From a213ce3bc98cea8f9c42ed2bf8e9920407bfa869 Mon Sep 17 00:00:00 2001 From: semantic-release-bot Date: Tue, 5 Oct 2021 13:03:23 +0000 Subject: chore(release): 1.5.6 ## [1.5.6](https://github.com/webtorrent/webtorrent/compare/v1.5.5...v1.5.6) (2021-10-05) ### Bug Fixes * http-node git location ([67ddac0](https://github.com/webtorrent/webtorrent/commit/67ddac03bc02e2923ec30af7054745a395d0280c)) --- AUTHORS.md | 1 + CHANGELOG.md | 7 +++++++ package.json | 2 +- webtorrent.chromeapp.js | 4 ++-- webtorrent.min.js | 2 +- 5 files changed, 12 insertions(+), 4 deletions(-) diff --git a/AUTHORS.md b/AUTHORS.md index fa82751..1ba7217 100644 --- a/AUTHORS.md +++ b/AUTHORS.md @@ -190,5 +190,6 @@ - il3ven (vaibhavchanana@yahoo.co.in) - Martti Malmi (sirius@iki.fi) - Ivan Borzenkov (ivan.borzenkov@gmail.com) +- Daniel Delgado Perera (33069494+audepe@users.noreply.github.com) #### Generated by scripts/update-authors.sh. diff --git a/CHANGELOG.md b/CHANGELOG.md index 616f57c..fd7e1a9 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -1,3 +1,10 @@ +## [1.5.6](https://github.com/webtorrent/webtorrent/compare/v1.5.5...v1.5.6) (2021-10-05) + + +### Bug Fixes + +* http-node git location ([67ddac0](https://github.com/webtorrent/webtorrent/commit/67ddac03bc02e2923ec30af7054745a395d0280c)) + ## [1.5.5](https://github.com/webtorrent/webtorrent/compare/v1.5.4...v1.5.5) (2021-09-02) diff --git a/package.json b/package.json index d6445e9..a2c9e2c 100644 --- a/package.json +++ b/package.json @@ -1,7 +1,7 @@ { "name": "webtorrent", "description": "Streaming torrent client", - "version": "1.5.5", + "version": "1.5.6", "author": { "name": "WebTorrent LLC", "email": "feross@webtorrent.io", diff --git a/webtorrent.chromeapp.js b/webtorrent.chromeapp.js index 615ae27..4e4df4b 100644 --- a/webtorrent.chromeapp.js +++ b/webtorrent.chromeapp.js @@ -30,7 +30,7 @@ * * @author Feross Aboukhadijeh * @license MIT - */'use strict';function createBuffer(length){if(2147483647size)throw new RangeError("The value \""+size+"\" is invalid for option \"size\"")}function alloc(size,fill,encoding){return assertSize(size),0>=size?createBuffer(size):void 0===fill?createBuffer(size):"string"==typeof encoding?createBuffer(size).fill(fill,encoding):createBuffer(size).fill(fill)}function allocUnsafe(size){return assertSize(size),createBuffer(0>size?0:0|checked(size))}function fromString(string,encoding){if(("string"!=typeof encoding||""===encoding)&&(encoding="utf8"),!Buffer.isEncoding(encoding))throw new TypeError("Unknown encoding: "+encoding);var length=0|byteLength(string,encoding),buf=createBuffer(length),actual=buf.write(string,encoding);return actual!==length&&(buf=buf.slice(0,actual)),buf}function fromArrayLike(array){for(var length=0>array.length?0:0|checked(array.length),buf=createBuffer(length),i=0;ibyteOffset||array.byteLength=2147483647)throw new RangeError("Attempt to allocate Buffer larger than maximum size: 0x"+2147483647 .toString(16)+" bytes");return 0|length}function byteLength(string,encoding){if(Buffer.isBuffer(string))return string.length;if(ArrayBuffer.isView(string)||isInstance(string,ArrayBuffer))return string.byteLength;if("string"!=typeof string)throw new TypeError("The \"string\" argument must be one of type string, Buffer, or ArrayBuffer. 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Use emitter.setMaxListeners() to increase limit"));w.name="MaxListenersExceededWarning",w.emitter=target,w.type=type,w.count=existing.length,ProcessEmitWarning(w)}return target}function onceWrapper(){if(!this.fired)return this.target.removeListener(this.type,this.wrapFn),this.fired=!0,0===arguments.length?this.listener.call(this.target):this.listener.apply(this.target,arguments)}function _onceWrap(target,type,listener){var state={fired:!1,wrapFn:void 0,target:target,type:type,listener:listener},wrapped=onceWrapper.bind(state);return wrapped.listener=listener,state.wrapFn=wrapped,wrapped}function _listeners(target,type,unwrap){var events=target._events;if(events===void 0)return[];var evlistener=events[type];return void 0===evlistener?[]:"function"==typeof evlistener?unwrap?[evlistener.listener||evlistener]:[evlistener]:unwrap?unwrapListeners(evlistener):arrayClone(evlistener,evlistener.length)}function listenerCount(type){var events=this._events;if(events!==void 0){var evlistener=events[type];if("function"==typeof evlistener)return 1;if(void 0!==evlistener)return evlistener.length}return 0}function arrayClone(arr,n){for(var copy=Array(n),i=0;iarg||NumberIsNaN(arg))throw new RangeError("The value of \"defaultMaxListeners\" is out of range. It must be a non-negative number. Received "+arg+".");defaultMaxListeners=arg}}),EventEmitter.init=function(){(this._events===void 0||this._events===Object.getPrototypeOf(this)._events)&&(this._events=Object.create(null),this._eventsCount=0),this._maxListeners=this._maxListeners||void 0},EventEmitter.prototype.setMaxListeners=function(n){if("number"!=typeof n||0>n||NumberIsNaN(n))throw new RangeError("The value of \"n\" is out of range. It must be a non-negative number. Received "+n+".");return this._maxListeners=n,this},EventEmitter.prototype.getMaxListeners=function(){return _getMaxListeners(this)},EventEmitter.prototype.emit=function(type){for(var args=[],i=1;iposition)return this;0===position?list.shift():spliceOne(list,position),1===list.length&&(events[type]=list[0]),void 0!==events.removeListener&&this.emit("removeListener",type,originalListener||listener)}return this},EventEmitter.prototype.off=EventEmitter.prototype.removeListener,EventEmitter.prototype.removeAllListeners=function(type){var listeners,events,i;if(events=this._events,void 0===events)return this;if(void 0===events.removeListener)return 0===arguments.length?(this._events=Object.create(null),this._eventsCount=0):void 0!==events[type]&&(0==--this._eventsCount?this._events=Object.create(null):delete events[type]),this;if(0===arguments.length){var keys=Object.keys(events),key;for(i=0;ires.length||2!==lastSegmentLength||46!==res.charCodeAt(res.length-1)||46!==res.charCodeAt(res.length-2))if(2length){if(47===to.charCodeAt(toStart+i))return to.slice(toStart+i+1);if(0===i)return to.slice(toStart+i)}else fromLen>length&&(47===from.charCodeAt(fromStart+i)?lastCommonSep=i:0===i&&(lastCommonSep=0));break}var fromCode=from.charCodeAt(fromStart+i),toCode=to.charCodeAt(toStart+i);if(fromCode!==toCode)break;else 47===fromCode&&(lastCommonSep=i)}var out="";for(i=fromStart+lastCommonSep+1;i<=fromEnd;++i)(i===fromEnd||47===from.charCodeAt(i))&&(out+=0===out.length?"..":"/..");return 0=start;--i){if(code=path.charCodeAt(i),47===code){if(!matchedSlash){startPart=i+1;break}continue}-1===end&&(matchedSlash=!1,end=i+1),46===code?-1===startDot?startDot=i:1!==preDotState&&(preDotState=1):-1!==startDot&&(preDotState=-1)}return-1===startDot||-1===end||0===preDotState||1===preDotState&&startDot===end-1&&startDot===startPart+1?-1!==end&&(0===startPart&&isAbsolute?ret.base=ret.name=path.slice(1,end):ret.base=ret.name=path.slice(startPart,end)):(0===startPart&&isAbsolute?(ret.name=path.slice(1,startDot),ret.base=path.slice(1,end)):(ret.name=path.slice(startPart,startDot),ret.base=path.slice(startPart,end)),ret.ext=path.slice(startDot,end)),0pos?0:+pos,search.length)===search}function endsWith(str,search,this_len){return(void 0===this_len||this_len>str.length)&&(this_len=str.length),str.substring(this_len-search.length,this_len)===search}function includes(str,search,start){return"number"!=typeof start&&(start=0),!(start+search.length>str.length)&&-1!==str.indexOf(search,start)}var codes={};createErrorType("ERR_INVALID_OPT_VALUE",function(name,value){return"The value \""+value+"\" is invalid for option \""+name+"\""},TypeError),createErrorType("ERR_INVALID_ARG_TYPE",function(name,expected,actual){var determiner;"string"==typeof expected&&startsWith(expected,"not ")?(determiner="must not be",expected=expected.replace(/^not /,"")):determiner="must be";var msg;if(endsWith(name," argument"))msg="The ".concat(name," ").concat(determiner," ").concat(oneOf(expected,"type"));else{var type=includes(name,".")?"property":"argument";msg="The \"".concat(name,"\" ").concat(type," ").concat(determiner," ").concat(oneOf(expected,"type"))}return msg+=". Received type ".concat(typeof actual),msg},TypeError),createErrorType("ERR_STREAM_PUSH_AFTER_EOF","stream.push() after EOF"),createErrorType("ERR_METHOD_NOT_IMPLEMENTED",function(name){return"The "+name+" method is not implemented"}),createErrorType("ERR_STREAM_PREMATURE_CLOSE","Premature close"),createErrorType("ERR_STREAM_DESTROYED",function(name){return"Cannot call "+name+" after a stream was destroyed"}),createErrorType("ERR_MULTIPLE_CALLBACK","Callback called multiple times"),createErrorType("ERR_STREAM_CANNOT_PIPE","Cannot pipe, not readable"),createErrorType("ERR_STREAM_WRITE_AFTER_END","write after end"),createErrorType("ERR_STREAM_NULL_VALUES","May not write null values to stream",TypeError),createErrorType("ERR_UNKNOWN_ENCODING",function(arg){return"Unknown encoding: "+arg},TypeError),createErrorType("ERR_STREAM_UNSHIFT_AFTER_END_EVENT","stream.unshift() after end event"),module.exports.codes=codes},{}],87:[function(require,module){(function(process){(function(){'use strict';function Duplex(options){return this instanceof Duplex?void(Readable.call(this,options),Writable.call(this,options),this.allowHalfOpen=!0,options&&(!1===options.readable&&(this.readable=!1),!1===options.writable&&(this.writable=!1),!1===options.allowHalfOpen&&(this.allowHalfOpen=!1,this.once("end",onend)))):new Duplex(options)}function onend(){this._writableState.ended||process.nextTick(onEndNT,this)}function onEndNT(self){self.end()}var objectKeys=Object.keys||function(obj){var keys=[];for(var key in obj)keys.push(key);return keys};module.exports=Duplex;var Readable=require("./_stream_readable"),Writable=require("./_stream_writable");require("inherits")(Duplex,Readable);for(var keys=objectKeys(Writable.prototype),v=0,method;v>>1,n|=n>>>2,n|=n>>>4,n|=n>>>8,n|=n>>>16,n++),n}function howMuchToRead(n,state){return 0>=n||0===state.length&&state.ended?0:state.objectMode?1:n===n?(n>state.highWaterMark&&(state.highWaterMark=computeNewHighWaterMark(n)),n<=state.length?n:state.ended?state.length:(state.needReadable=!0,0)):state.flowing&&state.length?state.buffer.head.data.length:state.length}function onEofChunk(stream,state){if(debug("onEofChunk"),!state.ended){if(state.decoder){var chunk=state.decoder.end();chunk&&chunk.length&&(state.buffer.push(chunk),state.length+=state.objectMode?1:chunk.length)}state.ended=!0,state.sync?emitReadable(stream):(state.needReadable=!1,!state.emittedReadable&&(state.emittedReadable=!0,emitReadable_(stream)))}}function emitReadable(stream){var state=stream._readableState;debug("emitReadable",state.needReadable,state.emittedReadable),state.needReadable=!1,state.emittedReadable||(debug("emitReadable",state.flowing),state.emittedReadable=!0,process.nextTick(emitReadable_,stream))}function emitReadable_(stream){var state=stream._readableState;debug("emitReadable_",state.destroyed,state.length,state.ended),!state.destroyed&&(state.length||state.ended)&&(stream.emit("readable"),state.emittedReadable=!1),state.needReadable=!state.flowing&&!state.ended&&state.length<=state.highWaterMark,flow(stream)}function maybeReadMore(stream,state){state.readingMore||(state.readingMore=!0,process.nextTick(maybeReadMore_,stream,state))}function maybeReadMore_(stream,state){for(;!state.reading&&!state.ended&&(state.length=state.length?(ret=state.decoder?state.buffer.join(""):1===state.buffer.length?state.buffer.first():state.buffer.concat(state.length),state.buffer.clear()):ret=state.buffer.consume(n,state.decoder),ret}function endReadable(stream){var state=stream._readableState;debug("endReadable",state.endEmitted),state.endEmitted||(state.ended=!0,process.nextTick(endReadableNT,state,stream))}function endReadableNT(state,stream){if(debug("endReadableNT",state.endEmitted,state.length),!state.endEmitted&&0===state.length&&(state.endEmitted=!0,stream.readable=!1,stream.emit("end"),state.autoDestroy)){var wState=stream._writableState;(!wState||wState.autoDestroy&&wState.finished)&&stream.destroy()}}function indexOf(xs,x){for(var i=0,l=xs.length;i=state.highWaterMark)||state.ended))return debug("read: emitReadable",state.length,state.ended),0===state.length&&state.ended?endReadable(this):emitReadable(this),null;if(n=howMuchToRead(n,state),0===n&&state.ended)return 0===state.length&&endReadable(this),null;var doRead=state.needReadable;debug("need readable",doRead),(0===state.length||state.length-n>>0),p=this.head,i=0;p;)copyBuffer(p.data,ret,i),i+=p.data.length,p=p.next;return ret}},{key:"consume",value:function(n,hasStrings){var ret;return nstr.length?str.length:n;if(ret+=nb===str.length?str:str.slice(0,n),n-=nb,0===n){nb===str.length?(++c,this.head=p.next?p.next:this.tail=null):(this.head=p,p.data=str.slice(nb));break}++c}return this.length-=c,ret}},{key:"_getBuffer",value:function(n){var ret=Buffer.allocUnsafe(n),p=this.head,c=1;for(p.data.copy(ret),n-=p.data.length;p=p.next;){var buf=p.data,nb=n>buf.length?buf.length:n;if(buf.copy(ret,ret.length-n,0,nb),n-=nb,0===n){nb===buf.length?(++c,this.head=p.next?p.next:this.tail=null):(this.head=p,p.data=buf.slice(nb));break}++c}return this.length-=c,ret}},{key:custom,value:function(_,options){return inspect(this,_objectSpread({},options,{depth:0,customInspect:!1}))}}]),BufferList}()},{buffer:82,util:53}],94:[function(require,module){(function(process){(function(){'use strict';function emitErrorAndCloseNT(self,err){emitErrorNT(self,err),emitCloseNT(self)}function emitCloseNT(self){self._writableState&&!self._writableState.emitClose||self._readableState&&!self._readableState.emitClose||self.emit("close")}function emitErrorNT(self,err){self.emit("error",err)}module.exports={destroy:function(err,cb){var _this=this,readableDestroyed=this._readableState&&this._readableState.destroyed,writableDestroyed=this._writableState&&this._writableState.destroyed;return readableDestroyed||writableDestroyed?(cb?cb(err):err&&(this._writableState?!this._writableState.errorEmitted&&(this._writableState.errorEmitted=!0,process.nextTick(emitErrorNT,this,err)):process.nextTick(emitErrorNT,this,err)),this):(this._readableState&&(this._readableState.destroyed=!0),this._writableState&&(this._writableState.destroyed=!0),this._destroy(err||null,function(err){!cb&&err?_this._writableState?_this._writableState.errorEmitted?process.nextTick(emitCloseNT,_this):(_this._writableState.errorEmitted=!0,process.nextTick(emitErrorAndCloseNT,_this,err)):process.nextTick(emitErrorAndCloseNT,_this,err):cb?(process.nextTick(emitCloseNT,_this),cb(err)):process.nextTick(emitCloseNT,_this)}),this)},undestroy:function(){this._readableState&&(this._readableState.destroyed=!1,this._readableState.reading=!1,this._readableState.ended=!1,this._readableState.endEmitted=!1),this._writableState&&(this._writableState.destroyed=!1,this._writableState.ended=!1,this._writableState.ending=!1,this._writableState.finalCalled=!1,this._writableState.prefinished=!1,this._writableState.finished=!1,this._writableState.errorEmitted=!1)},errorOrDestroy:function(stream,err){var rState=stream._readableState,wState=stream._writableState;rState&&rState.autoDestroy||wState&&wState.autoDestroy?stream.destroy(err):stream.emit("error",err)}}}).call(this)}).call(this,require("_process"))},{_process:255}],95:[function(require,module){'use strict';function once(callback){var called=!1;return function(){if(!called){called=!0;for(var _len=arguments.length,args=Array(_len),_key=0;_key<_len;_key++)args[_key]=arguments[_key];callback.apply(this,args)}}}function noop(){}function isRequest(stream){return stream.setHeader&&"function"==typeof stream.abort}function eos(stream,opts,callback){if("function"==typeof opts)return eos(stream,null,opts);opts||(opts={}),callback=once(callback||noop);var readable=opts.readable||!1!==opts.readable&&stream.readable,writable=opts.writable||!1!==opts.writable&&stream.writable,onlegacyfinish=function(){stream.writable||onfinish()},writableEnded=stream._writableState&&stream._writableState.finished,onfinish=function(){writable=!1,writableEnded=!0,readable||callback.call(stream)},readableEnded=stream._readableState&&stream._readableState.endEmitted,onend=function(){readable=!1,readableEnded=!0,writable||callback.call(stream)},onerror=function(err){callback.call(stream,err)},onclose=function(){var err;return readable&&!readableEnded?(stream._readableState&&stream._readableState.ended||(err=new ERR_STREAM_PREMATURE_CLOSE),callback.call(stream,err)):writable&&!writableEnded?(stream._writableState&&stream._writableState.ended||(err=new ERR_STREAM_PREMATURE_CLOSE),callback.call(stream,err)):void 0},onrequest=function(){stream.req.on("finish",onfinish)};return isRequest(stream)?(stream.on("complete",onfinish),stream.on("abort",onclose),stream.req?onrequest():stream.on("request",onrequest)):writable&&!stream._writableState&&(stream.on("end",onlegacyfinish),stream.on("close",onlegacyfinish)),stream.on("end",onend),stream.on("finish",onfinish),!1!==opts.error&&stream.on("error",onerror),stream.on("close",onclose),function(){stream.removeListener("complete",onfinish),stream.removeListener("abort",onclose),stream.removeListener("request",onrequest),stream.req&&stream.req.removeListener("finish",onfinish),stream.removeListener("end",onlegacyfinish),stream.removeListener("close",onlegacyfinish),stream.removeListener("finish",onfinish),stream.removeListener("end",onend),stream.removeListener("error",onerror),stream.removeListener("close",onclose)}}var ERR_STREAM_PREMATURE_CLOSE=require("../../../errors").codes.ERR_STREAM_PREMATURE_CLOSE;module.exports=eos},{"../../../errors":86}],96:[function(require,module){module.exports=function(){throw new Error("Readable.from is not available in the browser")}},{}],97:[function(require,module){'use strict';function once(callback){var called=!1;return function(){called||(called=!0,callback.apply(void 0,arguments))}}function noop(err){if(err)throw err}function isRequest(stream){return stream.setHeader&&"function"==typeof stream.abort}function destroyer(stream,reading,writing,callback){callback=once(callback);var closed=!1;stream.on("close",function(){closed=!0}),eos===void 0&&(eos=require("./end-of-stream")),eos(stream,{readable:reading,writable:writing},function(err){return err?callback(err):void(closed=!0,callback())});var destroyed=!1;return function(err){if(!closed)return destroyed?void 0:(destroyed=!0,isRequest(stream)?stream.abort():"function"==typeof stream.destroy?stream.destroy():void callback(err||new ERR_STREAM_DESTROYED("pipe")))}}function call(fn){fn()}function pipe(from,to){return from.pipe(to)}function popCallback(streams){return streams.length?"function"==typeof streams[streams.length-1]?streams.pop():noop:noop}var _require$codes=require("../../../errors").codes,ERR_MISSING_ARGS=_require$codes.ERR_MISSING_ARGS,ERR_STREAM_DESTROYED=_require$codes.ERR_STREAM_DESTROYED,eos;module.exports=function(){for(var _len=arguments.length,streams=Array(_len),_key=0;_key<_len;_key++)streams[_key]=arguments[_key];var callback=popCallback(streams);if(Array.isArray(streams[0])&&(streams=streams[0]),2>streams.length)throw new ERR_MISSING_ARGS("streams");var destroys=streams.map(function(stream,i){var reading=ihwm){var name=isDuplex?duplexKey:"highWaterMark";throw new ERR_INVALID_OPT_VALUE(name,hwm)}return _Mathfloor(hwm)}return state.objectMode?16:16384}}},{"../../../errors":86}],99:[function(require,module){module.exports=require("events").EventEmitter},{events:83}],100:[function(require,module,exports){arguments[4][27][0].apply(exports,arguments)},{dup:27}],101:[function(require,module,exports){'use strict';function uncurryThis(f){return f.call.bind(f)}function checkBoxedPrimitive(value,prototypeValueOf){if("object"!=typeof value)return!1;try{return prototypeValueOf(value),!0}catch(e){return!1}}function isMapToString(value){return"[object Map]"===ObjectToString(value)}function isSetToString(value){return"[object Set]"===ObjectToString(value)}function isWeakMapToString(value){return"[object WeakMap]"===ObjectToString(value)}function isWeakSetToString(value){return"[object WeakSet]"===ObjectToString(value)}function isArrayBufferToString(value){return"[object ArrayBuffer]"===ObjectToString(value)}function isArrayBuffer(value){return"undefined"!=typeof ArrayBuffer&&(isArrayBufferToString.working?isArrayBufferToString(value):value instanceof ArrayBuffer)}function isDataViewToString(value){return"[object DataView]"===ObjectToString(value)}function isDataView(value){return"undefined"!=typeof DataView&&(isDataViewToString.working?isDataViewToString(value):value instanceof DataView)}function isSharedArrayBufferToString(value){return"[object SharedArrayBuffer]"===ObjectToString(value)}function isSharedArrayBuffer(value){return"undefined"!=typeof SharedArrayBufferCopy&&("undefined"==typeof isSharedArrayBufferToString.working&&(isSharedArrayBufferToString.working=isSharedArrayBufferToString(new SharedArrayBufferCopy)),isSharedArrayBufferToString.working?isSharedArrayBufferToString(value):value instanceof SharedArrayBufferCopy)}function isNumberObject(value){return checkBoxedPrimitive(value,numberValue)}function isStringObject(value){return checkBoxedPrimitive(value,stringValue)}function isBooleanObject(value){return checkBoxedPrimitive(value,booleanValue)}function isBigIntObject(value){return BigIntSupported&&checkBoxedPrimitive(value,bigIntValue)}function isSymbolObject(value){return SymbolSupported&&checkBoxedPrimitive(value,symbolValue)}var isArgumentsObject=require("is-arguments"),isGeneratorFunction=require("is-generator-function"),whichTypedArray=require("which-typed-array"),isTypedArray=require("is-typed-array"),BigIntSupported="undefined"!=typeof BigInt,SymbolSupported="undefined"!=typeof Symbol,ObjectToString=uncurryThis(Object.prototype.toString),numberValue=uncurryThis(Number.prototype.valueOf),stringValue=uncurryThis(_Stringprototype.valueOf),booleanValue=uncurryThis(Boolean.prototype.valueOf);if(BigIntSupported)var bigIntValue=uncurryThis(BigInt.prototype.valueOf);if(SymbolSupported)var symbolValue=uncurryThis(Symbol.prototype.valueOf);exports.isArgumentsObject=isArgumentsObject,exports.isGeneratorFunction=isGeneratorFunction,exports.isTypedArray=isTypedArray,exports.isPromise=function(input){return"undefined"!=typeof Promise&&input instanceof Promise||null!==input&&"object"==typeof input&&"function"==typeof input.then&&"function"==typeof input.catch},exports.isArrayBufferView=function(value){return"undefined"!=typeof ArrayBuffer&&ArrayBuffer.isView?ArrayBuffer.isView(value):isTypedArray(value)||isDataView(value)},exports.isUint8Array=function(value){return"Uint8Array"===whichTypedArray(value)},exports.isUint8ClampedArray=function(value){return"Uint8ClampedArray"===whichTypedArray(value)},exports.isUint16Array=function(value){return"Uint16Array"===whichTypedArray(value)},exports.isUint32Array=function(value){return"Uint32Array"===whichTypedArray(value)},exports.isInt8Array=function(value){return"Int8Array"===whichTypedArray(value)},exports.isInt16Array=function(value){return"Int16Array"===whichTypedArray(value)},exports.isInt32Array=function(value){return"Int32Array"===whichTypedArray(value)},exports.isFloat32Array=function(value){return"Float32Array"===whichTypedArray(value)},exports.isFloat64Array=function(value){return"Float64Array"===whichTypedArray(value)},exports.isBigInt64Array=function(value){return"BigInt64Array"===whichTypedArray(value)},exports.isBigUint64Array=function(value){return"BigUint64Array"===whichTypedArray(value)},isMapToString.working="undefined"!=typeof Map&&isMapToString(new Map),exports.isMap=function(value){return"undefined"!=typeof Map&&(isMapToString.working?isMapToString(value):value instanceof Map)},isSetToString.working="undefined"!=typeof Set&&isSetToString(new Set),exports.isSet=function(value){return"undefined"!=typeof Set&&(isSetToString.working?isSetToString(value):value instanceof Set)},isWeakMapToString.working="undefined"!=typeof WeakMap&&isWeakMapToString(new WeakMap),exports.isWeakMap=function(value){return"undefined"!=typeof WeakMap&&(isWeakMapToString.working?isWeakMapToString(value):value instanceof WeakMap)},isWeakSetToString.working="undefined"!=typeof WeakSet&&isWeakSetToString(new WeakSet),exports.isWeakSet=function(value){return isWeakSetToString(value)},isArrayBufferToString.working="undefined"!=typeof ArrayBuffer&&isArrayBufferToString(new ArrayBuffer),exports.isArrayBuffer=isArrayBuffer,isDataViewToString.working="undefined"!=typeof ArrayBuffer&&"undefined"!=typeof DataView&&isDataViewToString(new DataView(new ArrayBuffer(1),0,1)),exports.isDataView=isDataView;var SharedArrayBufferCopy="undefined"==typeof SharedArrayBuffer?void 0:SharedArrayBuffer;exports.isSharedArrayBuffer=isSharedArrayBuffer,exports.isAsyncFunction=function(value){return"[object AsyncFunction]"===ObjectToString(value)},exports.isMapIterator=function(value){return"[object Map Iterator]"===ObjectToString(value)},exports.isSetIterator=function(value){return"[object Set Iterator]"===ObjectToString(value)},exports.isGeneratorObject=function(value){return"[object Generator]"===ObjectToString(value)},exports.isWebAssemblyCompiledModule=function(value){return"[object WebAssembly.Module]"===ObjectToString(value)},exports.isNumberObject=isNumberObject,exports.isStringObject=isStringObject,exports.isBooleanObject=isBooleanObject,exports.isBigIntObject=isBigIntObject,exports.isSymbolObject=isSymbolObject,exports.isBoxedPrimitive=function(value){return isNumberObject(value)||isStringObject(value)||isBooleanObject(value)||isBigIntObject(value)||isSymbolObject(value)},exports.isAnyArrayBuffer=function(value){return"undefined"!=typeof Uint8Array&&(isArrayBuffer(value)||isSharedArrayBuffer(value))},["isProxy","isExternal","isModuleNamespaceObject"].forEach(function(method){Object.defineProperty(exports,method,{enumerable:!1,value:function(){throw new Error(method+" is not supported in userland")}})})},{"is-arguments":202,"is-generator-function":205,"is-typed-array":206,"which-typed-array":346}],102:[function(require,module,exports){(function(process){(function(){function inspect(obj,opts){var ctx={seen:[],stylize:stylizeNoColor};return 3<=arguments.length&&(ctx.depth=arguments[2]),4<=arguments.length&&(ctx.colors=arguments[3]),isBoolean(opts)?ctx.showHidden=opts:opts&&exports._extend(ctx,opts),isUndefined(ctx.showHidden)&&(ctx.showHidden=!1),isUndefined(ctx.depth)&&(ctx.depth=2),isUndefined(ctx.colors)&&(ctx.colors=!1),isUndefined(ctx.customInspect)&&(ctx.customInspect=!0),ctx.colors&&(ctx.stylize=stylizeWithColor),formatValue(ctx,obj,ctx.depth)}function stylizeWithColor(str,styleType){var style=inspect.styles[styleType];return style?"\x1B["+inspect.colors[style][0]+"m"+str+"\x1B["+inspect.colors[style][1]+"m":str}function stylizeNoColor(str){return str}function arrayToHash(array){var hash={};return array.forEach(function(val){hash[val]=!0}),hash}function formatValue(ctx,value,recurseTimes){if(ctx.customInspect&&value&&isFunction(value.inspect)&&value.inspect!==exports.inspect&&!(value.constructor&&value.constructor.prototype===value)){var ret=value.inspect(recurseTimes,ctx);return isString(ret)||(ret=formatValue(ctx,ret,recurseTimes)),ret}var primitive=formatPrimitive(ctx,value);if(primitive)return primitive;var keys=Object.keys(value),visibleKeys=arrayToHash(keys);if(ctx.showHidden&&(keys=Object.getOwnPropertyNames(value)),isError(value)&&(0<=keys.indexOf("message")||0<=keys.indexOf("description")))return formatError(value);if(0===keys.length){if(isFunction(value)){var name=value.name?": "+value.name:"";return ctx.stylize("[Function"+name+"]","special")}if(isRegExp(value))return ctx.stylize(RegExp.prototype.toString.call(value),"regexp");if(isDate(value))return ctx.stylize(Date.prototype.toString.call(value),"date");if(isError(value))return formatError(value)}var base="",array=!1,braces=["{","}"];if(isArray(value)&&(array=!0,braces=["[","]"]),isFunction(value)){var n=value.name?": "+value.name:"";base=" [Function"+n+"]"}if(isRegExp(value)&&(base=" "+RegExp.prototype.toString.call(value)),isDate(value)&&(base=" "+Date.prototype.toUTCString.call(value)),isError(value)&&(base=" "+formatError(value)),0===keys.length&&(!array||0==value.length))return braces[0]+base+braces[1];if(0>recurseTimes)return isRegExp(value)?ctx.stylize(RegExp.prototype.toString.call(value),"regexp"):ctx.stylize("[Object]","special");ctx.seen.push(value);var output;return output=array?formatArray(ctx,value,recurseTimes,visibleKeys,keys):keys.map(function(key){return formatProperty(ctx,value,recurseTimes,visibleKeys,key,array)}),ctx.seen.pop(),reduceToSingleString(output,base,braces)}function formatPrimitive(ctx,value){if(isUndefined(value))return ctx.stylize("undefined","undefined");if(isString(value)){var simple="'"+JSON.stringify(value).replace(/^"|"$/g,"").replace(/'/g,"\\'").replace(/\\"/g,"\"")+"'";return ctx.stylize(simple,"string")}return isNumber(value)?ctx.stylize(""+value,"number"):isBoolean(value)?ctx.stylize(""+value,"boolean"):isNull(value)?ctx.stylize("null","null"):void 0}function formatError(value){return"["+Error.prototype.toString.call(value)+"]"}function formatArray(ctx,value,recurseTimes,visibleKeys,keys){for(var output=[],i=0,l=value.length;ictx.seen.indexOf(desc.value)?(str=isNull(recurseTimes)?formatValue(ctx,desc.value,null):formatValue(ctx,desc.value,recurseTimes-1),-1n?"0"+n.toString(10):n.toString(10)}function timestamp(){var d=new Date,time=[pad(d.getHours()),pad(d.getMinutes()),pad(d.getSeconds())].join(":");return[d.getDate(),months[d.getMonth()],time].join(" ")}function hasOwnProperty(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}function callbackifyOnRejected(reason,cb){if(!reason){var newReason=new Error("Promise was rejected with a falsy value");newReason.reason=reason,reason=newReason}return cb(reason)}var getOwnPropertyDescriptors=Object.getOwnPropertyDescriptors||function(obj){for(var keys=Object.keys(obj),descriptors={},i=0;i=len)return x;switch(x){case"%s":return args[i++]+"";case"%d":return+args[i++];case"%j":try{return JSON.stringify(args[i++])}catch(_){return"[Circular]"}default:return x;}}),x=args[i];isize)throw new RangeError("\"size\" argument must not be negative");return Buffer.allocUnsafe?Buffer.allocUnsafe(size):new Buffer(size)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],104:[function(require,module){(function(Buffer){(function(){var bufferFill=require("buffer-fill"),allocUnsafe=require("buffer-alloc-unsafe");module.exports=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("\"size\" argument must be a number");if(0>size)throw new RangeError("\"size\" argument must not be negative");if(Buffer.alloc)return Buffer.alloc(size,fill,encoding);var buffer=allocUnsafe(size);return 0===size?buffer:void 0===fill?bufferFill(buffer,0):("string"!=typeof encoding&&(encoding=void 0),bufferFill(buffer,fill,encoding))}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,"buffer-alloc-unsafe":103,"buffer-fill":105}],105:[function(require,module){(function(Buffer){(function(){function isSingleByte(val){return 1===val.length&&256>val.charCodeAt(0)}function fillWithNumber(buffer,val,start,end){if(0>start||end>buffer.length)throw new RangeError("Out of range index");return start>>>=0,end=void 0===end?buffer.length:end>>>0,end>start&&buffer.fill(val,start,end),buffer}function fillWithBuffer(buffer,val,start,end){if(0>start||end>buffer.length)throw new RangeError("Out of range index");if(end<=start)return buffer;start>>>=0,end=void 0===end?buffer.length:end>>>0;for(var pos=start,len=val.length;pos<=end-len;)val.copy(buffer,pos),pos+=len;return pos!==end&&val.copy(buffer,pos,0,end-pos),buffer}var hasFullSupport=function(){try{if(!Buffer.isEncoding("latin1"))return!1;var buf=Buffer.alloc?Buffer.alloc(4):new Buffer(4);return buf.fill("ab","ucs2"),"61006200"===buf.toString("hex")}catch(_){return!1}}();module.exports=function(buffer,val,start,end,encoding){if(hasFullSupport)return buffer.fill(val,start,end,encoding);if("number"==typeof val)return fillWithNumber(buffer,val,start,end);if("string"==typeof val){if("string"==typeof start?(encoding=start,start=0,end=buffer.length):"string"==typeof end&&(encoding=end,end=buffer.length),void 0!==encoding&&"string"!=typeof encoding)throw new TypeError("encoding must be a string");if("latin1"===encoding&&(encoding="binary"),"string"==typeof encoding&&!Buffer.isEncoding(encoding))throw new TypeError("Unknown encoding: "+encoding);if(""===val)return fillWithNumber(buffer,0,start,end);if(isSingleByte(val))return fillWithNumber(buffer,val.charCodeAt(0),start,end);val=new Buffer(val,encoding)}return Buffer.isBuffer(val)?fillWithBuffer(buffer,val,start,end):fillWithNumber(buffer,0,start,end)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],106:[function(require,module){(function(Buffer){(function(){module.exports=function(a,b){for(var length=_Mathmin(a.length,b.length),buffer=new Buffer(length),i=0;i */const LRU=require("lru"),queueMicrotask=require("queue-microtask");module.exports=class{constructor(store,opts){if(this.store=store,this.chunkLength=store.chunkLength,this.inProgressGets=new Map,!this.store||!this.store.get||!this.store.put)throw new Error("First argument must be abstract-chunk-store compliant");this.cache=new LRU(opts)}put(index,buf,cb=()=>{}){return this.cache?void(this.cache.remove(index),this.store.put(index,buf,cb)):queueMicrotask(()=>cb(new Error("CacheStore closed")))}get(index,opts,cb=()=>{}){if("function"==typeof opts)return this.get(index,null,opts);if(!this.cache)return queueMicrotask(()=>cb(new Error("CacheStore closed")));opts||(opts={});let buf=this.cache.get(index);if(buf){const offset=opts.offset||0,len=opts.length||buf.length-offset;return(0!==offset||len!==buf.length)&&(buf=buf.slice(offset,len+offset)),queueMicrotask(()=>cb(null,buf))}let waiters=this.inProgressGets.get(index);const getAlreadyStarted=!!waiters;waiters||(waiters=[],this.inProgressGets.set(index,waiters)),waiters.push({opts,cb}),getAlreadyStarted||this.store.get(index,(err,buf)=>{err||null==this.cache||this.cache.set(index,buf);const inProgressEntry=this.inProgressGets.get(index);this.inProgressGets.delete(index);for(const{opts,cb}of inProgressEntry)if(err)cb(err);else{const offset=opts.offset||0,len=opts.length||buf.length-offset;let slicedBuf=buf;(0!==offset||len!==buf.length)&&(slicedBuf=buf.slice(offset,len+offset)),cb(null,slicedBuf)}})}close(cb=()=>{}){return this.cache?void(this.cache=null,this.store.close(cb)):queueMicrotask(()=>cb(new Error("CacheStore closed")))}destroy(cb=()=>{}){return this.cache?void(this.cache=null,this.store.destroy(cb)):queueMicrotask(()=>cb(new Error("CacheStore closed")))}}},{lru:217,"queue-microtask":268}],109:[function(require,module){'use strict';var GetIntrinsic=require("get-intrinsic"),callBind=require("./"),$indexOf=callBind(GetIntrinsic("String.prototype.indexOf"));module.exports=function(name,allowMissing){var intrinsic=GetIntrinsic(name,!!allowMissing);return"function"==typeof intrinsic&&-1<$indexOf(name,".prototype.")?callBind(intrinsic):intrinsic}},{"./":110,"get-intrinsic":170}],110:[function(require,module){'use strict';var bind=require("function-bind"),GetIntrinsic=require("get-intrinsic"),$apply=GetIntrinsic("%Function.prototype.apply%"),$call=GetIntrinsic("%Function.prototype.call%"),$reflectApply=GetIntrinsic("%Reflect.apply%",!0)||bind.call($call,$apply),$gOPD=GetIntrinsic("%Object.getOwnPropertyDescriptor%",!0),$defineProperty=GetIntrinsic("%Object.defineProperty%",!0),$max=GetIntrinsic("%Math.max%");if($defineProperty)try{$defineProperty({},"a",{value:1})}catch(e){$defineProperty=null}module.exports=function(originalFunction){var func=$reflectApply(bind,$call,arguments);if($gOPD&&$defineProperty){var desc=$gOPD(func,"length");desc.configurable&&$defineProperty(func,"length",{value:1+$max(0,originalFunction.length-(arguments.length-1))})}return func};var applyBind=function(){return $reflectApply(bind,$apply,arguments)};$defineProperty?$defineProperty(module.exports,"apply",{value:applyBind}):module.exports.apply=applyBind},{"function-bind":168,"get-intrinsic":170}],111:[function(require,module,exports){(function(Buffer){(function(){function onReceive(info){info.socketId in sockets?sockets[info.socketId]._onReceive(info):console.error("Unknown socket id: "+info.socketId)}function onReceiveError(info){info.socketId in sockets?sockets[info.socketId]._onReceiveError(info.resultCode):console.error("Unknown socket id: "+info.socketId)}function Socket(options,listener){var self=this;if(EventEmitter.call(self),"string"==typeof options&&(options={type:options}),"udp4"!==options.type)throw new Error("Bad socket type specified. Valid types are: udp4");"function"==typeof listener&&self.on("message",listener),self._destroyed=!1,self._bindState=0,self._bindTasks=[]}function sliceBuffer(buffer,offset,length){if("string"==typeof buffer)buffer=Buffer.from(buffer);else if(!(buffer instanceof Buffer))throw new TypeError("First argument must be a buffer or string");offset>>>=0,length>>>=0;var buf=buffer.buffer;return(buffer.byteOffset||buffer.byteLength!==buf.byteLength)&&(buf=buf.slice(buffer.byteOffset,buffer.byteOffset+buffer.byteLength)),(offset||length!==buffer.length)&&(buf=buf.slice(offset,length)),Buffer.from(buf)}function fixBufferList(list){for(var newlist=Array(list.length),i=0,l=list.length,buf;iresult?void self.emit("error",new Error("Socket "+self.id+" failed to bind. "+chrome.runtime.lastError.message)):void chrome.sockets.udp.getInfo(self.id,function(socketInfo){return socketInfo.localPort&&socketInfo.localAddress?void(self._port=socketInfo.localPort,self._address=socketInfo.localAddress,self._bindState=BIND_STATE_BOUND,self.emit("listening"),self._bindTasks.map(function(t){t.callback()})):void self.emit("error",new Error("Cannot get local port/address for Socket "+self.id))})})})})},Socket.prototype._onReceive=function(info){var self=this,buf=Buffer.from(new Uint8Array(info.data)),rinfo={address:info.remoteAddress,family:"IPv4",port:info.remotePort,size:buf.length};self.emit("message",buf,rinfo)},Socket.prototype._onReceiveError=function(resultCode){var self=this;self.emit("error",new Error("Socket "+self.id+" receive error "+resultCode))},Socket.prototype.send=function(buffer,offset,length,port,address,callback){var self=this,list;if(address||port&&"function"!=typeof port?buffer=sliceBuffer(buffer,offset,length):(callback=port,port=offset,address=length),!Array.isArray(buffer)){if("string"==typeof buffer)list=[Buffer.from(buffer)];else if(!(buffer instanceof Buffer))throw new TypeError("First argument must be a buffer or a string");else list=[buffer];}else if(!(list=fixBufferList(buffer)))throw new TypeError("Buffer list arguments must be buffers or strings");if(port>>>=0,0===port||65535 0 and < 65536");if("function"!=typeof callback&&(callback=function(){}),self._bindState===BIND_STATE_UNBOUND&&self.bind(0),self._bindState!==BIND_STATE_BOUND)return self._sendQueue||(self._sendQueue=[],self.once("listening",function(){for(var i=0;isendInfo.resultCode){var err=new Error("Socket "+self.id+" send error "+sendInfo.resultCode);callback(err),self.emit("error",err)}else callback(null)})},Socket.prototype.close=function(){var self=this;self._destroyed||(delete sockets[self.id],chrome.sockets.udp.close(self.id),self._destroyed=!0,self.emit("close"))},Socket.prototype.address=function(){var self=this;return{address:self._address,port:self._port,family:"IPv4"}},Socket.prototype.setBroadcast=function(){},Socket.prototype.setTTL=function(){},Socket.prototype.setMulticastTTL=function(ttl,callback){function setMulticastTTL(callback){chrome.sockets.udp.setMulticastTimeToLive(self.id,ttl,callback)}var self=this;callback||(callback=function(){}),self._bindState===BIND_STATE_BOUND?setMulticastTTL(callback):self._bindTasks.push({fn:setMulticastTTL,callback})},Socket.prototype.setMulticastLoopback=function(flag,callback){function setMulticastLoopback(callback){chrome.sockets.udp.setMulticastLoopbackMode(self.id,flag,callback)}var self=this;callback||(callback=function(){}),self._bindState===BIND_STATE_BOUND?setMulticastLoopback(callback):self._bindTasks.push({fn:setMulticastLoopback,callback})},Socket.prototype.addMembership=function(multicastAddress,multicastInterface,callback){var self=this;callback||(callback=function(){}),chrome.sockets.udp.joinGroup(self.id,multicastAddress,callback)},Socket.prototype.dropMembership=function(multicastAddress,multicastInterface,callback){var self=this;callback||(callback=function(){}),chrome.sockets.udp.leaveGroup(self.id,multicastAddress,callback)},Socket.prototype.unref=function(){},Socket.prototype.ref=function(){}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,events:83,inherits:200,"run-series":297}],112:[function(require,module,exports){function lookup(hostname,opts,cb){return"function"==typeof opts?lookup(hostname,null,opts):void chrome.dns.resolve(hostname,resolveInfo=>{if(0!==resolveInfo.resultCode)return cb(new Error("DNS lookup error: "+chrome.runtime.lastError.message));const address=resolveInfo.address,ipVersion=isIPv4(address)?4:isIPv6(address)?6:0;cb(null,address,ipVersion)})}const{isIPv4,isIPv6}=require("chrome-net");exports.lookup=lookup},{"chrome-net":113}],113:[function(require,module,exports){(function(process){(function(){/*! chrome-net. MIT License. Feross Aboukhadijeh */'use strict';function onAccept(info){info.socketId in servers?servers[info.socketId]._onAccept(info.clientSocketId):console.error("Unknown server socket id: "+info.socketId)}function onAcceptError(info){info.socketId in servers?servers[info.socketId]._onAcceptError(info.resultCode):console.error("Unknown server socket id: "+info.socketId)}function onReceive(info){info.socketId in sockets?sockets[info.socketId]._onReceive(info.data):console.error("Unknown socket id: "+info.socketId)}function onReceiveError(info){if(info.socketId in sockets)sockets[info.socketId]._onReceiveError(info.resultCode);else{if(-100===info.resultCode)return;console.error("Unknown socket id: "+info.socketId)}}function Server(options,connectionListener){if(!(this instanceof Server))return new Server(options,connectionListener);if(EventEmitter.call(this),"function"==typeof options)connectionListener=options,options={},this.on("connection",connectionListener);else if(null==options||"object"==typeof options)options=options||{},"function"==typeof connectionListener&&this.on("connection",connectionListener);else throw new TypeError("options must be an object");this._connections=0,Object.defineProperty(this,"connections",{get:deprecate(()=>this._connections,"Server.connections property is deprecated. Use Server.getConnections method instead."),set:deprecate(val=>this._connections=val,"Server.connections property is deprecated."),configurable:!0,enumerable:!1}),this.id=null,this.connecting=!1,this.allowHalfOpen=options.allowHalfOpen||!1,this.pauseOnConnect=!!options.pauseOnConnect,this._address=null,this._host=null,this._port=null,this._backlog=null}function emitCloseNT(self){self.id||self.connecting||self._connections||self.emit("close")}function Socket(options){if(!(this instanceof Socket))return new Socket(options);if("number"==typeof options?options={fd:options}:void 0===options&&(options={}),options.handle)throw new Error("handle is not supported in Chrome Apps.");else if(void 0!==options.fd)throw new Error("fd is not supported in Chrome Apps.");options.decodeStrings=!0,options.objectMode=!1,stream.Duplex.call(this,options),this.destroyed=!1,this._hadError=!1,this.id=null,this._parent=null,this._host=null,this._port=null,this._pendingData=null,this.ondata=null,this.onend=null,this._init(),this._reset(),this.allowHalfOpen=options.allowHalfOpen||!1,this.on("finish",this.destroy),options.server&&(this.server=this._server=options.server,this.id=options.id,sockets[this.id]=this,options.pauseOnCreate&&(this._readableState.flowing=!1),this.connecting=!0,this.writable=!0,this._onConnect())}function normalizeConnectArgs(args){var options={};if(null!==args[0]&&"object"==typeof args[0])options=args[0];else if(isPipeName(args[0]))throw new Error("Pipes are not supported in Chrome Apps.");else options.port=args[0],"string"==typeof args[1]&&(options.host=args[1]);var cb=args[args.length-1];return"function"==typeof cb?[options,cb]:[options]}function toNumber(x){return!!(0<=(x=+x))&&x}function isPipeName(s){return"string"==typeof s&&!1===toNumber(s)}function isLegalPort(port){return("number"==typeof port||"string"==typeof port)&&("string"!=typeof port||0!==port.trim().length)&&+port==+port>>>0&&65535>=port}function assertPort(port){if("undefined"!=typeof port&&!isLegalPort(port))throw new RangeError("\"port\" argument must be >= 0 and < 65536")}function ignoreLastError(){void chrome.runtime.lastError}function chromeCallbackWrap(callback){return()=>{var error;chrome.runtime.lastError&&(console.error(chrome.runtime.lastError.message),error=new Error(chrome.runtime.lastError.message)),callback&&callback(error)}}function emitErrorNT(self,err){self.emit("error",err)}function errnoException(err,syscall,details){var uvCode=errorChromeToUv[err]||"UNKNOWN",message=syscall+" "+err+" "+details;chrome.runtime.lastError&&(message+=" "+chrome.runtime.lastError.message),message+=" (mapped uv code: "+uvCode+")";var e=new Error(message);return e.code=e.errno=uvCode,e.syscall=syscall,e}function exceptionWithHostPort(err,syscall,address,port,additional){var details;details=port&&0{if(!this.connecting||this.id)return ignoreLastError(),void chrome.sockets.tcpServer.close(createInfo.socketId);if(chrome.runtime.lastError)return void this.emit("error",new Error(chrome.runtime.lastError.message));var socketId=this.id=createInfo.socketId;servers[this.id]=this;var listen=()=>chrome.sockets.tcpServer.listen(this.id,this._host,this._port,this._backlog,result=>this.id===socketId?0!==result&&isAny6?(ignoreLastError(),this._host="0.0.0.0",isAny6=!1,listen()):void this._onListen(result):void ignoreLastError());listen()}),this},Server.prototype._onListen=function(result){if(this.connecting=!1,0===result){var idBefore=this.id;chrome.sockets.tcpServer.getInfo(this.id,info=>this.id===idBefore?chrome.runtime.lastError?void this._onListen(-2):void(this._address={port:info.localPort,family:info.localAddress&&-1!==info.localAddress.indexOf(":")?"IPv6":"IPv4",address:info.localAddress},this.emit("listening")):void ignoreLastError())}else this.emit("error",exceptionWithHostPort(result,"listen",this._host,this._port)),this.id&&(chrome.sockets.tcpServer.close(this.id),delete servers[this.id],this.id=null)},Server.prototype._onAccept=function(clientSocketId){if(this.maxConnections&&this._connections>=this.maxConnections)return chrome.sockets.tcp.close(clientSocketId),void console.warn("Rejected connection - hit `maxConnections` limit");this._connections+=1;var acceptedSocket=new Socket({server:this,id:clientSocketId,allowHalfOpen:this.allowHalfOpen,pauseOnCreate:this.pauseOnConnect});acceptedSocket.on("connect",()=>this.emit("connection",acceptedSocket))},Server.prototype._onAcceptError=function(resultCode){this.emit("error",errnoException(resultCode,"accept")),this.close()},Server.prototype.close=function(callback){return"function"==typeof callback&&(this.id?this.once("close",callback):this.once("close",()=>callback(new Error("Not running")))),this.id&&(chrome.sockets.tcpServer.close(this.id),delete servers[this.id],this.id=null),this._address=null,this.connecting=!1,this._emitCloseIfDrained(),this},Server.prototype._emitCloseIfDrained=function(){this.id||this.connecting||this._connections||process.nextTick(emitCloseNT,this)},Object.defineProperty(Server.prototype,"listening",{get:function(){return!!this._address},configurable:!0,enumerable:!0}),Server.prototype.address=function(){return this._address},Server.prototype.unref=Server.prototype.ref=function(){return this},Server.prototype.getConnections=function(callback){process.nextTick(callback,null,this._connections)},inherits(Socket,stream.Duplex),exports.Socket=Socket,Socket.prototype._init=function(){this.bytesRead=0,this._bytesDispatched=0,this.server=null,this._server=null},Socket.prototype._reset=function(){this.remoteAddress=this.remotePort=this.localAddress=this.localPort=null,this.remoteFamily="IPv4",this.readable=this.writable=!1,this.connecting=!1},Socket.prototype.connect=function(){const argsLen=arguments.length;for(var args=Array(argsLen),i=0;i= 0 and < 65536: "+this._port)}return this._port|=0,this._init(),this._unrefTimer(),"function"==typeof cb&&this.once("connect",cb),chrome.sockets.tcp.create(createInfo=>!this.connecting||this.id?(ignoreLastError(),void chrome.sockets.tcp.close(createInfo.socketId)):chrome.runtime.lastError?void this.destroy(new Error(chrome.runtime.lastError.message)):void(this.id=createInfo.socketId,sockets[this.id]=this,chrome.sockets.tcp.setPaused(this.id,!0),chrome.sockets.tcp.connect(this.id,this._host,this._port,result=>this.id===createInfo.socketId?0===result?void(this._unrefTimer(),this._onConnect()):void this.destroy(exceptionWithHostPort(result,"connect",this._host,this._port)):void ignoreLastError()))),this},Socket.prototype._onConnect=function(){var idBefore=this.id;chrome.sockets.tcp.getInfo(this.id,result=>this.id===idBefore?chrome.runtime.lastError?void this.destroy(new Error(chrome.runtime.lastError.message)):void(this.remoteAddress=result.peerAddress,this.remoteFamily=result.peerAddress&&-1!==result.peerAddress.indexOf(":")?"IPv6":"IPv4",this.remotePort=result.peerPort,this.localAddress=result.localAddress,this.localPort=result.localPort,this.connecting=!1,this.readable=!0,this.emit("connect"),!this.isPaused()&&this.read(0)):void ignoreLastError())},Object.defineProperty(Socket.prototype,"bufferSize",{get:function(){if(this.id){var bytes=this._writableState.length;return this._pendingData&&(bytes+=this._pendingData.length),bytes}}}),Socket.prototype.end=function(data,encoding){stream.Duplex.prototype.end.call(this,data,encoding),this.writable=!1},Socket.prototype._write=function(chunk,encoding,callback){if(callback||(callback=()=>{}),this.connecting)return this._pendingData=chunk,void this.once("connect",()=>this._write(chunk,encoding,callback));if(this._pendingData=null,!this.id)return void callback(new Error("This socket is closed"));var buffer=chunk.buffer;chunk.byteLength!==buffer.byteLength&&(buffer=buffer.slice(chunk.byteOffset,chunk.byteOffset+chunk.byteLength));var idBefore=this.id;chrome.sockets.tcp.send(this.id,buffer,sendInfo=>this.id===idBefore?void(0>sendInfo.resultCode?this._destroy(exceptionWithHostPort(sendInfo.resultCode,"write",this.remoteAddress,this.remotePort),callback):(this._unrefTimer(),callback(null))):void ignoreLastError()),this._bytesDispatched+=chunk.length},Socket.prototype._read=function(bufferSize){if(this.connecting||!this.id)return void this.once("connect",()=>this._read(bufferSize));chrome.sockets.tcp.setPaused(this.id,!1);var idBefore=this.id;chrome.sockets.tcp.getInfo(this.id,result=>this.id===idBefore?void((chrome.runtime.lastError||!result.connected)&&this._onReceiveError(-15)):void ignoreLastError())},Socket.prototype._onReceive=function(data){var buffer=Buffer.from(data),offset=this.bytesRead;this.bytesRead+=buffer.length,this._unrefTimer(),this.ondata&&(console.error("socket.ondata = func is non-standard, use socket.on('data', func)"),this.ondata(buffer,offset,this.bytesRead)),this.push(buffer)||chrome.sockets.tcp.setPaused(this.id,!0)},Socket.prototype._onReceiveError=function(resultCode){-100===resultCode?(this.onend&&(console.error("socket.onend = func is non-standard, use socket.on('end', func)"),this.once("end",this.onend)),this.push(null),this.destroy()):0>resultCode&&this.destroy(errnoException(resultCode,"read"))},function(name,callback){Object.defineProperty(Socket.prototype,name,{configurable:!1,enumerable:!0,get:callback})}("bytesWritten",function(){if(this.id)return this._bytesDispatched+this.bufferSize}),Socket.prototype.destroy=function(exception){this._destroy(exception)},Socket.prototype._destroy=function(exception,cb){var fireErrorCallbacks=()=>{cb&&cb(exception),exception&&!this._writableState.errorEmitted&&(process.nextTick(emitErrorNT,this,exception),this._writableState.errorEmitted=!0)};if(this.destroyed)return void fireErrorCallbacks();this._server&&(this._server._connections-=1,this._server._emitCloseIfDrained&&this._server._emitCloseIfDrained()),this._reset();for(var s=this;null!==s;s=s._parent)timers.unenroll(s);this.destroyed=!0,this.id&&(delete sockets[this.id],chrome.sockets.tcp.close(this.id,()=>{this.destroyed&&this.emit("close",!!exception)}),this.id=null),fireErrorCallbacks()},Socket.prototype.destroySoon=function(){this.writable&&this.end(),this._writableState.finished&&this.destroy()},Socket.prototype.setTimeout=function(timeout,callback){return 0===timeout?(timers.unenroll(this),callback&&this.removeListener("timeout",callback)):(timers.enroll(this,timeout),timers._unrefActive(this),callback&&this.once("timeout",callback)),this},Socket.prototype._onTimeout=function(){this.emit("timeout")},Socket.prototype._unrefTimer=function(){for(var s=this;null!==s;s=s._parent)timers._unrefActive(s)},Socket.prototype.setNoDelay=function(noDelay,callback){return this.id?(noDelay=void 0===noDelay||!!noDelay,chrome.sockets.tcp.setNoDelay(this.id,noDelay,chromeCallbackWrap(callback)),this):(this.once("connect",()=>this.setNoDelay(noDelay,callback)),this)},Socket.prototype.setKeepAlive=function(enable,initialDelay,callback){return this.id?(chrome.sockets.tcp.setKeepAlive(this.id,!!enable,~~(initialDelay/1e3),chromeCallbackWrap(callback)),this):(this.once("connect",()=>this.setKeepAlive(enable,initialDelay,callback)),this)},Socket.prototype.address=function(){return{address:this.localAddress,port:this.localPort,family:this.localAddress&&-1!==this.localAddress.indexOf(":")?"IPv6":"IPv4"}},Object.defineProperty(Socket.prototype,"_connecting",{get:function(){return this.connecting}}),Object.defineProperty(Socket.prototype,"readyState",{get:function(){return this.connecting?"opening":this.readable&&this.writable?"open":"closed"}}),Socket.prototype.unref=Socket.prototype.ref=function(){return this};var IPv4Regex=/^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/,IPv6Regex=/^(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]).){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]).){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))$/;exports.isIPv4=IPv4Regex.test.bind(IPv4Regex),exports.isIPv6=IPv6Regex.test.bind(IPv6Regex),exports.isIP=function(ip){return exports.isIPv4(ip)?4:exports.isIPv6(ip)?6:0};var errorChromeToUv={"-10":"EACCES","-22":"EACCES","-138":"EACCES","-147":"EADDRINUSE","-108":"EADDRNOTAVAIL","-103":"ECONNABORTED","-102":"ECONNREFUSED","-101":"ECONNRESET","-16":"EEXIST","-8":"EFBIG","-109":"EHOSTUNREACH","-4":"EINVAL","-23":"EISCONN","-6":"ENOENT","-13":"ENOMEM","-106":"ENONET","-18":"ENOSPC","-11":"ENOSYS","-15":"ENOTCONN","-105":"ENOTFOUND","-118":"ETIMEDOUT","-100":"EOF"}}).call(this)}).call(this,require("_process"))},{_process:255,buffer:82,events:83,inherits:200,stream:85,timers:332,util:102}],114:[function(require,module){const BlockStream=require("block-stream2"),stream=require("readable-stream");class ChunkStoreWriteStream extends stream.Writable{constructor(store,chunkLength,opts={}){if(super(opts),!store||!store.put||!store.get)throw new Error("First argument must be an abstract-chunk-store compliant store");if(chunkLength=+chunkLength,!chunkLength)throw new Error("Second argument must be a chunk length");const zeroPadding=void 0!==opts.zeroPadding&&opts.zeroPadding;this._blockstream=new BlockStream(chunkLength,{...opts,zeroPadding}),this._outstandingPuts=0,this._storeMaxOutstandingPuts=opts.storeMaxOutstandingPuts||16;let index=0;const onData=chunk=>{this.destroyed||(this._outstandingPuts+=1,this._outstandingPuts>=this._storeMaxOutstandingPuts&&this._blockstream.pause(),store.put(index,chunk,err=>err?this.destroy(err):void(this._outstandingPuts-=1,this._outstandingPuts{this.destroy(err)})}_write(chunk,encoding,callback){this._blockstream.write(chunk,encoding,callback)}_final(cb){this._blockstream.end(),this._blockstream.once("end",()=>{0===this._outstandingPuts?cb(null):this._finalCb=cb})}destroy(err){this.destroyed||(this.destroyed=!0,err&&this.emit("error",err),this.emit("close"))}}module.exports=ChunkStoreWriteStream},{"block-stream2":50,"readable-stream":290}],115:[function(require,module){function CipherBase(hashMode){Transform.call(this),this.hashMode="string"==typeof hashMode,this.hashMode?this[hashMode]=this._finalOrDigest:this.final=this._finalOrDigest,this._final&&(this.__final=this._final,this._final=null),this._decoder=null,this._encoding=null}var Buffer=require("safe-buffer").Buffer,Transform=require("stream").Transform,StringDecoder=require("string_decoder").StringDecoder,inherits=require("inherits");inherits(CipherBase,Transform),CipherBase.prototype.update=function(data,inputEnc,outputEnc){"string"==typeof data&&(data=Buffer.from(data,inputEnc));var outData=this._update(data);return this.hashMode?this:(outputEnc&&(outData=this._toString(outData,outputEnc)),outData)},CipherBase.prototype.setAutoPadding=function(){},CipherBase.prototype.getAuthTag=function(){throw new Error("trying to get auth tag in unsupported state")},CipherBase.prototype.setAuthTag=function(){throw new Error("trying to set auth tag in unsupported state")},CipherBase.prototype.setAAD=function(){throw new Error("trying to set aad in unsupported state")},CipherBase.prototype._transform=function(data,_,next){var err;try{this.hashMode?this._update(data):this.push(this._update(data))}catch(e){err=e}finally{next(err)}},CipherBase.prototype._flush=function(done){var err;try{this.push(this.__final())}catch(e){err=e}done(err)},CipherBase.prototype._finalOrDigest=function(outputEnc){var outData=this.__final()||Buffer.alloc(0);return outputEnc&&(outData=this._toString(outData,outputEnc,!0)),outData},CipherBase.prototype._toString=function(value,enc,fin){if(this._decoder||(this._decoder=new StringDecoder(enc),this._encoding=enc),this._encoding!==enc)throw new Error("can't switch encodings");var out=this._decoder.write(value);return fin&&(out+=this._decoder.end()),out},module.exports=CipherBase},{inherits:200,"safe-buffer":299,stream:85,string_decoder:329}],116:[function(require,module){(function(Buffer){(function(){var clone=function(){'use strict';function clone(parent,circular,depth,prototype){function _clone(parent,depth){if(null===parent)return null;if(0==depth)return parent;var child,proto;if("object"!=typeof parent)return parent;if(clone.__isArray(parent))child=[];else if(clone.__isRegExp(parent))child=new RegExp(parent.source,__getRegExpFlags(parent)),parent.lastIndex&&(child.lastIndex=parent.lastIndex);else if(clone.__isDate(parent))child=new Date(parent.getTime());else{if(useBuffer&&Buffer.isBuffer(parent))return child=Buffer.allocUnsafe?Buffer.allocUnsafe(parent.length):new Buffer(parent.length),parent.copy(child),child;"undefined"==typeof prototype?(proto=Object.getPrototypeOf(parent),child=Object.create(proto)):(child=Object.create(prototype),proto=prototype)}if(circular){var index=allParents.indexOf(parent);if(-1!=index)return allChildren[index];allParents.push(parent),allChildren.push(child)}for(var i in parent){var attrs;(proto&&(attrs=Object.getOwnPropertyDescriptor(proto,i)),!(attrs&&null==attrs.set))&&(child[i]=_clone(parent[i],depth-1))}return child}var filter;"object"==typeof circular&&(depth=circular.depth,prototype=circular.prototype,filter=circular.filter,circular=circular.circular);var allParents=[],allChildren=[],useBuffer="undefined"!=typeof Buffer;return"undefined"==typeof circular&&(circular=!0),"undefined"==typeof depth&&(depth=1/0),_clone(parent,depth)}function __objToStr(o){return Object.prototype.toString.call(o)}function __getRegExpFlags(re){var flags="";return re.global&&(flags+="g"),re.ignoreCase&&(flags+="i"),re.multiline&&(flags+="m"),flags}return clone.clonePrototype=function(parent){if(null===parent)return null;var c=function(){};return c.prototype=parent,new c},clone.__objToStr=__objToStr,clone.__isDate=function(o){return"object"==typeof o&&"[object Date]"===__objToStr(o)},clone.__isArray=function(o){return"object"==typeof o&&"[object Array]"===__objToStr(o)},clone.__isRegExp=function(o){return"object"==typeof o&&"[object RegExp]"===__objToStr(o)},(clone.__getRegExpFlags=__getRegExpFlags,clone)}();"object"==typeof module&&module.exports&&(module.exports=clone)}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],117:[function(require,module){var ipaddr=require("ipaddr.js"),compact2string=function(buf){switch(buf.length){case 6:return buf[0]+"."+buf[1]+"."+buf[2]+"."+buf[3]+":"+buf.readUInt16BE(4);break;case 18:for(var hexGroups=[],i=0;8>i;i++)hexGroups.push(buf.readUInt16BE(2*i).toString(16));var host=ipaddr.parse(hexGroups.join(":")).toString();return"["+host+"]:"+buf.readUInt16BE(16);default:throw new Error("Invalid Compact IP/PORT, It should contain 6 or 18 bytes");}};compact2string.multi=function(buf){if(0!=buf.length%6)throw new Error("buf length isn't multiple of compact IP/PORTs (6 bytes)");for(var output=[],i=0;i<=buf.length-1;i+=6)output.push(compact2string(buf.slice(i,i+6)));return output},compact2string.multi6=function(buf){if(0!=buf.length%18)throw new Error("buf length isn't multiple of compact IP6/PORTs (18 bytes)");for(var output=[],i=0;i<=buf.length-1;i+=18)output.push(compact2string(buf.slice(i,i+18)));return output},module.exports=compact2string},{"ipaddr.js":201}],118:[function(require,module){module.exports=function cpus(){for(var num=navigator.hardwareConcurrency||1,cpus=[],i=0;iblocksize){var hash="rmd160"===alg?new RIPEMD160:sha(alg);key=hash.update(key).digest()}else key.length64?key=alg(key):key.length<64&&(key=Buffer.concat([key,ZEROS],64));for(var ipad=this._ipad=Buffer.allocUnsafe(64),opad=this._opad=Buffer.allocUnsafe(64),i=0;i<64;i++)ipad[i]=54^key[i],opad[i]=92^key[i];this._hash=[ipad]}var inherits=require("inherits"),Buffer=require("safe-buffer").Buffer,Base=require("cipher-base"),ZEROS=Buffer.alloc(128);inherits(Hmac,Base),Hmac.prototype._update=function(data){this._hash.push(data)},Hmac.prototype._final=function(){var h=this._alg(Buffer.concat(this._hash));return this._alg(Buffer.concat([this._opad,h]))},module.exports=Hmac},{"cipher-base":115,inherits:200,"safe-buffer":299}],125:[function(require,module){(function(Buffer){(function(){function _parseInput(input,opts,cb){function processInput(){parallel(input.map(item=>cb=>{const file={};if(isBlob(item))file.getStream=getBlobStream(item),file.length=item.size;else if(Buffer.isBuffer(item))file.getStream=getBufferStream(item),file.length=item.length;else if(isReadable(item))file.getStream=getStreamStream(item,file),file.length=0;else{if("string"==typeof item){if("function"!=typeof getFiles)throw new Error("filesystem paths do not work in the browser");const keepRoot=1err?cb(err):void(files=files.flat(),cb(null,files,isSingleFileTorrent)))}if(isFileList(input)&&(input=Array.from(input)),Array.isArray(input)||(input=[input]),0===input.length)throw new Error("invalid input type");input.forEach(item=>{if(null==item)throw new Error(`invalid input type: ${item}`)}),input=input.map(item=>isBlob(item)&&"string"==typeof item.path&&"function"==typeof getFiles?item.path:item),1!==input.length||"string"==typeof input[0]||input[0].name||(input[0].name=opts.name);let commonPrefix=null;input.forEach((item,i)=>{if("string"==typeof item)return;let path=item.fullPath||item.name;path||(path=`Unknown File ${i+1}`,item.unknownName=!0),item.path=path.split("/"),item.path[0]||item.path.shift(),2>item.path.length?commonPrefix=null:0===i&&1"string"==typeof item||!isJunkPath(item.path))),commonPrefix&&input.forEach(item=>{const pathless=(Buffer.isBuffer(item)||isReadable(item))&&!item.path;"string"==typeof item||pathless||item.path.shift()}),!opts.name&&commonPrefix&&(opts.name=commonPrefix),opts.name||input.some(item=>"string"==typeof item?(opts.name=corePath.basename(item),!0):!item.unknownName&&(opts.name=item.path[item.path.length-1],!0)),opts.name||(opts.name=`Unnamed Torrent ${Date.now()}`);const numPaths=input.reduce((sum,item)=>sum+ +("string"==typeof item),0);let isSingleFileTorrent=1===input.length;if(1===input.length&&"string"==typeof input[0]){if("function"!=typeof getFiles)throw new Error("filesystem paths do not work in the browser");isFile(input[0],(err,pathIsFile)=>err?cb(err):void(isSingleFileTorrent=pathIsFile,processInput()))}else queueMicrotask(processInput)}function getPieceList(files,pieceLength,estimatedTorrentLength,opts,cb){function onData(chunk){length+=chunk.length;const i=pieceNum;sha1(chunk,hash=>{pieces[i]=hash,remainingHashes-=1,remainingHashes=MAX_OUTSTANDING_HASHES&&blockstream.pause(),pieceNum+=1}function onEnd(){ended=!0,maybeDone()}function onError(err){cleanup(),cb(err)}function cleanup(){multistream.removeListener("error",onError),blockstream.removeListener("data",onData),blockstream.removeListener("end",onEnd),blockstream.removeListener("error",onError)}function maybeDone(){ended&&0===remainingHashes&&(cleanup(),cb(null,Buffer.from(pieces.join(""),"hex"),length))}cb=once(cb);const pieces=[];let length=0,hashedLength=0;const streams=files.map(file=>file.getStream);let remainingHashes=0,pieceNum=0,ended=!1;const multistream=new MultiStream(streams),blockstream=new BlockStream(pieceLength,{zeroPadding:!1});multistream.on("error",onError),multistream.pipe(blockstream).on("data",onData).on("end",onEnd).on("error",onError)}function onFiles(files,opts,cb){let announceList=opts.announceList;announceList||("string"==typeof opts.announce?announceList=[[opts.announce]]:Array.isArray(opts.announce)&&(announceList=opts.announce.map(u=>[u]))),announceList||(announceList=[]),globalThis.WEBTORRENT_ANNOUNCE&&("string"==typeof globalThis.WEBTORRENT_ANNOUNCE?announceList.push([[globalThis.WEBTORRENT_ANNOUNCE]]):Array.isArray(globalThis.WEBTORRENT_ANNOUNCE)&&(announceList=announceList.concat(globalThis.WEBTORRENT_ANNOUNCE.map(u=>[u])))),opts.announce===void 0&&opts.announceList===void 0&&(announceList=announceList.concat(module.exports.announceList)),"string"==typeof opts.urlList&&(opts.urlList=[opts.urlList]);const torrent={info:{name:opts.name},"creation date":_Mathceil((+opts.creationDate||Date.now())/1e3),encoding:"UTF-8"};0!==announceList.length&&(torrent.announce=announceList[0][0],torrent["announce-list"]=announceList),opts.comment!==void 0&&(torrent.comment=opts.comment),opts.createdBy!==void 0&&(torrent["created by"]=opts.createdBy),opts.private!==void 0&&(torrent.info.private=+opts.private),opts.info!==void 0&&Object.assign(torrent.info,opts.info),opts.sslCert!==void 0&&(torrent.info["ssl-cert"]=opts.sslCert),opts.urlList!==void 0&&(torrent["url-list"]=opts.urlList);const estimatedTorrentLength=files.reduce(sumLength,0),pieceLength=opts.pieceLength||calcPieceLength(estimatedTorrentLength);torrent.info["piece length"]=pieceLength,getPieceList(files,pieceLength,estimatedTorrentLength,opts,(err,pieces,torrentLength)=>err?cb(err):void(torrent.info.pieces=pieces,files.forEach(file=>{delete file.getStream}),opts.singleFileTorrent?torrent.info.length=torrentLength:torrent.info.files=files,cb(null,bencode.encode(torrent))))}function isJunkPath(path){const filename=path[path.length-1];return"."===filename[0]&&junk.is(filename)}function sumLength(sum,file){return sum+file.length}function isBlob(obj){return"undefined"!=typeof Blob&&obj instanceof Blob}function isFileList(obj){return"undefined"!=typeof FileList&&obj instanceof FileList}function isReadable(obj){return"object"==typeof obj&&null!=obj&&"function"==typeof obj.pipe}function getBlobStream(file){return()=>new FileReadStream(file)}function getBufferStream(buffer){return()=>{const s=new stream.PassThrough;return s.end(buffer),s}}function getStreamStream(readable,file){return()=>{const counter=new stream.Transform;return counter._transform=function(buf,enc,done){file.length+=buf.length,this.push(buf),done()},readable.pipe(counter),counter}}/*! create-torrent. MIT License. WebTorrent LLC */const bencode=require("bencode"),BlockStream=require("block-stream2"),calcPieceLength=require("piece-length"),corePath=require("path"),FileReadStream=require("filestream/read"),isFile=require("is-file"),junk=require("junk"),MultiStream=require("multistream"),once=require("once"),parallel=require("run-parallel"),queueMicrotask=require("queue-microtask"),sha1=require("simple-sha1"),stream=require("readable-stream"),getFiles=require("./get-files"),MAX_OUTSTANDING_HASHES=5;module.exports=function(input,opts,cb){"function"==typeof opts&&([opts,cb]=[cb,opts]),opts=opts?Object.assign({},opts):{},_parseInput(input,opts,(err,files,singleFileTorrent)=>err?cb(err):void(opts.singleFileTorrent=singleFileTorrent,onFiles(files,opts,cb)))},module.exports.parseInput=function(input,opts,cb){"function"==typeof opts&&([opts,cb]=[cb,opts]),opts=opts?Object.assign({},opts):{},_parseInput(input,opts,cb)},module.exports.announceList=[["udp://tracker.leechers-paradise.org:6969"],["udp://tracker.coppersurfer.tk:6969"],["udp://tracker.opentrackr.org:1337"],["udp://explodie.org:6969"],["udp://tracker.empire-js.us:1337"],["wss://tracker.btorrent.xyz"],["wss://tracker.openwebtorrent.com"]],module.exports.isJunkPath=isJunkPath}).call(this)}).call(this,require("buffer").Buffer)},{"./get-files":53,bencode:34,"block-stream2":50,buffer:82,"filestream/read":164,"is-file":53,junk:208,multistream:238,once:241,path:84,"piece-length":254,"queue-microtask":268,"readable-stream":290,"run-parallel":296,"simple-sha1":312}],126:[function(require,module,exports){'use strict';exports.randomBytes=exports.rng=exports.pseudoRandomBytes=exports.prng=require("randombytes"),exports.createHash=exports.Hash=require("create-hash"),exports.createHmac=exports.Hmac=require("create-hmac");var algos=require("browserify-sign/algos"),algoKeys=Object.keys(algos),hashes=["sha1","sha224","sha256","sha384","sha512","md5","rmd160"].concat(algoKeys);exports.getHashes=function(){return hashes};var p=require("pbkdf2");exports.pbkdf2=p.pbkdf2,exports.pbkdf2Sync=p.pbkdf2Sync;var aes=require("browserify-cipher");exports.Cipher=aes.Cipher,exports.createCipher=aes.createCipher,exports.Cipheriv=aes.Cipheriv,exports.createCipheriv=aes.createCipheriv,exports.Decipher=aes.Decipher,exports.createDecipher=aes.createDecipher,exports.Decipheriv=aes.Decipheriv,exports.createDecipheriv=aes.createDecipheriv,exports.getCiphers=aes.getCiphers,exports.listCiphers=aes.listCiphers;var dh=require("diffie-hellman");exports.DiffieHellmanGroup=dh.DiffieHellmanGroup,exports.createDiffieHellmanGroup=dh.createDiffieHellmanGroup,exports.getDiffieHellman=dh.getDiffieHellman,exports.createDiffieHellman=dh.createDiffieHellman,exports.DiffieHellman=dh.DiffieHellman;var sign=require("browserify-sign");exports.createSign=sign.createSign,exports.Sign=sign.Sign,exports.createVerify=sign.createVerify,exports.Verify=sign.Verify,exports.createECDH=require("create-ecdh");var publicEncrypt=require("public-encrypt");exports.publicEncrypt=publicEncrypt.publicEncrypt,exports.privateEncrypt=publicEncrypt.privateEncrypt,exports.publicDecrypt=publicEncrypt.publicDecrypt,exports.privateDecrypt=publicEncrypt.privateDecrypt;var rf=require("randomfill");exports.randomFill=rf.randomFill,exports.randomFillSync=rf.randomFillSync,exports.createCredentials=function(){throw new Error("sorry, createCredentials is not implemented yet\nwe accept pull requests\nhttps://github.com/crypto-browserify/crypto-browserify")},exports.constants={DH_CHECK_P_NOT_SAFE_PRIME:2,DH_CHECK_P_NOT_PRIME:1,DH_UNABLE_TO_CHECK_GENERATOR:4,DH_NOT_SUITABLE_GENERATOR:8,NPN_ENABLED:1,ALPN_ENABLED:1,RSA_PKCS1_PADDING:1,RSA_SSLV23_PADDING:2,RSA_NO_PADDING:3,RSA_PKCS1_OAEP_PADDING:4,RSA_X931_PADDING:5,RSA_PKCS1_PSS_PADDING:6,POINT_CONVERSION_COMPRESSED:2,POINT_CONVERSION_UNCOMPRESSED:4,POINT_CONVERSION_HYBRID:6}},{"browserify-cipher":71,"browserify-sign":78,"browserify-sign/algos":75,"create-ecdh":119,"create-hash":121,"create-hmac":123,"diffie-hellman":135,pbkdf2:248,"public-encrypt":256,randombytes:271,randomfill:272}],127:[function(require,module,exports){(function(process){(function(){function load(){let r;try{r=exports.storage.getItem("debug")}catch(error){}return!r&&"undefined"!=typeof process&&"env"in process&&(r=process.env.DEBUG),r}exports.formatArgs=function(args){if(args[0]=(this.useColors?"%c":"")+this.namespace+(this.useColors?" %c":" ")+args[0]+(this.useColors?"%c ":" ")+"+"+module.exports.humanize(this.diff),!this.useColors)return;const c="color: "+this.color;args.splice(1,0,c,"color: inherit");let index=0,lastC=0;args[0].replace(/%[a-zA-Z%]/g,match=>{"%%"===match||(index++,"%c"===match&&(lastC=index))}),args.splice(lastC,0,c)},exports.save=function(namespaces){try{namespaces?exports.storage.setItem("debug",namespaces):exports.storage.removeItem("debug")}catch(error){}},exports.load=load,exports.useColors=function(){return!!("undefined"!=typeof window&&window.process&&("renderer"===window.process.type||window.process.__nwjs))||!("undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/))&&("undefined"!=typeof document&&document.documentElement&&document.documentElement.style&&document.documentElement.style.WebkitAppearance||"undefined"!=typeof window&&window.console&&(window.console.firebug||window.console.exception&&window.console.table)||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)&&31<=parseInt(RegExp.$1,10)||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/))},exports.storage=function(){try{return localStorage}catch(error){}}(),exports.destroy=(()=>{let warned=!1;return()=>{warned||(warned=!0,console.warn("Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`."))}})(),exports.colors=["#0000CC","#0000FF","#0033CC","#0033FF","#0066CC","#0066FF","#0099CC","#0099FF","#00CC00","#00CC33","#00CC66","#00CC99","#00CCCC","#00CCFF","#3300CC","#3300FF","#3333CC","#3333FF","#3366CC","#3366FF","#3399CC","#3399FF","#33CC00","#33CC33","#33CC66","#33CC99","#33CCCC","#33CCFF","#6600CC","#6600FF","#6633CC","#6633FF","#66CC00","#66CC33","#9900CC","#9900FF","#9933CC","#9933FF","#99CC00","#99CC33","#CC0000","#CC0033","#CC0066","#CC0099","#CC00CC","#CC00FF","#CC3300","#CC3333","#CC3366","#CC3399","#CC33CC","#CC33FF","#CC6600","#CC6633","#CC9900","#CC9933","#CCCC00","#CCCC33","#FF0000","#FF0033","#FF0066","#FF0099","#FF00CC","#FF00FF","#FF3300","#FF3333","#FF3366","#FF3399","#FF33CC","#FF33FF","#FF6600","#FF6633","#FF9900","#FF9933","#FFCC00","#FFCC33"],exports.log=console.debug||console.log||(()=>{}),module.exports=require("./common")(exports);const{formatters}=module.exports;formatters.j=function(v){try{return JSON.stringify(v)}catch(error){return"[UnexpectedJSONParseError]: "+error.message}}}).call(this)}).call(this,require("_process"))},{"./common":128,_process:255}],128:[function(require,module){module.exports=function(env){function createDebug(namespace){function debug(...args){if(!debug.enabled)return;const self=debug,curr=+new Date,ms=curr-(prevTime||curr);self.diff=ms,self.prev=prevTime,self.curr=curr,prevTime=curr,args[0]=createDebug.coerce(args[0]),"string"!=typeof args[0]&&args.unshift("%O");let index=0;args[0]=args[0].replace(/%([a-zA-Z%])/g,(match,format)=>{if("%%"===match)return"%";index++;const formatter=createDebug.formatters[format];if("function"==typeof formatter){const val=args[index];match=formatter.call(self,val),args.splice(index,1),index--}return match}),createDebug.formatArgs.call(self,args);const logFn=self.log||createDebug.log;logFn.apply(self,args)}let enableOverride=null,prevTime,namespacesCache,enabledCache;return debug.namespace=namespace,debug.useColors=createDebug.useColors(),debug.color=createDebug.selectColor(namespace),debug.extend=extend,debug.destroy=createDebug.destroy,Object.defineProperty(debug,"enabled",{enumerable:!0,configurable:!1,get:()=>null===enableOverride?(namespacesCache!==createDebug.namespaces&&(namespacesCache=createDebug.namespaces,enabledCache=createDebug.enabled(namespace)),enabledCache):enableOverride,set:v=>{enableOverride=v}}),"function"==typeof createDebug.init&&createDebug.init(debug),debug}function extend(namespace,delimiter){const newDebug=createDebug(this.namespace+("undefined"==typeof delimiter?":":delimiter)+namespace);return newDebug.log=this.log,newDebug}function toNamespace(regexp){return regexp.toString().substring(2,regexp.toString().length-2).replace(/\.\*\?$/,"*")}return createDebug.debug=createDebug,createDebug.default=createDebug,createDebug.coerce=function(val){return val instanceof Error?val.stack||val.message:val},createDebug.disable=function(){const namespaces=[...createDebug.names.map(toNamespace),...createDebug.skips.map(toNamespace).map(namespace=>"-"+namespace)].join(",");return createDebug.enable(""),namespaces},createDebug.enable=function(namespaces){createDebug.save(namespaces),createDebug.namespaces=namespaces,createDebug.names=[],createDebug.skips=[];let i;const split=("string"==typeof namespaces?namespaces:"").split(/[\s,]+/),len=split.length;for(i=0;i{createDebug[key]=env[key]}),createDebug.names=[],createDebug.skips=[],createDebug.formatters={},createDebug.selectColor=function(namespace){let hash=0;for(let i=0;i>>1],kL=utils.r28shl(kL,shift),kR=utils.r28shl(kR,shift),utils.pc2(kL,kR,state.keys,i)},DES.prototype._update=function(inp,inOff,out,outOff){var state=this._desState,l=utils.readUInt32BE(inp,inOff),r=utils.readUInt32BE(inp,inOff+4);utils.ip(l,r,state.tmp,0),l=state.tmp[0],r=state.tmp[1],"encrypt"===this.type?this._encrypt(state,l,r,state.tmp,0):this._decrypt(state,l,r,state.tmp,0),l=state.tmp[0],r=state.tmp[1],utils.writeUInt32BE(out,l,outOff),utils.writeUInt32BE(out,r,outOff+4)},DES.prototype._pad=function(buffer,off){for(var value=buffer.length-off,i=off;i>>0,l=t}utils.rip(r,l,out,off)},DES.prototype._decrypt=function(state,lStart,rStart,out,off){for(var l=rStart,r=lStart,i=state.keys.length-2;0<=i;i-=2){var keyL=state.keys[i],keyR=state.keys[i+1];utils.expand(l,state.tmp,0),keyL^=state.tmp[0],keyR^=state.tmp[1];var s=utils.substitute(keyL,keyR),f=utils.permute(s),t=l;l=(r^f)>>>0,r=t}utils.rip(l,r,out,off)}},{"./cipher":131,"./utils":134,inherits:200,"minimalistic-assert":229}],133:[function(require,module){'use strict';function EDEState(type,key){assert.equal(key.length,24,"Invalid key length");var k1=key.slice(0,8),k2=key.slice(8,16),k3=key.slice(16,24);this.ciphers="encrypt"===type?[DES.create({type:"encrypt",key:k1}),DES.create({type:"decrypt",key:k2}),DES.create({type:"encrypt",key:k3})]:[DES.create({type:"decrypt",key:k3}),DES.create({type:"encrypt",key:k2}),DES.create({type:"decrypt",key:k1})]}function EDE(options){Cipher.call(this,options);var state=new EDEState(this.type,this.options.key);this._edeState=state}var assert=require("minimalistic-assert"),inherits=require("inherits"),Cipher=require("./cipher"),DES=require("./des");inherits(EDE,Cipher),module.exports=EDE,EDE.create=function(options){return new EDE(options)},EDE.prototype._update=function(inp,inOff,out,outOff){var state=this._edeState;state.ciphers[0]._update(inp,inOff,out,outOff),state.ciphers[1]._update(out,outOff,out,outOff),state.ciphers[2]._update(out,outOff,out,outOff)},EDE.prototype._pad=DES.prototype._pad,EDE.prototype._unpad=DES.prototype._unpad},{"./cipher":131,"./des":132,inherits:200,"minimalistic-assert":229}],134:[function(require,module,exports){'use strict';exports.readUInt32BE=function(bytes,off){var res=bytes[0+off]<<24|bytes[1+off]<<16|bytes[2+off]<<8|bytes[3+off];return res>>>0},exports.writeUInt32BE=function(bytes,value,off){bytes[0+off]=value>>>24,bytes[1+off]=255&value>>>16,bytes[2+off]=255&value>>>8,bytes[3+off]=255&value},exports.ip=function(inL,inR,out,off){for(var outL=0,outR=0,i=6;0<=i;i-=2){for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inR>>>j+i;for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inL>>>j+i}for(var i=6;0<=i;i-=2){for(var j=1;25>=j;j+=8)outR<<=1,outR|=1&inR>>>j+i;for(var j=1;25>=j;j+=8)outR<<=1,outR|=1&inL>>>j+i}out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.rip=function(inL,inR,out,off){for(var outL=0,outR=0,i=0;4>i;i++)for(var j=24;0<=j;j-=8)outL<<=1,outL|=1&inR>>>j+i,outL<<=1,outL|=1&inL>>>j+i;for(var i=4;8>i;i++)for(var j=24;0<=j;j-=8)outR<<=1,outR|=1&inR>>>j+i,outR<<=1,outR|=1&inL>>>j+i;out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.pc1=function(inL,inR,out,off){for(var outL=0,outR=0,i=7;5<=i;i--){for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inR>>j+i;for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inL>>j+i}for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inR>>j+i;for(var i=1;3>=i;i++){for(var j=0;24>=j;j+=8)outR<<=1,outR|=1&inR>>j+i;for(var j=0;24>=j;j+=8)outR<<=1,outR|=1&inL>>j+i}for(var j=0;24>=j;j+=8)outR<<=1,outR|=1&inL>>j+i;out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.r28shl=function(num,shift){return 268435455&num<>>28-shift};var pc2table=[14,11,17,4,27,23,25,0,13,22,7,18,5,9,16,24,2,20,12,21,1,8,15,26,15,4,25,19,9,1,26,16,5,11,23,8,12,7,17,0,22,3,10,14,6,20,27,24];exports.pc2=function(inL,inR,out,off){for(var outL=0,outR=0,len=pc2table.length>>>1,i=0;i>>pc2table[i];for(var i=len;i>>pc2table[i];out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.expand=function(r,out,off){var outL=0,outR=0;outL=(1&r)<<5|r>>>27;for(var i=23;15<=i;i-=4)outL<<=6,outL|=63&r>>>i;for(var i=11;3<=i;i-=4)outR|=63&r>>>i,outR<<=6;outR|=(31&r)<<1|r>>>31,out[off+0]=outL>>>0,out[off+1]=outR>>>0};var sTable=[14,0,4,15,13,7,1,4,2,14,15,2,11,13,8,1,3,10,10,6,6,12,12,11,5,9,9,5,0,3,7,8,4,15,1,12,14,8,8,2,13,4,6,9,2,1,11,7,15,5,12,11,9,3,7,14,3,10,10,0,5,6,0,13,15,3,1,13,8,4,14,7,6,15,11,2,3,8,4,14,9,12,7,0,2,1,13,10,12,6,0,9,5,11,10,5,0,13,14,8,7,10,11,1,10,3,4,15,13,4,1,2,5,11,8,6,12,7,6,12,9,0,3,5,2,14,15,9,10,13,0,7,9,0,14,9,6,3,3,4,15,6,5,10,1,2,13,8,12,5,7,14,11,12,4,11,2,15,8,1,13,1,6,10,4,13,9,0,8,6,15,9,3,8,0,7,11,4,1,15,2,14,12,3,5,11,10,5,14,2,7,12,7,13,13,8,14,11,3,5,0,6,6,15,9,0,10,3,1,4,2,7,8,2,5,12,11,1,12,10,4,14,15,9,10,3,6,15,9,0,0,6,12,10,11,1,7,13,13,8,15,9,1,4,3,5,14,11,5,12,2,7,8,2,4,14,2,14,12,11,4,2,1,12,7,4,10,7,11,13,6,1,8,5,5,0,3,15,15,10,13,3,0,9,14,8,9,6,4,11,2,8,1,12,11,7,10,1,13,14,7,2,8,13,15,6,9,15,12,0,5,9,6,10,3,4,0,5,14,3,12,10,1,15,10,4,15,2,9,7,2,12,6,9,8,5,0,6,13,1,3,13,4,14,14,0,7,11,5,3,11,8,9,4,14,3,15,2,5,12,2,9,8,5,12,15,3,10,7,11,0,14,4,1,10,7,1,6,13,0,11,8,6,13,4,13,11,0,2,11,14,7,15,4,0,9,8,1,13,10,3,14,12,3,9,5,7,12,5,2,10,15,6,8,1,6,1,6,4,11,11,13,13,8,12,1,3,4,7,10,14,7,10,9,15,5,6,0,8,15,0,14,5,2,9,3,2,12,13,1,2,15,8,13,4,8,6,10,15,3,11,7,1,4,10,12,9,5,3,6,14,11,5,0,0,14,12,9,7,2,7,2,11,1,4,14,1,7,9,4,12,10,14,8,2,13,0,15,6,12,10,9,13,0,15,3,3,5,5,6,8,11];exports.substitute=function(inL,inR){for(var out=0,i=0;4>i;i++){var b=63&inL>>>18-6*i,sb=sTable[64*i+b];out<<=4,out|=sb}for(var i=0;4>i;i++){var b=63&inR>>>18-6*i,sb=sTable[256+64*i+b];out<<=4,out|=sb}return out>>>0};var permuteTable=[16,25,12,11,3,20,4,15,31,17,9,6,27,14,1,22,30,24,8,18,0,5,29,23,13,19,2,26,10,21,28,7];exports.permute=function(num){for(var out=0,i=0;i>>permuteTable[i];return out>>>0},exports.padSplit=function(num,size,group){for(var str=num.toString(2);str.lengthk;k+=2){sqrt=_Mathceil(_Mathsqrt(k));for(var j=0;jbits)return 2===gen||5===gen?new BN([140,123]):new BN([140,39]);gen=new BN(gen);for(var num,n2;;){for(num=new BN(randomBytes(_Mathceil(bits/8)));num.bitLength()>bits;)num.ishrn(1);if(num.isEven()&&num.iadd(ONE),num.testn(1)||num.iadd(TWO),!gen.cmp(TWO))for(;num.mod(TWENTYFOUR).cmp(ELEVEN);)num.iadd(FOUR);else if(!gen.cmp(FIVE))for(;num.mod(TEN).cmp(THREE);)num.iadd(FOUR);if(n2=num.shrn(1),simpleSieve(n2)&&simpleSieve(num)&&fermatTest(n2)&&fermatTest(num)&&millerRabin.test(n2)&&millerRabin.test(num))return num}}var randomBytes=require("randombytes");module.exports=findPrime,findPrime.simpleSieve=simpleSieve,findPrime.fermatTest=fermatTest;var BN=require("bn.js"),TWENTYFOUR=new BN(24),MillerRabin=require("miller-rabin"),millerRabin=new MillerRabin,ONE=new BN(1),TWO=new BN(2),FIVE=new BN(5),SIXTEEN=new BN(16),EIGHT=new BN(8),TEN=new BN(10),THREE=new BN(3),SEVEN=new BN(7),ELEVEN=new BN(11),FOUR=new BN(4),TWELVE=new BN(12),primes=null},{"bn.js":139,"miller-rabin":223,randombytes:271}],138:[function(require,module){module.exports={modp1:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a3620ffffffffffffffff"},modp2:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece65381ffffffffffffffff"},modp5:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece45b3dc2007cb8a163bf0598da48361c55d39a69163fa8fd24cf5f83655d23dca3ad961c62f356208552bb9ed529077096966d670c354e4abc9804f1746c08ca237327ffffffffffffffff"},modp14:{gen:"02",prime:"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"},modp15:{gen:"02",prime:"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"},modp16:{gen:"02",prime:"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"},modp17:{gen:"02",prime:"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"},modp18:{gen:"02",prime:"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"}}},{}],139:[function(require,module,exports){arguments[4][24][0].apply(exports,arguments)},{buffer:53,dup:24}],140:[function(require,module,exports){'use strict';var elliptic=exports;elliptic.version=require("../package.json").version,elliptic.utils=require("./elliptic/utils"),elliptic.rand=require("brorand"),elliptic.curve=require("./elliptic/curve"),elliptic.curves=require("./elliptic/curves"),elliptic.ec=require("./elliptic/ec"),elliptic.eddsa=require("./elliptic/eddsa")},{"../package.json":156,"./elliptic/curve":143,"./elliptic/curves":146,"./elliptic/ec":147,"./elliptic/eddsa":150,"./elliptic/utils":154,brorand:52}],141:[function(require,module){'use strict';function BaseCurve(type,conf){this.type=type,this.p=new BN(conf.p,16),this.red=conf.prime?BN.red(conf.prime):BN.mont(this.p),this.zero=new BN(0).toRed(this.red),this.one=new BN(1).toRed(this.red),this.two=new BN(2).toRed(this.red),this.n=conf.n&&new BN(conf.n,16),this.g=conf.g&&this.pointFromJSON(conf.g,conf.gRed),this._wnafT1=[,,,,],this._wnafT2=[,,,,],this._wnafT3=[,,,,],this._wnafT4=[,,,,],this._bitLength=this.n?this.n.bitLength():0;var adjustCount=this.n&&this.p.div(this.n);!adjustCount||0=j;l--)nafW=(nafW<<1)+naf[l];repr.push(nafW)}for(var a=this.jpoint(null,null,null),b=this.jpoint(null,null,null),i=I;0i)break;var z=naf[i];assert(0!==z),acc="affine"===p.type?0>1]):acc.mixedAdd(wnd[-z-1>>1].neg()):0>1]):acc.add(wnd[-z-1>>1].neg())}return"affine"===p.type?acc.toP():acc},BaseCurve.prototype._wnafMulAdd=function(defW,points,coeffs,len,jacobianResult){var wndWidth=this._wnafT1,wnd=this._wnafT2,naf=this._wnafT3,max=0,i,j,p;for(i=0;ii)break;for(j=0;j>1]:0>z&&(p=wnd[j][-z-1>>1].neg());acc="affine"===p.type?acc.mixedAdd(p):acc.add(p)}}for(i=0;i=_Mathceil((k.bitLength()+1)/doubles.step)},BasePoint.prototype._getDoubles=function(step,power){if(this.precomputed&&this.precomputed.doubles)return this.precomputed.doubles;for(var doubles=[this],acc=this,i=0;i":""},Point.prototype.isInfinity=function(){return 0===this.x.cmpn(0)&&(0===this.y.cmp(this.z)||this.zOne&&0===this.y.cmp(this.curve.c))},Point.prototype._extDbl=function(){var a=this.x.redSqr(),b=this.y.redSqr(),c=this.z.redSqr();c=c.redIAdd(c);var d=this.curve._mulA(a),e=this.x.redAdd(this.y).redSqr().redISub(a).redISub(b),g=d.redAdd(b),f=g.redSub(c),h=d.redSub(b),nx=e.redMul(f),ny=g.redMul(h),nt=e.redMul(h),nz=f.redMul(g);return this.curve.point(nx,ny,nz,nt)},Point.prototype._projDbl=function(){var b=this.x.redAdd(this.y).redSqr(),c=this.x.redSqr(),d=this.y.redSqr(),nx,ny,nz,e,h,j;if(this.curve.twisted){e=this.curve._mulA(c);var f=e.redAdd(d);this.zOne?(nx=b.redSub(c).redSub(d).redMul(f.redSub(this.curve.two)),ny=f.redMul(e.redSub(d)),nz=f.redSqr().redSub(f).redSub(f)):(h=this.z.redSqr(),j=f.redSub(h).redISub(h),nx=b.redSub(c).redISub(d).redMul(j),ny=f.redMul(e.redSub(d)),nz=f.redMul(j))}else e=c.redAdd(d),h=this.curve._mulC(this.z).redSqr(),j=e.redSub(h).redSub(h),nx=this.curve._mulC(b.redISub(e)).redMul(j),ny=this.curve._mulC(e).redMul(c.redISub(d)),nz=e.redMul(j);return this.curve.point(nx,ny,nz)},Point.prototype.dbl=function(){return this.isInfinity()?this:this.curve.extended?this._extDbl():this._projDbl()},Point.prototype._extAdd=function(p){var a=this.y.redSub(this.x).redMul(p.y.redSub(p.x)),b=this.y.redAdd(this.x).redMul(p.y.redAdd(p.x)),c=this.t.redMul(this.curve.dd).redMul(p.t),d=this.z.redMul(p.z.redAdd(p.z)),e=b.redSub(a),f=d.redSub(c),g=d.redAdd(c),h=b.redAdd(a),nx=e.redMul(f),ny=g.redMul(h),nt=e.redMul(h),nz=f.redMul(g);return this.curve.point(nx,ny,nz,nt)},Point.prototype._projAdd=function(p){var a=this.z.redMul(p.z),b=a.redSqr(),c=this.x.redMul(p.x),d=this.y.redMul(p.y),e=this.curve.d.redMul(c).redMul(d),f=b.redSub(e),g=b.redAdd(e),tmp=this.x.redAdd(this.y).redMul(p.x.redAdd(p.y)).redISub(c).redISub(d),nx=a.redMul(f).redMul(tmp),ny,nz;return this.curve.twisted?(ny=a.redMul(g).redMul(d.redSub(this.curve._mulA(c))),nz=f.redMul(g)):(ny=a.redMul(g).redMul(d.redSub(c)),nz=this.curve._mulC(f).redMul(g)),this.curve.point(nx,ny,nz)},Point.prototype.add=function(p){return this.isInfinity()?p:p.isInfinity()?this:this.curve.extended?this._extAdd(p):this._projAdd(p)},Point.prototype.mul=function(k){return this._hasDoubles(k)?this.curve._fixedNafMul(this,k):this.curve._wnafMul(this,k)},Point.prototype.mulAdd=function(k1,p,k2){return this.curve._wnafMulAdd(1,[this,p],[k1,k2],2,!1)},Point.prototype.jmulAdd=function(k1,p,k2){return this.curve._wnafMulAdd(1,[this,p],[k1,k2],2,!0)},Point.prototype.normalize=function(){if(this.zOne)return this;var zi=this.z.redInvm();return this.x=this.x.redMul(zi),this.y=this.y.redMul(zi),this.t&&(this.t=this.t.redMul(zi)),this.z=this.curve.one,this.zOne=!0,this},Point.prototype.neg=function(){return this.curve.point(this.x.redNeg(),this.y,this.z,this.t&&this.t.redNeg())},Point.prototype.getX=function(){return this.normalize(),this.x.fromRed()},Point.prototype.getY=function(){return this.normalize(),this.y.fromRed()},Point.prototype.eq=function(other){return this===other||0===this.getX().cmp(other.getX())&&0===this.getY().cmp(other.getY())},Point.prototype.eqXToP=function(x){var rx=x.toRed(this.curve.red).redMul(this.z);if(0===this.x.cmp(rx))return!0;for(var xc=x.clone(),t=this.curve.redN.redMul(this.z);;){if(xc.iadd(this.curve.n),0<=xc.cmp(this.curve.p))return!1;if(rx.redIAdd(t),0===this.x.cmp(rx))return!0}},Point.prototype.toP=Point.prototype.normalize,Point.prototype.mixedAdd=Point.prototype.add},{"../utils":154,"./base":141,"bn.js":155,inherits:200}],143:[function(require,module,exports){'use strict';var curve=exports;curve.base=require("./base"),curve.short=require("./short"),curve.mont=require("./mont"),curve.edwards=require("./edwards")},{"./base":141,"./edwards":142,"./mont":144,"./short":145}],144:[function(require,module){'use strict';function MontCurve(conf){Base.call(this,"mont",conf),this.a=new BN(conf.a,16).toRed(this.red),this.b=new BN(conf.b,16).toRed(this.red),this.i4=new BN(4).toRed(this.red).redInvm(),this.two=new BN(2).toRed(this.red),this.a24=this.i4.redMul(this.a.redAdd(this.two))}function Point(curve,x,z){Base.BasePoint.call(this,curve,"projective"),null===x&&null===z?(this.x=this.curve.one,this.z=this.curve.zero):(this.x=new BN(x,16),this.z=new BN(z,16),!this.x.red&&(this.x=this.x.toRed(this.curve.red)),!this.z.red&&(this.z=this.z.toRed(this.curve.red)))}var BN=require("bn.js"),inherits=require("inherits"),Base=require("./base"),utils=require("../utils");inherits(MontCurve,Base),module.exports=MontCurve,MontCurve.prototype.validate=function(point){var x=point.normalize().x,x2=x.redSqr(),rhs=x2.redMul(x).redAdd(x2.redMul(this.a)).redAdd(x),y=rhs.redSqrt();return 0===y.redSqr().cmp(rhs)},inherits(Point,Base.BasePoint),MontCurve.prototype.decodePoint=function(bytes,enc){return this.point(utils.toArray(bytes,enc),1)},MontCurve.prototype.point=function(x,z){return new Point(this,x,z)},MontCurve.prototype.pointFromJSON=function(obj){return Point.fromJSON(this,obj)},Point.prototype.precompute=function(){},Point.prototype._encode=function(){return this.getX().toArray("be",this.curve.p.byteLength())},Point.fromJSON=function(curve,obj){return new Point(curve,obj[0],obj[1]||curve.one)},Point.prototype.inspect=function(){return this.isInfinity()?"":""},Point.prototype.isInfinity=function(){return 0===this.z.cmpn(0)},Point.prototype.dbl=function(){var a=this.x.redAdd(this.z),aa=a.redSqr(),b=this.x.redSub(this.z),bb=b.redSqr(),c=aa.redSub(bb),nx=aa.redMul(bb),nz=c.redMul(bb.redAdd(this.curve.a24.redMul(c)));return this.curve.point(nx,nz)},Point.prototype.add=function(){throw new Error("Not supported on Montgomery curve")},Point.prototype.diffAdd=function(p,diff){var a=this.x.redAdd(this.z),b=this.x.redSub(this.z),c=p.x.redAdd(p.z),d=p.x.redSub(p.z),da=d.redMul(a),cb=c.redMul(b),nx=diff.z.redMul(da.redAdd(cb).redSqr()),nz=diff.x.redMul(da.redISub(cb).redSqr());return this.curve.point(nx,nz)},Point.prototype.mul=function(k){for(var t=k.clone(),a=this,b=this.curve.point(null,null),c=this,bits=[];0!==t.cmpn(0);t.iushrn(1))bits.push(t.andln(1));for(var i=bits.length-1;0<=i;i--)0===bits[i]?(a=a.diffAdd(b,c),b=b.dbl()):(b=a.diffAdd(b,c),a=a.dbl());return b},Point.prototype.mulAdd=function(){throw new Error("Not supported on Montgomery curve")},Point.prototype.jumlAdd=function(){throw new Error("Not supported on Montgomery curve")},Point.prototype.eq=function(other){return 0===this.getX().cmp(other.getX())},Point.prototype.normalize=function(){return this.x=this.x.redMul(this.z.redInvm()),this.z=this.curve.one,this},Point.prototype.getX=function(){return this.normalize(),this.x.fromRed()}},{"../utils":154,"./base":141,"bn.js":155,inherits:200}],145:[function(require,module){'use strict';function ShortCurve(conf){Base.call(this,"short",conf),this.a=new BN(conf.a,16).toRed(this.red),this.b=new BN(conf.b,16).toRed(this.red),this.tinv=this.two.redInvm(),this.zeroA=0===this.a.fromRed().cmpn(0),this.threeA=0===this.a.fromRed().sub(this.p).cmpn(-3),this.endo=this._getEndomorphism(conf),this._endoWnafT1=[,,,,],this._endoWnafT2=[,,,,]}function Point(curve,x,y,isRed){Base.BasePoint.call(this,curve,"affine"),null===x&&null===y?(this.x=null,this.y=null,this.inf=!0):(this.x=new BN(x,16),this.y=new BN(y,16),isRed&&(this.x.forceRed(this.curve.red),this.y.forceRed(this.curve.red)),!this.x.red&&(this.x=this.x.toRed(this.curve.red)),!this.y.red&&(this.y=this.y.toRed(this.curve.red)),this.inf=!1)}function JPoint(curve,x,y,z){Base.BasePoint.call(this,curve,"jacobian"),null===x&&null===y&&null===z?(this.x=this.curve.one,this.y=this.curve.one,this.z=new BN(0)):(this.x=new BN(x,16),this.y=new BN(y,16),this.z=new BN(z,16)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.zOne=this.z===this.curve.one}var utils=require("../utils"),BN=require("bn.js"),inherits=require("inherits"),Base=require("./base"),assert=utils.assert;inherits(ShortCurve,Base),module.exports=ShortCurve,ShortCurve.prototype._getEndomorphism=function(conf){if(this.zeroA&&this.g&&this.n&&1===this.p.modn(3)){var beta,lambda;if(conf.beta)beta=new BN(conf.beta,16).toRed(this.red);else{var betas=this._getEndoRoots(this.p);beta=0>betas[0].cmp(betas[1])?betas[0]:betas[1],beta=beta.toRed(this.red)}if(conf.lambda)lambda=new BN(conf.lambda,16);else{var lambdas=this._getEndoRoots(this.n);0===this.g.mul(lambdas[0]).x.cmp(this.g.x.redMul(beta))?lambda=lambdas[0]:(lambda=lambdas[1],assert(0===this.g.mul(lambda).x.cmp(this.g.x.redMul(beta))))}var basis;return basis=conf.basis?conf.basis.map(function(vec){return{a:new BN(vec.a,16),b:new BN(vec.b,16)}}):this._getEndoBasis(lambda),{beta:beta,lambda:lambda,basis:basis}}},ShortCurve.prototype._getEndoRoots=function(num){var red=num===this.p?this.red:BN.mont(num),tinv=new BN(2).toRed(red).redInvm(),ntinv=tinv.redNeg(),s=new BN(3).toRed(red).redNeg().redSqrt().redMul(tinv),l1=ntinv.redAdd(s).fromRed(),l2=ntinv.redSub(s).fromRed();return[l1,l2]},ShortCurve.prototype._getEndoBasis=function(lambda){for(var aprxSqrt=this.n.ushrn(_Mathfloor(this.n.bitLength()/2)),u=lambda,v=this.n.clone(),x1=new BN(1),y1=new BN(0),x2=new BN(0),y2=new BN(1),i=0,a0,b0,a1,b1,a2,b2,prevR,r,x,q;0!==u.cmpn(0);){q=v.div(u),r=v.sub(q.mul(u)),x=x2.sub(q.mul(x1));var y=y2.sub(q.mul(y1));if(!a1&&0>r.cmp(aprxSqrt))a0=prevR.neg(),b0=x1,a1=r.neg(),b1=x;else if(a1&&2==++i)break;prevR=r,v=u,u=r,x2=x1,x1=x,y2=y1,y1=y}a2=r.neg(),b2=x;var len1=a1.sqr().add(b1.sqr()),len2=a2.sqr().add(b2.sqr());return 0<=len2.cmp(len1)&&(a2=a0,b2=b0),a1.negative&&(a1=a1.neg(),b1=b1.neg()),a2.negative&&(a2=a2.neg(),b2=b2.neg()),[{a:a1,b:b1},{a:a2,b:b2}]},ShortCurve.prototype._endoSplit=function(k){var basis=this.endo.basis,v1=basis[0],v2=basis[1],c1=v2.b.mul(k).divRound(this.n),c2=v1.b.neg().mul(k).divRound(this.n),p1=c1.mul(v1.a),p2=c2.mul(v2.a),q1=c1.mul(v1.b),q2=c2.mul(v2.b),k1=k.sub(p1).sub(p2),k2=q1.add(q2).neg();return{k1:k1,k2:k2}},ShortCurve.prototype.pointFromX=function(x,odd){x=new BN(x,16),x.red||(x=x.toRed(this.red));var y2=x.redSqr().redMul(x).redIAdd(x.redMul(this.a)).redIAdd(this.b),y=y2.redSqrt();if(0!==y.redSqr().redSub(y2).cmp(this.zero))throw new Error("invalid point");var isOdd=y.fromRed().isOdd();return(odd&&!isOdd||!odd&&isOdd)&&(y=y.redNeg()),this.point(x,y)},ShortCurve.prototype.validate=function(point){if(point.inf)return!0;var x=point.x,y=point.y,ax=this.a.redMul(x),rhs=x.redSqr().redMul(x).redIAdd(ax).redIAdd(this.b);return 0===y.redSqr().redISub(rhs).cmpn(0)},ShortCurve.prototype._endoWnafMulAdd=function(points,coeffs,jacobianResult){for(var npoints=this._endoWnafT1,ncoeffs=this._endoWnafT2,i=0;i":""},Point.prototype.isInfinity=function(){return this.inf},Point.prototype.add=function(p){if(this.inf)return p;if(p.inf)return this;if(this.eq(p))return this.dbl();if(this.neg().eq(p))return this.curve.point(null,null);if(0===this.x.cmp(p.x))return this.curve.point(null,null);var c=this.y.redSub(p.y);0!==c.cmpn(0)&&(c=c.redMul(this.x.redSub(p.x).redInvm()));var nx=c.redSqr().redISub(this.x).redISub(p.x),ny=c.redMul(this.x.redSub(nx)).redISub(this.y);return this.curve.point(nx,ny)},Point.prototype.dbl=function(){if(this.inf)return this;var ys1=this.y.redAdd(this.y);if(0===ys1.cmpn(0))return this.curve.point(null,null);var a=this.curve.a,x2=this.x.redSqr(),dyinv=ys1.redInvm(),c=x2.redAdd(x2).redIAdd(x2).redIAdd(a).redMul(dyinv),nx=c.redSqr().redISub(this.x.redAdd(this.x)),ny=c.redMul(this.x.redSub(nx)).redISub(this.y);return this.curve.point(nx,ny)},Point.prototype.getX=function(){return this.x.fromRed()},Point.prototype.getY=function(){return this.y.fromRed()},Point.prototype.mul=function(k){return k=new BN(k,16),this.isInfinity()?this:this._hasDoubles(k)?this.curve._fixedNafMul(this,k):this.curve.endo?this.curve._endoWnafMulAdd([this],[k]):this.curve._wnafMul(this,k)},Point.prototype.mulAdd=function(k1,p2,k2){var points=[this,p2],coeffs=[k1,k2];return this.curve.endo?this.curve._endoWnafMulAdd(points,coeffs):this.curve._wnafMulAdd(1,points,coeffs,2)},Point.prototype.jmulAdd=function(k1,p2,k2){var points=[this,p2],coeffs=[k1,k2];return this.curve.endo?this.curve._endoWnafMulAdd(points,coeffs,!0):this.curve._wnafMulAdd(1,points,coeffs,2,!0)},Point.prototype.eq=function(p){return this===p||this.inf===p.inf&&(this.inf||0===this.x.cmp(p.x)&&0===this.y.cmp(p.y))},Point.prototype.neg=function(_precompute){if(this.inf)return this;var res=this.curve.point(this.x,this.y.redNeg());if(_precompute&&this.precomputed){var pre=this.precomputed,negate=function(p){return p.neg()};res.precomputed={naf:pre.naf&&{wnd:pre.naf.wnd,points:pre.naf.points.map(negate)},doubles:pre.doubles&&{step:pre.doubles.step,points:pre.doubles.points.map(negate)}}}return res},Point.prototype.toJ=function(){if(this.inf)return this.curve.jpoint(null,null,null);var res=this.curve.jpoint(this.x,this.y,this.curve.one);return res},inherits(JPoint,Base.BasePoint),ShortCurve.prototype.jpoint=function(x,y,z){return new JPoint(this,x,y,z)},JPoint.prototype.toP=function(){if(this.isInfinity())return this.curve.point(null,null);var zinv=this.z.redInvm(),zinv2=zinv.redSqr(),ax=this.x.redMul(zinv2),ay=this.y.redMul(zinv2).redMul(zinv);return this.curve.point(ax,ay)},JPoint.prototype.neg=function(){return this.curve.jpoint(this.x,this.y.redNeg(),this.z)},JPoint.prototype.add=function(p){if(this.isInfinity())return p;if(p.isInfinity())return this;var pz2=p.z.redSqr(),z2=this.z.redSqr(),u1=this.x.redMul(pz2),u2=p.x.redMul(z2),s1=this.y.redMul(pz2.redMul(p.z)),s2=p.y.redMul(z2.redMul(this.z)),h=u1.redSub(u2),r=s1.redSub(s2);if(0===h.cmpn(0))return 0===r.cmpn(0)?this.dbl():this.curve.jpoint(null,null,null);var h2=h.redSqr(),h3=h2.redMul(h),v=u1.redMul(h2),nx=r.redSqr().redIAdd(h3).redISub(v).redISub(v),ny=r.redMul(v.redISub(nx)).redISub(s1.redMul(h3)),nz=this.z.redMul(p.z).redMul(h);return this.curve.jpoint(nx,ny,nz)},JPoint.prototype.mixedAdd=function(p){if(this.isInfinity())return p.toJ();if(p.isInfinity())return this;var z2=this.z.redSqr(),u1=this.x,u2=p.x.redMul(z2),s1=this.y,s2=p.y.redMul(z2).redMul(this.z),h=u1.redSub(u2),r=s1.redSub(s2);if(0===h.cmpn(0))return 0===r.cmpn(0)?this.dbl():this.curve.jpoint(null,null,null);var h2=h.redSqr(),h3=h2.redMul(h),v=u1.redMul(h2),nx=r.redSqr().redIAdd(h3).redISub(v).redISub(v),ny=r.redMul(v.redISub(nx)).redISub(s1.redMul(h3)),nz=this.z.redMul(h);return this.curve.jpoint(nx,ny,nz)},JPoint.prototype.dblp=function(pow){if(0===pow)return this;if(this.isInfinity())return this;if(!pow)return this.dbl();var i;if(this.curve.zeroA||this.curve.threeA){var r=this;for(i=0;i":""},JPoint.prototype.isInfinity=function(){return 0===this.z.cmpn(0)}},{"../utils":154,"./base":141,"bn.js":155,inherits:200}],146:[function(require,module,exports){'use strict';function PresetCurve(options){this.curve="short"===options.type?new curve.short(options):"edwards"===options.type?new curve.edwards(options):new curve.mont(options),this.g=this.curve.g,this.n=this.curve.n,this.hash=options.hash,assert(this.g.validate(),"Invalid curve"),assert(this.g.mul(this.n).isInfinity(),"Invalid curve, G*N != O")}function defineCurve(name,options){Object.defineProperty(curves,name,{configurable:!0,enumerable:!0,get:function(){var curve=new PresetCurve(options);return Object.defineProperty(curves,name,{configurable:!0,enumerable:!0,value:curve}),curve}})}var curves=exports,hash=require("hash.js"),curve=require("./curve"),utils=require("./utils"),assert=utils.assert;curves.PresetCurve=PresetCurve,defineCurve("p192",{type:"short",prime:"p192",p:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff",a:"ffffffff ffffffff ffffffff fffffffe ffffffff fffffffc",b:"64210519 e59c80e7 0fa7e9ab 72243049 feb8deec c146b9b1",n:"ffffffff ffffffff ffffffff 99def836 146bc9b1 b4d22831",hash:hash.sha256,gRed:!1,g:["188da80e b03090f6 7cbf20eb 43a18800 f4ff0afd 82ff1012","07192b95 ffc8da78 631011ed 6b24cdd5 73f977a1 1e794811"]}),defineCurve("p224",{type:"short",prime:"p224",p:"ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001",a:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff fffffffe",b:"b4050a85 0c04b3ab f5413256 5044b0b7 d7bfd8ba 270b3943 2355ffb4",n:"ffffffff ffffffff ffffffff ffff16a2 e0b8f03e 13dd2945 5c5c2a3d",hash:hash.sha256,gRed:!1,g:["b70e0cbd 6bb4bf7f 321390b9 4a03c1d3 56c21122 343280d6 115c1d21","bd376388 b5f723fb 4c22dfe6 cd4375a0 5a074764 44d58199 85007e34"]}),defineCurve("p256",{type:"short",prime:null,p:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff ffffffff",a:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff fffffffc",b:"5ac635d8 aa3a93e7 b3ebbd55 769886bc 651d06b0 cc53b0f6 3bce3c3e 27d2604b",n:"ffffffff 00000000 ffffffff ffffffff bce6faad a7179e84 f3b9cac2 fc632551",hash:hash.sha256,gRed:!1,g:["6b17d1f2 e12c4247 f8bce6e5 63a440f2 77037d81 2deb33a0 f4a13945 d898c296","4fe342e2 fe1a7f9b 8ee7eb4a 7c0f9e16 2bce3357 6b315ece cbb64068 37bf51f5"]}),defineCurve("p384",{type:"short",prime:null,p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 ffffffff",a:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 fffffffc",b:"b3312fa7 e23ee7e4 988e056b e3f82d19 181d9c6e fe814112 0314088f 5013875a c656398d 8a2ed19d 2a85c8ed d3ec2aef",n:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff c7634d81 f4372ddf 581a0db2 48b0a77a ecec196a ccc52973",hash:hash.sha384,gRed:!1,g:["aa87ca22 be8b0537 8eb1c71e f320ad74 6e1d3b62 8ba79b98 59f741e0 82542a38 5502f25d bf55296c 3a545e38 72760ab7","3617de4a 96262c6f 5d9e98bf 9292dc29 f8f41dbd 289a147c e9da3113 b5f0b8c0 0a60b1ce 1d7e819d 7a431d7c 90ea0e5f"]}),defineCurve("p521",{type:"short",prime:null,p:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff",a:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffc",b:"00000051 953eb961 8e1c9a1f 929a21a0 b68540ee a2da725b 99b315f3 b8b48991 8ef109e1 56193951 ec7e937b 1652c0bd 3bb1bf07 3573df88 3d2c34f1 ef451fd4 6b503f00",n:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffa 51868783 bf2f966b 7fcc0148 f709a5d0 3bb5c9b8 899c47ae bb6fb71e 91386409",hash:hash.sha512,gRed:!1,g:["000000c6 858e06b7 0404e9cd 9e3ecb66 2395b442 9c648139 053fb521 f828af60 6b4d3dba a14b5e77 efe75928 fe1dc127 a2ffa8de 3348b3c1 856a429b f97e7e31 c2e5bd66","00000118 39296a78 9a3bc004 5c8a5fb4 2c7d1bd9 98f54449 579b4468 17afbd17 273e662c 97ee7299 5ef42640 c550b901 3fad0761 353c7086 a272c240 88be9476 9fd16650"]}),defineCurve("curve25519",{type:"mont",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"76d06",b:"1",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:hash.sha256,gRed:!1,g:["9"]}),defineCurve("ed25519",{type:"edwards",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"-1",c:"1",d:"52036cee2b6ffe73 8cc740797779e898 00700a4d4141d8ab 75eb4dca135978a3",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:hash.sha256,gRed:!1,g:["216936d3cd6e53fec0a4e231fdd6dc5c692cc7609525a7b2c9562d608f25d51a","6666666666666666666666666666666666666666666666666666666666666658"]});var pre;try{pre=require("./precomputed/secp256k1")}catch(e){pre=void 0}defineCurve("secp256k1",{type:"short",prime:"k256",p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f",a:"0",b:"7",n:"ffffffff ffffffff ffffffff fffffffe baaedce6 af48a03b bfd25e8c d0364141",h:"1",hash:hash.sha256,beta:"7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee",lambda:"5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72",basis:[{a:"3086d221a7d46bcde86c90e49284eb15",b:"-e4437ed6010e88286f547fa90abfe4c3"},{a:"114ca50f7a8e2f3f657c1108d9d44cfd8",b:"3086d221a7d46bcde86c90e49284eb15"}],gRed:!1,g:["79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798","483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8",pre]})},{"./curve":143,"./precomputed/secp256k1":153,"./utils":154,"hash.js":176}],147:[function(require,module){'use strict';function EC(options){return this instanceof EC?void("string"==typeof options&&(assert(Object.prototype.hasOwnProperty.call(curves,options),"Unknown curve "+options),options=curves[options]),options instanceof curves.PresetCurve&&(options={curve:options}),this.curve=options.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=options.curve.g,this.g.precompute(options.curve.n.bitLength()+1),this.hash=options.hash||options.curve.hash):new EC(options)}var BN=require("bn.js"),HmacDRBG=require("hmac-drbg"),utils=require("../utils"),curves=require("../curves"),rand=require("brorand"),assert=utils.assert,KeyPair=require("./key"),Signature=require("./signature");module.exports=EC,EC.prototype.keyPair=function(options){return new KeyPair(this,options)},EC.prototype.keyFromPrivate=function(priv,enc){return KeyPair.fromPrivate(this,priv,enc)},EC.prototype.keyFromPublic=function(pub,enc){return KeyPair.fromPublic(this,pub,enc)},EC.prototype.genKeyPair=function(options){options||(options={});for(var drbg=new HmacDRBG({hash:this.hash,pers:options.pers,persEnc:options.persEnc||"utf8",entropy:options.entropy||rand(this.hash.hmacStrength),entropyEnc:options.entropy&&options.entropyEnc||"utf8",nonce:this.n.toArray()}),bytes=this.n.byteLength(),ns2=this.n.sub(new BN(2));;){var priv=new BN(drbg.generate(bytes));if(!(0=k.cmpn(1)||0<=k.cmp(ns1))){var kp=this.g.mul(k);if(!kp.isInfinity()){var kpX=kp.getX(),r=kpX.umod(this.n);if(0!==r.cmpn(0)){var s=k.invm(this.n).mul(r.mul(key.getPrivate()).iadd(msg));if(s=s.umod(this.n),0!==s.cmpn(0)){var recoveryParam=(kp.getY().isOdd()?1:0)|(0===kpX.cmp(r)?0:2);return options.canonical&&0r.cmpn(1)||0<=r.cmp(this.n))return!1;if(0>s.cmpn(1)||0<=s.cmp(this.n))return!1;var sinv=s.invm(this.n),u1=sinv.mul(msg).umod(this.n),u2=sinv.mul(r).umod(this.n),p;return this.curve._maxwellTrick?(p=this.g.jmulAdd(u1,key.getPublic(),u2),!p.isInfinity()&&p.eqXToP(r)):(p=this.g.mulAdd(u1,key.getPublic(),u2),!p.isInfinity()&&0===p.getX().umod(this.n).cmp(r))},EC.prototype.recoverPubKey=function(msg,signature,j,enc){assert((3&j)===j,"The recovery param is more than two bits"),signature=new Signature(signature,enc);var n=this.n,e=new BN(msg),r=signature.r,s=signature.s,isYOdd=1&j,isSecondKey=j>>1;if(0<=r.cmp(this.curve.p.umod(this.curve.n))&&isSecondKey)throw new Error("Unable to find sencond key candinate");r=isSecondKey?this.curve.pointFromX(r.add(this.curve.n),isYOdd):this.curve.pointFromX(r,isYOdd);var rInv=signature.r.invm(n),s1=n.sub(e).mul(rInv).umod(n),s2=s.mul(rInv).umod(n);return this.g.mulAdd(s1,r,s2)},EC.prototype.getKeyRecoveryParam=function(e,signature,Q,enc){if(signature=new Signature(signature,enc),null!==signature.recoveryParam)return signature.recoveryParam;for(var i=0;4>i;i++){var Qprime;try{Qprime=this.recoverPubKey(e,signature,i)}catch(e){continue}if(Qprime.eq(Q))return i}throw new Error("Unable to find valid recovery factor")}},{"../curves":146,"../utils":154,"./key":148,"./signature":149,"bn.js":155,brorand:52,"hmac-drbg":188}],148:[function(require,module){'use strict';function KeyPair(ec,options){this.ec=ec,this.priv=null,this.pub=null,options.priv&&this._importPrivate(options.priv,options.privEnc),options.pub&&this._importPublic(options.pub,options.pubEnc)}var BN=require("bn.js"),utils=require("../utils"),assert=utils.assert;module.exports=KeyPair,KeyPair.fromPublic=function(ec,pub,enc){return pub instanceof KeyPair?pub:new KeyPair(ec,{pub:pub,pubEnc:enc})},KeyPair.fromPrivate=function(ec,priv,enc){return priv instanceof KeyPair?priv:new KeyPair(ec,{priv:priv,privEnc:enc})},KeyPair.prototype.validate=function(){var pub=this.getPublic();return pub.isInfinity()?{result:!1,reason:"Invalid public key"}:pub.validate()?pub.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"}},KeyPair.prototype.getPublic=function(compact,enc){return"string"==typeof compact&&(enc=compact,compact=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),enc?this.pub.encode(enc,compact):this.pub},KeyPair.prototype.getPrivate=function(enc){return"hex"===enc?this.priv.toString(16,2):this.priv},KeyPair.prototype._importPrivate=function(key,enc){this.priv=new BN(key,enc||16),this.priv=this.priv.umod(this.ec.curve.n)},KeyPair.prototype._importPublic=function(key,enc){return key.x||key.y?("mont"===this.ec.curve.type?assert(key.x,"Need x coordinate"):("short"===this.ec.curve.type||"edwards"===this.ec.curve.type)&&assert(key.x&&key.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(key.x,key.y))):void(this.pub=this.ec.curve.decodePoint(key,enc))},KeyPair.prototype.derive=function(pub){return pub.validate()||assert(pub.validate(),"public point not validated"),pub.mul(this.priv).getX()},KeyPair.prototype.sign=function(msg,enc,options){return this.ec.sign(msg,this,enc,options)},KeyPair.prototype.verify=function(msg,signature){return this.ec.verify(msg,signature,this)},KeyPair.prototype.inspect=function(){return""}},{"../utils":154,"bn.js":155}],149:[function(require,module){'use strict';function Signature(options,enc){return options instanceof Signature?options:void(this._importDER(options,enc)||(assert(options.r&&options.s,"Signature without r or s"),this.r=new BN(options.r,16),this.s=new BN(options.s,16),this.recoveryParam=void 0===options.recoveryParam?null:options.recoveryParam))}function Position(){this.place=0}function getLength(buf,p){var initial=buf[p.place++];if(!(128&initial))return initial;var octetLen=15&initial;if(0==octetLen||4>>=0;return!(127>=val)&&(p.place=off,val)}function rmPadding(buf){for(var i=0,len=buf.length-1;!buf[i]&&!(128&buf[i+1])&&ilen)return void arr.push(len);var octets=1+(_Mathlog2(len)/_MathLN>>>3);for(arr.push(128|octets);--octets;)arr.push(255&len>>>(octets<<3));arr.push(len)}var BN=require("bn.js"),utils=require("../utils"),assert=utils.assert;module.exports=Signature,Signature.prototype._importDER=function(data,enc){data=utils.toArray(data,enc);var p=new Position;if(48!==data[p.place++])return!1;var len=getLength(data,p);if(!1===len)return!1;if(len+p.place!==data.length)return!1;if(2!==data[p.place++])return!1;var rlen=getLength(data,p);if(!1===rlen)return!1;var r=data.slice(p.place,rlen+p.place);if(p.place+=rlen,2!==data[p.place++])return!1;var slen=getLength(data,p);if(!1===slen)return!1;if(data.length!==slen+p.place)return!1;var s=data.slice(p.place,slen+p.place);if(0===r[0])if(128&r[1])r=r.slice(1);else return!1;if(0===s[0])if(128&s[1])s=s.slice(1);else return!1;return this.r=new BN(r),this.s=new BN(s),this.recoveryParam=null,!0},Signature.prototype.toDER=function(enc){var r=this.r.toArray(),s=this.s.toArray();for(128&r[0]&&(r=[0].concat(r)),128&s[0]&&(s=[0].concat(s)),r=rmPadding(r),s=rmPadding(s);!s[0]&&!(128&s[1]);)s=s.slice(1);var arr=[2];constructLength(arr,r.length),arr=arr.concat(r),arr.push(2),constructLength(arr,s.length);var backHalf=arr.concat(s),res=[48];return constructLength(res,backHalf.length),res=res.concat(backHalf),utils.encode(res,enc)}},{"../utils":154,"bn.js":155}],150:[function(require,module){'use strict';function EDDSA(curve){return assert("ed25519"===curve,"only tested with ed25519 so far"),this instanceof EDDSA?void(curve=curves[curve].curve,this.curve=curve,this.g=curve.g,this.g.precompute(curve.n.bitLength()+1),this.pointClass=curve.point().constructor,this.encodingLength=_Mathceil(curve.n.bitLength()/8),this.hash=hash.sha512):new EDDSA(curve)}var hash=require("hash.js"),curves=require("../curves"),utils=require("../utils"),assert=utils.assert,parseBytes=utils.parseBytes,KeyPair=require("./key"),Signature=require("./signature");module.exports=EDDSA,EDDSA.prototype.sign=function(message,secret){message=parseBytes(message);var key=this.keyFromSecret(secret),r=this.hashInt(key.messagePrefix(),message),R=this.g.mul(r),Rencoded=this.encodePoint(R),s_=this.hashInt(Rencoded,key.pubBytes(),message).mul(key.priv()),S=r.add(s_).umod(this.curve.n);return this.makeSignature({R:R,S:S,Rencoded:Rencoded})},EDDSA.prototype.verify=function(message,sig,pub){message=parseBytes(message),sig=this.makeSignature(sig);var key=this.keyFromPublic(pub),h=this.hashInt(sig.Rencoded(),key.pubBytes(),message),SG=this.g.mul(sig.S()),RplusAh=sig.R().add(key.pub().mul(h));return RplusAh.eq(SG)},EDDSA.prototype.hashInt=function(){for(var hash=this.hash(),i=0;i(ws>>1)-1?(ws>>1)-mod:mod,k.isubn(z)):z=0,naf[i]=z,k.iushrn(1)}return naf},utils.getJSF=function(k1,k2){var jsf=[[],[]];k1=k1.clone(),k2=k2.clone();for(var d1=0,d2=0,m8;0size)throw new RangeError("The value \""+size+"\" is invalid for option \"size\"")}function alloc(size,fill,encoding){return assertSize(size),0>=size?createBuffer(size):void 0===fill?createBuffer(size):"string"==typeof encoding?createBuffer(size).fill(fill,encoding):createBuffer(size).fill(fill)}function allocUnsafe(size){return assertSize(size),createBuffer(0>size?0:0|checked(size))}function fromString(string,encoding){if(("string"!=typeof encoding||""===encoding)&&(encoding="utf8"),!Buffer.isEncoding(encoding))throw new TypeError("Unknown encoding: "+encoding);var length=0|byteLength(string,encoding),buf=createBuffer(length),actual=buf.write(string,encoding);return actual!==length&&(buf=buf.slice(0,actual)),buf}function fromArrayLike(array){for(var length=0>array.length?0:0|checked(array.length),buf=createBuffer(length),i=0;ibyteOffset||array.byteLength=2147483647)throw new RangeError("Attempt to allocate Buffer larger than maximum size: 0x"+2147483647 .toString(16)+" bytes");return 0|length}function byteLength(string,encoding){if(Buffer.isBuffer(string))return string.length;if(ArrayBuffer.isView(string)||isInstance(string,ArrayBuffer))return string.byteLength;if("string"!=typeof string)throw new TypeError("The \"string\" argument must be one of type string, Buffer, or ArrayBuffer. Received type "+typeof string);var len=string.length,mustMatch=2>>1;case"base64":return base64ToBytes(string).length;default:if(loweredCase)return mustMatch?-1:utf8ToBytes(string).length;encoding=(""+encoding).toLowerCase(),loweredCase=!0;}}function slowToString(encoding,start,end){var loweredCase=!1;if((void 0===start||0>start)&&(start=0),start>this.length)return"";if((void 0===end||end>this.length)&&(end=this.length),0>=end)return"";if(end>>>=0,start>>>=0,end<=start)return"";for(encoding||(encoding="utf8");;)switch(encoding){case"hex":return hexSlice(this,start,end);case"utf8":case"utf-8":return utf8Slice(this,start,end);case"ascii":return asciiSlice(this,start,end);case"latin1":case"binary":return latin1Slice(this,start,end);case"base64":return base64Slice(this,start,end);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return utf16leSlice(this,start,end);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(encoding+"").toLowerCase(),loweredCase=!0;}}function swap(b,n,m){var i=b[n];b[n]=b[m],b[m]=i}function bidirectionalIndexOf(buffer,val,byteOffset,encoding,dir){if(0===buffer.length)return-1;if("string"==typeof byteOffset?(encoding=byteOffset,byteOffset=0):2147483647byteOffset&&(byteOffset=-2147483648),byteOffset=+byteOffset,numberIsNaN(byteOffset)&&(byteOffset=dir?0:buffer.length-1),0>byteOffset&&(byteOffset=buffer.length+byteOffset),byteOffset>=buffer.length){if(dir)return-1;byteOffset=buffer.length-1}else if(0>byteOffset)if(dir)byteOffset=0;else return-1;if("string"==typeof val&&(val=Buffer.from(val,encoding)),Buffer.isBuffer(val))return 0===val.length?-1:arrayIndexOf(buffer,val,byteOffset,encoding,dir);if("number"==typeof val)return val&=255,"function"==typeof Uint8Array.prototype.indexOf?dir?Uint8Array.prototype.indexOf.call(buffer,val,byteOffset):Uint8Array.prototype.lastIndexOf.call(buffer,val,byteOffset):arrayIndexOf(buffer,[val],byteOffset,encoding,dir);throw new TypeError("val must be string, number or Buffer")}function arrayIndexOf(arr,val,byteOffset,encoding,dir){function read(buf,i){return 1===indexSize?buf[i]:buf.readUInt16BE(i*indexSize)}var indexSize=1,arrLength=arr.length,valLength=val.length;if(void 0!==encoding&&(encoding=(encoding+"").toLowerCase(),"ucs2"===encoding||"ucs-2"===encoding||"utf16le"===encoding||"utf-16le"===encoding)){if(2>arr.length||2>val.length)return-1;indexSize=2,arrLength/=2,valLength/=2,byteOffset/=2}var i;if(dir){var foundIndex=-1;for(i=byteOffset;iarrLength&&(byteOffset=arrLength-valLength),i=byteOffset;0<=i;i--){for(var found=!0,j=0;jremaining&&(length=remaining)):length=remaining;var strLen=string.length;length>strLen/2&&(length=strLen/2);for(var i=0,parsed;ifirstByte&&(codePoint=firstByte):2===bytesPerSequence?(secondByte=buf[i+1],128==(192&secondByte)&&(tempCodePoint=(31&firstByte)<<6|63&secondByte,127tempCodePoint||57343tempCodePoint&&(codePoint=tempCodePoint))):void 0}null===codePoint?(codePoint=65533,bytesPerSequence=1):65535>>10),codePoint=56320|1023&codePoint),res.push(codePoint),i+=bytesPerSequence}return decodeCodePointsArray(res)}function decodeCodePointsArray(codePoints){var len=codePoints.length;if(len<=4096)return _StringfromCharCode.apply(String,codePoints);for(var res="",i=0;istart)&&(start=0),(!end||0>end||end>len)&&(end=len);for(var out="",i=start;ioffset)throw new RangeError("offset is not uint");if(offset+ext>length)throw new RangeError("Trying to access beyond buffer length")}function checkInt(buf,value,offset,ext,max,min){if(!Buffer.isBuffer(buf))throw new TypeError("\"buffer\" argument must be a Buffer instance");if(value>max||valuebuf.length)throw new RangeError("Index out of range")}function checkIEEE754(buf,value,offset,ext){if(offset+ext>buf.length)throw new RangeError("Index out of range");if(0>offset)throw new RangeError("Index out of range")}function writeFloat(buf,value,offset,littleEndian,noAssert){return value=+value,offset>>>=0,noAssert||checkIEEE754(buf,value,offset,4,34028234663852886e22,-34028234663852886e22),ieee754.write(buf,value,offset,littleEndian,23,4),offset+4}function writeDouble(buf,value,offset,littleEndian,noAssert){return value=+value,offset>>>=0,noAssert||checkIEEE754(buf,value,offset,8,17976931348623157e292,-17976931348623157e292),ieee754.write(buf,value,offset,littleEndian,52,8),offset+8}function base64clean(str){if(str=str.split("=")[0],str=str.trim().replace(INVALID_BASE64_RE,""),2>str.length)return"";for(;0!=str.length%4;)str+="=";return str}function toHex(n){return 16>n?"0"+n.toString(16):n.toString(16)}function utf8ToBytes(string,units){units=units||1/0;for(var length=string.length,leadSurrogate=null,bytes=[],i=0,codePoint;icodePoint){if(!leadSurrogate){if(56319codePoint){-1<(units-=3)&&bytes.push(239,191,189),leadSurrogate=codePoint;continue}codePoint=(leadSurrogate-55296<<10|codePoint-56320)+65536}else leadSurrogate&&-1<(units-=3)&&bytes.push(239,191,189);if(leadSurrogate=null,128>codePoint){if(0>(units-=1))break;bytes.push(codePoint)}else if(2048>codePoint){if(0>(units-=2))break;bytes.push(192|codePoint>>6,128|63&codePoint)}else if(65536>codePoint){if(0>(units-=3))break;bytes.push(224|codePoint>>12,128|63&codePoint>>6,128|63&codePoint)}else if(1114112>codePoint){if(0>(units-=4))break;bytes.push(240|codePoint>>18,128|63&codePoint>>12,128|63&codePoint>>6,128|63&codePoint)}else throw new Error("Invalid code point")}return bytes}function asciiToBytes(str){for(var byteArray=[],i=0;i(units-=2));++i)c=str.charCodeAt(i),hi=c>>8,lo=c%256,byteArray.push(lo),byteArray.push(hi);return byteArray}function base64ToBytes(str){return base64.toByteArray(base64clean(str))}function blitBuffer(src,dst,offset,length){for(var i=0;i=dst.length||i>=src.length);++i)dst[i+offset]=src[i];return i}function isInstance(obj,type){return obj instanceof type||null!=obj&&null!=obj.constructor&&null!=obj.constructor.name&&obj.constructor.name===type.name}function numberIsNaN(obj){return obj!==obj}var base64=require("base64-js"),ieee754=require("ieee754");exports.Buffer=Buffer,exports.SlowBuffer=function(length){return+length!=length&&(length=0),Buffer.alloc(+length)},exports.INSPECT_MAX_BYTES=50;exports.kMaxLength=2147483647,Buffer.TYPED_ARRAY_SUPPORT=function(){try{var arr=new Uint8Array(1);return arr.__proto__={__proto__:Uint8Array.prototype,foo:function(){return 42}},42===arr.foo()}catch(e){return!1}}(),Buffer.TYPED_ARRAY_SUPPORT||"undefined"==typeof console||"function"!=typeof console.error||console.error("This browser lacks typed array (Uint8Array) support which is required by `buffer` v5.x. Use `buffer` v4.x if you require old browser support."),Object.defineProperty(Buffer.prototype,"parent",{enumerable:!0,get:function(){return Buffer.isBuffer(this)?this.buffer:void 0}}),Object.defineProperty(Buffer.prototype,"offset",{enumerable:!0,get:function(){return Buffer.isBuffer(this)?this.byteOffset:void 0}}),"undefined"!=typeof Symbol&&null!=Symbol.species&&Buffer[Symbol.species]===Buffer&&Object.defineProperty(Buffer,Symbol.species,{value:null,configurable:!0,enumerable:!1,writable:!1}),Buffer.poolSize=8192,Buffer.from=function(value,encodingOrOffset,length){return from(value,encodingOrOffset,length)},Buffer.prototype.__proto__=Uint8Array.prototype,Buffer.__proto__=Uint8Array,Buffer.alloc=function(size,fill,encoding){return alloc(size,fill,encoding)},Buffer.allocUnsafe=function(size){return allocUnsafe(size)},Buffer.allocUnsafeSlow=function(size){return allocUnsafe(size)},Buffer.isBuffer=function(b){return null!=b&&!0===b._isBuffer&&b!==Buffer.prototype},Buffer.compare=function(a,b){if(isInstance(a,Uint8Array)&&(a=Buffer.from(a,a.offset,a.byteLength)),isInstance(b,Uint8Array)&&(b=Buffer.from(b,b.offset,b.byteLength)),!Buffer.isBuffer(a)||!Buffer.isBuffer(b))throw new TypeError("The \"buf1\", \"buf2\" arguments must be one of type Buffer or Uint8Array");if(a===b)return 0;for(var x=a.length,y=b.length,i=0,len=_Mathmin(x,y);imax&&(str+=" ... "),""},Buffer.prototype.compare=function(target,start,end,thisStart,thisEnd){if(isInstance(target,Uint8Array)&&(target=Buffer.from(target,target.offset,target.byteLength)),!Buffer.isBuffer(target))throw new TypeError("The \"target\" argument must be one of type Buffer or Uint8Array. Received type "+typeof target);if(void 0===start&&(start=0),void 0===end&&(end=target?target.length:0),void 0===thisStart&&(thisStart=0),void 0===thisEnd&&(thisEnd=this.length),0>start||end>target.length||0>thisStart||thisEnd>this.length)throw new RangeError("out of range index");if(thisStart>=thisEnd&&start>=end)return 0;if(thisStart>=thisEnd)return-1;if(start>=end)return 1;if(start>>>=0,end>>>=0,thisStart>>>=0,thisEnd>>>=0,this===target)return 0;for(var x=thisEnd-thisStart,y=end-start,len=_Mathmin(x,y),thisCopy=this.slice(thisStart,thisEnd),targetCopy=target.slice(start,end),i=0;i>>=0,isFinite(length)?(length>>>=0,void 0===encoding&&(encoding="utf8")):(encoding=length,length=void 0);else throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported");var remaining=this.length-offset;if((void 0===length||length>remaining)&&(length=remaining),0length||0>offset)||offset>this.length)throw new RangeError("Attempt to write outside buffer bounds");encoding||(encoding="utf8");for(var loweredCase=!1;;)switch(encoding){case"hex":return hexWrite(this,string,offset,length);case"utf8":case"utf-8":return utf8Write(this,string,offset,length);case"ascii":return asciiWrite(this,string,offset,length);case"latin1":case"binary":return latin1Write(this,string,offset,length);case"base64":return base64Write(this,string,offset,length);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return ucs2Write(this,string,offset,length);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(""+encoding).toLowerCase(),loweredCase=!0;}},Buffer.prototype.toJSON=function(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};Buffer.prototype.slice=function(start,end){var len=this.length;start=~~start,end=end===void 0?len:~~end,0>start?(start+=len,0>start&&(start=0)):start>len&&(start=len),0>end?(end+=len,0>end&&(end=0)):end>len&&(end=len),end>>=0,byteLength>>>=0,noAssert||checkOffset(offset,byteLength,this.length);for(var val=this[offset],mul=1,i=0;++i>>=0,byteLength>>>=0,noAssert||checkOffset(offset,byteLength,this.length);for(var val=this[offset+--byteLength],mul=1;0>>=0,noAssert||checkOffset(offset,1,this.length),this[offset]},Buffer.prototype.readUInt16LE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,2,this.length),this[offset]|this[offset+1]<<8},Buffer.prototype.readUInt16BE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,2,this.length),this[offset]<<8|this[offset+1]},Buffer.prototype.readUInt32LE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,4,this.length),(this[offset]|this[offset+1]<<8|this[offset+2]<<16)+16777216*this[offset+3]},Buffer.prototype.readUInt32BE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,4,this.length),16777216*this[offset]+(this[offset+1]<<16|this[offset+2]<<8|this[offset+3])},Buffer.prototype.readIntLE=function(offset,byteLength,noAssert){offset>>>=0,byteLength>>>=0,noAssert||checkOffset(offset,byteLength,this.length);for(var val=this[offset],mul=1,i=0;++i=mul&&(val-=_Mathpow(2,8*byteLength)),val},Buffer.prototype.readIntBE=function(offset,byteLength,noAssert){offset>>>=0,byteLength>>>=0,noAssert||checkOffset(offset,byteLength,this.length);for(var i=byteLength,mul=1,val=this[offset+--i];0=mul&&(val-=_Mathpow(2,8*byteLength)),val},Buffer.prototype.readInt8=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,1,this.length),128&this[offset]?-1*(255-this[offset]+1):this[offset]},Buffer.prototype.readInt16LE=function(offset,noAssert){offset>>>=0,noAssert||checkOffset(offset,2,this.length);var val=this[offset]|this[offset+1]<<8;return 32768&val?4294901760|val:val},Buffer.prototype.readInt16BE=function(offset,noAssert){offset>>>=0,noAssert||checkOffset(offset,2,this.length);var val=this[offset+1]|this[offset]<<8;return 32768&val?4294901760|val:val},Buffer.prototype.readInt32LE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,4,this.length),this[offset]|this[offset+1]<<8|this[offset+2]<<16|this[offset+3]<<24},Buffer.prototype.readInt32BE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,4,this.length),this[offset]<<24|this[offset+1]<<16|this[offset+2]<<8|this[offset+3]},Buffer.prototype.readFloatLE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,4,this.length),ieee754.read(this,offset,!0,23,4)},Buffer.prototype.readFloatBE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,4,this.length),ieee754.read(this,offset,!1,23,4)},Buffer.prototype.readDoubleLE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,8,this.length),ieee754.read(this,offset,!0,52,8)},Buffer.prototype.readDoubleBE=function(offset,noAssert){return offset>>>=0,noAssert||checkOffset(offset,8,this.length),ieee754.read(this,offset,!1,52,8)},Buffer.prototype.writeUIntLE=function(value,offset,byteLength,noAssert){if(value=+value,offset>>>=0,byteLength>>>=0,!noAssert){var maxBytes=_Mathpow(2,8*byteLength)-1;checkInt(this,value,offset,byteLength,maxBytes,0)}var mul=1,i=0;for(this[offset]=255&value;++i>>=0,byteLength>>>=0,!noAssert){var maxBytes=_Mathpow(2,8*byteLength)-1;checkInt(this,value,offset,byteLength,maxBytes,0)}var i=byteLength-1,mul=1;for(this[offset+i]=255&value;0<=--i&&(mul*=256);)this[offset+i]=255&value/mul;return offset+byteLength},Buffer.prototype.writeUInt8=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,1,255,0),this[offset]=255&value,offset+1},Buffer.prototype.writeUInt16LE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,2,65535,0),this[offset]=255&value,this[offset+1]=value>>>8,offset+2},Buffer.prototype.writeUInt16BE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,2,65535,0),this[offset]=value>>>8,this[offset+1]=255&value,offset+2},Buffer.prototype.writeUInt32LE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,4,4294967295,0),this[offset+3]=value>>>24,this[offset+2]=value>>>16,this[offset+1]=value>>>8,this[offset]=255&value,offset+4},Buffer.prototype.writeUInt32BE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,4,4294967295,0),this[offset]=value>>>24,this[offset+1]=value>>>16,this[offset+2]=value>>>8,this[offset+3]=255&value,offset+4},Buffer.prototype.writeIntLE=function(value,offset,byteLength,noAssert){if(value=+value,offset>>>=0,!noAssert){var limit=_Mathpow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=0,mul=1,sub=0;for(this[offset]=255&value;++ivalue&&0===sub&&0!==this[offset+i-1]&&(sub=1),this[offset+i]=255&(value/mul>>0)-sub;return offset+byteLength},Buffer.prototype.writeIntBE=function(value,offset,byteLength,noAssert){if(value=+value,offset>>>=0,!noAssert){var limit=_Mathpow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=byteLength-1,mul=1,sub=0;for(this[offset+i]=255&value;0<=--i&&(mul*=256);)0>value&&0===sub&&0!==this[offset+i+1]&&(sub=1),this[offset+i]=255&(value/mul>>0)-sub;return offset+byteLength},Buffer.prototype.writeInt8=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,1,127,-128),0>value&&(value=255+value+1),this[offset]=255&value,offset+1},Buffer.prototype.writeInt16LE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,2,32767,-32768),this[offset]=255&value,this[offset+1]=value>>>8,offset+2},Buffer.prototype.writeInt16BE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,2,32767,-32768),this[offset]=value>>>8,this[offset+1]=255&value,offset+2},Buffer.prototype.writeInt32LE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,4,2147483647,-2147483648),this[offset]=255&value,this[offset+1]=value>>>8,this[offset+2]=value>>>16,this[offset+3]=value>>>24,offset+4},Buffer.prototype.writeInt32BE=function(value,offset,noAssert){return value=+value,offset>>>=0,noAssert||checkInt(this,value,offset,4,2147483647,-2147483648),0>value&&(value=4294967295+value+1),this[offset]=value>>>24,this[offset+1]=value>>>16,this[offset+2]=value>>>8,this[offset+3]=255&value,offset+4},Buffer.prototype.writeFloatLE=function(value,offset,noAssert){return writeFloat(this,value,offset,!0,noAssert)},Buffer.prototype.writeFloatBE=function(value,offset,noAssert){return writeFloat(this,value,offset,!1,noAssert)},Buffer.prototype.writeDoubleLE=function(value,offset,noAssert){return writeDouble(this,value,offset,!0,noAssert)},Buffer.prototype.writeDoubleBE=function(value,offset,noAssert){return writeDouble(this,value,offset,!1,noAssert)},Buffer.prototype.copy=function(target,targetStart,start,end){if(!Buffer.isBuffer(target))throw new TypeError("argument should be a Buffer");if(start||(start=0),end||0===end||(end=this.length),targetStart>=target.length&&(targetStart=target.length),targetStart||(targetStart=0),0targetStart)throw new RangeError("targetStart out of bounds");if(0>start||start>=this.length)throw new RangeError("Index out of range");if(0>end)throw new RangeError("sourceEnd out of bounds");end>this.length&&(end=this.length),target.length-targetStartcode||"latin1"===encoding)&&(val=code)}}else"number"==typeof val&&(val&=255);if(0>start||this.length>>=0,end=end===void 0?this.length:end>>>0,val||(val=0);var i;if("number"==typeof val)for(i=start;im&&!existing.warned){existing.warned=!0;var w=new Error("Possible EventEmitter memory leak detected. "+existing.length+" "+(type+" listeners added. Use emitter.setMaxListeners() to increase limit"));w.name="MaxListenersExceededWarning",w.emitter=target,w.type=type,w.count=existing.length,ProcessEmitWarning(w)}return target}function onceWrapper(){if(!this.fired)return this.target.removeListener(this.type,this.wrapFn),this.fired=!0,0===arguments.length?this.listener.call(this.target):this.listener.apply(this.target,arguments)}function _onceWrap(target,type,listener){var state={fired:!1,wrapFn:void 0,target:target,type:type,listener:listener},wrapped=onceWrapper.bind(state);return wrapped.listener=listener,state.wrapFn=wrapped,wrapped}function _listeners(target,type,unwrap){var events=target._events;if(events===void 0)return[];var evlistener=events[type];return void 0===evlistener?[]:"function"==typeof evlistener?unwrap?[evlistener.listener||evlistener]:[evlistener]:unwrap?unwrapListeners(evlistener):arrayClone(evlistener,evlistener.length)}function listenerCount(type){var events=this._events;if(events!==void 0){var evlistener=events[type];if("function"==typeof evlistener)return 1;if(void 0!==evlistener)return evlistener.length}return 0}function arrayClone(arr,n){for(var copy=Array(n),i=0;iarg||NumberIsNaN(arg))throw new RangeError("The value of \"defaultMaxListeners\" is out of range. It must be a non-negative number. Received "+arg+".");defaultMaxListeners=arg}}),EventEmitter.init=function(){(this._events===void 0||this._events===Object.getPrototypeOf(this)._events)&&(this._events=Object.create(null),this._eventsCount=0),this._maxListeners=this._maxListeners||void 0},EventEmitter.prototype.setMaxListeners=function(n){if("number"!=typeof n||0>n||NumberIsNaN(n))throw new RangeError("The value of \"n\" is out of range. It must be a non-negative number. Received "+n+".");return this._maxListeners=n,this},EventEmitter.prototype.getMaxListeners=function(){return _getMaxListeners(this)},EventEmitter.prototype.emit=function(type){for(var args=[],i=1;iposition)return this;0===position?list.shift():spliceOne(list,position),1===list.length&&(events[type]=list[0]),void 0!==events.removeListener&&this.emit("removeListener",type,originalListener||listener)}return this},EventEmitter.prototype.off=EventEmitter.prototype.removeListener,EventEmitter.prototype.removeAllListeners=function(type){var listeners,events,i;if(events=this._events,void 0===events)return this;if(void 0===events.removeListener)return 0===arguments.length?(this._events=Object.create(null),this._eventsCount=0):void 0!==events[type]&&(0==--this._eventsCount?this._events=Object.create(null):delete events[type]),this;if(0===arguments.length){var keys=Object.keys(events),key;for(i=0;ires.length||2!==lastSegmentLength||46!==res.charCodeAt(res.length-1)||46!==res.charCodeAt(res.length-2))if(2length){if(47===to.charCodeAt(toStart+i))return to.slice(toStart+i+1);if(0===i)return to.slice(toStart+i)}else fromLen>length&&(47===from.charCodeAt(fromStart+i)?lastCommonSep=i:0===i&&(lastCommonSep=0));break}var fromCode=from.charCodeAt(fromStart+i),toCode=to.charCodeAt(toStart+i);if(fromCode!==toCode)break;else 47===fromCode&&(lastCommonSep=i)}var out="";for(i=fromStart+lastCommonSep+1;i<=fromEnd;++i)(i===fromEnd||47===from.charCodeAt(i))&&(out+=0===out.length?"..":"/..");return 0=start;--i){if(code=path.charCodeAt(i),47===code){if(!matchedSlash){startPart=i+1;break}continue}-1===end&&(matchedSlash=!1,end=i+1),46===code?-1===startDot?startDot=i:1!==preDotState&&(preDotState=1):-1!==startDot&&(preDotState=-1)}return-1===startDot||-1===end||0===preDotState||1===preDotState&&startDot===end-1&&startDot===startPart+1?-1!==end&&(0===startPart&&isAbsolute?ret.base=ret.name=path.slice(1,end):ret.base=ret.name=path.slice(startPart,end)):(0===startPart&&isAbsolute?(ret.name=path.slice(1,startDot),ret.base=path.slice(1,end)):(ret.name=path.slice(startPart,startDot),ret.base=path.slice(startPart,end)),ret.ext=path.slice(startDot,end)),0pos?0:+pos,search.length)===search}function endsWith(str,search,this_len){return(void 0===this_len||this_len>str.length)&&(this_len=str.length),str.substring(this_len-search.length,this_len)===search}function includes(str,search,start){return"number"!=typeof start&&(start=0),!(start+search.length>str.length)&&-1!==str.indexOf(search,start)}var codes={};createErrorType("ERR_INVALID_OPT_VALUE",function(name,value){return"The value \""+value+"\" is invalid for option \""+name+"\""},TypeError),createErrorType("ERR_INVALID_ARG_TYPE",function(name,expected,actual){var determiner;"string"==typeof expected&&startsWith(expected,"not ")?(determiner="must not be",expected=expected.replace(/^not /,"")):determiner="must be";var msg;if(endsWith(name," argument"))msg="The ".concat(name," ").concat(determiner," ").concat(oneOf(expected,"type"));else{var type=includes(name,".")?"property":"argument";msg="The \"".concat(name,"\" ").concat(type," ").concat(determiner," ").concat(oneOf(expected,"type"))}return msg+=". Received type ".concat(typeof actual),msg},TypeError),createErrorType("ERR_STREAM_PUSH_AFTER_EOF","stream.push() after EOF"),createErrorType("ERR_METHOD_NOT_IMPLEMENTED",function(name){return"The "+name+" method is not implemented"}),createErrorType("ERR_STREAM_PREMATURE_CLOSE","Premature close"),createErrorType("ERR_STREAM_DESTROYED",function(name){return"Cannot call "+name+" after a stream was destroyed"}),createErrorType("ERR_MULTIPLE_CALLBACK","Callback called multiple times"),createErrorType("ERR_STREAM_CANNOT_PIPE","Cannot pipe, not readable"),createErrorType("ERR_STREAM_WRITE_AFTER_END","write after end"),createErrorType("ERR_STREAM_NULL_VALUES","May not write null values to stream",TypeError),createErrorType("ERR_UNKNOWN_ENCODING",function(arg){return"Unknown encoding: "+arg},TypeError),createErrorType("ERR_STREAM_UNSHIFT_AFTER_END_EVENT","stream.unshift() after end event"),module.exports.codes=codes},{}],87:[function(require,module){(function(process){(function(){'use strict';function Duplex(options){return this instanceof Duplex?void(Readable.call(this,options),Writable.call(this,options),this.allowHalfOpen=!0,options&&(!1===options.readable&&(this.readable=!1),!1===options.writable&&(this.writable=!1),!1===options.allowHalfOpen&&(this.allowHalfOpen=!1,this.once("end",onend)))):new Duplex(options)}function onend(){this._writableState.ended||process.nextTick(onEndNT,this)}function onEndNT(self){self.end()}var objectKeys=Object.keys||function(obj){var keys=[];for(var key in obj)keys.push(key);return keys};module.exports=Duplex;var Readable=require("./_stream_readable"),Writable=require("./_stream_writable");require("inherits")(Duplex,Readable);for(var keys=objectKeys(Writable.prototype),v=0,method;v>>1,n|=n>>>2,n|=n>>>4,n|=n>>>8,n|=n>>>16,n++),n}function howMuchToRead(n,state){return 0>=n||0===state.length&&state.ended?0:state.objectMode?1:n===n?(n>state.highWaterMark&&(state.highWaterMark=computeNewHighWaterMark(n)),n<=state.length?n:state.ended?state.length:(state.needReadable=!0,0)):state.flowing&&state.length?state.buffer.head.data.length:state.length}function onEofChunk(stream,state){if(debug("onEofChunk"),!state.ended){if(state.decoder){var chunk=state.decoder.end();chunk&&chunk.length&&(state.buffer.push(chunk),state.length+=state.objectMode?1:chunk.length)}state.ended=!0,state.sync?emitReadable(stream):(state.needReadable=!1,!state.emittedReadable&&(state.emittedReadable=!0,emitReadable_(stream)))}}function emitReadable(stream){var state=stream._readableState;debug("emitReadable",state.needReadable,state.emittedReadable),state.needReadable=!1,state.emittedReadable||(debug("emitReadable",state.flowing),state.emittedReadable=!0,process.nextTick(emitReadable_,stream))}function emitReadable_(stream){var state=stream._readableState;debug("emitReadable_",state.destroyed,state.length,state.ended),!state.destroyed&&(state.length||state.ended)&&(stream.emit("readable"),state.emittedReadable=!1),state.needReadable=!state.flowing&&!state.ended&&state.length<=state.highWaterMark,flow(stream)}function maybeReadMore(stream,state){state.readingMore||(state.readingMore=!0,process.nextTick(maybeReadMore_,stream,state))}function maybeReadMore_(stream,state){for(;!state.reading&&!state.ended&&(state.length=state.length?(ret=state.decoder?state.buffer.join(""):1===state.buffer.length?state.buffer.first():state.buffer.concat(state.length),state.buffer.clear()):ret=state.buffer.consume(n,state.decoder),ret}function endReadable(stream){var state=stream._readableState;debug("endReadable",state.endEmitted),state.endEmitted||(state.ended=!0,process.nextTick(endReadableNT,state,stream))}function endReadableNT(state,stream){if(debug("endReadableNT",state.endEmitted,state.length),!state.endEmitted&&0===state.length&&(state.endEmitted=!0,stream.readable=!1,stream.emit("end"),state.autoDestroy)){var wState=stream._writableState;(!wState||wState.autoDestroy&&wState.finished)&&stream.destroy()}}function indexOf(xs,x){for(var i=0,l=xs.length;i=state.highWaterMark)||state.ended))return debug("read: emitReadable",state.length,state.ended),0===state.length&&state.ended?endReadable(this):emitReadable(this),null;if(n=howMuchToRead(n,state),0===n&&state.ended)return 0===state.length&&endReadable(this),null;var doRead=state.needReadable;debug("need readable",doRead),(0===state.length||state.length-n>>0),p=this.head,i=0;p;)copyBuffer(p.data,ret,i),i+=p.data.length,p=p.next;return ret}},{key:"consume",value:function(n,hasStrings){var ret;return nstr.length?str.length:n;if(ret+=nb===str.length?str:str.slice(0,n),n-=nb,0===n){nb===str.length?(++c,this.head=p.next?p.next:this.tail=null):(this.head=p,p.data=str.slice(nb));break}++c}return this.length-=c,ret}},{key:"_getBuffer",value:function(n){var ret=Buffer.allocUnsafe(n),p=this.head,c=1;for(p.data.copy(ret),n-=p.data.length;p=p.next;){var buf=p.data,nb=n>buf.length?buf.length:n;if(buf.copy(ret,ret.length-n,0,nb),n-=nb,0===n){nb===buf.length?(++c,this.head=p.next?p.next:this.tail=null):(this.head=p,p.data=buf.slice(nb));break}++c}return this.length-=c,ret}},{key:custom,value:function(_,options){return inspect(this,_objectSpread({},options,{depth:0,customInspect:!1}))}}]),BufferList}()},{buffer:82,util:53}],94:[function(require,module){(function(process){(function(){'use strict';function emitErrorAndCloseNT(self,err){emitErrorNT(self,err),emitCloseNT(self)}function emitCloseNT(self){self._writableState&&!self._writableState.emitClose||self._readableState&&!self._readableState.emitClose||self.emit("close")}function emitErrorNT(self,err){self.emit("error",err)}module.exports={destroy:function(err,cb){var _this=this,readableDestroyed=this._readableState&&this._readableState.destroyed,writableDestroyed=this._writableState&&this._writableState.destroyed;return readableDestroyed||writableDestroyed?(cb?cb(err):err&&(this._writableState?!this._writableState.errorEmitted&&(this._writableState.errorEmitted=!0,process.nextTick(emitErrorNT,this,err)):process.nextTick(emitErrorNT,this,err)),this):(this._readableState&&(this._readableState.destroyed=!0),this._writableState&&(this._writableState.destroyed=!0),this._destroy(err||null,function(err){!cb&&err?_this._writableState?_this._writableState.errorEmitted?process.nextTick(emitCloseNT,_this):(_this._writableState.errorEmitted=!0,process.nextTick(emitErrorAndCloseNT,_this,err)):process.nextTick(emitErrorAndCloseNT,_this,err):cb?(process.nextTick(emitCloseNT,_this),cb(err)):process.nextTick(emitCloseNT,_this)}),this)},undestroy:function(){this._readableState&&(this._readableState.destroyed=!1,this._readableState.reading=!1,this._readableState.ended=!1,this._readableState.endEmitted=!1),this._writableState&&(this._writableState.destroyed=!1,this._writableState.ended=!1,this._writableState.ending=!1,this._writableState.finalCalled=!1,this._writableState.prefinished=!1,this._writableState.finished=!1,this._writableState.errorEmitted=!1)},errorOrDestroy:function(stream,err){var rState=stream._readableState,wState=stream._writableState;rState&&rState.autoDestroy||wState&&wState.autoDestroy?stream.destroy(err):stream.emit("error",err)}}}).call(this)}).call(this,require("_process"))},{_process:255}],95:[function(require,module){'use strict';function once(callback){var called=!1;return function(){if(!called){called=!0;for(var _len=arguments.length,args=Array(_len),_key=0;_key<_len;_key++)args[_key]=arguments[_key];callback.apply(this,args)}}}function noop(){}function isRequest(stream){return stream.setHeader&&"function"==typeof stream.abort}function eos(stream,opts,callback){if("function"==typeof opts)return eos(stream,null,opts);opts||(opts={}),callback=once(callback||noop);var readable=opts.readable||!1!==opts.readable&&stream.readable,writable=opts.writable||!1!==opts.writable&&stream.writable,onlegacyfinish=function(){stream.writable||onfinish()},writableEnded=stream._writableState&&stream._writableState.finished,onfinish=function(){writable=!1,writableEnded=!0,readable||callback.call(stream)},readableEnded=stream._readableState&&stream._readableState.endEmitted,onend=function(){readable=!1,readableEnded=!0,writable||callback.call(stream)},onerror=function(err){callback.call(stream,err)},onclose=function(){var err;return readable&&!readableEnded?(stream._readableState&&stream._readableState.ended||(err=new ERR_STREAM_PREMATURE_CLOSE),callback.call(stream,err)):writable&&!writableEnded?(stream._writableState&&stream._writableState.ended||(err=new ERR_STREAM_PREMATURE_CLOSE),callback.call(stream,err)):void 0},onrequest=function(){stream.req.on("finish",onfinish)};return isRequest(stream)?(stream.on("complete",onfinish),stream.on("abort",onclose),stream.req?onrequest():stream.on("request",onrequest)):writable&&!stream._writableState&&(stream.on("end",onlegacyfinish),stream.on("close",onlegacyfinish)),stream.on("end",onend),stream.on("finish",onfinish),!1!==opts.error&&stream.on("error",onerror),stream.on("close",onclose),function(){stream.removeListener("complete",onfinish),stream.removeListener("abort",onclose),stream.removeListener("request",onrequest),stream.req&&stream.req.removeListener("finish",onfinish),stream.removeListener("end",onlegacyfinish),stream.removeListener("close",onlegacyfinish),stream.removeListener("finish",onfinish),stream.removeListener("end",onend),stream.removeListener("error",onerror),stream.removeListener("close",onclose)}}var ERR_STREAM_PREMATURE_CLOSE=require("../../../errors").codes.ERR_STREAM_PREMATURE_CLOSE;module.exports=eos},{"../../../errors":86}],96:[function(require,module){module.exports=function(){throw new Error("Readable.from is not available in the browser")}},{}],97:[function(require,module){'use strict';function once(callback){var called=!1;return function(){called||(called=!0,callback.apply(void 0,arguments))}}function noop(err){if(err)throw err}function isRequest(stream){return stream.setHeader&&"function"==typeof stream.abort}function destroyer(stream,reading,writing,callback){callback=once(callback);var closed=!1;stream.on("close",function(){closed=!0}),eos===void 0&&(eos=require("./end-of-stream")),eos(stream,{readable:reading,writable:writing},function(err){return err?callback(err):void(closed=!0,callback())});var destroyed=!1;return function(err){if(!closed)return destroyed?void 0:(destroyed=!0,isRequest(stream)?stream.abort():"function"==typeof stream.destroy?stream.destroy():void callback(err||new ERR_STREAM_DESTROYED("pipe")))}}function call(fn){fn()}function pipe(from,to){return from.pipe(to)}function popCallback(streams){return streams.length?"function"==typeof streams[streams.length-1]?streams.pop():noop:noop}var _require$codes=require("../../../errors").codes,ERR_MISSING_ARGS=_require$codes.ERR_MISSING_ARGS,ERR_STREAM_DESTROYED=_require$codes.ERR_STREAM_DESTROYED,eos;module.exports=function(){for(var _len=arguments.length,streams=Array(_len),_key=0;_key<_len;_key++)streams[_key]=arguments[_key];var callback=popCallback(streams);if(Array.isArray(streams[0])&&(streams=streams[0]),2>streams.length)throw new ERR_MISSING_ARGS("streams");var destroys=streams.map(function(stream,i){var reading=ihwm){var name=isDuplex?duplexKey:"highWaterMark";throw new ERR_INVALID_OPT_VALUE(name,hwm)}return _Mathfloor(hwm)}return state.objectMode?16:16384}}},{"../../../errors":86}],99:[function(require,module){module.exports=require("events").EventEmitter},{events:83}],100:[function(require,module,exports){arguments[4][27][0].apply(exports,arguments)},{dup:27}],101:[function(require,module,exports){'use strict';function uncurryThis(f){return f.call.bind(f)}function checkBoxedPrimitive(value,prototypeValueOf){if("object"!=typeof value)return!1;try{return prototypeValueOf(value),!0}catch(e){return!1}}function isMapToString(value){return"[object Map]"===ObjectToString(value)}function isSetToString(value){return"[object Set]"===ObjectToString(value)}function isWeakMapToString(value){return"[object WeakMap]"===ObjectToString(value)}function isWeakSetToString(value){return"[object WeakSet]"===ObjectToString(value)}function isArrayBufferToString(value){return"[object ArrayBuffer]"===ObjectToString(value)}function isArrayBuffer(value){return"undefined"!=typeof ArrayBuffer&&(isArrayBufferToString.working?isArrayBufferToString(value):value instanceof ArrayBuffer)}function isDataViewToString(value){return"[object DataView]"===ObjectToString(value)}function isDataView(value){return"undefined"!=typeof DataView&&(isDataViewToString.working?isDataViewToString(value):value instanceof DataView)}function isSharedArrayBufferToString(value){return"[object SharedArrayBuffer]"===ObjectToString(value)}function isSharedArrayBuffer(value){return"undefined"!=typeof SharedArrayBufferCopy&&("undefined"==typeof isSharedArrayBufferToString.working&&(isSharedArrayBufferToString.working=isSharedArrayBufferToString(new SharedArrayBufferCopy)),isSharedArrayBufferToString.working?isSharedArrayBufferToString(value):value instanceof SharedArrayBufferCopy)}function isNumberObject(value){return checkBoxedPrimitive(value,numberValue)}function isStringObject(value){return checkBoxedPrimitive(value,stringValue)}function isBooleanObject(value){return checkBoxedPrimitive(value,booleanValue)}function isBigIntObject(value){return BigIntSupported&&checkBoxedPrimitive(value,bigIntValue)}function isSymbolObject(value){return SymbolSupported&&checkBoxedPrimitive(value,symbolValue)}var isArgumentsObject=require("is-arguments"),isGeneratorFunction=require("is-generator-function"),whichTypedArray=require("which-typed-array"),isTypedArray=require("is-typed-array"),BigIntSupported="undefined"!=typeof BigInt,SymbolSupported="undefined"!=typeof Symbol,ObjectToString=uncurryThis(Object.prototype.toString),numberValue=uncurryThis(Number.prototype.valueOf),stringValue=uncurryThis(_Stringprototype.valueOf),booleanValue=uncurryThis(Boolean.prototype.valueOf);if(BigIntSupported)var bigIntValue=uncurryThis(BigInt.prototype.valueOf);if(SymbolSupported)var symbolValue=uncurryThis(Symbol.prototype.valueOf);exports.isArgumentsObject=isArgumentsObject,exports.isGeneratorFunction=isGeneratorFunction,exports.isTypedArray=isTypedArray,exports.isPromise=function(input){return"undefined"!=typeof Promise&&input instanceof Promise||null!==input&&"object"==typeof input&&"function"==typeof input.then&&"function"==typeof input.catch},exports.isArrayBufferView=function(value){return"undefined"!=typeof ArrayBuffer&&ArrayBuffer.isView?ArrayBuffer.isView(value):isTypedArray(value)||isDataView(value)},exports.isUint8Array=function(value){return"Uint8Array"===whichTypedArray(value)},exports.isUint8ClampedArray=function(value){return"Uint8ClampedArray"===whichTypedArray(value)},exports.isUint16Array=function(value){return"Uint16Array"===whichTypedArray(value)},exports.isUint32Array=function(value){return"Uint32Array"===whichTypedArray(value)},exports.isInt8Array=function(value){return"Int8Array"===whichTypedArray(value)},exports.isInt16Array=function(value){return"Int16Array"===whichTypedArray(value)},exports.isInt32Array=function(value){return"Int32Array"===whichTypedArray(value)},exports.isFloat32Array=function(value){return"Float32Array"===whichTypedArray(value)},exports.isFloat64Array=function(value){return"Float64Array"===whichTypedArray(value)},exports.isBigInt64Array=function(value){return"BigInt64Array"===whichTypedArray(value)},exports.isBigUint64Array=function(value){return"BigUint64Array"===whichTypedArray(value)},isMapToString.working="undefined"!=typeof Map&&isMapToString(new Map),exports.isMap=function(value){return"undefined"!=typeof Map&&(isMapToString.working?isMapToString(value):value instanceof Map)},isSetToString.working="undefined"!=typeof Set&&isSetToString(new Set),exports.isSet=function(value){return"undefined"!=typeof Set&&(isSetToString.working?isSetToString(value):value instanceof Set)},isWeakMapToString.working="undefined"!=typeof WeakMap&&isWeakMapToString(new WeakMap),exports.isWeakMap=function(value){return"undefined"!=typeof WeakMap&&(isWeakMapToString.working?isWeakMapToString(value):value instanceof WeakMap)},isWeakSetToString.working="undefined"!=typeof WeakSet&&isWeakSetToString(new WeakSet),exports.isWeakSet=function(value){return isWeakSetToString(value)},isArrayBufferToString.working="undefined"!=typeof ArrayBuffer&&isArrayBufferToString(new ArrayBuffer),exports.isArrayBuffer=isArrayBuffer,isDataViewToString.working="undefined"!=typeof ArrayBuffer&&"undefined"!=typeof DataView&&isDataViewToString(new DataView(new ArrayBuffer(1),0,1)),exports.isDataView=isDataView;var SharedArrayBufferCopy="undefined"==typeof SharedArrayBuffer?void 0:SharedArrayBuffer;exports.isSharedArrayBuffer=isSharedArrayBuffer,exports.isAsyncFunction=function(value){return"[object AsyncFunction]"===ObjectToString(value)},exports.isMapIterator=function(value){return"[object Map Iterator]"===ObjectToString(value)},exports.isSetIterator=function(value){return"[object Set Iterator]"===ObjectToString(value)},exports.isGeneratorObject=function(value){return"[object Generator]"===ObjectToString(value)},exports.isWebAssemblyCompiledModule=function(value){return"[object WebAssembly.Module]"===ObjectToString(value)},exports.isNumberObject=isNumberObject,exports.isStringObject=isStringObject,exports.isBooleanObject=isBooleanObject,exports.isBigIntObject=isBigIntObject,exports.isSymbolObject=isSymbolObject,exports.isBoxedPrimitive=function(value){return isNumberObject(value)||isStringObject(value)||isBooleanObject(value)||isBigIntObject(value)||isSymbolObject(value)},exports.isAnyArrayBuffer=function(value){return"undefined"!=typeof Uint8Array&&(isArrayBuffer(value)||isSharedArrayBuffer(value))},["isProxy","isExternal","isModuleNamespaceObject"].forEach(function(method){Object.defineProperty(exports,method,{enumerable:!1,value:function(){throw new Error(method+" is not supported in userland")}})})},{"is-arguments":202,"is-generator-function":205,"is-typed-array":206,"which-typed-array":346}],102:[function(require,module,exports){(function(process){(function(){function inspect(obj,opts){var ctx={seen:[],stylize:stylizeNoColor};return 3<=arguments.length&&(ctx.depth=arguments[2]),4<=arguments.length&&(ctx.colors=arguments[3]),isBoolean(opts)?ctx.showHidden=opts:opts&&exports._extend(ctx,opts),isUndefined(ctx.showHidden)&&(ctx.showHidden=!1),isUndefined(ctx.depth)&&(ctx.depth=2),isUndefined(ctx.colors)&&(ctx.colors=!1),isUndefined(ctx.customInspect)&&(ctx.customInspect=!0),ctx.colors&&(ctx.stylize=stylizeWithColor),formatValue(ctx,obj,ctx.depth)}function stylizeWithColor(str,styleType){var style=inspect.styles[styleType];return style?"\x1B["+inspect.colors[style][0]+"m"+str+"\x1B["+inspect.colors[style][1]+"m":str}function stylizeNoColor(str){return str}function arrayToHash(array){var hash={};return array.forEach(function(val){hash[val]=!0}),hash}function formatValue(ctx,value,recurseTimes){if(ctx.customInspect&&value&&isFunction(value.inspect)&&value.inspect!==exports.inspect&&!(value.constructor&&value.constructor.prototype===value)){var ret=value.inspect(recurseTimes,ctx);return isString(ret)||(ret=formatValue(ctx,ret,recurseTimes)),ret}var primitive=formatPrimitive(ctx,value);if(primitive)return primitive;var keys=Object.keys(value),visibleKeys=arrayToHash(keys);if(ctx.showHidden&&(keys=Object.getOwnPropertyNames(value)),isError(value)&&(0<=keys.indexOf("message")||0<=keys.indexOf("description")))return formatError(value);if(0===keys.length){if(isFunction(value)){var name=value.name?": "+value.name:"";return ctx.stylize("[Function"+name+"]","special")}if(isRegExp(value))return ctx.stylize(RegExp.prototype.toString.call(value),"regexp");if(isDate(value))return ctx.stylize(Date.prototype.toString.call(value),"date");if(isError(value))return formatError(value)}var base="",array=!1,braces=["{","}"];if(isArray(value)&&(array=!0,braces=["[","]"]),isFunction(value)){var n=value.name?": "+value.name:"";base=" [Function"+n+"]"}if(isRegExp(value)&&(base=" "+RegExp.prototype.toString.call(value)),isDate(value)&&(base=" "+Date.prototype.toUTCString.call(value)),isError(value)&&(base=" "+formatError(value)),0===keys.length&&(!array||0==value.length))return braces[0]+base+braces[1];if(0>recurseTimes)return isRegExp(value)?ctx.stylize(RegExp.prototype.toString.call(value),"regexp"):ctx.stylize("[Object]","special");ctx.seen.push(value);var output;return output=array?formatArray(ctx,value,recurseTimes,visibleKeys,keys):keys.map(function(key){return formatProperty(ctx,value,recurseTimes,visibleKeys,key,array)}),ctx.seen.pop(),reduceToSingleString(output,base,braces)}function formatPrimitive(ctx,value){if(isUndefined(value))return ctx.stylize("undefined","undefined");if(isString(value)){var simple="'"+JSON.stringify(value).replace(/^"|"$/g,"").replace(/'/g,"\\'").replace(/\\"/g,"\"")+"'";return ctx.stylize(simple,"string")}return isNumber(value)?ctx.stylize(""+value,"number"):isBoolean(value)?ctx.stylize(""+value,"boolean"):isNull(value)?ctx.stylize("null","null"):void 0}function formatError(value){return"["+Error.prototype.toString.call(value)+"]"}function formatArray(ctx,value,recurseTimes,visibleKeys,keys){for(var output=[],i=0,l=value.length;ictx.seen.indexOf(desc.value)?(str=isNull(recurseTimes)?formatValue(ctx,desc.value,null):formatValue(ctx,desc.value,recurseTimes-1),-1n?"0"+n.toString(10):n.toString(10)}function timestamp(){var d=new Date,time=[pad(d.getHours()),pad(d.getMinutes()),pad(d.getSeconds())].join(":");return[d.getDate(),months[d.getMonth()],time].join(" ")}function hasOwnProperty(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}function callbackifyOnRejected(reason,cb){if(!reason){var newReason=new Error("Promise was rejected with a falsy value");newReason.reason=reason,reason=newReason}return cb(reason)}var getOwnPropertyDescriptors=Object.getOwnPropertyDescriptors||function(obj){for(var keys=Object.keys(obj),descriptors={},i=0;i=len)return x;switch(x){case"%s":return args[i++]+"";case"%d":return+args[i++];case"%j":try{return JSON.stringify(args[i++])}catch(_){return"[Circular]"}default:return x;}}),x=args[i];isize)throw new RangeError("\"size\" argument must not be negative");return Buffer.allocUnsafe?Buffer.allocUnsafe(size):new Buffer(size)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],104:[function(require,module){(function(Buffer){(function(){var bufferFill=require("buffer-fill"),allocUnsafe=require("buffer-alloc-unsafe");module.exports=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("\"size\" argument must be a number");if(0>size)throw new RangeError("\"size\" argument must not be negative");if(Buffer.alloc)return Buffer.alloc(size,fill,encoding);var buffer=allocUnsafe(size);return 0===size?buffer:void 0===fill?bufferFill(buffer,0):("string"!=typeof encoding&&(encoding=void 0),bufferFill(buffer,fill,encoding))}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,"buffer-alloc-unsafe":103,"buffer-fill":105}],105:[function(require,module){(function(Buffer){(function(){function isSingleByte(val){return 1===val.length&&256>val.charCodeAt(0)}function fillWithNumber(buffer,val,start,end){if(0>start||end>buffer.length)throw new RangeError("Out of range index");return start>>>=0,end=void 0===end?buffer.length:end>>>0,end>start&&buffer.fill(val,start,end),buffer}function fillWithBuffer(buffer,val,start,end){if(0>start||end>buffer.length)throw new RangeError("Out of range index");if(end<=start)return buffer;start>>>=0,end=void 0===end?buffer.length:end>>>0;for(var pos=start,len=val.length;pos<=end-len;)val.copy(buffer,pos),pos+=len;return pos!==end&&val.copy(buffer,pos,0,end-pos),buffer}var hasFullSupport=function(){try{if(!Buffer.isEncoding("latin1"))return!1;var buf=Buffer.alloc?Buffer.alloc(4):new Buffer(4);return buf.fill("ab","ucs2"),"61006200"===buf.toString("hex")}catch(_){return!1}}();module.exports=function(buffer,val,start,end,encoding){if(hasFullSupport)return buffer.fill(val,start,end,encoding);if("number"==typeof val)return fillWithNumber(buffer,val,start,end);if("string"==typeof val){if("string"==typeof start?(encoding=start,start=0,end=buffer.length):"string"==typeof end&&(encoding=end,end=buffer.length),void 0!==encoding&&"string"!=typeof encoding)throw new TypeError("encoding must be a string");if("latin1"===encoding&&(encoding="binary"),"string"==typeof encoding&&!Buffer.isEncoding(encoding))throw new TypeError("Unknown encoding: "+encoding);if(""===val)return fillWithNumber(buffer,0,start,end);if(isSingleByte(val))return fillWithNumber(buffer,val.charCodeAt(0),start,end);val=new Buffer(val,encoding)}return Buffer.isBuffer(val)?fillWithBuffer(buffer,val,start,end):fillWithNumber(buffer,0,start,end)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],106:[function(require,module){(function(Buffer){(function(){module.exports=function(a,b){for(var length=_Mathmin(a.length,b.length),buffer=new Buffer(length),i=0;i */const LRU=require("lru"),queueMicrotask=require("queue-microtask");module.exports=class{constructor(store,opts){if(this.store=store,this.chunkLength=store.chunkLength,this.inProgressGets=new Map,!this.store||!this.store.get||!this.store.put)throw new Error("First argument must be abstract-chunk-store compliant");this.cache=new LRU(opts)}put(index,buf,cb=()=>{}){return this.cache?void(this.cache.remove(index),this.store.put(index,buf,cb)):queueMicrotask(()=>cb(new Error("CacheStore closed")))}get(index,opts,cb=()=>{}){if("function"==typeof opts)return this.get(index,null,opts);if(!this.cache)return queueMicrotask(()=>cb(new Error("CacheStore closed")));opts||(opts={});let buf=this.cache.get(index);if(buf){const offset=opts.offset||0,len=opts.length||buf.length-offset;return(0!==offset||len!==buf.length)&&(buf=buf.slice(offset,len+offset)),queueMicrotask(()=>cb(null,buf))}let waiters=this.inProgressGets.get(index);const getAlreadyStarted=!!waiters;waiters||(waiters=[],this.inProgressGets.set(index,waiters)),waiters.push({opts,cb}),getAlreadyStarted||this.store.get(index,(err,buf)=>{err||null==this.cache||this.cache.set(index,buf);const inProgressEntry=this.inProgressGets.get(index);this.inProgressGets.delete(index);for(const{opts,cb}of inProgressEntry)if(err)cb(err);else{const offset=opts.offset||0,len=opts.length||buf.length-offset;let slicedBuf=buf;(0!==offset||len!==buf.length)&&(slicedBuf=buf.slice(offset,len+offset)),cb(null,slicedBuf)}})}close(cb=()=>{}){return this.cache?void(this.cache=null,this.store.close(cb)):queueMicrotask(()=>cb(new Error("CacheStore closed")))}destroy(cb=()=>{}){return this.cache?void(this.cache=null,this.store.destroy(cb)):queueMicrotask(()=>cb(new Error("CacheStore closed")))}}},{lru:217,"queue-microtask":268}],109:[function(require,module){'use strict';var GetIntrinsic=require("get-intrinsic"),callBind=require("./"),$indexOf=callBind(GetIntrinsic("String.prototype.indexOf"));module.exports=function(name,allowMissing){var intrinsic=GetIntrinsic(name,!!allowMissing);return"function"==typeof intrinsic&&-1<$indexOf(name,".prototype.")?callBind(intrinsic):intrinsic}},{"./":110,"get-intrinsic":170}],110:[function(require,module){'use strict';var bind=require("function-bind"),GetIntrinsic=require("get-intrinsic"),$apply=GetIntrinsic("%Function.prototype.apply%"),$call=GetIntrinsic("%Function.prototype.call%"),$reflectApply=GetIntrinsic("%Reflect.apply%",!0)||bind.call($call,$apply),$gOPD=GetIntrinsic("%Object.getOwnPropertyDescriptor%",!0),$defineProperty=GetIntrinsic("%Object.defineProperty%",!0),$max=GetIntrinsic("%Math.max%");if($defineProperty)try{$defineProperty({},"a",{value:1})}catch(e){$defineProperty=null}module.exports=function(originalFunction){var func=$reflectApply(bind,$call,arguments);if($gOPD&&$defineProperty){var desc=$gOPD(func,"length");desc.configurable&&$defineProperty(func,"length",{value:1+$max(0,originalFunction.length-(arguments.length-1))})}return func};var applyBind=function(){return $reflectApply(bind,$apply,arguments)};$defineProperty?$defineProperty(module.exports,"apply",{value:applyBind}):module.exports.apply=applyBind},{"function-bind":168,"get-intrinsic":170}],111:[function(require,module,exports){(function(Buffer){(function(){function onReceive(info){info.socketId in sockets?sockets[info.socketId]._onReceive(info):console.error("Unknown socket id: "+info.socketId)}function onReceiveError(info){info.socketId in sockets?sockets[info.socketId]._onReceiveError(info.resultCode):console.error("Unknown socket id: "+info.socketId)}function Socket(options,listener){var self=this;if(EventEmitter.call(self),"string"==typeof options&&(options={type:options}),"udp4"!==options.type)throw new Error("Bad socket type specified. Valid types are: udp4");"function"==typeof listener&&self.on("message",listener),self._destroyed=!1,self._bindState=0,self._bindTasks=[]}function sliceBuffer(buffer,offset,length){if("string"==typeof buffer)buffer=Buffer.from(buffer);else if(!(buffer instanceof Buffer))throw new TypeError("First argument must be a buffer or string");offset>>>=0,length>>>=0;var buf=buffer.buffer;return(buffer.byteOffset||buffer.byteLength!==buf.byteLength)&&(buf=buf.slice(buffer.byteOffset,buffer.byteOffset+buffer.byteLength)),(offset||length!==buffer.length)&&(buf=buf.slice(offset,length)),Buffer.from(buf)}function fixBufferList(list){for(var newlist=Array(list.length),i=0,l=list.length,buf;iresult?void self.emit("error",new Error("Socket "+self.id+" failed to bind. "+chrome.runtime.lastError.message)):void chrome.sockets.udp.getInfo(self.id,function(socketInfo){return socketInfo.localPort&&socketInfo.localAddress?void(self._port=socketInfo.localPort,self._address=socketInfo.localAddress,self._bindState=BIND_STATE_BOUND,self.emit("listening"),self._bindTasks.map(function(t){t.callback()})):void self.emit("error",new Error("Cannot get local port/address for Socket "+self.id))})})})})},Socket.prototype._onReceive=function(info){var self=this,buf=Buffer.from(new Uint8Array(info.data)),rinfo={address:info.remoteAddress,family:"IPv4",port:info.remotePort,size:buf.length};self.emit("message",buf,rinfo)},Socket.prototype._onReceiveError=function(resultCode){var self=this;self.emit("error",new Error("Socket "+self.id+" receive error "+resultCode))},Socket.prototype.send=function(buffer,offset,length,port,address,callback){var self=this,list;if(address||port&&"function"!=typeof port?buffer=sliceBuffer(buffer,offset,length):(callback=port,port=offset,address=length),!Array.isArray(buffer)){if("string"==typeof buffer)list=[Buffer.from(buffer)];else if(!(buffer instanceof Buffer))throw new TypeError("First argument must be a buffer or a string");else list=[buffer];}else if(!(list=fixBufferList(buffer)))throw new TypeError("Buffer list arguments must be buffers or strings");if(port>>>=0,0===port||65535 0 and < 65536");if("function"!=typeof callback&&(callback=function(){}),self._bindState===BIND_STATE_UNBOUND&&self.bind(0),self._bindState!==BIND_STATE_BOUND)return self._sendQueue||(self._sendQueue=[],self.once("listening",function(){for(var i=0;isendInfo.resultCode){var err=new Error("Socket "+self.id+" send error "+sendInfo.resultCode);callback(err),self.emit("error",err)}else callback(null)})},Socket.prototype.close=function(){var self=this;self._destroyed||(delete sockets[self.id],chrome.sockets.udp.close(self.id),self._destroyed=!0,self.emit("close"))},Socket.prototype.address=function(){var self=this;return{address:self._address,port:self._port,family:"IPv4"}},Socket.prototype.setBroadcast=function(){},Socket.prototype.setTTL=function(){},Socket.prototype.setMulticastTTL=function(ttl,callback){function setMulticastTTL(callback){chrome.sockets.udp.setMulticastTimeToLive(self.id,ttl,callback)}var self=this;callback||(callback=function(){}),self._bindState===BIND_STATE_BOUND?setMulticastTTL(callback):self._bindTasks.push({fn:setMulticastTTL,callback})},Socket.prototype.setMulticastLoopback=function(flag,callback){function setMulticastLoopback(callback){chrome.sockets.udp.setMulticastLoopbackMode(self.id,flag,callback)}var self=this;callback||(callback=function(){}),self._bindState===BIND_STATE_BOUND?setMulticastLoopback(callback):self._bindTasks.push({fn:setMulticastLoopback,callback})},Socket.prototype.addMembership=function(multicastAddress,multicastInterface,callback){var self=this;callback||(callback=function(){}),chrome.sockets.udp.joinGroup(self.id,multicastAddress,callback)},Socket.prototype.dropMembership=function(multicastAddress,multicastInterface,callback){var self=this;callback||(callback=function(){}),chrome.sockets.udp.leaveGroup(self.id,multicastAddress,callback)},Socket.prototype.unref=function(){},Socket.prototype.ref=function(){}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,events:83,inherits:200,"run-series":297}],112:[function(require,module,exports){function lookup(hostname,opts,cb){return"function"==typeof opts?lookup(hostname,null,opts):void chrome.dns.resolve(hostname,resolveInfo=>{if(0!==resolveInfo.resultCode)return cb(new Error("DNS lookup error: "+chrome.runtime.lastError.message));const address=resolveInfo.address,ipVersion=isIPv4(address)?4:isIPv6(address)?6:0;cb(null,address,ipVersion)})}const{isIPv4,isIPv6}=require("chrome-net");exports.lookup=lookup},{"chrome-net":113}],113:[function(require,module,exports){(function(process){(function(){/*! chrome-net. MIT License. Feross Aboukhadijeh */'use strict';function onAccept(info){info.socketId in servers?servers[info.socketId]._onAccept(info.clientSocketId):console.error("Unknown server socket id: "+info.socketId)}function onAcceptError(info){info.socketId in servers?servers[info.socketId]._onAcceptError(info.resultCode):console.error("Unknown server socket id: "+info.socketId)}function onReceive(info){info.socketId in sockets?sockets[info.socketId]._onReceive(info.data):console.error("Unknown socket id: "+info.socketId)}function onReceiveError(info){if(info.socketId in sockets)sockets[info.socketId]._onReceiveError(info.resultCode);else{if(-100===info.resultCode)return;console.error("Unknown socket id: "+info.socketId)}}function Server(options,connectionListener){if(!(this instanceof Server))return new Server(options,connectionListener);if(EventEmitter.call(this),"function"==typeof options)connectionListener=options,options={},this.on("connection",connectionListener);else if(null==options||"object"==typeof options)options=options||{},"function"==typeof connectionListener&&this.on("connection",connectionListener);else throw new TypeError("options must be an object");this._connections=0,Object.defineProperty(this,"connections",{get:deprecate(()=>this._connections,"Server.connections property is deprecated. Use Server.getConnections method instead."),set:deprecate(val=>this._connections=val,"Server.connections property is deprecated."),configurable:!0,enumerable:!1}),this.id=null,this.connecting=!1,this.allowHalfOpen=options.allowHalfOpen||!1,this.pauseOnConnect=!!options.pauseOnConnect,this._address=null,this._host=null,this._port=null,this._backlog=null}function emitCloseNT(self){self.id||self.connecting||self._connections||self.emit("close")}function Socket(options){if(!(this instanceof Socket))return new Socket(options);if("number"==typeof options?options={fd:options}:void 0===options&&(options={}),options.handle)throw new Error("handle is not supported in Chrome Apps.");else if(void 0!==options.fd)throw new Error("fd is not supported in Chrome Apps.");options.decodeStrings=!0,options.objectMode=!1,stream.Duplex.call(this,options),this.destroyed=!1,this._hadError=!1,this.id=null,this._parent=null,this._host=null,this._port=null,this._pendingData=null,this.ondata=null,this.onend=null,this._init(),this._reset(),this.allowHalfOpen=options.allowHalfOpen||!1,this.on("finish",this.destroy),options.server&&(this.server=this._server=options.server,this.id=options.id,sockets[this.id]=this,options.pauseOnCreate&&(this._readableState.flowing=!1),this.connecting=!0,this.writable=!0,this._onConnect())}function normalizeConnectArgs(args){var options={};if(null!==args[0]&&"object"==typeof args[0])options=args[0];else if(isPipeName(args[0]))throw new Error("Pipes are not supported in Chrome Apps.");else options.port=args[0],"string"==typeof args[1]&&(options.host=args[1]);var cb=args[args.length-1];return"function"==typeof cb?[options,cb]:[options]}function toNumber(x){return!!(0<=(x=+x))&&x}function isPipeName(s){return"string"==typeof s&&!1===toNumber(s)}function isLegalPort(port){return("number"==typeof port||"string"==typeof port)&&("string"!=typeof port||0!==port.trim().length)&&+port==+port>>>0&&65535>=port}function assertPort(port){if("undefined"!=typeof port&&!isLegalPort(port))throw new RangeError("\"port\" argument must be >= 0 and < 65536")}function ignoreLastError(){void chrome.runtime.lastError}function chromeCallbackWrap(callback){return()=>{var error;chrome.runtime.lastError&&(console.error(chrome.runtime.lastError.message),error=new Error(chrome.runtime.lastError.message)),callback&&callback(error)}}function emitErrorNT(self,err){self.emit("error",err)}function errnoException(err,syscall,details){var uvCode=errorChromeToUv[err]||"UNKNOWN",message=syscall+" "+err+" "+details;chrome.runtime.lastError&&(message+=" "+chrome.runtime.lastError.message),message+=" (mapped uv code: "+uvCode+")";var e=new Error(message);return e.code=e.errno=uvCode,e.syscall=syscall,e}function exceptionWithHostPort(err,syscall,address,port,additional){var details;details=port&&0{if(!this.connecting||this.id)return ignoreLastError(),void chrome.sockets.tcpServer.close(createInfo.socketId);if(chrome.runtime.lastError)return void this.emit("error",new Error(chrome.runtime.lastError.message));var socketId=this.id=createInfo.socketId;servers[this.id]=this;var listen=()=>chrome.sockets.tcpServer.listen(this.id,this._host,this._port,this._backlog,result=>this.id===socketId?0!==result&&isAny6?(ignoreLastError(),this._host="0.0.0.0",isAny6=!1,listen()):void this._onListen(result):void ignoreLastError());listen()}),this},Server.prototype._onListen=function(result){if(this.connecting=!1,0===result){var idBefore=this.id;chrome.sockets.tcpServer.getInfo(this.id,info=>this.id===idBefore?chrome.runtime.lastError?void this._onListen(-2):void(this._address={port:info.localPort,family:info.localAddress&&-1!==info.localAddress.indexOf(":")?"IPv6":"IPv4",address:info.localAddress},this.emit("listening")):void ignoreLastError())}else this.emit("error",exceptionWithHostPort(result,"listen",this._host,this._port)),this.id&&(chrome.sockets.tcpServer.close(this.id),delete servers[this.id],this.id=null)},Server.prototype._onAccept=function(clientSocketId){if(this.maxConnections&&this._connections>=this.maxConnections)return chrome.sockets.tcp.close(clientSocketId),void console.warn("Rejected connection - hit `maxConnections` limit");this._connections+=1;var acceptedSocket=new Socket({server:this,id:clientSocketId,allowHalfOpen:this.allowHalfOpen,pauseOnCreate:this.pauseOnConnect});acceptedSocket.on("connect",()=>this.emit("connection",acceptedSocket))},Server.prototype._onAcceptError=function(resultCode){this.emit("error",errnoException(resultCode,"accept")),this.close()},Server.prototype.close=function(callback){return"function"==typeof callback&&(this.id?this.once("close",callback):this.once("close",()=>callback(new Error("Not running")))),this.id&&(chrome.sockets.tcpServer.close(this.id),delete servers[this.id],this.id=null),this._address=null,this.connecting=!1,this._emitCloseIfDrained(),this},Server.prototype._emitCloseIfDrained=function(){this.id||this.connecting||this._connections||process.nextTick(emitCloseNT,this)},Object.defineProperty(Server.prototype,"listening",{get:function(){return!!this._address},configurable:!0,enumerable:!0}),Server.prototype.address=function(){return this._address},Server.prototype.unref=Server.prototype.ref=function(){return this},Server.prototype.getConnections=function(callback){process.nextTick(callback,null,this._connections)},inherits(Socket,stream.Duplex),exports.Socket=Socket,Socket.prototype._init=function(){this.bytesRead=0,this._bytesDispatched=0,this.server=null,this._server=null},Socket.prototype._reset=function(){this.remoteAddress=this.remotePort=this.localAddress=this.localPort=null,this.remoteFamily="IPv4",this.readable=this.writable=!1,this.connecting=!1},Socket.prototype.connect=function(){const argsLen=arguments.length;for(var args=Array(argsLen),i=0;i= 0 and < 65536: "+this._port)}return this._port|=0,this._init(),this._unrefTimer(),"function"==typeof cb&&this.once("connect",cb),chrome.sockets.tcp.create(createInfo=>!this.connecting||this.id?(ignoreLastError(),void chrome.sockets.tcp.close(createInfo.socketId)):chrome.runtime.lastError?void this.destroy(new Error(chrome.runtime.lastError.message)):void(this.id=createInfo.socketId,sockets[this.id]=this,chrome.sockets.tcp.setPaused(this.id,!0),chrome.sockets.tcp.connect(this.id,this._host,this._port,result=>this.id===createInfo.socketId?0===result?void(this._unrefTimer(),this._onConnect()):void this.destroy(exceptionWithHostPort(result,"connect",this._host,this._port)):void ignoreLastError()))),this},Socket.prototype._onConnect=function(){var idBefore=this.id;chrome.sockets.tcp.getInfo(this.id,result=>this.id===idBefore?chrome.runtime.lastError?void this.destroy(new Error(chrome.runtime.lastError.message)):void(this.remoteAddress=result.peerAddress,this.remoteFamily=result.peerAddress&&-1!==result.peerAddress.indexOf(":")?"IPv6":"IPv4",this.remotePort=result.peerPort,this.localAddress=result.localAddress,this.localPort=result.localPort,this.connecting=!1,this.readable=!0,this.emit("connect"),!this.isPaused()&&this.read(0)):void ignoreLastError())},Object.defineProperty(Socket.prototype,"bufferSize",{get:function(){if(this.id){var bytes=this._writableState.length;return this._pendingData&&(bytes+=this._pendingData.length),bytes}}}),Socket.prototype.end=function(data,encoding){stream.Duplex.prototype.end.call(this,data,encoding),this.writable=!1},Socket.prototype._write=function(chunk,encoding,callback){if(callback||(callback=()=>{}),this.connecting)return this._pendingData=chunk,void this.once("connect",()=>this._write(chunk,encoding,callback));if(this._pendingData=null,!this.id)return void callback(new Error("This socket is closed"));var buffer=chunk.buffer;chunk.byteLength!==buffer.byteLength&&(buffer=buffer.slice(chunk.byteOffset,chunk.byteOffset+chunk.byteLength));var idBefore=this.id;chrome.sockets.tcp.send(this.id,buffer,sendInfo=>this.id===idBefore?void(0>sendInfo.resultCode?this._destroy(exceptionWithHostPort(sendInfo.resultCode,"write",this.remoteAddress,this.remotePort),callback):(this._unrefTimer(),callback(null))):void ignoreLastError()),this._bytesDispatched+=chunk.length},Socket.prototype._read=function(bufferSize){if(this.connecting||!this.id)return void this.once("connect",()=>this._read(bufferSize));chrome.sockets.tcp.setPaused(this.id,!1);var idBefore=this.id;chrome.sockets.tcp.getInfo(this.id,result=>this.id===idBefore?void((chrome.runtime.lastError||!result.connected)&&this._onReceiveError(-15)):void ignoreLastError())},Socket.prototype._onReceive=function(data){var buffer=Buffer.from(data),offset=this.bytesRead;this.bytesRead+=buffer.length,this._unrefTimer(),this.ondata&&(console.error("socket.ondata = func is non-standard, use socket.on('data', func)"),this.ondata(buffer,offset,this.bytesRead)),this.push(buffer)||chrome.sockets.tcp.setPaused(this.id,!0)},Socket.prototype._onReceiveError=function(resultCode){-100===resultCode?(this.onend&&(console.error("socket.onend = func is non-standard, use socket.on('end', func)"),this.once("end",this.onend)),this.push(null),this.destroy()):0>resultCode&&this.destroy(errnoException(resultCode,"read"))},function(name,callback){Object.defineProperty(Socket.prototype,name,{configurable:!1,enumerable:!0,get:callback})}("bytesWritten",function(){if(this.id)return this._bytesDispatched+this.bufferSize}),Socket.prototype.destroy=function(exception){this._destroy(exception)},Socket.prototype._destroy=function(exception,cb){var fireErrorCallbacks=()=>{cb&&cb(exception),exception&&!this._writableState.errorEmitted&&(process.nextTick(emitErrorNT,this,exception),this._writableState.errorEmitted=!0)};if(this.destroyed)return void fireErrorCallbacks();this._server&&(this._server._connections-=1,this._server._emitCloseIfDrained&&this._server._emitCloseIfDrained()),this._reset();for(var s=this;null!==s;s=s._parent)timers.unenroll(s);this.destroyed=!0,this.id&&(delete sockets[this.id],chrome.sockets.tcp.close(this.id,()=>{this.destroyed&&this.emit("close",!!exception)}),this.id=null),fireErrorCallbacks()},Socket.prototype.destroySoon=function(){this.writable&&this.end(),this._writableState.finished&&this.destroy()},Socket.prototype.setTimeout=function(timeout,callback){return 0===timeout?(timers.unenroll(this),callback&&this.removeListener("timeout",callback)):(timers.enroll(this,timeout),timers._unrefActive(this),callback&&this.once("timeout",callback)),this},Socket.prototype._onTimeout=function(){this.emit("timeout")},Socket.prototype._unrefTimer=function(){for(var s=this;null!==s;s=s._parent)timers._unrefActive(s)},Socket.prototype.setNoDelay=function(noDelay,callback){return this.id?(noDelay=void 0===noDelay||!!noDelay,chrome.sockets.tcp.setNoDelay(this.id,noDelay,chromeCallbackWrap(callback)),this):(this.once("connect",()=>this.setNoDelay(noDelay,callback)),this)},Socket.prototype.setKeepAlive=function(enable,initialDelay,callback){return this.id?(chrome.sockets.tcp.setKeepAlive(this.id,!!enable,~~(initialDelay/1e3),chromeCallbackWrap(callback)),this):(this.once("connect",()=>this.setKeepAlive(enable,initialDelay,callback)),this)},Socket.prototype.address=function(){return{address:this.localAddress,port:this.localPort,family:this.localAddress&&-1!==this.localAddress.indexOf(":")?"IPv6":"IPv4"}},Object.defineProperty(Socket.prototype,"_connecting",{get:function(){return this.connecting}}),Object.defineProperty(Socket.prototype,"readyState",{get:function(){return this.connecting?"opening":this.readable&&this.writable?"open":"closed"}}),Socket.prototype.unref=Socket.prototype.ref=function(){return this};var IPv4Regex=/^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/,IPv6Regex=/^(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]).){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]).){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))$/;exports.isIPv4=IPv4Regex.test.bind(IPv4Regex),exports.isIPv6=IPv6Regex.test.bind(IPv6Regex),exports.isIP=function(ip){return exports.isIPv4(ip)?4:exports.isIPv6(ip)?6:0};var errorChromeToUv={"-10":"EACCES","-22":"EACCES","-138":"EACCES","-147":"EADDRINUSE","-108":"EADDRNOTAVAIL","-103":"ECONNABORTED","-102":"ECONNREFUSED","-101":"ECONNRESET","-16":"EEXIST","-8":"EFBIG","-109":"EHOSTUNREACH","-4":"EINVAL","-23":"EISCONN","-6":"ENOENT","-13":"ENOMEM","-106":"ENONET","-18":"ENOSPC","-11":"ENOSYS","-15":"ENOTCONN","-105":"ENOTFOUND","-118":"ETIMEDOUT","-100":"EOF"}}).call(this)}).call(this,require("_process"))},{_process:255,buffer:82,events:83,inherits:200,stream:85,timers:332,util:102}],114:[function(require,module){const BlockStream=require("block-stream2"),stream=require("readable-stream");class ChunkStoreWriteStream extends stream.Writable{constructor(store,chunkLength,opts={}){if(super(opts),!store||!store.put||!store.get)throw new Error("First argument must be an abstract-chunk-store compliant store");if(chunkLength=+chunkLength,!chunkLength)throw new Error("Second argument must be a chunk length");const zeroPadding=void 0!==opts.zeroPadding&&opts.zeroPadding;this._blockstream=new BlockStream(chunkLength,{...opts,zeroPadding}),this._outstandingPuts=0,this._storeMaxOutstandingPuts=opts.storeMaxOutstandingPuts||16;let index=0;const onData=chunk=>{this.destroyed||(this._outstandingPuts+=1,this._outstandingPuts>=this._storeMaxOutstandingPuts&&this._blockstream.pause(),store.put(index,chunk,err=>err?this.destroy(err):void(this._outstandingPuts-=1,this._outstandingPuts{this.destroy(err)})}_write(chunk,encoding,callback){this._blockstream.write(chunk,encoding,callback)}_final(cb){this._blockstream.end(),this._blockstream.once("end",()=>{0===this._outstandingPuts?cb(null):this._finalCb=cb})}destroy(err){this.destroyed||(this.destroyed=!0,err&&this.emit("error",err),this.emit("close"))}}module.exports=ChunkStoreWriteStream},{"block-stream2":50,"readable-stream":290}],115:[function(require,module){function CipherBase(hashMode){Transform.call(this),this.hashMode="string"==typeof hashMode,this.hashMode?this[hashMode]=this._finalOrDigest:this.final=this._finalOrDigest,this._final&&(this.__final=this._final,this._final=null),this._decoder=null,this._encoding=null}var Buffer=require("safe-buffer").Buffer,Transform=require("stream").Transform,StringDecoder=require("string_decoder").StringDecoder,inherits=require("inherits");inherits(CipherBase,Transform),CipherBase.prototype.update=function(data,inputEnc,outputEnc){"string"==typeof data&&(data=Buffer.from(data,inputEnc));var outData=this._update(data);return this.hashMode?this:(outputEnc&&(outData=this._toString(outData,outputEnc)),outData)},CipherBase.prototype.setAutoPadding=function(){},CipherBase.prototype.getAuthTag=function(){throw new Error("trying to get auth tag in unsupported state")},CipherBase.prototype.setAuthTag=function(){throw new Error("trying to set auth tag in unsupported state")},CipherBase.prototype.setAAD=function(){throw new Error("trying to set aad in unsupported state")},CipherBase.prototype._transform=function(data,_,next){var err;try{this.hashMode?this._update(data):this.push(this._update(data))}catch(e){err=e}finally{next(err)}},CipherBase.prototype._flush=function(done){var err;try{this.push(this.__final())}catch(e){err=e}done(err)},CipherBase.prototype._finalOrDigest=function(outputEnc){var outData=this.__final()||Buffer.alloc(0);return outputEnc&&(outData=this._toString(outData,outputEnc,!0)),outData},CipherBase.prototype._toString=function(value,enc,fin){if(this._decoder||(this._decoder=new StringDecoder(enc),this._encoding=enc),this._encoding!==enc)throw new Error("can't switch encodings");var out=this._decoder.write(value);return fin&&(out+=this._decoder.end()),out},module.exports=CipherBase},{inherits:200,"safe-buffer":299,stream:85,string_decoder:329}],116:[function(require,module){(function(Buffer){(function(){var clone=function(){'use strict';function clone(parent,circular,depth,prototype){function _clone(parent,depth){if(null===parent)return null;if(0==depth)return parent;var child,proto;if("object"!=typeof parent)return parent;if(clone.__isArray(parent))child=[];else if(clone.__isRegExp(parent))child=new RegExp(parent.source,__getRegExpFlags(parent)),parent.lastIndex&&(child.lastIndex=parent.lastIndex);else if(clone.__isDate(parent))child=new Date(parent.getTime());else{if(useBuffer&&Buffer.isBuffer(parent))return child=Buffer.allocUnsafe?Buffer.allocUnsafe(parent.length):new Buffer(parent.length),parent.copy(child),child;"undefined"==typeof prototype?(proto=Object.getPrototypeOf(parent),child=Object.create(proto)):(child=Object.create(prototype),proto=prototype)}if(circular){var index=allParents.indexOf(parent);if(-1!=index)return allChildren[index];allParents.push(parent),allChildren.push(child)}for(var i in parent){var attrs;(proto&&(attrs=Object.getOwnPropertyDescriptor(proto,i)),!(attrs&&null==attrs.set))&&(child[i]=_clone(parent[i],depth-1))}return child}var filter;"object"==typeof circular&&(depth=circular.depth,prototype=circular.prototype,filter=circular.filter,circular=circular.circular);var allParents=[],allChildren=[],useBuffer="undefined"!=typeof Buffer;return"undefined"==typeof circular&&(circular=!0),"undefined"==typeof depth&&(depth=1/0),_clone(parent,depth)}function __objToStr(o){return Object.prototype.toString.call(o)}function __getRegExpFlags(re){var flags="";return re.global&&(flags+="g"),re.ignoreCase&&(flags+="i"),re.multiline&&(flags+="m"),flags}return clone.clonePrototype=function(parent){if(null===parent)return null;var c=function(){};return c.prototype=parent,new c},clone.__objToStr=__objToStr,clone.__isDate=function(o){return"object"==typeof o&&"[object Date]"===__objToStr(o)},clone.__isArray=function(o){return"object"==typeof o&&"[object Array]"===__objToStr(o)},clone.__isRegExp=function(o){return"object"==typeof o&&"[object RegExp]"===__objToStr(o)},(clone.__getRegExpFlags=__getRegExpFlags,clone)}();"object"==typeof module&&module.exports&&(module.exports=clone)}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],117:[function(require,module){var ipaddr=require("ipaddr.js"),compact2string=function(buf){switch(buf.length){case 6:return buf[0]+"."+buf[1]+"."+buf[2]+"."+buf[3]+":"+buf.readUInt16BE(4);break;case 18:for(var hexGroups=[],i=0;8>i;i++)hexGroups.push(buf.readUInt16BE(2*i).toString(16));var host=ipaddr.parse(hexGroups.join(":")).toString();return"["+host+"]:"+buf.readUInt16BE(16);default:throw new Error("Invalid Compact IP/PORT, It should contain 6 or 18 bytes");}};compact2string.multi=function(buf){if(0!=buf.length%6)throw new Error("buf length isn't multiple of compact IP/PORTs (6 bytes)");for(var output=[],i=0;i<=buf.length-1;i+=6)output.push(compact2string(buf.slice(i,i+6)));return output},compact2string.multi6=function(buf){if(0!=buf.length%18)throw new Error("buf length isn't multiple of compact IP6/PORTs (18 bytes)");for(var output=[],i=0;i<=buf.length-1;i+=18)output.push(compact2string(buf.slice(i,i+18)));return output},module.exports=compact2string},{"ipaddr.js":201}],118:[function(require,module){module.exports=function cpus(){for(var num=navigator.hardwareConcurrency||1,cpus=[],i=0;iblocksize){var hash="rmd160"===alg?new RIPEMD160:sha(alg);key=hash.update(key).digest()}else key.length64?key=alg(key):key.length<64&&(key=Buffer.concat([key,ZEROS],64));for(var ipad=this._ipad=Buffer.allocUnsafe(64),opad=this._opad=Buffer.allocUnsafe(64),i=0;i<64;i++)ipad[i]=54^key[i],opad[i]=92^key[i];this._hash=[ipad]}var inherits=require("inherits"),Buffer=require("safe-buffer").Buffer,Base=require("cipher-base"),ZEROS=Buffer.alloc(128);inherits(Hmac,Base),Hmac.prototype._update=function(data){this._hash.push(data)},Hmac.prototype._final=function(){var h=this._alg(Buffer.concat(this._hash));return this._alg(Buffer.concat([this._opad,h]))},module.exports=Hmac},{"cipher-base":115,inherits:200,"safe-buffer":299}],125:[function(require,module){(function(Buffer){(function(){function _parseInput(input,opts,cb){function processInput(){parallel(input.map(item=>cb=>{const file={};if(isBlob(item))file.getStream=getBlobStream(item),file.length=item.size;else if(Buffer.isBuffer(item))file.getStream=getBufferStream(item),file.length=item.length;else if(isReadable(item))file.getStream=getStreamStream(item,file),file.length=0;else{if("string"==typeof item){if("function"!=typeof getFiles)throw new Error("filesystem paths do not work in the browser");const keepRoot=1err?cb(err):void(files=files.flat(),cb(null,files,isSingleFileTorrent)))}if(isFileList(input)&&(input=Array.from(input)),Array.isArray(input)||(input=[input]),0===input.length)throw new Error("invalid input type");input.forEach(item=>{if(null==item)throw new Error(`invalid input type: ${item}`)}),input=input.map(item=>isBlob(item)&&"string"==typeof item.path&&"function"==typeof getFiles?item.path:item),1!==input.length||"string"==typeof input[0]||input[0].name||(input[0].name=opts.name);let commonPrefix=null;input.forEach((item,i)=>{if("string"==typeof item)return;let path=item.fullPath||item.name;path||(path=`Unknown File ${i+1}`,item.unknownName=!0),item.path=path.split("/"),item.path[0]||item.path.shift(),2>item.path.length?commonPrefix=null:0===i&&1"string"==typeof item||!isJunkPath(item.path))),commonPrefix&&input.forEach(item=>{const pathless=(Buffer.isBuffer(item)||isReadable(item))&&!item.path;"string"==typeof item||pathless||item.path.shift()}),!opts.name&&commonPrefix&&(opts.name=commonPrefix),opts.name||input.some(item=>"string"==typeof item?(opts.name=corePath.basename(item),!0):!item.unknownName&&(opts.name=item.path[item.path.length-1],!0)),opts.name||(opts.name=`Unnamed Torrent ${Date.now()}`);const numPaths=input.reduce((sum,item)=>sum+ +("string"==typeof item),0);let isSingleFileTorrent=1===input.length;if(1===input.length&&"string"==typeof input[0]){if("function"!=typeof getFiles)throw new Error("filesystem paths do not work in the browser");isFile(input[0],(err,pathIsFile)=>err?cb(err):void(isSingleFileTorrent=pathIsFile,processInput()))}else queueMicrotask(processInput)}function getPieceList(files,pieceLength,estimatedTorrentLength,opts,cb){function onData(chunk){length+=chunk.length;const i=pieceNum;sha1(chunk,hash=>{pieces[i]=hash,remainingHashes-=1,remainingHashes=MAX_OUTSTANDING_HASHES&&blockstream.pause(),pieceNum+=1}function onEnd(){ended=!0,maybeDone()}function onError(err){cleanup(),cb(err)}function cleanup(){multistream.removeListener("error",onError),blockstream.removeListener("data",onData),blockstream.removeListener("end",onEnd),blockstream.removeListener("error",onError)}function maybeDone(){ended&&0===remainingHashes&&(cleanup(),cb(null,Buffer.from(pieces.join(""),"hex"),length))}cb=once(cb);const pieces=[];let length=0,hashedLength=0;const streams=files.map(file=>file.getStream);let remainingHashes=0,pieceNum=0,ended=!1;const multistream=new MultiStream(streams),blockstream=new BlockStream(pieceLength,{zeroPadding:!1});multistream.on("error",onError),multistream.pipe(blockstream).on("data",onData).on("end",onEnd).on("error",onError)}function onFiles(files,opts,cb){let announceList=opts.announceList;announceList||("string"==typeof opts.announce?announceList=[[opts.announce]]:Array.isArray(opts.announce)&&(announceList=opts.announce.map(u=>[u]))),announceList||(announceList=[]),globalThis.WEBTORRENT_ANNOUNCE&&("string"==typeof globalThis.WEBTORRENT_ANNOUNCE?announceList.push([[globalThis.WEBTORRENT_ANNOUNCE]]):Array.isArray(globalThis.WEBTORRENT_ANNOUNCE)&&(announceList=announceList.concat(globalThis.WEBTORRENT_ANNOUNCE.map(u=>[u])))),opts.announce===void 0&&opts.announceList===void 0&&(announceList=announceList.concat(module.exports.announceList)),"string"==typeof opts.urlList&&(opts.urlList=[opts.urlList]);const torrent={info:{name:opts.name},"creation date":_Mathceil((+opts.creationDate||Date.now())/1e3),encoding:"UTF-8"};0!==announceList.length&&(torrent.announce=announceList[0][0],torrent["announce-list"]=announceList),opts.comment!==void 0&&(torrent.comment=opts.comment),opts.createdBy!==void 0&&(torrent["created by"]=opts.createdBy),opts.private!==void 0&&(torrent.info.private=+opts.private),opts.info!==void 0&&Object.assign(torrent.info,opts.info),opts.sslCert!==void 0&&(torrent.info["ssl-cert"]=opts.sslCert),opts.urlList!==void 0&&(torrent["url-list"]=opts.urlList);const estimatedTorrentLength=files.reduce(sumLength,0),pieceLength=opts.pieceLength||calcPieceLength(estimatedTorrentLength);torrent.info["piece length"]=pieceLength,getPieceList(files,pieceLength,estimatedTorrentLength,opts,(err,pieces,torrentLength)=>err?cb(err):void(torrent.info.pieces=pieces,files.forEach(file=>{delete file.getStream}),opts.singleFileTorrent?torrent.info.length=torrentLength:torrent.info.files=files,cb(null,bencode.encode(torrent))))}function isJunkPath(path){const filename=path[path.length-1];return"."===filename[0]&&junk.is(filename)}function sumLength(sum,file){return sum+file.length}function isBlob(obj){return"undefined"!=typeof Blob&&obj instanceof Blob}function isFileList(obj){return"undefined"!=typeof FileList&&obj instanceof FileList}function isReadable(obj){return"object"==typeof obj&&null!=obj&&"function"==typeof obj.pipe}function getBlobStream(file){return()=>new FileReadStream(file)}function getBufferStream(buffer){return()=>{const s=new stream.PassThrough;return s.end(buffer),s}}function getStreamStream(readable,file){return()=>{const counter=new stream.Transform;return counter._transform=function(buf,enc,done){file.length+=buf.length,this.push(buf),done()},readable.pipe(counter),counter}}/*! create-torrent. MIT License. WebTorrent LLC */const bencode=require("bencode"),BlockStream=require("block-stream2"),calcPieceLength=require("piece-length"),corePath=require("path"),FileReadStream=require("filestream/read"),isFile=require("is-file"),junk=require("junk"),MultiStream=require("multistream"),once=require("once"),parallel=require("run-parallel"),queueMicrotask=require("queue-microtask"),sha1=require("simple-sha1"),stream=require("readable-stream"),getFiles=require("./get-files"),MAX_OUTSTANDING_HASHES=5;module.exports=function(input,opts,cb){"function"==typeof opts&&([opts,cb]=[cb,opts]),opts=opts?Object.assign({},opts):{},_parseInput(input,opts,(err,files,singleFileTorrent)=>err?cb(err):void(opts.singleFileTorrent=singleFileTorrent,onFiles(files,opts,cb)))},module.exports.parseInput=function(input,opts,cb){"function"==typeof opts&&([opts,cb]=[cb,opts]),opts=opts?Object.assign({},opts):{},_parseInput(input,opts,cb)},module.exports.announceList=[["udp://tracker.leechers-paradise.org:6969"],["udp://tracker.coppersurfer.tk:6969"],["udp://tracker.opentrackr.org:1337"],["udp://explodie.org:6969"],["udp://tracker.empire-js.us:1337"],["wss://tracker.btorrent.xyz"],["wss://tracker.openwebtorrent.com"]],module.exports.isJunkPath=isJunkPath}).call(this)}).call(this,require("buffer").Buffer)},{"./get-files":53,bencode:34,"block-stream2":50,buffer:82,"filestream/read":164,"is-file":53,junk:208,multistream:238,once:241,path:84,"piece-length":254,"queue-microtask":268,"readable-stream":290,"run-parallel":296,"simple-sha1":312}],126:[function(require,module,exports){'use strict';exports.randomBytes=exports.rng=exports.pseudoRandomBytes=exports.prng=require("randombytes"),exports.createHash=exports.Hash=require("create-hash"),exports.createHmac=exports.Hmac=require("create-hmac");var algos=require("browserify-sign/algos"),algoKeys=Object.keys(algos),hashes=["sha1","sha224","sha256","sha384","sha512","md5","rmd160"].concat(algoKeys);exports.getHashes=function(){return hashes};var p=require("pbkdf2");exports.pbkdf2=p.pbkdf2,exports.pbkdf2Sync=p.pbkdf2Sync;var aes=require("browserify-cipher");exports.Cipher=aes.Cipher,exports.createCipher=aes.createCipher,exports.Cipheriv=aes.Cipheriv,exports.createCipheriv=aes.createCipheriv,exports.Decipher=aes.Decipher,exports.createDecipher=aes.createDecipher,exports.Decipheriv=aes.Decipheriv,exports.createDecipheriv=aes.createDecipheriv,exports.getCiphers=aes.getCiphers,exports.listCiphers=aes.listCiphers;var dh=require("diffie-hellman");exports.DiffieHellmanGroup=dh.DiffieHellmanGroup,exports.createDiffieHellmanGroup=dh.createDiffieHellmanGroup,exports.getDiffieHellman=dh.getDiffieHellman,exports.createDiffieHellman=dh.createDiffieHellman,exports.DiffieHellman=dh.DiffieHellman;var sign=require("browserify-sign");exports.createSign=sign.createSign,exports.Sign=sign.Sign,exports.createVerify=sign.createVerify,exports.Verify=sign.Verify,exports.createECDH=require("create-ecdh");var publicEncrypt=require("public-encrypt");exports.publicEncrypt=publicEncrypt.publicEncrypt,exports.privateEncrypt=publicEncrypt.privateEncrypt,exports.publicDecrypt=publicEncrypt.publicDecrypt,exports.privateDecrypt=publicEncrypt.privateDecrypt;var rf=require("randomfill");exports.randomFill=rf.randomFill,exports.randomFillSync=rf.randomFillSync,exports.createCredentials=function(){throw new Error("sorry, createCredentials is not implemented yet\nwe accept pull requests\nhttps://github.com/crypto-browserify/crypto-browserify")},exports.constants={DH_CHECK_P_NOT_SAFE_PRIME:2,DH_CHECK_P_NOT_PRIME:1,DH_UNABLE_TO_CHECK_GENERATOR:4,DH_NOT_SUITABLE_GENERATOR:8,NPN_ENABLED:1,ALPN_ENABLED:1,RSA_PKCS1_PADDING:1,RSA_SSLV23_PADDING:2,RSA_NO_PADDING:3,RSA_PKCS1_OAEP_PADDING:4,RSA_X931_PADDING:5,RSA_PKCS1_PSS_PADDING:6,POINT_CONVERSION_COMPRESSED:2,POINT_CONVERSION_UNCOMPRESSED:4,POINT_CONVERSION_HYBRID:6}},{"browserify-cipher":71,"browserify-sign":78,"browserify-sign/algos":75,"create-ecdh":119,"create-hash":121,"create-hmac":123,"diffie-hellman":135,pbkdf2:248,"public-encrypt":256,randombytes:271,randomfill:272}],127:[function(require,module,exports){(function(process){(function(){function load(){let r;try{r=exports.storage.getItem("debug")}catch(error){}return!r&&"undefined"!=typeof process&&"env"in process&&(r=process.env.DEBUG),r}exports.formatArgs=function(args){if(args[0]=(this.useColors?"%c":"")+this.namespace+(this.useColors?" %c":" ")+args[0]+(this.useColors?"%c ":" ")+"+"+module.exports.humanize(this.diff),!this.useColors)return;const c="color: "+this.color;args.splice(1,0,c,"color: inherit");let index=0,lastC=0;args[0].replace(/%[a-zA-Z%]/g,match=>{"%%"===match||(index++,"%c"===match&&(lastC=index))}),args.splice(lastC,0,c)},exports.save=function(namespaces){try{namespaces?exports.storage.setItem("debug",namespaces):exports.storage.removeItem("debug")}catch(error){}},exports.load=load,exports.useColors=function(){return!!("undefined"!=typeof window&&window.process&&("renderer"===window.process.type||window.process.__nwjs))||!("undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/))&&("undefined"!=typeof document&&document.documentElement&&document.documentElement.style&&document.documentElement.style.WebkitAppearance||"undefined"!=typeof window&&window.console&&(window.console.firebug||window.console.exception&&window.console.table)||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)&&31<=parseInt(RegExp.$1,10)||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/))},exports.storage=function(){try{return localStorage}catch(error){}}(),exports.destroy=(()=>{let warned=!1;return()=>{warned||(warned=!0,console.warn("Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`."))}})(),exports.colors=["#0000CC","#0000FF","#0033CC","#0033FF","#0066CC","#0066FF","#0099CC","#0099FF","#00CC00","#00CC33","#00CC66","#00CC99","#00CCCC","#00CCFF","#3300CC","#3300FF","#3333CC","#3333FF","#3366CC","#3366FF","#3399CC","#3399FF","#33CC00","#33CC33","#33CC66","#33CC99","#33CCCC","#33CCFF","#6600CC","#6600FF","#6633CC","#6633FF","#66CC00","#66CC33","#9900CC","#9900FF","#9933CC","#9933FF","#99CC00","#99CC33","#CC0000","#CC0033","#CC0066","#CC0099","#CC00CC","#CC00FF","#CC3300","#CC3333","#CC3366","#CC3399","#CC33CC","#CC33FF","#CC6600","#CC6633","#CC9900","#CC9933","#CCCC00","#CCCC33","#FF0000","#FF0033","#FF0066","#FF0099","#FF00CC","#FF00FF","#FF3300","#FF3333","#FF3366","#FF3399","#FF33CC","#FF33FF","#FF6600","#FF6633","#FF9900","#FF9933","#FFCC00","#FFCC33"],exports.log=console.debug||console.log||(()=>{}),module.exports=require("./common")(exports);const{formatters}=module.exports;formatters.j=function(v){try{return JSON.stringify(v)}catch(error){return"[UnexpectedJSONParseError]: "+error.message}}}).call(this)}).call(this,require("_process"))},{"./common":128,_process:255}],128:[function(require,module){module.exports=function(env){function createDebug(namespace){function debug(...args){if(!debug.enabled)return;const self=debug,curr=+new Date,ms=curr-(prevTime||curr);self.diff=ms,self.prev=prevTime,self.curr=curr,prevTime=curr,args[0]=createDebug.coerce(args[0]),"string"!=typeof args[0]&&args.unshift("%O");let index=0;args[0]=args[0].replace(/%([a-zA-Z%])/g,(match,format)=>{if("%%"===match)return"%";index++;const formatter=createDebug.formatters[format];if("function"==typeof formatter){const val=args[index];match=formatter.call(self,val),args.splice(index,1),index--}return match}),createDebug.formatArgs.call(self,args);const logFn=self.log||createDebug.log;logFn.apply(self,args)}let enableOverride=null,prevTime,namespacesCache,enabledCache;return debug.namespace=namespace,debug.useColors=createDebug.useColors(),debug.color=createDebug.selectColor(namespace),debug.extend=extend,debug.destroy=createDebug.destroy,Object.defineProperty(debug,"enabled",{enumerable:!0,configurable:!1,get:()=>null===enableOverride?(namespacesCache!==createDebug.namespaces&&(namespacesCache=createDebug.namespaces,enabledCache=createDebug.enabled(namespace)),enabledCache):enableOverride,set:v=>{enableOverride=v}}),"function"==typeof createDebug.init&&createDebug.init(debug),debug}function extend(namespace,delimiter){const newDebug=createDebug(this.namespace+("undefined"==typeof delimiter?":":delimiter)+namespace);return newDebug.log=this.log,newDebug}function toNamespace(regexp){return regexp.toString().substring(2,regexp.toString().length-2).replace(/\.\*\?$/,"*")}return createDebug.debug=createDebug,createDebug.default=createDebug,createDebug.coerce=function(val){return val instanceof Error?val.stack||val.message:val},createDebug.disable=function(){const namespaces=[...createDebug.names.map(toNamespace),...createDebug.skips.map(toNamespace).map(namespace=>"-"+namespace)].join(",");return createDebug.enable(""),namespaces},createDebug.enable=function(namespaces){createDebug.save(namespaces),createDebug.namespaces=namespaces,createDebug.names=[],createDebug.skips=[];let i;const split=("string"==typeof namespaces?namespaces:"").split(/[\s,]+/),len=split.length;for(i=0;i{createDebug[key]=env[key]}),createDebug.names=[],createDebug.skips=[],createDebug.formatters={},createDebug.selectColor=function(namespace){let hash=0;for(let i=0;i>>1],kL=utils.r28shl(kL,shift),kR=utils.r28shl(kR,shift),utils.pc2(kL,kR,state.keys,i)},DES.prototype._update=function(inp,inOff,out,outOff){var state=this._desState,l=utils.readUInt32BE(inp,inOff),r=utils.readUInt32BE(inp,inOff+4);utils.ip(l,r,state.tmp,0),l=state.tmp[0],r=state.tmp[1],"encrypt"===this.type?this._encrypt(state,l,r,state.tmp,0):this._decrypt(state,l,r,state.tmp,0),l=state.tmp[0],r=state.tmp[1],utils.writeUInt32BE(out,l,outOff),utils.writeUInt32BE(out,r,outOff+4)},DES.prototype._pad=function(buffer,off){for(var value=buffer.length-off,i=off;i>>0,l=t}utils.rip(r,l,out,off)},DES.prototype._decrypt=function(state,lStart,rStart,out,off){for(var l=rStart,r=lStart,i=state.keys.length-2;0<=i;i-=2){var keyL=state.keys[i],keyR=state.keys[i+1];utils.expand(l,state.tmp,0),keyL^=state.tmp[0],keyR^=state.tmp[1];var s=utils.substitute(keyL,keyR),f=utils.permute(s),t=l;l=(r^f)>>>0,r=t}utils.rip(l,r,out,off)}},{"./cipher":131,"./utils":134,inherits:200,"minimalistic-assert":229}],133:[function(require,module){'use strict';function EDEState(type,key){assert.equal(key.length,24,"Invalid key length");var k1=key.slice(0,8),k2=key.slice(8,16),k3=key.slice(16,24);this.ciphers="encrypt"===type?[DES.create({type:"encrypt",key:k1}),DES.create({type:"decrypt",key:k2}),DES.create({type:"encrypt",key:k3})]:[DES.create({type:"decrypt",key:k3}),DES.create({type:"encrypt",key:k2}),DES.create({type:"decrypt",key:k1})]}function EDE(options){Cipher.call(this,options);var state=new EDEState(this.type,this.options.key);this._edeState=state}var assert=require("minimalistic-assert"),inherits=require("inherits"),Cipher=require("./cipher"),DES=require("./des");inherits(EDE,Cipher),module.exports=EDE,EDE.create=function(options){return new EDE(options)},EDE.prototype._update=function(inp,inOff,out,outOff){var state=this._edeState;state.ciphers[0]._update(inp,inOff,out,outOff),state.ciphers[1]._update(out,outOff,out,outOff),state.ciphers[2]._update(out,outOff,out,outOff)},EDE.prototype._pad=DES.prototype._pad,EDE.prototype._unpad=DES.prototype._unpad},{"./cipher":131,"./des":132,inherits:200,"minimalistic-assert":229}],134:[function(require,module,exports){'use strict';exports.readUInt32BE=function(bytes,off){var res=bytes[0+off]<<24|bytes[1+off]<<16|bytes[2+off]<<8|bytes[3+off];return res>>>0},exports.writeUInt32BE=function(bytes,value,off){bytes[0+off]=value>>>24,bytes[1+off]=255&value>>>16,bytes[2+off]=255&value>>>8,bytes[3+off]=255&value},exports.ip=function(inL,inR,out,off){for(var outL=0,outR=0,i=6;0<=i;i-=2){for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inR>>>j+i;for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inL>>>j+i}for(var i=6;0<=i;i-=2){for(var j=1;25>=j;j+=8)outR<<=1,outR|=1&inR>>>j+i;for(var j=1;25>=j;j+=8)outR<<=1,outR|=1&inL>>>j+i}out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.rip=function(inL,inR,out,off){for(var outL=0,outR=0,i=0;4>i;i++)for(var j=24;0<=j;j-=8)outL<<=1,outL|=1&inR>>>j+i,outL<<=1,outL|=1&inL>>>j+i;for(var i=4;8>i;i++)for(var j=24;0<=j;j-=8)outR<<=1,outR|=1&inR>>>j+i,outR<<=1,outR|=1&inL>>>j+i;out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.pc1=function(inL,inR,out,off){for(var outL=0,outR=0,i=7;5<=i;i--){for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inR>>j+i;for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inL>>j+i}for(var j=0;24>=j;j+=8)outL<<=1,outL|=1&inR>>j+i;for(var i=1;3>=i;i++){for(var j=0;24>=j;j+=8)outR<<=1,outR|=1&inR>>j+i;for(var j=0;24>=j;j+=8)outR<<=1,outR|=1&inL>>j+i}for(var j=0;24>=j;j+=8)outR<<=1,outR|=1&inL>>j+i;out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.r28shl=function(num,shift){return 268435455&num<>>28-shift};var pc2table=[14,11,17,4,27,23,25,0,13,22,7,18,5,9,16,24,2,20,12,21,1,8,15,26,15,4,25,19,9,1,26,16,5,11,23,8,12,7,17,0,22,3,10,14,6,20,27,24];exports.pc2=function(inL,inR,out,off){for(var outL=0,outR=0,len=pc2table.length>>>1,i=0;i>>pc2table[i];for(var i=len;i>>pc2table[i];out[off+0]=outL>>>0,out[off+1]=outR>>>0},exports.expand=function(r,out,off){var outL=0,outR=0;outL=(1&r)<<5|r>>>27;for(var i=23;15<=i;i-=4)outL<<=6,outL|=63&r>>>i;for(var i=11;3<=i;i-=4)outR|=63&r>>>i,outR<<=6;outR|=(31&r)<<1|r>>>31,out[off+0]=outL>>>0,out[off+1]=outR>>>0};var sTable=[14,0,4,15,13,7,1,4,2,14,15,2,11,13,8,1,3,10,10,6,6,12,12,11,5,9,9,5,0,3,7,8,4,15,1,12,14,8,8,2,13,4,6,9,2,1,11,7,15,5,12,11,9,3,7,14,3,10,10,0,5,6,0,13,15,3,1,13,8,4,14,7,6,15,11,2,3,8,4,14,9,12,7,0,2,1,13,10,12,6,0,9,5,11,10,5,0,13,14,8,7,10,11,1,10,3,4,15,13,4,1,2,5,11,8,6,12,7,6,12,9,0,3,5,2,14,15,9,10,13,0,7,9,0,14,9,6,3,3,4,15,6,5,10,1,2,13,8,12,5,7,14,11,12,4,11,2,15,8,1,13,1,6,10,4,13,9,0,8,6,15,9,3,8,0,7,11,4,1,15,2,14,12,3,5,11,10,5,14,2,7,12,7,13,13,8,14,11,3,5,0,6,6,15,9,0,10,3,1,4,2,7,8,2,5,12,11,1,12,10,4,14,15,9,10,3,6,15,9,0,0,6,12,10,11,1,7,13,13,8,15,9,1,4,3,5,14,11,5,12,2,7,8,2,4,14,2,14,12,11,4,2,1,12,7,4,10,7,11,13,6,1,8,5,5,0,3,15,15,10,13,3,0,9,14,8,9,6,4,11,2,8,1,12,11,7,10,1,13,14,7,2,8,13,15,6,9,15,12,0,5,9,6,10,3,4,0,5,14,3,12,10,1,15,10,4,15,2,9,7,2,12,6,9,8,5,0,6,13,1,3,13,4,14,14,0,7,11,5,3,11,8,9,4,14,3,15,2,5,12,2,9,8,5,12,15,3,10,7,11,0,14,4,1,10,7,1,6,13,0,11,8,6,13,4,13,11,0,2,11,14,7,15,4,0,9,8,1,13,10,3,14,12,3,9,5,7,12,5,2,10,15,6,8,1,6,1,6,4,11,11,13,13,8,12,1,3,4,7,10,14,7,10,9,15,5,6,0,8,15,0,14,5,2,9,3,2,12,13,1,2,15,8,13,4,8,6,10,15,3,11,7,1,4,10,12,9,5,3,6,14,11,5,0,0,14,12,9,7,2,7,2,11,1,4,14,1,7,9,4,12,10,14,8,2,13,0,15,6,12,10,9,13,0,15,3,3,5,5,6,8,11];exports.substitute=function(inL,inR){for(var out=0,i=0;4>i;i++){var b=63&inL>>>18-6*i,sb=sTable[64*i+b];out<<=4,out|=sb}for(var i=0;4>i;i++){var b=63&inR>>>18-6*i,sb=sTable[256+64*i+b];out<<=4,out|=sb}return out>>>0};var permuteTable=[16,25,12,11,3,20,4,15,31,17,9,6,27,14,1,22,30,24,8,18,0,5,29,23,13,19,2,26,10,21,28,7];exports.permute=function(num){for(var out=0,i=0;i>>permuteTable[i];return out>>>0},exports.padSplit=function(num,size,group){for(var str=num.toString(2);str.lengthk;k+=2){sqrt=_Mathceil(_Mathsqrt(k));for(var j=0;jbits)return 2===gen||5===gen?new BN([140,123]):new BN([140,39]);gen=new BN(gen);for(var num,n2;;){for(num=new BN(randomBytes(_Mathceil(bits/8)));num.bitLength()>bits;)num.ishrn(1);if(num.isEven()&&num.iadd(ONE),num.testn(1)||num.iadd(TWO),!gen.cmp(TWO))for(;num.mod(TWENTYFOUR).cmp(ELEVEN);)num.iadd(FOUR);else if(!gen.cmp(FIVE))for(;num.mod(TEN).cmp(THREE);)num.iadd(FOUR);if(n2=num.shrn(1),simpleSieve(n2)&&simpleSieve(num)&&fermatTest(n2)&&fermatTest(num)&&millerRabin.test(n2)&&millerRabin.test(num))return num}}var randomBytes=require("randombytes");module.exports=findPrime,findPrime.simpleSieve=simpleSieve,findPrime.fermatTest=fermatTest;var BN=require("bn.js"),TWENTYFOUR=new BN(24),MillerRabin=require("miller-rabin"),millerRabin=new MillerRabin,ONE=new BN(1),TWO=new BN(2),FIVE=new BN(5),SIXTEEN=new BN(16),EIGHT=new BN(8),TEN=new BN(10),THREE=new BN(3),SEVEN=new BN(7),ELEVEN=new BN(11),FOUR=new BN(4),TWELVE=new BN(12),primes=null},{"bn.js":139,"miller-rabin":223,randombytes:271}],138:[function(require,module){module.exports={modp1:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a3620ffffffffffffffff"},modp2:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece65381ffffffffffffffff"},modp5:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece45b3dc2007cb8a163bf0598da48361c55d39a69163fa8fd24cf5f83655d23dca3ad961c62f356208552bb9ed529077096966d670c354e4abc9804f1746c08ca237327ffffffffffffffff"},modp14:{gen:"02",prime:"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"},modp15:{gen:"02",prime:"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"},modp16:{gen:"02",prime:"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"},modp17:{gen:"02",prime:"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"},modp18:{gen:"02",prime:"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"}}},{}],139:[function(require,module,exports){arguments[4][24][0].apply(exports,arguments)},{buffer:53,dup:24}],140:[function(require,module,exports){'use strict';var elliptic=exports;elliptic.version=require("../package.json").version,elliptic.utils=require("./elliptic/utils"),elliptic.rand=require("brorand"),elliptic.curve=require("./elliptic/curve"),elliptic.curves=require("./elliptic/curves"),elliptic.ec=require("./elliptic/ec"),elliptic.eddsa=require("./elliptic/eddsa")},{"../package.json":156,"./elliptic/curve":143,"./elliptic/curves":146,"./elliptic/ec":147,"./elliptic/eddsa":150,"./elliptic/utils":154,brorand:52}],141:[function(require,module){'use strict';function BaseCurve(type,conf){this.type=type,this.p=new BN(conf.p,16),this.red=conf.prime?BN.red(conf.prime):BN.mont(this.p),this.zero=new BN(0).toRed(this.red),this.one=new BN(1).toRed(this.red),this.two=new BN(2).toRed(this.red),this.n=conf.n&&new BN(conf.n,16),this.g=conf.g&&this.pointFromJSON(conf.g,conf.gRed),this._wnafT1=[,,,,],this._wnafT2=[,,,,],this._wnafT3=[,,,,],this._wnafT4=[,,,,],this._bitLength=this.n?this.n.bitLength():0;var adjustCount=this.n&&this.p.div(this.n);!adjustCount||0=j;l--)nafW=(nafW<<1)+naf[l];repr.push(nafW)}for(var a=this.jpoint(null,null,null),b=this.jpoint(null,null,null),i=I;0i)break;var z=naf[i];assert(0!==z),acc="affine"===p.type?0>1]):acc.mixedAdd(wnd[-z-1>>1].neg()):0>1]):acc.add(wnd[-z-1>>1].neg())}return"affine"===p.type?acc.toP():acc},BaseCurve.prototype._wnafMulAdd=function(defW,points,coeffs,len,jacobianResult){var wndWidth=this._wnafT1,wnd=this._wnafT2,naf=this._wnafT3,max=0,i,j,p;for(i=0;ii)break;for(j=0;j>1]:0>z&&(p=wnd[j][-z-1>>1].neg());acc="affine"===p.type?acc.mixedAdd(p):acc.add(p)}}for(i=0;i=_Mathceil((k.bitLength()+1)/doubles.step)},BasePoint.prototype._getDoubles=function(step,power){if(this.precomputed&&this.precomputed.doubles)return this.precomputed.doubles;for(var doubles=[this],acc=this,i=0;i":""},Point.prototype.isInfinity=function(){return 0===this.x.cmpn(0)&&(0===this.y.cmp(this.z)||this.zOne&&0===this.y.cmp(this.curve.c))},Point.prototype._extDbl=function(){var a=this.x.redSqr(),b=this.y.redSqr(),c=this.z.redSqr();c=c.redIAdd(c);var d=this.curve._mulA(a),e=this.x.redAdd(this.y).redSqr().redISub(a).redISub(b),g=d.redAdd(b),f=g.redSub(c),h=d.redSub(b),nx=e.redMul(f),ny=g.redMul(h),nt=e.redMul(h),nz=f.redMul(g);return this.curve.point(nx,ny,nz,nt)},Point.prototype._projDbl=function(){var b=this.x.redAdd(this.y).redSqr(),c=this.x.redSqr(),d=this.y.redSqr(),nx,ny,nz,e,h,j;if(this.curve.twisted){e=this.curve._mulA(c);var f=e.redAdd(d);this.zOne?(nx=b.redSub(c).redSub(d).redMul(f.redSub(this.curve.two)),ny=f.redMul(e.redSub(d)),nz=f.redSqr().redSub(f).redSub(f)):(h=this.z.redSqr(),j=f.redSub(h).redISub(h),nx=b.redSub(c).redISub(d).redMul(j),ny=f.redMul(e.redSub(d)),nz=f.redMul(j))}else e=c.redAdd(d),h=this.curve._mulC(this.z).redSqr(),j=e.redSub(h).redSub(h),nx=this.curve._mulC(b.redISub(e)).redMul(j),ny=this.curve._mulC(e).redMul(c.redISub(d)),nz=e.redMul(j);return this.curve.point(nx,ny,nz)},Point.prototype.dbl=function(){return this.isInfinity()?this:this.curve.extended?this._extDbl():this._projDbl()},Point.prototype._extAdd=function(p){var a=this.y.redSub(this.x).redMul(p.y.redSub(p.x)),b=this.y.redAdd(this.x).redMul(p.y.redAdd(p.x)),c=this.t.redMul(this.curve.dd).redMul(p.t),d=this.z.redMul(p.z.redAdd(p.z)),e=b.redSub(a),f=d.redSub(c),g=d.redAdd(c),h=b.redAdd(a),nx=e.redMul(f),ny=g.redMul(h),nt=e.redMul(h),nz=f.redMul(g);return this.curve.point(nx,ny,nz,nt)},Point.prototype._projAdd=function(p){var a=this.z.redMul(p.z),b=a.redSqr(),c=this.x.redMul(p.x),d=this.y.redMul(p.y),e=this.curve.d.redMul(c).redMul(d),f=b.redSub(e),g=b.redAdd(e),tmp=this.x.redAdd(this.y).redMul(p.x.redAdd(p.y)).redISub(c).redISub(d),nx=a.redMul(f).redMul(tmp),ny,nz;return this.curve.twisted?(ny=a.redMul(g).redMul(d.redSub(this.curve._mulA(c))),nz=f.redMul(g)):(ny=a.redMul(g).redMul(d.redSub(c)),nz=this.curve._mulC(f).redMul(g)),this.curve.point(nx,ny,nz)},Point.prototype.add=function(p){return this.isInfinity()?p:p.isInfinity()?this:this.curve.extended?this._extAdd(p):this._projAdd(p)},Point.prototype.mul=function(k){return this._hasDoubles(k)?this.curve._fixedNafMul(this,k):this.curve._wnafMul(this,k)},Point.prototype.mulAdd=function(k1,p,k2){return this.curve._wnafMulAdd(1,[this,p],[k1,k2],2,!1)},Point.prototype.jmulAdd=function(k1,p,k2){return this.curve._wnafMulAdd(1,[this,p],[k1,k2],2,!0)},Point.prototype.normalize=function(){if(this.zOne)return this;var zi=this.z.redInvm();return this.x=this.x.redMul(zi),this.y=this.y.redMul(zi),this.t&&(this.t=this.t.redMul(zi)),this.z=this.curve.one,this.zOne=!0,this},Point.prototype.neg=function(){return this.curve.point(this.x.redNeg(),this.y,this.z,this.t&&this.t.redNeg())},Point.prototype.getX=function(){return this.normalize(),this.x.fromRed()},Point.prototype.getY=function(){return this.normalize(),this.y.fromRed()},Point.prototype.eq=function(other){return this===other||0===this.getX().cmp(other.getX())&&0===this.getY().cmp(other.getY())},Point.prototype.eqXToP=function(x){var rx=x.toRed(this.curve.red).redMul(this.z);if(0===this.x.cmp(rx))return!0;for(var xc=x.clone(),t=this.curve.redN.redMul(this.z);;){if(xc.iadd(this.curve.n),0<=xc.cmp(this.curve.p))return!1;if(rx.redIAdd(t),0===this.x.cmp(rx))return!0}},Point.prototype.toP=Point.prototype.normalize,Point.prototype.mixedAdd=Point.prototype.add},{"../utils":154,"./base":141,"bn.js":155,inherits:200}],143:[function(require,module,exports){'use strict';var curve=exports;curve.base=require("./base"),curve.short=require("./short"),curve.mont=require("./mont"),curve.edwards=require("./edwards")},{"./base":141,"./edwards":142,"./mont":144,"./short":145}],144:[function(require,module){'use strict';function MontCurve(conf){Base.call(this,"mont",conf),this.a=new BN(conf.a,16).toRed(this.red),this.b=new BN(conf.b,16).toRed(this.red),this.i4=new BN(4).toRed(this.red).redInvm(),this.two=new BN(2).toRed(this.red),this.a24=this.i4.redMul(this.a.redAdd(this.two))}function Point(curve,x,z){Base.BasePoint.call(this,curve,"projective"),null===x&&null===z?(this.x=this.curve.one,this.z=this.curve.zero):(this.x=new BN(x,16),this.z=new BN(z,16),!this.x.red&&(this.x=this.x.toRed(this.curve.red)),!this.z.red&&(this.z=this.z.toRed(this.curve.red)))}var BN=require("bn.js"),inherits=require("inherits"),Base=require("./base"),utils=require("../utils");inherits(MontCurve,Base),module.exports=MontCurve,MontCurve.prototype.validate=function(point){var x=point.normalize().x,x2=x.redSqr(),rhs=x2.redMul(x).redAdd(x2.redMul(this.a)).redAdd(x),y=rhs.redSqrt();return 0===y.redSqr().cmp(rhs)},inherits(Point,Base.BasePoint),MontCurve.prototype.decodePoint=function(bytes,enc){return this.point(utils.toArray(bytes,enc),1)},MontCurve.prototype.point=function(x,z){return new Point(this,x,z)},MontCurve.prototype.pointFromJSON=function(obj){return Point.fromJSON(this,obj)},Point.prototype.precompute=function(){},Point.prototype._encode=function(){return this.getX().toArray("be",this.curve.p.byteLength())},Point.fromJSON=function(curve,obj){return new Point(curve,obj[0],obj[1]||curve.one)},Point.prototype.inspect=function(){return this.isInfinity()?"":""},Point.prototype.isInfinity=function(){return 0===this.z.cmpn(0)},Point.prototype.dbl=function(){var a=this.x.redAdd(this.z),aa=a.redSqr(),b=this.x.redSub(this.z),bb=b.redSqr(),c=aa.redSub(bb),nx=aa.redMul(bb),nz=c.redMul(bb.redAdd(this.curve.a24.redMul(c)));return this.curve.point(nx,nz)},Point.prototype.add=function(){throw new Error("Not supported on Montgomery curve")},Point.prototype.diffAdd=function(p,diff){var a=this.x.redAdd(this.z),b=this.x.redSub(this.z),c=p.x.redAdd(p.z),d=p.x.redSub(p.z),da=d.redMul(a),cb=c.redMul(b),nx=diff.z.redMul(da.redAdd(cb).redSqr()),nz=diff.x.redMul(da.redISub(cb).redSqr());return this.curve.point(nx,nz)},Point.prototype.mul=function(k){for(var t=k.clone(),a=this,b=this.curve.point(null,null),c=this,bits=[];0!==t.cmpn(0);t.iushrn(1))bits.push(t.andln(1));for(var i=bits.length-1;0<=i;i--)0===bits[i]?(a=a.diffAdd(b,c),b=b.dbl()):(b=a.diffAdd(b,c),a=a.dbl());return b},Point.prototype.mulAdd=function(){throw new Error("Not supported on Montgomery curve")},Point.prototype.jumlAdd=function(){throw new Error("Not supported on Montgomery curve")},Point.prototype.eq=function(other){return 0===this.getX().cmp(other.getX())},Point.prototype.normalize=function(){return this.x=this.x.redMul(this.z.redInvm()),this.z=this.curve.one,this},Point.prototype.getX=function(){return this.normalize(),this.x.fromRed()}},{"../utils":154,"./base":141,"bn.js":155,inherits:200}],145:[function(require,module){'use strict';function ShortCurve(conf){Base.call(this,"short",conf),this.a=new BN(conf.a,16).toRed(this.red),this.b=new BN(conf.b,16).toRed(this.red),this.tinv=this.two.redInvm(),this.zeroA=0===this.a.fromRed().cmpn(0),this.threeA=0===this.a.fromRed().sub(this.p).cmpn(-3),this.endo=this._getEndomorphism(conf),this._endoWnafT1=[,,,,],this._endoWnafT2=[,,,,]}function Point(curve,x,y,isRed){Base.BasePoint.call(this,curve,"affine"),null===x&&null===y?(this.x=null,this.y=null,this.inf=!0):(this.x=new BN(x,16),this.y=new BN(y,16),isRed&&(this.x.forceRed(this.curve.red),this.y.forceRed(this.curve.red)),!this.x.red&&(this.x=this.x.toRed(this.curve.red)),!this.y.red&&(this.y=this.y.toRed(this.curve.red)),this.inf=!1)}function JPoint(curve,x,y,z){Base.BasePoint.call(this,curve,"jacobian"),null===x&&null===y&&null===z?(this.x=this.curve.one,this.y=this.curve.one,this.z=new BN(0)):(this.x=new BN(x,16),this.y=new BN(y,16),this.z=new BN(z,16)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.zOne=this.z===this.curve.one}var utils=require("../utils"),BN=require("bn.js"),inherits=require("inherits"),Base=require("./base"),assert=utils.assert;inherits(ShortCurve,Base),module.exports=ShortCurve,ShortCurve.prototype._getEndomorphism=function(conf){if(this.zeroA&&this.g&&this.n&&1===this.p.modn(3)){var beta,lambda;if(conf.beta)beta=new BN(conf.beta,16).toRed(this.red);else{var betas=this._getEndoRoots(this.p);beta=0>betas[0].cmp(betas[1])?betas[0]:betas[1],beta=beta.toRed(this.red)}if(conf.lambda)lambda=new BN(conf.lambda,16);else{var lambdas=this._getEndoRoots(this.n);0===this.g.mul(lambdas[0]).x.cmp(this.g.x.redMul(beta))?lambda=lambdas[0]:(lambda=lambdas[1],assert(0===this.g.mul(lambda).x.cmp(this.g.x.redMul(beta))))}var basis;return basis=conf.basis?conf.basis.map(function(vec){return{a:new BN(vec.a,16),b:new BN(vec.b,16)}}):this._getEndoBasis(lambda),{beta:beta,lambda:lambda,basis:basis}}},ShortCurve.prototype._getEndoRoots=function(num){var red=num===this.p?this.red:BN.mont(num),tinv=new BN(2).toRed(red).redInvm(),ntinv=tinv.redNeg(),s=new BN(3).toRed(red).redNeg().redSqrt().redMul(tinv),l1=ntinv.redAdd(s).fromRed(),l2=ntinv.redSub(s).fromRed();return[l1,l2]},ShortCurve.prototype._getEndoBasis=function(lambda){for(var aprxSqrt=this.n.ushrn(_Mathfloor(this.n.bitLength()/2)),u=lambda,v=this.n.clone(),x1=new BN(1),y1=new BN(0),x2=new BN(0),y2=new BN(1),i=0,a0,b0,a1,b1,a2,b2,prevR,r,x,q;0!==u.cmpn(0);){q=v.div(u),r=v.sub(q.mul(u)),x=x2.sub(q.mul(x1));var y=y2.sub(q.mul(y1));if(!a1&&0>r.cmp(aprxSqrt))a0=prevR.neg(),b0=x1,a1=r.neg(),b1=x;else if(a1&&2==++i)break;prevR=r,v=u,u=r,x2=x1,x1=x,y2=y1,y1=y}a2=r.neg(),b2=x;var len1=a1.sqr().add(b1.sqr()),len2=a2.sqr().add(b2.sqr());return 0<=len2.cmp(len1)&&(a2=a0,b2=b0),a1.negative&&(a1=a1.neg(),b1=b1.neg()),a2.negative&&(a2=a2.neg(),b2=b2.neg()),[{a:a1,b:b1},{a:a2,b:b2}]},ShortCurve.prototype._endoSplit=function(k){var basis=this.endo.basis,v1=basis[0],v2=basis[1],c1=v2.b.mul(k).divRound(this.n),c2=v1.b.neg().mul(k).divRound(this.n),p1=c1.mul(v1.a),p2=c2.mul(v2.a),q1=c1.mul(v1.b),q2=c2.mul(v2.b),k1=k.sub(p1).sub(p2),k2=q1.add(q2).neg();return{k1:k1,k2:k2}},ShortCurve.prototype.pointFromX=function(x,odd){x=new BN(x,16),x.red||(x=x.toRed(this.red));var y2=x.redSqr().redMul(x).redIAdd(x.redMul(this.a)).redIAdd(this.b),y=y2.redSqrt();if(0!==y.redSqr().redSub(y2).cmp(this.zero))throw new Error("invalid point");var isOdd=y.fromRed().isOdd();return(odd&&!isOdd||!odd&&isOdd)&&(y=y.redNeg()),this.point(x,y)},ShortCurve.prototype.validate=function(point){if(point.inf)return!0;var x=point.x,y=point.y,ax=this.a.redMul(x),rhs=x.redSqr().redMul(x).redIAdd(ax).redIAdd(this.b);return 0===y.redSqr().redISub(rhs).cmpn(0)},ShortCurve.prototype._endoWnafMulAdd=function(points,coeffs,jacobianResult){for(var npoints=this._endoWnafT1,ncoeffs=this._endoWnafT2,i=0;i":""},Point.prototype.isInfinity=function(){return this.inf},Point.prototype.add=function(p){if(this.inf)return p;if(p.inf)return this;if(this.eq(p))return this.dbl();if(this.neg().eq(p))return this.curve.point(null,null);if(0===this.x.cmp(p.x))return this.curve.point(null,null);var c=this.y.redSub(p.y);0!==c.cmpn(0)&&(c=c.redMul(this.x.redSub(p.x).redInvm()));var nx=c.redSqr().redISub(this.x).redISub(p.x),ny=c.redMul(this.x.redSub(nx)).redISub(this.y);return this.curve.point(nx,ny)},Point.prototype.dbl=function(){if(this.inf)return this;var ys1=this.y.redAdd(this.y);if(0===ys1.cmpn(0))return this.curve.point(null,null);var a=this.curve.a,x2=this.x.redSqr(),dyinv=ys1.redInvm(),c=x2.redAdd(x2).redIAdd(x2).redIAdd(a).redMul(dyinv),nx=c.redSqr().redISub(this.x.redAdd(this.x)),ny=c.redMul(this.x.redSub(nx)).redISub(this.y);return this.curve.point(nx,ny)},Point.prototype.getX=function(){return this.x.fromRed()},Point.prototype.getY=function(){return this.y.fromRed()},Point.prototype.mul=function(k){return k=new BN(k,16),this.isInfinity()?this:this._hasDoubles(k)?this.curve._fixedNafMul(this,k):this.curve.endo?this.curve._endoWnafMulAdd([this],[k]):this.curve._wnafMul(this,k)},Point.prototype.mulAdd=function(k1,p2,k2){var points=[this,p2],coeffs=[k1,k2];return this.curve.endo?this.curve._endoWnafMulAdd(points,coeffs):this.curve._wnafMulAdd(1,points,coeffs,2)},Point.prototype.jmulAdd=function(k1,p2,k2){var points=[this,p2],coeffs=[k1,k2];return this.curve.endo?this.curve._endoWnafMulAdd(points,coeffs,!0):this.curve._wnafMulAdd(1,points,coeffs,2,!0)},Point.prototype.eq=function(p){return this===p||this.inf===p.inf&&(this.inf||0===this.x.cmp(p.x)&&0===this.y.cmp(p.y))},Point.prototype.neg=function(_precompute){if(this.inf)return this;var res=this.curve.point(this.x,this.y.redNeg());if(_precompute&&this.precomputed){var pre=this.precomputed,negate=function(p){return p.neg()};res.precomputed={naf:pre.naf&&{wnd:pre.naf.wnd,points:pre.naf.points.map(negate)},doubles:pre.doubles&&{step:pre.doubles.step,points:pre.doubles.points.map(negate)}}}return res},Point.prototype.toJ=function(){if(this.inf)return this.curve.jpoint(null,null,null);var res=this.curve.jpoint(this.x,this.y,this.curve.one);return res},inherits(JPoint,Base.BasePoint),ShortCurve.prototype.jpoint=function(x,y,z){return new JPoint(this,x,y,z)},JPoint.prototype.toP=function(){if(this.isInfinity())return this.curve.point(null,null);var zinv=this.z.redInvm(),zinv2=zinv.redSqr(),ax=this.x.redMul(zinv2),ay=this.y.redMul(zinv2).redMul(zinv);return this.curve.point(ax,ay)},JPoint.prototype.neg=function(){return this.curve.jpoint(this.x,this.y.redNeg(),this.z)},JPoint.prototype.add=function(p){if(this.isInfinity())return p;if(p.isInfinity())return this;var pz2=p.z.redSqr(),z2=this.z.redSqr(),u1=this.x.redMul(pz2),u2=p.x.redMul(z2),s1=this.y.redMul(pz2.redMul(p.z)),s2=p.y.redMul(z2.redMul(this.z)),h=u1.redSub(u2),r=s1.redSub(s2);if(0===h.cmpn(0))return 0===r.cmpn(0)?this.dbl():this.curve.jpoint(null,null,null);var h2=h.redSqr(),h3=h2.redMul(h),v=u1.redMul(h2),nx=r.redSqr().redIAdd(h3).redISub(v).redISub(v),ny=r.redMul(v.redISub(nx)).redISub(s1.redMul(h3)),nz=this.z.redMul(p.z).redMul(h);return this.curve.jpoint(nx,ny,nz)},JPoint.prototype.mixedAdd=function(p){if(this.isInfinity())return p.toJ();if(p.isInfinity())return this;var z2=this.z.redSqr(),u1=this.x,u2=p.x.redMul(z2),s1=this.y,s2=p.y.redMul(z2).redMul(this.z),h=u1.redSub(u2),r=s1.redSub(s2);if(0===h.cmpn(0))return 0===r.cmpn(0)?this.dbl():this.curve.jpoint(null,null,null);var h2=h.redSqr(),h3=h2.redMul(h),v=u1.redMul(h2),nx=r.redSqr().redIAdd(h3).redISub(v).redISub(v),ny=r.redMul(v.redISub(nx)).redISub(s1.redMul(h3)),nz=this.z.redMul(h);return this.curve.jpoint(nx,ny,nz)},JPoint.prototype.dblp=function(pow){if(0===pow)return this;if(this.isInfinity())return this;if(!pow)return this.dbl();var i;if(this.curve.zeroA||this.curve.threeA){var r=this;for(i=0;i":""},JPoint.prototype.isInfinity=function(){return 0===this.z.cmpn(0)}},{"../utils":154,"./base":141,"bn.js":155,inherits:200}],146:[function(require,module,exports){'use strict';function PresetCurve(options){this.curve="short"===options.type?new curve.short(options):"edwards"===options.type?new curve.edwards(options):new curve.mont(options),this.g=this.curve.g,this.n=this.curve.n,this.hash=options.hash,assert(this.g.validate(),"Invalid curve"),assert(this.g.mul(this.n).isInfinity(),"Invalid curve, G*N != O")}function defineCurve(name,options){Object.defineProperty(curves,name,{configurable:!0,enumerable:!0,get:function(){var curve=new PresetCurve(options);return Object.defineProperty(curves,name,{configurable:!0,enumerable:!0,value:curve}),curve}})}var curves=exports,hash=require("hash.js"),curve=require("./curve"),utils=require("./utils"),assert=utils.assert;curves.PresetCurve=PresetCurve,defineCurve("p192",{type:"short",prime:"p192",p:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff",a:"ffffffff ffffffff ffffffff fffffffe ffffffff fffffffc",b:"64210519 e59c80e7 0fa7e9ab 72243049 feb8deec c146b9b1",n:"ffffffff ffffffff ffffffff 99def836 146bc9b1 b4d22831",hash:hash.sha256,gRed:!1,g:["188da80e b03090f6 7cbf20eb 43a18800 f4ff0afd 82ff1012","07192b95 ffc8da78 631011ed 6b24cdd5 73f977a1 1e794811"]}),defineCurve("p224",{type:"short",prime:"p224",p:"ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001",a:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff fffffffe",b:"b4050a85 0c04b3ab f5413256 5044b0b7 d7bfd8ba 270b3943 2355ffb4",n:"ffffffff ffffffff ffffffff ffff16a2 e0b8f03e 13dd2945 5c5c2a3d",hash:hash.sha256,gRed:!1,g:["b70e0cbd 6bb4bf7f 321390b9 4a03c1d3 56c21122 343280d6 115c1d21","bd376388 b5f723fb 4c22dfe6 cd4375a0 5a074764 44d58199 85007e34"]}),defineCurve("p256",{type:"short",prime:null,p:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff ffffffff",a:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff fffffffc",b:"5ac635d8 aa3a93e7 b3ebbd55 769886bc 651d06b0 cc53b0f6 3bce3c3e 27d2604b",n:"ffffffff 00000000 ffffffff ffffffff bce6faad a7179e84 f3b9cac2 fc632551",hash:hash.sha256,gRed:!1,g:["6b17d1f2 e12c4247 f8bce6e5 63a440f2 77037d81 2deb33a0 f4a13945 d898c296","4fe342e2 fe1a7f9b 8ee7eb4a 7c0f9e16 2bce3357 6b315ece cbb64068 37bf51f5"]}),defineCurve("p384",{type:"short",prime:null,p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 ffffffff",a:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 fffffffc",b:"b3312fa7 e23ee7e4 988e056b e3f82d19 181d9c6e fe814112 0314088f 5013875a c656398d 8a2ed19d 2a85c8ed d3ec2aef",n:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff c7634d81 f4372ddf 581a0db2 48b0a77a ecec196a ccc52973",hash:hash.sha384,gRed:!1,g:["aa87ca22 be8b0537 8eb1c71e f320ad74 6e1d3b62 8ba79b98 59f741e0 82542a38 5502f25d bf55296c 3a545e38 72760ab7","3617de4a 96262c6f 5d9e98bf 9292dc29 f8f41dbd 289a147c e9da3113 b5f0b8c0 0a60b1ce 1d7e819d 7a431d7c 90ea0e5f"]}),defineCurve("p521",{type:"short",prime:null,p:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff",a:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffc",b:"00000051 953eb961 8e1c9a1f 929a21a0 b68540ee a2da725b 99b315f3 b8b48991 8ef109e1 56193951 ec7e937b 1652c0bd 3bb1bf07 3573df88 3d2c34f1 ef451fd4 6b503f00",n:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffa 51868783 bf2f966b 7fcc0148 f709a5d0 3bb5c9b8 899c47ae bb6fb71e 91386409",hash:hash.sha512,gRed:!1,g:["000000c6 858e06b7 0404e9cd 9e3ecb66 2395b442 9c648139 053fb521 f828af60 6b4d3dba a14b5e77 efe75928 fe1dc127 a2ffa8de 3348b3c1 856a429b f97e7e31 c2e5bd66","00000118 39296a78 9a3bc004 5c8a5fb4 2c7d1bd9 98f54449 579b4468 17afbd17 273e662c 97ee7299 5ef42640 c550b901 3fad0761 353c7086 a272c240 88be9476 9fd16650"]}),defineCurve("curve25519",{type:"mont",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"76d06",b:"1",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:hash.sha256,gRed:!1,g:["9"]}),defineCurve("ed25519",{type:"edwards",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"-1",c:"1",d:"52036cee2b6ffe73 8cc740797779e898 00700a4d4141d8ab 75eb4dca135978a3",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:hash.sha256,gRed:!1,g:["216936d3cd6e53fec0a4e231fdd6dc5c692cc7609525a7b2c9562d608f25d51a","6666666666666666666666666666666666666666666666666666666666666658"]});var pre;try{pre=require("./precomputed/secp256k1")}catch(e){pre=void 0}defineCurve("secp256k1",{type:"short",prime:"k256",p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f",a:"0",b:"7",n:"ffffffff ffffffff ffffffff fffffffe baaedce6 af48a03b bfd25e8c d0364141",h:"1",hash:hash.sha256,beta:"7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee",lambda:"5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72",basis:[{a:"3086d221a7d46bcde86c90e49284eb15",b:"-e4437ed6010e88286f547fa90abfe4c3"},{a:"114ca50f7a8e2f3f657c1108d9d44cfd8",b:"3086d221a7d46bcde86c90e49284eb15"}],gRed:!1,g:["79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798","483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8",pre]})},{"./curve":143,"./precomputed/secp256k1":153,"./utils":154,"hash.js":176}],147:[function(require,module){'use strict';function EC(options){return this instanceof EC?void("string"==typeof options&&(assert(Object.prototype.hasOwnProperty.call(curves,options),"Unknown curve "+options),options=curves[options]),options instanceof curves.PresetCurve&&(options={curve:options}),this.curve=options.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=options.curve.g,this.g.precompute(options.curve.n.bitLength()+1),this.hash=options.hash||options.curve.hash):new EC(options)}var BN=require("bn.js"),HmacDRBG=require("hmac-drbg"),utils=require("../utils"),curves=require("../curves"),rand=require("brorand"),assert=utils.assert,KeyPair=require("./key"),Signature=require("./signature");module.exports=EC,EC.prototype.keyPair=function(options){return new KeyPair(this,options)},EC.prototype.keyFromPrivate=function(priv,enc){return KeyPair.fromPrivate(this,priv,enc)},EC.prototype.keyFromPublic=function(pub,enc){return KeyPair.fromPublic(this,pub,enc)},EC.prototype.genKeyPair=function(options){options||(options={});for(var drbg=new HmacDRBG({hash:this.hash,pers:options.pers,persEnc:options.persEnc||"utf8",entropy:options.entropy||rand(this.hash.hmacStrength),entropyEnc:options.entropy&&options.entropyEnc||"utf8",nonce:this.n.toArray()}),bytes=this.n.byteLength(),ns2=this.n.sub(new BN(2));;){var priv=new BN(drbg.generate(bytes));if(!(0=k.cmpn(1)||0<=k.cmp(ns1))){var kp=this.g.mul(k);if(!kp.isInfinity()){var kpX=kp.getX(),r=kpX.umod(this.n);if(0!==r.cmpn(0)){var s=k.invm(this.n).mul(r.mul(key.getPrivate()).iadd(msg));if(s=s.umod(this.n),0!==s.cmpn(0)){var recoveryParam=(kp.getY().isOdd()?1:0)|(0===kpX.cmp(r)?0:2);return options.canonical&&0r.cmpn(1)||0<=r.cmp(this.n))return!1;if(0>s.cmpn(1)||0<=s.cmp(this.n))return!1;var sinv=s.invm(this.n),u1=sinv.mul(msg).umod(this.n),u2=sinv.mul(r).umod(this.n),p;return this.curve._maxwellTrick?(p=this.g.jmulAdd(u1,key.getPublic(),u2),!p.isInfinity()&&p.eqXToP(r)):(p=this.g.mulAdd(u1,key.getPublic(),u2),!p.isInfinity()&&0===p.getX().umod(this.n).cmp(r))},EC.prototype.recoverPubKey=function(msg,signature,j,enc){assert((3&j)===j,"The recovery param is more than two bits"),signature=new Signature(signature,enc);var n=this.n,e=new BN(msg),r=signature.r,s=signature.s,isYOdd=1&j,isSecondKey=j>>1;if(0<=r.cmp(this.curve.p.umod(this.curve.n))&&isSecondKey)throw new Error("Unable to find sencond key candinate");r=isSecondKey?this.curve.pointFromX(r.add(this.curve.n),isYOdd):this.curve.pointFromX(r,isYOdd);var rInv=signature.r.invm(n),s1=n.sub(e).mul(rInv).umod(n),s2=s.mul(rInv).umod(n);return this.g.mulAdd(s1,r,s2)},EC.prototype.getKeyRecoveryParam=function(e,signature,Q,enc){if(signature=new Signature(signature,enc),null!==signature.recoveryParam)return signature.recoveryParam;for(var i=0;4>i;i++){var Qprime;try{Qprime=this.recoverPubKey(e,signature,i)}catch(e){continue}if(Qprime.eq(Q))return i}throw new Error("Unable to find valid recovery factor")}},{"../curves":146,"../utils":154,"./key":148,"./signature":149,"bn.js":155,brorand:52,"hmac-drbg":188}],148:[function(require,module){'use strict';function KeyPair(ec,options){this.ec=ec,this.priv=null,this.pub=null,options.priv&&this._importPrivate(options.priv,options.privEnc),options.pub&&this._importPublic(options.pub,options.pubEnc)}var BN=require("bn.js"),utils=require("../utils"),assert=utils.assert;module.exports=KeyPair,KeyPair.fromPublic=function(ec,pub,enc){return pub instanceof KeyPair?pub:new KeyPair(ec,{pub:pub,pubEnc:enc})},KeyPair.fromPrivate=function(ec,priv,enc){return priv instanceof KeyPair?priv:new KeyPair(ec,{priv:priv,privEnc:enc})},KeyPair.prototype.validate=function(){var pub=this.getPublic();return pub.isInfinity()?{result:!1,reason:"Invalid public key"}:pub.validate()?pub.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"}},KeyPair.prototype.getPublic=function(compact,enc){return"string"==typeof compact&&(enc=compact,compact=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),enc?this.pub.encode(enc,compact):this.pub},KeyPair.prototype.getPrivate=function(enc){return"hex"===enc?this.priv.toString(16,2):this.priv},KeyPair.prototype._importPrivate=function(key,enc){this.priv=new BN(key,enc||16),this.priv=this.priv.umod(this.ec.curve.n)},KeyPair.prototype._importPublic=function(key,enc){return key.x||key.y?("mont"===this.ec.curve.type?assert(key.x,"Need x coordinate"):("short"===this.ec.curve.type||"edwards"===this.ec.curve.type)&&assert(key.x&&key.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(key.x,key.y))):void(this.pub=this.ec.curve.decodePoint(key,enc))},KeyPair.prototype.derive=function(pub){return pub.validate()||assert(pub.validate(),"public point not validated"),pub.mul(this.priv).getX()},KeyPair.prototype.sign=function(msg,enc,options){return this.ec.sign(msg,this,enc,options)},KeyPair.prototype.verify=function(msg,signature){return this.ec.verify(msg,signature,this)},KeyPair.prototype.inspect=function(){return""}},{"../utils":154,"bn.js":155}],149:[function(require,module){'use strict';function Signature(options,enc){return options instanceof Signature?options:void(this._importDER(options,enc)||(assert(options.r&&options.s,"Signature without r or s"),this.r=new BN(options.r,16),this.s=new BN(options.s,16),this.recoveryParam=void 0===options.recoveryParam?null:options.recoveryParam))}function Position(){this.place=0}function getLength(buf,p){var initial=buf[p.place++];if(!(128&initial))return initial;var octetLen=15&initial;if(0==octetLen||4>>=0;return!(127>=val)&&(p.place=off,val)}function rmPadding(buf){for(var i=0,len=buf.length-1;!buf[i]&&!(128&buf[i+1])&&ilen)return void arr.push(len);var octets=1+(_Mathlog2(len)/_MathLN>>>3);for(arr.push(128|octets);--octets;)arr.push(255&len>>>(octets<<3));arr.push(len)}var BN=require("bn.js"),utils=require("../utils"),assert=utils.assert;module.exports=Signature,Signature.prototype._importDER=function(data,enc){data=utils.toArray(data,enc);var p=new Position;if(48!==data[p.place++])return!1;var len=getLength(data,p);if(!1===len)return!1;if(len+p.place!==data.length)return!1;if(2!==data[p.place++])return!1;var rlen=getLength(data,p);if(!1===rlen)return!1;var r=data.slice(p.place,rlen+p.place);if(p.place+=rlen,2!==data[p.place++])return!1;var slen=getLength(data,p);if(!1===slen)return!1;if(data.length!==slen+p.place)return!1;var s=data.slice(p.place,slen+p.place);if(0===r[0])if(128&r[1])r=r.slice(1);else return!1;if(0===s[0])if(128&s[1])s=s.slice(1);else return!1;return this.r=new BN(r),this.s=new BN(s),this.recoveryParam=null,!0},Signature.prototype.toDER=function(enc){var r=this.r.toArray(),s=this.s.toArray();for(128&r[0]&&(r=[0].concat(r)),128&s[0]&&(s=[0].concat(s)),r=rmPadding(r),s=rmPadding(s);!s[0]&&!(128&s[1]);)s=s.slice(1);var arr=[2];constructLength(arr,r.length),arr=arr.concat(r),arr.push(2),constructLength(arr,s.length);var backHalf=arr.concat(s),res=[48];return constructLength(res,backHalf.length),res=res.concat(backHalf),utils.encode(res,enc)}},{"../utils":154,"bn.js":155}],150:[function(require,module){'use strict';function EDDSA(curve){return assert("ed25519"===curve,"only tested with ed25519 so far"),this instanceof EDDSA?void(curve=curves[curve].curve,this.curve=curve,this.g=curve.g,this.g.precompute(curve.n.bitLength()+1),this.pointClass=curve.point().constructor,this.encodingLength=_Mathceil(curve.n.bitLength()/8),this.hash=hash.sha512):new EDDSA(curve)}var hash=require("hash.js"),curves=require("../curves"),utils=require("../utils"),assert=utils.assert,parseBytes=utils.parseBytes,KeyPair=require("./key"),Signature=require("./signature");module.exports=EDDSA,EDDSA.prototype.sign=function(message,secret){message=parseBytes(message);var key=this.keyFromSecret(secret),r=this.hashInt(key.messagePrefix(),message),R=this.g.mul(r),Rencoded=this.encodePoint(R),s_=this.hashInt(Rencoded,key.pubBytes(),message).mul(key.priv()),S=r.add(s_).umod(this.curve.n);return this.makeSignature({R:R,S:S,Rencoded:Rencoded})},EDDSA.prototype.verify=function(message,sig,pub){message=parseBytes(message),sig=this.makeSignature(sig);var key=this.keyFromPublic(pub),h=this.hashInt(sig.Rencoded(),key.pubBytes(),message),SG=this.g.mul(sig.S()),RplusAh=sig.R().add(key.pub().mul(h));return RplusAh.eq(SG)},EDDSA.prototype.hashInt=function(){for(var hash=this.hash(),i=0;i(ws>>1)-1?(ws>>1)-mod:mod,k.isubn(z)):z=0,naf[i]=z,k.iushrn(1)}return naf},utils.getJSF=function(k1,k2){var jsf=[[],[]];k1=k1.clone(),k2=k2.clone();for(var d1=0,d2=0,m8;0current.end+1?ordered[++j]=range:range.end>current.end&&(current.end=range.end,current.index=_Mathmin(current.index,range.index))}ordered.length=j+1;var combined=ordered.sort(sortByRangeIndex).map(mapWithoutIndex);return combined.type=ranges.type,combined}function mapWithIndex(range,index){return{start:range.start,end:range.end,index:index}}function mapWithoutIndex(range){return{start:range.start,end:range.end}}function sortByRangeIndex(a,b){return a.index-b.index}function sortByRangeStart(a,b){return a.start-b.start}module.exports=function(size,str,options){if("string"!=typeof str)throw new TypeError("argument str must be a string");var index=str.indexOf("=");if(-1===index)return-2;var arr=str.slice(index+1).split(","),ranges=[];ranges.type=str.slice(0,index);for(var i=0;isize-1&&(end=size-1),!(isNaN(start)||isNaN(end)||start>end||0>start))&&ranges.push({start:start,end:end})}return 1>ranges.length?-1:options&&options.combine?combineRanges(ranges):ranges}},{}],274:[function(require,module){const{Writable,PassThrough}=require("readable-stream");module.exports=class extends Writable{constructor(offset,opts={}){super(opts),this.destroyed=!1,this._queue=[],this._position=offset||0,this._cb=null,this._buffer=null,this._out=null}_write(chunk,encoding,cb){let drained=!0;for(;;){if(this.destroyed)return;if(0===this._queue.length)return this._buffer=chunk,void(this._cb=cb);this._buffer=null;var currRange=this._queue[0];const writeStart=_Mathmax(currRange.start-this._position,0),writeEnd=currRange.end-this._position;if(writeStart>=chunk.length)return this._position+=chunk.length,cb(null);let toWrite;if(writeEnd>chunk.length){this._position+=chunk.length,toWrite=0===writeStart?chunk:chunk.slice(writeStart),drained=currRange.stream.write(toWrite)&&drained;break}this._position+=writeEnd,toWrite=0===writeStart&&writeEnd===chunk.length?chunk:chunk.slice(writeStart,writeEnd),drained=currRange.stream.write(toWrite)&&drained,currRange.last&&currRange.stream.end(),chunk=chunk.slice(writeEnd),this._queue.shift()}drained?cb(null):currRange.stream.once("drain",cb.bind(null,null))}slice(ranges){if(this.destroyed)return null;Array.isArray(ranges)||(ranges=[ranges]);const str=new PassThrough;return ranges.forEach((range,i)=>{this._queue.push({start:range.start,end:range.end,stream:str,last:i===ranges.length-1})}),this._buffer&&this._write(this._buffer,null,this._cb),str}destroy(err){this.destroyed||(this.destroyed=!0,err&&this.emit("error",err))}}},{"readable-stream":290}],275:[function(require,module){"use strict";function isInteger(n){return parseInt(n,10)===n}function createRC4(N){function identityPermutation(){for(var s=Array(N),i=0;in?_StringfromCharCode(48+n):_StringfromCharCode(97+n-10)}function fromHex(c){return parseInt(c,16)}var RC4=createRC4(256);RC4.prototype.randomByte=RC4.prototype.randomNative;var RC4small=createRC4(16);RC4small.prototype.randomByte=function(){var a=this.randomNative(),b=this.randomNative();return 16*a+b};RC4small.prototype.currentStateString=function(){var state=this.currentState(),i=toHex(state.i),j=toHex(state.j),res=i+j+state.s.map(toHex).join("");return res},RC4small.prototype.setStateString=function(stateString){if(!stateString.match(/^[0-9a-f]{18}$/))throw new TypeError("RC4small stateString should be 18 hex character string");var i=fromHex(stateString[0]),j=fromHex(stateString[1]),s=stateString.split("").slice(2).map(fromHex);this.setState({i:i,j:j,s:s})},RC4.RC4small=RC4small,module.exports=RC4},{}],276:[function(require,module,exports){arguments[4][86][0].apply(exports,arguments)},{dup:86}],277:[function(require,module,exports){arguments[4][87][0].apply(exports,arguments)},{"./_stream_readable":279,"./_stream_writable":281,_process:255,dup:87,inherits:200}],278:[function(require,module,exports){arguments[4][88][0].apply(exports,arguments)},{"./_stream_transform":280,dup:88,inherits:200}],279:[function(require,module,exports){arguments[4][89][0].apply(exports,arguments)},{"../errors":276,"./_stream_duplex":277,"./internal/streams/async_iterator":282,"./internal/streams/buffer_list":283,"./internal/streams/destroy":284,"./internal/streams/from":286,"./internal/streams/state":288,"./internal/streams/stream":289,_process:255,buffer:82,dup:89,events:83,inherits:200,"string_decoder/":329,util:53}],280:[function(require,module,exports){arguments[4][90][0].apply(exports,arguments)},{"../errors":276,"./_stream_duplex":277,dup:90,inherits:200}],281:[function(require,module,exports){arguments[4][91][0].apply(exports,arguments)},{"../errors":276,"./_stream_duplex":277,"./internal/streams/destroy":284,"./internal/streams/state":288,"./internal/streams/stream":289,_process:255,buffer:82,dup:91,inherits:200,"util-deprecate":343}],282:[function(require,module,exports){arguments[4][92][0].apply(exports,arguments)},{"./end-of-stream":285,_process:255,dup:92}],283:[function(require,module,exports){arguments[4][93][0].apply(exports,arguments)},{buffer:82,dup:93,util:53}],284:[function(require,module,exports){arguments[4][94][0].apply(exports,arguments)},{_process:255,dup:94}],285:[function(require,module,exports){arguments[4][95][0].apply(exports,arguments)},{"../../../errors":276,dup:95}],286:[function(require,module,exports){arguments[4][96][0].apply(exports,arguments)},{dup:96}],287:[function(require,module,exports){arguments[4][97][0].apply(exports,arguments)},{"../../../errors":276,"./end-of-stream":285,dup:97}],288:[function(require,module,exports){arguments[4][98][0].apply(exports,arguments)},{"../../../errors":276,dup:98}],289:[function(require,module,exports){arguments[4][99][0].apply(exports,arguments)},{dup:99,events:83}],290:[function(require,module,exports){exports=module.exports=require("./lib/_stream_readable.js"),exports.Stream=exports,exports.Readable=exports,exports.Writable=require("./lib/_stream_writable.js"),exports.Duplex=require("./lib/_stream_duplex.js"),exports.Transform=require("./lib/_stream_transform.js"),exports.PassThrough=require("./lib/_stream_passthrough.js"),exports.finished=require("./lib/internal/streams/end-of-stream.js"),exports.pipeline=require("./lib/internal/streams/pipeline.js")},{"./lib/_stream_duplex.js":277,"./lib/_stream_passthrough.js":278,"./lib/_stream_readable.js":279,"./lib/_stream_transform.js":280,"./lib/_stream_writable.js":281,"./lib/internal/streams/end-of-stream.js":285,"./lib/internal/streams/pipeline.js":287}],291:[function(require,module){(function(Buffer){(function(){function RecordSet(){this.list=[],this.map=new Map}function RecordStore(){this.records=new Map,this.size=0}function RecordCache(opts){if(!(this instanceof RecordCache))return new RecordCache(opts);if(opts||(opts={}),this.maxSize=opts.maxSize||1/0,this.maxAge=opts.maxAge||0,this._onstale=opts.onStale||opts.onstale||null,this._fresh=new RecordStore,this._stale=new RecordStore,this._interval=null,this._gced=!1,this.maxAge&&this.maxAge<1/0){var tick=_Mathceil(2/3*this.maxAge);this._interval=setInterval(this._gcAuto.bind(this),tick),this._interval.unref&&this._interval.unref()}}function toString(record){return Buffer.isBuffer(record)?record.toString("hex"):record}function swap(list,a,b){var tmp=list[a];tmp.index=b,list[b].index=a,list[a]=list[b],list[b]=tmp}var EMPTY=[];module.exports=RecordCache,RecordSet.prototype.add=function(record,value){var k=toString(record),r=this.map.get(k);return!r&&(r={index:this.list.length,record:value||record},this.list.push(r),this.map.set(k,r),!0)},RecordSet.prototype.remove=function(record){var k=toString(record),r=this.map.get(k);return!!r&&(swap(this.list,r.index,this.list.length-1),this.list.pop(),this.map.delete(k),!0)},RecordStore.prototype.add=function(name,record,value){var r=this.records.get(name);return r||(r=new RecordSet,this.records.set(name,r)),!!r.add(record,value)&&(this.size++,!0)},RecordStore.prototype.remove=function(name,record,value){var r=this.records.get(name);return!!r&&!!r.remove(record,value)&&(this.size--,r.map.size||this.records.delete(name),!0)},RecordStore.prototype.get=function(name){var r=this.records.get(name);return r?r.list:EMPTY},Object.defineProperty(RecordCache.prototype,"size",{get:function(){return this._fresh.size+this._stale.size}}),RecordCache.prototype.add=function(name,record,value){this._stale.remove(name,record,value),this._fresh.add(name,record,value)&&this._fresh.size>this.maxSize&&this._gc()},RecordCache.prototype.remove=function(name,record,value){this._fresh.remove(name,record,value),this._stale.remove(name,record,value)},RecordCache.prototype.get=function(name,n){var a=this._fresh.get(name),b=this._stale.get(name),aLen=a.length,bLen=b.length,len=aLen+bLen;(n>len||!n)&&(n=len);for(var result=Array(n),i=0,j;iopts.maxBlobLength)||(debug("File length too large for Blob URL approach: %d (max: %d)",file.length,opts.maxBlobLength),fatalError(new Error(`File length too large for Blob URL approach: ${file.length} (max: ${opts.maxBlobLength})`)),!1)}function renderMediaElement(type){checkBlobLength()&&(elem=getElem(type),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),elem.src=url)))}function onLoadStart(){if(elem.removeEventListener("loadstart",onLoadStart),opts.autoplay){const playPromise=elem.play();"undefined"!=typeof playPromise&&playPromise.catch(fatalError)}}function onLoadedMetadata(){elem.removeEventListener("loadedmetadata",onLoadedMetadata),cb(null,elem)}function renderIframe(){getBlobURL(file,(err,url)=>err?fatalError(err):void(".pdf"===extname?(elem=getElem("object"),elem.setAttribute("typemustmatch",!0),elem.setAttribute("type","application/pdf"),elem.setAttribute("data",url)):(elem=getElem("iframe"),elem.sandbox="allow-forms allow-scripts",elem.src=url),cb(null,elem)))}function fatalError(err){err.message=`Error rendering file "${file.name}": ${err.message}`,debug(err.message),cb(err)}const extname=path.extname(file.name).toLowerCase();let currentTime=0,elem;MEDIASOURCE_EXTS.includes(extname)?function(){function useVideostream(){debug(`Use \`videostream\` package for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToMediaSource),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),new VideoStream(file,elem)}function useMediaSource(){debug(`Use MediaSource API for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToBlobURL),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata);const wrapper=new MediaElementWrapper(elem),writable=wrapper.createWriteStream(getCodec(file.name));file.createReadStream().pipe(writable),currentTime&&(elem.currentTime=currentTime)}function useBlobURL(){debug(`Use Blob URL for ${file.name}`),prepareElem(),elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,currentTime&&(elem.currentTime=currentTime)))}function fallbackToMediaSource(err){debug("videostream error: fallback to MediaSource API: %o",err.message||err),elem.removeEventListener("error",fallbackToMediaSource),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useMediaSource()}function fallbackToBlobURL(err){debug("MediaSource API error: fallback to Blob URL: %o",err.message||err);checkBlobLength()&&(elem.removeEventListener("error",fallbackToBlobURL),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useBlobURL())}function prepareElem(){elem||(elem=getElem(tagName),elem.addEventListener("progress",()=>{currentTime=elem.currentTime}))}const tagName=MEDIASOURCE_VIDEO_EXTS.includes(extname)?"video":"audio";MediaSource?VIDEOSTREAM_EXTS.includes(extname)?useVideostream():useMediaSource():useBlobURL()}():VIDEO_EXTS.includes(extname)?renderMediaElement("video"):AUDIO_EXTS.includes(extname)?renderMediaElement("audio"):IMAGE_EXTS.includes(extname)?function(){elem=getElem("img"),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,elem.alt=file.name,cb(null,elem)))}():IFRAME_EXTS.includes(extname)?renderIframe():function(){function done(){isAscii(str)?(debug("File extension \"%s\" appears ascii, so will render.",extname),renderIframe()):(debug("File extension \"%s\" appears non-ascii, will not render.",extname),cb(new Error(`Unsupported file type "${extname}": Cannot append to DOM`)))}debug("Unknown file extension \"%s\" - will attempt to render into iframe",extname);let str="";file.createReadStream({start:0,end:1e3}).setEncoding("utf8").on("data",chunk=>{str+=chunk}).on("end",done).on("error",cb)}()}function getBlobURL(file,cb){const extname=path.extname(file.name).toLowerCase();streamToBlobURL(file.createReadStream(),exports.mime[extname]).then(blobUrl=>cb(null,blobUrl),err=>cb(err))}function validateFile(file){if(null==file)throw new Error("file cannot be null or undefined");if("string"!=typeof file.name)throw new Error("missing or invalid file.name property");if("function"!=typeof file.createReadStream)throw new Error("missing or invalid file.createReadStream property")}function getCodec(name){const extname=path.extname(name).toLowerCase();return{".m4a":"audio/mp4; codecs=\"mp4a.40.5\"",".m4b":"audio/mp4; codecs=\"mp4a.40.5\"",".m4p":"audio/mp4; codecs=\"mp4a.40.5\"",".m4v":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".mkv":"video/webm; codecs=\"avc1.640029, mp4a.40.5\"",".mp3":"audio/mpeg",".mp4":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".webm":"video/webm; codecs=\"vorbis, vp8\""}[extname]}function parseOpts(opts){null==opts.autoplay&&(opts.autoplay=!1),null==opts.muted&&(opts.muted=!1),null==opts.controls&&(opts.controls=!0),null==opts.maxBlobLength&&(opts.maxBlobLength=MAX_BLOB_LENGTH)}function setMediaOpts(elem,opts){elem.autoplay=!!opts.autoplay,elem.muted=!!opts.muted,elem.controls=!!opts.controls}exports.render=function(file,elem,opts,cb){"function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof elem&&(elem=document.querySelector(elem)),renderMedia(file,tagName=>{if(elem.nodeName!==tagName.toUpperCase()){const extname=path.extname(file.name).toLowerCase();throw new Error(`Cannot render "${extname}" inside a "${elem.nodeName.toLowerCase()}" element, expected "${tagName}"`)}return("video"===tagName||"audio"===tagName)&&setMediaOpts(elem,opts),elem},opts,cb)},exports.append=function(file,rootElem,opts,cb){function createMedia(tagName){const elem=createElem(tagName);return setMediaOpts(elem,opts),rootElem.appendChild(elem),elem}function createElem(tagName){const elem=document.createElement(tagName);return rootElem.appendChild(elem),elem}function done(err,elem){err&&elem&&elem.remove(),cb(err,elem)}if("function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof rootElem&&(rootElem=document.querySelector(rootElem)),rootElem&&("VIDEO"===rootElem.nodeName||"AUDIO"===rootElem.nodeName))throw new Error("Invalid video/audio node argument. Argument must be root element that video/audio tag will be appended to.");renderMedia(file,function(tagName){return"video"===tagName||"audio"===tagName?createMedia(tagName):createElem(tagName)},opts,done)},exports.mime=require("./lib/mime.json");const debug=require("debug")("render-media"),isAscii=require("is-ascii"),MediaElementWrapper=require("mediasource"),path=require("path"),streamToBlobURL=require("stream-to-blob-url"),VideoStream=require("videostream"),VIDEOSTREAM_EXTS=[".m4a",".m4b",".m4p",".m4v",".mp4"],MEDIASOURCE_VIDEO_EXTS=[".m4v",".mkv",".mp4",".webm"],MEDIASOURCE_EXTS=[].concat(MEDIASOURCE_VIDEO_EXTS,[".m4a",".m4b",".m4p",".mp3"]),VIDEO_EXTS=[".mov",".ogv"],AUDIO_EXTS=[".aac",".oga",".ogg",".wav",".flac"],IMAGE_EXTS=[".bmp",".gif",".jpeg",".jpg",".png",".svg"],IFRAME_EXTS=[".css",".html",".js",".md",".pdf",".srt",".txt"],MAX_BLOB_LENGTH=200000000,MediaSource="undefined"!=typeof window&&window.MediaSource},{"./lib/mime.json":293,debug:127,"is-ascii":203,mediasource:221,path:84,"stream-to-blob-url":324,videostream:345}],293:[function(require,module){module.exports={".3gp":"video/3gpp",".aac":"audio/aac",".aif":"audio/x-aiff",".aiff":"audio/x-aiff",".atom":"application/atom+xml",".avi":"video/x-msvideo",".bmp":"image/bmp",".bz2":"application/x-bzip2",".conf":"text/plain",".css":"text/css",".csv":"text/plain",".diff":"text/x-diff",".doc":"application/msword",".flv":"video/x-flv",".gif":"image/gif",".gz":"application/x-gzip",".htm":"text/html",".html":"text/html",".ico":"image/vnd.microsoft.icon",".ics":"text/calendar",".iso":"application/octet-stream",".jar":"application/java-archive",".jpeg":"image/jpeg",".jpg":"image/jpeg",".js":"application/javascript",".json":"application/json",".less":"text/css",".log":"text/plain",".m3u":"audio/x-mpegurl",".m4a":"audio/x-m4a",".m4b":"audio/mp4",".m4p":"audio/mp4",".m4v":"video/x-m4v",".manifest":"text/cache-manifest",".markdown":"text/x-markdown",".mathml":"application/mathml+xml",".md":"text/x-markdown",".mid":"audio/midi",".midi":"audio/midi",".mov":"video/quicktime",".mp3":"audio/mpeg",".mp4":"video/mp4",".mp4v":"video/mp4",".mpeg":"video/mpeg",".mpg":"video/mpeg",".odp":"application/vnd.oasis.opendocument.presentation",".ods":"application/vnd.oasis.opendocument.spreadsheet",".odt":"application/vnd.oasis.opendocument.text",".oga":"audio/ogg",".ogg":"application/ogg",".pdf":"application/pdf",".png":"image/png",".pps":"application/vnd.ms-powerpoint",".ppt":"application/vnd.ms-powerpoint",".ps":"application/postscript",".psd":"image/vnd.adobe.photoshop",".qt":"video/quicktime",".rar":"application/x-rar-compressed",".rdf":"application/rdf+xml",".rss":"application/rss+xml",".rtf":"application/rtf",".svg":"image/svg+xml",".svgz":"image/svg+xml",".swf":"application/x-shockwave-flash",".tar":"application/x-tar",".tbz":"application/x-bzip-compressed-tar",".text":"text/plain",".tif":"image/tiff",".tiff":"image/tiff",".torrent":"application/x-bittorrent",".ttf":"application/x-font-ttf",".txt":"text/plain",".wav":"audio/wav",".webm":"video/webm",".wma":"audio/x-ms-wma",".wmv":"video/x-ms-wmv",".xls":"application/vnd.ms-excel",".xml":"application/xml",".yaml":"text/yaml",".yml":"text/yaml",".zip":"application/zip"}},{}],294:[function(require,module){'use strict';function RIPEMD160(){HashBase.call(this,64),this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520}function rotl(x,n){return x<>>32-n}function fn1(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b^c^d)+m+k,s)+e}function fn2(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b&c|~b&d)+m+k,s)+e}function fn3(a,b,c,d,e,m,k,s){return 0|rotl(0|a+((b|~c)^d)+m+k,s)+e}function fn4(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b&d|c&~d)+m+k,s)+e}function fn5(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b^(c|~d))+m+k,s)+e}var Buffer=require("buffer").Buffer,inherits=require("inherits"),HashBase=require("hash-base"),ARRAY16=Array(16),zl=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,7,4,13,1,10,6,15,3,12,0,9,5,2,14,11,8,3,10,14,4,9,15,8,1,2,7,0,6,13,11,5,12,1,9,11,10,0,8,12,4,13,3,7,15,14,5,6,2,4,0,5,9,7,12,2,10,14,1,3,8,11,6,15,13],zr=[5,14,7,0,9,2,11,4,13,6,15,8,1,10,3,12,6,11,3,7,0,13,5,10,14,15,8,12,4,9,1,2,15,5,1,3,7,14,6,9,11,8,12,2,10,0,4,13,8,6,4,1,3,11,15,0,5,12,2,13,9,7,10,14,12,15,10,4,1,5,8,7,6,2,13,14,0,3,9,11],sl=[11,14,15,12,5,8,7,9,11,13,14,15,6,7,9,8,7,6,8,13,11,9,7,15,7,12,15,9,11,7,13,12,11,13,6,7,14,9,13,15,14,8,13,6,5,12,7,5,11,12,14,15,14,15,9,8,9,14,5,6,8,6,5,12,9,15,5,11,6,8,13,12,5,12,13,14,11,8,5,6],sr=[8,9,9,11,13,15,15,5,7,7,8,11,14,14,12,6,9,13,15,7,12,8,9,11,7,7,12,7,6,15,13,11,9,7,15,11,8,6,6,14,12,13,5,14,13,13,7,5,15,5,8,11,14,14,6,14,6,9,12,9,12,5,15,8,8,5,12,9,12,5,14,6,8,13,6,5,15,13,11,11],hl=[0,1518500249,1859775393,2400959708,2840853838],hr=[1352829926,1548603684,1836072691,2053994217,0];inherits(RIPEMD160,HashBase),RIPEMD160.prototype._update=function(){for(var words=ARRAY16,j=0;16>j;++j)words[j]=this._block.readInt32LE(4*j);for(var al=0|this._a,bl=0|this._b,cl=0|this._c,dl=0|this._d,el=0|this._e,ar=0|this._a,br=0|this._b,cr=0|this._c,dr=0|this._d,er=0|this._e,i=0;80>i;i+=1){var tl,tr;16>i?(tl=fn1(al,bl,cl,dl,el,words[zl[i]],hl[0],sl[i]),tr=fn5(ar,br,cr,dr,er,words[zr[i]],hr[0],sr[i])):32>i?(tl=fn2(al,bl,cl,dl,el,words[zl[i]],hl[1],sl[i]),tr=fn4(ar,br,cr,dr,er,words[zr[i]],hr[1],sr[i])):48>i?(tl=fn3(al,bl,cl,dl,el,words[zl[i]],hl[2],sl[i]),tr=fn3(ar,br,cr,dr,er,words[zr[i]],hr[2],sr[i])):64>i?(tl=fn4(al,bl,cl,dl,el,words[zl[i]],hl[3],sl[i]),tr=fn2(ar,br,cr,dr,er,words[zr[i]],hr[3],sr[i])):(tl=fn5(al,bl,cl,dl,el,words[zl[i]],hl[4],sl[i]),tr=fn1(ar,br,cr,dr,er,words[zr[i]],hr[4],sr[i])),al=el,el=dl,dl=rotl(cl,10),cl=bl,bl=tl,ar=er,er=dr,dr=rotl(cr,10),cr=br,br=tr}var t=0|this._b+cl+dr;this._b=0|this._c+dl+er,this._c=0|this._d+el+ar,this._d=0|this._e+al+br,this._e=0|this._a+bl+cr,this._a=t},RIPEMD160.prototype._digest=function(){this._block[this._blockOffset++]=128,56 */module.exports=function(tasks,cb){function done(err){function end(){cb&&cb(err,results)}isSync?process.nextTick(end):end()}function each(err,result){results.push(result),++current>=tasks.length||err?done(err):tasks[current](each)}var current=0,results=[],isSync=!0;0>2)+1;i>2]|=128<<24-(chunkLen%4<<3),bin[(-16&(chunkLen>>2)+2)+14]=0|msgLen/536870912,bin[(-16&(chunkLen>>2)+2)+15]=msgLen<<3},getRawDigest=function(heap,padMaxChunkLen){var io=new Int32Array(heap,padMaxChunkLen+320,5),out=new Int32Array(5),arr=new DataView(out.buffer);return arr.setInt32(0,io[0],!1),arr.setInt32(4,io[1],!1),arr.setInt32(8,io[2],!1),arr.setInt32(12,io[3],!1),arr.setInt32(16,io[4],!1),out},Rusha=function(){function Rusha(chunkSize){if(_classCallCheck(this,Rusha),chunkSize=chunkSize||65536,0>2);return padZeroes(view,chunkLen),padData(view,chunkLen,msgLen),padChunkLen},Rusha.prototype._write=function(data,chunkOffset,chunkLen,off){conv(data,this._h8,this._h32,chunkOffset,chunkLen,off||0)},Rusha.prototype._coreCall=function(data,chunkOffset,chunkLen,msgLen,finalize){var padChunkLen=chunkLen;this._write(data,chunkOffset,chunkLen),finalize&&(padChunkLen=this._padChunk(chunkLen,msgLen)),this._core.hash(padChunkLen,this._padMaxChunkLen)},Rusha.prototype.rawDigest=function(str){var msgLen=str.byteLength||str.length||str.size||0;this._initState(this._heap,this._padMaxChunkLen);var chunkOffset=0,chunkLen=this._maxChunkLen;for(chunkOffset=0;msgLen>chunkOffset+chunkLen;chunkOffset+=chunkLen)this._coreCall(str,chunkOffset,chunkLen,msgLen,!1);return this._coreCall(str,chunkOffset,msgLen-chunkOffset,msgLen,!0),getRawDigest(this._heap,this._padMaxChunkLen)},Rusha.prototype.digest=function(str){return toHex(this.rawDigest(str).buffer)},Rusha.prototype.digestFromString=function(str){return this.digest(str)},Rusha.prototype.digestFromBuffer=function(str){return this.digest(str)},Rusha.prototype.digestFromArrayBuffer=function(str){return this.digest(str)},Rusha.prototype.resetState=function(){return this._initState(this._heap,this._padMaxChunkLen),this},Rusha.prototype.append=function(chunk){var chunkOffset=0,chunkLen=chunk.byteLength||chunk.length||chunk.size||0,turnOffset=this._offset%this._maxChunkLen,inputLen=void 0;for(this._offset+=chunkLen;chunkOffseti;i++)precomputedHex[i]=(16>i?"0":"")+i.toString(16);module.exports.toHex=function(arrayBuffer){for(var binarray=new Uint8Array(arrayBuffer),res=Array(arrayBuffer.byteLength),_i=0;_i=v)return 65536;if(16777216>v)for(p=1;p>2],y1$851=0|H$843[x$846+324>>2],y2$853=0|H$843[x$846+328>>2],y3$855=0|H$843[x$846+332>>2],y4$857=0|H$843[x$846+336>>2],i$847=0;(0|i$847)<(0|k$845);i$847=0|i$847+64){for(z0$850=y0$849,z1$852=y1$851,z2$854=y2$853,z3$856=y3$855,z4$858=y4$857,j$848=0;64>(0|j$848);j$848=0|j$848+4)t1$860=0|H$843[i$847+j$848>>2],t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[k$845+j$848>>2]=t1$860;for(j$848=0|k$845+64;(0|j$848)<(0|k$845+80);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+80;(0|j$848)<(0|k$845+160);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)+1859775393),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+160;(0|j$848)<(0|k$845+240);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|y1$851&y3$855|y2$853&y3$855))+(0|(0|t1$860+y4$857)-1894007588),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+240;(0|j$848)<(0|k$845+320);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)-899497514),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;y0$849=0|y0$849+z0$850,y1$851=0|y1$851+z1$852,y2$853=0|y2$853+z2$854,y3$855=0|y3$855+z3$856,y4$857=0|y4$857+z4$858}H$843[x$846+320>>2]=y0$849,H$843[x$846+324>>2]=y1$851,H$843[x$846+328>>2]=y2$853,H$843[x$846+332>>2]=y3$855,H$843[x$846+336>>2]=y4$857}}}},function(module){var _this=this,reader=void 0;"undefined"!=typeof self&&"undefined"!=typeof self.FileReaderSync&&(reader=new self.FileReaderSync);var convStr=function(str,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=str.charCodeAt(start+3);case 1:H8[0|off+1-(om<<1)]=str.charCodeAt(start+2);case 2:H8[0|off+2-(om<<1)]=str.charCodeAt(start+1);case 3:H8[0|off+3-(om<<1)]=str.charCodeAt(start);}if(!(len>2]=str.charCodeAt(start+i)<<24|str.charCodeAt(start+i+1)<<16|str.charCodeAt(start+i+2)<<8|str.charCodeAt(start+i+3);switch(lm){case 3:H8[0|off+j+1]=str.charCodeAt(start+j+2);case 2:H8[0|off+j+2]=str.charCodeAt(start+j+1);case 1:H8[0|off+j+3]=str.charCodeAt(start+j);}}},convBuf=function(buf,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=buf[start+3];case 1:H8[0|off+1-(om<<1)]=buf[start+2];case 2:H8[0|off+2-(om<<1)]=buf[start+1];case 3:H8[0|off+3-(om<<1)]=buf[start];}if(!(len>2]=buf[start+i]<<24|buf[start+i+1]<<16|buf[start+i+2]<<8|buf[start+i+3];switch(lm){case 3:H8[0|off+j+1]=buf[start+j+2];case 2:H8[0|off+j+2]=buf[start+j+1];case 1:H8[0|off+j+3]=buf[start+j];}}},convBlob=function(blob,H8,H32,start,len,off){var i=void 0,om=off%4,lm=(len+om)%4,j=len-lm,buf=new Uint8Array(reader.readAsArrayBuffer(blob.slice(start,start+len)));switch(om){case 0:H8[off]=buf[3];case 1:H8[0|off+1-(om<<1)]=buf[2];case 2:H8[0|off+2-(om<<1)]=buf[1];case 3:H8[0|off+3-(om<<1)]=buf[0];}if(!(len>2]=buf[i]<<24|buf[i+1]<<16|buf[i+2]<<8|buf[i+3];switch(lm){case 3:H8[0|off+j+1]=buf[j+2];case 2:H8[0|off+j+2]=buf[j+1];case 1:H8[0|off+j+3]=buf[j];}}};module.exports=function(data,H8,H32,start,len,off){if("string"==typeof data)return convStr(data,H8,H32,start,len,off);if(data instanceof Array)return convBuf(data,H8,H32,start,len,off);if(_this&&_this.Buffer&&_this.Buffer.isBuffer(data))return convBuf(data,H8,H32,start,len,off);if(data instanceof ArrayBuffer)return convBuf(new Uint8Array(data),H8,H32,start,len,off);if(data.buffer instanceof ArrayBuffer)return convBuf(new Uint8Array(data.buffer,data.byteOffset,data.byteLength),H8,H32,start,len,off);if(data instanceof Blob)return convBlob(data,H8,H32,start,len,off);throw new Error("Unsupported data type.")}},function(module,exports,__webpack_require__){function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function")}var _createClass=function(){function defineProperties(target,props){for(var i=0,descriptor;i */var buffer=require("buffer"),Buffer=buffer.Buffer;Buffer.from&&Buffer.alloc&&Buffer.allocUnsafe&&Buffer.allocUnsafeSlow?module.exports=buffer:(copyProps(buffer,exports),exports.Buffer=SafeBuffer),SafeBuffer.prototype=Object.create(Buffer.prototype),copyProps(Buffer,SafeBuffer),SafeBuffer.from=function(arg,encodingOrOffset,length){if("number"==typeof arg)throw new TypeError("Argument must not be a number");return Buffer(arg,encodingOrOffset,length)},SafeBuffer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("Argument must be a number");var buf=Buffer(size);return void 0===fill?buf.fill(0):"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill),buf},SafeBuffer.allocUnsafe=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return Buffer(size)},SafeBuffer.allocUnsafeSlow=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return buffer.SlowBuffer(size)}},{buffer:82}],300:[function(require,module){(function(process){(function(){'use strict';var buffer=require("buffer"),Buffer=buffer.Buffer,safer={},key;for(key in buffer)buffer.hasOwnProperty(key)&&"SlowBuffer"!==key&&"Buffer"!==key&&(safer[key]=buffer[key]);var Safer=safer.Buffer={};for(key in Buffer)Buffer.hasOwnProperty(key)&&"allocUnsafe"!==key&&"allocUnsafeSlow"!==key&&(Safer[key]=Buffer[key]);if(safer.Buffer.prototype=Buffer.prototype,Safer.from&&Safer.from!==Uint8Array.from||(Safer.from=function(value,encodingOrOffset,length){if("number"==typeof value)throw new TypeError("The \"value\" argument must not be of type number. Received type "+typeof value);if(value&&"undefined"==typeof value.length)throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof value);return Buffer(value,encodingOrOffset,length)}),Safer.alloc||(Safer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("The \"size\" argument must be of type number. Received type "+typeof size);if(0>size||2147483648<=size)throw new RangeError("The value \""+size+"\" is invalid for option \"size\"");var buf=Buffer(size);return fill&&0!==fill.length?"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill):buf.fill(0),buf}),!safer.kStringMaxLength)try{safer.kStringMaxLength=process.binding("buffer").kStringMaxLength}catch(e){}safer.constants||(safer.constants={MAX_LENGTH:safer.kMaxLength},safer.kStringMaxLength&&(safer.constants.MAX_STRING_LENGTH=safer.kStringMaxLength)),module.exports=safer}).call(this)}).call(this,require("_process"))},{_process:255,buffer:82}],301:[function(require,module){function Hash(blockSize,finalSize){this._block=Buffer.alloc(blockSize),this._finalSize=finalSize,this._blockSize=blockSize,this._len=0}var Buffer=require("safe-buffer").Buffer;Hash.prototype.update=function(data,enc){"string"==typeof data&&(enc=enc||"utf8",data=Buffer.from(data,enc));for(var block=this._block,blockSize=this._blockSize,length=data.length,accum=this._len,offset=0;offset=this._finalSize&&(this._update(this._block),this._block.fill(0));var bits=8*this._len;if(4294967295>=bits)this._block.writeUInt32BE(bits,this._blockSize-4);else{var lowBits=(4294967295&bits)>>>0;this._block.writeUInt32BE((bits-lowBits)/4294967296,this._blockSize-8),this._block.writeUInt32BE(lowBits,this._blockSize-4)}this._update(this._block);var hash=this._hash();return enc?hash.toString(enc):hash},Hash.prototype._update=function(){throw new Error("_update must be implemented by subclass")},module.exports=Hash},{"safe-buffer":299}],302:[function(require,module,exports){var exports=module.exports=function(algorithm){algorithm=algorithm.toLowerCase();var Algorithm=exports[algorithm];if(!Algorithm)throw new Error(algorithm+" is not supported (we accept pull requests)");return new Algorithm};exports.sha=require("./sha"),exports.sha1=require("./sha1"),exports.sha224=require("./sha224"),exports.sha256=require("./sha256"),exports.sha384=require("./sha384"),exports.sha512=require("./sha512")},{"./sha":303,"./sha1":304,"./sha224":305,"./sha256":306,"./sha384":307,"./sha512":308}],303:[function(require,module){function Sha(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha,Hash),Sha.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=W[i-3]^W[i-8]^W[i-14]^W[i-16];for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha},{"./hash":301,inherits:200,"safe-buffer":299}],304:[function(require,module){function Sha1(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl1(num){return num<<1|num>>>31}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha1,Hash),Sha1.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha1.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=rotl1(W[i-3]^W[i-8]^W[i-14]^W[i-16]);for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha1.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha1},{"./hash":301,inherits:200,"safe-buffer":299}],305:[function(require,module){function Sha224(){this.init(),this._w=W,Hash.call(this,64,56)}var inherits=require("inherits"),Sha256=require("./sha256"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(64);inherits(Sha224,Sha256),Sha224.prototype.init=function(){return this._a=3238371032,this._b=914150663,this._c=812702999,this._d=4144912697,this._e=4290775857,this._f=1750603025,this._g=1694076839,this._h=3204075428,this},Sha224.prototype._hash=function(){var H=Buffer.allocUnsafe(28);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H},module.exports=Sha224},{"./hash":301,"./sha256":306,inherits:200,"safe-buffer":299}],306:[function(require,module){function Sha256(){this.init(),this._w=W,Hash.call(this,64,56)}function ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x){return(x>>>2|x<<30)^(x>>>13|x<<19)^(x>>>22|x<<10)}function sigma1(x){return(x>>>6|x<<26)^(x>>>11|x<<21)^(x>>>25|x<<7)}function gamma0(x){return(x>>>7|x<<25)^(x>>>18|x<<14)^x>>>3}function gamma1(x){return(x>>>17|x<<15)^(x>>>19|x<<13)^x>>>10}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298],W=Array(64);inherits(Sha256,Hash),Sha256.prototype.init=function(){return this._a=1779033703,this._b=3144134277,this._c=1013904242,this._d=2773480762,this._e=1359893119,this._f=2600822924,this._g=528734635,this._h=1541459225,this},Sha256.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,f=0|this._f,g=0|this._g,h=0|this._h,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;64>i;++i)W[i]=0|gamma1(W[i-2])+W[i-7]+gamma0(W[i-15])+W[i-16];for(var j=0;64>j;++j){var T1=0|h+sigma1(e)+ch(e,f,g)+K[j]+W[j],T2=0|sigma0(a)+maj(a,b,c);h=g,g=f,f=e,e=0|d+T1,d=c,c=b,b=a,a=0|T1+T2}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e,this._f=0|f+this._f,this._g=0|g+this._g,this._h=0|h+this._h},Sha256.prototype._hash=function(){var H=Buffer.allocUnsafe(32);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H.writeInt32BE(this._h,28),H},module.exports=Sha256},{"./hash":301,inherits:200,"safe-buffer":299}],307:[function(require,module){function Sha384(){this.init(),this._w=W,Hash.call(this,128,112)}var inherits=require("inherits"),SHA512=require("./sha512"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(160);inherits(Sha384,SHA512),Sha384.prototype.init=function(){return this._ah=3418070365,this._bh=1654270250,this._ch=2438529370,this._dh=355462360,this._eh=1731405415,this._fh=2394180231,this._gh=3675008525,this._hh=1203062813,this._al=3238371032,this._bl=914150663,this._cl=812702999,this._dl=4144912697,this._el=4290775857,this._fl=1750603025,this._gl=1694076839,this._hl=3204075428,this},Sha384.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(48);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),H},module.exports=Sha384},{"./hash":301,"./sha512":308,inherits:200,"safe-buffer":299}],308:[function(require,module){function Sha512(){this.init(),this._w=W,Hash.call(this,128,112)}function Ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x,xl){return(x>>>28|xl<<4)^(xl>>>2|x<<30)^(xl>>>7|x<<25)}function sigma1(x,xl){return(x>>>14|xl<<18)^(x>>>18|xl<<14)^(xl>>>9|x<<23)}function Gamma0(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^x>>>7}function Gamma0l(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^(x>>>7|xl<<25)}function Gamma1(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^x>>>6}function Gamma1l(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^(x>>>6|xl<<26)}function getCarry(a,b){return a>>>0>>0?1:0}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,3609767458,1899447441,602891725,3049323471,3964484399,3921009573,2173295548,961987163,4081628472,1508970993,3053834265,2453635748,2937671579,2870763221,3664609560,3624381080,2734883394,310598401,1164996542,607225278,1323610764,1426881987,3590304994,1925078388,4068182383,2162078206,991336113,2614888103,633803317,3248222580,3479774868,3835390401,2666613458,4022224774,944711139,264347078,2341262773,604807628,2007800933,770255983,1495990901,1249150122,1856431235,1555081692,3175218132,1996064986,2198950837,2554220882,3999719339,2821834349,766784016,2952996808,2566594879,3210313671,3203337956,3336571891,1034457026,3584528711,2466948901,113926993,3758326383,338241895,168717936,666307205,1188179964,773529912,1546045734,1294757372,1522805485,1396182291,2643833823,1695183700,2343527390,1986661051,1014477480,2177026350,1206759142,2456956037,344077627,2730485921,1290863460,2820302411,3158454273,3259730800,3505952657,3345764771,106217008,3516065817,3606008344,3600352804,1432725776,4094571909,1467031594,275423344,851169720,430227734,3100823752,506948616,1363258195,659060556,3750685593,883997877,3785050280,958139571,3318307427,1322822218,3812723403,1537002063,2003034995,1747873779,3602036899,1955562222,1575990012,2024104815,1125592928,2227730452,2716904306,2361852424,442776044,2428436474,593698344,2756734187,3733110249,3204031479,2999351573,3329325298,3815920427,3391569614,3928383900,3515267271,566280711,3940187606,3454069534,4118630271,4000239992,116418474,1914138554,174292421,2731055270,289380356,3203993006,460393269,320620315,685471733,587496836,852142971,1086792851,1017036298,365543100,1126000580,2618297676,1288033470,3409855158,1501505948,4234509866,1607167915,987167468,1816402316,1246189591],W=Array(160);inherits(Sha512,Hash),Sha512.prototype.init=function(){return this._ah=1779033703,this._bh=3144134277,this._ch=1013904242,this._dh=2773480762,this._eh=1359893119,this._fh=2600822924,this._gh=528734635,this._hh=1541459225,this._al=4089235720,this._bl=2227873595,this._cl=4271175723,this._dl=1595750129,this._el=2917565137,this._fl=725511199,this._gl=4215389547,this._hl=327033209,this},Sha512.prototype._update=function(M){for(var W=this._w,ah=0|this._ah,bh=0|this._bh,ch=0|this._ch,dh=0|this._dh,eh=0|this._eh,fh=0|this._fh,gh=0|this._gh,hh=0|this._hh,al=0|this._al,bl=0|this._bl,cl=0|this._cl,dl=0|this._dl,el=0|this._el,fl=0|this._fl,gl=0|this._gl,hl=0|this._hl,i=0;32>i;i+=2)W[i]=M.readInt32BE(4*i),W[i+1]=M.readInt32BE(4*i+4);for(;160>i;i+=2){var xh=W[i-30],xl=W[i-30+1],gamma0=Gamma0(xh,xl),gamma0l=Gamma0l(xl,xh);xh=W[i-4],xl=W[i-4+1];var gamma1=Gamma1(xh,xl),gamma1l=Gamma1l(xl,xh),Wi7h=W[i-14],Wi7l=W[i-14+1],Wi16h=W[i-32],Wi16l=W[i-32+1],Wil=0|gamma0l+Wi7l,Wih=0|gamma0+Wi7h+getCarry(Wil,gamma0l);Wil=0|Wil+gamma1l,Wih=0|Wih+gamma1+getCarry(Wil,gamma1l),Wil=0|Wil+Wi16l,Wih=0|Wih+Wi16h+getCarry(Wil,Wi16l),W[i]=Wih,W[i+1]=Wil}for(var j=0;160>j;j+=2){Wih=W[j],Wil=W[j+1];var majh=maj(ah,bh,ch),majl=maj(al,bl,cl),sigma0h=sigma0(ah,al),sigma0l=sigma0(al,ah),sigma1h=sigma1(eh,el),sigma1l=sigma1(el,eh),Kih=K[j],Kil=K[j+1],chh=Ch(eh,fh,gh),chl=Ch(el,fl,gl),t1l=0|hl+sigma1l,t1h=0|hh+sigma1h+getCarry(t1l,hl);t1l=0|t1l+chl,t1h=0|t1h+chh+getCarry(t1l,chl),t1l=0|t1l+Kil,t1h=0|t1h+Kih+getCarry(t1l,Kil),t1l=0|t1l+Wil,t1h=0|t1h+Wih+getCarry(t1l,Wil);var t2l=0|sigma0l+majl,t2h=0|sigma0h+majh+getCarry(t2l,sigma0l);hh=gh,hl=gl,gh=fh,gl=fl,fh=eh,fl=el,el=0|dl+t1l,eh=0|dh+t1h+getCarry(el,dl),dh=ch,dl=cl,ch=bh,cl=bl,bh=ah,bl=al,al=0|t1l+t2l,ah=0|t1h+t2h+getCarry(al,t1l)}this._al=0|this._al+al,this._bl=0|this._bl+bl,this._cl=0|this._cl+cl,this._dl=0|this._dl+dl,this._el=0|this._el+el,this._fl=0|this._fl+fl,this._gl=0|this._gl+gl,this._hl=0|this._hl+hl,this._ah=0|this._ah+ah+getCarry(this._al,al),this._bh=0|this._bh+bh+getCarry(this._bl,bl),this._ch=0|this._ch+ch+getCarry(this._cl,cl),this._dh=0|this._dh+dh+getCarry(this._dl,dl),this._eh=0|this._eh+eh+getCarry(this._el,el),this._fh=0|this._fh+fh+getCarry(this._fl,fl),this._gh=0|this._gh+gh+getCarry(this._gl,gl),this._hh=0|this._hh+hh+getCarry(this._hl,hl)},Sha512.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(64);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),writeInt64BE(this._gh,this._gl,48),writeInt64BE(this._hh,this._hl,56),H},module.exports=Sha512},{"./hash":301,inherits:200,"safe-buffer":299}],309:[function(require,module){(function(Buffer){(function(){/*! simple-concat. MIT License. Feross Aboukhadijeh */module.exports=function(stream,cb){var chunks=[];stream.on("data",function(chunk){chunks.push(chunk)}),stream.once("end",function(){cb&&cb(null,Buffer.concat(chunks)),cb=null}),stream.once("error",function(err){cb&&cb(err),cb=null})}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],310:[function(require,module){(function(Buffer){(function(){function simpleGet(opts,cb){if(opts=Object.assign({maxRedirects:10},"string"==typeof opts?{url:opts}:opts),cb=once(cb),opts.url){const{hostname,port,protocol,auth,path}=url.parse(opts.url);delete opts.url,hostname||port||protocol||auth?Object.assign(opts,{hostname,port,protocol,auth,path}):opts.path=path}const headers={"accept-encoding":"gzip, deflate"};opts.headers&&Object.keys(opts.headers).forEach(k=>headers[k.toLowerCase()]=opts.headers[k]),opts.headers=headers;let body;opts.body?body=opts.json&&!isStream(opts.body)?JSON.stringify(opts.body):opts.body:opts.form&&(body="string"==typeof opts.form?opts.form:querystring.stringify(opts.form),opts.headers["content-type"]="application/x-www-form-urlencoded"),body&&(!opts.method&&(opts.method="POST"),!isStream(body)&&(opts.headers["content-length"]=Buffer.byteLength(body)),opts.json&&!opts.form&&(opts.headers["content-type"]="application/json")),delete opts.body,delete opts.form,opts.json&&(opts.headers.accept="application/json"),opts.method&&(opts.method=opts.method.toUpperCase());const protocol="https:"===opts.protocol?https:http,req=protocol.request(opts,res=>{if(!1!==opts.followRedirects&&300<=res.statusCode&&400>res.statusCode&&res.headers.location)return opts.url=res.headers.location,delete opts.headers.host,res.resume(),"POST"===opts.method&&[301,302].includes(res.statusCode)&&(opts.method="GET",delete opts.headers["content-length"],delete opts.headers["content-type"]),0==opts.maxRedirects--?cb(new Error("too many redirects")):simpleGet(opts,cb);const tryUnzip="function"==typeof decompressResponse&&"HEAD"!==opts.method;cb(null,tryUnzip?decompressResponse(res):res)});return req.on("timeout",()=>{req.abort(),cb(new Error("Request timed out"))}),req.on("error",cb),isStream(body)?body.on("error",cb).pipe(req):req.end(body),req}module.exports=simpleGet;const concat=require("simple-concat"),decompressResponse=require("decompress-response"),http=require("http"),https=require("https"),once=require("once"),querystring=require("querystring"),url=require("url"),isStream=o=>null!==o&&"object"==typeof o&&"function"==typeof o.pipe;simpleGet.concat=(opts,cb)=>simpleGet(opts,(err,res)=>err?cb(err):void concat(res,(err,data)=>{if(err)return cb(err);if(opts.json)try{data=JSON.parse(data.toString())}catch(err){return cb(err,res,data)}cb(null,res,data)})),["get","post","put","patch","head","delete"].forEach(method=>{simpleGet[method]=(opts,cb)=>("string"==typeof opts&&(opts={url:opts}),simpleGet(Object.assign({method:method.toUpperCase()},opts),cb))})}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,"decompress-response":53,http:320,https:197,once:241,querystring:267,"simple-concat":309,url:339}],311:[function(require,module){function filterTrickle(sdp){return sdp.replace(/a=ice-options:trickle\s\n/g,"")}function warn(message){console.warn(message)}/*! simple-peer. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-peer"),getBrowserRTC=require("get-browser-rtc"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),errCode=require("err-code"),{Buffer}=require("buffer"),MAX_BUFFERED_AMOUNT=65536;class Peer extends stream.Duplex{constructor(opts){if(opts=Object.assign({allowHalfOpen:!1},opts),super(opts),this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new peer %o",opts),this.channelName=opts.initiator?opts.channelName||randombytes(20).toString("hex"):null,this.initiator=opts.initiator||!1,this.channelConfig=opts.channelConfig||Peer.channelConfig,this.channelNegotiated=this.channelConfig.negotiated,this.config=Object.assign({},Peer.config,opts.config),this.offerOptions=opts.offerOptions||{},this.answerOptions=opts.answerOptions||{},this.sdpTransform=opts.sdpTransform||(sdp=>sdp),this.streams=opts.streams||(opts.stream?[opts.stream]:[]),this.trickle=void 0===opts.trickle||opts.trickle,this.allowHalfTrickle=void 0!==opts.allowHalfTrickle&&opts.allowHalfTrickle,this.iceCompleteTimeout=opts.iceCompleteTimeout||5000,this.destroyed=!1,this.destroying=!1,this._connected=!1,this.remoteAddress=void 0,this.remoteFamily=void 0,this.remotePort=void 0,this.localAddress=void 0,this.localFamily=void 0,this.localPort=void 0,this._wrtc=opts.wrtc&&"object"==typeof opts.wrtc?opts.wrtc:getBrowserRTC(),!this._wrtc)if("undefined"==typeof window)throw errCode(new Error("No WebRTC support: Specify `opts.wrtc` option in this environment"),"ERR_WEBRTC_SUPPORT");else throw errCode(new Error("No WebRTC support: Not a supported browser"),"ERR_WEBRTC_SUPPORT");this._pcReady=!1,this._channelReady=!1,this._iceComplete=!1,this._iceCompleteTimer=null,this._channel=null,this._pendingCandidates=[],this._isNegotiating=!1,this._firstNegotiation=!0,this._batchedNegotiation=!1,this._queuedNegotiation=!1,this._sendersAwaitingStable=[],this._senderMap=new Map,this._closingInterval=null,this._remoteTracks=[],this._remoteStreams=[],this._chunk=null,this._cb=null,this._interval=null;try{this._pc=new this._wrtc.RTCPeerConnection(this.config)}catch(err){return void this.destroy(errCode(err,"ERR_PC_CONSTRUCTOR"))}this._isReactNativeWebrtc="number"==typeof this._pc._peerConnectionId,this._pc.oniceconnectionstatechange=()=>{this._onIceStateChange()},this._pc.onicegatheringstatechange=()=>{this._onIceStateChange()},this._pc.onconnectionstatechange=()=>{this._onConnectionStateChange()},this._pc.onsignalingstatechange=()=>{this._onSignalingStateChange()},this._pc.onicecandidate=event=>{this._onIceCandidate(event)},"object"==typeof this._pc.peerIdentity&&this._pc.peerIdentity.catch(err=>{this.destroy(errCode(err,"ERR_PC_PEER_IDENTITY"))}),this.initiator||this.channelNegotiated?this._setupData({channel:this._pc.createDataChannel(this.channelName,this.channelConfig)}):this._pc.ondatachannel=event=>{this._setupData(event)},this.streams&&this.streams.forEach(stream=>{this.addStream(stream)}),this._pc.ontrack=event=>{this._onTrack(event)},this._debug("initial negotiation"),this._needsNegotiation(),this._onFinishBound=()=>{this._onFinish()},this.once("finish",this._onFinishBound)}get bufferSize(){return this._channel&&this._channel.bufferedAmount||0}get connected(){return this._connected&&"open"===this._channel.readyState}address(){return{port:this.localPort,family:this.localFamily,address:this.localAddress}}signal(data){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot signal after peer is destroyed"),"ERR_DESTROYED");if("string"==typeof data)try{data=JSON.parse(data)}catch(err){data={}}this._debug("signal()"),data.renegotiate&&this.initiator&&(this._debug("got request to renegotiate"),this._needsNegotiation()),data.transceiverRequest&&this.initiator&&(this._debug("got request for transceiver"),this.addTransceiver(data.transceiverRequest.kind,data.transceiverRequest.init)),data.candidate&&(this._pc.remoteDescription&&this._pc.remoteDescription.type?this._addIceCandidate(data.candidate):this._pendingCandidates.push(data.candidate)),data.sdp&&this._pc.setRemoteDescription(new this._wrtc.RTCSessionDescription(data)).then(()=>{this.destroyed||(this._pendingCandidates.forEach(candidate=>{this._addIceCandidate(candidate)}),this._pendingCandidates=[],"offer"===this._pc.remoteDescription.type&&this._createAnswer())}).catch(err=>{this.destroy(errCode(err,"ERR_SET_REMOTE_DESCRIPTION"))}),data.sdp||data.candidate||data.renegotiate||data.transceiverRequest||this.destroy(errCode(new Error("signal() called with invalid signal data"),"ERR_SIGNALING"))}}_addIceCandidate(candidate){const iceCandidateObj=new this._wrtc.RTCIceCandidate(candidate);this._pc.addIceCandidate(iceCandidateObj).catch(err=>{!iceCandidateObj.address||iceCandidateObj.address.endsWith(".local")?warn("Ignoring unsupported ICE candidate."):this.destroy(errCode(err,"ERR_ADD_ICE_CANDIDATE"))})}send(chunk){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot send after peer is destroyed"),"ERR_DESTROYED");this._channel.send(chunk)}}addTransceiver(kind,init){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addTransceiver after peer is destroyed"),"ERR_DESTROYED");if(this._debug("addTransceiver()"),this.initiator)try{this._pc.addTransceiver(kind,init),this._needsNegotiation()}catch(err){this.destroy(errCode(err,"ERR_ADD_TRANSCEIVER"))}else this.emit("signal",{type:"transceiverRequest",transceiverRequest:{kind,init}})}}addStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addStream after peer is destroyed"),"ERR_DESTROYED");this._debug("addStream()"),stream.getTracks().forEach(track=>{this.addTrack(track,stream)})}}addTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot addTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("addTrack()");const submap=this._senderMap.get(track)||new Map;let sender=submap.get(stream);if(!sender)sender=this._pc.addTrack(track,stream),submap.set(stream,sender),this._senderMap.set(track,submap),this._needsNegotiation();else if(sender.removed)throw errCode(new Error("Track has been removed. You should enable/disable tracks that you want to re-add."),"ERR_SENDER_REMOVED");else throw errCode(new Error("Track has already been added to that stream."),"ERR_SENDER_ALREADY_ADDED")}replaceTrack(oldTrack,newTrack,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot replaceTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("replaceTrack()");const submap=this._senderMap.get(oldTrack),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot replace track that was never added."),"ERR_TRACK_NOT_ADDED");newTrack&&this._senderMap.set(newTrack,submap),null==sender.replaceTrack?this.destroy(errCode(new Error("replaceTrack is not supported in this browser"),"ERR_UNSUPPORTED_REPLACETRACK")):sender.replaceTrack(newTrack)}removeTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot removeTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSender()");const submap=this._senderMap.get(track),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot remove track that was never added."),"ERR_TRACK_NOT_ADDED");try{sender.removed=!0,this._pc.removeTrack(sender)}catch(err){"NS_ERROR_UNEXPECTED"===err.name?this._sendersAwaitingStable.push(sender):this.destroy(errCode(err,"ERR_REMOVE_TRACK"))}this._needsNegotiation()}removeStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot removeStream after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSenders()"),stream.getTracks().forEach(track=>{this.removeTrack(track,stream)})}}_needsNegotiation(){this._debug("_needsNegotiation");this._batchedNegotiation||(this._batchedNegotiation=!0,queueMicrotask(()=>{this._batchedNegotiation=!1,this.initiator||!this._firstNegotiation?(this._debug("starting batched negotiation"),this.negotiate()):this._debug("non-initiator initial negotiation request discarded"),this._firstNegotiation=!1}))}negotiate(){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot negotiate after peer is destroyed"),"ERR_DESTROYED");this.initiator?this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("start negotiation"),setTimeout(()=>{this._createOffer()},0)):this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("requesting negotiation from initiator"),this.emit("signal",{type:"renegotiate",renegotiate:!0})),this._isNegotiating=!0}}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){this.destroyed||this.destroying||(this.destroying=!0,this._debug("destroying (error: %s)",err&&(err.message||err)),queueMicrotask(()=>{if(this.destroyed=!0,this.destroying=!1,this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(err){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(err){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,err&&this.emit("error",err),this.emit("close"),cb()}))}_setupData(event){if(!event.channel)return this.destroy(errCode(new Error("Data channel event is missing `channel` property"),"ERR_DATA_CHANNEL"));this._channel=event.channel,this._channel.binaryType="arraybuffer","number"==typeof this._channel.bufferedAmountLowThreshold&&(this._channel.bufferedAmountLowThreshold=MAX_BUFFERED_AMOUNT),this.channelName=this._channel.label,this._channel.onmessage=event=>{this._onChannelMessage(event)},this._channel.onbufferedamountlow=()=>{this._onChannelBufferedAmountLow()},this._channel.onopen=()=>{this._onChannelOpen()},this._channel.onclose=()=>{this._onChannelClose()},this._channel.onerror=event=>{const err=event.error instanceof Error?event.error:new Error(`Datachannel error: ${event.message} ${event.filename}:${event.lineno}:${event.colno}`);this.destroy(errCode(err,"ERR_DATA_CHANNEL"))};let isClosing=!1;this._closingInterval=setInterval(()=>{this._channel&&"closing"===this._channel.readyState?(isClosing&&this._onChannelClose(),isClosing=!0):isClosing=!1},5000)}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(errCode(new Error("cannot write after peer is destroyed"),"ERR_DATA_CHANNEL"));if(this._connected){try{this.send(chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_onFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this._connected?destroySoon():this.once("connect",destroySoon)}}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout(()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))},this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then(offer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(offer.sdp=filterTrickle(offer.sdp)),offer.sdp=this.sdpTransform(offer.sdp);const sendOffer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||offer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp})}};this._pc.setLocalDescription(offer).then(()=>{this._debug("createOffer success");this.destroyed||(this.trickle||this._iceComplete?sendOffer():this.once("_iceComplete",sendOffer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_OFFER"))})}_requestMissingTransceivers(){this._pc.getTransceivers&&this._pc.getTransceivers().forEach(transceiver=>{transceiver.mid||!transceiver.sender.track||transceiver.requested||(transceiver.requested=!0,this.addTransceiver(transceiver.sender.track.kind))})}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then(answer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(answer.sdp=filterTrickle(answer.sdp)),answer.sdp=this.sdpTransform(answer.sdp);const sendAnswer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||answer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp}),this.initiator||this._requestMissingTransceivers()}};this._pc.setLocalDescription(answer).then(()=>{this.destroyed||(this.trickle||this._iceComplete?sendAnswer():this.once("_iceComplete",sendAnswer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_ANSWER"))})}_onConnectionStateChange(){this.destroyed||"failed"===this._pc.connectionState&&this.destroy(errCode(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const iceConnectionState=this._pc.iceConnectionState,iceGatheringState=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",iceConnectionState,iceGatheringState),this.emit("iceStateChange",iceConnectionState,iceGatheringState),("connected"===iceConnectionState||"completed"===iceConnectionState)&&(this._pcReady=!0,this._maybeReady()),"failed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(cb){const flattenValues=report=>("[object Array]"===Object.prototype.toString.call(report.values)&&report.values.forEach(value=>{Object.assign(report,value)}),report);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then(res=>{const reports=[];res.forEach(report=>{reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):0{if(this.destroyed)return;const reports=[];res.result().forEach(result=>{const report={};result.names().forEach(name=>{report[name]=result.stat(name)}),report.id=result.id,report.type=result.type,report.timestamp=result.timestamp,reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):cb(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const findCandidatePair=()=>{this.destroyed||this.getStats((err,items)=>{if(this.destroyed)return;err&&(items=[]);const remoteCandidates={},localCandidates={},candidatePairs={};let foundSelectedCandidatePair=!1;items.forEach(item=>{("remotecandidate"===item.type||"remote-candidate"===item.type)&&(remoteCandidates[item.id]=item),("localcandidate"===item.type||"local-candidate"===item.type)&&(localCandidates[item.id]=item),("candidatepair"===item.type||"candidate-pair"===item.type)&&(candidatePairs[item.id]=item)});const setSelectedCandidatePair=selectedCandidatePair=>{foundSelectedCandidatePair=!0;let local=localCandidates[selectedCandidatePair.localCandidateId];local&&(local.ip||local.address)?(this.localAddress=local.ip||local.address,this.localPort=+local.port):local&&local.ipAddress?(this.localAddress=local.ipAddress,this.localPort=+local.portNumber):"string"==typeof selectedCandidatePair.googLocalAddress&&(local=selectedCandidatePair.googLocalAddress.split(":"),this.localAddress=local[0],this.localPort=+local[1]),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let remote=remoteCandidates[selectedCandidatePair.remoteCandidateId];remote&&(remote.ip||remote.address)?(this.remoteAddress=remote.ip||remote.address,this.remotePort=+remote.port):remote&&remote.ipAddress?(this.remoteAddress=remote.ipAddress,this.remotePort=+remote.portNumber):"string"==typeof selectedCandidatePair.googRemoteAddress&&(remote=selectedCandidatePair.googRemoteAddress.split(":"),this.remoteAddress=remote[0],this.remotePort=+remote[1]),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(items.forEach(item=>{"transport"===item.type&&item.selectedCandidatePairId&&setSelectedCandidatePair(candidatePairs[item.selectedCandidatePairId]),("googCandidatePair"===item.type&&"true"===item.googActiveConnection||("candidatepair"===item.type||"candidate-pair"===item.type)&&item.selected)&&setSelectedCandidatePair(item)}),!foundSelectedCandidatePair&&(!Object.keys(candidatePairs).length||Object.keys(localCandidates).length))return void setTimeout(findCandidatePair,100);if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")})};findCandidatePair()}_onInterval(){this._cb&&this._channel&&!(this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT)&&this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach(sender=>{this._pc.removeTrack(sender),this._queuedNegotiation=!0}),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(event){this.destroyed||(event.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:event.candidate.candidate,sdpMLineIndex:event.candidate.sdpMLineIndex,sdpMid:event.candidate.sdpMid}}):!event.candidate&&!this._iceComplete&&(this._iceComplete=!0,this.emit("_iceComplete")),event.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_onChannelBufferedAmountLow(){if(!this.destroyed&&this._cb){this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.destroy())}_onTrack(event){this.destroyed||event.streams.forEach(eventStream=>{this._debug("on track"),this.emit("track",event.track,eventStream),this._remoteTracks.push({track:event.track,stream:eventStream});this._remoteStreams.some(remoteStream=>remoteStream.id===eventStream.id)||(this._remoteStreams.push(eventStream),queueMicrotask(()=>{this._debug("on stream"),this.emit("stream",eventStream)}))})}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Peer.WEBRTC_SUPPORT=!!getBrowserRTC(),Peer.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},Peer.channelConfig={},module.exports=Peer},{buffer:82,debug:127,"err-code":158,"get-browser-rtc":169,"queue-microtask":268,randombytes:271,"readable-stream":290}],312:[function(require,module){function sha1sync(buf){return rusha.digest(buf)}function sha1(buf,cb){return subtle?void("string"==typeof buf&&(buf=uint8array(buf)),subtle.digest({name:"sha-1"},buf).then(function(result){cb(hex(new Uint8Array(result)))},function(){cb(sha1sync(buf))})):void("undefined"==typeof window?queueMicrotask(()=>cb(sha1sync(buf))):rushaWorkerSha1(buf,function(err,hash){return err?void cb(sha1sync(buf)):void cb(hash)}))}function uint8array(s){const l=s.length,array=new Uint8Array(l);for(let i=0;i>>4).toString(16)),chars.push((15&bite).toString(16))}return chars.join("")}const Rusha=require("rusha"),rushaWorkerSha1=require("./rusha-worker-sha1"),rusha=new Rusha,scope="undefined"==typeof window?self:window,crypto=scope.crypto||scope.msCrypto||{};let subtle=crypto.subtle||crypto.webkitSubtle;try{subtle.digest({name:"sha-1"},new Uint8Array).catch(function(){subtle=!1})}catch(err){subtle=!1}module.exports=sha1,module.exports.sync=sha1sync},{"./rusha-worker-sha1":313,rusha:298}],313:[function(require,module){function init(){worker=Rusha.createWorker(),nextTaskId=1,cbs={},worker.onmessage=function(e){const taskId=e.data.id,cb=cbs[taskId];delete cbs[taskId],null==e.data.error?cb(null,e.data.hash):cb(new Error("Rusha worker error: "+e.data.error))}}function sha1(buf,cb){worker||init(),cbs[nextTaskId]=cb,worker.postMessage({id:nextTaskId,data:buf}),nextTaskId+=1}const Rusha=require("rusha");let worker,nextTaskId,cbs;module.exports=sha1},{rusha:298}],314:[function(require,module){(function(Buffer){(function(){/*! simple-websocket. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-websocket"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),ws=require("ws"),_WebSocket="function"==typeof ws?ws:WebSocket,MAX_BUFFERED_AMOUNT=65536;class Socket extends stream.Duplex{constructor(opts={}){if("string"==typeof opts&&(opts={url:opts}),opts=Object.assign({allowHalfOpen:!1},opts),super(opts),null==opts.url&&null==opts.socket)throw new Error("Missing required `url` or `socket` option");if(null!=opts.url&&null!=opts.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new websocket: %o",opts),this.connected=!1,this.destroyed=!1,this._chunk=null,this._cb=null,this._interval=null,opts.socket)this.url=opts.socket.url,this._ws=opts.socket,this.connected=opts.socket.readyState===_WebSocket.OPEN;else{this.url=opts.url;try{this._ws="function"==typeof ws?new _WebSocket(opts.url,null,{...opts,encoding:void 0}):new _WebSocket(opts.url)}catch(err){return void queueMicrotask(()=>this.destroy(err))}}this._ws.binaryType="arraybuffer",opts.socket&&this.connected?queueMicrotask(()=>this._handleOpen()):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=event=>this._handleMessage(event),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=err=>this._handleError(err),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(chunk){this._ws.send(chunk)}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){if(!this.destroyed){if(this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this.connected=!1,this.destroyed=!0,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const ws=this._ws,onClose=()=>{ws.onclose=null};if(ws.readyState===_WebSocket.CLOSED)onClose();else try{ws.onclose=onClose,ws.close()}catch(err){onClose()}ws.onopen=null,ws.onmessage=null,ws.onerror=()=>{}}this._ws=null,err&&this.emit("error",err),this.emit("close"),cb()}}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(chunk)}catch(err){return this.destroy(err)}"function"!=typeof ws&&this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_handleOpen(){if(!(this.connected||this.destroyed)){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(err)}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"function"!=typeof ws&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this.connected?destroySoon():this.once("connect",destroySoon)}}_onInterval(){if(this._cb&&this._ws&&!(this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT)){this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Socket.WEBSOCKET_SUPPORT=!!_WebSocket,module.exports=Socket}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,debug:127,"queue-microtask":268,randombytes:271,"readable-stream":290,ws:53}],315:[function(require,module){const Throttle=require("./lib/throttle"),ThrottleGroup=require("./lib/throttle-group");module.exports={Throttle,ThrottleGroup}},{"./lib/throttle":317,"./lib/throttle-group":316}],316:[function(require,module){const{TokenBucket}=require("limiter"),Throttle=require("./throttle");module.exports=class{constructor(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");this.throttles=[],this.setEnabled(opts.enabled),this.setRate(opts.rate,opts.chunksize)}getEnabled(){return this._enabled}getRate(){return this.bucket.tokensPerInterval}getChunksize(){return this.chunksize}setEnabled(val=!0){if("boolean"!=typeof val)throw new Error("Enabled must be a boolean");this._enabled=val;for(const throttle of this.throttles)throttle.setEnabled(val)}setRate(rate,chunksize=null){if(!_NumberisInteger(rate)||0>rate)throw new Error("Rate must be an integer bigger than zero");if(rate=parseInt(rate),chunksize&&("number"!=typeof chunksize||0>=chunksize))throw new Error("Chunksize must be bigger than zero");if(chunksize=chunksize||_Mathmax(parseInt(rate/10),1),chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.bucket||(this.bucket=new TokenBucket(rate,rate,"second",null)),this.bucket.bucketSize=rate,this.bucket.tokensPerInterval=rate,this.chunksize=chunksize}setChunksize(chunksize){if(!_NumberisInteger(chunksize)||0>=chunksize)throw new Error("Chunk size must be an integer bigger than zero");const rate=this.getRate();if(chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.chunksize=chunksize}throttle(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");const newThrottle=new Throttle({...opts,group:this});return newThrottle}destroy(){for(const throttle of this.throttles)throttle.destroy();this.throttles=[]}_addThrottle(throttle){if(!(throttle instanceof Throttle))throw new Error("Throttle must be an instance of Throttle");this.throttles.push(throttle)}_removeThrottle(throttle){const index=this.throttles.indexOf(throttle);-1{function isDone(err){if(self._emitter.removeListener("disabled",isDone),self._emitter.removeListener("destroyed",isDone),!done)return done=!0,err?reject(err):void resolve()}let done=!1;const self=this;this._emitter.once("disabled",isDone),this._emitter.once("destroyed",isDone),this._group.bucket.removeTokens(amount,isDone)})}_areBothEnabled(){return this._enabled&&this._group.getEnabled()}async _processChunk(chunk,done){if(!this._areBothEnabled())return done(null,chunk);let pos=0,chunksize=this._group.getChunksize(),slice=chunk.slice(pos,pos+chunksize);for(;0setTimeout(resolve,time))}}},{}],319:[function(require,module){var tick=1,maxTick=65535,resolution=4,inc=function(){tick=tick+1&maxTick},timer;module.exports=function(seconds){timer||(timer=setInterval(inc,0|1e3/resolution),timer.unref&&timer.unref());var size=resolution*(seconds||5),buffer=[0],pointer=1,last=tick-1&maxTick;return function(delta){var dist=tick-last&maxTick;for(dist>size&&(dist=size),last=tick;dist--;)pointer===size&&(pointer=0),buffer[pointer]=buffer[0===pointer?size-1:pointer-1],pointer++;delta&&(buffer[pointer-1]+=delta);var top=buffer[pointer-1],btm=buffer.lengthself._pos){var newData=response.substr(self._pos);if("x-user-defined"===self._charset){for(var buffer=Buffer.alloc(newData.length),i=0;iself._pos&&(self.push(Buffer.from(new Uint8Array(reader.result.slice(self._pos)))),self._pos=reader.result.byteLength)},reader.onload=function(){resetTimers(!0),self.push(null)},reader.readAsArrayBuffer(response);}self._xhr.readyState===rStates.DONE&&"ms-stream"!==self._mode&&(resetTimers(!0),self.push(null))}}).call(this)}).call(this,require("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,require("buffer").Buffer)},{"./capability":321,_process:255,buffer:82,inherits:200,"readable-stream":290}],324:[function(require,module){module.exports=async function(stream,mimeType){const blob=await getBlob(stream,mimeType),url=URL.createObjectURL(blob);return url};const getBlob=require("stream-to-blob")},{"stream-to-blob":325}],325:[function(require,module){/*! stream-to-blob. MIT License. Feross Aboukhadijeh */module.exports=function(stream,mimeType){if(null!=mimeType&&"string"!=typeof mimeType)throw new Error("Invalid mimetype, expected string.");return new Promise((resolve,reject)=>{const chunks=[];stream.on("data",chunk=>chunks.push(chunk)).once("end",()=>{const blob=null==mimeType?new Blob(chunks):new Blob(chunks,{type:mimeType});resolve(blob)}).once("error",reject)})}},{}],326:[function(require,module){(function(Buffer){(function(){/*! stream-with-known-length-to-buffer. MIT License. Feross Aboukhadijeh */var once=require("once");module.exports=function(stream,length,cb){cb=once(cb);var buf=Buffer.alloc(length),offset=0;stream.on("data",function(chunk){chunk.copy(buf,offset),offset+=chunk.length}).on("end",function(){cb(null,buf)}).on("error",cb)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,once:241}],327:[function(require,module){function afterDrain(){this.stream._duplexState|=READ_PIPE_DRAINED,0==(this.stream._duplexState&READ_ACTIVE_AND_SYNC)&&this.updateNextTick()}function afterFinal(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROY_STATUS)&&(stream._duplexState|=WRITE_DONE,stream.emit("finish")),(stream._duplexState&AUTO_DESTROY)===DONE&&(stream._duplexState|=DESTROYING),stream._duplexState&=WRITE_NOT_ACTIVE,this.update()}function afterDestroy(err){const stream=this.stream;err||this.error===STREAM_DESTROYED||(err=this.error),err&&stream.emit("error",err),stream._duplexState|=DESTROYED,stream.emit("close");const rs=stream._readableState,ws=stream._writableState;null!==rs&&null!==rs.pipeline&&rs.pipeline.done(stream,err),null!==ws&&null!==ws.pipeline&&ws.pipeline.done(stream,err)}function afterWrite(err){const stream=this.stream;err&&stream.destroy(err),stream._duplexState&=WRITE_NOT_ACTIVE,(stream._duplexState&WRITE_DRAIN_STATUS)===WRITE_UNDRAINED&&(stream._duplexState&=WRITE_DRAINED,(stream._duplexState&WRITE_EMIT_DRAIN)===WRITE_EMIT_DRAIN&&stream.emit("drain")),0==(stream._duplexState&WRITE_SYNC)&&this.update()}function afterRead(err){err&&this.stream.destroy(err),this.stream._duplexState&=READ_NOT_ACTIVE,0==(this.stream._duplexState&READ_SYNC)&&this.update()}function updateReadNT(){this.stream._duplexState&=READ_NOT_NEXT_TICK,this.update()}function updateWriteNT(){this.stream._duplexState&=WRITE_NOT_NEXT_TICK,this.update()}function afterOpen(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROYING)&&(0==(stream._duplexState&READ_PRIMARY_STATUS)&&(stream._duplexState|=READ_PRIMARY),0==(stream._duplexState&WRITE_PRIMARY_STATUS)&&(stream._duplexState|=WRITE_PRIMARY),stream.emit("open")),stream._duplexState&=NOT_ACTIVE,null!==stream._writableState&&stream._writableState.update(),null!==stream._readableState&&stream._readableState.update()}function afterTransform(err,data){data!==void 0&&null!==data&&this.push(data),this._writableState.afterWrite(err)}function transformAfterFlush(err,data){const cb=this._transformState.afterFinal;return err?cb(err):void(null!==data&&data!==void 0&&this.push(data),this.push(null),cb(null))}function pipeline(stream,...streams){function errorHandle(s,rd,wr,onerror){s.on("error",onerror),s.on("close",function(){return rd&&s._readableState&&!s._readableState.ended?onerror(PREMATURE_CLOSE):wr&&s._writableState&&!s._writableState.ended?onerror(PREMATURE_CLOSE):void 0})}function onerror(err){if(err&&!error){error=err;for(const s of all)s.destroy(err)}}const all=Array.isArray(stream)?[...stream,...streams]:[stream,...streams],done=all.length&&"function"==typeof all[all.length-1]?all.pop():null;if(2>all.length)throw new Error("Pipeline requires at least 2 streams");let src=all[0],dest=null,error=null;for(let i=1;i{fin=!0}),dest.on("error",err=>{error=error||err}),dest.on("close",()=>done(error||(fin?null:PREMATURE_CLOSE)))}return dest}function isStream(stream){return!!stream._readableState||!!stream._writableState}function isStreamx(stream){return"number"==typeof stream._duplexState&&isStream(stream)}function isReadStreamx(stream){return isStreamx(stream)&&stream.readable}function isTypedArray(data){return"object"==typeof data&&null!==data&&"number"==typeof data.byteLength}function defaultByteLength(data){return isTypedArray(data)?data.byteLength:1024}function noop(){}function abort(){this.destroy(new Error("Stream aborted."))}const{EventEmitter}=require("events"),STREAM_DESTROYED=new Error("Stream was destroyed"),PREMATURE_CLOSE=new Error("Premature close"),queueTick=require("queue-tick"),FIFO=require("fast-fifo"),MAX=33554431,OPENING=1,DESTROYING=2,DESTROYED=4,NOT_OPENING=MAX^OPENING,READ_ACTIVE=8,READ_PRIMARY=16,READ_SYNC=32,READ_QUEUED=64,READ_RESUMED=128,READ_PIPE_DRAINED=256,READ_ENDING=512,READ_EMIT_DATA=1024,READ_EMIT_READABLE=2048,READ_EMITTED_READABLE=4096,READ_DONE=8192,READ_NEXT_TICK=16392,READ_NEEDS_PUSH=32768,READ_NOT_ACTIVE=MAX^READ_ACTIVE,READ_PIPE_NOT_DRAINED=MAX^(READ_RESUMED|READ_PIPE_DRAINED),READ_NOT_NEXT_TICK=MAX^READ_NEXT_TICK,WRITE_ACTIVE=65536,WRITE_PRIMARY=131072,WRITE_SYNC=262144,WRITE_QUEUED=524288,WRITE_UNDRAINED=1048576,WRITE_DONE=2097152,WRITE_EMIT_DRAIN=4194304,WRITE_NEXT_TICK=8454144,WRITE_FINISHING=16777216,WRITE_NOT_ACTIVE=MAX^WRITE_ACTIVE,WRITE_NON_PRIMARY=MAX^WRITE_PRIMARY,WRITE_DRAINED=MAX^WRITE_UNDRAINED,WRITE_NOT_NEXT_TICK=MAX^WRITE_NEXT_TICK,ACTIVE=READ_ACTIVE|WRITE_ACTIVE,NOT_ACTIVE=MAX^ACTIVE,DONE=READ_DONE|WRITE_DONE,DESTROY_STATUS=DESTROYING|DESTROYED,OPEN_STATUS=DESTROY_STATUS|OPENING,AUTO_DESTROY=DESTROY_STATUS|DONE,TICKING=(WRITE_NEXT_TICK|READ_NEXT_TICK)&NOT_ACTIVE,ACTIVE_OR_TICKING=ACTIVE|TICKING,IS_OPENING=OPEN_STATUS|TICKING,READ_PRIMARY_STATUS=OPEN_STATUS|READ_ENDING|READ_DONE,READ_STATUS=OPEN_STATUS|READ_DONE|READ_QUEUED,READ_ACTIVE_AND_SYNC=READ_ACTIVE|READ_SYNC,WRITE_PRIMARY_STATUS=OPEN_STATUS|WRITE_FINISHING|WRITE_DONE,WRITE_DRAIN_STATUS=WRITE_QUEUED|WRITE_UNDRAINED|OPEN_STATUS|WRITE_ACTIVE,WRITE_STATUS=OPEN_STATUS|WRITE_ACTIVE|WRITE_QUEUED,asyncIterator=Symbol.asyncIterator||Symbol("asyncIterator");class WritableState{constructor(stream,{highWaterMark=16384,map=null,mapWritable,byteLength,byteLengthWritable}={}){this.stream=stream,this.queue=new FIFO,this.highWaterMark=highWaterMark,this.buffered=0,this.error=null,this.pipeline=null,this.byteLength=byteLengthWritable||byteLength||defaultByteLength,this.map=mapWritable||map,this.afterWrite=afterWrite.bind(this),this.afterUpdateNextTick=updateWriteNT.bind(this)}get ended(){return 0!=(this.stream._duplexState&WRITE_DONE)}push(data){return(null!==this.map&&(data=this.map(data)),this.buffered+=this.byteLength(data),this.queue.push(data),this.buffered=rs._readableState.highWaterMark}static isPaused(rs){return 0==(rs._duplexState&READ_RESUMED)}[asyncIterator](){function onreadable(){null!==promiseResolve&&ondata(stream.read())}function onclose(){null!==promiseResolve&&ondata(null)}function ondata(data){null===promiseReject||(error?promiseReject(error):null===data&&0==(stream._duplexState&READ_DONE)?promiseReject(STREAM_DESTROYED):promiseResolve({value:data,done:null==data}),promiseReject=promiseResolve=null)}function destroy(err){return stream.destroy(err),new Promise((resolve,reject)=>stream._duplexState&DESTROYED?resolve({value:void 0,done:!0}):void stream.once("close",function(){err?reject(err):resolve({value:void 0,done:!0})}))}const stream=this;let error=null,promiseResolve=null,promiseReject=null;return this.on("error",err=>{error=err}),this.on("readable",onreadable),this.on("close",onclose),{[asyncIterator](){return this},next(){return new Promise(function(resolve,reject){promiseResolve=resolve,promiseReject=reject;const data=stream.read();null===data?0!=(stream._duplexState&DESTROYED)&&ondata(null):ondata(data)})},return(){return destroy(null)},throw(err){return destroy(err)}}}}class Duplex extends Readable{constructor(opts){super(opts),this._duplexState=OPENING,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}}class Transform extends Duplex{constructor(opts){super(opts),this._transformState=new TransformState(this),opts&&(opts.transform&&(this._transform=opts.transform),opts.flush&&(this._flush=opts.flush))}_write(data){this._readableState.buffered>=this._readableState.highWaterMark?this._transformState.data=data:this._transform(data,this._transformState.afterTransform)}_read(cb){if(null!==this._transformState.data){const data=this._transformState.data;this._transformState.data=null,cb(null),this._transform(data,this._transformState.afterTransform)}else cb(null)}_transform(data,cb){cb(null,data)}_flush(cb){cb(null)}_final(cb){this._transformState.afterFinal=cb,this._flush(transformAfterFlush.bind(this))}}module.exports={pipeline,pipelinePromise:function(...streams){return new Promise((resolve,reject)=>pipeline(...streams,err=>err?reject(err):void resolve()))},isStream,isStreamx,Stream,Writable:class extends Stream{constructor(opts){super(opts),this._duplexState|=OPENING|READ_DONE,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}static isBackpressured(ws){return 0!=(ws._duplexState&(WRITE_UNDRAINED|DESTROY_STATUS|WRITE_FINISHING|WRITE_DONE))}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}},Readable,Duplex,Transform,PassThrough:class extends Transform{}}},{events:83,"fast-fifo":163,"queue-tick":269}],328:[function(require,module){(function(Buffer){(function(){const addrToIPPort=require("addr-to-ip-port"),ipaddr=require("ipaddr.js");module.exports=addrs=>("string"==typeof addrs&&(addrs=[addrs]),Buffer.concat(addrs.map(addr=>{const s=addrToIPPort(addr);if(2!==s.length)throw new Error("invalid address format, expecting: 10.10.10.5:128");const ip=ipaddr.parse(s[0]),ipBuf=Buffer.from(ip.toByteArray()),port=s[1],portBuf=Buffer.allocUnsafe(2);return portBuf.writeUInt16BE(port,0),Buffer.concat([ipBuf,portBuf])}))),module.exports.multi=module.exports,module.exports.multi6=module.exports}).call(this)}).call(this,require("buffer").Buffer)},{"addr-to-ip-port":9,buffer:82,"ipaddr.js":201}],329:[function(require,module,exports){'use strict';function _normalizeEncoding(enc){if(!enc)return"utf8";for(var retried;;)switch(enc){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return enc;default:if(retried)return;enc=(""+enc).toLowerCase(),retried=!0;}}function normalizeEncoding(enc){var nenc=_normalizeEncoding(enc);if("string"!=typeof nenc&&(Buffer.isEncoding===isEncoding||!isEncoding(enc)))throw new Error("Unknown encoding: "+enc);return nenc||enc}function StringDecoder(encoding){this.encoding=normalizeEncoding(encoding);var nb;switch(this.encoding){case"utf16le":this.text=utf16Text,this.end=utf16End,nb=4;break;case"utf8":this.fillLast=utf8FillLast,nb=4;break;case"base64":this.text=base64Text,this.end=base64End,nb=3;break;default:return this.write=simpleWrite,void(this.end=simpleEnd);}this.lastNeed=0,this.lastTotal=0,this.lastChar=Buffer.allocUnsafe(nb)}function utf8CheckByte(byte){if(127>=byte)return 0;return 6==byte>>5?2:14==byte>>4?3:30==byte>>3?4:2==byte>>6?-1:-2}function utf8CheckIncomplete(self,buf,i){var j=buf.length-1;if(j=c)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=buf[buf.length-1],buf.toString("utf16le",i,buf.length-1)}function utf16End(buf){var r=buf&&buf.length?this.write(buf):"";if(this.lastNeed){var end=this.lastTotal-this.lastNeed;return r+this.lastChar.toString("utf16le",0,end)}return r}function base64Text(buf,i){var n=(buf.length-i)%3;return 0==n?buf.toString("base64",i):(this.lastNeed=3-n,this.lastTotal=3,1==n?this.lastChar[0]=buf[buf.length-1]:(this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1]),buf.toString("base64",i,buf.length-n))}function base64End(buf){var r=buf&&buf.length?this.write(buf):"";return this.lastNeed?r+this.lastChar.toString("base64",0,3-this.lastNeed):r}function simpleWrite(buf){return buf.toString(this.encoding)}function simpleEnd(buf){return buf&&buf.length?this.write(buf):""}var Buffer=require("safe-buffer").Buffer,isEncoding=Buffer.isEncoding||function(encoding){switch(encoding=""+encoding,encoding&&encoding.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1;}};exports.StringDecoder=StringDecoder,StringDecoder.prototype.write=function(buf){if(0===buf.length)return"";var r,i;if(this.lastNeed){if(r=this.fillLast(buf),void 0===r)return"";i=this.lastNeed,this.lastNeed=0}else i=0;return i>shiftIndex,shiftIndex=(shiftIndex+5)%8,digit=digit<>8-shiftIndex,i++):(digit=31¤t>>8-(shiftIndex+5),shiftIndex=(shiftIndex+5)%8,0===shiftIndex&&i++),encoded[j]="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567".charCodeAt(digit),j++}for(i=j;i=shiftIndex?(shiftIndex=(shiftIndex+5)%8,0===shiftIndex?(plainChar|=plainDigit,decoded[plainPos]=plainChar,plainPos++,plainChar=0):plainChar|=255&plainDigit<<8-shiftIndex):(shiftIndex=(shiftIndex+5)%8,plainChar|=255&plainDigit>>>shiftIndex,decoded[plainPos]=plainChar,plainPos++,plainChar=255&plainDigit<<8-shiftIndex);else throw new Error("Invalid input - it is not base32 encoded string")}return decoded.slice(0,plainPos)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],332:[function(require,module,exports){(function(setImmediate,clearImmediate){(function(){function Timeout(id,clearFn){this._id=id,this._clearFn=clearFn}var nextTick=require("process/browser.js").nextTick,apply=Function.prototype.apply,slice=Array.prototype.slice,immediateIds={},nextImmediateId=0;exports.setTimeout=function(){return new Timeout(apply.call(setTimeout,window,arguments),clearTimeout)},exports.setInterval=function(){return new Timeout(apply.call(setInterval,window,arguments),clearInterval)},exports.clearTimeout=exports.clearInterval=function(timeout){timeout.close()},Timeout.prototype.unref=Timeout.prototype.ref=function(){},Timeout.prototype.close=function(){this._clearFn.call(window,this._id)},exports.enroll=function(item,msecs){clearTimeout(item._idleTimeoutId),item._idleTimeout=msecs},exports.unenroll=function(item){clearTimeout(item._idleTimeoutId),item._idleTimeout=-1},exports._unrefActive=exports.active=function(item){clearTimeout(item._idleTimeoutId);var msecs=item._idleTimeout;0<=msecs&&(item._idleTimeoutId=setTimeout(function(){item._onTimeout&&item._onTimeout()},msecs))},exports.setImmediate="function"==typeof setImmediate?setImmediate:function(fn){var id=nextImmediateId++,args=!(2>arguments.length)&&slice.call(arguments,1);return immediateIds[id]=!0,nextTick(function(){immediateIds[id]&&(args?fn.apply(null,args):fn.call(null),exports.clearImmediate(id))}),id},exports.clearImmediate="function"==typeof clearImmediate?clearImmediate:function(id){delete immediateIds[id]}}).call(this)}).call(this,require("timers").setImmediate,require("timers").clearImmediate)},{"process/browser.js":255,timers:332}],333:[function(require,module){var Buffer=require("buffer").Buffer;module.exports=function(buf){if(buf instanceof Uint8Array){if(0===buf.byteOffset&&buf.byteLength===buf.buffer.byteLength)return buf.buffer;if("function"==typeof buf.buffer.slice)return buf.buffer.slice(buf.byteOffset,buf.byteOffset+buf.byteLength)}if(Buffer.isBuffer(buf)){for(var arrayCopy=new Uint8Array(buf.length),len=buf.length,i=0;i */const debug=require("debug")("torrent-discovery"),DHT=require("bittorrent-dht/client"),EventEmitter=require("events").EventEmitter,parallel=require("run-parallel"),Tracker=require("bittorrent-tracker/client"),LSD=require("bittorrent-lsd");module.exports=class extends EventEmitter{constructor(opts){if(super(),!opts.peerId)throw new Error("Option `peerId` is required");if(!opts.infoHash)throw new Error("Option `infoHash` is required");if(!process.browser&&!opts.port)throw new Error("Option `port` is required");this.peerId="string"==typeof opts.peerId?opts.peerId:opts.peerId.toString("hex"),this.infoHash="string"==typeof opts.infoHash?opts.infoHash.toLowerCase():opts.infoHash.toString("hex"),this._port=opts.port,this._userAgent=opts.userAgent,this.destroyed=!1,this._announce=opts.announce||[],this._intervalMs=opts.intervalMs||900000,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=err=>{this.emit("warning",err)},this._onError=err=>{this.emit("error",err)},this._onDHTPeer=(peer,infoHash)=>{infoHash.toString("hex")!==this.infoHash||this.emit("peer",`${peer.host}:${peer.port}`,"dht")},this._onTrackerPeer=peer=>{this.emit("peer",peer,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=peer=>{this.emit("peer",peer,"lsd")};const createDHT=(port,opts)=>{const dht=new DHT(opts);return dht.on("warning",this._onWarning),dht.on("error",this._onError),dht.listen(port),this._internalDHT=!0,dht};!1===opts.tracker?this.tracker=null:opts.tracker&&"object"==typeof opts.tracker?(this._trackerOpts=Object.assign({},opts.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),this.dht=!1===opts.dht||"function"!=typeof DHT?null:opts.dht&&"function"==typeof opts.dht.addNode?opts.dht:opts.dht&&"object"==typeof opts.dht?createDHT(opts.dhtPort,opts.dht):createDHT(opts.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),this.lsd=!1===opts.lsd||"function"!=typeof LSD?null:this._createLSD()}updatePort(port){port===this._port||(this._port=port,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy(()=>{this.tracker=this._createTracker()})))}complete(opts){this.tracker&&this.tracker.complete(opts)}destroy(cb){if(!this.destroyed){this.destroyed=!0,clearTimeout(this._dhtTimeout);const tasks=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),tasks.push(cb=>{this.tracker.destroy(cb)})),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),tasks.push(cb=>{this.dht.destroy(cb)})),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),tasks.push(cb=>{this.lsd.destroy(cb)})),parallel(tasks,cb),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}}_createTracker(){const opts=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),tracker=new Tracker(opts);return tracker.on("warning",this._onWarning),tracker.on("error",this._onError),tracker.on("peer",this._onTrackerPeer),tracker.on("update",this._onTrackerAnnounce),tracker.setInterval(this._intervalMs),tracker.start(),tracker}_dhtAnnounce(){this._dhtAnnouncing||(debug("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,err=>{this._dhtAnnouncing=!1,debug("dht announce complete"),err&&this.emit("warning",err),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout(()=>{this._dhtAnnounce()},this._intervalMs+_Mathfloor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())}))}_createLSD(){const opts=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),lsd=new LSD(opts);return lsd.on("warning",this._onWarning),lsd.on("error",this._onError),lsd.on("peer",this._onLSDPeer),lsd.start(),lsd}}}).call(this)}).call(this,require("_process"))},{_process:255,"bittorrent-dht/client":39,"bittorrent-lsd":40,"bittorrent-tracker/client":42,debug:127,events:83,"run-parallel":296}],335:[function(require,module){(function(Buffer){(function(){/*! torrent-piece. MIT License. WebTorrent LLC */const BLOCK_LENGTH=16384;class Piece{constructor(length){this.length=length,this.missing=length,this.sources=null,this._chunks=_Mathceil(length/BLOCK_LENGTH),this._remainder=length%BLOCK_LENGTH||BLOCK_LENGTH,this._buffered=0,this._buffer=null,this._cancellations=null,this._reservations=0,this._flushed=!1}chunkLength(i){return i===this._chunks-1?this._remainder:BLOCK_LENGTH}chunkLengthRemaining(i){return this.length-i*BLOCK_LENGTH}chunkOffset(i){return i*BLOCK_LENGTH}reserve(){return this.init()?this._cancellations.length?this._cancellations.pop():this._reservations=arr.length||0>i)){var last=arr.pop();if(i","\"","`"," ","\r","\n","\t"]),autoEscape=["'"].concat(unwise),nonHostChars=["%","/","?",";","#"].concat(autoEscape),hostEndingChars=["/","?","#"],hostnamePartPattern=/^[+a-z0-9A-Z_-]{0,63}$/,unsafeProtocol={javascript:!0,"javascript:":!0},hostlessProtocol={javascript:!0,"javascript:":!0},slashedProtocol={http:!0,https:!0,ftp:!0,gopher:!0,file:!0,"http:":!0,"https:":!0,"ftp:":!0,"gopher:":!0,"file:":!0},querystring=require("querystring");Url.prototype.parse=function(url,parseQueryString,slashesDenoteHost){if(!util.isString(url))throw new TypeError("Parameter 'url' must be a string, not "+typeof url);var queryIndex=url.indexOf("?"),splitter=-1!==queryIndex&&queryIndexrelPath.length&&relPath.unshift(""),result.pathname=relPath.join("/")}else result.pathname=relative.pathname;if(result.search=relative.search,result.query=relative.query,result.host=relative.host||"",result.auth=relative.auth,result.hostname=relative.hostname||relative.host,result.port=relative.port,result.pathname||result.search){var p=result.pathname||"",s=result.search||"";result.path=p+s}return result.slashes=result.slashes||relative.slashes,result.href=result.format(),result}var isSourceAbs=result.pathname&&"/"===result.pathname.charAt(0),isRelAbs=relative.host||relative.pathname&&"/"===relative.pathname.charAt(0),mustEndAbs=isRelAbs||isSourceAbs||result.host&&relative.pathname,removeAllDots=mustEndAbs,srcPath=result.pathname&&result.pathname.split("/")||[],relPath=relative.pathname&&relative.pathname.split("/")||[],psychotic=result.protocol&&!slashedProtocol[result.protocol];if(psychotic&&(result.hostname="",result.port=null,result.host&&(""===srcPath[0]?srcPath[0]=result.host:srcPath.unshift(result.host)),result.host="",relative.protocol&&(relative.hostname=null,relative.port=null,relative.host&&(""===relPath[0]?relPath[0]=relative.host:relPath.unshift(relative.host)),relative.host=null),mustEndAbs=mustEndAbs&&(""===relPath[0]||""===srcPath[0])),isRelAbs)result.host=relative.host||""===relative.host?relative.host:result.host,result.hostname=relative.hostname||""===relative.hostname?relative.hostname:result.hostname,result.search=relative.search,result.query=relative.query,srcPath=relPath;else if(relPath.length)srcPath||(srcPath=[]),srcPath.pop(),srcPath=srcPath.concat(relPath),result.search=relative.search,result.query=relative.query;else if(!util.isNullOrUndefined(relative.search)){if(psychotic){result.hostname=result.host=srcPath.shift();var authInHost=!!(result.host&&0 */const{EventEmitter}=require("events"),bencode=require("bencode"),BitField=require("bitfield").default,debug=require("debug")("ut_metadata"),sha1=require("simple-sha1"),BITFIELD_GROW=1E3,PIECE_LENGTH=16384;module.exports=metadata=>{class utMetadata extends EventEmitter{constructor(wire){super(),this._wire=wire,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new BitField(0,{grow:BITFIELD_GROW}),Buffer.isBuffer(metadata)&&this.setMetadata(metadata)}onHandshake(infoHash){this._infoHash=infoHash}onExtendedHandshake(handshake){return handshake.m&&handshake.m.ut_metadata?handshake.metadata_size?"number"!=typeof handshake.metadata_size||1E7=handshake.metadata_size?this.emit("warning",new Error("Peer gave invalid metadata size")):void(this._metadataSize=handshake.metadata_size,this._numPieces=_Mathceil(this._metadataSize/PIECE_LENGTH),this._remainingRejects=2*this._numPieces,this._requestPieces()):this.emit("warning",new Error("Peer does not have metadata")):this.emit("warning",new Error("Peer does not support ut_metadata"))}onMessage(buf){let dict,trailer;try{const str=buf.toString(),trailerIndex=str.indexOf("ee")+2;dict=bencode.decode(str.substring(0,trailerIndex)),trailer=buf.slice(trailerIndex)}catch(err){return}switch(dict.msg_type){case 0:this._onRequest(dict.piece);break;case 1:this._onData(dict.piece,trailer,dict.total_size);break;case 2:this._onReject(dict.piece);}}fetch(){this._metadataComplete||(this._fetching=!0,this._metadataSize&&this._requestPieces())}cancel(){this._fetching=!1}setMetadata(metadata){if(this._metadataComplete)return!0;debug("set metadata");try{const info=bencode.decode(metadata).info;info&&(metadata=bencode.encode(info))}catch(err){}return!(this._infoHash&&this._infoHash!==sha1.sync(metadata))&&(this.cancel(),this.metadata=metadata,this._metadataComplete=!0,this._metadataSize=this.metadata.length,this._wire.extendedHandshake.metadata_size=this._metadataSize,this.emit("metadata",bencode.encode({info:bencode.decode(this.metadata)})),!0)}_send(dict,trailer){let buf=bencode.encode(dict);Buffer.isBuffer(trailer)&&(buf=Buffer.concat([buf,trailer])),this._wire.extended("ut_metadata",buf)}_request(piece){this._send({msg_type:0,piece})}_data(piece,buf,totalSize){const msg={msg_type:1,piece};"number"==typeof totalSize&&(msg.total_size=totalSize),this._send(msg,buf)}_reject(piece){this._send({msg_type:2,piece})}_onRequest(piece){if(!this._metadataComplete)return void this._reject(piece);const start=piece*PIECE_LENGTH;let end=start+PIECE_LENGTH;end>this._metadataSize&&(end=this._metadataSize);const buf=this.metadata.slice(start,end);this._data(piece,buf,this._metadataSize)}_onData(piece,buf){buf.length>PIECE_LENGTH||!this._fetching||(buf.copy(this.metadata,piece*PIECE_LENGTH),this._bitfield.set(piece),this._checkDone())}_onReject(piece){0 */const EventEmitter=require("events").EventEmitter,compact2string=require("compact2string"),string2compact=require("string2compact"),bencode=require("bencode"),PEX_MAX_PEERS=50,FLAGS={prefersEncryption:1,isSender:2,supportsUtp:4,supportsUtHolepunch:8,isReachable:16};module.exports=()=>{class utPex extends EventEmitter{constructor(wire){super(),this._wire=wire,this._intervalId=null,this._lastMessageTimestamp=0,this.reset()}start(){clearInterval(this._intervalId),this._intervalId=setInterval(()=>this._sendMessage(),65e3),this._intervalId.unref&&this._intervalId.unref()}stop(){clearInterval(this._intervalId),this._intervalId=null}reset(){this._remoteAddedPeers={},this._remoteDroppedPeers={},this._localAddedPeers={},this._localDroppedPeers={},this.stop()}addPeer(peer,flags={}){this._addPeer(peer,this._encodeFlags(flags),4)}addPeer6(peer,flags={}){this._addPeer(peer,this._encodeFlags(flags),6)}_addPeer(peer,flags,version){!peer.includes(":")||peer in this._remoteAddedPeers||(peer in this._localDroppedPeers&&delete this._localDroppedPeers[peer],this._localAddedPeers[peer]={ip:version,flags:flags})}dropPeer(peer){this._dropPeer(peer,4)}dropPeer6(peer){this._dropPeer(peer,6)}_dropPeer(peer,version){!peer.includes(":")||peer in this._remoteDroppedPeers||(peer in this._localAddedPeers&&delete this._localAddedPeers[peer],this._localDroppedPeers[peer]={ip:version})}onExtendedHandshake(handshake){if(!handshake.m||!handshake.m.ut_pex)return this.emit("warning",new Error("Peer does not support ut_pex"))}onMessage(buf){const currentMessageTimestamp=Date.now();if(currentMessageTimestamp-this._lastMessageTimestamp<6e4)return this.reset(),this._wire.destroy(),this.emit("warning",new Error("Peer disconnected for sending PEX messages too frequently"));this._lastMessageTimestamp=currentMessageTimestamp;let message;try{message=bencode.decode(buf),message.added&&compact2string.multi(message.added).forEach((peer,idx)=>{if(delete this._remoteDroppedPeers[peer],!(peer in this._remoteAddedPeers)){const flags=message["added.f"][idx];this._remoteAddedPeers[peer]={ip:4,flags:flags},this.emit("peer",peer,this._decodeFlags(flags))}}),message.added6&&compact2string.multi6(message.added6).forEach((peer,idx)=>{if(delete this._remoteDroppedPeers[peer],!(peer in this._remoteAddedPeers)){const flags=message["added6.f"][idx];this._remoteAddedPeers[peer]={ip:6,flags:flags},this.emit("peer",peer,this._decodeFlags(flags))}}),message.dropped&&compact2string.multi(message.dropped).forEach(peer=>{delete this._remoteAddedPeers[peer],peer in this._remoteDroppedPeers||(this._remoteDroppedPeers[peer]={ip:4},this.emit("dropped",peer))}),message.dropped6&&compact2string.multi6(message.dropped6).forEach(peer=>{delete this._remoteAddedPeers[peer],peer in this._remoteDroppedPeers||(this._remoteDroppedPeers[peer]={ip:6},this.emit("dropped",peer))})}catch(err){}}_decodeFlags(flags){return{prefersEncryption:!!(flags&FLAGS.prefersEncryption),isSender:!!(flags&FLAGS.isSender),supportsUtp:!!(flags&FLAGS.supportsUtp),supportsUtHolepunch:!!(flags&FLAGS.supportsUtHolepunch),isReachable:!!(flags&FLAGS.isReachable)}}_encodeFlags(flags){return Object.keys(flags).reduce((acc,cur)=>!0===flags[cur]?acc|FLAGS[cur]:acc,0)}_sendMessage(){const localAdded=Object.keys(this._localAddedPeers).slice(0,PEX_MAX_PEERS),localDropped=Object.keys(this._localDroppedPeers).slice(0,PEX_MAX_PEERS),_isIPv4=(peers,addr)=>4===peers[addr].ip,_isIPv6=(peers,addr)=>6===peers[addr].ip,_flags=(peers,addr)=>peers[addr].flags,added=string2compact(localAdded.filter(k=>_isIPv4(this._localAddedPeers,k))),added6=string2compact(localAdded.filter(k=>_isIPv6(this._localAddedPeers,k))),dropped=string2compact(localDropped.filter(k=>_isIPv4(this._localDroppedPeers,k))),dropped6=string2compact(localDropped.filter(k=>_isIPv6(this._localDroppedPeers,k))),addedFlags=Buffer.from(localAdded.filter(k=>_isIPv4(this._localAddedPeers,k)).map(k=>_flags(this._localAddedPeers,k))),added6Flags=Buffer.from(localAdded.filter(k=>_isIPv6(this._localAddedPeers,k)).map(k=>_flags(this._localAddedPeers,k)));localAdded.forEach(peer=>delete this._localAddedPeers[peer]),localDropped.forEach(peer=>delete this._localDroppedPeers[peer]),this._wire.extended("ut_pex",{added:added,"added.f":addedFlags,dropped:dropped,added6:added6,"added6.f":added6Flags,dropped6:dropped6})}}return utPex.prototype.name="ut_pex",utPex}}).call(this)}).call(this,require("buffer").Buffer)},{bencode:34,buffer:82,compact2string:117,events:83,string2compact:328}],343:[function(require,module){(function(global){(function(){function config(name){try{if(!global.localStorage)return!1}catch(_){return!1}var val=global.localStorage[name];return null!=val&&"true"===(val+"").toLowerCase()}module.exports=function(fn,msg){function deprecated(){if(!warned){if(config("throwDeprecation"))throw new Error(msg);else config("traceDeprecation")?console.trace(msg):console.warn(msg);warned=!0}return fn.apply(this,arguments)}if(config("noDeprecation"))return fn;var warned=!1;return deprecated}}).call(this)}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{}],344:[function(require,module){(function(Buffer){(function(){function empty(){return{version:0,flags:0,entries:[]}}const bs=require("binary-search"),EventEmitter=require("events"),mp4=require("mp4-stream"),Box=require("mp4-box-encoding"),RangeSliceStream=require("range-slice-stream");class RunLengthIndex{constructor(entries,countName){this._entries=entries,this._countName=countName||"count",this._index=0,this._offset=0,this.value=this._entries[0]}inc(){this._offset++,this._offset>=this._entries[this._index][this._countName]&&(this._index++,this._offset=0),this.value=this._entries[this._index]}}module.exports=class extends EventEmitter{constructor(file){super(),this._tracks=[],this._file=file,this._decoder=null,this._findMoov(0)}_findMoov(offset){this._decoder&&this._decoder.destroy();let toSkip=0;this._decoder=mp4.decode();const fileStream=this._file.createReadStream({start:offset});fileStream.pipe(this._decoder);const boxHandler=headers=>{"moov"===headers.type?(this._decoder.removeListener("box",boxHandler),this._decoder.decode(moov=>{fileStream.destroy();try{this._processMoov(moov)}catch(err){err.message=`Cannot parse mp4 file: ${err.message}`,this.emit("error",err)}})):headers.length<4096?(toSkip+=headers.length,this._decoder.ignore()):(this._decoder.removeListener("box",boxHandler),toSkip+=headers.length,fileStream.destroy(),this._decoder.destroy(),this._findMoov(offset+toSkip))};this._decoder.on("box",boxHandler)}_processMoov(moov){const traks=moov.traks;this._tracks=[],this._hasVideo=!1,this._hasAudio=!1;for(let i=0;i=stbl.stsz.entries.length)break;if(sampleInChunk++,offsetInChunk+=size,sampleInChunk>=currChunkEntry.samplesPerChunk){sampleInChunk=0,offsetInChunk=0,chunk++;const nextChunkEntry=stbl.stsc.entries[sampleToChunkIndex+1];nextChunkEntry&&chunk+1>=nextChunkEntry.firstChunk&&sampleToChunkIndex++}dts+=duration,decodingTimeEntry.inc(),presentationOffsetEntry&&presentationOffsetEntry.inc(),sync&&syncSampleIndex++}trak.mdia.mdhd.duration=0,trak.tkhd.duration=0;const defaultSampleDescriptionIndex=currChunkEntry.sampleDescriptionId,trackMoov={type:"moov",mvhd:moov.mvhd,traks:[{tkhd:trak.tkhd,mdia:{mdhd:trak.mdia.mdhd,hdlr:trak.mdia.hdlr,elng:trak.mdia.elng,minf:{vmhd:trak.mdia.minf.vmhd,smhd:trak.mdia.minf.smhd,dinf:trak.mdia.minf.dinf,stbl:{stsd:stbl.stsd,stts:empty(),ctts:empty(),stsc:empty(),stsz:empty(),stco:empty(),stss:empty()}}}}],mvex:{mehd:{fragmentDuration:moov.mvhd.duration},trexs:[{trackId:trak.tkhd.trackId,defaultSampleDescriptionIndex,defaultSampleDuration:0,defaultSampleSize:0,defaultSampleFlags:0}]}};this._tracks.push({fragmentSequence:1,trackId:trak.tkhd.trackId,timeScale:trak.mdia.mdhd.timeScale,samples,currSample:null,currTime:null,moov:trackMoov,mime})}if(0===this._tracks.length)return void this.emit("error",new Error("no playable tracks"));moov.mvhd.duration=0,this._ftyp={type:"ftyp",brand:"iso5",brandVersion:0,compatibleBrands:["iso5"]};const ftypBuf=Box.encode(this._ftyp),data=this._tracks.map(track=>{const moovBuf=Box.encode(track.moov);return{mime:track.mime,init:Buffer.concat([ftypBuf,moovBuf])}});this.emit("ready",data)}seek(time){if(!this._tracks)throw new Error("Not ready yet; wait for 'ready' event");this._fileStream&&(this._fileStream.destroy(),this._fileStream=null);let startOffset=-1;if(this._tracks.map((track,i)=>{track.outStream&&track.outStream.destroy(),track.inStream&&(track.inStream.destroy(),track.inStream=null);const outStream=track.outStream=mp4.encode(),fragment=this._generateFragment(i,time);if(!fragment)return outStream.finalize();(-1===startOffset||fragment.ranges[0].start{outStream.destroyed||outStream.box(frag.moof,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const slicedStream=track.inStream.slice(frag.ranges);slicedStream.pipe(outStream.mediaData(frag.length,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const nextFrag=this._generateFragment(i);return nextFrag?void writeFragment(nextFrag):outStream.finalize()}}))}})};writeFragment(fragment)}),0<=startOffset){const fileStream=this._fileStream=this._file.createReadStream({start:startOffset});this._tracks.forEach(track=>{track.inStream=new RangeSliceStream(startOffset,{highWaterMark:1e7}),fileStream.pipe(track.inStream)})}return this._tracks.map(track=>track.outStream)}_findSampleBefore(trackInd,time){const track=this._tracks[trackInd],scaledTime=_Mathfloor(track.timeScale*time);let sample=bs(track.samples,scaledTime,(sample,t)=>{const pts=sample.dts+sample.presentationOffset;return pts-t});for(-1===sample?sample=0:0>sample&&(sample=-sample-2);!track.samples[sample].sync;)sample--;return sample}_generateFragment(track,time){const currTrack=this._tracks[track];let firstSample;if(firstSample=void 0===time?currTrack.currSample:this._findSampleBefore(track,time),firstSample>=currTrack.samples.length)return null;const startDts=currTrack.samples[firstSample].dts;let totalLen=0;const ranges=[];for(var currSample=firstSample;currSample=currTrack.timeScale*1)break;totalLen+=sample.size;const currRange=ranges.length-1;0>currRange||ranges[currRange].end!==sample.offset?ranges.push({start:sample.offset,end:sample.offset+sample.size}):ranges[currRange].end+=sample.size}return currTrack.currSample=currSample,{moof:this._generateMoof(track,firstSample,currSample),ranges,length:totalLen}}_generateMoof(track,firstSample,lastSample){const currTrack=this._tracks[track],entries=[];let trunVersion=0;for(let j=firstSample;jcurrSample.presentationOffset&&(trunVersion=1),entries.push({sampleDuration:currSample.duration,sampleSize:currSample.size,sampleFlags:currSample.sync?33554432:16842752,sampleCompositionTimeOffset:currSample.presentationOffset})}const moof={type:"moof",mfhd:{sequenceNumber:currTrack.fragmentSequence++},trafs:[{tfhd:{flags:131072,trackId:currTrack.trackId},tfdt:{baseMediaDecodeTime:currTrack.samples[firstSample].dts},trun:{flags:3841,dataOffset:8,entries,version:trunVersion}}]};return moof.trafs[0].trun.dataOffset+=Box.encodingLength(moof),moof}}}).call(this)}).call(this,require("buffer").Buffer)},{"binary-search":37,buffer:82,events:83,"mp4-box-encoding":233,"mp4-stream":236,"range-slice-stream":274}],345:[function(require,module){function VideoStream(file,mediaElem,opts={}){return this instanceof VideoStream?void(this.detailedError=null,this._elem=mediaElem,this._elemWrapper=new MediaElementWrapper(mediaElem),this._waitingFired=!1,this._trackMeta=null,this._file=file,this._tracks=null,"none"!==this._elem.preload&&this._createMuxer(),this._onError=()=>{this.detailedError=this._elemWrapper.detailedError,this.destroy()},this._onWaiting=()=>{this._waitingFired=!0,this._muxer?this._tracks&&this._pump():this._createMuxer()},mediaElem.autoplay&&(mediaElem.preload="auto"),mediaElem.addEventListener("waiting",this._onWaiting),mediaElem.addEventListener("error",this._onError)):(console.warn("Don't invoke VideoStream without the 'new' keyword."),new VideoStream(file,mediaElem,opts))}const MediaElementWrapper=require("mediasource"),pump=require("pump"),MP4Remuxer=require("./mp4-remuxer");VideoStream.prototype={_createMuxer(){this._muxer=new MP4Remuxer(this._file),this._muxer.on("ready",data=>{this._tracks=data.map(trackData=>{const mediaSource=this._elemWrapper.createWriteStream(trackData.mime);mediaSource.on("error",err=>{this._elemWrapper.error(err)});const track={muxed:null,mediaSource,initFlushed:!1,onInitFlushed:null};return mediaSource.write(trackData.init,err=>{track.initFlushed=!0,track.onInitFlushed&&track.onInitFlushed(err)}),track}),(this._waitingFired||"auto"===this._elem.preload)&&this._pump()}),this._muxer.on("error",err=>{this._elemWrapper.error(err)})},_pump(){const muxed=this._muxer.seek(this._elem.currentTime,!this._tracks);this._tracks.forEach((track,i)=>{const pumpTrack=()=>{track.muxed&&(track.muxed.destroy(),track.mediaSource=this._elemWrapper.createWriteStream(track.mediaSource),track.mediaSource.on("error",err=>{this._elemWrapper.error(err)})),track.muxed=muxed[i],pump(track.muxed,track.mediaSource)};track.initFlushed?pumpTrack():track.onInitFlushed=err=>err?void this._elemWrapper.error(err):void pumpTrack()})},destroy(){this.destroyed||(this.destroyed=!0,this._elem.removeEventListener("waiting",this._onWaiting),this._elem.removeEventListener("error",this._onError),this._tracks&&this._tracks.forEach(track=>{track.muxed&&track.muxed.destroy()}),this._elem.src="")}},module.exports=VideoStream},{"./mp4-remuxer":344,mediasource:221,pump:263}],346:[function(require,module){(function(global){(function(){'use strict';var forEach=require("foreach"),availableTypedArrays=require("available-typed-arrays"),callBound=require("call-bind/callBound"),$toString=callBound("Object.prototype.toString"),hasToStringTag=require("has-tostringtag/shams")(),g="undefined"==typeof globalThis?global:globalThis,typedArrays=availableTypedArrays(),$slice=callBound("String.prototype.slice"),toStrTags={},gOPD=require("es-abstract/helpers/getOwnPropertyDescriptor"),getPrototypeOf=Object.getPrototypeOf;hasToStringTag&&gOPD&&getPrototypeOf&&forEach(typedArrays,function(typedArray){if("function"==typeof g[typedArray]){var arr=new g[typedArray];if(Symbol.toStringTag in arr){var proto=getPrototypeOf(arr),descriptor=gOPD(proto,Symbol.toStringTag);if(!descriptor){var superProto=getPrototypeOf(proto);descriptor=gOPD(superProto,Symbol.toStringTag)}toStrTags[typedArray]=descriptor.get}}});var tryTypedArrays=function(value){var foundName=!1;return forEach(toStrTags,function(getter,typedArray){if(!foundName)try{var name=getter.call(value);name===typedArray&&(foundName=name)}catch(e){}}),foundName},isTypedArray=require("is-typed-array");module.exports=function(value){return!!isTypedArray(value)&&(hasToStringTag&&Symbol.toStringTag in value?tryTypedArrays(value):$slice($toString(value),8,-1))}}).call(this)}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{"available-typed-arrays":29,"call-bind/callBound":109,"es-abstract/helpers/getOwnPropertyDescriptor":159,foreach:165,"has-tostringtag/shams":173,"is-typed-array":206}],347:[function(require,module){function wrappy(fn,cb){function wrapper(){for(var args=Array(arguments.length),i=0;i */const{EventEmitter}=require("events"),concat=require("simple-concat"),createTorrent=require("create-torrent"),debug=require("debug")("webtorrent"),DHT=require("bittorrent-dht/client"),loadIPSet=require("load-ip-set"),parallel=require("run-parallel"),parseTorrent=require("parse-torrent"),path=require("path"),Peer=require("simple-peer"),queueMicrotask=require("queue-microtask"),randombytes=require("randombytes"),sha1=require("simple-sha1"),speedometer=require("speedometer"),{ThrottleGroup}=require("speed-limiter"),ConnPool=require("./lib/conn-pool"),Torrent=require("./lib/torrent"),VERSION=require("./package.json").version,VERSION_STR=VERSION.replace(/\d*./g,v=>`0${v%100}`.slice(-2)).slice(0,4);class WebTorrent extends EventEmitter{constructor(opts={}){super(),this.peerId="string"==typeof opts.peerId?opts.peerId:Buffer.isBuffer(opts.peerId)?opts.peerId.toString("hex"):Buffer.from(`-WW${VERSION_STR}-`+randombytes(9).toString("base64")).toString("hex"),this.peerIdBuffer=Buffer.from(this.peerId,"hex"),this.nodeId="string"==typeof opts.nodeId?opts.nodeId:Buffer.isBuffer(opts.nodeId)?opts.nodeId.toString("hex"):randombytes(20).toString("hex"),this.nodeIdBuffer=Buffer.from(this.nodeId,"hex"),this._debugId=this.peerId.toString("hex").substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=opts.torrentPort||0,this.dhtPort=opts.dhtPort||0,this.tracker=opts.tracker===void 0?{}:opts.tracker,this.lsd=!1!==opts.lsd,this.torrents=[],this.maxConns=+opts.maxConns||55,this.utp=WebTorrent.UTP_SUPPORT&&!1!==opts.utp,this._downloadLimit=_Mathmax("number"==typeof opts.downloadLimit?opts.downloadLimit:-1,-1),this._uploadLimit=_Mathmax("number"==typeof opts.uploadLimit?opts.uploadLimit:-1,-1),this.serviceWorker=null,this.workerKeepAliveInterval=null,this.workerPortCount=0,!0===opts.secure&&require("./lib/peer").enableSecure(),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new ThrottleGroup({rate:_Mathmax(this._downloadLimit,0),enabled:0<=this._downloadLimit}),up:new ThrottleGroup({rate:_Mathmax(this._uploadLimit,0),enabled:0<=this._uploadLimit})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof ConnPool?this._connPool=new ConnPool(this):queueMicrotask(()=>{this._onListening()}),this._downloadSpeed=speedometer(),this._uploadSpeed=speedometer(),!1!==opts.dht&&"function"==typeof DHT?(this.dht=new DHT(Object.assign({},{nodeId:this.nodeId},opts.dht)),this.dht.once("error",err=>{this._destroy(err)}),this.dht.once("listening",()=>{const address=this.dht.address();address&&(this.dhtPort=address.port)}),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==opts.webSeeds;const ready=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof loadIPSet&&null!=opts.blocklist?loadIPSet(opts.blocklist,{headers:{"user-agent":`WebTorrent/${VERSION} (https://webtorrent.io)`}},(err,ipSet)=>err?console.error(`Failed to load blocklist: ${err.message}`):void(this.blocked=ipSet,ready())):queueMicrotask(ready)}loadWorker(controller,cb=()=>{}){if(!(controller instanceof ServiceWorker))throw new Error("Invalid worker registration");if("activated"!==controller.state)throw new Error("Worker isn't activated");this.serviceWorker=controller,navigator.serviceWorker.addEventListener("message",event=>{const{data}=event;if(!data.type||"webtorrent"===!data.type||!data.url)return null;let[infoHash,...filePath]=data.url.slice(data.url.indexOf(data.scope+"webtorrent/")+11+data.scope.length).split("/");if(filePath=decodeURI(filePath.join("/")),!infoHash||!filePath)return null;const[port]=event.ports,file=this.get(infoHash)&&this.get(infoHash).files.find(file=>file.path===filePath);if(!file)return null;const[response,stream,raw]=file._serve(data),asyncIterator=stream&&stream[Symbol.asyncIterator](),cleanup=()=>{port.onmessage=null,stream&&stream.destroy(),raw&&raw.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};port.onmessage=async msg=>{if(msg.data){let chunk;try{chunk=(await asyncIterator.next()).value}catch(e){}port.postMessage(chunk),chunk||cleanup(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval(()=>fetch(`${this.serviceWorker.scriptURL.substr(0,this.serviceWorker.scriptURL.lastIndexOf("/")+1).slice(window.location.origin.length)}webtorrent/keepalive/`),2e4))}else cleanup()},this.workerPortCount++,port.postMessage(response)}),cb(this.serviceWorker)}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const torrents=this.torrents.filter(torrent=>1!==torrent.progress),downloaded=torrents.reduce((total,torrent)=>total+torrent.downloaded,0),length=torrents.reduce((total,torrent)=>total+(torrent.length||0),0)||1;return downloaded/length}get ratio(){const uploaded=this.torrents.reduce((total,torrent)=>total+torrent.uploaded,0),received=this.torrents.reduce((total,torrent)=>total+torrent.received,0)||1;return uploaded/received}get(torrentId){if(!(torrentId instanceof Torrent)){let parsed;try{parsed=parseTorrent(torrentId)}catch(err){}if(!parsed)return null;if(!parsed.infoHash)throw new Error("Invalid torrent identifier");for(const torrent of this.torrents)if(torrent.infoHash===parsed.infoHash)return torrent}else if(this.torrents.includes(torrentId))return torrentId;return null}add(torrentId,opts={},ontorrent=()=>{}){function onClose(){torrent.removeListener("_infoHash",onInfoHash),torrent.removeListener("ready",onReady),torrent.removeListener("close",onClose)}if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,ontorrent]=[{},opts]);const onInfoHash=()=>{if(!this.destroyed)for(const t of this.torrents)if(t.infoHash===torrent.infoHash&&t!==torrent)return void torrent._destroy(new Error(`Cannot add duplicate torrent ${torrent.infoHash}`))},onReady=()=>{this.destroyed||(ontorrent(torrent),this.emit("torrent",torrent))};this._debug("add"),opts=opts?Object.assign({},opts):{};const torrent=new Torrent(torrentId,this,opts);return this.torrents.push(torrent),torrent.once("_infoHash",onInfoHash),torrent.once("ready",onReady),torrent.once("close",onClose),torrent}seed(input,opts,onseed){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,onseed]=[{},opts]),this._debug("seed"),opts=opts?Object.assign({},opts):{},opts.skipVerify=!0;const isFilePath="string"==typeof input;isFilePath&&(opts.path=path.dirname(input)),opts.createdBy||(opts.createdBy=`WebTorrent/${VERSION_STR}`);const _onseed=torrent=>{this._debug("on seed"),"function"==typeof onseed&&onseed(torrent),torrent.emit("seed"),this.emit("seed",torrent)},torrent=this.add(null,opts,torrent=>{const tasks=[cb=>isFilePath||opts.preloadedStore?cb():void torrent.load(streams,cb)];this.dht&&tasks.push(cb=>{torrent.once("dhtAnnounce",cb)}),parallel(tasks,err=>this.destroyed?void 0:err?torrent._destroy(err):void _onseed(torrent))});let streams;return isFileList(input)?input=Array.from(input):!Array.isArray(input)&&(input=[input]),parallel(input.map(item=>cb=>{!opts.preloadedStore&&isReadable(item)?concat(item,(err,buf)=>err?cb(err):void(buf.name=item.name,cb(null,buf))):cb(null,item)}),(err,input)=>this.destroyed?void 0:err?torrent._destroy(err):void createTorrent.parseInput(input,opts,(err,files)=>this.destroyed?void 0:err?torrent._destroy(err):void(streams=files.map(file=>file.getStream),createTorrent(input,opts,(err,torrentBuf)=>{if(!this.destroyed){if(err)return torrent._destroy(err);const existingTorrent=this.get(torrentBuf);existingTorrent?torrent._destroy(new Error(`Cannot add duplicate torrent ${existingTorrent.infoHash}`)):torrent._onTorrentId(torrentBuf)}})))),torrent}remove(torrentId,opts,cb){if("function"==typeof opts)return this.remove(torrentId,null,opts);this._debug("remove");const torrent=this.get(torrentId);if(!torrent)throw new Error(`No torrent with id ${torrentId}`);this._remove(torrentId,opts,cb)}_remove(torrentId,opts,cb){if("function"==typeof opts)return this._remove(torrentId,null,opts);const torrent=this.get(torrentId);torrent&&(this.torrents.splice(this.torrents.indexOf(torrent),1),torrent.destroy(opts,cb),this.dht&&this.dht._tables.remove(torrent.infoHash))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._downloadLimit=rate,0>this._downloadLimit?this.throttleGroups.down.setEnabled(!1):void(this.throttleGroups.down.setEnabled(!0),this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._uploadLimit=rate,0>this._uploadLimit?this.throttleGroups.up.setEnabled(!1):void(this.throttleGroups.up.setEnabled(!0),this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(cb){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,cb)}_destroy(err,cb){this._debug("client destroy"),this.destroyed=!0;const tasks=this.torrents.map(torrent=>cb=>{torrent.destroy(cb)});this._connPool&&tasks.push(cb=>{this._connPool.destroy(cb)}),this.dht&&tasks.push(cb=>{this.dht.destroy(cb)}),parallel(tasks,cb),err&&this.emit("error",err),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const address=this._connPool.tcpServer.address();address&&(this.torrentPort=address.port)}this.emit("listening")}_debug(){const args=[].slice.call(arguments);args[0]=`[${this._debugId}] ${args[0]}`,debug(...args)}_getByHash(infoHashHash){for(const torrent of this.torrents)if(torrent.infoHashHash||(torrent.infoHashHash=sha1.sync(Buffer.from("72657132"+torrent.infoHash,"hex"))),infoHashHash===torrent.infoHashHash)return torrent;return null}}WebTorrent.WEBRTC_SUPPORT=Peer.WEBRTC_SUPPORT,WebTorrent.UTP_SUPPORT=ConnPool.UTP_SUPPORT,WebTorrent.VERSION=VERSION,module.exports=WebTorrent}).call(this)}).call(this,require("buffer").Buffer)},{"./lib/conn-pool":1,"./lib/peer":4,"./lib/torrent":7,"./package.json":349,"bittorrent-dht/client":39,buffer:82,"create-torrent":125,debug:127,events:83,"load-ip-set":53,"parse-torrent":247,path:84,"queue-microtask":268,randombytes:271,"run-parallel":296,"simple-concat":309,"simple-peer":311,"simple-sha1":312,"speed-limiter":315,speedometer:319}]},{},[350])(350)}); \ No newline at end of file + */'use strict';function combineRanges(ranges){for(var ordered=ranges.map(mapWithIndex).sort(sortByRangeStart),j=0,i=1;icurrent.end+1?ordered[++j]=range:range.end>current.end&&(current.end=range.end,current.index=_Mathmin(current.index,range.index))}ordered.length=j+1;var combined=ordered.sort(sortByRangeIndex).map(mapWithoutIndex);return combined.type=ranges.type,combined}function mapWithIndex(range,index){return{start:range.start,end:range.end,index:index}}function mapWithoutIndex(range){return{start:range.start,end:range.end}}function sortByRangeIndex(a,b){return a.index-b.index}function sortByRangeStart(a,b){return a.start-b.start}module.exports=function(size,str,options){if("string"!=typeof str)throw new TypeError("argument str must be a string");var index=str.indexOf("=");if(-1===index)return-2;var arr=str.slice(index+1).split(","),ranges=[];ranges.type=str.slice(0,index);for(var i=0;isize-1&&(end=size-1),!(isNaN(start)||isNaN(end)||start>end||0>start))&&ranges.push({start:start,end:end})}return 1>ranges.length?-1:options&&options.combine?combineRanges(ranges):ranges}},{}],274:[function(require,module){const{Writable,PassThrough}=require("readable-stream");module.exports=class extends Writable{constructor(offset,opts={}){super(opts),this.destroyed=!1,this._queue=[],this._position=offset||0,this._cb=null,this._buffer=null,this._out=null}_write(chunk,encoding,cb){let drained=!0;for(;;){if(this.destroyed)return;if(0===this._queue.length)return this._buffer=chunk,void(this._cb=cb);this._buffer=null;var currRange=this._queue[0];const writeStart=_Mathmax(currRange.start-this._position,0),writeEnd=currRange.end-this._position;if(writeStart>=chunk.length)return this._position+=chunk.length,cb(null);let toWrite;if(writeEnd>chunk.length){this._position+=chunk.length,toWrite=0===writeStart?chunk:chunk.slice(writeStart),drained=currRange.stream.write(toWrite)&&drained;break}this._position+=writeEnd,toWrite=0===writeStart&&writeEnd===chunk.length?chunk:chunk.slice(writeStart,writeEnd),drained=currRange.stream.write(toWrite)&&drained,currRange.last&&currRange.stream.end(),chunk=chunk.slice(writeEnd),this._queue.shift()}drained?cb(null):currRange.stream.once("drain",cb.bind(null,null))}slice(ranges){if(this.destroyed)return null;Array.isArray(ranges)||(ranges=[ranges]);const str=new PassThrough;return ranges.forEach((range,i)=>{this._queue.push({start:range.start,end:range.end,stream:str,last:i===ranges.length-1})}),this._buffer&&this._write(this._buffer,null,this._cb),str}destroy(err){this.destroyed||(this.destroyed=!0,err&&this.emit("error",err))}}},{"readable-stream":290}],275:[function(require,module){"use strict";function isInteger(n){return parseInt(n,10)===n}function createRC4(N){function identityPermutation(){for(var s=Array(N),i=0;in?_StringfromCharCode(48+n):_StringfromCharCode(97+n-10)}function fromHex(c){return parseInt(c,16)}var RC4=createRC4(256);RC4.prototype.randomByte=RC4.prototype.randomNative;var RC4small=createRC4(16);RC4small.prototype.randomByte=function(){var a=this.randomNative(),b=this.randomNative();return 16*a+b};RC4small.prototype.currentStateString=function(){var state=this.currentState(),i=toHex(state.i),j=toHex(state.j),res=i+j+state.s.map(toHex).join("");return res},RC4small.prototype.setStateString=function(stateString){if(!stateString.match(/^[0-9a-f]{18}$/))throw new TypeError("RC4small stateString should be 18 hex character string");var i=fromHex(stateString[0]),j=fromHex(stateString[1]),s=stateString.split("").slice(2).map(fromHex);this.setState({i:i,j:j,s:s})},RC4.RC4small=RC4small,module.exports=RC4},{}],276:[function(require,module,exports){arguments[4][86][0].apply(exports,arguments)},{dup:86}],277:[function(require,module,exports){arguments[4][87][0].apply(exports,arguments)},{"./_stream_readable":279,"./_stream_writable":281,_process:255,dup:87,inherits:200}],278:[function(require,module,exports){arguments[4][88][0].apply(exports,arguments)},{"./_stream_transform":280,dup:88,inherits:200}],279:[function(require,module,exports){arguments[4][89][0].apply(exports,arguments)},{"../errors":276,"./_stream_duplex":277,"./internal/streams/async_iterator":282,"./internal/streams/buffer_list":283,"./internal/streams/destroy":284,"./internal/streams/from":286,"./internal/streams/state":288,"./internal/streams/stream":289,_process:255,buffer:82,dup:89,events:83,inherits:200,"string_decoder/":329,util:53}],280:[function(require,module,exports){arguments[4][90][0].apply(exports,arguments)},{"../errors":276,"./_stream_duplex":277,dup:90,inherits:200}],281:[function(require,module,exports){arguments[4][91][0].apply(exports,arguments)},{"../errors":276,"./_stream_duplex":277,"./internal/streams/destroy":284,"./internal/streams/state":288,"./internal/streams/stream":289,_process:255,buffer:82,dup:91,inherits:200,"util-deprecate":343}],282:[function(require,module,exports){arguments[4][92][0].apply(exports,arguments)},{"./end-of-stream":285,_process:255,dup:92}],283:[function(require,module,exports){arguments[4][93][0].apply(exports,arguments)},{buffer:82,dup:93,util:53}],284:[function(require,module,exports){arguments[4][94][0].apply(exports,arguments)},{_process:255,dup:94}],285:[function(require,module,exports){arguments[4][95][0].apply(exports,arguments)},{"../../../errors":276,dup:95}],286:[function(require,module,exports){arguments[4][96][0].apply(exports,arguments)},{dup:96}],287:[function(require,module,exports){arguments[4][97][0].apply(exports,arguments)},{"../../../errors":276,"./end-of-stream":285,dup:97}],288:[function(require,module,exports){arguments[4][98][0].apply(exports,arguments)},{"../../../errors":276,dup:98}],289:[function(require,module,exports){arguments[4][99][0].apply(exports,arguments)},{dup:99,events:83}],290:[function(require,module,exports){exports=module.exports=require("./lib/_stream_readable.js"),exports.Stream=exports,exports.Readable=exports,exports.Writable=require("./lib/_stream_writable.js"),exports.Duplex=require("./lib/_stream_duplex.js"),exports.Transform=require("./lib/_stream_transform.js"),exports.PassThrough=require("./lib/_stream_passthrough.js"),exports.finished=require("./lib/internal/streams/end-of-stream.js"),exports.pipeline=require("./lib/internal/streams/pipeline.js")},{"./lib/_stream_duplex.js":277,"./lib/_stream_passthrough.js":278,"./lib/_stream_readable.js":279,"./lib/_stream_transform.js":280,"./lib/_stream_writable.js":281,"./lib/internal/streams/end-of-stream.js":285,"./lib/internal/streams/pipeline.js":287}],291:[function(require,module){(function(Buffer){(function(){function RecordSet(){this.list=[],this.map=new Map}function RecordStore(){this.records=new Map,this.size=0}function RecordCache(opts){if(!(this instanceof RecordCache))return new RecordCache(opts);if(opts||(opts={}),this.maxSize=opts.maxSize||1/0,this.maxAge=opts.maxAge||0,this._onstale=opts.onStale||opts.onstale||null,this._fresh=new RecordStore,this._stale=new RecordStore,this._interval=null,this._gced=!1,this.maxAge&&this.maxAge<1/0){var tick=_Mathceil(2/3*this.maxAge);this._interval=setInterval(this._gcAuto.bind(this),tick),this._interval.unref&&this._interval.unref()}}function toString(record){return Buffer.isBuffer(record)?record.toString("hex"):record}function swap(list,a,b){var tmp=list[a];tmp.index=b,list[b].index=a,list[a]=list[b],list[b]=tmp}var EMPTY=[];module.exports=RecordCache,RecordSet.prototype.add=function(record,value){var k=toString(record),r=this.map.get(k);return!r&&(r={index:this.list.length,record:value||record},this.list.push(r),this.map.set(k,r),!0)},RecordSet.prototype.remove=function(record){var k=toString(record),r=this.map.get(k);return!!r&&(swap(this.list,r.index,this.list.length-1),this.list.pop(),this.map.delete(k),!0)},RecordStore.prototype.add=function(name,record,value){var r=this.records.get(name);return r||(r=new RecordSet,this.records.set(name,r)),!!r.add(record,value)&&(this.size++,!0)},RecordStore.prototype.remove=function(name,record,value){var r=this.records.get(name);return!!r&&!!r.remove(record,value)&&(this.size--,r.map.size||this.records.delete(name),!0)},RecordStore.prototype.get=function(name){var r=this.records.get(name);return r?r.list:EMPTY},Object.defineProperty(RecordCache.prototype,"size",{get:function(){return this._fresh.size+this._stale.size}}),RecordCache.prototype.add=function(name,record,value){this._stale.remove(name,record,value),this._fresh.add(name,record,value)&&this._fresh.size>this.maxSize&&this._gc()},RecordCache.prototype.remove=function(name,record,value){this._fresh.remove(name,record,value),this._stale.remove(name,record,value)},RecordCache.prototype.get=function(name,n){var a=this._fresh.get(name),b=this._stale.get(name),aLen=a.length,bLen=b.length,len=aLen+bLen;(n>len||!n)&&(n=len);for(var result=Array(n),i=0,j;iopts.maxBlobLength)||(debug("File length too large for Blob URL approach: %d (max: %d)",file.length,opts.maxBlobLength),fatalError(new Error(`File length too large for Blob URL approach: ${file.length} (max: ${opts.maxBlobLength})`)),!1)}function renderMediaElement(type){checkBlobLength()&&(elem=getElem(type),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),elem.src=url)))}function onLoadStart(){if(elem.removeEventListener("loadstart",onLoadStart),opts.autoplay){const playPromise=elem.play();"undefined"!=typeof playPromise&&playPromise.catch(fatalError)}}function onLoadedMetadata(){elem.removeEventListener("loadedmetadata",onLoadedMetadata),cb(null,elem)}function renderIframe(){getBlobURL(file,(err,url)=>err?fatalError(err):void(".pdf"===extname?(elem=getElem("object"),elem.setAttribute("typemustmatch",!0),elem.setAttribute("type","application/pdf"),elem.setAttribute("data",url)):(elem=getElem("iframe"),elem.sandbox="allow-forms allow-scripts",elem.src=url),cb(null,elem)))}function fatalError(err){err.message=`Error rendering file "${file.name}": ${err.message}`,debug(err.message),cb(err)}const extname=path.extname(file.name).toLowerCase();let currentTime=0,elem;MEDIASOURCE_EXTS.includes(extname)?function(){function useVideostream(){debug(`Use \`videostream\` package for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToMediaSource),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),new VideoStream(file,elem)}function useMediaSource(){debug(`Use MediaSource API for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToBlobURL),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata);const wrapper=new MediaElementWrapper(elem),writable=wrapper.createWriteStream(getCodec(file.name));file.createReadStream().pipe(writable),currentTime&&(elem.currentTime=currentTime)}function useBlobURL(){debug(`Use Blob URL for ${file.name}`),prepareElem(),elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,currentTime&&(elem.currentTime=currentTime)))}function fallbackToMediaSource(err){debug("videostream error: fallback to MediaSource API: %o",err.message||err),elem.removeEventListener("error",fallbackToMediaSource),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useMediaSource()}function fallbackToBlobURL(err){debug("MediaSource API error: fallback to Blob URL: %o",err.message||err);checkBlobLength()&&(elem.removeEventListener("error",fallbackToBlobURL),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useBlobURL())}function prepareElem(){elem||(elem=getElem(tagName),elem.addEventListener("progress",()=>{currentTime=elem.currentTime}))}const tagName=MEDIASOURCE_VIDEO_EXTS.includes(extname)?"video":"audio";MediaSource?VIDEOSTREAM_EXTS.includes(extname)?useVideostream():useMediaSource():useBlobURL()}():VIDEO_EXTS.includes(extname)?renderMediaElement("video"):AUDIO_EXTS.includes(extname)?renderMediaElement("audio"):IMAGE_EXTS.includes(extname)?function(){elem=getElem("img"),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,elem.alt=file.name,cb(null,elem)))}():IFRAME_EXTS.includes(extname)?renderIframe():function(){function done(){isAscii(str)?(debug("File extension \"%s\" appears ascii, so will render.",extname),renderIframe()):(debug("File extension \"%s\" appears non-ascii, will not render.",extname),cb(new Error(`Unsupported file type "${extname}": Cannot append to DOM`)))}debug("Unknown file extension \"%s\" - will attempt to render into iframe",extname);let str="";file.createReadStream({start:0,end:1e3}).setEncoding("utf8").on("data",chunk=>{str+=chunk}).on("end",done).on("error",cb)}()}function getBlobURL(file,cb){const extname=path.extname(file.name).toLowerCase();streamToBlobURL(file.createReadStream(),exports.mime[extname]).then(blobUrl=>cb(null,blobUrl),err=>cb(err))}function validateFile(file){if(null==file)throw new Error("file cannot be null or undefined");if("string"!=typeof file.name)throw new Error("missing or invalid file.name property");if("function"!=typeof file.createReadStream)throw new Error("missing or invalid file.createReadStream property")}function getCodec(name){const extname=path.extname(name).toLowerCase();return{".m4a":"audio/mp4; codecs=\"mp4a.40.5\"",".m4b":"audio/mp4; codecs=\"mp4a.40.5\"",".m4p":"audio/mp4; codecs=\"mp4a.40.5\"",".m4v":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".mkv":"video/webm; codecs=\"avc1.640029, mp4a.40.5\"",".mp3":"audio/mpeg",".mp4":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".webm":"video/webm; codecs=\"vorbis, vp8\""}[extname]}function parseOpts(opts){null==opts.autoplay&&(opts.autoplay=!1),null==opts.muted&&(opts.muted=!1),null==opts.controls&&(opts.controls=!0),null==opts.maxBlobLength&&(opts.maxBlobLength=MAX_BLOB_LENGTH)}function setMediaOpts(elem,opts){elem.autoplay=!!opts.autoplay,elem.muted=!!opts.muted,elem.controls=!!opts.controls}exports.render=function(file,elem,opts,cb){"function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof elem&&(elem=document.querySelector(elem)),renderMedia(file,tagName=>{if(elem.nodeName!==tagName.toUpperCase()){const extname=path.extname(file.name).toLowerCase();throw new Error(`Cannot render "${extname}" inside a "${elem.nodeName.toLowerCase()}" element, expected "${tagName}"`)}return("video"===tagName||"audio"===tagName)&&setMediaOpts(elem,opts),elem},opts,cb)},exports.append=function(file,rootElem,opts,cb){function createMedia(tagName){const elem=createElem(tagName);return setMediaOpts(elem,opts),rootElem.appendChild(elem),elem}function createElem(tagName){const elem=document.createElement(tagName);return rootElem.appendChild(elem),elem}function done(err,elem){err&&elem&&elem.remove(),cb(err,elem)}if("function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof rootElem&&(rootElem=document.querySelector(rootElem)),rootElem&&("VIDEO"===rootElem.nodeName||"AUDIO"===rootElem.nodeName))throw new Error("Invalid video/audio node argument. Argument must be root element that video/audio tag will be appended to.");renderMedia(file,function(tagName){return"video"===tagName||"audio"===tagName?createMedia(tagName):createElem(tagName)},opts,done)},exports.mime=require("./lib/mime.json");const debug=require("debug")("render-media"),isAscii=require("is-ascii"),MediaElementWrapper=require("mediasource"),path=require("path"),streamToBlobURL=require("stream-to-blob-url"),VideoStream=require("videostream"),VIDEOSTREAM_EXTS=[".m4a",".m4b",".m4p",".m4v",".mp4"],MEDIASOURCE_VIDEO_EXTS=[".m4v",".mkv",".mp4",".webm"],MEDIASOURCE_EXTS=[].concat(MEDIASOURCE_VIDEO_EXTS,[".m4a",".m4b",".m4p",".mp3"]),VIDEO_EXTS=[".mov",".ogv"],AUDIO_EXTS=[".aac",".oga",".ogg",".wav",".flac"],IMAGE_EXTS=[".bmp",".gif",".jpeg",".jpg",".png",".svg"],IFRAME_EXTS=[".css",".html",".js",".md",".pdf",".srt",".txt"],MAX_BLOB_LENGTH=200000000,MediaSource="undefined"!=typeof window&&window.MediaSource},{"./lib/mime.json":293,debug:127,"is-ascii":203,mediasource:221,path:84,"stream-to-blob-url":324,videostream:345}],293:[function(require,module){module.exports={".3gp":"video/3gpp",".aac":"audio/aac",".aif":"audio/x-aiff",".aiff":"audio/x-aiff",".atom":"application/atom+xml",".avi":"video/x-msvideo",".bmp":"image/bmp",".bz2":"application/x-bzip2",".conf":"text/plain",".css":"text/css",".csv":"text/plain",".diff":"text/x-diff",".doc":"application/msword",".flv":"video/x-flv",".gif":"image/gif",".gz":"application/x-gzip",".htm":"text/html",".html":"text/html",".ico":"image/vnd.microsoft.icon",".ics":"text/calendar",".iso":"application/octet-stream",".jar":"application/java-archive",".jpeg":"image/jpeg",".jpg":"image/jpeg",".js":"application/javascript",".json":"application/json",".less":"text/css",".log":"text/plain",".m3u":"audio/x-mpegurl",".m4a":"audio/x-m4a",".m4b":"audio/mp4",".m4p":"audio/mp4",".m4v":"video/x-m4v",".manifest":"text/cache-manifest",".markdown":"text/x-markdown",".mathml":"application/mathml+xml",".md":"text/x-markdown",".mid":"audio/midi",".midi":"audio/midi",".mov":"video/quicktime",".mp3":"audio/mpeg",".mp4":"video/mp4",".mp4v":"video/mp4",".mpeg":"video/mpeg",".mpg":"video/mpeg",".odp":"application/vnd.oasis.opendocument.presentation",".ods":"application/vnd.oasis.opendocument.spreadsheet",".odt":"application/vnd.oasis.opendocument.text",".oga":"audio/ogg",".ogg":"application/ogg",".pdf":"application/pdf",".png":"image/png",".pps":"application/vnd.ms-powerpoint",".ppt":"application/vnd.ms-powerpoint",".ps":"application/postscript",".psd":"image/vnd.adobe.photoshop",".qt":"video/quicktime",".rar":"application/x-rar-compressed",".rdf":"application/rdf+xml",".rss":"application/rss+xml",".rtf":"application/rtf",".svg":"image/svg+xml",".svgz":"image/svg+xml",".swf":"application/x-shockwave-flash",".tar":"application/x-tar",".tbz":"application/x-bzip-compressed-tar",".text":"text/plain",".tif":"image/tiff",".tiff":"image/tiff",".torrent":"application/x-bittorrent",".ttf":"application/x-font-ttf",".txt":"text/plain",".wav":"audio/wav",".webm":"video/webm",".wma":"audio/x-ms-wma",".wmv":"video/x-ms-wmv",".xls":"application/vnd.ms-excel",".xml":"application/xml",".yaml":"text/yaml",".yml":"text/yaml",".zip":"application/zip"}},{}],294:[function(require,module){'use 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words=ARRAY16,j=0;16>j;++j)words[j]=this._block.readInt32LE(4*j);for(var al=0|this._a,bl=0|this._b,cl=0|this._c,dl=0|this._d,el=0|this._e,ar=0|this._a,br=0|this._b,cr=0|this._c,dr=0|this._d,er=0|this._e,i=0;80>i;i+=1){var tl,tr;16>i?(tl=fn1(al,bl,cl,dl,el,words[zl[i]],hl[0],sl[i]),tr=fn5(ar,br,cr,dr,er,words[zr[i]],hr[0],sr[i])):32>i?(tl=fn2(al,bl,cl,dl,el,words[zl[i]],hl[1],sl[i]),tr=fn4(ar,br,cr,dr,er,words[zr[i]],hr[1],sr[i])):48>i?(tl=fn3(al,bl,cl,dl,el,words[zl[i]],hl[2],sl[i]),tr=fn3(ar,br,cr,dr,er,words[zr[i]],hr[2],sr[i])):64>i?(tl=fn4(al,bl,cl,dl,el,words[zl[i]],hl[3],sl[i]),tr=fn2(ar,br,cr,dr,er,words[zr[i]],hr[3],sr[i])):(tl=fn5(al,bl,cl,dl,el,words[zl[i]],hl[4],sl[i]),tr=fn1(ar,br,cr,dr,er,words[zr[i]],hr[4],sr[i])),al=el,el=dl,dl=rotl(cl,10),cl=bl,bl=tl,ar=er,er=dr,dr=rotl(cr,10),cr=br,br=tr}var t=0|this._b+cl+dr;this._b=0|this._c+dl+er,this._c=0|this._d+el+ar,this._d=0|this._e+al+br,this._e=0|this._a+bl+cr,this._a=t},RIPEMD160.prototype._digest=function(){this._block[this._blockOffset++]=128,56 */module.exports=function(tasks,cb){function done(err){function end(){cb&&cb(err,results)}isSync?process.nextTick(end):end()}function each(err,result){results.push(result),++current>=tasks.length||err?done(err):tasks[current](each)}var current=0,results=[],isSync=!0;0>2)+1;i>2]|=128<<24-(chunkLen%4<<3),bin[(-16&(chunkLen>>2)+2)+14]=0|msgLen/536870912,bin[(-16&(chunkLen>>2)+2)+15]=msgLen<<3},getRawDigest=function(heap,padMaxChunkLen){var io=new Int32Array(heap,padMaxChunkLen+320,5),out=new Int32Array(5),arr=new DataView(out.buffer);return arr.setInt32(0,io[0],!1),arr.setInt32(4,io[1],!1),arr.setInt32(8,io[2],!1),arr.setInt32(12,io[3],!1),arr.setInt32(16,io[4],!1),out},Rusha=function(){function Rusha(chunkSize){if(_classCallCheck(this,Rusha),chunkSize=chunkSize||65536,0>2);return padZeroes(view,chunkLen),padData(view,chunkLen,msgLen),padChunkLen},Rusha.prototype._write=function(data,chunkOffset,chunkLen,off){conv(data,this._h8,this._h32,chunkOffset,chunkLen,off||0)},Rusha.prototype._coreCall=function(data,chunkOffset,chunkLen,msgLen,finalize){var padChunkLen=chunkLen;this._write(data,chunkOffset,chunkLen),finalize&&(padChunkLen=this._padChunk(chunkLen,msgLen)),this._core.hash(padChunkLen,this._padMaxChunkLen)},Rusha.prototype.rawDigest=function(str){var msgLen=str.byteLength||str.length||str.size||0;this._initState(this._heap,this._padMaxChunkLen);var chunkOffset=0,chunkLen=this._maxChunkLen;for(chunkOffset=0;msgLen>chunkOffset+chunkLen;chunkOffset+=chunkLen)this._coreCall(str,chunkOffset,chunkLen,msgLen,!1);return this._coreCall(str,chunkOffset,msgLen-chunkOffset,msgLen,!0),getRawDigest(this._heap,this._padMaxChunkLen)},Rusha.prototype.digest=function(str){return toHex(this.rawDigest(str).buffer)},Rusha.prototype.digestFromString=function(str){return this.digest(str)},Rusha.prototype.digestFromBuffer=function(str){return this.digest(str)},Rusha.prototype.digestFromArrayBuffer=function(str){return this.digest(str)},Rusha.prototype.resetState=function(){return this._initState(this._heap,this._padMaxChunkLen),this},Rusha.prototype.append=function(chunk){var chunkOffset=0,chunkLen=chunk.byteLength||chunk.length||chunk.size||0,turnOffset=this._offset%this._maxChunkLen,inputLen=void 0;for(this._offset+=chunkLen;chunkOffseti;i++)precomputedHex[i]=(16>i?"0":"")+i.toString(16);module.exports.toHex=function(arrayBuffer){for(var binarray=new Uint8Array(arrayBuffer),res=Array(arrayBuffer.byteLength),_i=0;_i=v)return 65536;if(16777216>v)for(p=1;p>2],y1$851=0|H$843[x$846+324>>2],y2$853=0|H$843[x$846+328>>2],y3$855=0|H$843[x$846+332>>2],y4$857=0|H$843[x$846+336>>2],i$847=0;(0|i$847)<(0|k$845);i$847=0|i$847+64){for(z0$850=y0$849,z1$852=y1$851,z2$854=y2$853,z3$856=y3$855,z4$858=y4$857,j$848=0;64>(0|j$848);j$848=0|j$848+4)t1$860=0|H$843[i$847+j$848>>2],t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[k$845+j$848>>2]=t1$860;for(j$848=0|k$845+64;(0|j$848)<(0|k$845+80);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+80;(0|j$848)<(0|k$845+160);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)+1859775393),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+160;(0|j$848)<(0|k$845+240);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|y1$851&y3$855|y2$853&y3$855))+(0|(0|t1$860+y4$857)-1894007588),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+240;(0|j$848)<(0|k$845+320);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)-899497514),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;y0$849=0|y0$849+z0$850,y1$851=0|y1$851+z1$852,y2$853=0|y2$853+z2$854,y3$855=0|y3$855+z3$856,y4$857=0|y4$857+z4$858}H$843[x$846+320>>2]=y0$849,H$843[x$846+324>>2]=y1$851,H$843[x$846+328>>2]=y2$853,H$843[x$846+332>>2]=y3$855,H$843[x$846+336>>2]=y4$857}}}},function(module){var _this=this,reader=void 0;"undefined"!=typeof self&&"undefined"!=typeof self.FileReaderSync&&(reader=new self.FileReaderSync);var convStr=function(str,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=str.charCodeAt(start+3);case 1:H8[0|off+1-(om<<1)]=str.charCodeAt(start+2);case 2:H8[0|off+2-(om<<1)]=str.charCodeAt(start+1);case 3:H8[0|off+3-(om<<1)]=str.charCodeAt(start);}if(!(len>2]=str.charCodeAt(start+i)<<24|str.charCodeAt(start+i+1)<<16|str.charCodeAt(start+i+2)<<8|str.charCodeAt(start+i+3);switch(lm){case 3:H8[0|off+j+1]=str.charCodeAt(start+j+2);case 2:H8[0|off+j+2]=str.charCodeAt(start+j+1);case 1:H8[0|off+j+3]=str.charCodeAt(start+j);}}},convBuf=function(buf,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=buf[start+3];case 1:H8[0|off+1-(om<<1)]=buf[start+2];case 2:H8[0|off+2-(om<<1)]=buf[start+1];case 3:H8[0|off+3-(om<<1)]=buf[start];}if(!(len>2]=buf[start+i]<<24|buf[start+i+1]<<16|buf[start+i+2]<<8|buf[start+i+3];switch(lm){case 3:H8[0|off+j+1]=buf[start+j+2];case 2:H8[0|off+j+2]=buf[start+j+1];case 1:H8[0|off+j+3]=buf[start+j];}}},convBlob=function(blob,H8,H32,start,len,off){var i=void 0,om=off%4,lm=(len+om)%4,j=len-lm,buf=new Uint8Array(reader.readAsArrayBuffer(blob.slice(start,start+len)));switch(om){case 0:H8[off]=buf[3];case 1:H8[0|off+1-(om<<1)]=buf[2];case 2:H8[0|off+2-(om<<1)]=buf[1];case 3:H8[0|off+3-(om<<1)]=buf[0];}if(!(len>2]=buf[i]<<24|buf[i+1]<<16|buf[i+2]<<8|buf[i+3];switch(lm){case 3:H8[0|off+j+1]=buf[j+2];case 2:H8[0|off+j+2]=buf[j+1];case 1:H8[0|off+j+3]=buf[j];}}};module.exports=function(data,H8,H32,start,len,off){if("string"==typeof data)return convStr(data,H8,H32,start,len,off);if(data instanceof Array)return convBuf(data,H8,H32,start,len,off);if(_this&&_this.Buffer&&_this.Buffer.isBuffer(data))return convBuf(data,H8,H32,start,len,off);if(data instanceof ArrayBuffer)return convBuf(new Uint8Array(data),H8,H32,start,len,off);if(data.buffer instanceof ArrayBuffer)return convBuf(new Uint8Array(data.buffer,data.byteOffset,data.byteLength),H8,H32,start,len,off);if(data instanceof Blob)return convBlob(data,H8,H32,start,len,off);throw new Error("Unsupported data type.")}},function(module,exports,__webpack_require__){function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function")}var _createClass=function(){function defineProperties(target,props){for(var i=0,descriptor;i */var buffer=require("buffer"),Buffer=buffer.Buffer;Buffer.from&&Buffer.alloc&&Buffer.allocUnsafe&&Buffer.allocUnsafeSlow?module.exports=buffer:(copyProps(buffer,exports),exports.Buffer=SafeBuffer),SafeBuffer.prototype=Object.create(Buffer.prototype),copyProps(Buffer,SafeBuffer),SafeBuffer.from=function(arg,encodingOrOffset,length){if("number"==typeof arg)throw new TypeError("Argument must not be a number");return Buffer(arg,encodingOrOffset,length)},SafeBuffer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("Argument must be a number");var buf=Buffer(size);return void 0===fill?buf.fill(0):"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill),buf},SafeBuffer.allocUnsafe=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return Buffer(size)},SafeBuffer.allocUnsafeSlow=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return buffer.SlowBuffer(size)}},{buffer:82}],300:[function(require,module){(function(process){(function(){'use strict';var buffer=require("buffer"),Buffer=buffer.Buffer,safer={},key;for(key in buffer)buffer.hasOwnProperty(key)&&"SlowBuffer"!==key&&"Buffer"!==key&&(safer[key]=buffer[key]);var Safer=safer.Buffer={};for(key in Buffer)Buffer.hasOwnProperty(key)&&"allocUnsafe"!==key&&"allocUnsafeSlow"!==key&&(Safer[key]=Buffer[key]);if(safer.Buffer.prototype=Buffer.prototype,Safer.from&&Safer.from!==Uint8Array.from||(Safer.from=function(value,encodingOrOffset,length){if("number"==typeof value)throw new TypeError("The \"value\" argument must not be of type number. Received type "+typeof value);if(value&&"undefined"==typeof value.length)throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof value);return Buffer(value,encodingOrOffset,length)}),Safer.alloc||(Safer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("The \"size\" argument must be of type number. Received type "+typeof size);if(0>size||2147483648<=size)throw new RangeError("The value \""+size+"\" is invalid for option \"size\"");var buf=Buffer(size);return fill&&0!==fill.length?"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill):buf.fill(0),buf}),!safer.kStringMaxLength)try{safer.kStringMaxLength=process.binding("buffer").kStringMaxLength}catch(e){}safer.constants||(safer.constants={MAX_LENGTH:safer.kMaxLength},safer.kStringMaxLength&&(safer.constants.MAX_STRING_LENGTH=safer.kStringMaxLength)),module.exports=safer}).call(this)}).call(this,require("_process"))},{_process:255,buffer:82}],301:[function(require,module){function Hash(blockSize,finalSize){this._block=Buffer.alloc(blockSize),this._finalSize=finalSize,this._blockSize=blockSize,this._len=0}var Buffer=require("safe-buffer").Buffer;Hash.prototype.update=function(data,enc){"string"==typeof data&&(enc=enc||"utf8",data=Buffer.from(data,enc));for(var block=this._block,blockSize=this._blockSize,length=data.length,accum=this._len,offset=0;offset=this._finalSize&&(this._update(this._block),this._block.fill(0));var bits=8*this._len;if(4294967295>=bits)this._block.writeUInt32BE(bits,this._blockSize-4);else{var lowBits=(4294967295&bits)>>>0;this._block.writeUInt32BE((bits-lowBits)/4294967296,this._blockSize-8),this._block.writeUInt32BE(lowBits,this._blockSize-4)}this._update(this._block);var hash=this._hash();return enc?hash.toString(enc):hash},Hash.prototype._update=function(){throw new Error("_update must be implemented by subclass")},module.exports=Hash},{"safe-buffer":299}],302:[function(require,module,exports){var exports=module.exports=function(algorithm){algorithm=algorithm.toLowerCase();var Algorithm=exports[algorithm];if(!Algorithm)throw new Error(algorithm+" is not supported (we accept pull requests)");return new Algorithm};exports.sha=require("./sha"),exports.sha1=require("./sha1"),exports.sha224=require("./sha224"),exports.sha256=require("./sha256"),exports.sha384=require("./sha384"),exports.sha512=require("./sha512")},{"./sha":303,"./sha1":304,"./sha224":305,"./sha256":306,"./sha384":307,"./sha512":308}],303:[function(require,module){function Sha(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha,Hash),Sha.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=W[i-3]^W[i-8]^W[i-14]^W[i-16];for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha},{"./hash":301,inherits:200,"safe-buffer":299}],304:[function(require,module){function Sha1(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl1(num){return num<<1|num>>>31}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha1,Hash),Sha1.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha1.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=rotl1(W[i-3]^W[i-8]^W[i-14]^W[i-16]);for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha1.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha1},{"./hash":301,inherits:200,"safe-buffer":299}],305:[function(require,module){function Sha224(){this.init(),this._w=W,Hash.call(this,64,56)}var inherits=require("inherits"),Sha256=require("./sha256"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(64);inherits(Sha224,Sha256),Sha224.prototype.init=function(){return this._a=3238371032,this._b=914150663,this._c=812702999,this._d=4144912697,this._e=4290775857,this._f=1750603025,this._g=1694076839,this._h=3204075428,this},Sha224.prototype._hash=function(){var H=Buffer.allocUnsafe(28);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H},module.exports=Sha224},{"./hash":301,"./sha256":306,inherits:200,"safe-buffer":299}],306:[function(require,module){function Sha256(){this.init(),this._w=W,Hash.call(this,64,56)}function ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x){return(x>>>2|x<<30)^(x>>>13|x<<19)^(x>>>22|x<<10)}function sigma1(x){return(x>>>6|x<<26)^(x>>>11|x<<21)^(x>>>25|x<<7)}function gamma0(x){return(x>>>7|x<<25)^(x>>>18|x<<14)^x>>>3}function gamma1(x){return(x>>>17|x<<15)^(x>>>19|x<<13)^x>>>10}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298],W=Array(64);inherits(Sha256,Hash),Sha256.prototype.init=function(){return this._a=1779033703,this._b=3144134277,this._c=1013904242,this._d=2773480762,this._e=1359893119,this._f=2600822924,this._g=528734635,this._h=1541459225,this},Sha256.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,f=0|this._f,g=0|this._g,h=0|this._h,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;64>i;++i)W[i]=0|gamma1(W[i-2])+W[i-7]+gamma0(W[i-15])+W[i-16];for(var j=0;64>j;++j){var T1=0|h+sigma1(e)+ch(e,f,g)+K[j]+W[j],T2=0|sigma0(a)+maj(a,b,c);h=g,g=f,f=e,e=0|d+T1,d=c,c=b,b=a,a=0|T1+T2}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e,this._f=0|f+this._f,this._g=0|g+this._g,this._h=0|h+this._h},Sha256.prototype._hash=function(){var H=Buffer.allocUnsafe(32);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H.writeInt32BE(this._h,28),H},module.exports=Sha256},{"./hash":301,inherits:200,"safe-buffer":299}],307:[function(require,module){function Sha384(){this.init(),this._w=W,Hash.call(this,128,112)}var inherits=require("inherits"),SHA512=require("./sha512"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(160);inherits(Sha384,SHA512),Sha384.prototype.init=function(){return this._ah=3418070365,this._bh=1654270250,this._ch=2438529370,this._dh=355462360,this._eh=1731405415,this._fh=2394180231,this._gh=3675008525,this._hh=1203062813,this._al=3238371032,this._bl=914150663,this._cl=812702999,this._dl=4144912697,this._el=4290775857,this._fl=1750603025,this._gl=1694076839,this._hl=3204075428,this},Sha384.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(48);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),H},module.exports=Sha384},{"./hash":301,"./sha512":308,inherits:200,"safe-buffer":299}],308:[function(require,module){function Sha512(){this.init(),this._w=W,Hash.call(this,128,112)}function Ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x,xl){return(x>>>28|xl<<4)^(xl>>>2|x<<30)^(xl>>>7|x<<25)}function sigma1(x,xl){return(x>>>14|xl<<18)^(x>>>18|xl<<14)^(xl>>>9|x<<23)}function Gamma0(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^x>>>7}function Gamma0l(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^(x>>>7|xl<<25)}function Gamma1(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^x>>>6}function Gamma1l(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^(x>>>6|xl<<26)}function getCarry(a,b){return a>>>0>>0?1:0}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,3609767458,1899447441,602891725,3049323471,3964484399,3921009573,2173295548,961987163,4081628472,1508970993,3053834265,2453635748,2937671579,2870763221,3664609560,3624381080,2734883394,310598401,1164996542,607225278,1323610764,1426881987,3590304994,1925078388,4068182383,2162078206,991336113,2614888103,633803317,3248222580,3479774868,3835390401,2666613458,4022224774,944711139,264347078,2341262773,604807628,2007800933,770255983,1495990901,1249150122,1856431235,1555081692,3175218132,1996064986,2198950837,2554220882,3999719339,2821834349,766784016,2952996808,2566594879,3210313671,3203337956,3336571891,1034457026,3584528711,2466948901,113926993,3758326383,338241895,168717936,666307205,1188179964,773529912,1546045734,1294757372,1522805485,1396182291,2643833823,1695183700,2343527390,1986661051,1014477480,2177026350,1206759142,2456956037,344077627,2730485921,1290863460,2820302411,3158454273,3259730800,3505952657,3345764771,106217008,3516065817,3606008344,3600352804,1432725776,4094571909,1467031594,275423344,851169720,430227734,3100823752,506948616,1363258195,659060556,3750685593,883997877,3785050280,958139571,3318307427,1322822218,3812723403,1537002063,2003034995,1747873779,3602036899,1955562222,1575990012,2024104815,1125592928,2227730452,2716904306,2361852424,442776044,2428436474,593698344,2756734187,3733110249,3204031479,2999351573,3329325298,3815920427,3391569614,3928383900,3515267271,566280711,3940187606,3454069534,4118630271,4000239992,116418474,1914138554,174292421,2731055270,289380356,3203993006,460393269,320620315,685471733,587496836,852142971,1086792851,1017036298,365543100,1126000580,2618297676,1288033470,3409855158,1501505948,4234509866,1607167915,987167468,1816402316,1246189591],W=Array(160);inherits(Sha512,Hash),Sha512.prototype.init=function(){return this._ah=1779033703,this._bh=3144134277,this._ch=1013904242,this._dh=2773480762,this._eh=1359893119,this._fh=2600822924,this._gh=528734635,this._hh=1541459225,this._al=4089235720,this._bl=2227873595,this._cl=4271175723,this._dl=1595750129,this._el=2917565137,this._fl=725511199,this._gl=4215389547,this._hl=327033209,this},Sha512.prototype._update=function(M){for(var W=this._w,ah=0|this._ah,bh=0|this._bh,ch=0|this._ch,dh=0|this._dh,eh=0|this._eh,fh=0|this._fh,gh=0|this._gh,hh=0|this._hh,al=0|this._al,bl=0|this._bl,cl=0|this._cl,dl=0|this._dl,el=0|this._el,fl=0|this._fl,gl=0|this._gl,hl=0|this._hl,i=0;32>i;i+=2)W[i]=M.readInt32BE(4*i),W[i+1]=M.readInt32BE(4*i+4);for(;160>i;i+=2){var xh=W[i-30],xl=W[i-30+1],gamma0=Gamma0(xh,xl),gamma0l=Gamma0l(xl,xh);xh=W[i-4],xl=W[i-4+1];var gamma1=Gamma1(xh,xl),gamma1l=Gamma1l(xl,xh),Wi7h=W[i-14],Wi7l=W[i-14+1],Wi16h=W[i-32],Wi16l=W[i-32+1],Wil=0|gamma0l+Wi7l,Wih=0|gamma0+Wi7h+getCarry(Wil,gamma0l);Wil=0|Wil+gamma1l,Wih=0|Wih+gamma1+getCarry(Wil,gamma1l),Wil=0|Wil+Wi16l,Wih=0|Wih+Wi16h+getCarry(Wil,Wi16l),W[i]=Wih,W[i+1]=Wil}for(var j=0;160>j;j+=2){Wih=W[j],Wil=W[j+1];var majh=maj(ah,bh,ch),majl=maj(al,bl,cl),sigma0h=sigma0(ah,al),sigma0l=sigma0(al,ah),sigma1h=sigma1(eh,el),sigma1l=sigma1(el,eh),Kih=K[j],Kil=K[j+1],chh=Ch(eh,fh,gh),chl=Ch(el,fl,gl),t1l=0|hl+sigma1l,t1h=0|hh+sigma1h+getCarry(t1l,hl);t1l=0|t1l+chl,t1h=0|t1h+chh+getCarry(t1l,chl),t1l=0|t1l+Kil,t1h=0|t1h+Kih+getCarry(t1l,Kil),t1l=0|t1l+Wil,t1h=0|t1h+Wih+getCarry(t1l,Wil);var t2l=0|sigma0l+majl,t2h=0|sigma0h+majh+getCarry(t2l,sigma0l);hh=gh,hl=gl,gh=fh,gl=fl,fh=eh,fl=el,el=0|dl+t1l,eh=0|dh+t1h+getCarry(el,dl),dh=ch,dl=cl,ch=bh,cl=bl,bh=ah,bl=al,al=0|t1l+t2l,ah=0|t1h+t2h+getCarry(al,t1l)}this._al=0|this._al+al,this._bl=0|this._bl+bl,this._cl=0|this._cl+cl,this._dl=0|this._dl+dl,this._el=0|this._el+el,this._fl=0|this._fl+fl,this._gl=0|this._gl+gl,this._hl=0|this._hl+hl,this._ah=0|this._ah+ah+getCarry(this._al,al),this._bh=0|this._bh+bh+getCarry(this._bl,bl),this._ch=0|this._ch+ch+getCarry(this._cl,cl),this._dh=0|this._dh+dh+getCarry(this._dl,dl),this._eh=0|this._eh+eh+getCarry(this._el,el),this._fh=0|this._fh+fh+getCarry(this._fl,fl),this._gh=0|this._gh+gh+getCarry(this._gl,gl),this._hh=0|this._hh+hh+getCarry(this._hl,hl)},Sha512.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(64);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),writeInt64BE(this._gh,this._gl,48),writeInt64BE(this._hh,this._hl,56),H},module.exports=Sha512},{"./hash":301,inherits:200,"safe-buffer":299}],309:[function(require,module){(function(Buffer){(function(){/*! simple-concat. MIT License. Feross Aboukhadijeh */module.exports=function(stream,cb){var chunks=[];stream.on("data",function(chunk){chunks.push(chunk)}),stream.once("end",function(){cb&&cb(null,Buffer.concat(chunks)),cb=null}),stream.once("error",function(err){cb&&cb(err),cb=null})}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],310:[function(require,module){(function(Buffer){(function(){function simpleGet(opts,cb){if(opts=Object.assign({maxRedirects:10},"string"==typeof opts?{url:opts}:opts),cb=once(cb),opts.url){const{hostname,port,protocol,auth,path}=url.parse(opts.url);delete opts.url,hostname||port||protocol||auth?Object.assign(opts,{hostname,port,protocol,auth,path}):opts.path=path}const headers={"accept-encoding":"gzip, deflate"};opts.headers&&Object.keys(opts.headers).forEach(k=>headers[k.toLowerCase()]=opts.headers[k]),opts.headers=headers;let body;opts.body?body=opts.json&&!isStream(opts.body)?JSON.stringify(opts.body):opts.body:opts.form&&(body="string"==typeof opts.form?opts.form:querystring.stringify(opts.form),opts.headers["content-type"]="application/x-www-form-urlencoded"),body&&(!opts.method&&(opts.method="POST"),!isStream(body)&&(opts.headers["content-length"]=Buffer.byteLength(body)),opts.json&&!opts.form&&(opts.headers["content-type"]="application/json")),delete opts.body,delete opts.form,opts.json&&(opts.headers.accept="application/json"),opts.method&&(opts.method=opts.method.toUpperCase());const protocol="https:"===opts.protocol?https:http,req=protocol.request(opts,res=>{if(!1!==opts.followRedirects&&300<=res.statusCode&&400>res.statusCode&&res.headers.location)return opts.url=res.headers.location,delete opts.headers.host,res.resume(),"POST"===opts.method&&[301,302].includes(res.statusCode)&&(opts.method="GET",delete opts.headers["content-length"],delete opts.headers["content-type"]),0==opts.maxRedirects--?cb(new Error("too many redirects")):simpleGet(opts,cb);const tryUnzip="function"==typeof decompressResponse&&"HEAD"!==opts.method;cb(null,tryUnzip?decompressResponse(res):res)});return req.on("timeout",()=>{req.abort(),cb(new Error("Request timed out"))}),req.on("error",cb),isStream(body)?body.on("error",cb).pipe(req):req.end(body),req}module.exports=simpleGet;const concat=require("simple-concat"),decompressResponse=require("decompress-response"),http=require("http"),https=require("https"),once=require("once"),querystring=require("querystring"),url=require("url"),isStream=o=>null!==o&&"object"==typeof o&&"function"==typeof o.pipe;simpleGet.concat=(opts,cb)=>simpleGet(opts,(err,res)=>err?cb(err):void concat(res,(err,data)=>{if(err)return cb(err);if(opts.json)try{data=JSON.parse(data.toString())}catch(err){return cb(err,res,data)}cb(null,res,data)})),["get","post","put","patch","head","delete"].forEach(method=>{simpleGet[method]=(opts,cb)=>("string"==typeof opts&&(opts={url:opts}),simpleGet(Object.assign({method:method.toUpperCase()},opts),cb))})}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,"decompress-response":53,http:320,https:197,once:241,querystring:267,"simple-concat":309,url:339}],311:[function(require,module){function filterTrickle(sdp){return sdp.replace(/a=ice-options:trickle\s\n/g,"")}function warn(message){console.warn(message)}/*! simple-peer. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-peer"),getBrowserRTC=require("get-browser-rtc"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),errCode=require("err-code"),{Buffer}=require("buffer"),MAX_BUFFERED_AMOUNT=65536;class Peer extends stream.Duplex{constructor(opts){if(opts=Object.assign({allowHalfOpen:!1},opts),super(opts),this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new peer %o",opts),this.channelName=opts.initiator?opts.channelName||randombytes(20).toString("hex"):null,this.initiator=opts.initiator||!1,this.channelConfig=opts.channelConfig||Peer.channelConfig,this.channelNegotiated=this.channelConfig.negotiated,this.config=Object.assign({},Peer.config,opts.config),this.offerOptions=opts.offerOptions||{},this.answerOptions=opts.answerOptions||{},this.sdpTransform=opts.sdpTransform||(sdp=>sdp),this.streams=opts.streams||(opts.stream?[opts.stream]:[]),this.trickle=void 0===opts.trickle||opts.trickle,this.allowHalfTrickle=void 0!==opts.allowHalfTrickle&&opts.allowHalfTrickle,this.iceCompleteTimeout=opts.iceCompleteTimeout||5000,this.destroyed=!1,this.destroying=!1,this._connected=!1,this.remoteAddress=void 0,this.remoteFamily=void 0,this.remotePort=void 0,this.localAddress=void 0,this.localFamily=void 0,this.localPort=void 0,this._wrtc=opts.wrtc&&"object"==typeof opts.wrtc?opts.wrtc:getBrowserRTC(),!this._wrtc)if("undefined"==typeof window)throw errCode(new Error("No WebRTC support: Specify `opts.wrtc` option in this environment"),"ERR_WEBRTC_SUPPORT");else throw errCode(new Error("No WebRTC support: Not a supported browser"),"ERR_WEBRTC_SUPPORT");this._pcReady=!1,this._channelReady=!1,this._iceComplete=!1,this._iceCompleteTimer=null,this._channel=null,this._pendingCandidates=[],this._isNegotiating=!1,this._firstNegotiation=!0,this._batchedNegotiation=!1,this._queuedNegotiation=!1,this._sendersAwaitingStable=[],this._senderMap=new Map,this._closingInterval=null,this._remoteTracks=[],this._remoteStreams=[],this._chunk=null,this._cb=null,this._interval=null;try{this._pc=new this._wrtc.RTCPeerConnection(this.config)}catch(err){return void this.destroy(errCode(err,"ERR_PC_CONSTRUCTOR"))}this._isReactNativeWebrtc="number"==typeof this._pc._peerConnectionId,this._pc.oniceconnectionstatechange=()=>{this._onIceStateChange()},this._pc.onicegatheringstatechange=()=>{this._onIceStateChange()},this._pc.onconnectionstatechange=()=>{this._onConnectionStateChange()},this._pc.onsignalingstatechange=()=>{this._onSignalingStateChange()},this._pc.onicecandidate=event=>{this._onIceCandidate(event)},"object"==typeof this._pc.peerIdentity&&this._pc.peerIdentity.catch(err=>{this.destroy(errCode(err,"ERR_PC_PEER_IDENTITY"))}),this.initiator||this.channelNegotiated?this._setupData({channel:this._pc.createDataChannel(this.channelName,this.channelConfig)}):this._pc.ondatachannel=event=>{this._setupData(event)},this.streams&&this.streams.forEach(stream=>{this.addStream(stream)}),this._pc.ontrack=event=>{this._onTrack(event)},this._debug("initial negotiation"),this._needsNegotiation(),this._onFinishBound=()=>{this._onFinish()},this.once("finish",this._onFinishBound)}get bufferSize(){return this._channel&&this._channel.bufferedAmount||0}get connected(){return this._connected&&"open"===this._channel.readyState}address(){return{port:this.localPort,family:this.localFamily,address:this.localAddress}}signal(data){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot signal after peer is destroyed"),"ERR_DESTROYED");if("string"==typeof data)try{data=JSON.parse(data)}catch(err){data={}}this._debug("signal()"),data.renegotiate&&this.initiator&&(this._debug("got request to renegotiate"),this._needsNegotiation()),data.transceiverRequest&&this.initiator&&(this._debug("got request for transceiver"),this.addTransceiver(data.transceiverRequest.kind,data.transceiverRequest.init)),data.candidate&&(this._pc.remoteDescription&&this._pc.remoteDescription.type?this._addIceCandidate(data.candidate):this._pendingCandidates.push(data.candidate)),data.sdp&&this._pc.setRemoteDescription(new this._wrtc.RTCSessionDescription(data)).then(()=>{this.destroyed||(this._pendingCandidates.forEach(candidate=>{this._addIceCandidate(candidate)}),this._pendingCandidates=[],"offer"===this._pc.remoteDescription.type&&this._createAnswer())}).catch(err=>{this.destroy(errCode(err,"ERR_SET_REMOTE_DESCRIPTION"))}),data.sdp||data.candidate||data.renegotiate||data.transceiverRequest||this.destroy(errCode(new Error("signal() called with invalid signal data"),"ERR_SIGNALING"))}}_addIceCandidate(candidate){const iceCandidateObj=new this._wrtc.RTCIceCandidate(candidate);this._pc.addIceCandidate(iceCandidateObj).catch(err=>{!iceCandidateObj.address||iceCandidateObj.address.endsWith(".local")?warn("Ignoring unsupported ICE candidate."):this.destroy(errCode(err,"ERR_ADD_ICE_CANDIDATE"))})}send(chunk){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot send after peer is destroyed"),"ERR_DESTROYED");this._channel.send(chunk)}}addTransceiver(kind,init){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addTransceiver after peer is destroyed"),"ERR_DESTROYED");if(this._debug("addTransceiver()"),this.initiator)try{this._pc.addTransceiver(kind,init),this._needsNegotiation()}catch(err){this.destroy(errCode(err,"ERR_ADD_TRANSCEIVER"))}else this.emit("signal",{type:"transceiverRequest",transceiverRequest:{kind,init}})}}addStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addStream after peer is destroyed"),"ERR_DESTROYED");this._debug("addStream()"),stream.getTracks().forEach(track=>{this.addTrack(track,stream)})}}addTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot addTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("addTrack()");const submap=this._senderMap.get(track)||new Map;let sender=submap.get(stream);if(!sender)sender=this._pc.addTrack(track,stream),submap.set(stream,sender),this._senderMap.set(track,submap),this._needsNegotiation();else if(sender.removed)throw errCode(new Error("Track has been removed. You should enable/disable tracks that you want to re-add."),"ERR_SENDER_REMOVED");else throw errCode(new Error("Track has already been added to that stream."),"ERR_SENDER_ALREADY_ADDED")}replaceTrack(oldTrack,newTrack,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot replaceTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("replaceTrack()");const submap=this._senderMap.get(oldTrack),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot replace track that was never added."),"ERR_TRACK_NOT_ADDED");newTrack&&this._senderMap.set(newTrack,submap),null==sender.replaceTrack?this.destroy(errCode(new Error("replaceTrack is not supported in this browser"),"ERR_UNSUPPORTED_REPLACETRACK")):sender.replaceTrack(newTrack)}removeTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot removeTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSender()");const submap=this._senderMap.get(track),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot remove track that was never added."),"ERR_TRACK_NOT_ADDED");try{sender.removed=!0,this._pc.removeTrack(sender)}catch(err){"NS_ERROR_UNEXPECTED"===err.name?this._sendersAwaitingStable.push(sender):this.destroy(errCode(err,"ERR_REMOVE_TRACK"))}this._needsNegotiation()}removeStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot removeStream after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSenders()"),stream.getTracks().forEach(track=>{this.removeTrack(track,stream)})}}_needsNegotiation(){this._debug("_needsNegotiation");this._batchedNegotiation||(this._batchedNegotiation=!0,queueMicrotask(()=>{this._batchedNegotiation=!1,this.initiator||!this._firstNegotiation?(this._debug("starting batched negotiation"),this.negotiate()):this._debug("non-initiator initial negotiation request discarded"),this._firstNegotiation=!1}))}negotiate(){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot negotiate after peer is destroyed"),"ERR_DESTROYED");this.initiator?this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("start negotiation"),setTimeout(()=>{this._createOffer()},0)):this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("requesting negotiation from initiator"),this.emit("signal",{type:"renegotiate",renegotiate:!0})),this._isNegotiating=!0}}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){this.destroyed||this.destroying||(this.destroying=!0,this._debug("destroying (error: %s)",err&&(err.message||err)),queueMicrotask(()=>{if(this.destroyed=!0,this.destroying=!1,this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(err){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(err){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,err&&this.emit("error",err),this.emit("close"),cb()}))}_setupData(event){if(!event.channel)return this.destroy(errCode(new Error("Data channel event is missing `channel` property"),"ERR_DATA_CHANNEL"));this._channel=event.channel,this._channel.binaryType="arraybuffer","number"==typeof this._channel.bufferedAmountLowThreshold&&(this._channel.bufferedAmountLowThreshold=MAX_BUFFERED_AMOUNT),this.channelName=this._channel.label,this._channel.onmessage=event=>{this._onChannelMessage(event)},this._channel.onbufferedamountlow=()=>{this._onChannelBufferedAmountLow()},this._channel.onopen=()=>{this._onChannelOpen()},this._channel.onclose=()=>{this._onChannelClose()},this._channel.onerror=event=>{const err=event.error instanceof Error?event.error:new Error(`Datachannel error: ${event.message} ${event.filename}:${event.lineno}:${event.colno}`);this.destroy(errCode(err,"ERR_DATA_CHANNEL"))};let isClosing=!1;this._closingInterval=setInterval(()=>{this._channel&&"closing"===this._channel.readyState?(isClosing&&this._onChannelClose(),isClosing=!0):isClosing=!1},5000)}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(errCode(new Error("cannot write after peer is destroyed"),"ERR_DATA_CHANNEL"));if(this._connected){try{this.send(chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_onFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this._connected?destroySoon():this.once("connect",destroySoon)}}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout(()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))},this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then(offer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(offer.sdp=filterTrickle(offer.sdp)),offer.sdp=this.sdpTransform(offer.sdp);const sendOffer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||offer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp})}};this._pc.setLocalDescription(offer).then(()=>{this._debug("createOffer success");this.destroyed||(this.trickle||this._iceComplete?sendOffer():this.once("_iceComplete",sendOffer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_OFFER"))})}_requestMissingTransceivers(){this._pc.getTransceivers&&this._pc.getTransceivers().forEach(transceiver=>{transceiver.mid||!transceiver.sender.track||transceiver.requested||(transceiver.requested=!0,this.addTransceiver(transceiver.sender.track.kind))})}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then(answer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(answer.sdp=filterTrickle(answer.sdp)),answer.sdp=this.sdpTransform(answer.sdp);const sendAnswer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||answer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp}),this.initiator||this._requestMissingTransceivers()}};this._pc.setLocalDescription(answer).then(()=>{this.destroyed||(this.trickle||this._iceComplete?sendAnswer():this.once("_iceComplete",sendAnswer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_ANSWER"))})}_onConnectionStateChange(){this.destroyed||"failed"===this._pc.connectionState&&this.destroy(errCode(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const iceConnectionState=this._pc.iceConnectionState,iceGatheringState=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",iceConnectionState,iceGatheringState),this.emit("iceStateChange",iceConnectionState,iceGatheringState),("connected"===iceConnectionState||"completed"===iceConnectionState)&&(this._pcReady=!0,this._maybeReady()),"failed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(cb){const flattenValues=report=>("[object Array]"===Object.prototype.toString.call(report.values)&&report.values.forEach(value=>{Object.assign(report,value)}),report);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then(res=>{const reports=[];res.forEach(report=>{reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):0{if(this.destroyed)return;const reports=[];res.result().forEach(result=>{const report={};result.names().forEach(name=>{report[name]=result.stat(name)}),report.id=result.id,report.type=result.type,report.timestamp=result.timestamp,reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):cb(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const findCandidatePair=()=>{this.destroyed||this.getStats((err,items)=>{if(this.destroyed)return;err&&(items=[]);const remoteCandidates={},localCandidates={},candidatePairs={};let foundSelectedCandidatePair=!1;items.forEach(item=>{("remotecandidate"===item.type||"remote-candidate"===item.type)&&(remoteCandidates[item.id]=item),("localcandidate"===item.type||"local-candidate"===item.type)&&(localCandidates[item.id]=item),("candidatepair"===item.type||"candidate-pair"===item.type)&&(candidatePairs[item.id]=item)});const setSelectedCandidatePair=selectedCandidatePair=>{foundSelectedCandidatePair=!0;let local=localCandidates[selectedCandidatePair.localCandidateId];local&&(local.ip||local.address)?(this.localAddress=local.ip||local.address,this.localPort=+local.port):local&&local.ipAddress?(this.localAddress=local.ipAddress,this.localPort=+local.portNumber):"string"==typeof selectedCandidatePair.googLocalAddress&&(local=selectedCandidatePair.googLocalAddress.split(":"),this.localAddress=local[0],this.localPort=+local[1]),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let remote=remoteCandidates[selectedCandidatePair.remoteCandidateId];remote&&(remote.ip||remote.address)?(this.remoteAddress=remote.ip||remote.address,this.remotePort=+remote.port):remote&&remote.ipAddress?(this.remoteAddress=remote.ipAddress,this.remotePort=+remote.portNumber):"string"==typeof selectedCandidatePair.googRemoteAddress&&(remote=selectedCandidatePair.googRemoteAddress.split(":"),this.remoteAddress=remote[0],this.remotePort=+remote[1]),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(items.forEach(item=>{"transport"===item.type&&item.selectedCandidatePairId&&setSelectedCandidatePair(candidatePairs[item.selectedCandidatePairId]),("googCandidatePair"===item.type&&"true"===item.googActiveConnection||("candidatepair"===item.type||"candidate-pair"===item.type)&&item.selected)&&setSelectedCandidatePair(item)}),!foundSelectedCandidatePair&&(!Object.keys(candidatePairs).length||Object.keys(localCandidates).length))return void setTimeout(findCandidatePair,100);if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")})};findCandidatePair()}_onInterval(){this._cb&&this._channel&&!(this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT)&&this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach(sender=>{this._pc.removeTrack(sender),this._queuedNegotiation=!0}),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(event){this.destroyed||(event.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:event.candidate.candidate,sdpMLineIndex:event.candidate.sdpMLineIndex,sdpMid:event.candidate.sdpMid}}):!event.candidate&&!this._iceComplete&&(this._iceComplete=!0,this.emit("_iceComplete")),event.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_onChannelBufferedAmountLow(){if(!this.destroyed&&this._cb){this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.destroy())}_onTrack(event){this.destroyed||event.streams.forEach(eventStream=>{this._debug("on track"),this.emit("track",event.track,eventStream),this._remoteTracks.push({track:event.track,stream:eventStream});this._remoteStreams.some(remoteStream=>remoteStream.id===eventStream.id)||(this._remoteStreams.push(eventStream),queueMicrotask(()=>{this._debug("on stream"),this.emit("stream",eventStream)}))})}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Peer.WEBRTC_SUPPORT=!!getBrowserRTC(),Peer.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},Peer.channelConfig={},module.exports=Peer},{buffer:82,debug:127,"err-code":158,"get-browser-rtc":169,"queue-microtask":268,randombytes:271,"readable-stream":290}],312:[function(require,module){function sha1sync(buf){return rusha.digest(buf)}function sha1(buf,cb){return subtle?void("string"==typeof buf&&(buf=uint8array(buf)),subtle.digest({name:"sha-1"},buf).then(function(result){cb(hex(new Uint8Array(result)))},function(){cb(sha1sync(buf))})):void("undefined"==typeof window?queueMicrotask(()=>cb(sha1sync(buf))):rushaWorkerSha1(buf,function(err,hash){return err?void cb(sha1sync(buf)):void cb(hash)}))}function uint8array(s){const l=s.length,array=new Uint8Array(l);for(let i=0;i>>4).toString(16)),chars.push((15&bite).toString(16))}return chars.join("")}const Rusha=require("rusha"),rushaWorkerSha1=require("./rusha-worker-sha1"),rusha=new Rusha,scope="undefined"==typeof window?self:window,crypto=scope.crypto||scope.msCrypto||{};let subtle=crypto.subtle||crypto.webkitSubtle;try{subtle.digest({name:"sha-1"},new Uint8Array).catch(function(){subtle=!1})}catch(err){subtle=!1}module.exports=sha1,module.exports.sync=sha1sync},{"./rusha-worker-sha1":313,rusha:298}],313:[function(require,module){function init(){worker=Rusha.createWorker(),nextTaskId=1,cbs={},worker.onmessage=function(e){const taskId=e.data.id,cb=cbs[taskId];delete cbs[taskId],null==e.data.error?cb(null,e.data.hash):cb(new Error("Rusha worker error: "+e.data.error))}}function sha1(buf,cb){worker||init(),cbs[nextTaskId]=cb,worker.postMessage({id:nextTaskId,data:buf}),nextTaskId+=1}const Rusha=require("rusha");let worker,nextTaskId,cbs;module.exports=sha1},{rusha:298}],314:[function(require,module){(function(Buffer){(function(){/*! simple-websocket. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-websocket"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),ws=require("ws"),_WebSocket="function"==typeof ws?ws:WebSocket,MAX_BUFFERED_AMOUNT=65536;class Socket extends stream.Duplex{constructor(opts={}){if("string"==typeof opts&&(opts={url:opts}),opts=Object.assign({allowHalfOpen:!1},opts),super(opts),null==opts.url&&null==opts.socket)throw new Error("Missing required `url` or `socket` option");if(null!=opts.url&&null!=opts.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new websocket: %o",opts),this.connected=!1,this.destroyed=!1,this._chunk=null,this._cb=null,this._interval=null,opts.socket)this.url=opts.socket.url,this._ws=opts.socket,this.connected=opts.socket.readyState===_WebSocket.OPEN;else{this.url=opts.url;try{this._ws="function"==typeof ws?new _WebSocket(opts.url,null,{...opts,encoding:void 0}):new _WebSocket(opts.url)}catch(err){return void queueMicrotask(()=>this.destroy(err))}}this._ws.binaryType="arraybuffer",opts.socket&&this.connected?queueMicrotask(()=>this._handleOpen()):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=event=>this._handleMessage(event),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=err=>this._handleError(err),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(chunk){this._ws.send(chunk)}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){if(!this.destroyed){if(this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this.connected=!1,this.destroyed=!0,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const ws=this._ws,onClose=()=>{ws.onclose=null};if(ws.readyState===_WebSocket.CLOSED)onClose();else try{ws.onclose=onClose,ws.close()}catch(err){onClose()}ws.onopen=null,ws.onmessage=null,ws.onerror=()=>{}}this._ws=null,err&&this.emit("error",err),this.emit("close"),cb()}}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(chunk)}catch(err){return this.destroy(err)}"function"!=typeof ws&&this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_handleOpen(){if(!(this.connected||this.destroyed)){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(err)}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"function"!=typeof ws&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this.connected?destroySoon():this.once("connect",destroySoon)}}_onInterval(){if(this._cb&&this._ws&&!(this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT)){this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Socket.WEBSOCKET_SUPPORT=!!_WebSocket,module.exports=Socket}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,debug:127,"queue-microtask":268,randombytes:271,"readable-stream":290,ws:53}],315:[function(require,module){const Throttle=require("./lib/throttle"),ThrottleGroup=require("./lib/throttle-group");module.exports={Throttle,ThrottleGroup}},{"./lib/throttle":317,"./lib/throttle-group":316}],316:[function(require,module){const{TokenBucket}=require("limiter"),Throttle=require("./throttle");module.exports=class{constructor(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");this.throttles=[],this.setEnabled(opts.enabled),this.setRate(opts.rate,opts.chunksize)}getEnabled(){return this._enabled}getRate(){return this.bucket.tokensPerInterval}getChunksize(){return this.chunksize}setEnabled(val=!0){if("boolean"!=typeof val)throw new Error("Enabled must be a boolean");this._enabled=val;for(const throttle of this.throttles)throttle.setEnabled(val)}setRate(rate,chunksize=null){if(!_NumberisInteger(rate)||0>rate)throw new Error("Rate must be an integer bigger than zero");if(rate=parseInt(rate),chunksize&&("number"!=typeof chunksize||0>=chunksize))throw new Error("Chunksize must be bigger than zero");if(chunksize=chunksize||_Mathmax(parseInt(rate/10),1),chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.bucket||(this.bucket=new TokenBucket(rate,rate,"second",null)),this.bucket.bucketSize=rate,this.bucket.tokensPerInterval=rate,this.chunksize=chunksize}setChunksize(chunksize){if(!_NumberisInteger(chunksize)||0>=chunksize)throw new Error("Chunk size must be an integer bigger than zero");const rate=this.getRate();if(chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.chunksize=chunksize}throttle(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");const newThrottle=new Throttle({...opts,group:this});return newThrottle}destroy(){for(const throttle of this.throttles)throttle.destroy();this.throttles=[]}_addThrottle(throttle){if(!(throttle instanceof Throttle))throw new Error("Throttle must be an instance of Throttle");this.throttles.push(throttle)}_removeThrottle(throttle){const index=this.throttles.indexOf(throttle);-1{function isDone(err){if(self._emitter.removeListener("disabled",isDone),self._emitter.removeListener("destroyed",isDone),!done)return done=!0,err?reject(err):void resolve()}let done=!1;const self=this;this._emitter.once("disabled",isDone),this._emitter.once("destroyed",isDone),this._group.bucket.removeTokens(amount,isDone)})}_areBothEnabled(){return this._enabled&&this._group.getEnabled()}async _processChunk(chunk,done){if(!this._areBothEnabled())return done(null,chunk);let pos=0,chunksize=this._group.getChunksize(),slice=chunk.slice(pos,pos+chunksize);for(;0setTimeout(resolve,time))}}},{}],319:[function(require,module){var tick=1,maxTick=65535,resolution=4,inc=function(){tick=tick+1&maxTick},timer;module.exports=function(seconds){timer||(timer=setInterval(inc,0|1e3/resolution),timer.unref&&timer.unref());var size=resolution*(seconds||5),buffer=[0],pointer=1,last=tick-1&maxTick;return function(delta){var dist=tick-last&maxTick;for(dist>size&&(dist=size),last=tick;dist--;)pointer===size&&(pointer=0),buffer[pointer]=buffer[0===pointer?size-1:pointer-1],pointer++;delta&&(buffer[pointer-1]+=delta);var top=buffer[pointer-1],btm=buffer.lengthself._pos){var newData=response.substr(self._pos);if("x-user-defined"===self._charset){for(var buffer=Buffer.alloc(newData.length),i=0;iself._pos&&(self.push(Buffer.from(new Uint8Array(reader.result.slice(self._pos)))),self._pos=reader.result.byteLength)},reader.onload=function(){resetTimers(!0),self.push(null)},reader.readAsArrayBuffer(response);}self._xhr.readyState===rStates.DONE&&"ms-stream"!==self._mode&&(resetTimers(!0),self.push(null))}}).call(this)}).call(this,require("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,require("buffer").Buffer)},{"./capability":321,_process:255,buffer:82,inherits:200,"readable-stream":290}],324:[function(require,module){module.exports=async function(stream,mimeType){const blob=await getBlob(stream,mimeType),url=URL.createObjectURL(blob);return url};const getBlob=require("stream-to-blob")},{"stream-to-blob":325}],325:[function(require,module){/*! stream-to-blob. MIT License. Feross Aboukhadijeh */module.exports=function(stream,mimeType){if(null!=mimeType&&"string"!=typeof mimeType)throw new Error("Invalid mimetype, expected string.");return new Promise((resolve,reject)=>{const chunks=[];stream.on("data",chunk=>chunks.push(chunk)).once("end",()=>{const blob=null==mimeType?new Blob(chunks):new Blob(chunks,{type:mimeType});resolve(blob)}).once("error",reject)})}},{}],326:[function(require,module){(function(Buffer){(function(){/*! stream-with-known-length-to-buffer. MIT License. Feross Aboukhadijeh */var once=require("once");module.exports=function(stream,length,cb){cb=once(cb);var buf=Buffer.alloc(length),offset=0;stream.on("data",function(chunk){chunk.copy(buf,offset),offset+=chunk.length}).on("end",function(){cb(null,buf)}).on("error",cb)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82,once:241}],327:[function(require,module){function afterDrain(){this.stream._duplexState|=READ_PIPE_DRAINED,0==(this.stream._duplexState&READ_ACTIVE_AND_SYNC)&&this.updateNextTick()}function afterFinal(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROY_STATUS)&&(stream._duplexState|=WRITE_DONE,stream.emit("finish")),(stream._duplexState&AUTO_DESTROY)===DONE&&(stream._duplexState|=DESTROYING),stream._duplexState&=WRITE_NOT_ACTIVE,this.update()}function afterDestroy(err){const stream=this.stream;err||this.error===STREAM_DESTROYED||(err=this.error),err&&stream.emit("error",err),stream._duplexState|=DESTROYED,stream.emit("close");const rs=stream._readableState,ws=stream._writableState;null!==rs&&null!==rs.pipeline&&rs.pipeline.done(stream,err),null!==ws&&null!==ws.pipeline&&ws.pipeline.done(stream,err)}function afterWrite(err){const stream=this.stream;err&&stream.destroy(err),stream._duplexState&=WRITE_NOT_ACTIVE,(stream._duplexState&WRITE_DRAIN_STATUS)===WRITE_UNDRAINED&&(stream._duplexState&=WRITE_DRAINED,(stream._duplexState&WRITE_EMIT_DRAIN)===WRITE_EMIT_DRAIN&&stream.emit("drain")),0==(stream._duplexState&WRITE_SYNC)&&this.update()}function afterRead(err){err&&this.stream.destroy(err),this.stream._duplexState&=READ_NOT_ACTIVE,0==(this.stream._duplexState&READ_SYNC)&&this.update()}function updateReadNT(){this.stream._duplexState&=READ_NOT_NEXT_TICK,this.update()}function updateWriteNT(){this.stream._duplexState&=WRITE_NOT_NEXT_TICK,this.update()}function afterOpen(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROYING)&&(0==(stream._duplexState&READ_PRIMARY_STATUS)&&(stream._duplexState|=READ_PRIMARY),0==(stream._duplexState&WRITE_PRIMARY_STATUS)&&(stream._duplexState|=WRITE_PRIMARY),stream.emit("open")),stream._duplexState&=NOT_ACTIVE,null!==stream._writableState&&stream._writableState.update(),null!==stream._readableState&&stream._readableState.update()}function afterTransform(err,data){data!==void 0&&null!==data&&this.push(data),this._writableState.afterWrite(err)}function transformAfterFlush(err,data){const cb=this._transformState.afterFinal;return err?cb(err):void(null!==data&&data!==void 0&&this.push(data),this.push(null),cb(null))}function pipeline(stream,...streams){function errorHandle(s,rd,wr,onerror){s.on("error",onerror),s.on("close",function(){return rd&&s._readableState&&!s._readableState.ended?onerror(PREMATURE_CLOSE):wr&&s._writableState&&!s._writableState.ended?onerror(PREMATURE_CLOSE):void 0})}function onerror(err){if(err&&!error){error=err;for(const s of all)s.destroy(err)}}const all=Array.isArray(stream)?[...stream,...streams]:[stream,...streams],done=all.length&&"function"==typeof all[all.length-1]?all.pop():null;if(2>all.length)throw new Error("Pipeline requires at least 2 streams");let src=all[0],dest=null,error=null;for(let i=1;i{fin=!0}),dest.on("error",err=>{error=error||err}),dest.on("close",()=>done(error||(fin?null:PREMATURE_CLOSE)))}return dest}function isStream(stream){return!!stream._readableState||!!stream._writableState}function isStreamx(stream){return"number"==typeof stream._duplexState&&isStream(stream)}function isReadStreamx(stream){return isStreamx(stream)&&stream.readable}function isTypedArray(data){return"object"==typeof data&&null!==data&&"number"==typeof data.byteLength}function defaultByteLength(data){return isTypedArray(data)?data.byteLength:1024}function noop(){}function abort(){this.destroy(new Error("Stream aborted."))}const{EventEmitter}=require("events"),STREAM_DESTROYED=new Error("Stream was destroyed"),PREMATURE_CLOSE=new Error("Premature close"),queueTick=require("queue-tick"),FIFO=require("fast-fifo"),MAX=33554431,OPENING=1,DESTROYING=2,DESTROYED=4,NOT_OPENING=MAX^OPENING,READ_ACTIVE=8,READ_PRIMARY=16,READ_SYNC=32,READ_QUEUED=64,READ_RESUMED=128,READ_PIPE_DRAINED=256,READ_ENDING=512,READ_EMIT_DATA=1024,READ_EMIT_READABLE=2048,READ_EMITTED_READABLE=4096,READ_DONE=8192,READ_NEXT_TICK=16392,READ_NEEDS_PUSH=32768,READ_NOT_ACTIVE=MAX^READ_ACTIVE,READ_PIPE_NOT_DRAINED=MAX^(READ_RESUMED|READ_PIPE_DRAINED),READ_NOT_NEXT_TICK=MAX^READ_NEXT_TICK,WRITE_ACTIVE=65536,WRITE_PRIMARY=131072,WRITE_SYNC=262144,WRITE_QUEUED=524288,WRITE_UNDRAINED=1048576,WRITE_DONE=2097152,WRITE_EMIT_DRAIN=4194304,WRITE_NEXT_TICK=8454144,WRITE_FINISHING=16777216,WRITE_NOT_ACTIVE=MAX^WRITE_ACTIVE,WRITE_NON_PRIMARY=MAX^WRITE_PRIMARY,WRITE_DRAINED=MAX^WRITE_UNDRAINED,WRITE_NOT_NEXT_TICK=MAX^WRITE_NEXT_TICK,ACTIVE=READ_ACTIVE|WRITE_ACTIVE,NOT_ACTIVE=MAX^ACTIVE,DONE=READ_DONE|WRITE_DONE,DESTROY_STATUS=DESTROYING|DESTROYED,OPEN_STATUS=DESTROY_STATUS|OPENING,AUTO_DESTROY=DESTROY_STATUS|DONE,TICKING=(WRITE_NEXT_TICK|READ_NEXT_TICK)&NOT_ACTIVE,ACTIVE_OR_TICKING=ACTIVE|TICKING,IS_OPENING=OPEN_STATUS|TICKING,READ_PRIMARY_STATUS=OPEN_STATUS|READ_ENDING|READ_DONE,READ_STATUS=OPEN_STATUS|READ_DONE|READ_QUEUED,READ_ACTIVE_AND_SYNC=READ_ACTIVE|READ_SYNC,WRITE_PRIMARY_STATUS=OPEN_STATUS|WRITE_FINISHING|WRITE_DONE,WRITE_DRAIN_STATUS=WRITE_QUEUED|WRITE_UNDRAINED|OPEN_STATUS|WRITE_ACTIVE,WRITE_STATUS=OPEN_STATUS|WRITE_ACTIVE|WRITE_QUEUED,asyncIterator=Symbol.asyncIterator||Symbol("asyncIterator");class WritableState{constructor(stream,{highWaterMark=16384,map=null,mapWritable,byteLength,byteLengthWritable}={}){this.stream=stream,this.queue=new FIFO,this.highWaterMark=highWaterMark,this.buffered=0,this.error=null,this.pipeline=null,this.byteLength=byteLengthWritable||byteLength||defaultByteLength,this.map=mapWritable||map,this.afterWrite=afterWrite.bind(this),this.afterUpdateNextTick=updateWriteNT.bind(this)}get ended(){return 0!=(this.stream._duplexState&WRITE_DONE)}push(data){return(null!==this.map&&(data=this.map(data)),this.buffered+=this.byteLength(data),this.queue.push(data),this.buffered=rs._readableState.highWaterMark}static isPaused(rs){return 0==(rs._duplexState&READ_RESUMED)}[asyncIterator](){function onreadable(){null!==promiseResolve&&ondata(stream.read())}function onclose(){null!==promiseResolve&&ondata(null)}function ondata(data){null===promiseReject||(error?promiseReject(error):null===data&&0==(stream._duplexState&READ_DONE)?promiseReject(STREAM_DESTROYED):promiseResolve({value:data,done:null==data}),promiseReject=promiseResolve=null)}function destroy(err){return stream.destroy(err),new Promise((resolve,reject)=>stream._duplexState&DESTROYED?resolve({value:void 0,done:!0}):void stream.once("close",function(){err?reject(err):resolve({value:void 0,done:!0})}))}const stream=this;let error=null,promiseResolve=null,promiseReject=null;return this.on("error",err=>{error=err}),this.on("readable",onreadable),this.on("close",onclose),{[asyncIterator](){return this},next(){return new Promise(function(resolve,reject){promiseResolve=resolve,promiseReject=reject;const data=stream.read();null===data?0!=(stream._duplexState&DESTROYED)&&ondata(null):ondata(data)})},return(){return destroy(null)},throw(err){return destroy(err)}}}}class Duplex extends Readable{constructor(opts){super(opts),this._duplexState=OPENING,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}}class Transform extends Duplex{constructor(opts){super(opts),this._transformState=new TransformState(this),opts&&(opts.transform&&(this._transform=opts.transform),opts.flush&&(this._flush=opts.flush))}_write(data){this._readableState.buffered>=this._readableState.highWaterMark?this._transformState.data=data:this._transform(data,this._transformState.afterTransform)}_read(cb){if(null!==this._transformState.data){const data=this._transformState.data;this._transformState.data=null,cb(null),this._transform(data,this._transformState.afterTransform)}else cb(null)}_transform(data,cb){cb(null,data)}_flush(cb){cb(null)}_final(cb){this._transformState.afterFinal=cb,this._flush(transformAfterFlush.bind(this))}}module.exports={pipeline,pipelinePromise:function(...streams){return new Promise((resolve,reject)=>pipeline(...streams,err=>err?reject(err):void resolve()))},isStream,isStreamx,Stream,Writable:class extends Stream{constructor(opts){super(opts),this._duplexState|=OPENING|READ_DONE,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}static isBackpressured(ws){return 0!=(ws._duplexState&(WRITE_UNDRAINED|DESTROY_STATUS|WRITE_FINISHING|WRITE_DONE))}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}},Readable,Duplex,Transform,PassThrough:class extends Transform{}}},{events:83,"fast-fifo":163,"queue-tick":269}],328:[function(require,module){(function(Buffer){(function(){const addrToIPPort=require("addr-to-ip-port"),ipaddr=require("ipaddr.js");module.exports=addrs=>("string"==typeof addrs&&(addrs=[addrs]),Buffer.concat(addrs.map(addr=>{const s=addrToIPPort(addr);if(2!==s.length)throw new Error("invalid address format, expecting: 10.10.10.5:128");const ip=ipaddr.parse(s[0]),ipBuf=Buffer.from(ip.toByteArray()),port=s[1],portBuf=Buffer.allocUnsafe(2);return portBuf.writeUInt16BE(port,0),Buffer.concat([ipBuf,portBuf])}))),module.exports.multi=module.exports,module.exports.multi6=module.exports}).call(this)}).call(this,require("buffer").Buffer)},{"addr-to-ip-port":9,buffer:82,"ipaddr.js":201}],329:[function(require,module,exports){'use strict';function _normalizeEncoding(enc){if(!enc)return"utf8";for(var retried;;)switch(enc){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return enc;default:if(retried)return;enc=(""+enc).toLowerCase(),retried=!0;}}function normalizeEncoding(enc){var nenc=_normalizeEncoding(enc);if("string"!=typeof nenc&&(Buffer.isEncoding===isEncoding||!isEncoding(enc)))throw new Error("Unknown encoding: "+enc);return nenc||enc}function StringDecoder(encoding){this.encoding=normalizeEncoding(encoding);var nb;switch(this.encoding){case"utf16le":this.text=utf16Text,this.end=utf16End,nb=4;break;case"utf8":this.fillLast=utf8FillLast,nb=4;break;case"base64":this.text=base64Text,this.end=base64End,nb=3;break;default:return this.write=simpleWrite,void(this.end=simpleEnd);}this.lastNeed=0,this.lastTotal=0,this.lastChar=Buffer.allocUnsafe(nb)}function utf8CheckByte(byte){if(127>=byte)return 0;return 6==byte>>5?2:14==byte>>4?3:30==byte>>3?4:2==byte>>6?-1:-2}function utf8CheckIncomplete(self,buf,i){var j=buf.length-1;if(j=c)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=buf[buf.length-1],buf.toString("utf16le",i,buf.length-1)}function utf16End(buf){var r=buf&&buf.length?this.write(buf):"";if(this.lastNeed){var end=this.lastTotal-this.lastNeed;return r+this.lastChar.toString("utf16le",0,end)}return r}function base64Text(buf,i){var n=(buf.length-i)%3;return 0==n?buf.toString("base64",i):(this.lastNeed=3-n,this.lastTotal=3,1==n?this.lastChar[0]=buf[buf.length-1]:(this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1]),buf.toString("base64",i,buf.length-n))}function base64End(buf){var r=buf&&buf.length?this.write(buf):"";return this.lastNeed?r+this.lastChar.toString("base64",0,3-this.lastNeed):r}function simpleWrite(buf){return buf.toString(this.encoding)}function simpleEnd(buf){return buf&&buf.length?this.write(buf):""}var Buffer=require("safe-buffer").Buffer,isEncoding=Buffer.isEncoding||function(encoding){switch(encoding=""+encoding,encoding&&encoding.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1;}};exports.StringDecoder=StringDecoder,StringDecoder.prototype.write=function(buf){if(0===buf.length)return"";var r,i;if(this.lastNeed){if(r=this.fillLast(buf),void 0===r)return"";i=this.lastNeed,this.lastNeed=0}else i=0;return i>shiftIndex,shiftIndex=(shiftIndex+5)%8,digit=digit<>8-shiftIndex,i++):(digit=31¤t>>8-(shiftIndex+5),shiftIndex=(shiftIndex+5)%8,0===shiftIndex&&i++),encoded[j]="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567".charCodeAt(digit),j++}for(i=j;i=shiftIndex?(shiftIndex=(shiftIndex+5)%8,0===shiftIndex?(plainChar|=plainDigit,decoded[plainPos]=plainChar,plainPos++,plainChar=0):plainChar|=255&plainDigit<<8-shiftIndex):(shiftIndex=(shiftIndex+5)%8,plainChar|=255&plainDigit>>>shiftIndex,decoded[plainPos]=plainChar,plainPos++,plainChar=255&plainDigit<<8-shiftIndex);else throw new Error("Invalid input - it is not base32 encoded string")}return decoded.slice(0,plainPos)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:82}],332:[function(require,module,exports){(function(setImmediate,clearImmediate){(function(){function Timeout(id,clearFn){this._id=id,this._clearFn=clearFn}var nextTick=require("process/browser.js").nextTick,apply=Function.prototype.apply,slice=Array.prototype.slice,immediateIds={},nextImmediateId=0;exports.setTimeout=function(){return new Timeout(apply.call(setTimeout,window,arguments),clearTimeout)},exports.setInterval=function(){return new Timeout(apply.call(setInterval,window,arguments),clearInterval)},exports.clearTimeout=exports.clearInterval=function(timeout){timeout.close()},Timeout.prototype.unref=Timeout.prototype.ref=function(){},Timeout.prototype.close=function(){this._clearFn.call(window,this._id)},exports.enroll=function(item,msecs){clearTimeout(item._idleTimeoutId),item._idleTimeout=msecs},exports.unenroll=function(item){clearTimeout(item._idleTimeoutId),item._idleTimeout=-1},exports._unrefActive=exports.active=function(item){clearTimeout(item._idleTimeoutId);var msecs=item._idleTimeout;0<=msecs&&(item._idleTimeoutId=setTimeout(function(){item._onTimeout&&item._onTimeout()},msecs))},exports.setImmediate="function"==typeof setImmediate?setImmediate:function(fn){var id=nextImmediateId++,args=!(2>arguments.length)&&slice.call(arguments,1);return immediateIds[id]=!0,nextTick(function(){immediateIds[id]&&(args?fn.apply(null,args):fn.call(null),exports.clearImmediate(id))}),id},exports.clearImmediate="function"==typeof clearImmediate?clearImmediate:function(id){delete immediateIds[id]}}).call(this)}).call(this,require("timers").setImmediate,require("timers").clearImmediate)},{"process/browser.js":255,timers:332}],333:[function(require,module){var Buffer=require("buffer").Buffer;module.exports=function(buf){if(buf instanceof Uint8Array){if(0===buf.byteOffset&&buf.byteLength===buf.buffer.byteLength)return buf.buffer;if("function"==typeof buf.buffer.slice)return buf.buffer.slice(buf.byteOffset,buf.byteOffset+buf.byteLength)}if(Buffer.isBuffer(buf)){for(var arrayCopy=new Uint8Array(buf.length),len=buf.length,i=0;i */const debug=require("debug")("torrent-discovery"),DHT=require("bittorrent-dht/client"),EventEmitter=require("events").EventEmitter,parallel=require("run-parallel"),Tracker=require("bittorrent-tracker/client"),LSD=require("bittorrent-lsd");module.exports=class extends EventEmitter{constructor(opts){if(super(),!opts.peerId)throw new Error("Option `peerId` is required");if(!opts.infoHash)throw new Error("Option `infoHash` is required");if(!process.browser&&!opts.port)throw new Error("Option `port` is required");this.peerId="string"==typeof opts.peerId?opts.peerId:opts.peerId.toString("hex"),this.infoHash="string"==typeof opts.infoHash?opts.infoHash.toLowerCase():opts.infoHash.toString("hex"),this._port=opts.port,this._userAgent=opts.userAgent,this.destroyed=!1,this._announce=opts.announce||[],this._intervalMs=opts.intervalMs||900000,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=err=>{this.emit("warning",err)},this._onError=err=>{this.emit("error",err)},this._onDHTPeer=(peer,infoHash)=>{infoHash.toString("hex")!==this.infoHash||this.emit("peer",`${peer.host}:${peer.port}`,"dht")},this._onTrackerPeer=peer=>{this.emit("peer",peer,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=peer=>{this.emit("peer",peer,"lsd")};const createDHT=(port,opts)=>{const dht=new DHT(opts);return dht.on("warning",this._onWarning),dht.on("error",this._onError),dht.listen(port),this._internalDHT=!0,dht};!1===opts.tracker?this.tracker=null:opts.tracker&&"object"==typeof opts.tracker?(this._trackerOpts=Object.assign({},opts.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),this.dht=!1===opts.dht||"function"!=typeof DHT?null:opts.dht&&"function"==typeof opts.dht.addNode?opts.dht:opts.dht&&"object"==typeof opts.dht?createDHT(opts.dhtPort,opts.dht):createDHT(opts.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),this.lsd=!1===opts.lsd||"function"!=typeof LSD?null:this._createLSD()}updatePort(port){port===this._port||(this._port=port,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy(()=>{this.tracker=this._createTracker()})))}complete(opts){this.tracker&&this.tracker.complete(opts)}destroy(cb){if(!this.destroyed){this.destroyed=!0,clearTimeout(this._dhtTimeout);const tasks=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),tasks.push(cb=>{this.tracker.destroy(cb)})),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),tasks.push(cb=>{this.dht.destroy(cb)})),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),tasks.push(cb=>{this.lsd.destroy(cb)})),parallel(tasks,cb),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}}_createTracker(){const opts=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),tracker=new Tracker(opts);return tracker.on("warning",this._onWarning),tracker.on("error",this._onError),tracker.on("peer",this._onTrackerPeer),tracker.on("update",this._onTrackerAnnounce),tracker.setInterval(this._intervalMs),tracker.start(),tracker}_dhtAnnounce(){this._dhtAnnouncing||(debug("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,err=>{this._dhtAnnouncing=!1,debug("dht announce complete"),err&&this.emit("warning",err),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout(()=>{this._dhtAnnounce()},this._intervalMs+_Mathfloor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())}))}_createLSD(){const opts=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),lsd=new LSD(opts);return lsd.on("warning",this._onWarning),lsd.on("error",this._onError),lsd.on("peer",this._onLSDPeer),lsd.start(),lsd}}}).call(this)}).call(this,require("_process"))},{_process:255,"bittorrent-dht/client":39,"bittorrent-lsd":40,"bittorrent-tracker/client":42,debug:127,events:83,"run-parallel":296}],335:[function(require,module){(function(Buffer){(function(){/*! torrent-piece. MIT License. WebTorrent LLC */const BLOCK_LENGTH=16384;class Piece{constructor(length){this.length=length,this.missing=length,this.sources=null,this._chunks=_Mathceil(length/BLOCK_LENGTH),this._remainder=length%BLOCK_LENGTH||BLOCK_LENGTH,this._buffered=0,this._buffer=null,this._cancellations=null,this._reservations=0,this._flushed=!1}chunkLength(i){return i===this._chunks-1?this._remainder:BLOCK_LENGTH}chunkLengthRemaining(i){return this.length-i*BLOCK_LENGTH}chunkOffset(i){return i*BLOCK_LENGTH}reserve(){return this.init()?this._cancellations.length?this._cancellations.pop():this._reservations=arr.length||0>i)){var last=arr.pop();if(i","\"","`"," ","\r","\n","\t"]),autoEscape=["'"].concat(unwise),nonHostChars=["%","/","?",";","#"].concat(autoEscape),hostEndingChars=["/","?","#"],hostnamePartPattern=/^[+a-z0-9A-Z_-]{0,63}$/,unsafeProtocol={javascript:!0,"javascript:":!0},hostlessProtocol={javascript:!0,"javascript:":!0},slashedProtocol={http:!0,https:!0,ftp:!0,gopher:!0,file:!0,"http:":!0,"https:":!0,"ftp:":!0,"gopher:":!0,"file:":!0},querystring=require("querystring");Url.prototype.parse=function(url,parseQueryString,slashesDenoteHost){if(!util.isString(url))throw new TypeError("Parameter 'url' must be a string, not "+typeof url);var queryIndex=url.indexOf("?"),splitter=-1!==queryIndex&&queryIndexrelPath.length&&relPath.unshift(""),result.pathname=relPath.join("/")}else result.pathname=relative.pathname;if(result.search=relative.search,result.query=relative.query,result.host=relative.host||"",result.auth=relative.auth,result.hostname=relative.hostname||relative.host,result.port=relative.port,result.pathname||result.search){var p=result.pathname||"",s=result.search||"";result.path=p+s}return result.slashes=result.slashes||relative.slashes,result.href=result.format(),result}var isSourceAbs=result.pathname&&"/"===result.pathname.charAt(0),isRelAbs=relative.host||relative.pathname&&"/"===relative.pathname.charAt(0),mustEndAbs=isRelAbs||isSourceAbs||result.host&&relative.pathname,removeAllDots=mustEndAbs,srcPath=result.pathname&&result.pathname.split("/")||[],relPath=relative.pathname&&relative.pathname.split("/")||[],psychotic=result.protocol&&!slashedProtocol[result.protocol];if(psychotic&&(result.hostname="",result.port=null,result.host&&(""===srcPath[0]?srcPath[0]=result.host:srcPath.unshift(result.host)),result.host="",relative.protocol&&(relative.hostname=null,relative.port=null,relative.host&&(""===relPath[0]?relPath[0]=relative.host:relPath.unshift(relative.host)),relative.host=null),mustEndAbs=mustEndAbs&&(""===relPath[0]||""===srcPath[0])),isRelAbs)result.host=relative.host||""===relative.host?relative.host:result.host,result.hostname=relative.hostname||""===relative.hostname?relative.hostname:result.hostname,result.search=relative.search,result.query=relative.query,srcPath=relPath;else if(relPath.length)srcPath||(srcPath=[]),srcPath.pop(),srcPath=srcPath.concat(relPath),result.search=relative.search,result.query=relative.query;else if(!util.isNullOrUndefined(relative.search)){if(psychotic){result.hostname=result.host=srcPath.shift();var authInHost=!!(result.host&&0 */const{EventEmitter}=require("events"),bencode=require("bencode"),BitField=require("bitfield").default,debug=require("debug")("ut_metadata"),sha1=require("simple-sha1"),BITFIELD_GROW=1E3,PIECE_LENGTH=16384;module.exports=metadata=>{class utMetadata extends EventEmitter{constructor(wire){super(),this._wire=wire,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new BitField(0,{grow:BITFIELD_GROW}),Buffer.isBuffer(metadata)&&this.setMetadata(metadata)}onHandshake(infoHash){this._infoHash=infoHash}onExtendedHandshake(handshake){return handshake.m&&handshake.m.ut_metadata?handshake.metadata_size?"number"!=typeof handshake.metadata_size||1E7=handshake.metadata_size?this.emit("warning",new Error("Peer gave invalid metadata size")):void(this._metadataSize=handshake.metadata_size,this._numPieces=_Mathceil(this._metadataSize/PIECE_LENGTH),this._remainingRejects=2*this._numPieces,this._requestPieces()):this.emit("warning",new Error("Peer does not have metadata")):this.emit("warning",new Error("Peer does not support ut_metadata"))}onMessage(buf){let dict,trailer;try{const str=buf.toString(),trailerIndex=str.indexOf("ee")+2;dict=bencode.decode(str.substring(0,trailerIndex)),trailer=buf.slice(trailerIndex)}catch(err){return}switch(dict.msg_type){case 0:this._onRequest(dict.piece);break;case 1:this._onData(dict.piece,trailer,dict.total_size);break;case 2:this._onReject(dict.piece);}}fetch(){this._metadataComplete||(this._fetching=!0,this._metadataSize&&this._requestPieces())}cancel(){this._fetching=!1}setMetadata(metadata){if(this._metadataComplete)return!0;debug("set metadata");try{const info=bencode.decode(metadata).info;info&&(metadata=bencode.encode(info))}catch(err){}return!(this._infoHash&&this._infoHash!==sha1.sync(metadata))&&(this.cancel(),this.metadata=metadata,this._metadataComplete=!0,this._metadataSize=this.metadata.length,this._wire.extendedHandshake.metadata_size=this._metadataSize,this.emit("metadata",bencode.encode({info:bencode.decode(this.metadata)})),!0)}_send(dict,trailer){let buf=bencode.encode(dict);Buffer.isBuffer(trailer)&&(buf=Buffer.concat([buf,trailer])),this._wire.extended("ut_metadata",buf)}_request(piece){this._send({msg_type:0,piece})}_data(piece,buf,totalSize){const msg={msg_type:1,piece};"number"==typeof totalSize&&(msg.total_size=totalSize),this._send(msg,buf)}_reject(piece){this._send({msg_type:2,piece})}_onRequest(piece){if(!this._metadataComplete)return void this._reject(piece);const start=piece*PIECE_LENGTH;let end=start+PIECE_LENGTH;end>this._metadataSize&&(end=this._metadataSize);const buf=this.metadata.slice(start,end);this._data(piece,buf,this._metadataSize)}_onData(piece,buf){buf.length>PIECE_LENGTH||!this._fetching||(buf.copy(this.metadata,piece*PIECE_LENGTH),this._bitfield.set(piece),this._checkDone())}_onReject(piece){0 */const EventEmitter=require("events").EventEmitter,compact2string=require("compact2string"),string2compact=require("string2compact"),bencode=require("bencode"),PEX_MAX_PEERS=50,FLAGS={prefersEncryption:1,isSender:2,supportsUtp:4,supportsUtHolepunch:8,isReachable:16};module.exports=()=>{class utPex extends EventEmitter{constructor(wire){super(),this._wire=wire,this._intervalId=null,this._lastMessageTimestamp=0,this.reset()}start(){clearInterval(this._intervalId),this._intervalId=setInterval(()=>this._sendMessage(),65e3),this._intervalId.unref&&this._intervalId.unref()}stop(){clearInterval(this._intervalId),this._intervalId=null}reset(){this._remoteAddedPeers={},this._remoteDroppedPeers={},this._localAddedPeers={},this._localDroppedPeers={},this.stop()}addPeer(peer,flags={}){this._addPeer(peer,this._encodeFlags(flags),4)}addPeer6(peer,flags={}){this._addPeer(peer,this._encodeFlags(flags),6)}_addPeer(peer,flags,version){!peer.includes(":")||peer in this._remoteAddedPeers||(peer in this._localDroppedPeers&&delete this._localDroppedPeers[peer],this._localAddedPeers[peer]={ip:version,flags:flags})}dropPeer(peer){this._dropPeer(peer,4)}dropPeer6(peer){this._dropPeer(peer,6)}_dropPeer(peer,version){!peer.includes(":")||peer in this._remoteDroppedPeers||(peer in this._localAddedPeers&&delete this._localAddedPeers[peer],this._localDroppedPeers[peer]={ip:version})}onExtendedHandshake(handshake){if(!handshake.m||!handshake.m.ut_pex)return this.emit("warning",new Error("Peer does not support ut_pex"))}onMessage(buf){const currentMessageTimestamp=Date.now();if(currentMessageTimestamp-this._lastMessageTimestamp<6e4)return this.reset(),this._wire.destroy(),this.emit("warning",new Error("Peer disconnected for sending PEX messages too frequently"));this._lastMessageTimestamp=currentMessageTimestamp;let message;try{message=bencode.decode(buf),message.added&&compact2string.multi(message.added).forEach((peer,idx)=>{if(delete this._remoteDroppedPeers[peer],!(peer in this._remoteAddedPeers)){const flags=message["added.f"][idx];this._remoteAddedPeers[peer]={ip:4,flags:flags},this.emit("peer",peer,this._decodeFlags(flags))}}),message.added6&&compact2string.multi6(message.added6).forEach((peer,idx)=>{if(delete this._remoteDroppedPeers[peer],!(peer in this._remoteAddedPeers)){const flags=message["added6.f"][idx];this._remoteAddedPeers[peer]={ip:6,flags:flags},this.emit("peer",peer,this._decodeFlags(flags))}}),message.dropped&&compact2string.multi(message.dropped).forEach(peer=>{delete this._remoteAddedPeers[peer],peer in this._remoteDroppedPeers||(this._remoteDroppedPeers[peer]={ip:4},this.emit("dropped",peer))}),message.dropped6&&compact2string.multi6(message.dropped6).forEach(peer=>{delete this._remoteAddedPeers[peer],peer in this._remoteDroppedPeers||(this._remoteDroppedPeers[peer]={ip:6},this.emit("dropped",peer))})}catch(err){}}_decodeFlags(flags){return{prefersEncryption:!!(flags&FLAGS.prefersEncryption),isSender:!!(flags&FLAGS.isSender),supportsUtp:!!(flags&FLAGS.supportsUtp),supportsUtHolepunch:!!(flags&FLAGS.supportsUtHolepunch),isReachable:!!(flags&FLAGS.isReachable)}}_encodeFlags(flags){return Object.keys(flags).reduce((acc,cur)=>!0===flags[cur]?acc|FLAGS[cur]:acc,0)}_sendMessage(){const localAdded=Object.keys(this._localAddedPeers).slice(0,PEX_MAX_PEERS),localDropped=Object.keys(this._localDroppedPeers).slice(0,PEX_MAX_PEERS),_isIPv4=(peers,addr)=>4===peers[addr].ip,_isIPv6=(peers,addr)=>6===peers[addr].ip,_flags=(peers,addr)=>peers[addr].flags,added=string2compact(localAdded.filter(k=>_isIPv4(this._localAddedPeers,k))),added6=string2compact(localAdded.filter(k=>_isIPv6(this._localAddedPeers,k))),dropped=string2compact(localDropped.filter(k=>_isIPv4(this._localDroppedPeers,k))),dropped6=string2compact(localDropped.filter(k=>_isIPv6(this._localDroppedPeers,k))),addedFlags=Buffer.from(localAdded.filter(k=>_isIPv4(this._localAddedPeers,k)).map(k=>_flags(this._localAddedPeers,k))),added6Flags=Buffer.from(localAdded.filter(k=>_isIPv6(this._localAddedPeers,k)).map(k=>_flags(this._localAddedPeers,k)));localAdded.forEach(peer=>delete this._localAddedPeers[peer]),localDropped.forEach(peer=>delete this._localDroppedPeers[peer]),this._wire.extended("ut_pex",{added:added,"added.f":addedFlags,dropped:dropped,added6:added6,"added6.f":added6Flags,dropped6:dropped6})}}return utPex.prototype.name="ut_pex",utPex}}).call(this)}).call(this,require("buffer").Buffer)},{bencode:34,buffer:82,compact2string:117,events:83,string2compact:328}],343:[function(require,module){(function(global){(function(){function config(name){try{if(!global.localStorage)return!1}catch(_){return!1}var val=global.localStorage[name];return null!=val&&"true"===(val+"").toLowerCase()}module.exports=function(fn,msg){function deprecated(){if(!warned){if(config("throwDeprecation"))throw new Error(msg);else config("traceDeprecation")?console.trace(msg):console.warn(msg);warned=!0}return fn.apply(this,arguments)}if(config("noDeprecation"))return fn;var warned=!1;return deprecated}}).call(this)}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{}],344:[function(require,module){(function(Buffer){(function(){function empty(){return{version:0,flags:0,entries:[]}}const bs=require("binary-search"),EventEmitter=require("events"),mp4=require("mp4-stream"),Box=require("mp4-box-encoding"),RangeSliceStream=require("range-slice-stream");class RunLengthIndex{constructor(entries,countName){this._entries=entries,this._countName=countName||"count",this._index=0,this._offset=0,this.value=this._entries[0]}inc(){this._offset++,this._offset>=this._entries[this._index][this._countName]&&(this._index++,this._offset=0),this.value=this._entries[this._index]}}module.exports=class extends EventEmitter{constructor(file){super(),this._tracks=[],this._file=file,this._decoder=null,this._findMoov(0)}_findMoov(offset){this._decoder&&this._decoder.destroy();let toSkip=0;this._decoder=mp4.decode();const fileStream=this._file.createReadStream({start:offset});fileStream.pipe(this._decoder);const boxHandler=headers=>{"moov"===headers.type?(this._decoder.removeListener("box",boxHandler),this._decoder.decode(moov=>{fileStream.destroy();try{this._processMoov(moov)}catch(err){err.message=`Cannot parse mp4 file: ${err.message}`,this.emit("error",err)}})):headers.length<4096?(toSkip+=headers.length,this._decoder.ignore()):(this._decoder.removeListener("box",boxHandler),toSkip+=headers.length,fileStream.destroy(),this._decoder.destroy(),this._findMoov(offset+toSkip))};this._decoder.on("box",boxHandler)}_processMoov(moov){const traks=moov.traks;this._tracks=[],this._hasVideo=!1,this._hasAudio=!1;for(let i=0;i=stbl.stsz.entries.length)break;if(sampleInChunk++,offsetInChunk+=size,sampleInChunk>=currChunkEntry.samplesPerChunk){sampleInChunk=0,offsetInChunk=0,chunk++;const nextChunkEntry=stbl.stsc.entries[sampleToChunkIndex+1];nextChunkEntry&&chunk+1>=nextChunkEntry.firstChunk&&sampleToChunkIndex++}dts+=duration,decodingTimeEntry.inc(),presentationOffsetEntry&&presentationOffsetEntry.inc(),sync&&syncSampleIndex++}trak.mdia.mdhd.duration=0,trak.tkhd.duration=0;const defaultSampleDescriptionIndex=currChunkEntry.sampleDescriptionId,trackMoov={type:"moov",mvhd:moov.mvhd,traks:[{tkhd:trak.tkhd,mdia:{mdhd:trak.mdia.mdhd,hdlr:trak.mdia.hdlr,elng:trak.mdia.elng,minf:{vmhd:trak.mdia.minf.vmhd,smhd:trak.mdia.minf.smhd,dinf:trak.mdia.minf.dinf,stbl:{stsd:stbl.stsd,stts:empty(),ctts:empty(),stsc:empty(),stsz:empty(),stco:empty(),stss:empty()}}}}],mvex:{mehd:{fragmentDuration:moov.mvhd.duration},trexs:[{trackId:trak.tkhd.trackId,defaultSampleDescriptionIndex,defaultSampleDuration:0,defaultSampleSize:0,defaultSampleFlags:0}]}};this._tracks.push({fragmentSequence:1,trackId:trak.tkhd.trackId,timeScale:trak.mdia.mdhd.timeScale,samples,currSample:null,currTime:null,moov:trackMoov,mime})}if(0===this._tracks.length)return void this.emit("error",new Error("no playable tracks"));moov.mvhd.duration=0,this._ftyp={type:"ftyp",brand:"iso5",brandVersion:0,compatibleBrands:["iso5"]};const ftypBuf=Box.encode(this._ftyp),data=this._tracks.map(track=>{const moovBuf=Box.encode(track.moov);return{mime:track.mime,init:Buffer.concat([ftypBuf,moovBuf])}});this.emit("ready",data)}seek(time){if(!this._tracks)throw new Error("Not ready yet; wait for 'ready' event");this._fileStream&&(this._fileStream.destroy(),this._fileStream=null);let startOffset=-1;if(this._tracks.map((track,i)=>{track.outStream&&track.outStream.destroy(),track.inStream&&(track.inStream.destroy(),track.inStream=null);const outStream=track.outStream=mp4.encode(),fragment=this._generateFragment(i,time);if(!fragment)return outStream.finalize();(-1===startOffset||fragment.ranges[0].start{outStream.destroyed||outStream.box(frag.moof,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const slicedStream=track.inStream.slice(frag.ranges);slicedStream.pipe(outStream.mediaData(frag.length,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const nextFrag=this._generateFragment(i);return nextFrag?void writeFragment(nextFrag):outStream.finalize()}}))}})};writeFragment(fragment)}),0<=startOffset){const fileStream=this._fileStream=this._file.createReadStream({start:startOffset});this._tracks.forEach(track=>{track.inStream=new RangeSliceStream(startOffset,{highWaterMark:1e7}),fileStream.pipe(track.inStream)})}return this._tracks.map(track=>track.outStream)}_findSampleBefore(trackInd,time){const track=this._tracks[trackInd],scaledTime=_Mathfloor(track.timeScale*time);let sample=bs(track.samples,scaledTime,(sample,t)=>{const pts=sample.dts+sample.presentationOffset;return pts-t});for(-1===sample?sample=0:0>sample&&(sample=-sample-2);!track.samples[sample].sync;)sample--;return sample}_generateFragment(track,time){const currTrack=this._tracks[track];let firstSample;if(firstSample=void 0===time?currTrack.currSample:this._findSampleBefore(track,time),firstSample>=currTrack.samples.length)return null;const startDts=currTrack.samples[firstSample].dts;let totalLen=0;const ranges=[];for(var currSample=firstSample;currSample=currTrack.timeScale*1)break;totalLen+=sample.size;const currRange=ranges.length-1;0>currRange||ranges[currRange].end!==sample.offset?ranges.push({start:sample.offset,end:sample.offset+sample.size}):ranges[currRange].end+=sample.size}return currTrack.currSample=currSample,{moof:this._generateMoof(track,firstSample,currSample),ranges,length:totalLen}}_generateMoof(track,firstSample,lastSample){const currTrack=this._tracks[track],entries=[];let trunVersion=0;for(let j=firstSample;jcurrSample.presentationOffset&&(trunVersion=1),entries.push({sampleDuration:currSample.duration,sampleSize:currSample.size,sampleFlags:currSample.sync?33554432:16842752,sampleCompositionTimeOffset:currSample.presentationOffset})}const moof={type:"moof",mfhd:{sequenceNumber:currTrack.fragmentSequence++},trafs:[{tfhd:{flags:131072,trackId:currTrack.trackId},tfdt:{baseMediaDecodeTime:currTrack.samples[firstSample].dts},trun:{flags:3841,dataOffset:8,entries,version:trunVersion}}]};return moof.trafs[0].trun.dataOffset+=Box.encodingLength(moof),moof}}}).call(this)}).call(this,require("buffer").Buffer)},{"binary-search":37,buffer:82,events:83,"mp4-box-encoding":233,"mp4-stream":236,"range-slice-stream":274}],345:[function(require,module){function VideoStream(file,mediaElem,opts={}){return this instanceof VideoStream?void(this.detailedError=null,this._elem=mediaElem,this._elemWrapper=new MediaElementWrapper(mediaElem),this._waitingFired=!1,this._trackMeta=null,this._file=file,this._tracks=null,"none"!==this._elem.preload&&this._createMuxer(),this._onError=()=>{this.detailedError=this._elemWrapper.detailedError,this.destroy()},this._onWaiting=()=>{this._waitingFired=!0,this._muxer?this._tracks&&this._pump():this._createMuxer()},mediaElem.autoplay&&(mediaElem.preload="auto"),mediaElem.addEventListener("waiting",this._onWaiting),mediaElem.addEventListener("error",this._onError)):(console.warn("Don't invoke VideoStream without the 'new' keyword."),new VideoStream(file,mediaElem,opts))}const MediaElementWrapper=require("mediasource"),pump=require("pump"),MP4Remuxer=require("./mp4-remuxer");VideoStream.prototype={_createMuxer(){this._muxer=new MP4Remuxer(this._file),this._muxer.on("ready",data=>{this._tracks=data.map(trackData=>{const mediaSource=this._elemWrapper.createWriteStream(trackData.mime);mediaSource.on("error",err=>{this._elemWrapper.error(err)});const track={muxed:null,mediaSource,initFlushed:!1,onInitFlushed:null};return mediaSource.write(trackData.init,err=>{track.initFlushed=!0,track.onInitFlushed&&track.onInitFlushed(err)}),track}),(this._waitingFired||"auto"===this._elem.preload)&&this._pump()}),this._muxer.on("error",err=>{this._elemWrapper.error(err)})},_pump(){const muxed=this._muxer.seek(this._elem.currentTime,!this._tracks);this._tracks.forEach((track,i)=>{const pumpTrack=()=>{track.muxed&&(track.muxed.destroy(),track.mediaSource=this._elemWrapper.createWriteStream(track.mediaSource),track.mediaSource.on("error",err=>{this._elemWrapper.error(err)})),track.muxed=muxed[i],pump(track.muxed,track.mediaSource)};track.initFlushed?pumpTrack():track.onInitFlushed=err=>err?void this._elemWrapper.error(err):void pumpTrack()})},destroy(){this.destroyed||(this.destroyed=!0,this._elem.removeEventListener("waiting",this._onWaiting),this._elem.removeEventListener("error",this._onError),this._tracks&&this._tracks.forEach(track=>{track.muxed&&track.muxed.destroy()}),this._elem.src="")}},module.exports=VideoStream},{"./mp4-remuxer":344,mediasource:221,pump:263}],346:[function(require,module){(function(global){(function(){'use strict';var forEach=require("foreach"),availableTypedArrays=require("available-typed-arrays"),callBound=require("call-bind/callBound"),$toString=callBound("Object.prototype.toString"),hasToStringTag=require("has-tostringtag/shams")(),g="undefined"==typeof globalThis?global:globalThis,typedArrays=availableTypedArrays(),$slice=callBound("String.prototype.slice"),toStrTags={},gOPD=require("es-abstract/helpers/getOwnPropertyDescriptor"),getPrototypeOf=Object.getPrototypeOf;hasToStringTag&&gOPD&&getPrototypeOf&&forEach(typedArrays,function(typedArray){if("function"==typeof g[typedArray]){var arr=new g[typedArray];if(Symbol.toStringTag in arr){var proto=getPrototypeOf(arr),descriptor=gOPD(proto,Symbol.toStringTag);if(!descriptor){var superProto=getPrototypeOf(proto);descriptor=gOPD(superProto,Symbol.toStringTag)}toStrTags[typedArray]=descriptor.get}}});var tryTypedArrays=function(value){var foundName=!1;return forEach(toStrTags,function(getter,typedArray){if(!foundName)try{var name=getter.call(value);name===typedArray&&(foundName=name)}catch(e){}}),foundName},isTypedArray=require("is-typed-array");module.exports=function(value){return!!isTypedArray(value)&&(hasToStringTag&&Symbol.toStringTag in value?tryTypedArrays(value):$slice($toString(value),8,-1))}}).call(this)}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{"available-typed-arrays":29,"call-bind/callBound":109,"es-abstract/helpers/getOwnPropertyDescriptor":159,foreach:165,"has-tostringtag/shams":173,"is-typed-array":206}],347:[function(require,module){function wrappy(fn,cb){function wrapper(){for(var args=Array(arguments.length),i=0;i */const{EventEmitter}=require("events"),concat=require("simple-concat"),createTorrent=require("create-torrent"),debug=require("debug")("webtorrent"),DHT=require("bittorrent-dht/client"),loadIPSet=require("load-ip-set"),parallel=require("run-parallel"),parseTorrent=require("parse-torrent"),path=require("path"),Peer=require("simple-peer"),queueMicrotask=require("queue-microtask"),randombytes=require("randombytes"),sha1=require("simple-sha1"),speedometer=require("speedometer"),{ThrottleGroup}=require("speed-limiter"),ConnPool=require("./lib/conn-pool"),Torrent=require("./lib/torrent"),VERSION=require("./package.json").version,VERSION_STR=VERSION.replace(/\d*./g,v=>`0${v%100}`.slice(-2)).slice(0,4);class WebTorrent extends EventEmitter{constructor(opts={}){super(),this.peerId="string"==typeof opts.peerId?opts.peerId:Buffer.isBuffer(opts.peerId)?opts.peerId.toString("hex"):Buffer.from(`-WW${VERSION_STR}-`+randombytes(9).toString("base64")).toString("hex"),this.peerIdBuffer=Buffer.from(this.peerId,"hex"),this.nodeId="string"==typeof opts.nodeId?opts.nodeId:Buffer.isBuffer(opts.nodeId)?opts.nodeId.toString("hex"):randombytes(20).toString("hex"),this.nodeIdBuffer=Buffer.from(this.nodeId,"hex"),this._debugId=this.peerId.toString("hex").substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=opts.torrentPort||0,this.dhtPort=opts.dhtPort||0,this.tracker=opts.tracker===void 0?{}:opts.tracker,this.lsd=!1!==opts.lsd,this.torrents=[],this.maxConns=+opts.maxConns||55,this.utp=WebTorrent.UTP_SUPPORT&&!1!==opts.utp,this._downloadLimit=_Mathmax("number"==typeof opts.downloadLimit?opts.downloadLimit:-1,-1),this._uploadLimit=_Mathmax("number"==typeof opts.uploadLimit?opts.uploadLimit:-1,-1),this.serviceWorker=null,this.workerKeepAliveInterval=null,this.workerPortCount=0,!0===opts.secure&&require("./lib/peer").enableSecure(),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new ThrottleGroup({rate:_Mathmax(this._downloadLimit,0),enabled:0<=this._downloadLimit}),up:new ThrottleGroup({rate:_Mathmax(this._uploadLimit,0),enabled:0<=this._uploadLimit})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof ConnPool?this._connPool=new ConnPool(this):queueMicrotask(()=>{this._onListening()}),this._downloadSpeed=speedometer(),this._uploadSpeed=speedometer(),!1!==opts.dht&&"function"==typeof DHT?(this.dht=new DHT(Object.assign({},{nodeId:this.nodeId},opts.dht)),this.dht.once("error",err=>{this._destroy(err)}),this.dht.once("listening",()=>{const address=this.dht.address();address&&(this.dhtPort=address.port)}),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==opts.webSeeds;const ready=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof loadIPSet&&null!=opts.blocklist?loadIPSet(opts.blocklist,{headers:{"user-agent":`WebTorrent/${VERSION} (https://webtorrent.io)`}},(err,ipSet)=>err?console.error(`Failed to load blocklist: ${err.message}`):void(this.blocked=ipSet,ready())):queueMicrotask(ready)}loadWorker(controller,cb=()=>{}){if(!(controller instanceof ServiceWorker))throw new Error("Invalid worker registration");if("activated"!==controller.state)throw new Error("Worker isn't activated");this.serviceWorker=controller,navigator.serviceWorker.addEventListener("message",event=>{const{data}=event;if(!data.type||"webtorrent"===!data.type||!data.url)return null;let[infoHash,...filePath]=data.url.slice(data.url.indexOf(data.scope+"webtorrent/")+11+data.scope.length).split("/");if(filePath=decodeURI(filePath.join("/")),!infoHash||!filePath)return null;const[port]=event.ports,file=this.get(infoHash)&&this.get(infoHash).files.find(file=>file.path===filePath);if(!file)return null;const[response,stream,raw]=file._serve(data),asyncIterator=stream&&stream[Symbol.asyncIterator](),cleanup=()=>{port.onmessage=null,stream&&stream.destroy(),raw&&raw.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};port.onmessage=async msg=>{if(msg.data){let chunk;try{chunk=(await asyncIterator.next()).value}catch(e){}port.postMessage(chunk),chunk||cleanup(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval(()=>fetch(`${this.serviceWorker.scriptURL.substr(0,this.serviceWorker.scriptURL.lastIndexOf("/")+1).slice(window.location.origin.length)}webtorrent/keepalive/`),2e4))}else cleanup()},this.workerPortCount++,port.postMessage(response)}),cb(this.serviceWorker)}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const torrents=this.torrents.filter(torrent=>1!==torrent.progress),downloaded=torrents.reduce((total,torrent)=>total+torrent.downloaded,0),length=torrents.reduce((total,torrent)=>total+(torrent.length||0),0)||1;return downloaded/length}get ratio(){const uploaded=this.torrents.reduce((total,torrent)=>total+torrent.uploaded,0),received=this.torrents.reduce((total,torrent)=>total+torrent.received,0)||1;return uploaded/received}get(torrentId){if(!(torrentId instanceof Torrent)){let parsed;try{parsed=parseTorrent(torrentId)}catch(err){}if(!parsed)return null;if(!parsed.infoHash)throw new Error("Invalid torrent identifier");for(const torrent of this.torrents)if(torrent.infoHash===parsed.infoHash)return torrent}else if(this.torrents.includes(torrentId))return torrentId;return null}add(torrentId,opts={},ontorrent=()=>{}){function onClose(){torrent.removeListener("_infoHash",onInfoHash),torrent.removeListener("ready",onReady),torrent.removeListener("close",onClose)}if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,ontorrent]=[{},opts]);const onInfoHash=()=>{if(!this.destroyed)for(const t of this.torrents)if(t.infoHash===torrent.infoHash&&t!==torrent)return void torrent._destroy(new Error(`Cannot add duplicate torrent ${torrent.infoHash}`))},onReady=()=>{this.destroyed||(ontorrent(torrent),this.emit("torrent",torrent))};this._debug("add"),opts=opts?Object.assign({},opts):{};const torrent=new Torrent(torrentId,this,opts);return this.torrents.push(torrent),torrent.once("_infoHash",onInfoHash),torrent.once("ready",onReady),torrent.once("close",onClose),torrent}seed(input,opts,onseed){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,onseed]=[{},opts]),this._debug("seed"),opts=opts?Object.assign({},opts):{},opts.skipVerify=!0;const isFilePath="string"==typeof input;isFilePath&&(opts.path=path.dirname(input)),opts.createdBy||(opts.createdBy=`WebTorrent/${VERSION_STR}`);const _onseed=torrent=>{this._debug("on seed"),"function"==typeof onseed&&onseed(torrent),torrent.emit("seed"),this.emit("seed",torrent)},torrent=this.add(null,opts,torrent=>{const tasks=[cb=>isFilePath||opts.preloadedStore?cb():void torrent.load(streams,cb)];this.dht&&tasks.push(cb=>{torrent.once("dhtAnnounce",cb)}),parallel(tasks,err=>this.destroyed?void 0:err?torrent._destroy(err):void _onseed(torrent))});let streams;return isFileList(input)?input=Array.from(input):!Array.isArray(input)&&(input=[input]),parallel(input.map(item=>cb=>{!opts.preloadedStore&&isReadable(item)?concat(item,(err,buf)=>err?cb(err):void(buf.name=item.name,cb(null,buf))):cb(null,item)}),(err,input)=>this.destroyed?void 0:err?torrent._destroy(err):void createTorrent.parseInput(input,opts,(err,files)=>this.destroyed?void 0:err?torrent._destroy(err):void(streams=files.map(file=>file.getStream),createTorrent(input,opts,(err,torrentBuf)=>{if(!this.destroyed){if(err)return torrent._destroy(err);const existingTorrent=this.get(torrentBuf);existingTorrent?torrent._destroy(new Error(`Cannot add duplicate torrent ${existingTorrent.infoHash}`)):torrent._onTorrentId(torrentBuf)}})))),torrent}remove(torrentId,opts,cb){if("function"==typeof opts)return this.remove(torrentId,null,opts);this._debug("remove");const torrent=this.get(torrentId);if(!torrent)throw new Error(`No torrent with id ${torrentId}`);this._remove(torrentId,opts,cb)}_remove(torrentId,opts,cb){if("function"==typeof opts)return this._remove(torrentId,null,opts);const torrent=this.get(torrentId);torrent&&(this.torrents.splice(this.torrents.indexOf(torrent),1),torrent.destroy(opts,cb),this.dht&&this.dht._tables.remove(torrent.infoHash))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._downloadLimit=rate,0>this._downloadLimit?this.throttleGroups.down.setEnabled(!1):void(this.throttleGroups.down.setEnabled(!0),this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._uploadLimit=rate,0>this._uploadLimit?this.throttleGroups.up.setEnabled(!1):void(this.throttleGroups.up.setEnabled(!0),this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(cb){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,cb)}_destroy(err,cb){this._debug("client destroy"),this.destroyed=!0;const tasks=this.torrents.map(torrent=>cb=>{torrent.destroy(cb)});this._connPool&&tasks.push(cb=>{this._connPool.destroy(cb)}),this.dht&&tasks.push(cb=>{this.dht.destroy(cb)}),parallel(tasks,cb),err&&this.emit("error",err),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const address=this._connPool.tcpServer.address();address&&(this.torrentPort=address.port)}this.emit("listening")}_debug(){const args=[].slice.call(arguments);args[0]=`[${this._debugId}] ${args[0]}`,debug(...args)}_getByHash(infoHashHash){for(const torrent of this.torrents)if(torrent.infoHashHash||(torrent.infoHashHash=sha1.sync(Buffer.from("72657132"+torrent.infoHash,"hex"))),infoHashHash===torrent.infoHashHash)return torrent;return null}}WebTorrent.WEBRTC_SUPPORT=Peer.WEBRTC_SUPPORT,WebTorrent.UTP_SUPPORT=ConnPool.UTP_SUPPORT,WebTorrent.VERSION=VERSION,module.exports=WebTorrent}).call(this)}).call(this,require("buffer").Buffer)},{"./lib/conn-pool":1,"./lib/peer":4,"./lib/torrent":7,"./package.json":349,"bittorrent-dht/client":39,buffer:82,"create-torrent":125,debug:127,events:83,"load-ip-set":53,"parse-torrent":247,path:84,"queue-microtask":268,randombytes:271,"run-parallel":296,"simple-concat":309,"simple-peer":311,"simple-sha1":312,"speed-limiter":315,speedometer:319}]},{},[350])(350)}); \ No newline at end of file diff --git a/webtorrent.min.js b/webtorrent.min.js index e7f8dd1..0bf9d7f 100644 --- a/webtorrent.min.js +++ b/webtorrent.min.js @@ -13,4 +13,4 @@ * Copyright(c) 2012-2014 TJ Holowaychuk * Copyright(c) 2015-2016 Douglas Christopher Wilson * MIT Licensed - */'use strict';function combineRanges(ranges){for(var ordered=ranges.map(mapWithIndex).sort(sortByRangeStart),j=0,i=1;icurrent.end+1?ordered[++j]=range:range.end>current.end&&(current.end=range.end,current.index=_Mathmin(current.index,range.index))}ordered.length=j+1;var combined=ordered.sort(sortByRangeIndex).map(mapWithoutIndex);return combined.type=ranges.type,combined}function mapWithIndex(range,index){return{start:range.start,end:range.end,index:index}}function mapWithoutIndex(range){return{start:range.start,end:range.end}}function sortByRangeIndex(a,b){return a.index-b.index}function sortByRangeStart(a,b){return a.start-b.start}module.exports=function(size,str,options){if("string"!=typeof str)throw new TypeError("argument str must be a string");var index=str.indexOf("=");if(-1===index)return-2;var arr=str.slice(index+1).split(","),ranges=[];ranges.type=str.slice(0,index);for(var i=0;isize-1&&(end=size-1),!(isNaN(start)||isNaN(end)||start>end||0>start))&&ranges.push({start:start,end:end})}return 1>ranges.length?-1:options&&options.combine?combineRanges(ranges):ranges}},{}],224:[function(require,module){const{Writable,PassThrough}=require("readable-stream");module.exports=class extends Writable{constructor(offset,opts={}){super(opts),this.destroyed=!1,this._queue=[],this._position=offset||0,this._cb=null,this._buffer=null,this._out=null}_write(chunk,encoding,cb){let drained=!0;for(;;){if(this.destroyed)return;if(0===this._queue.length)return this._buffer=chunk,void(this._cb=cb);this._buffer=null;var currRange=this._queue[0];const writeStart=_Mathmax(currRange.start-this._position,0),writeEnd=currRange.end-this._position;if(writeStart>=chunk.length)return this._position+=chunk.length,cb(null);let toWrite;if(writeEnd>chunk.length){this._position+=chunk.length,toWrite=0===writeStart?chunk:chunk.slice(writeStart),drained=currRange.stream.write(toWrite)&&drained;break}this._position+=writeEnd,toWrite=0===writeStart&&writeEnd===chunk.length?chunk:chunk.slice(writeStart,writeEnd),drained=currRange.stream.write(toWrite)&&drained,currRange.last&&currRange.stream.end(),chunk=chunk.slice(writeEnd),this._queue.shift()}drained?cb(null):currRange.stream.once("drain",cb.bind(null,null))}slice(ranges){if(this.destroyed)return null;Array.isArray(ranges)||(ranges=[ranges]);const str=new PassThrough;return ranges.forEach((range,i)=>{this._queue.push({start:range.start,end:range.end,stream:str,last:i===ranges.length-1})}),this._buffer&&this._write(this._buffer,null,this._cb),str}destroy(err){this.destroyed||(this.destroyed=!0,err&&this.emit("error",err))}}},{"readable-stream":240}],225:[function(require,module){"use strict";function isInteger(n){return parseInt(n,10)===n}function createRC4(N){function identityPermutation(){for(var s=Array(N),i=0;in?_StringfromCharCode(48+n):_StringfromCharCode(97+n-10)}function fromHex(c){return parseInt(c,16)}var RC4=createRC4(256);RC4.prototype.randomByte=RC4.prototype.randomNative;var RC4small=createRC4(16);RC4small.prototype.randomByte=function(){var a=this.randomNative(),b=this.randomNative();return 16*a+b};RC4small.prototype.currentStateString=function(){var state=this.currentState(),i=toHex(state.i),j=toHex(state.j),res=i+j+state.s.map(toHex).join("");return res},RC4small.prototype.setStateString=function(stateString){if(!stateString.match(/^[0-9a-f]{18}$/))throw new TypeError("RC4small stateString should be 18 hex character string");var i=fromHex(stateString[0]),j=fromHex(stateString[1]),s=stateString.split("").slice(2).map(fromHex);this.setState({i:i,j:j,s:s})},RC4.RC4small=RC4small,module.exports=RC4},{}],226:[function(require,module,exports){arguments[4][73][0].apply(exports,arguments)},{dup:73}],227:[function(require,module,exports){arguments[4][74][0].apply(exports,arguments)},{"./_stream_readable":229,"./_stream_writable":231,_process:205,dup:74,inherits:159}],228:[function(require,module,exports){arguments[4][75][0].apply(exports,arguments)},{"./_stream_transform":230,dup:75,inherits:159}],229:[function(require,module,exports){arguments[4][76][0].apply(exports,arguments)},{"../errors":226,"./_stream_duplex":227,"./internal/streams/async_iterator":232,"./internal/streams/buffer_list":233,"./internal/streams/destroy":234,"./internal/streams/from":236,"./internal/streams/state":238,"./internal/streams/stream":239,_process:205,buffer:69,dup:76,events:70,inherits:159,"string_decoder/":276,util:41}],230:[function(require,module,exports){arguments[4][77][0].apply(exports,arguments)},{"../errors":226,"./_stream_duplex":227,dup:77,inherits:159}],231:[function(require,module,exports){arguments[4][78][0].apply(exports,arguments)},{"../errors":226,"./_stream_duplex":227,"./internal/streams/destroy":234,"./internal/streams/state":238,"./internal/streams/stream":239,_process:205,buffer:69,dup:78,inherits:159,"util-deprecate":288}],232:[function(require,module,exports){arguments[4][79][0].apply(exports,arguments)},{"./end-of-stream":235,_process:205,dup:79}],233:[function(require,module,exports){arguments[4][80][0].apply(exports,arguments)},{buffer:69,dup:80,util:41}],234:[function(require,module,exports){arguments[4][81][0].apply(exports,arguments)},{_process:205,dup:81}],235:[function(require,module,exports){arguments[4][82][0].apply(exports,arguments)},{"../../../errors":226,dup:82}],236:[function(require,module,exports){arguments[4][83][0].apply(exports,arguments)},{dup:83}],237:[function(require,module,exports){arguments[4][84][0].apply(exports,arguments)},{"../../../errors":226,"./end-of-stream":235,dup:84}],238:[function(require,module,exports){arguments[4][85][0].apply(exports,arguments)},{"../../../errors":226,dup:85}],239:[function(require,module,exports){arguments[4][86][0].apply(exports,arguments)},{dup:86,events:70}],240:[function(require,module,exports){exports=module.exports=require("./lib/_stream_readable.js"),exports.Stream=exports,exports.Readable=exports,exports.Writable=require("./lib/_stream_writable.js"),exports.Duplex=require("./lib/_stream_duplex.js"),exports.Transform=require("./lib/_stream_transform.js"),exports.PassThrough=require("./lib/_stream_passthrough.js"),exports.finished=require("./lib/internal/streams/end-of-stream.js"),exports.pipeline=require("./lib/internal/streams/pipeline.js")},{"./lib/_stream_duplex.js":227,"./lib/_stream_passthrough.js":228,"./lib/_stream_readable.js":229,"./lib/_stream_transform.js":230,"./lib/_stream_writable.js":231,"./lib/internal/streams/end-of-stream.js":235,"./lib/internal/streams/pipeline.js":237}],241:[function(require,module,exports){function renderMedia(file,getElem,opts,cb){function checkBlobLength(){return!("number"==typeof file.length&&file.length>opts.maxBlobLength)||(debug("File length too large for Blob URL approach: %d (max: %d)",file.length,opts.maxBlobLength),fatalError(new Error(`File length too large for Blob URL approach: ${file.length} (max: ${opts.maxBlobLength})`)),!1)}function renderMediaElement(type){checkBlobLength()&&(elem=getElem(type),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),elem.src=url)))}function onLoadStart(){if(elem.removeEventListener("loadstart",onLoadStart),opts.autoplay){const playPromise=elem.play();"undefined"!=typeof playPromise&&playPromise.catch(fatalError)}}function onLoadedMetadata(){elem.removeEventListener("loadedmetadata",onLoadedMetadata),cb(null,elem)}function renderIframe(){getBlobURL(file,(err,url)=>err?fatalError(err):void(".pdf"===extname?(elem=getElem("object"),elem.setAttribute("typemustmatch",!0),elem.setAttribute("type","application/pdf"),elem.setAttribute("data",url)):(elem=getElem("iframe"),elem.sandbox="allow-forms allow-scripts",elem.src=url),cb(null,elem)))}function fatalError(err){err.message=`Error rendering file "${file.name}": ${err.message}`,debug(err.message),cb(err)}const extname=path.extname(file.name).toLowerCase();let currentTime=0,elem;MEDIASOURCE_EXTS.includes(extname)?function(){function useVideostream(){debug(`Use \`videostream\` package for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToMediaSource),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),new VideoStream(file,elem)}function useMediaSource(){debug(`Use MediaSource API for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToBlobURL),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata);const wrapper=new MediaElementWrapper(elem),writable=wrapper.createWriteStream(getCodec(file.name));file.createReadStream().pipe(writable),currentTime&&(elem.currentTime=currentTime)}function useBlobURL(){debug(`Use Blob URL for ${file.name}`),prepareElem(),elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,currentTime&&(elem.currentTime=currentTime)))}function fallbackToMediaSource(err){debug("videostream error: fallback to MediaSource API: %o",err.message||err),elem.removeEventListener("error",fallbackToMediaSource),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useMediaSource()}function fallbackToBlobURL(err){debug("MediaSource API error: fallback to Blob URL: %o",err.message||err);checkBlobLength()&&(elem.removeEventListener("error",fallbackToBlobURL),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useBlobURL())}function prepareElem(){elem||(elem=getElem(tagName),elem.addEventListener("progress",()=>{currentTime=elem.currentTime}))}const tagName=MEDIASOURCE_VIDEO_EXTS.includes(extname)?"video":"audio";MediaSource?VIDEOSTREAM_EXTS.includes(extname)?useVideostream():useMediaSource():useBlobURL()}():VIDEO_EXTS.includes(extname)?renderMediaElement("video"):AUDIO_EXTS.includes(extname)?renderMediaElement("audio"):IMAGE_EXTS.includes(extname)?function(){elem=getElem("img"),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,elem.alt=file.name,cb(null,elem)))}():IFRAME_EXTS.includes(extname)?renderIframe():function(){function done(){isAscii(str)?(debug("File extension \"%s\" appears ascii, so will render.",extname),renderIframe()):(debug("File extension \"%s\" appears non-ascii, will not render.",extname),cb(new Error(`Unsupported file type "${extname}": Cannot append to DOM`)))}debug("Unknown file extension \"%s\" - will attempt to render into iframe",extname);let str="";file.createReadStream({start:0,end:1e3}).setEncoding("utf8").on("data",chunk=>{str+=chunk}).on("end",done).on("error",cb)}()}function getBlobURL(file,cb){const extname=path.extname(file.name).toLowerCase();streamToBlobURL(file.createReadStream(),exports.mime[extname]).then(blobUrl=>cb(null,blobUrl),err=>cb(err))}function validateFile(file){if(null==file)throw new Error("file cannot be null or undefined");if("string"!=typeof file.name)throw new Error("missing or invalid file.name property");if("function"!=typeof file.createReadStream)throw new Error("missing or invalid file.createReadStream property")}function getCodec(name){const extname=path.extname(name).toLowerCase();return{".m4a":"audio/mp4; codecs=\"mp4a.40.5\"",".m4b":"audio/mp4; codecs=\"mp4a.40.5\"",".m4p":"audio/mp4; codecs=\"mp4a.40.5\"",".m4v":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".mkv":"video/webm; codecs=\"avc1.640029, mp4a.40.5\"",".mp3":"audio/mpeg",".mp4":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".webm":"video/webm; codecs=\"vorbis, vp8\""}[extname]}function parseOpts(opts){null==opts.autoplay&&(opts.autoplay=!1),null==opts.muted&&(opts.muted=!1),null==opts.controls&&(opts.controls=!0),null==opts.maxBlobLength&&(opts.maxBlobLength=MAX_BLOB_LENGTH)}function setMediaOpts(elem,opts){elem.autoplay=!!opts.autoplay,elem.muted=!!opts.muted,elem.controls=!!opts.controls}exports.render=function(file,elem,opts,cb){"function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof elem&&(elem=document.querySelector(elem)),renderMedia(file,tagName=>{if(elem.nodeName!==tagName.toUpperCase()){const extname=path.extname(file.name).toLowerCase();throw new Error(`Cannot render "${extname}" inside a "${elem.nodeName.toLowerCase()}" element, expected "${tagName}"`)}return("video"===tagName||"audio"===tagName)&&setMediaOpts(elem,opts),elem},opts,cb)},exports.append=function(file,rootElem,opts,cb){function createMedia(tagName){const elem=createElem(tagName);return setMediaOpts(elem,opts),rootElem.appendChild(elem),elem}function createElem(tagName){const elem=document.createElement(tagName);return rootElem.appendChild(elem),elem}function done(err,elem){err&&elem&&elem.remove(),cb(err,elem)}if("function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof rootElem&&(rootElem=document.querySelector(rootElem)),rootElem&&("VIDEO"===rootElem.nodeName||"AUDIO"===rootElem.nodeName))throw new Error("Invalid video/audio node argument. Argument must be root element that video/audio tag will be appended to.");renderMedia(file,function(tagName){return"video"===tagName||"audio"===tagName?createMedia(tagName):createElem(tagName)},opts,done)},exports.mime=require("./lib/mime.json");const debug=require("debug")("render-media"),isAscii=require("is-ascii"),MediaElementWrapper=require("mediasource"),path=require("path"),streamToBlobURL=require("stream-to-blob-url"),VideoStream=require("videostream"),VIDEOSTREAM_EXTS=[".m4a",".m4b",".m4p",".m4v",".mp4"],MEDIASOURCE_VIDEO_EXTS=[".m4v",".mkv",".mp4",".webm"],MEDIASOURCE_EXTS=[].concat(MEDIASOURCE_VIDEO_EXTS,[".m4a",".m4b",".m4p",".mp3"]),VIDEO_EXTS=[".mov",".ogv"],AUDIO_EXTS=[".aac",".oga",".ogg",".wav",".flac"],IMAGE_EXTS=[".bmp",".gif",".jpeg",".jpg",".png",".svg"],IFRAME_EXTS=[".css",".html",".js",".md",".pdf",".srt",".txt"],MAX_BLOB_LENGTH=200000000,MediaSource="undefined"!=typeof window&&window.MediaSource},{"./lib/mime.json":242,debug:105,"is-ascii":160,mediasource:172,path:71,"stream-to-blob-url":272,videostream:290}],242:[function(require,module){module.exports={".3gp":"video/3gpp",".aac":"audio/aac",".aif":"audio/x-aiff",".aiff":"audio/x-aiff",".atom":"application/atom+xml",".avi":"video/x-msvideo",".bmp":"image/bmp",".bz2":"application/x-bzip2",".conf":"text/plain",".css":"text/css",".csv":"text/plain",".diff":"text/x-diff",".doc":"application/msword",".flv":"video/x-flv",".gif":"image/gif",".gz":"application/x-gzip",".htm":"text/html",".html":"text/html",".ico":"image/vnd.microsoft.icon",".ics":"text/calendar",".iso":"application/octet-stream",".jar":"application/java-archive",".jpeg":"image/jpeg",".jpg":"image/jpeg",".js":"application/javascript",".json":"application/json",".less":"text/css",".log":"text/plain",".m3u":"audio/x-mpegurl",".m4a":"audio/x-m4a",".m4b":"audio/mp4",".m4p":"audio/mp4",".m4v":"video/x-m4v",".manifest":"text/cache-manifest",".markdown":"text/x-markdown",".mathml":"application/mathml+xml",".md":"text/x-markdown",".mid":"audio/midi",".midi":"audio/midi",".mov":"video/quicktime",".mp3":"audio/mpeg",".mp4":"video/mp4",".mp4v":"video/mp4",".mpeg":"video/mpeg",".mpg":"video/mpeg",".odp":"application/vnd.oasis.opendocument.presentation",".ods":"application/vnd.oasis.opendocument.spreadsheet",".odt":"application/vnd.oasis.opendocument.text",".oga":"audio/ogg",".ogg":"application/ogg",".pdf":"application/pdf",".png":"image/png",".pps":"application/vnd.ms-powerpoint",".ppt":"application/vnd.ms-powerpoint",".ps":"application/postscript",".psd":"image/vnd.adobe.photoshop",".qt":"video/quicktime",".rar":"application/x-rar-compressed",".rdf":"application/rdf+xml",".rss":"application/rss+xml",".rtf":"application/rtf",".svg":"image/svg+xml",".svgz":"image/svg+xml",".swf":"application/x-shockwave-flash",".tar":"application/x-tar",".tbz":"application/x-bzip-compressed-tar",".text":"text/plain",".tif":"image/tiff",".tiff":"image/tiff",".torrent":"application/x-bittorrent",".ttf":"application/x-font-ttf",".txt":"text/plain",".wav":"audio/wav",".webm":"video/webm",".wma":"audio/x-ms-wma",".wmv":"video/x-ms-wmv",".xls":"application/vnd.ms-excel",".xml":"application/xml",".yaml":"text/yaml",".yml":"text/yaml",".zip":"application/zip"}},{}],243:[function(require,module){'use strict';function RIPEMD160(){HashBase.call(this,64),this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520}function rotl(x,n){return x<>>32-n}function fn1(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b^c^d)+m+k,s)+e}function fn2(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b&c|~b&d)+m+k,s)+e}function fn3(a,b,c,d,e,m,k,s){return 0|rotl(0|a+((b|~c)^d)+m+k,s)+e}function fn4(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b&d|c&~d)+m+k,s)+e}function fn5(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b^(c|~d))+m+k,s)+e}var Buffer=require("buffer").Buffer,inherits=require("inherits"),HashBase=require("hash-base"),ARRAY16=Array(16),zl=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,7,4,13,1,10,6,15,3,12,0,9,5,2,14,11,8,3,10,14,4,9,15,8,1,2,7,0,6,13,11,5,12,1,9,11,10,0,8,12,4,13,3,7,15,14,5,6,2,4,0,5,9,7,12,2,10,14,1,3,8,11,6,15,13],zr=[5,14,7,0,9,2,11,4,13,6,15,8,1,10,3,12,6,11,3,7,0,13,5,10,14,15,8,12,4,9,1,2,15,5,1,3,7,14,6,9,11,8,12,2,10,0,4,13,8,6,4,1,3,11,15,0,5,12,2,13,9,7,10,14,12,15,10,4,1,5,8,7,6,2,13,14,0,3,9,11],sl=[11,14,15,12,5,8,7,9,11,13,14,15,6,7,9,8,7,6,8,13,11,9,7,15,7,12,15,9,11,7,13,12,11,13,6,7,14,9,13,15,14,8,13,6,5,12,7,5,11,12,14,15,14,15,9,8,9,14,5,6,8,6,5,12,9,15,5,11,6,8,13,12,5,12,13,14,11,8,5,6],sr=[8,9,9,11,13,15,15,5,7,7,8,11,14,14,12,6,9,13,15,7,12,8,9,11,7,7,12,7,6,15,13,11,9,7,15,11,8,6,6,14,12,13,5,14,13,13,7,5,15,5,8,11,14,14,6,14,6,9,12,9,12,5,15,8,8,5,12,9,12,5,14,6,8,13,6,5,15,13,11,11],hl=[0,1518500249,1859775393,2400959708,2840853838],hr=[1352829926,1548603684,1836072691,2053994217,0];inherits(RIPEMD160,HashBase),RIPEMD160.prototype._update=function(){for(var words=ARRAY16,j=0;16>j;++j)words[j]=this._block.readInt32LE(4*j);for(var al=0|this._a,bl=0|this._b,cl=0|this._c,dl=0|this._d,el=0|this._e,ar=0|this._a,br=0|this._b,cr=0|this._c,dr=0|this._d,er=0|this._e,i=0;80>i;i+=1){var tl,tr;16>i?(tl=fn1(al,bl,cl,dl,el,words[zl[i]],hl[0],sl[i]),tr=fn5(ar,br,cr,dr,er,words[zr[i]],hr[0],sr[i])):32>i?(tl=fn2(al,bl,cl,dl,el,words[zl[i]],hl[1],sl[i]),tr=fn4(ar,br,cr,dr,er,words[zr[i]],hr[1],sr[i])):48>i?(tl=fn3(al,bl,cl,dl,el,words[zl[i]],hl[2],sl[i]),tr=fn3(ar,br,cr,dr,er,words[zr[i]],hr[2],sr[i])):64>i?(tl=fn4(al,bl,cl,dl,el,words[zl[i]],hl[3],sl[i]),tr=fn2(ar,br,cr,dr,er,words[zr[i]],hr[3],sr[i])):(tl=fn5(al,bl,cl,dl,el,words[zl[i]],hl[4],sl[i]),tr=fn1(ar,br,cr,dr,er,words[zr[i]],hr[4],sr[i])),al=el,el=dl,dl=rotl(cl,10),cl=bl,bl=tl,ar=er,er=dr,dr=rotl(cr,10),cr=br,br=tr}var t=0|this._b+cl+dr;this._b=0|this._c+dl+er,this._c=0|this._d+el+ar,this._d=0|this._e+al+br,this._e=0|this._a+bl+cr,this._a=t},RIPEMD160.prototype._digest=function(){this._block[this._blockOffset++]=128,56>2)+1;i>2]|=128<<24-(chunkLen%4<<3),bin[(-16&(chunkLen>>2)+2)+14]=0|msgLen/536870912,bin[(-16&(chunkLen>>2)+2)+15]=msgLen<<3},getRawDigest=function(heap,padMaxChunkLen){var io=new Int32Array(heap,padMaxChunkLen+320,5),out=new Int32Array(5),arr=new DataView(out.buffer);return arr.setInt32(0,io[0],!1),arr.setInt32(4,io[1],!1),arr.setInt32(8,io[2],!1),arr.setInt32(12,io[3],!1),arr.setInt32(16,io[4],!1),out},Rusha=function(){function Rusha(chunkSize){if(_classCallCheck(this,Rusha),chunkSize=chunkSize||65536,0>2);return padZeroes(view,chunkLen),padData(view,chunkLen,msgLen),padChunkLen},Rusha.prototype._write=function(data,chunkOffset,chunkLen,off){conv(data,this._h8,this._h32,chunkOffset,chunkLen,off||0)},Rusha.prototype._coreCall=function(data,chunkOffset,chunkLen,msgLen,finalize){var padChunkLen=chunkLen;this._write(data,chunkOffset,chunkLen),finalize&&(padChunkLen=this._padChunk(chunkLen,msgLen)),this._core.hash(padChunkLen,this._padMaxChunkLen)},Rusha.prototype.rawDigest=function(str){var msgLen=str.byteLength||str.length||str.size||0;this._initState(this._heap,this._padMaxChunkLen);var chunkOffset=0,chunkLen=this._maxChunkLen;for(chunkOffset=0;msgLen>chunkOffset+chunkLen;chunkOffset+=chunkLen)this._coreCall(str,chunkOffset,chunkLen,msgLen,!1);return this._coreCall(str,chunkOffset,msgLen-chunkOffset,msgLen,!0),getRawDigest(this._heap,this._padMaxChunkLen)},Rusha.prototype.digest=function(str){return toHex(this.rawDigest(str).buffer)},Rusha.prototype.digestFromString=function(str){return this.digest(str)},Rusha.prototype.digestFromBuffer=function(str){return this.digest(str)},Rusha.prototype.digestFromArrayBuffer=function(str){return this.digest(str)},Rusha.prototype.resetState=function(){return this._initState(this._heap,this._padMaxChunkLen),this},Rusha.prototype.append=function(chunk){var chunkOffset=0,chunkLen=chunk.byteLength||chunk.length||chunk.size||0,turnOffset=this._offset%this._maxChunkLen,inputLen=void 0;for(this._offset+=chunkLen;chunkOffseti;i++)precomputedHex[i]=(16>i?"0":"")+i.toString(16);module.exports.toHex=function(arrayBuffer){for(var binarray=new Uint8Array(arrayBuffer),res=Array(arrayBuffer.byteLength),_i=0;_i=v)return 65536;if(16777216>v)for(p=1;p>2],y1$851=0|H$843[x$846+324>>2],y2$853=0|H$843[x$846+328>>2],y3$855=0|H$843[x$846+332>>2],y4$857=0|H$843[x$846+336>>2],i$847=0;(0|i$847)<(0|k$845);i$847=0|i$847+64){for(z0$850=y0$849,z1$852=y1$851,z2$854=y2$853,z3$856=y3$855,z4$858=y4$857,j$848=0;64>(0|j$848);j$848=0|j$848+4)t1$860=0|H$843[i$847+j$848>>2],t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[k$845+j$848>>2]=t1$860;for(j$848=0|k$845+64;(0|j$848)<(0|k$845+80);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+80;(0|j$848)<(0|k$845+160);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)+1859775393),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+160;(0|j$848)<(0|k$845+240);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|y1$851&y3$855|y2$853&y3$855))+(0|(0|t1$860+y4$857)-1894007588),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+240;(0|j$848)<(0|k$845+320);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)-899497514),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;y0$849=0|y0$849+z0$850,y1$851=0|y1$851+z1$852,y2$853=0|y2$853+z2$854,y3$855=0|y3$855+z3$856,y4$857=0|y4$857+z4$858}H$843[x$846+320>>2]=y0$849,H$843[x$846+324>>2]=y1$851,H$843[x$846+328>>2]=y2$853,H$843[x$846+332>>2]=y3$855,H$843[x$846+336>>2]=y4$857}}}},function(module){var _this=this,reader=void 0;"undefined"!=typeof self&&"undefined"!=typeof self.FileReaderSync&&(reader=new self.FileReaderSync);var convStr=function(str,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=str.charCodeAt(start+3);case 1:H8[0|off+1-(om<<1)]=str.charCodeAt(start+2);case 2:H8[0|off+2-(om<<1)]=str.charCodeAt(start+1);case 3:H8[0|off+3-(om<<1)]=str.charCodeAt(start);}if(!(len>2]=str.charCodeAt(start+i)<<24|str.charCodeAt(start+i+1)<<16|str.charCodeAt(start+i+2)<<8|str.charCodeAt(start+i+3);switch(lm){case 3:H8[0|off+j+1]=str.charCodeAt(start+j+2);case 2:H8[0|off+j+2]=str.charCodeAt(start+j+1);case 1:H8[0|off+j+3]=str.charCodeAt(start+j);}}},convBuf=function(buf,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=buf[start+3];case 1:H8[0|off+1-(om<<1)]=buf[start+2];case 2:H8[0|off+2-(om<<1)]=buf[start+1];case 3:H8[0|off+3-(om<<1)]=buf[start];}if(!(len>2]=buf[start+i]<<24|buf[start+i+1]<<16|buf[start+i+2]<<8|buf[start+i+3];switch(lm){case 3:H8[0|off+j+1]=buf[start+j+2];case 2:H8[0|off+j+2]=buf[start+j+1];case 1:H8[0|off+j+3]=buf[start+j];}}},convBlob=function(blob,H8,H32,start,len,off){var i=void 0,om=off%4,lm=(len+om)%4,j=len-lm,buf=new Uint8Array(reader.readAsArrayBuffer(blob.slice(start,start+len)));switch(om){case 0:H8[off]=buf[3];case 1:H8[0|off+1-(om<<1)]=buf[2];case 2:H8[0|off+2-(om<<1)]=buf[1];case 3:H8[0|off+3-(om<<1)]=buf[0];}if(!(len>2]=buf[i]<<24|buf[i+1]<<16|buf[i+2]<<8|buf[i+3];switch(lm){case 3:H8[0|off+j+1]=buf[j+2];case 2:H8[0|off+j+2]=buf[j+1];case 1:H8[0|off+j+3]=buf[j];}}};module.exports=function(data,H8,H32,start,len,off){if("string"==typeof data)return convStr(data,H8,H32,start,len,off);if(data instanceof Array)return convBuf(data,H8,H32,start,len,off);if(_this&&_this.Buffer&&_this.Buffer.isBuffer(data))return convBuf(data,H8,H32,start,len,off);if(data instanceof ArrayBuffer)return convBuf(new Uint8Array(data),H8,H32,start,len,off);if(data.buffer instanceof ArrayBuffer)return convBuf(new Uint8Array(data.buffer,data.byteOffset,data.byteLength),H8,H32,start,len,off);if(data instanceof Blob)return convBlob(data,H8,H32,start,len,off);throw new Error("Unsupported data type.")}},function(module,exports,__webpack_require__){function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function")}var _createClass=function(){function defineProperties(target,props){for(var i=0,descriptor;i */var buffer=require("buffer"),Buffer=buffer.Buffer;Buffer.from&&Buffer.alloc&&Buffer.allocUnsafe&&Buffer.allocUnsafeSlow?module.exports=buffer:(copyProps(buffer,exports),exports.Buffer=SafeBuffer),SafeBuffer.prototype=Object.create(Buffer.prototype),copyProps(Buffer,SafeBuffer),SafeBuffer.from=function(arg,encodingOrOffset,length){if("number"==typeof arg)throw new TypeError("Argument must not be a number");return Buffer(arg,encodingOrOffset,length)},SafeBuffer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("Argument must be a number");var buf=Buffer(size);return void 0===fill?buf.fill(0):"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill),buf},SafeBuffer.allocUnsafe=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return Buffer(size)},SafeBuffer.allocUnsafeSlow=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return buffer.SlowBuffer(size)}},{buffer:69}],248:[function(require,module){(function(process){(function(){'use strict';var buffer=require("buffer"),Buffer=buffer.Buffer,safer={},key;for(key in buffer)buffer.hasOwnProperty(key)&&"SlowBuffer"!==key&&"Buffer"!==key&&(safer[key]=buffer[key]);var Safer=safer.Buffer={};for(key in Buffer)Buffer.hasOwnProperty(key)&&"allocUnsafe"!==key&&"allocUnsafeSlow"!==key&&(Safer[key]=Buffer[key]);if(safer.Buffer.prototype=Buffer.prototype,Safer.from&&Safer.from!==Uint8Array.from||(Safer.from=function(value,encodingOrOffset,length){if("number"==typeof value)throw new TypeError("The \"value\" argument must not be of type number. Received type "+typeof value);if(value&&"undefined"==typeof value.length)throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof value);return Buffer(value,encodingOrOffset,length)}),Safer.alloc||(Safer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("The \"size\" argument must be of type number. Received type "+typeof size);if(0>size||2147483648<=size)throw new RangeError("The value \""+size+"\" is invalid for option \"size\"");var buf=Buffer(size);return fill&&0!==fill.length?"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill):buf.fill(0),buf}),!safer.kStringMaxLength)try{safer.kStringMaxLength=process.binding("buffer").kStringMaxLength}catch(e){}safer.constants||(safer.constants={MAX_LENGTH:safer.kMaxLength},safer.kStringMaxLength&&(safer.constants.MAX_STRING_LENGTH=safer.kStringMaxLength)),module.exports=safer}).call(this)}).call(this,require("_process"))},{_process:205,buffer:69}],249:[function(require,module){function Hash(blockSize,finalSize){this._block=Buffer.alloc(blockSize),this._finalSize=finalSize,this._blockSize=blockSize,this._len=0}var Buffer=require("safe-buffer").Buffer;Hash.prototype.update=function(data,enc){"string"==typeof data&&(enc=enc||"utf8",data=Buffer.from(data,enc));for(var block=this._block,blockSize=this._blockSize,length=data.length,accum=this._len,offset=0;offset=this._finalSize&&(this._update(this._block),this._block.fill(0));var bits=8*this._len;if(4294967295>=bits)this._block.writeUInt32BE(bits,this._blockSize-4);else{var lowBits=(4294967295&bits)>>>0;this._block.writeUInt32BE((bits-lowBits)/4294967296,this._blockSize-8),this._block.writeUInt32BE(lowBits,this._blockSize-4)}this._update(this._block);var hash=this._hash();return enc?hash.toString(enc):hash},Hash.prototype._update=function(){throw new Error("_update must be implemented by subclass")},module.exports=Hash},{"safe-buffer":247}],250:[function(require,module,exports){var exports=module.exports=function(algorithm){algorithm=algorithm.toLowerCase();var Algorithm=exports[algorithm];if(!Algorithm)throw new Error(algorithm+" is not supported (we accept pull requests)");return new Algorithm};exports.sha=require("./sha"),exports.sha1=require("./sha1"),exports.sha224=require("./sha224"),exports.sha256=require("./sha256"),exports.sha384=require("./sha384"),exports.sha512=require("./sha512")},{"./sha":251,"./sha1":252,"./sha224":253,"./sha256":254,"./sha384":255,"./sha512":256}],251:[function(require,module){function Sha(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha,Hash),Sha.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=W[i-3]^W[i-8]^W[i-14]^W[i-16];for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha},{"./hash":249,inherits:159,"safe-buffer":247}],252:[function(require,module){function Sha1(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl1(num){return num<<1|num>>>31}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha1,Hash),Sha1.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha1.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=rotl1(W[i-3]^W[i-8]^W[i-14]^W[i-16]);for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha1.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha1},{"./hash":249,inherits:159,"safe-buffer":247}],253:[function(require,module){function Sha224(){this.init(),this._w=W,Hash.call(this,64,56)}var inherits=require("inherits"),Sha256=require("./sha256"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(64);inherits(Sha224,Sha256),Sha224.prototype.init=function(){return this._a=3238371032,this._b=914150663,this._c=812702999,this._d=4144912697,this._e=4290775857,this._f=1750603025,this._g=1694076839,this._h=3204075428,this},Sha224.prototype._hash=function(){var H=Buffer.allocUnsafe(28);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H},module.exports=Sha224},{"./hash":249,"./sha256":254,inherits:159,"safe-buffer":247}],254:[function(require,module){function Sha256(){this.init(),this._w=W,Hash.call(this,64,56)}function ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x){return(x>>>2|x<<30)^(x>>>13|x<<19)^(x>>>22|x<<10)}function sigma1(x){return(x>>>6|x<<26)^(x>>>11|x<<21)^(x>>>25|x<<7)}function gamma0(x){return(x>>>7|x<<25)^(x>>>18|x<<14)^x>>>3}function gamma1(x){return(x>>>17|x<<15)^(x>>>19|x<<13)^x>>>10}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298],W=Array(64);inherits(Sha256,Hash),Sha256.prototype.init=function(){return this._a=1779033703,this._b=3144134277,this._c=1013904242,this._d=2773480762,this._e=1359893119,this._f=2600822924,this._g=528734635,this._h=1541459225,this},Sha256.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,f=0|this._f,g=0|this._g,h=0|this._h,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;64>i;++i)W[i]=0|gamma1(W[i-2])+W[i-7]+gamma0(W[i-15])+W[i-16];for(var j=0;64>j;++j){var T1=0|h+sigma1(e)+ch(e,f,g)+K[j]+W[j],T2=0|sigma0(a)+maj(a,b,c);h=g,g=f,f=e,e=0|d+T1,d=c,c=b,b=a,a=0|T1+T2}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e,this._f=0|f+this._f,this._g=0|g+this._g,this._h=0|h+this._h},Sha256.prototype._hash=function(){var H=Buffer.allocUnsafe(32);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H.writeInt32BE(this._h,28),H},module.exports=Sha256},{"./hash":249,inherits:159,"safe-buffer":247}],255:[function(require,module){function Sha384(){this.init(),this._w=W,Hash.call(this,128,112)}var inherits=require("inherits"),SHA512=require("./sha512"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(160);inherits(Sha384,SHA512),Sha384.prototype.init=function(){return this._ah=3418070365,this._bh=1654270250,this._ch=2438529370,this._dh=355462360,this._eh=1731405415,this._fh=2394180231,this._gh=3675008525,this._hh=1203062813,this._al=3238371032,this._bl=914150663,this._cl=812702999,this._dl=4144912697,this._el=4290775857,this._fl=1750603025,this._gl=1694076839,this._hl=3204075428,this},Sha384.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(48);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),H},module.exports=Sha384},{"./hash":249,"./sha512":256,inherits:159,"safe-buffer":247}],256:[function(require,module){function Sha512(){this.init(),this._w=W,Hash.call(this,128,112)}function Ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x,xl){return(x>>>28|xl<<4)^(xl>>>2|x<<30)^(xl>>>7|x<<25)}function sigma1(x,xl){return(x>>>14|xl<<18)^(x>>>18|xl<<14)^(xl>>>9|x<<23)}function Gamma0(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^x>>>7}function Gamma0l(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^(x>>>7|xl<<25)}function Gamma1(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^x>>>6}function Gamma1l(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^(x>>>6|xl<<26)}function getCarry(a,b){return a>>>0>>0?1:0}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,3609767458,1899447441,602891725,3049323471,3964484399,3921009573,2173295548,961987163,4081628472,1508970993,3053834265,2453635748,2937671579,2870763221,3664609560,3624381080,2734883394,310598401,1164996542,607225278,1323610764,1426881987,3590304994,1925078388,4068182383,2162078206,991336113,2614888103,633803317,3248222580,3479774868,3835390401,2666613458,4022224774,944711139,264347078,2341262773,604807628,2007800933,770255983,1495990901,1249150122,1856431235,1555081692,3175218132,1996064986,2198950837,2554220882,3999719339,2821834349,766784016,2952996808,2566594879,3210313671,3203337956,3336571891,1034457026,3584528711,2466948901,113926993,3758326383,338241895,168717936,666307205,1188179964,773529912,1546045734,1294757372,1522805485,1396182291,2643833823,1695183700,2343527390,1986661051,1014477480,2177026350,1206759142,2456956037,344077627,2730485921,1290863460,2820302411,3158454273,3259730800,3505952657,3345764771,106217008,3516065817,3606008344,3600352804,1432725776,4094571909,1467031594,275423344,851169720,430227734,3100823752,506948616,1363258195,659060556,3750685593,883997877,3785050280,958139571,3318307427,1322822218,3812723403,1537002063,2003034995,1747873779,3602036899,1955562222,1575990012,2024104815,1125592928,2227730452,2716904306,2361852424,442776044,2428436474,593698344,2756734187,3733110249,3204031479,2999351573,3329325298,3815920427,3391569614,3928383900,3515267271,566280711,3940187606,3454069534,4118630271,4000239992,116418474,1914138554,174292421,2731055270,289380356,3203993006,460393269,320620315,685471733,587496836,852142971,1086792851,1017036298,365543100,1126000580,2618297676,1288033470,3409855158,1501505948,4234509866,1607167915,987167468,1816402316,1246189591],W=Array(160);inherits(Sha512,Hash),Sha512.prototype.init=function(){return this._ah=1779033703,this._bh=3144134277,this._ch=1013904242,this._dh=2773480762,this._eh=1359893119,this._fh=2600822924,this._gh=528734635,this._hh=1541459225,this._al=4089235720,this._bl=2227873595,this._cl=4271175723,this._dl=1595750129,this._el=2917565137,this._fl=725511199,this._gl=4215389547,this._hl=327033209,this},Sha512.prototype._update=function(M){for(var W=this._w,ah=0|this._ah,bh=0|this._bh,ch=0|this._ch,dh=0|this._dh,eh=0|this._eh,fh=0|this._fh,gh=0|this._gh,hh=0|this._hh,al=0|this._al,bl=0|this._bl,cl=0|this._cl,dl=0|this._dl,el=0|this._el,fl=0|this._fl,gl=0|this._gl,hl=0|this._hl,i=0;32>i;i+=2)W[i]=M.readInt32BE(4*i),W[i+1]=M.readInt32BE(4*i+4);for(;160>i;i+=2){var xh=W[i-30],xl=W[i-30+1],gamma0=Gamma0(xh,xl),gamma0l=Gamma0l(xl,xh);xh=W[i-4],xl=W[i-4+1];var gamma1=Gamma1(xh,xl),gamma1l=Gamma1l(xl,xh),Wi7h=W[i-14],Wi7l=W[i-14+1],Wi16h=W[i-32],Wi16l=W[i-32+1],Wil=0|gamma0l+Wi7l,Wih=0|gamma0+Wi7h+getCarry(Wil,gamma0l);Wil=0|Wil+gamma1l,Wih=0|Wih+gamma1+getCarry(Wil,gamma1l),Wil=0|Wil+Wi16l,Wih=0|Wih+Wi16h+getCarry(Wil,Wi16l),W[i]=Wih,W[i+1]=Wil}for(var j=0;160>j;j+=2){Wih=W[j],Wil=W[j+1];var majh=maj(ah,bh,ch),majl=maj(al,bl,cl),sigma0h=sigma0(ah,al),sigma0l=sigma0(al,ah),sigma1h=sigma1(eh,el),sigma1l=sigma1(el,eh),Kih=K[j],Kil=K[j+1],chh=Ch(eh,fh,gh),chl=Ch(el,fl,gl),t1l=0|hl+sigma1l,t1h=0|hh+sigma1h+getCarry(t1l,hl);t1l=0|t1l+chl,t1h=0|t1h+chh+getCarry(t1l,chl),t1l=0|t1l+Kil,t1h=0|t1h+Kih+getCarry(t1l,Kil),t1l=0|t1l+Wil,t1h=0|t1h+Wih+getCarry(t1l,Wil);var t2l=0|sigma0l+majl,t2h=0|sigma0h+majh+getCarry(t2l,sigma0l);hh=gh,hl=gl,gh=fh,gl=fl,fh=eh,fl=el,el=0|dl+t1l,eh=0|dh+t1h+getCarry(el,dl),dh=ch,dl=cl,ch=bh,cl=bl,bh=ah,bl=al,al=0|t1l+t2l,ah=0|t1h+t2h+getCarry(al,t1l)}this._al=0|this._al+al,this._bl=0|this._bl+bl,this._cl=0|this._cl+cl,this._dl=0|this._dl+dl,this._el=0|this._el+el,this._fl=0|this._fl+fl,this._gl=0|this._gl+gl,this._hl=0|this._hl+hl,this._ah=0|this._ah+ah+getCarry(this._al,al),this._bh=0|this._bh+bh+getCarry(this._bl,bl),this._ch=0|this._ch+ch+getCarry(this._cl,cl),this._dh=0|this._dh+dh+getCarry(this._dl,dl),this._eh=0|this._eh+eh+getCarry(this._el,el),this._fh=0|this._fh+fh+getCarry(this._fl,fl),this._gh=0|this._gh+gh+getCarry(this._gl,gl),this._hh=0|this._hh+hh+getCarry(this._hl,hl)},Sha512.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(64);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),writeInt64BE(this._gh,this._gl,48),writeInt64BE(this._hh,this._hl,56),H},module.exports=Sha512},{"./hash":249,inherits:159,"safe-buffer":247}],257:[function(require,module){(function(Buffer){(function(){/*! simple-concat. MIT License. Feross Aboukhadijeh */module.exports=function(stream,cb){var chunks=[];stream.on("data",function(chunk){chunks.push(chunk)}),stream.once("end",function(){cb&&cb(null,Buffer.concat(chunks)),cb=null}),stream.once("error",function(err){cb&&cb(err),cb=null})}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69}],258:[function(require,module){(function(Buffer){(function(){function simpleGet(opts,cb){if(opts=Object.assign({maxRedirects:10},"string"==typeof opts?{url:opts}:opts),cb=once(cb),opts.url){const{hostname,port,protocol,auth,path}=url.parse(opts.url);delete opts.url,hostname||port||protocol||auth?Object.assign(opts,{hostname,port,protocol,auth,path}):opts.path=path}const headers={"accept-encoding":"gzip, deflate"};opts.headers&&Object.keys(opts.headers).forEach(k=>headers[k.toLowerCase()]=opts.headers[k]),opts.headers=headers;let body;opts.body?body=opts.json&&!isStream(opts.body)?JSON.stringify(opts.body):opts.body:opts.form&&(body="string"==typeof opts.form?opts.form:querystring.stringify(opts.form),opts.headers["content-type"]="application/x-www-form-urlencoded"),body&&(!opts.method&&(opts.method="POST"),!isStream(body)&&(opts.headers["content-length"]=Buffer.byteLength(body)),opts.json&&!opts.form&&(opts.headers["content-type"]="application/json")),delete opts.body,delete opts.form,opts.json&&(opts.headers.accept="application/json"),opts.method&&(opts.method=opts.method.toUpperCase());const protocol="https:"===opts.protocol?https:http,req=protocol.request(opts,res=>{if(!1!==opts.followRedirects&&300<=res.statusCode&&400>res.statusCode&&res.headers.location)return opts.url=res.headers.location,delete opts.headers.host,res.resume(),"POST"===opts.method&&[301,302].includes(res.statusCode)&&(opts.method="GET",delete opts.headers["content-length"],delete opts.headers["content-type"]),0==opts.maxRedirects--?cb(new Error("too many redirects")):simpleGet(opts,cb);const tryUnzip="function"==typeof decompressResponse&&"HEAD"!==opts.method;cb(null,tryUnzip?decompressResponse(res):res)});return req.on("timeout",()=>{req.abort(),cb(new Error("Request timed out"))}),req.on("error",cb),isStream(body)?body.on("error",cb).pipe(req):req.end(body),req}module.exports=simpleGet;const concat=require("simple-concat"),decompressResponse=require("decompress-response"),http=require("http"),https=require("https"),once=require("once"),querystring=require("querystring"),url=require("url"),isStream=o=>null!==o&&"object"==typeof o&&"function"==typeof o.pipe;simpleGet.concat=(opts,cb)=>simpleGet(opts,(err,res)=>err?cb(err):void concat(res,(err,data)=>{if(err)return cb(err);if(opts.json)try{data=JSON.parse(data.toString())}catch(err){return cb(err,res,data)}cb(null,res,data)})),["get","post","put","patch","head","delete"].forEach(method=>{simpleGet[method]=(opts,cb)=>("string"==typeof opts&&(opts={url:opts}),simpleGet(Object.assign({method:method.toUpperCase()},opts),cb))})}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69,"decompress-response":41,http:268,https:156,once:191,querystring:217,"simple-concat":257,url:285}],259:[function(require,module){function filterTrickle(sdp){return sdp.replace(/a=ice-options:trickle\s\n/g,"")}function warn(message){console.warn(message)}/*! simple-peer. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-peer"),getBrowserRTC=require("get-browser-rtc"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),errCode=require("err-code"),{Buffer}=require("buffer"),MAX_BUFFERED_AMOUNT=65536;class Peer extends stream.Duplex{constructor(opts){if(opts=Object.assign({allowHalfOpen:!1},opts),super(opts),this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new peer %o",opts),this.channelName=opts.initiator?opts.channelName||randombytes(20).toString("hex"):null,this.initiator=opts.initiator||!1,this.channelConfig=opts.channelConfig||Peer.channelConfig,this.channelNegotiated=this.channelConfig.negotiated,this.config=Object.assign({},Peer.config,opts.config),this.offerOptions=opts.offerOptions||{},this.answerOptions=opts.answerOptions||{},this.sdpTransform=opts.sdpTransform||(sdp=>sdp),this.streams=opts.streams||(opts.stream?[opts.stream]:[]),this.trickle=void 0===opts.trickle||opts.trickle,this.allowHalfTrickle=void 0!==opts.allowHalfTrickle&&opts.allowHalfTrickle,this.iceCompleteTimeout=opts.iceCompleteTimeout||5000,this.destroyed=!1,this.destroying=!1,this._connected=!1,this.remoteAddress=void 0,this.remoteFamily=void 0,this.remotePort=void 0,this.localAddress=void 0,this.localFamily=void 0,this.localPort=void 0,this._wrtc=opts.wrtc&&"object"==typeof opts.wrtc?opts.wrtc:getBrowserRTC(),!this._wrtc)if("undefined"==typeof window)throw errCode(new Error("No WebRTC support: Specify `opts.wrtc` option in this environment"),"ERR_WEBRTC_SUPPORT");else throw errCode(new Error("No WebRTC support: Not a supported browser"),"ERR_WEBRTC_SUPPORT");this._pcReady=!1,this._channelReady=!1,this._iceComplete=!1,this._iceCompleteTimer=null,this._channel=null,this._pendingCandidates=[],this._isNegotiating=!1,this._firstNegotiation=!0,this._batchedNegotiation=!1,this._queuedNegotiation=!1,this._sendersAwaitingStable=[],this._senderMap=new Map,this._closingInterval=null,this._remoteTracks=[],this._remoteStreams=[],this._chunk=null,this._cb=null,this._interval=null;try{this._pc=new this._wrtc.RTCPeerConnection(this.config)}catch(err){return void this.destroy(errCode(err,"ERR_PC_CONSTRUCTOR"))}this._isReactNativeWebrtc="number"==typeof this._pc._peerConnectionId,this._pc.oniceconnectionstatechange=()=>{this._onIceStateChange()},this._pc.onicegatheringstatechange=()=>{this._onIceStateChange()},this._pc.onconnectionstatechange=()=>{this._onConnectionStateChange()},this._pc.onsignalingstatechange=()=>{this._onSignalingStateChange()},this._pc.onicecandidate=event=>{this._onIceCandidate(event)},"object"==typeof this._pc.peerIdentity&&this._pc.peerIdentity.catch(err=>{this.destroy(errCode(err,"ERR_PC_PEER_IDENTITY"))}),this.initiator||this.channelNegotiated?this._setupData({channel:this._pc.createDataChannel(this.channelName,this.channelConfig)}):this._pc.ondatachannel=event=>{this._setupData(event)},this.streams&&this.streams.forEach(stream=>{this.addStream(stream)}),this._pc.ontrack=event=>{this._onTrack(event)},this._debug("initial negotiation"),this._needsNegotiation(),this._onFinishBound=()=>{this._onFinish()},this.once("finish",this._onFinishBound)}get bufferSize(){return this._channel&&this._channel.bufferedAmount||0}get connected(){return this._connected&&"open"===this._channel.readyState}address(){return{port:this.localPort,family:this.localFamily,address:this.localAddress}}signal(data){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot signal after peer is destroyed"),"ERR_DESTROYED");if("string"==typeof data)try{data=JSON.parse(data)}catch(err){data={}}this._debug("signal()"),data.renegotiate&&this.initiator&&(this._debug("got request to renegotiate"),this._needsNegotiation()),data.transceiverRequest&&this.initiator&&(this._debug("got request for transceiver"),this.addTransceiver(data.transceiverRequest.kind,data.transceiverRequest.init)),data.candidate&&(this._pc.remoteDescription&&this._pc.remoteDescription.type?this._addIceCandidate(data.candidate):this._pendingCandidates.push(data.candidate)),data.sdp&&this._pc.setRemoteDescription(new this._wrtc.RTCSessionDescription(data)).then(()=>{this.destroyed||(this._pendingCandidates.forEach(candidate=>{this._addIceCandidate(candidate)}),this._pendingCandidates=[],"offer"===this._pc.remoteDescription.type&&this._createAnswer())}).catch(err=>{this.destroy(errCode(err,"ERR_SET_REMOTE_DESCRIPTION"))}),data.sdp||data.candidate||data.renegotiate||data.transceiverRequest||this.destroy(errCode(new Error("signal() called with invalid signal data"),"ERR_SIGNALING"))}}_addIceCandidate(candidate){const iceCandidateObj=new this._wrtc.RTCIceCandidate(candidate);this._pc.addIceCandidate(iceCandidateObj).catch(err=>{!iceCandidateObj.address||iceCandidateObj.address.endsWith(".local")?warn("Ignoring unsupported ICE candidate."):this.destroy(errCode(err,"ERR_ADD_ICE_CANDIDATE"))})}send(chunk){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot send after peer is destroyed"),"ERR_DESTROYED");this._channel.send(chunk)}}addTransceiver(kind,init){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addTransceiver after peer is destroyed"),"ERR_DESTROYED");if(this._debug("addTransceiver()"),this.initiator)try{this._pc.addTransceiver(kind,init),this._needsNegotiation()}catch(err){this.destroy(errCode(err,"ERR_ADD_TRANSCEIVER"))}else this.emit("signal",{type:"transceiverRequest",transceiverRequest:{kind,init}})}}addStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addStream after peer is destroyed"),"ERR_DESTROYED");this._debug("addStream()"),stream.getTracks().forEach(track=>{this.addTrack(track,stream)})}}addTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot addTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("addTrack()");const submap=this._senderMap.get(track)||new Map;let sender=submap.get(stream);if(!sender)sender=this._pc.addTrack(track,stream),submap.set(stream,sender),this._senderMap.set(track,submap),this._needsNegotiation();else if(sender.removed)throw errCode(new Error("Track has been removed. You should enable/disable tracks that you want to re-add."),"ERR_SENDER_REMOVED");else throw errCode(new Error("Track has already been added to that stream."),"ERR_SENDER_ALREADY_ADDED")}replaceTrack(oldTrack,newTrack,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot replaceTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("replaceTrack()");const submap=this._senderMap.get(oldTrack),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot replace track that was never added."),"ERR_TRACK_NOT_ADDED");newTrack&&this._senderMap.set(newTrack,submap),null==sender.replaceTrack?this.destroy(errCode(new Error("replaceTrack is not supported in this browser"),"ERR_UNSUPPORTED_REPLACETRACK")):sender.replaceTrack(newTrack)}removeTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot removeTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSender()");const submap=this._senderMap.get(track),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot remove track that was never added."),"ERR_TRACK_NOT_ADDED");try{sender.removed=!0,this._pc.removeTrack(sender)}catch(err){"NS_ERROR_UNEXPECTED"===err.name?this._sendersAwaitingStable.push(sender):this.destroy(errCode(err,"ERR_REMOVE_TRACK"))}this._needsNegotiation()}removeStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot removeStream after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSenders()"),stream.getTracks().forEach(track=>{this.removeTrack(track,stream)})}}_needsNegotiation(){this._debug("_needsNegotiation");this._batchedNegotiation||(this._batchedNegotiation=!0,queueMicrotask(()=>{this._batchedNegotiation=!1,this.initiator||!this._firstNegotiation?(this._debug("starting batched negotiation"),this.negotiate()):this._debug("non-initiator initial negotiation request discarded"),this._firstNegotiation=!1}))}negotiate(){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot negotiate after peer is destroyed"),"ERR_DESTROYED");this.initiator?this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("start negotiation"),setTimeout(()=>{this._createOffer()},0)):this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("requesting negotiation from initiator"),this.emit("signal",{type:"renegotiate",renegotiate:!0})),this._isNegotiating=!0}}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){this.destroyed||this.destroying||(this.destroying=!0,this._debug("destroying (error: %s)",err&&(err.message||err)),queueMicrotask(()=>{if(this.destroyed=!0,this.destroying=!1,this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(err){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(err){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,err&&this.emit("error",err),this.emit("close"),cb()}))}_setupData(event){if(!event.channel)return this.destroy(errCode(new Error("Data channel event is missing `channel` property"),"ERR_DATA_CHANNEL"));this._channel=event.channel,this._channel.binaryType="arraybuffer","number"==typeof this._channel.bufferedAmountLowThreshold&&(this._channel.bufferedAmountLowThreshold=MAX_BUFFERED_AMOUNT),this.channelName=this._channel.label,this._channel.onmessage=event=>{this._onChannelMessage(event)},this._channel.onbufferedamountlow=()=>{this._onChannelBufferedAmountLow()},this._channel.onopen=()=>{this._onChannelOpen()},this._channel.onclose=()=>{this._onChannelClose()},this._channel.onerror=event=>{const err=event.error instanceof Error?event.error:new Error(`Datachannel error: ${event.message} ${event.filename}:${event.lineno}:${event.colno}`);this.destroy(errCode(err,"ERR_DATA_CHANNEL"))};let isClosing=!1;this._closingInterval=setInterval(()=>{this._channel&&"closing"===this._channel.readyState?(isClosing&&this._onChannelClose(),isClosing=!0):isClosing=!1},5000)}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(errCode(new Error("cannot write after peer is destroyed"),"ERR_DATA_CHANNEL"));if(this._connected){try{this.send(chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_onFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this._connected?destroySoon():this.once("connect",destroySoon)}}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout(()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))},this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then(offer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(offer.sdp=filterTrickle(offer.sdp)),offer.sdp=this.sdpTransform(offer.sdp);const sendOffer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||offer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp})}};this._pc.setLocalDescription(offer).then(()=>{this._debug("createOffer success");this.destroyed||(this.trickle||this._iceComplete?sendOffer():this.once("_iceComplete",sendOffer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_OFFER"))})}_requestMissingTransceivers(){this._pc.getTransceivers&&this._pc.getTransceivers().forEach(transceiver=>{transceiver.mid||!transceiver.sender.track||transceiver.requested||(transceiver.requested=!0,this.addTransceiver(transceiver.sender.track.kind))})}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then(answer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(answer.sdp=filterTrickle(answer.sdp)),answer.sdp=this.sdpTransform(answer.sdp);const sendAnswer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||answer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp}),this.initiator||this._requestMissingTransceivers()}};this._pc.setLocalDescription(answer).then(()=>{this.destroyed||(this.trickle||this._iceComplete?sendAnswer():this.once("_iceComplete",sendAnswer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_ANSWER"))})}_onConnectionStateChange(){this.destroyed||"failed"===this._pc.connectionState&&this.destroy(errCode(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const iceConnectionState=this._pc.iceConnectionState,iceGatheringState=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",iceConnectionState,iceGatheringState),this.emit("iceStateChange",iceConnectionState,iceGatheringState),("connected"===iceConnectionState||"completed"===iceConnectionState)&&(this._pcReady=!0,this._maybeReady()),"failed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(cb){const flattenValues=report=>("[object Array]"===Object.prototype.toString.call(report.values)&&report.values.forEach(value=>{Object.assign(report,value)}),report);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then(res=>{const reports=[];res.forEach(report=>{reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):0{if(this.destroyed)return;const reports=[];res.result().forEach(result=>{const report={};result.names().forEach(name=>{report[name]=result.stat(name)}),report.id=result.id,report.type=result.type,report.timestamp=result.timestamp,reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):cb(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const findCandidatePair=()=>{this.destroyed||this.getStats((err,items)=>{if(this.destroyed)return;err&&(items=[]);const remoteCandidates={},localCandidates={},candidatePairs={};let foundSelectedCandidatePair=!1;items.forEach(item=>{("remotecandidate"===item.type||"remote-candidate"===item.type)&&(remoteCandidates[item.id]=item),("localcandidate"===item.type||"local-candidate"===item.type)&&(localCandidates[item.id]=item),("candidatepair"===item.type||"candidate-pair"===item.type)&&(candidatePairs[item.id]=item)});const setSelectedCandidatePair=selectedCandidatePair=>{foundSelectedCandidatePair=!0;let local=localCandidates[selectedCandidatePair.localCandidateId];local&&(local.ip||local.address)?(this.localAddress=local.ip||local.address,this.localPort=+local.port):local&&local.ipAddress?(this.localAddress=local.ipAddress,this.localPort=+local.portNumber):"string"==typeof selectedCandidatePair.googLocalAddress&&(local=selectedCandidatePair.googLocalAddress.split(":"),this.localAddress=local[0],this.localPort=+local[1]),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let remote=remoteCandidates[selectedCandidatePair.remoteCandidateId];remote&&(remote.ip||remote.address)?(this.remoteAddress=remote.ip||remote.address,this.remotePort=+remote.port):remote&&remote.ipAddress?(this.remoteAddress=remote.ipAddress,this.remotePort=+remote.portNumber):"string"==typeof selectedCandidatePair.googRemoteAddress&&(remote=selectedCandidatePair.googRemoteAddress.split(":"),this.remoteAddress=remote[0],this.remotePort=+remote[1]),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(items.forEach(item=>{"transport"===item.type&&item.selectedCandidatePairId&&setSelectedCandidatePair(candidatePairs[item.selectedCandidatePairId]),("googCandidatePair"===item.type&&"true"===item.googActiveConnection||("candidatepair"===item.type||"candidate-pair"===item.type)&&item.selected)&&setSelectedCandidatePair(item)}),!foundSelectedCandidatePair&&(!Object.keys(candidatePairs).length||Object.keys(localCandidates).length))return void setTimeout(findCandidatePair,100);if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")})};findCandidatePair()}_onInterval(){this._cb&&this._channel&&!(this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT)&&this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach(sender=>{this._pc.removeTrack(sender),this._queuedNegotiation=!0}),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(event){this.destroyed||(event.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:event.candidate.candidate,sdpMLineIndex:event.candidate.sdpMLineIndex,sdpMid:event.candidate.sdpMid}}):!event.candidate&&!this._iceComplete&&(this._iceComplete=!0,this.emit("_iceComplete")),event.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_onChannelBufferedAmountLow(){if(!this.destroyed&&this._cb){this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.destroy())}_onTrack(event){this.destroyed||event.streams.forEach(eventStream=>{this._debug("on track"),this.emit("track",event.track,eventStream),this._remoteTracks.push({track:event.track,stream:eventStream});this._remoteStreams.some(remoteStream=>remoteStream.id===eventStream.id)||(this._remoteStreams.push(eventStream),queueMicrotask(()=>{this._debug("on stream"),this.emit("stream",eventStream)}))})}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Peer.WEBRTC_SUPPORT=!!getBrowserRTC(),Peer.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},Peer.channelConfig={},module.exports=Peer},{buffer:69,debug:105,"err-code":136,"get-browser-rtc":141,"queue-microtask":218,randombytes:221,"readable-stream":240}],260:[function(require,module){function sha1sync(buf){return rusha.digest(buf)}function sha1(buf,cb){return subtle?void("string"==typeof buf&&(buf=uint8array(buf)),subtle.digest({name:"sha-1"},buf).then(function(result){cb(hex(new Uint8Array(result)))},function(){cb(sha1sync(buf))})):void("undefined"==typeof window?queueMicrotask(()=>cb(sha1sync(buf))):rushaWorkerSha1(buf,function(err,hash){return err?void cb(sha1sync(buf)):void cb(hash)}))}function uint8array(s){const l=s.length,array=new Uint8Array(l);for(let i=0;i>>4).toString(16)),chars.push((15&bite).toString(16))}return chars.join("")}const Rusha=require("rusha"),rushaWorkerSha1=require("./rusha-worker-sha1"),rusha=new Rusha,scope="undefined"==typeof window?self:window,crypto=scope.crypto||scope.msCrypto||{};let subtle=crypto.subtle||crypto.webkitSubtle;try{subtle.digest({name:"sha-1"},new Uint8Array).catch(function(){subtle=!1})}catch(err){subtle=!1}module.exports=sha1,module.exports.sync=sha1sync},{"./rusha-worker-sha1":261,rusha:246}],261:[function(require,module){function init(){worker=Rusha.createWorker(),nextTaskId=1,cbs={},worker.onmessage=function(e){const taskId=e.data.id,cb=cbs[taskId];delete cbs[taskId],null==e.data.error?cb(null,e.data.hash):cb(new Error("Rusha worker error: "+e.data.error))}}function sha1(buf,cb){worker||init(),cbs[nextTaskId]=cb,worker.postMessage({id:nextTaskId,data:buf}),nextTaskId+=1}const Rusha=require("rusha");let worker,nextTaskId,cbs;module.exports=sha1},{rusha:246}],262:[function(require,module){(function(Buffer){(function(){/*! simple-websocket. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-websocket"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),ws=require("ws"),_WebSocket="function"==typeof ws?ws:WebSocket,MAX_BUFFERED_AMOUNT=65536;class Socket extends stream.Duplex{constructor(opts={}){if("string"==typeof opts&&(opts={url:opts}),opts=Object.assign({allowHalfOpen:!1},opts),super(opts),null==opts.url&&null==opts.socket)throw new Error("Missing required `url` or `socket` option");if(null!=opts.url&&null!=opts.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new websocket: %o",opts),this.connected=!1,this.destroyed=!1,this._chunk=null,this._cb=null,this._interval=null,opts.socket)this.url=opts.socket.url,this._ws=opts.socket,this.connected=opts.socket.readyState===_WebSocket.OPEN;else{this.url=opts.url;try{this._ws="function"==typeof ws?new _WebSocket(opts.url,null,{...opts,encoding:void 0}):new _WebSocket(opts.url)}catch(err){return void queueMicrotask(()=>this.destroy(err))}}this._ws.binaryType="arraybuffer",opts.socket&&this.connected?queueMicrotask(()=>this._handleOpen()):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=event=>this._handleMessage(event),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=err=>this._handleError(err),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(chunk){this._ws.send(chunk)}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){if(!this.destroyed){if(this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this.connected=!1,this.destroyed=!0,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const ws=this._ws,onClose=()=>{ws.onclose=null};if(ws.readyState===_WebSocket.CLOSED)onClose();else try{ws.onclose=onClose,ws.close()}catch(err){onClose()}ws.onopen=null,ws.onmessage=null,ws.onerror=()=>{}}this._ws=null,err&&this.emit("error",err),this.emit("close"),cb()}}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(chunk)}catch(err){return this.destroy(err)}"function"!=typeof ws&&this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_handleOpen(){if(!(this.connected||this.destroyed)){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(err)}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"function"!=typeof ws&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this.connected?destroySoon():this.once("connect",destroySoon)}}_onInterval(){if(this._cb&&this._ws&&!(this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT)){this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Socket.WEBSOCKET_SUPPORT=!!_WebSocket,module.exports=Socket}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69,debug:105,"queue-microtask":218,randombytes:221,"readable-stream":240,ws:41}],263:[function(require,module){const Throttle=require("./lib/throttle"),ThrottleGroup=require("./lib/throttle-group");module.exports={Throttle,ThrottleGroup}},{"./lib/throttle":265,"./lib/throttle-group":264}],264:[function(require,module){var _NumberisInteger=Number.isInteger;const{TokenBucket}=require("limiter"),Throttle=require("./throttle");module.exports=class{constructor(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");this.throttles=[],this.setEnabled(opts.enabled),this.setRate(opts.rate,opts.chunksize)}getEnabled(){return this._enabled}getRate(){return this.bucket.tokensPerInterval}getChunksize(){return this.chunksize}setEnabled(val=!0){if("boolean"!=typeof val)throw new Error("Enabled must be a boolean");this._enabled=val;for(const throttle of this.throttles)throttle.setEnabled(val)}setRate(rate,chunksize=null){if(!_NumberisInteger(rate)||0>rate)throw new Error("Rate must be an integer bigger than zero");if(rate=parseInt(rate),chunksize&&("number"!=typeof chunksize||0>=chunksize))throw new Error("Chunksize must be bigger than zero");if(chunksize=chunksize||_Mathmax(parseInt(rate/10),1),chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.bucket||(this.bucket=new TokenBucket(rate,rate,"second",null)),this.bucket.bucketSize=rate,this.bucket.tokensPerInterval=rate,this.chunksize=chunksize}setChunksize(chunksize){if(!_NumberisInteger(chunksize)||0>=chunksize)throw new Error("Chunk size must be an integer bigger than zero");const rate=this.getRate();if(chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.chunksize=chunksize}throttle(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");const newThrottle=new Throttle({...opts,group:this});return newThrottle}destroy(){for(const throttle of this.throttles)throttle.destroy();this.throttles=[]}_addThrottle(throttle){if(!(throttle instanceof Throttle))throw new Error("Throttle must be an instance of Throttle");this.throttles.push(throttle)}_removeThrottle(throttle){const index=this.throttles.indexOf(throttle);-1{function isDone(err){if(self._emitter.removeListener("disabled",isDone),self._emitter.removeListener("destroyed",isDone),!done)return done=!0,err?reject(err):void resolve()}let done=!1;const self=this;this._emitter.once("disabled",isDone),this._emitter.once("destroyed",isDone),this._group.bucket.removeTokens(amount,isDone)})}_areBothEnabled(){return this._enabled&&this._group.getEnabled()}async _processChunk(chunk,done){if(!this._areBothEnabled())return done(null,chunk);let pos=0,chunksize=this._group.getChunksize(),slice=chunk.slice(pos,pos+chunksize);for(;0setTimeout(resolve,time))}}},{}],267:[function(require,module){var tick=1,maxTick=65535,resolution=4,inc=function(){tick=tick+1&maxTick},timer;module.exports=function(seconds){timer||(timer=setInterval(inc,0|1e3/resolution),timer.unref&&timer.unref());var size=resolution*(seconds||5),buffer=[0],pointer=1,last=tick-1&maxTick;return function(delta){var dist=tick-last&maxTick;for(dist>size&&(dist=size),last=tick;dist--;)pointer===size&&(pointer=0),buffer[pointer]=buffer[0===pointer?size-1:pointer-1],pointer++;delta&&(buffer[pointer-1]+=delta);var top=buffer[pointer-1],btm=buffer.lengthself._pos){var newData=response.substr(self._pos);if("x-user-defined"===self._charset){for(var buffer=Buffer.alloc(newData.length),i=0;iself._pos&&(self.push(Buffer.from(new Uint8Array(reader.result.slice(self._pos)))),self._pos=reader.result.byteLength)},reader.onload=function(){resetTimers(!0),self.push(null)},reader.readAsArrayBuffer(response);}self._xhr.readyState===rStates.DONE&&"ms-stream"!==self._mode&&(resetTimers(!0),self.push(null))}}).call(this)}).call(this,require("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,require("buffer").Buffer)},{"./capability":269,_process:205,buffer:69,inherits:159,"readable-stream":240}],272:[function(require,module){module.exports=async function(stream,mimeType){const blob=await getBlob(stream,mimeType),url=URL.createObjectURL(blob);return url};const getBlob=require("stream-to-blob")},{"stream-to-blob":273}],273:[function(require,module){/*! stream-to-blob. MIT License. Feross Aboukhadijeh */module.exports=function(stream,mimeType){if(null!=mimeType&&"string"!=typeof mimeType)throw new Error("Invalid mimetype, expected string.");return new Promise((resolve,reject)=>{const chunks=[];stream.on("data",chunk=>chunks.push(chunk)).once("end",()=>{const blob=null==mimeType?new Blob(chunks):new Blob(chunks,{type:mimeType});resolve(blob)}).once("error",reject)})}},{}],274:[function(require,module){(function(Buffer){(function(){/*! stream-with-known-length-to-buffer. MIT License. Feross Aboukhadijeh */var once=require("once");module.exports=function(stream,length,cb){cb=once(cb);var buf=Buffer.alloc(length),offset=0;stream.on("data",function(chunk){chunk.copy(buf,offset),offset+=chunk.length}).on("end",function(){cb(null,buf)}).on("error",cb)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69,once:191}],275:[function(require,module){function afterDrain(){this.stream._duplexState|=READ_PIPE_DRAINED,0==(this.stream._duplexState&READ_ACTIVE_AND_SYNC)&&this.updateNextTick()}function afterFinal(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROY_STATUS)&&(stream._duplexState|=WRITE_DONE,stream.emit("finish")),(stream._duplexState&AUTO_DESTROY)===DONE&&(stream._duplexState|=DESTROYING),stream._duplexState&=WRITE_NOT_ACTIVE,this.update()}function afterDestroy(err){const stream=this.stream;err||this.error===STREAM_DESTROYED||(err=this.error),err&&stream.emit("error",err),stream._duplexState|=DESTROYED,stream.emit("close");const rs=stream._readableState,ws=stream._writableState;null!==rs&&null!==rs.pipeline&&rs.pipeline.done(stream,err),null!==ws&&null!==ws.pipeline&&ws.pipeline.done(stream,err)}function afterWrite(err){const stream=this.stream;err&&stream.destroy(err),stream._duplexState&=WRITE_NOT_ACTIVE,(stream._duplexState&WRITE_DRAIN_STATUS)===WRITE_UNDRAINED&&(stream._duplexState&=WRITE_DRAINED,(stream._duplexState&WRITE_EMIT_DRAIN)===WRITE_EMIT_DRAIN&&stream.emit("drain")),0==(stream._duplexState&WRITE_SYNC)&&this.update()}function afterRead(err){err&&this.stream.destroy(err),this.stream._duplexState&=READ_NOT_ACTIVE,0==(this.stream._duplexState&READ_SYNC)&&this.update()}function updateReadNT(){this.stream._duplexState&=READ_NOT_NEXT_TICK,this.update()}function updateWriteNT(){this.stream._duplexState&=WRITE_NOT_NEXT_TICK,this.update()}function afterOpen(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROYING)&&(0==(stream._duplexState&READ_PRIMARY_STATUS)&&(stream._duplexState|=READ_PRIMARY),0==(stream._duplexState&WRITE_PRIMARY_STATUS)&&(stream._duplexState|=WRITE_PRIMARY),stream.emit("open")),stream._duplexState&=NOT_ACTIVE,null!==stream._writableState&&stream._writableState.update(),null!==stream._readableState&&stream._readableState.update()}function afterTransform(err,data){data!==void 0&&null!==data&&this.push(data),this._writableState.afterWrite(err)}function transformAfterFlush(err,data){const cb=this._transformState.afterFinal;return err?cb(err):void(null!==data&&data!==void 0&&this.push(data),this.push(null),cb(null))}function pipeline(stream,...streams){function errorHandle(s,rd,wr,onerror){s.on("error",onerror),s.on("close",function(){return rd&&s._readableState&&!s._readableState.ended?onerror(PREMATURE_CLOSE):wr&&s._writableState&&!s._writableState.ended?onerror(PREMATURE_CLOSE):void 0})}function onerror(err){if(err&&!error){error=err;for(const s of all)s.destroy(err)}}const all=Array.isArray(stream)?[...stream,...streams]:[stream,...streams],done=all.length&&"function"==typeof all[all.length-1]?all.pop():null;if(2>all.length)throw new Error("Pipeline requires at least 2 streams");let src=all[0],dest=null,error=null;for(let i=1;i{fin=!0}),dest.on("error",err=>{error=error||err}),dest.on("close",()=>done(error||(fin?null:PREMATURE_CLOSE)))}return dest}function isStream(stream){return!!stream._readableState||!!stream._writableState}function isStreamx(stream){return"number"==typeof stream._duplexState&&isStream(stream)}function isReadStreamx(stream){return isStreamx(stream)&&stream.readable}function isTypedArray(data){return"object"==typeof data&&null!==data&&"number"==typeof data.byteLength}function defaultByteLength(data){return isTypedArray(data)?data.byteLength:1024}function noop(){}function abort(){this.destroy(new Error("Stream aborted."))}const{EventEmitter}=require("events"),STREAM_DESTROYED=new Error("Stream was destroyed"),PREMATURE_CLOSE=new Error("Premature close"),queueTick=require("queue-tick"),FIFO=require("fast-fifo"),MAX=33554431,OPENING=1,DESTROYING=2,DESTROYED=4,NOT_OPENING=MAX^OPENING,READ_ACTIVE=8,READ_PRIMARY=16,READ_SYNC=32,READ_QUEUED=64,READ_RESUMED=128,READ_PIPE_DRAINED=256,READ_ENDING=512,READ_EMIT_DATA=1024,READ_EMIT_READABLE=2048,READ_EMITTED_READABLE=4096,READ_DONE=8192,READ_NEXT_TICK=16392,READ_NEEDS_PUSH=32768,READ_NOT_ACTIVE=MAX^READ_ACTIVE,READ_PIPE_NOT_DRAINED=MAX^(READ_RESUMED|READ_PIPE_DRAINED),READ_NOT_NEXT_TICK=MAX^READ_NEXT_TICK,WRITE_ACTIVE=65536,WRITE_PRIMARY=131072,WRITE_SYNC=262144,WRITE_QUEUED=524288,WRITE_UNDRAINED=1048576,WRITE_DONE=2097152,WRITE_EMIT_DRAIN=4194304,WRITE_NEXT_TICK=8454144,WRITE_FINISHING=16777216,WRITE_NOT_ACTIVE=MAX^WRITE_ACTIVE,WRITE_NON_PRIMARY=MAX^WRITE_PRIMARY,WRITE_DRAINED=MAX^WRITE_UNDRAINED,WRITE_NOT_NEXT_TICK=MAX^WRITE_NEXT_TICK,ACTIVE=READ_ACTIVE|WRITE_ACTIVE,NOT_ACTIVE=MAX^ACTIVE,DONE=READ_DONE|WRITE_DONE,DESTROY_STATUS=DESTROYING|DESTROYED,OPEN_STATUS=DESTROY_STATUS|OPENING,AUTO_DESTROY=DESTROY_STATUS|DONE,TICKING=(WRITE_NEXT_TICK|READ_NEXT_TICK)&NOT_ACTIVE,ACTIVE_OR_TICKING=ACTIVE|TICKING,IS_OPENING=OPEN_STATUS|TICKING,READ_PRIMARY_STATUS=OPEN_STATUS|READ_ENDING|READ_DONE,READ_STATUS=OPEN_STATUS|READ_DONE|READ_QUEUED,READ_ACTIVE_AND_SYNC=READ_ACTIVE|READ_SYNC,WRITE_PRIMARY_STATUS=OPEN_STATUS|WRITE_FINISHING|WRITE_DONE,WRITE_DRAIN_STATUS=WRITE_QUEUED|WRITE_UNDRAINED|OPEN_STATUS|WRITE_ACTIVE,WRITE_STATUS=OPEN_STATUS|WRITE_ACTIVE|WRITE_QUEUED,asyncIterator=Symbol.asyncIterator||Symbol("asyncIterator");class WritableState{constructor(stream,{highWaterMark=16384,map=null,mapWritable,byteLength,byteLengthWritable}={}){this.stream=stream,this.queue=new FIFO,this.highWaterMark=highWaterMark,this.buffered=0,this.error=null,this.pipeline=null,this.byteLength=byteLengthWritable||byteLength||defaultByteLength,this.map=mapWritable||map,this.afterWrite=afterWrite.bind(this),this.afterUpdateNextTick=updateWriteNT.bind(this)}get ended(){return 0!=(this.stream._duplexState&WRITE_DONE)}push(data){return(null!==this.map&&(data=this.map(data)),this.buffered+=this.byteLength(data),this.queue.push(data),this.buffered=rs._readableState.highWaterMark}static isPaused(rs){return 0==(rs._duplexState&READ_RESUMED)}[asyncIterator](){function onreadable(){null!==promiseResolve&&ondata(stream.read())}function onclose(){null!==promiseResolve&&ondata(null)}function ondata(data){null===promiseReject||(error?promiseReject(error):null===data&&0==(stream._duplexState&READ_DONE)?promiseReject(STREAM_DESTROYED):promiseResolve({value:data,done:null==data}),promiseReject=promiseResolve=null)}function destroy(err){return stream.destroy(err),new Promise((resolve,reject)=>stream._duplexState&DESTROYED?resolve({value:void 0,done:!0}):void stream.once("close",function(){err?reject(err):resolve({value:void 0,done:!0})}))}const stream=this;let error=null,promiseResolve=null,promiseReject=null;return this.on("error",err=>{error=err}),this.on("readable",onreadable),this.on("close",onclose),{[asyncIterator](){return this},next(){return new Promise(function(resolve,reject){promiseResolve=resolve,promiseReject=reject;const data=stream.read();null===data?0!=(stream._duplexState&DESTROYED)&&ondata(null):ondata(data)})},return(){return destroy(null)},throw(err){return destroy(err)}}}}class Duplex extends Readable{constructor(opts){super(opts),this._duplexState=OPENING,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}}class Transform extends Duplex{constructor(opts){super(opts),this._transformState=new TransformState(this),opts&&(opts.transform&&(this._transform=opts.transform),opts.flush&&(this._flush=opts.flush))}_write(data){this._readableState.buffered>=this._readableState.highWaterMark?this._transformState.data=data:this._transform(data,this._transformState.afterTransform)}_read(cb){if(null!==this._transformState.data){const data=this._transformState.data;this._transformState.data=null,cb(null),this._transform(data,this._transformState.afterTransform)}else cb(null)}_transform(data,cb){cb(null,data)}_flush(cb){cb(null)}_final(cb){this._transformState.afterFinal=cb,this._flush(transformAfterFlush.bind(this))}}module.exports={pipeline,pipelinePromise:function(...streams){return new Promise((resolve,reject)=>pipeline(...streams,err=>err?reject(err):void resolve()))},isStream,isStreamx,Stream,Writable:class extends Stream{constructor(opts){super(opts),this._duplexState|=OPENING|READ_DONE,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}static isBackpressured(ws){return 0!=(ws._duplexState&(WRITE_UNDRAINED|DESTROY_STATUS|WRITE_FINISHING|WRITE_DONE))}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}},Readable,Duplex,Transform,PassThrough:class extends Transform{}}},{events:70,"fast-fifo":139,"queue-tick":219}],276:[function(require,module,exports){'use strict';function _normalizeEncoding(enc){if(!enc)return"utf8";for(var retried;;)switch(enc){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return enc;default:if(retried)return;enc=(""+enc).toLowerCase(),retried=!0;}}function normalizeEncoding(enc){var nenc=_normalizeEncoding(enc);if("string"!=typeof nenc&&(Buffer.isEncoding===isEncoding||!isEncoding(enc)))throw new Error("Unknown encoding: "+enc);return nenc||enc}function StringDecoder(encoding){this.encoding=normalizeEncoding(encoding);var nb;switch(this.encoding){case"utf16le":this.text=utf16Text,this.end=utf16End,nb=4;break;case"utf8":this.fillLast=utf8FillLast,nb=4;break;case"base64":this.text=base64Text,this.end=base64End,nb=3;break;default:return this.write=simpleWrite,void(this.end=simpleEnd);}this.lastNeed=0,this.lastTotal=0,this.lastChar=Buffer.allocUnsafe(nb)}function utf8CheckByte(byte){if(127>=byte)return 0;return 6==byte>>5?2:14==byte>>4?3:30==byte>>3?4:2==byte>>6?-1:-2}function utf8CheckIncomplete(self,buf,i){var j=buf.length-1;if(j=c)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=buf[buf.length-1],buf.toString("utf16le",i,buf.length-1)}function utf16End(buf){var r=buf&&buf.length?this.write(buf):"";if(this.lastNeed){var end=this.lastTotal-this.lastNeed;return r+this.lastChar.toString("utf16le",0,end)}return r}function base64Text(buf,i){var n=(buf.length-i)%3;return 0==n?buf.toString("base64",i):(this.lastNeed=3-n,this.lastTotal=3,1==n?this.lastChar[0]=buf[buf.length-1]:(this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1]),buf.toString("base64",i,buf.length-n))}function base64End(buf){var r=buf&&buf.length?this.write(buf):"";return this.lastNeed?r+this.lastChar.toString("base64",0,3-this.lastNeed):r}function simpleWrite(buf){return buf.toString(this.encoding)}function simpleEnd(buf){return buf&&buf.length?this.write(buf):""}var Buffer=require("safe-buffer").Buffer,isEncoding=Buffer.isEncoding||function(encoding){switch(encoding=""+encoding,encoding&&encoding.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1;}};exports.StringDecoder=StringDecoder,StringDecoder.prototype.write=function(buf){if(0===buf.length)return"";var r,i;if(this.lastNeed){if(r=this.fillLast(buf),void 0===r)return"";i=this.lastNeed,this.lastNeed=0}else i=0;return i>shiftIndex,shiftIndex=(shiftIndex+5)%8,digit=digit<>8-shiftIndex,i++):(digit=31¤t>>8-(shiftIndex+5),shiftIndex=(shiftIndex+5)%8,0===shiftIndex&&i++),encoded[j]="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567".charCodeAt(digit),j++}for(i=j;i=shiftIndex?(shiftIndex=(shiftIndex+5)%8,0===shiftIndex?(plainChar|=plainDigit,decoded[plainPos]=plainChar,plainPos++,plainChar=0):plainChar|=255&plainDigit<<8-shiftIndex):(shiftIndex=(shiftIndex+5)%8,plainChar|=255&plainDigit>>>shiftIndex,decoded[plainPos]=plainChar,plainPos++,plainChar=255&plainDigit<<8-shiftIndex);else throw new Error("Invalid input - it is not base32 encoded string")}return decoded.slice(0,plainPos)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69}],279:[function(require,module){var Buffer=require("buffer").Buffer;module.exports=function(buf){if(buf instanceof Uint8Array){if(0===buf.byteOffset&&buf.byteLength===buf.buffer.byteLength)return buf.buffer;if("function"==typeof buf.buffer.slice)return buf.buffer.slice(buf.byteOffset,buf.byteOffset+buf.byteLength)}if(Buffer.isBuffer(buf)){for(var arrayCopy=new Uint8Array(buf.length),len=buf.length,i=0;i */const debug=require("debug")("torrent-discovery"),DHT=require("bittorrent-dht/client"),EventEmitter=require("events").EventEmitter,parallel=require("run-parallel"),Tracker=require("bittorrent-tracker/client"),LSD=require("bittorrent-lsd");module.exports=class extends EventEmitter{constructor(opts){if(super(),!opts.peerId)throw new Error("Option `peerId` is required");if(!opts.infoHash)throw new Error("Option `infoHash` is required");if(!process.browser&&!opts.port)throw new Error("Option `port` is required");this.peerId="string"==typeof opts.peerId?opts.peerId:opts.peerId.toString("hex"),this.infoHash="string"==typeof opts.infoHash?opts.infoHash.toLowerCase():opts.infoHash.toString("hex"),this._port=opts.port,this._userAgent=opts.userAgent,this.destroyed=!1,this._announce=opts.announce||[],this._intervalMs=opts.intervalMs||900000,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=err=>{this.emit("warning",err)},this._onError=err=>{this.emit("error",err)},this._onDHTPeer=(peer,infoHash)=>{infoHash.toString("hex")!==this.infoHash||this.emit("peer",`${peer.host}:${peer.port}`,"dht")},this._onTrackerPeer=peer=>{this.emit("peer",peer,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=peer=>{this.emit("peer",peer,"lsd")};const createDHT=(port,opts)=>{const dht=new DHT(opts);return dht.on("warning",this._onWarning),dht.on("error",this._onError),dht.listen(port),this._internalDHT=!0,dht};!1===opts.tracker?this.tracker=null:opts.tracker&&"object"==typeof opts.tracker?(this._trackerOpts=Object.assign({},opts.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),this.dht=!1===opts.dht||"function"!=typeof DHT?null:opts.dht&&"function"==typeof opts.dht.addNode?opts.dht:opts.dht&&"object"==typeof opts.dht?createDHT(opts.dhtPort,opts.dht):createDHT(opts.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),this.lsd=!1===opts.lsd||"function"!=typeof LSD?null:this._createLSD()}updatePort(port){port===this._port||(this._port=port,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy(()=>{this.tracker=this._createTracker()})))}complete(opts){this.tracker&&this.tracker.complete(opts)}destroy(cb){if(!this.destroyed){this.destroyed=!0,clearTimeout(this._dhtTimeout);const tasks=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),tasks.push(cb=>{this.tracker.destroy(cb)})),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),tasks.push(cb=>{this.dht.destroy(cb)})),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),tasks.push(cb=>{this.lsd.destroy(cb)})),parallel(tasks,cb),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}}_createTracker(){const opts=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),tracker=new Tracker(opts);return tracker.on("warning",this._onWarning),tracker.on("error",this._onError),tracker.on("peer",this._onTrackerPeer),tracker.on("update",this._onTrackerAnnounce),tracker.setInterval(this._intervalMs),tracker.start(),tracker}_dhtAnnounce(){this._dhtAnnouncing||(debug("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,err=>{this._dhtAnnouncing=!1,debug("dht announce complete"),err&&this.emit("warning",err),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout(()=>{this._dhtAnnounce()},this._intervalMs+_Mathfloor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())}))}_createLSD(){const opts=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),lsd=new LSD(opts);return lsd.on("warning",this._onWarning),lsd.on("error",this._onError),lsd.on("peer",this._onLSDPeer),lsd.start(),lsd}}}).call(this)}).call(this,require("_process"))},{_process:205,"bittorrent-dht/client":41,"bittorrent-lsd":41,"bittorrent-tracker/client":33,debug:105,events:70,"run-parallel":245}],281:[function(require,module){(function(Buffer){(function(){/*! torrent-piece. MIT License. WebTorrent LLC */const BLOCK_LENGTH=16384;class Piece{constructor(length){this.length=length,this.missing=length,this.sources=null,this._chunks=_Mathceil(length/BLOCK_LENGTH),this._remainder=length%BLOCK_LENGTH||BLOCK_LENGTH,this._buffered=0,this._buffer=null,this._cancellations=null,this._reservations=0,this._flushed=!1}chunkLength(i){return i===this._chunks-1?this._remainder:BLOCK_LENGTH}chunkLengthRemaining(i){return this.length-i*BLOCK_LENGTH}chunkOffset(i){return i*BLOCK_LENGTH}reserve(){return this.init()?this._cancellations.length?this._cancellations.pop():this._reservations=arr.length||0>i)){var last=arr.pop();if(i","\"","`"," ","\r","\n","\t"]),autoEscape=["'"].concat(unwise),nonHostChars=["%","/","?",";","#"].concat(autoEscape),hostEndingChars=["/","?","#"],hostnamePartPattern=/^[+a-z0-9A-Z_-]{0,63}$/,unsafeProtocol={javascript:!0,"javascript:":!0},hostlessProtocol={javascript:!0,"javascript:":!0},slashedProtocol={http:!0,https:!0,ftp:!0,gopher:!0,file:!0,"http:":!0,"https:":!0,"ftp:":!0,"gopher:":!0,"file:":!0},querystring=require("querystring");Url.prototype.parse=function(url,parseQueryString,slashesDenoteHost){if(!util.isString(url))throw new TypeError("Parameter 'url' must be a string, not "+typeof url);var queryIndex=url.indexOf("?"),splitter=-1!==queryIndex&&queryIndexrelPath.length&&relPath.unshift(""),result.pathname=relPath.join("/")}else result.pathname=relative.pathname;if(result.search=relative.search,result.query=relative.query,result.host=relative.host||"",result.auth=relative.auth,result.hostname=relative.hostname||relative.host,result.port=relative.port,result.pathname||result.search){var p=result.pathname||"",s=result.search||"";result.path=p+s}return result.slashes=result.slashes||relative.slashes,result.href=result.format(),result}var isSourceAbs=result.pathname&&"/"===result.pathname.charAt(0),isRelAbs=relative.host||relative.pathname&&"/"===relative.pathname.charAt(0),mustEndAbs=isRelAbs||isSourceAbs||result.host&&relative.pathname,removeAllDots=mustEndAbs,srcPath=result.pathname&&result.pathname.split("/")||[],relPath=relative.pathname&&relative.pathname.split("/")||[],psychotic=result.protocol&&!slashedProtocol[result.protocol];if(psychotic&&(result.hostname="",result.port=null,result.host&&(""===srcPath[0]?srcPath[0]=result.host:srcPath.unshift(result.host)),result.host="",relative.protocol&&(relative.hostname=null,relative.port=null,relative.host&&(""===relPath[0]?relPath[0]=relative.host:relPath.unshift(relative.host)),relative.host=null),mustEndAbs=mustEndAbs&&(""===relPath[0]||""===srcPath[0])),isRelAbs)result.host=relative.host||""===relative.host?relative.host:result.host,result.hostname=relative.hostname||""===relative.hostname?relative.hostname:result.hostname,result.search=relative.search,result.query=relative.query,srcPath=relPath;else if(relPath.length)srcPath||(srcPath=[]),srcPath.pop(),srcPath=srcPath.concat(relPath),result.search=relative.search,result.query=relative.query;else if(!util.isNullOrUndefined(relative.search)){if(psychotic){result.hostname=result.host=srcPath.shift();var authInHost=!!(result.host&&0 */const{EventEmitter}=require("events"),bencode=require("bencode"),BitField=require("bitfield").default,debug=require("debug")("ut_metadata"),sha1=require("simple-sha1"),BITFIELD_GROW=1E3,PIECE_LENGTH=16384;module.exports=metadata=>{class utMetadata extends EventEmitter{constructor(wire){super(),this._wire=wire,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new BitField(0,{grow:BITFIELD_GROW}),Buffer.isBuffer(metadata)&&this.setMetadata(metadata)}onHandshake(infoHash){this._infoHash=infoHash}onExtendedHandshake(handshake){return handshake.m&&handshake.m.ut_metadata?handshake.metadata_size?"number"!=typeof handshake.metadata_size||1E7=handshake.metadata_size?this.emit("warning",new Error("Peer gave invalid metadata size")):void(this._metadataSize=handshake.metadata_size,this._numPieces=_Mathceil(this._metadataSize/PIECE_LENGTH),this._remainingRejects=2*this._numPieces,this._requestPieces()):this.emit("warning",new Error("Peer does not have metadata")):this.emit("warning",new Error("Peer does not support ut_metadata"))}onMessage(buf){let dict,trailer;try{const str=buf.toString(),trailerIndex=str.indexOf("ee")+2;dict=bencode.decode(str.substring(0,trailerIndex)),trailer=buf.slice(trailerIndex)}catch(err){return}switch(dict.msg_type){case 0:this._onRequest(dict.piece);break;case 1:this._onData(dict.piece,trailer,dict.total_size);break;case 2:this._onReject(dict.piece);}}fetch(){this._metadataComplete||(this._fetching=!0,this._metadataSize&&this._requestPieces())}cancel(){this._fetching=!1}setMetadata(metadata){if(this._metadataComplete)return!0;debug("set metadata");try{const info=bencode.decode(metadata).info;info&&(metadata=bencode.encode(info))}catch(err){}return!(this._infoHash&&this._infoHash!==sha1.sync(metadata))&&(this.cancel(),this.metadata=metadata,this._metadataComplete=!0,this._metadataSize=this.metadata.length,this._wire.extendedHandshake.metadata_size=this._metadataSize,this.emit("metadata",bencode.encode({info:bencode.decode(this.metadata)})),!0)}_send(dict,trailer){let buf=bencode.encode(dict);Buffer.isBuffer(trailer)&&(buf=Buffer.concat([buf,trailer])),this._wire.extended("ut_metadata",buf)}_request(piece){this._send({msg_type:0,piece})}_data(piece,buf,totalSize){const msg={msg_type:1,piece};"number"==typeof totalSize&&(msg.total_size=totalSize),this._send(msg,buf)}_reject(piece){this._send({msg_type:2,piece})}_onRequest(piece){if(!this._metadataComplete)return void this._reject(piece);const start=piece*PIECE_LENGTH;let end=start+PIECE_LENGTH;end>this._metadataSize&&(end=this._metadataSize);const buf=this.metadata.slice(start,end);this._data(piece,buf,this._metadataSize)}_onData(piece,buf){buf.length>PIECE_LENGTH||!this._fetching||(buf.copy(this.metadata,piece*PIECE_LENGTH),this._bitfield.set(piece),this._checkDone())}_onReject(piece){0=this._entries[this._index][this._countName]&&(this._index++,this._offset=0),this.value=this._entries[this._index]}}module.exports=class extends EventEmitter{constructor(file){super(),this._tracks=[],this._file=file,this._decoder=null,this._findMoov(0)}_findMoov(offset){this._decoder&&this._decoder.destroy();let toSkip=0;this._decoder=mp4.decode();const fileStream=this._file.createReadStream({start:offset});fileStream.pipe(this._decoder);const boxHandler=headers=>{"moov"===headers.type?(this._decoder.removeListener("box",boxHandler),this._decoder.decode(moov=>{fileStream.destroy();try{this._processMoov(moov)}catch(err){err.message=`Cannot parse mp4 file: ${err.message}`,this.emit("error",err)}})):headers.length<4096?(toSkip+=headers.length,this._decoder.ignore()):(this._decoder.removeListener("box",boxHandler),toSkip+=headers.length,fileStream.destroy(),this._decoder.destroy(),this._findMoov(offset+toSkip))};this._decoder.on("box",boxHandler)}_processMoov(moov){const traks=moov.traks;this._tracks=[],this._hasVideo=!1,this._hasAudio=!1;for(let i=0;i=stbl.stsz.entries.length)break;if(sampleInChunk++,offsetInChunk+=size,sampleInChunk>=currChunkEntry.samplesPerChunk){sampleInChunk=0,offsetInChunk=0,chunk++;const nextChunkEntry=stbl.stsc.entries[sampleToChunkIndex+1];nextChunkEntry&&chunk+1>=nextChunkEntry.firstChunk&&sampleToChunkIndex++}dts+=duration,decodingTimeEntry.inc(),presentationOffsetEntry&&presentationOffsetEntry.inc(),sync&&syncSampleIndex++}trak.mdia.mdhd.duration=0,trak.tkhd.duration=0;const defaultSampleDescriptionIndex=currChunkEntry.sampleDescriptionId,trackMoov={type:"moov",mvhd:moov.mvhd,traks:[{tkhd:trak.tkhd,mdia:{mdhd:trak.mdia.mdhd,hdlr:trak.mdia.hdlr,elng:trak.mdia.elng,minf:{vmhd:trak.mdia.minf.vmhd,smhd:trak.mdia.minf.smhd,dinf:trak.mdia.minf.dinf,stbl:{stsd:stbl.stsd,stts:empty(),ctts:empty(),stsc:empty(),stsz:empty(),stco:empty(),stss:empty()}}}}],mvex:{mehd:{fragmentDuration:moov.mvhd.duration},trexs:[{trackId:trak.tkhd.trackId,defaultSampleDescriptionIndex,defaultSampleDuration:0,defaultSampleSize:0,defaultSampleFlags:0}]}};this._tracks.push({fragmentSequence:1,trackId:trak.tkhd.trackId,timeScale:trak.mdia.mdhd.timeScale,samples,currSample:null,currTime:null,moov:trackMoov,mime})}if(0===this._tracks.length)return void this.emit("error",new Error("no playable tracks"));moov.mvhd.duration=0,this._ftyp={type:"ftyp",brand:"iso5",brandVersion:0,compatibleBrands:["iso5"]};const ftypBuf=Box.encode(this._ftyp),data=this._tracks.map(track=>{const moovBuf=Box.encode(track.moov);return{mime:track.mime,init:Buffer.concat([ftypBuf,moovBuf])}});this.emit("ready",data)}seek(time){if(!this._tracks)throw new Error("Not ready yet; wait for 'ready' event");this._fileStream&&(this._fileStream.destroy(),this._fileStream=null);let startOffset=-1;if(this._tracks.map((track,i)=>{track.outStream&&track.outStream.destroy(),track.inStream&&(track.inStream.destroy(),track.inStream=null);const outStream=track.outStream=mp4.encode(),fragment=this._generateFragment(i,time);if(!fragment)return outStream.finalize();(-1===startOffset||fragment.ranges[0].start{outStream.destroyed||outStream.box(frag.moof,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const slicedStream=track.inStream.slice(frag.ranges);slicedStream.pipe(outStream.mediaData(frag.length,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const nextFrag=this._generateFragment(i);return nextFrag?void writeFragment(nextFrag):outStream.finalize()}}))}})};writeFragment(fragment)}),0<=startOffset){const fileStream=this._fileStream=this._file.createReadStream({start:startOffset});this._tracks.forEach(track=>{track.inStream=new RangeSliceStream(startOffset,{highWaterMark:1e7}),fileStream.pipe(track.inStream)})}return this._tracks.map(track=>track.outStream)}_findSampleBefore(trackInd,time){const track=this._tracks[trackInd],scaledTime=_Mathfloor(track.timeScale*time);let sample=bs(track.samples,scaledTime,(sample,t)=>{const pts=sample.dts+sample.presentationOffset;return pts-t});for(-1===sample?sample=0:0>sample&&(sample=-sample-2);!track.samples[sample].sync;)sample--;return sample}_generateFragment(track,time){const currTrack=this._tracks[track];let firstSample;if(firstSample=void 0===time?currTrack.currSample:this._findSampleBefore(track,time),firstSample>=currTrack.samples.length)return null;const startDts=currTrack.samples[firstSample].dts;let totalLen=0;const ranges=[];for(var currSample=firstSample;currSample=currTrack.timeScale*1)break;totalLen+=sample.size;const currRange=ranges.length-1;0>currRange||ranges[currRange].end!==sample.offset?ranges.push({start:sample.offset,end:sample.offset+sample.size}):ranges[currRange].end+=sample.size}return currTrack.currSample=currSample,{moof:this._generateMoof(track,firstSample,currSample),ranges,length:totalLen}}_generateMoof(track,firstSample,lastSample){const currTrack=this._tracks[track],entries=[];let trunVersion=0;for(let j=firstSample;jcurrSample.presentationOffset&&(trunVersion=1),entries.push({sampleDuration:currSample.duration,sampleSize:currSample.size,sampleFlags:currSample.sync?33554432:16842752,sampleCompositionTimeOffset:currSample.presentationOffset})}const moof={type:"moof",mfhd:{sequenceNumber:currTrack.fragmentSequence++},trafs:[{tfhd:{flags:131072,trackId:currTrack.trackId},tfdt:{baseMediaDecodeTime:currTrack.samples[firstSample].dts},trun:{flags:3841,dataOffset:8,entries,version:trunVersion}}]};return moof.trafs[0].trun.dataOffset+=Box.encodingLength(moof),moof}}}).call(this)}).call(this,require("buffer").Buffer)},{"binary-search":30,buffer:69,events:70,"mp4-box-encoding":184,"mp4-stream":187,"range-slice-stream":224}],290:[function(require,module){function VideoStream(file,mediaElem,opts={}){return this instanceof VideoStream?void(this.detailedError=null,this._elem=mediaElem,this._elemWrapper=new MediaElementWrapper(mediaElem),this._waitingFired=!1,this._trackMeta=null,this._file=file,this._tracks=null,"none"!==this._elem.preload&&this._createMuxer(),this._onError=()=>{this.detailedError=this._elemWrapper.detailedError,this.destroy()},this._onWaiting=()=>{this._waitingFired=!0,this._muxer?this._tracks&&this._pump():this._createMuxer()},mediaElem.autoplay&&(mediaElem.preload="auto"),mediaElem.addEventListener("waiting",this._onWaiting),mediaElem.addEventListener("error",this._onError)):(console.warn("Don't invoke VideoStream without the 'new' keyword."),new VideoStream(file,mediaElem,opts))}const MediaElementWrapper=require("mediasource"),pump=require("pump"),MP4Remuxer=require("./mp4-remuxer");VideoStream.prototype={_createMuxer(){this._muxer=new MP4Remuxer(this._file),this._muxer.on("ready",data=>{this._tracks=data.map(trackData=>{const mediaSource=this._elemWrapper.createWriteStream(trackData.mime);mediaSource.on("error",err=>{this._elemWrapper.error(err)});const track={muxed:null,mediaSource,initFlushed:!1,onInitFlushed:null};return mediaSource.write(trackData.init,err=>{track.initFlushed=!0,track.onInitFlushed&&track.onInitFlushed(err)}),track}),(this._waitingFired||"auto"===this._elem.preload)&&this._pump()}),this._muxer.on("error",err=>{this._elemWrapper.error(err)})},_pump(){const muxed=this._muxer.seek(this._elem.currentTime,!this._tracks);this._tracks.forEach((track,i)=>{const pumpTrack=()=>{track.muxed&&(track.muxed.destroy(),track.mediaSource=this._elemWrapper.createWriteStream(track.mediaSource),track.mediaSource.on("error",err=>{this._elemWrapper.error(err)})),track.muxed=muxed[i],pump(track.muxed,track.mediaSource)};track.initFlushed?pumpTrack():track.onInitFlushed=err=>err?void this._elemWrapper.error(err):void pumpTrack()})},destroy(){this.destroyed||(this.destroyed=!0,this._elem.removeEventListener("waiting",this._onWaiting),this._elem.removeEventListener("error",this._onError),this._tracks&&this._tracks.forEach(track=>{track.muxed&&track.muxed.destroy()}),this._elem.src="")}},module.exports=VideoStream},{"./mp4-remuxer":289,mediasource:172,pump:213}],291:[function(require,module){function wrappy(fn,cb){function wrapper(){for(var args=Array(arguments.length),i=0;i */const{EventEmitter}=require("events"),concat=require("simple-concat"),createTorrent=require("create-torrent"),debug=require("debug")("webtorrent"),DHT=require("bittorrent-dht/client"),loadIPSet=require("load-ip-set"),parallel=require("run-parallel"),parseTorrent=require("parse-torrent"),path=require("path"),Peer=require("simple-peer"),queueMicrotask=require("queue-microtask"),randombytes=require("randombytes"),sha1=require("simple-sha1"),speedometer=require("speedometer"),{ThrottleGroup}=require("speed-limiter"),ConnPool=require("./lib/conn-pool"),Torrent=require("./lib/torrent"),VERSION=require("./package.json").version,VERSION_STR=VERSION.replace(/\d*./g,v=>`0${v%100}`.slice(-2)).slice(0,4);class WebTorrent extends EventEmitter{constructor(opts={}){super(),this.peerId="string"==typeof opts.peerId?opts.peerId:Buffer.isBuffer(opts.peerId)?opts.peerId.toString("hex"):Buffer.from(`-WW${VERSION_STR}-`+randombytes(9).toString("base64")).toString("hex"),this.peerIdBuffer=Buffer.from(this.peerId,"hex"),this.nodeId="string"==typeof opts.nodeId?opts.nodeId:Buffer.isBuffer(opts.nodeId)?opts.nodeId.toString("hex"):randombytes(20).toString("hex"),this.nodeIdBuffer=Buffer.from(this.nodeId,"hex"),this._debugId=this.peerId.toString("hex").substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=opts.torrentPort||0,this.dhtPort=opts.dhtPort||0,this.tracker=opts.tracker===void 0?{}:opts.tracker,this.lsd=!1!==opts.lsd,this.torrents=[],this.maxConns=+opts.maxConns||55,this.utp=WebTorrent.UTP_SUPPORT&&!1!==opts.utp,this._downloadLimit=_Mathmax("number"==typeof opts.downloadLimit?opts.downloadLimit:-1,-1),this._uploadLimit=_Mathmax("number"==typeof opts.uploadLimit?opts.uploadLimit:-1,-1),this.serviceWorker=null,this.workerKeepAliveInterval=null,this.workerPortCount=0,!0===opts.secure&&require("./lib/peer").enableSecure(),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new ThrottleGroup({rate:_Mathmax(this._downloadLimit,0),enabled:0<=this._downloadLimit}),up:new ThrottleGroup({rate:_Mathmax(this._uploadLimit,0),enabled:0<=this._uploadLimit})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof ConnPool?this._connPool=new ConnPool(this):queueMicrotask(()=>{this._onListening()}),this._downloadSpeed=speedometer(),this._uploadSpeed=speedometer(),!1!==opts.dht&&"function"==typeof DHT?(this.dht=new DHT(Object.assign({},{nodeId:this.nodeId},opts.dht)),this.dht.once("error",err=>{this._destroy(err)}),this.dht.once("listening",()=>{const address=this.dht.address();address&&(this.dhtPort=address.port)}),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==opts.webSeeds;const ready=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof loadIPSet&&null!=opts.blocklist?loadIPSet(opts.blocklist,{headers:{"user-agent":`WebTorrent/${VERSION} (https://webtorrent.io)`}},(err,ipSet)=>err?console.error(`Failed to load blocklist: ${err.message}`):void(this.blocked=ipSet,ready())):queueMicrotask(ready)}loadWorker(controller,cb=()=>{}){if(!(controller instanceof ServiceWorker))throw new Error("Invalid worker registration");if("activated"!==controller.state)throw new Error("Worker isn't activated");this.serviceWorker=controller,navigator.serviceWorker.addEventListener("message",event=>{const{data}=event;if(!data.type||"webtorrent"===!data.type||!data.url)return null;let[infoHash,...filePath]=data.url.slice(data.url.indexOf(data.scope+"webtorrent/")+11+data.scope.length).split("/");if(filePath=decodeURI(filePath.join("/")),!infoHash||!filePath)return null;const[port]=event.ports,file=this.get(infoHash)&&this.get(infoHash).files.find(file=>file.path===filePath);if(!file)return null;const[response,stream,raw]=file._serve(data),asyncIterator=stream&&stream[Symbol.asyncIterator](),cleanup=()=>{port.onmessage=null,stream&&stream.destroy(),raw&&raw.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};port.onmessage=async msg=>{if(msg.data){let chunk;try{chunk=(await asyncIterator.next()).value}catch(e){}port.postMessage(chunk),chunk||cleanup(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval(()=>fetch(`${this.serviceWorker.scriptURL.substr(0,this.serviceWorker.scriptURL.lastIndexOf("/")+1).slice(window.location.origin.length)}webtorrent/keepalive/`),2e4))}else cleanup()},this.workerPortCount++,port.postMessage(response)}),cb(this.serviceWorker)}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const torrents=this.torrents.filter(torrent=>1!==torrent.progress),downloaded=torrents.reduce((total,torrent)=>total+torrent.downloaded,0),length=torrents.reduce((total,torrent)=>total+(torrent.length||0),0)||1;return downloaded/length}get ratio(){const uploaded=this.torrents.reduce((total,torrent)=>total+torrent.uploaded,0),received=this.torrents.reduce((total,torrent)=>total+torrent.received,0)||1;return uploaded/received}get(torrentId){if(!(torrentId instanceof Torrent)){let parsed;try{parsed=parseTorrent(torrentId)}catch(err){}if(!parsed)return null;if(!parsed.infoHash)throw new Error("Invalid torrent identifier");for(const torrent of this.torrents)if(torrent.infoHash===parsed.infoHash)return torrent}else if(this.torrents.includes(torrentId))return torrentId;return null}add(torrentId,opts={},ontorrent=()=>{}){function onClose(){torrent.removeListener("_infoHash",onInfoHash),torrent.removeListener("ready",onReady),torrent.removeListener("close",onClose)}if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,ontorrent]=[{},opts]);const onInfoHash=()=>{if(!this.destroyed)for(const t of this.torrents)if(t.infoHash===torrent.infoHash&&t!==torrent)return void torrent._destroy(new Error(`Cannot add duplicate torrent ${torrent.infoHash}`))},onReady=()=>{this.destroyed||(ontorrent(torrent),this.emit("torrent",torrent))};this._debug("add"),opts=opts?Object.assign({},opts):{};const torrent=new Torrent(torrentId,this,opts);return this.torrents.push(torrent),torrent.once("_infoHash",onInfoHash),torrent.once("ready",onReady),torrent.once("close",onClose),torrent}seed(input,opts,onseed){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,onseed]=[{},opts]),this._debug("seed"),opts=opts?Object.assign({},opts):{},opts.skipVerify=!0;const isFilePath="string"==typeof input;isFilePath&&(opts.path=path.dirname(input)),opts.createdBy||(opts.createdBy=`WebTorrent/${VERSION_STR}`);const _onseed=torrent=>{this._debug("on seed"),"function"==typeof onseed&&onseed(torrent),torrent.emit("seed"),this.emit("seed",torrent)},torrent=this.add(null,opts,torrent=>{const tasks=[cb=>isFilePath||opts.preloadedStore?cb():void torrent.load(streams,cb)];this.dht&&tasks.push(cb=>{torrent.once("dhtAnnounce",cb)}),parallel(tasks,err=>this.destroyed?void 0:err?torrent._destroy(err):void _onseed(torrent))});let streams;return isFileList(input)?input=Array.from(input):!Array.isArray(input)&&(input=[input]),parallel(input.map(item=>cb=>{!opts.preloadedStore&&isReadable(item)?concat(item,(err,buf)=>err?cb(err):void(buf.name=item.name,cb(null,buf))):cb(null,item)}),(err,input)=>this.destroyed?void 0:err?torrent._destroy(err):void createTorrent.parseInput(input,opts,(err,files)=>this.destroyed?void 0:err?torrent._destroy(err):void(streams=files.map(file=>file.getStream),createTorrent(input,opts,(err,torrentBuf)=>{if(!this.destroyed){if(err)return torrent._destroy(err);const existingTorrent=this.get(torrentBuf);existingTorrent?torrent._destroy(new Error(`Cannot add duplicate torrent ${existingTorrent.infoHash}`)):torrent._onTorrentId(torrentBuf)}})))),torrent}remove(torrentId,opts,cb){if("function"==typeof opts)return this.remove(torrentId,null,opts);this._debug("remove");const torrent=this.get(torrentId);if(!torrent)throw new Error(`No torrent with id ${torrentId}`);this._remove(torrentId,opts,cb)}_remove(torrentId,opts,cb){if("function"==typeof opts)return this._remove(torrentId,null,opts);const torrent=this.get(torrentId);torrent&&(this.torrents.splice(this.torrents.indexOf(torrent),1),torrent.destroy(opts,cb),this.dht&&this.dht._tables.remove(torrent.infoHash))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._downloadLimit=rate,0>this._downloadLimit?this.throttleGroups.down.setEnabled(!1):void(this.throttleGroups.down.setEnabled(!0),this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._uploadLimit=rate,0>this._uploadLimit?this.throttleGroups.up.setEnabled(!1):void(this.throttleGroups.up.setEnabled(!0),this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(cb){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,cb)}_destroy(err,cb){this._debug("client destroy"),this.destroyed=!0;const tasks=this.torrents.map(torrent=>cb=>{torrent.destroy(cb)});this._connPool&&tasks.push(cb=>{this._connPool.destroy(cb)}),this.dht&&tasks.push(cb=>{this.dht.destroy(cb)}),parallel(tasks,cb),err&&this.emit("error",err),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const address=this._connPool.tcpServer.address();address&&(this.torrentPort=address.port)}this.emit("listening")}_debug(){const args=[].slice.call(arguments);args[0]=`[${this._debugId}] ${args[0]}`,debug(...args)}_getByHash(infoHashHash){for(const torrent of this.torrents)if(torrent.infoHashHash||(torrent.infoHashHash=sha1.sync(Buffer.from("72657132"+torrent.infoHash,"hex"))),infoHashHash===torrent.infoHashHash)return torrent;return null}}WebTorrent.WEBRTC_SUPPORT=Peer.WEBRTC_SUPPORT,WebTorrent.UTP_SUPPORT=ConnPool.UTP_SUPPORT,WebTorrent.VERSION=VERSION,module.exports=WebTorrent}).call(this)}).call(this,require("buffer").Buffer)},{"./lib/conn-pool":41,"./lib/peer":3,"./lib/torrent":5,"./package.json":293,"bittorrent-dht/client":41,buffer:69,"create-torrent":103,debug:105,events:70,"load-ip-set":41,"parse-torrent":197,path:71,"queue-microtask":218,randombytes:221,"run-parallel":245,"simple-concat":257,"simple-peer":259,"simple-sha1":260,"speed-limiter":263,speedometer:267}]},{},[294])(294)}); \ No newline at end of file + */'use strict';function combineRanges(ranges){for(var ordered=ranges.map(mapWithIndex).sort(sortByRangeStart),j=0,i=1;icurrent.end+1?ordered[++j]=range:range.end>current.end&&(current.end=range.end,current.index=_Mathmin(current.index,range.index))}ordered.length=j+1;var combined=ordered.sort(sortByRangeIndex).map(mapWithoutIndex);return combined.type=ranges.type,combined}function mapWithIndex(range,index){return{start:range.start,end:range.end,index:index}}function mapWithoutIndex(range){return{start:range.start,end:range.end}}function sortByRangeIndex(a,b){return a.index-b.index}function sortByRangeStart(a,b){return a.start-b.start}module.exports=function(size,str,options){if("string"!=typeof str)throw new TypeError("argument str must be a string");var index=str.indexOf("=");if(-1===index)return-2;var arr=str.slice(index+1).split(","),ranges=[];ranges.type=str.slice(0,index);for(var i=0;isize-1&&(end=size-1),!(isNaN(start)||isNaN(end)||start>end||0>start))&&ranges.push({start:start,end:end})}return 1>ranges.length?-1:options&&options.combine?combineRanges(ranges):ranges}},{}],224:[function(require,module){const{Writable,PassThrough}=require("readable-stream");module.exports=class extends Writable{constructor(offset,opts={}){super(opts),this.destroyed=!1,this._queue=[],this._position=offset||0,this._cb=null,this._buffer=null,this._out=null}_write(chunk,encoding,cb){let drained=!0;for(;;){if(this.destroyed)return;if(0===this._queue.length)return this._buffer=chunk,void(this._cb=cb);this._buffer=null;var currRange=this._queue[0];const writeStart=_Mathmax(currRange.start-this._position,0),writeEnd=currRange.end-this._position;if(writeStart>=chunk.length)return this._position+=chunk.length,cb(null);let toWrite;if(writeEnd>chunk.length){this._position+=chunk.length,toWrite=0===writeStart?chunk:chunk.slice(writeStart),drained=currRange.stream.write(toWrite)&&drained;break}this._position+=writeEnd,toWrite=0===writeStart&&writeEnd===chunk.length?chunk:chunk.slice(writeStart,writeEnd),drained=currRange.stream.write(toWrite)&&drained,currRange.last&&currRange.stream.end(),chunk=chunk.slice(writeEnd),this._queue.shift()}drained?cb(null):currRange.stream.once("drain",cb.bind(null,null))}slice(ranges){if(this.destroyed)return null;Array.isArray(ranges)||(ranges=[ranges]);const str=new PassThrough;return ranges.forEach((range,i)=>{this._queue.push({start:range.start,end:range.end,stream:str,last:i===ranges.length-1})}),this._buffer&&this._write(this._buffer,null,this._cb),str}destroy(err){this.destroyed||(this.destroyed=!0,err&&this.emit("error",err))}}},{"readable-stream":240}],225:[function(require,module){"use strict";function isInteger(n){return parseInt(n,10)===n}function createRC4(N){function identityPermutation(){for(var s=Array(N),i=0;in?_StringfromCharCode(48+n):_StringfromCharCode(97+n-10)}function fromHex(c){return parseInt(c,16)}var RC4=createRC4(256);RC4.prototype.randomByte=RC4.prototype.randomNative;var RC4small=createRC4(16);RC4small.prototype.randomByte=function(){var a=this.randomNative(),b=this.randomNative();return 16*a+b};RC4small.prototype.currentStateString=function(){var state=this.currentState(),i=toHex(state.i),j=toHex(state.j),res=i+j+state.s.map(toHex).join("");return res},RC4small.prototype.setStateString=function(stateString){if(!stateString.match(/^[0-9a-f]{18}$/))throw new TypeError("RC4small stateString should be 18 hex character string");var i=fromHex(stateString[0]),j=fromHex(stateString[1]),s=stateString.split("").slice(2).map(fromHex);this.setState({i:i,j:j,s:s})},RC4.RC4small=RC4small,module.exports=RC4},{}],226:[function(require,module,exports){arguments[4][73][0].apply(exports,arguments)},{dup:73}],227:[function(require,module,exports){arguments[4][74][0].apply(exports,arguments)},{"./_stream_readable":229,"./_stream_writable":231,_process:205,dup:74,inherits:159}],228:[function(require,module,exports){arguments[4][75][0].apply(exports,arguments)},{"./_stream_transform":230,dup:75,inherits:159}],229:[function(require,module,exports){arguments[4][76][0].apply(exports,arguments)},{"../errors":226,"./_stream_duplex":227,"./internal/streams/async_iterator":232,"./internal/streams/buffer_list":233,"./internal/streams/destroy":234,"./internal/streams/from":236,"./internal/streams/state":238,"./internal/streams/stream":239,_process:205,buffer:69,dup:76,events:70,inherits:159,"string_decoder/":276,util:41}],230:[function(require,module,exports){arguments[4][77][0].apply(exports,arguments)},{"../errors":226,"./_stream_duplex":227,dup:77,inherits:159}],231:[function(require,module,exports){arguments[4][78][0].apply(exports,arguments)},{"../errors":226,"./_stream_duplex":227,"./internal/streams/destroy":234,"./internal/streams/state":238,"./internal/streams/stream":239,_process:205,buffer:69,dup:78,inherits:159,"util-deprecate":288}],232:[function(require,module,exports){arguments[4][79][0].apply(exports,arguments)},{"./end-of-stream":235,_process:205,dup:79}],233:[function(require,module,exports){arguments[4][80][0].apply(exports,arguments)},{buffer:69,dup:80,util:41}],234:[function(require,module,exports){arguments[4][81][0].apply(exports,arguments)},{_process:205,dup:81}],235:[function(require,module,exports){arguments[4][82][0].apply(exports,arguments)},{"../../../errors":226,dup:82}],236:[function(require,module,exports){arguments[4][83][0].apply(exports,arguments)},{dup:83}],237:[function(require,module,exports){arguments[4][84][0].apply(exports,arguments)},{"../../../errors":226,"./end-of-stream":235,dup:84}],238:[function(require,module,exports){arguments[4][85][0].apply(exports,arguments)},{"../../../errors":226,dup:85}],239:[function(require,module,exports){arguments[4][86][0].apply(exports,arguments)},{dup:86,events:70}],240:[function(require,module,exports){exports=module.exports=require("./lib/_stream_readable.js"),exports.Stream=exports,exports.Readable=exports,exports.Writable=require("./lib/_stream_writable.js"),exports.Duplex=require("./lib/_stream_duplex.js"),exports.Transform=require("./lib/_stream_transform.js"),exports.PassThrough=require("./lib/_stream_passthrough.js"),exports.finished=require("./lib/internal/streams/end-of-stream.js"),exports.pipeline=require("./lib/internal/streams/pipeline.js")},{"./lib/_stream_duplex.js":227,"./lib/_stream_passthrough.js":228,"./lib/_stream_readable.js":229,"./lib/_stream_transform.js":230,"./lib/_stream_writable.js":231,"./lib/internal/streams/end-of-stream.js":235,"./lib/internal/streams/pipeline.js":237}],241:[function(require,module,exports){function renderMedia(file,getElem,opts,cb){function checkBlobLength(){return!("number"==typeof file.length&&file.length>opts.maxBlobLength)||(debug("File length too large for Blob URL approach: %d (max: %d)",file.length,opts.maxBlobLength),fatalError(new Error(`File length too large for Blob URL approach: ${file.length} (max: ${opts.maxBlobLength})`)),!1)}function renderMediaElement(type){checkBlobLength()&&(elem=getElem(type),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),elem.src=url)))}function onLoadStart(){if(elem.removeEventListener("loadstart",onLoadStart),opts.autoplay){const playPromise=elem.play();"undefined"!=typeof playPromise&&playPromise.catch(fatalError)}}function onLoadedMetadata(){elem.removeEventListener("loadedmetadata",onLoadedMetadata),cb(null,elem)}function renderIframe(){getBlobURL(file,(err,url)=>err?fatalError(err):void(".pdf"===extname?(elem=getElem("object"),elem.setAttribute("typemustmatch",!0),elem.setAttribute("type","application/pdf"),elem.setAttribute("data",url)):(elem=getElem("iframe"),elem.sandbox="allow-forms allow-scripts",elem.src=url),cb(null,elem)))}function fatalError(err){err.message=`Error rendering file "${file.name}": ${err.message}`,debug(err.message),cb(err)}const extname=path.extname(file.name).toLowerCase();let currentTime=0,elem;MEDIASOURCE_EXTS.includes(extname)?function(){function useVideostream(){debug(`Use \`videostream\` package for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToMediaSource),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),new VideoStream(file,elem)}function useMediaSource(){debug(`Use MediaSource API for ${file.name}`),prepareElem(),elem.addEventListener("error",fallbackToBlobURL),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata);const wrapper=new MediaElementWrapper(elem),writable=wrapper.createWriteStream(getCodec(file.name));file.createReadStream().pipe(writable),currentTime&&(elem.currentTime=currentTime)}function useBlobURL(){debug(`Use Blob URL for ${file.name}`),prepareElem(),elem.addEventListener("error",fatalError),elem.addEventListener("loadstart",onLoadStart),elem.addEventListener("loadedmetadata",onLoadedMetadata),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,currentTime&&(elem.currentTime=currentTime)))}function fallbackToMediaSource(err){debug("videostream error: fallback to MediaSource API: %o",err.message||err),elem.removeEventListener("error",fallbackToMediaSource),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useMediaSource()}function fallbackToBlobURL(err){debug("MediaSource API error: fallback to Blob URL: %o",err.message||err);checkBlobLength()&&(elem.removeEventListener("error",fallbackToBlobURL),elem.removeEventListener("loadedmetadata",onLoadedMetadata),useBlobURL())}function prepareElem(){elem||(elem=getElem(tagName),elem.addEventListener("progress",()=>{currentTime=elem.currentTime}))}const tagName=MEDIASOURCE_VIDEO_EXTS.includes(extname)?"video":"audio";MediaSource?VIDEOSTREAM_EXTS.includes(extname)?useVideostream():useMediaSource():useBlobURL()}():VIDEO_EXTS.includes(extname)?renderMediaElement("video"):AUDIO_EXTS.includes(extname)?renderMediaElement("audio"):IMAGE_EXTS.includes(extname)?function(){elem=getElem("img"),getBlobURL(file,(err,url)=>err?fatalError(err):void(elem.src=url,elem.alt=file.name,cb(null,elem)))}():IFRAME_EXTS.includes(extname)?renderIframe():function(){function done(){isAscii(str)?(debug("File extension \"%s\" appears ascii, so will render.",extname),renderIframe()):(debug("File extension \"%s\" appears non-ascii, will not render.",extname),cb(new Error(`Unsupported file type "${extname}": Cannot append to DOM`)))}debug("Unknown file extension \"%s\" - will attempt to render into iframe",extname);let str="";file.createReadStream({start:0,end:1e3}).setEncoding("utf8").on("data",chunk=>{str+=chunk}).on("end",done).on("error",cb)}()}function getBlobURL(file,cb){const extname=path.extname(file.name).toLowerCase();streamToBlobURL(file.createReadStream(),exports.mime[extname]).then(blobUrl=>cb(null,blobUrl),err=>cb(err))}function validateFile(file){if(null==file)throw new Error("file cannot be null or undefined");if("string"!=typeof file.name)throw new Error("missing or invalid file.name property");if("function"!=typeof file.createReadStream)throw new Error("missing or invalid file.createReadStream property")}function getCodec(name){const extname=path.extname(name).toLowerCase();return{".m4a":"audio/mp4; codecs=\"mp4a.40.5\"",".m4b":"audio/mp4; codecs=\"mp4a.40.5\"",".m4p":"audio/mp4; codecs=\"mp4a.40.5\"",".m4v":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".mkv":"video/webm; codecs=\"avc1.640029, mp4a.40.5\"",".mp3":"audio/mpeg",".mp4":"video/mp4; codecs=\"avc1.640029, mp4a.40.5\"",".webm":"video/webm; codecs=\"vorbis, vp8\""}[extname]}function parseOpts(opts){null==opts.autoplay&&(opts.autoplay=!1),null==opts.muted&&(opts.muted=!1),null==opts.controls&&(opts.controls=!0),null==opts.maxBlobLength&&(opts.maxBlobLength=MAX_BLOB_LENGTH)}function setMediaOpts(elem,opts){elem.autoplay=!!opts.autoplay,elem.muted=!!opts.muted,elem.controls=!!opts.controls}exports.render=function(file,elem,opts,cb){"function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof elem&&(elem=document.querySelector(elem)),renderMedia(file,tagName=>{if(elem.nodeName!==tagName.toUpperCase()){const extname=path.extname(file.name).toLowerCase();throw new Error(`Cannot render "${extname}" inside a "${elem.nodeName.toLowerCase()}" element, expected "${tagName}"`)}return("video"===tagName||"audio"===tagName)&&setMediaOpts(elem,opts),elem},opts,cb)},exports.append=function(file,rootElem,opts,cb){function createMedia(tagName){const elem=createElem(tagName);return setMediaOpts(elem,opts),rootElem.appendChild(elem),elem}function createElem(tagName){const elem=document.createElement(tagName);return rootElem.appendChild(elem),elem}function done(err,elem){err&&elem&&elem.remove(),cb(err,elem)}if("function"==typeof opts&&(cb=opts,opts={}),opts||(opts={}),cb||(cb=()=>{}),validateFile(file),parseOpts(opts),"string"==typeof rootElem&&(rootElem=document.querySelector(rootElem)),rootElem&&("VIDEO"===rootElem.nodeName||"AUDIO"===rootElem.nodeName))throw new Error("Invalid video/audio node argument. Argument must be root element that video/audio tag will be appended to.");renderMedia(file,function(tagName){return"video"===tagName||"audio"===tagName?createMedia(tagName):createElem(tagName)},opts,done)},exports.mime=require("./lib/mime.json");const debug=require("debug")("render-media"),isAscii=require("is-ascii"),MediaElementWrapper=require("mediasource"),path=require("path"),streamToBlobURL=require("stream-to-blob-url"),VideoStream=require("videostream"),VIDEOSTREAM_EXTS=[".m4a",".m4b",".m4p",".m4v",".mp4"],MEDIASOURCE_VIDEO_EXTS=[".m4v",".mkv",".mp4",".webm"],MEDIASOURCE_EXTS=[].concat(MEDIASOURCE_VIDEO_EXTS,[".m4a",".m4b",".m4p",".mp3"]),VIDEO_EXTS=[".mov",".ogv"],AUDIO_EXTS=[".aac",".oga",".ogg",".wav",".flac"],IMAGE_EXTS=[".bmp",".gif",".jpeg",".jpg",".png",".svg"],IFRAME_EXTS=[".css",".html",".js",".md",".pdf",".srt",".txt"],MAX_BLOB_LENGTH=200000000,MediaSource="undefined"!=typeof window&&window.MediaSource},{"./lib/mime.json":242,debug:105,"is-ascii":160,mediasource:172,path:71,"stream-to-blob-url":272,videostream:290}],242:[function(require,module){module.exports={".3gp":"video/3gpp",".aac":"audio/aac",".aif":"audio/x-aiff",".aiff":"audio/x-aiff",".atom":"application/atom+xml",".avi":"video/x-msvideo",".bmp":"image/bmp",".bz2":"application/x-bzip2",".conf":"text/plain",".css":"text/css",".csv":"text/plain",".diff":"text/x-diff",".doc":"application/msword",".flv":"video/x-flv",".gif":"image/gif",".gz":"application/x-gzip",".htm":"text/html",".html":"text/html",".ico":"image/vnd.microsoft.icon",".ics":"text/calendar",".iso":"application/octet-stream",".jar":"application/java-archive",".jpeg":"image/jpeg",".jpg":"image/jpeg",".js":"application/javascript",".json":"application/json",".less":"text/css",".log":"text/plain",".m3u":"audio/x-mpegurl",".m4a":"audio/x-m4a",".m4b":"audio/mp4",".m4p":"audio/mp4",".m4v":"video/x-m4v",".manifest":"text/cache-manifest",".markdown":"text/x-markdown",".mathml":"application/mathml+xml",".md":"text/x-markdown",".mid":"audio/midi",".midi":"audio/midi",".mov":"video/quicktime",".mp3":"audio/mpeg",".mp4":"video/mp4",".mp4v":"video/mp4",".mpeg":"video/mpeg",".mpg":"video/mpeg",".odp":"application/vnd.oasis.opendocument.presentation",".ods":"application/vnd.oasis.opendocument.spreadsheet",".odt":"application/vnd.oasis.opendocument.text",".oga":"audio/ogg",".ogg":"application/ogg",".pdf":"application/pdf",".png":"image/png",".pps":"application/vnd.ms-powerpoint",".ppt":"application/vnd.ms-powerpoint",".ps":"application/postscript",".psd":"image/vnd.adobe.photoshop",".qt":"video/quicktime",".rar":"application/x-rar-compressed",".rdf":"application/rdf+xml",".rss":"application/rss+xml",".rtf":"application/rtf",".svg":"image/svg+xml",".svgz":"image/svg+xml",".swf":"application/x-shockwave-flash",".tar":"application/x-tar",".tbz":"application/x-bzip-compressed-tar",".text":"text/plain",".tif":"image/tiff",".tiff":"image/tiff",".torrent":"application/x-bittorrent",".ttf":"application/x-font-ttf",".txt":"text/plain",".wav":"audio/wav",".webm":"video/webm",".wma":"audio/x-ms-wma",".wmv":"video/x-ms-wmv",".xls":"application/vnd.ms-excel",".xml":"application/xml",".yaml":"text/yaml",".yml":"text/yaml",".zip":"application/zip"}},{}],243:[function(require,module){'use strict';function RIPEMD160(){HashBase.call(this,64),this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520}function rotl(x,n){return x<>>32-n}function fn1(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b^c^d)+m+k,s)+e}function fn2(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b&c|~b&d)+m+k,s)+e}function fn3(a,b,c,d,e,m,k,s){return 0|rotl(0|a+((b|~c)^d)+m+k,s)+e}function fn4(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b&d|c&~d)+m+k,s)+e}function fn5(a,b,c,d,e,m,k,s){return 0|rotl(0|a+(b^(c|~d))+m+k,s)+e}var Buffer=require("buffer").Buffer,inherits=require("inherits"),HashBase=require("hash-base"),ARRAY16=Array(16),zl=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,7,4,13,1,10,6,15,3,12,0,9,5,2,14,11,8,3,10,14,4,9,15,8,1,2,7,0,6,13,11,5,12,1,9,11,10,0,8,12,4,13,3,7,15,14,5,6,2,4,0,5,9,7,12,2,10,14,1,3,8,11,6,15,13],zr=[5,14,7,0,9,2,11,4,13,6,15,8,1,10,3,12,6,11,3,7,0,13,5,10,14,15,8,12,4,9,1,2,15,5,1,3,7,14,6,9,11,8,12,2,10,0,4,13,8,6,4,1,3,11,15,0,5,12,2,13,9,7,10,14,12,15,10,4,1,5,8,7,6,2,13,14,0,3,9,11],sl=[11,14,15,12,5,8,7,9,11,13,14,15,6,7,9,8,7,6,8,13,11,9,7,15,7,12,15,9,11,7,13,12,11,13,6,7,14,9,13,15,14,8,13,6,5,12,7,5,11,12,14,15,14,15,9,8,9,14,5,6,8,6,5,12,9,15,5,11,6,8,13,12,5,12,13,14,11,8,5,6],sr=[8,9,9,11,13,15,15,5,7,7,8,11,14,14,12,6,9,13,15,7,12,8,9,11,7,7,12,7,6,15,13,11,9,7,15,11,8,6,6,14,12,13,5,14,13,13,7,5,15,5,8,11,14,14,6,14,6,9,12,9,12,5,15,8,8,5,12,9,12,5,14,6,8,13,6,5,15,13,11,11],hl=[0,1518500249,1859775393,2400959708,2840853838],hr=[1352829926,1548603684,1836072691,2053994217,0];inherits(RIPEMD160,HashBase),RIPEMD160.prototype._update=function(){for(var words=ARRAY16,j=0;16>j;++j)words[j]=this._block.readInt32LE(4*j);for(var al=0|this._a,bl=0|this._b,cl=0|this._c,dl=0|this._d,el=0|this._e,ar=0|this._a,br=0|this._b,cr=0|this._c,dr=0|this._d,er=0|this._e,i=0;80>i;i+=1){var tl,tr;16>i?(tl=fn1(al,bl,cl,dl,el,words[zl[i]],hl[0],sl[i]),tr=fn5(ar,br,cr,dr,er,words[zr[i]],hr[0],sr[i])):32>i?(tl=fn2(al,bl,cl,dl,el,words[zl[i]],hl[1],sl[i]),tr=fn4(ar,br,cr,dr,er,words[zr[i]],hr[1],sr[i])):48>i?(tl=fn3(al,bl,cl,dl,el,words[zl[i]],hl[2],sl[i]),tr=fn3(ar,br,cr,dr,er,words[zr[i]],hr[2],sr[i])):64>i?(tl=fn4(al,bl,cl,dl,el,words[zl[i]],hl[3],sl[i]),tr=fn2(ar,br,cr,dr,er,words[zr[i]],hr[3],sr[i])):(tl=fn5(al,bl,cl,dl,el,words[zl[i]],hl[4],sl[i]),tr=fn1(ar,br,cr,dr,er,words[zr[i]],hr[4],sr[i])),al=el,el=dl,dl=rotl(cl,10),cl=bl,bl=tl,ar=er,er=dr,dr=rotl(cr,10),cr=br,br=tr}var t=0|this._b+cl+dr;this._b=0|this._c+dl+er,this._c=0|this._d+el+ar,this._d=0|this._e+al+br,this._e=0|this._a+bl+cr,this._a=t},RIPEMD160.prototype._digest=function(){this._block[this._blockOffset++]=128,56>2)+1;i>2]|=128<<24-(chunkLen%4<<3),bin[(-16&(chunkLen>>2)+2)+14]=0|msgLen/536870912,bin[(-16&(chunkLen>>2)+2)+15]=msgLen<<3},getRawDigest=function(heap,padMaxChunkLen){var io=new Int32Array(heap,padMaxChunkLen+320,5),out=new Int32Array(5),arr=new DataView(out.buffer);return arr.setInt32(0,io[0],!1),arr.setInt32(4,io[1],!1),arr.setInt32(8,io[2],!1),arr.setInt32(12,io[3],!1),arr.setInt32(16,io[4],!1),out},Rusha=function(){function Rusha(chunkSize){if(_classCallCheck(this,Rusha),chunkSize=chunkSize||65536,0>2);return padZeroes(view,chunkLen),padData(view,chunkLen,msgLen),padChunkLen},Rusha.prototype._write=function(data,chunkOffset,chunkLen,off){conv(data,this._h8,this._h32,chunkOffset,chunkLen,off||0)},Rusha.prototype._coreCall=function(data,chunkOffset,chunkLen,msgLen,finalize){var padChunkLen=chunkLen;this._write(data,chunkOffset,chunkLen),finalize&&(padChunkLen=this._padChunk(chunkLen,msgLen)),this._core.hash(padChunkLen,this._padMaxChunkLen)},Rusha.prototype.rawDigest=function(str){var msgLen=str.byteLength||str.length||str.size||0;this._initState(this._heap,this._padMaxChunkLen);var chunkOffset=0,chunkLen=this._maxChunkLen;for(chunkOffset=0;msgLen>chunkOffset+chunkLen;chunkOffset+=chunkLen)this._coreCall(str,chunkOffset,chunkLen,msgLen,!1);return this._coreCall(str,chunkOffset,msgLen-chunkOffset,msgLen,!0),getRawDigest(this._heap,this._padMaxChunkLen)},Rusha.prototype.digest=function(str){return toHex(this.rawDigest(str).buffer)},Rusha.prototype.digestFromString=function(str){return this.digest(str)},Rusha.prototype.digestFromBuffer=function(str){return this.digest(str)},Rusha.prototype.digestFromArrayBuffer=function(str){return this.digest(str)},Rusha.prototype.resetState=function(){return this._initState(this._heap,this._padMaxChunkLen),this},Rusha.prototype.append=function(chunk){var chunkOffset=0,chunkLen=chunk.byteLength||chunk.length||chunk.size||0,turnOffset=this._offset%this._maxChunkLen,inputLen=void 0;for(this._offset+=chunkLen;chunkOffseti;i++)precomputedHex[i]=(16>i?"0":"")+i.toString(16);module.exports.toHex=function(arrayBuffer){for(var binarray=new Uint8Array(arrayBuffer),res=Array(arrayBuffer.byteLength),_i=0;_i=v)return 65536;if(16777216>v)for(p=1;p>2],y1$851=0|H$843[x$846+324>>2],y2$853=0|H$843[x$846+328>>2],y3$855=0|H$843[x$846+332>>2],y4$857=0|H$843[x$846+336>>2],i$847=0;(0|i$847)<(0|k$845);i$847=0|i$847+64){for(z0$850=y0$849,z1$852=y1$851,z2$854=y2$853,z3$856=y3$855,z4$858=y4$857,j$848=0;64>(0|j$848);j$848=0|j$848+4)t1$860=0|H$843[i$847+j$848>>2],t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[k$845+j$848>>2]=t1$860;for(j$848=0|k$845+64;(0|j$848)<(0|k$845+80);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|~y1$851&y3$855))+(0|(0|t1$860+y4$857)+1518500249),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+80;(0|j$848)<(0|k$845+160);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)+1859775393),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+160;(0|j$848)<(0|k$845+240);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851&y2$853|y1$851&y3$855|y2$853&y3$855))+(0|(0|t1$860+y4$857)-1894007588),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;for(j$848=0|k$845+240;(0|j$848)<(0|k$845+320);j$848=0|j$848+4)t1$860=(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])<<1|(H$843[j$848-12>>2]^H$843[j$848-32>>2]^H$843[j$848-56>>2]^H$843[j$848-64>>2])>>>31,t0$859=0|(0|(y0$849<<5|y0$849>>>27)+(y1$851^y2$853^y3$855))+(0|(0|t1$860+y4$857)-899497514),y4$857=y3$855,y3$855=y2$853,y2$853=y1$851<<30|y1$851>>>2,y1$851=y0$849,y0$849=t0$859,H$843[j$848>>2]=t1$860;y0$849=0|y0$849+z0$850,y1$851=0|y1$851+z1$852,y2$853=0|y2$853+z2$854,y3$855=0|y3$855+z3$856,y4$857=0|y4$857+z4$858}H$843[x$846+320>>2]=y0$849,H$843[x$846+324>>2]=y1$851,H$843[x$846+328>>2]=y2$853,H$843[x$846+332>>2]=y3$855,H$843[x$846+336>>2]=y4$857}}}},function(module){var _this=this,reader=void 0;"undefined"!=typeof self&&"undefined"!=typeof self.FileReaderSync&&(reader=new self.FileReaderSync);var convStr=function(str,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=str.charCodeAt(start+3);case 1:H8[0|off+1-(om<<1)]=str.charCodeAt(start+2);case 2:H8[0|off+2-(om<<1)]=str.charCodeAt(start+1);case 3:H8[0|off+3-(om<<1)]=str.charCodeAt(start);}if(!(len>2]=str.charCodeAt(start+i)<<24|str.charCodeAt(start+i+1)<<16|str.charCodeAt(start+i+2)<<8|str.charCodeAt(start+i+3);switch(lm){case 3:H8[0|off+j+1]=str.charCodeAt(start+j+2);case 2:H8[0|off+j+2]=str.charCodeAt(start+j+1);case 1:H8[0|off+j+3]=str.charCodeAt(start+j);}}},convBuf=function(buf,H8,H32,start,len,off){var om=off%4,lm=(len+om)%4,j=len-lm,i;switch(om){case 0:H8[off]=buf[start+3];case 1:H8[0|off+1-(om<<1)]=buf[start+2];case 2:H8[0|off+2-(om<<1)]=buf[start+1];case 3:H8[0|off+3-(om<<1)]=buf[start];}if(!(len>2]=buf[start+i]<<24|buf[start+i+1]<<16|buf[start+i+2]<<8|buf[start+i+3];switch(lm){case 3:H8[0|off+j+1]=buf[start+j+2];case 2:H8[0|off+j+2]=buf[start+j+1];case 1:H8[0|off+j+3]=buf[start+j];}}},convBlob=function(blob,H8,H32,start,len,off){var i=void 0,om=off%4,lm=(len+om)%4,j=len-lm,buf=new Uint8Array(reader.readAsArrayBuffer(blob.slice(start,start+len)));switch(om){case 0:H8[off]=buf[3];case 1:H8[0|off+1-(om<<1)]=buf[2];case 2:H8[0|off+2-(om<<1)]=buf[1];case 3:H8[0|off+3-(om<<1)]=buf[0];}if(!(len>2]=buf[i]<<24|buf[i+1]<<16|buf[i+2]<<8|buf[i+3];switch(lm){case 3:H8[0|off+j+1]=buf[j+2];case 2:H8[0|off+j+2]=buf[j+1];case 1:H8[0|off+j+3]=buf[j];}}};module.exports=function(data,H8,H32,start,len,off){if("string"==typeof data)return convStr(data,H8,H32,start,len,off);if(data instanceof Array)return convBuf(data,H8,H32,start,len,off);if(_this&&_this.Buffer&&_this.Buffer.isBuffer(data))return convBuf(data,H8,H32,start,len,off);if(data instanceof ArrayBuffer)return convBuf(new Uint8Array(data),H8,H32,start,len,off);if(data.buffer instanceof ArrayBuffer)return convBuf(new Uint8Array(data.buffer,data.byteOffset,data.byteLength),H8,H32,start,len,off);if(data instanceof Blob)return convBlob(data,H8,H32,start,len,off);throw new Error("Unsupported data type.")}},function(module,exports,__webpack_require__){function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function")}var _createClass=function(){function defineProperties(target,props){for(var i=0,descriptor;i */var buffer=require("buffer"),Buffer=buffer.Buffer;Buffer.from&&Buffer.alloc&&Buffer.allocUnsafe&&Buffer.allocUnsafeSlow?module.exports=buffer:(copyProps(buffer,exports),exports.Buffer=SafeBuffer),SafeBuffer.prototype=Object.create(Buffer.prototype),copyProps(Buffer,SafeBuffer),SafeBuffer.from=function(arg,encodingOrOffset,length){if("number"==typeof arg)throw new TypeError("Argument must not be a number");return Buffer(arg,encodingOrOffset,length)},SafeBuffer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("Argument must be a number");var buf=Buffer(size);return void 0===fill?buf.fill(0):"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill),buf},SafeBuffer.allocUnsafe=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return Buffer(size)},SafeBuffer.allocUnsafeSlow=function(size){if("number"!=typeof size)throw new TypeError("Argument must be a number");return buffer.SlowBuffer(size)}},{buffer:69}],248:[function(require,module){(function(process){(function(){'use strict';var buffer=require("buffer"),Buffer=buffer.Buffer,safer={},key;for(key in buffer)buffer.hasOwnProperty(key)&&"SlowBuffer"!==key&&"Buffer"!==key&&(safer[key]=buffer[key]);var Safer=safer.Buffer={};for(key in Buffer)Buffer.hasOwnProperty(key)&&"allocUnsafe"!==key&&"allocUnsafeSlow"!==key&&(Safer[key]=Buffer[key]);if(safer.Buffer.prototype=Buffer.prototype,Safer.from&&Safer.from!==Uint8Array.from||(Safer.from=function(value,encodingOrOffset,length){if("number"==typeof value)throw new TypeError("The \"value\" argument must not be of type number. Received type "+typeof value);if(value&&"undefined"==typeof value.length)throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object. Received type "+typeof value);return Buffer(value,encodingOrOffset,length)}),Safer.alloc||(Safer.alloc=function(size,fill,encoding){if("number"!=typeof size)throw new TypeError("The \"size\" argument must be of type number. Received type "+typeof size);if(0>size||2147483648<=size)throw new RangeError("The value \""+size+"\" is invalid for option \"size\"");var buf=Buffer(size);return fill&&0!==fill.length?"string"==typeof encoding?buf.fill(fill,encoding):buf.fill(fill):buf.fill(0),buf}),!safer.kStringMaxLength)try{safer.kStringMaxLength=process.binding("buffer").kStringMaxLength}catch(e){}safer.constants||(safer.constants={MAX_LENGTH:safer.kMaxLength},safer.kStringMaxLength&&(safer.constants.MAX_STRING_LENGTH=safer.kStringMaxLength)),module.exports=safer}).call(this)}).call(this,require("_process"))},{_process:205,buffer:69}],249:[function(require,module){function Hash(blockSize,finalSize){this._block=Buffer.alloc(blockSize),this._finalSize=finalSize,this._blockSize=blockSize,this._len=0}var Buffer=require("safe-buffer").Buffer;Hash.prototype.update=function(data,enc){"string"==typeof data&&(enc=enc||"utf8",data=Buffer.from(data,enc));for(var block=this._block,blockSize=this._blockSize,length=data.length,accum=this._len,offset=0;offset=this._finalSize&&(this._update(this._block),this._block.fill(0));var bits=8*this._len;if(4294967295>=bits)this._block.writeUInt32BE(bits,this._blockSize-4);else{var lowBits=(4294967295&bits)>>>0;this._block.writeUInt32BE((bits-lowBits)/4294967296,this._blockSize-8),this._block.writeUInt32BE(lowBits,this._blockSize-4)}this._update(this._block);var hash=this._hash();return enc?hash.toString(enc):hash},Hash.prototype._update=function(){throw new Error("_update must be implemented by subclass")},module.exports=Hash},{"safe-buffer":247}],250:[function(require,module,exports){var exports=module.exports=function(algorithm){algorithm=algorithm.toLowerCase();var Algorithm=exports[algorithm];if(!Algorithm)throw new Error(algorithm+" is not supported (we accept pull requests)");return new Algorithm};exports.sha=require("./sha"),exports.sha1=require("./sha1"),exports.sha224=require("./sha224"),exports.sha256=require("./sha256"),exports.sha384=require("./sha384"),exports.sha512=require("./sha512")},{"./sha":251,"./sha1":252,"./sha224":253,"./sha256":254,"./sha384":255,"./sha512":256}],251:[function(require,module){function Sha(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha,Hash),Sha.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=W[i-3]^W[i-8]^W[i-14]^W[i-16];for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha},{"./hash":249,inherits:159,"safe-buffer":247}],252:[function(require,module){function Sha1(){this.init(),this._w=W,Hash.call(this,64,56)}function rotl1(num){return num<<1|num>>>31}function rotl5(num){return num<<5|num>>>27}function rotl30(num){return num<<30|num>>>2}function ft(s,b,c,d){return 0===s?b&c|~b&d:2===s?b&c|b&d|c&d:b^c^d}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1518500249,1859775393,-1894007588,-899497514],W=Array(80);inherits(Sha1,Hash),Sha1.prototype.init=function(){return this._a=1732584193,this._b=4023233417,this._c=2562383102,this._d=271733878,this._e=3285377520,this},Sha1.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;80>i;++i)W[i]=rotl1(W[i-3]^W[i-8]^W[i-14]^W[i-16]);for(var j=0;80>j;++j){var s=~~(j/20),t=0|rotl5(a)+ft(s,b,c,d)+e+W[j]+K[s];e=d,d=c,c=rotl30(b),b=a,a=t}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e},Sha1.prototype._hash=function(){var H=Buffer.allocUnsafe(20);return H.writeInt32BE(0|this._a,0),H.writeInt32BE(0|this._b,4),H.writeInt32BE(0|this._c,8),H.writeInt32BE(0|this._d,12),H.writeInt32BE(0|this._e,16),H},module.exports=Sha1},{"./hash":249,inherits:159,"safe-buffer":247}],253:[function(require,module){function Sha224(){this.init(),this._w=W,Hash.call(this,64,56)}var inherits=require("inherits"),Sha256=require("./sha256"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(64);inherits(Sha224,Sha256),Sha224.prototype.init=function(){return this._a=3238371032,this._b=914150663,this._c=812702999,this._d=4144912697,this._e=4290775857,this._f=1750603025,this._g=1694076839,this._h=3204075428,this},Sha224.prototype._hash=function(){var H=Buffer.allocUnsafe(28);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H},module.exports=Sha224},{"./hash":249,"./sha256":254,inherits:159,"safe-buffer":247}],254:[function(require,module){function Sha256(){this.init(),this._w=W,Hash.call(this,64,56)}function ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x){return(x>>>2|x<<30)^(x>>>13|x<<19)^(x>>>22|x<<10)}function sigma1(x){return(x>>>6|x<<26)^(x>>>11|x<<21)^(x>>>25|x<<7)}function gamma0(x){return(x>>>7|x<<25)^(x>>>18|x<<14)^x>>>3}function gamma1(x){return(x>>>17|x<<15)^(x>>>19|x<<13)^x>>>10}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298],W=Array(64);inherits(Sha256,Hash),Sha256.prototype.init=function(){return this._a=1779033703,this._b=3144134277,this._c=1013904242,this._d=2773480762,this._e=1359893119,this._f=2600822924,this._g=528734635,this._h=1541459225,this},Sha256.prototype._update=function(M){for(var W=this._w,a=0|this._a,b=0|this._b,c=0|this._c,d=0|this._d,e=0|this._e,f=0|this._f,g=0|this._g,h=0|this._h,i=0;16>i;++i)W[i]=M.readInt32BE(4*i);for(;64>i;++i)W[i]=0|gamma1(W[i-2])+W[i-7]+gamma0(W[i-15])+W[i-16];for(var j=0;64>j;++j){var T1=0|h+sigma1(e)+ch(e,f,g)+K[j]+W[j],T2=0|sigma0(a)+maj(a,b,c);h=g,g=f,f=e,e=0|d+T1,d=c,c=b,b=a,a=0|T1+T2}this._a=0|a+this._a,this._b=0|b+this._b,this._c=0|c+this._c,this._d=0|d+this._d,this._e=0|e+this._e,this._f=0|f+this._f,this._g=0|g+this._g,this._h=0|h+this._h},Sha256.prototype._hash=function(){var H=Buffer.allocUnsafe(32);return H.writeInt32BE(this._a,0),H.writeInt32BE(this._b,4),H.writeInt32BE(this._c,8),H.writeInt32BE(this._d,12),H.writeInt32BE(this._e,16),H.writeInt32BE(this._f,20),H.writeInt32BE(this._g,24),H.writeInt32BE(this._h,28),H},module.exports=Sha256},{"./hash":249,inherits:159,"safe-buffer":247}],255:[function(require,module){function Sha384(){this.init(),this._w=W,Hash.call(this,128,112)}var inherits=require("inherits"),SHA512=require("./sha512"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,W=Array(160);inherits(Sha384,SHA512),Sha384.prototype.init=function(){return this._ah=3418070365,this._bh=1654270250,this._ch=2438529370,this._dh=355462360,this._eh=1731405415,this._fh=2394180231,this._gh=3675008525,this._hh=1203062813,this._al=3238371032,this._bl=914150663,this._cl=812702999,this._dl=4144912697,this._el=4290775857,this._fl=1750603025,this._gl=1694076839,this._hl=3204075428,this},Sha384.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(48);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),H},module.exports=Sha384},{"./hash":249,"./sha512":256,inherits:159,"safe-buffer":247}],256:[function(require,module){function Sha512(){this.init(),this._w=W,Hash.call(this,128,112)}function Ch(x,y,z){return z^x&(y^z)}function maj(x,y,z){return x&y|z&(x|y)}function sigma0(x,xl){return(x>>>28|xl<<4)^(xl>>>2|x<<30)^(xl>>>7|x<<25)}function sigma1(x,xl){return(x>>>14|xl<<18)^(x>>>18|xl<<14)^(xl>>>9|x<<23)}function Gamma0(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^x>>>7}function Gamma0l(x,xl){return(x>>>1|xl<<31)^(x>>>8|xl<<24)^(x>>>7|xl<<25)}function Gamma1(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^x>>>6}function Gamma1l(x,xl){return(x>>>19|xl<<13)^(xl>>>29|x<<3)^(x>>>6|xl<<26)}function getCarry(a,b){return a>>>0>>0?1:0}var inherits=require("inherits"),Hash=require("./hash"),Buffer=require("safe-buffer").Buffer,K=[1116352408,3609767458,1899447441,602891725,3049323471,3964484399,3921009573,2173295548,961987163,4081628472,1508970993,3053834265,2453635748,2937671579,2870763221,3664609560,3624381080,2734883394,310598401,1164996542,607225278,1323610764,1426881987,3590304994,1925078388,4068182383,2162078206,991336113,2614888103,633803317,3248222580,3479774868,3835390401,2666613458,4022224774,944711139,264347078,2341262773,604807628,2007800933,770255983,1495990901,1249150122,1856431235,1555081692,3175218132,1996064986,2198950837,2554220882,3999719339,2821834349,766784016,2952996808,2566594879,3210313671,3203337956,3336571891,1034457026,3584528711,2466948901,113926993,3758326383,338241895,168717936,666307205,1188179964,773529912,1546045734,1294757372,1522805485,1396182291,2643833823,1695183700,2343527390,1986661051,1014477480,2177026350,1206759142,2456956037,344077627,2730485921,1290863460,2820302411,3158454273,3259730800,3505952657,3345764771,106217008,3516065817,3606008344,3600352804,1432725776,4094571909,1467031594,275423344,851169720,430227734,3100823752,506948616,1363258195,659060556,3750685593,883997877,3785050280,958139571,3318307427,1322822218,3812723403,1537002063,2003034995,1747873779,3602036899,1955562222,1575990012,2024104815,1125592928,2227730452,2716904306,2361852424,442776044,2428436474,593698344,2756734187,3733110249,3204031479,2999351573,3329325298,3815920427,3391569614,3928383900,3515267271,566280711,3940187606,3454069534,4118630271,4000239992,116418474,1914138554,174292421,2731055270,289380356,3203993006,460393269,320620315,685471733,587496836,852142971,1086792851,1017036298,365543100,1126000580,2618297676,1288033470,3409855158,1501505948,4234509866,1607167915,987167468,1816402316,1246189591],W=Array(160);inherits(Sha512,Hash),Sha512.prototype.init=function(){return this._ah=1779033703,this._bh=3144134277,this._ch=1013904242,this._dh=2773480762,this._eh=1359893119,this._fh=2600822924,this._gh=528734635,this._hh=1541459225,this._al=4089235720,this._bl=2227873595,this._cl=4271175723,this._dl=1595750129,this._el=2917565137,this._fl=725511199,this._gl=4215389547,this._hl=327033209,this},Sha512.prototype._update=function(M){for(var W=this._w,ah=0|this._ah,bh=0|this._bh,ch=0|this._ch,dh=0|this._dh,eh=0|this._eh,fh=0|this._fh,gh=0|this._gh,hh=0|this._hh,al=0|this._al,bl=0|this._bl,cl=0|this._cl,dl=0|this._dl,el=0|this._el,fl=0|this._fl,gl=0|this._gl,hl=0|this._hl,i=0;32>i;i+=2)W[i]=M.readInt32BE(4*i),W[i+1]=M.readInt32BE(4*i+4);for(;160>i;i+=2){var xh=W[i-30],xl=W[i-30+1],gamma0=Gamma0(xh,xl),gamma0l=Gamma0l(xl,xh);xh=W[i-4],xl=W[i-4+1];var gamma1=Gamma1(xh,xl),gamma1l=Gamma1l(xl,xh),Wi7h=W[i-14],Wi7l=W[i-14+1],Wi16h=W[i-32],Wi16l=W[i-32+1],Wil=0|gamma0l+Wi7l,Wih=0|gamma0+Wi7h+getCarry(Wil,gamma0l);Wil=0|Wil+gamma1l,Wih=0|Wih+gamma1+getCarry(Wil,gamma1l),Wil=0|Wil+Wi16l,Wih=0|Wih+Wi16h+getCarry(Wil,Wi16l),W[i]=Wih,W[i+1]=Wil}for(var j=0;160>j;j+=2){Wih=W[j],Wil=W[j+1];var majh=maj(ah,bh,ch),majl=maj(al,bl,cl),sigma0h=sigma0(ah,al),sigma0l=sigma0(al,ah),sigma1h=sigma1(eh,el),sigma1l=sigma1(el,eh),Kih=K[j],Kil=K[j+1],chh=Ch(eh,fh,gh),chl=Ch(el,fl,gl),t1l=0|hl+sigma1l,t1h=0|hh+sigma1h+getCarry(t1l,hl);t1l=0|t1l+chl,t1h=0|t1h+chh+getCarry(t1l,chl),t1l=0|t1l+Kil,t1h=0|t1h+Kih+getCarry(t1l,Kil),t1l=0|t1l+Wil,t1h=0|t1h+Wih+getCarry(t1l,Wil);var t2l=0|sigma0l+majl,t2h=0|sigma0h+majh+getCarry(t2l,sigma0l);hh=gh,hl=gl,gh=fh,gl=fl,fh=eh,fl=el,el=0|dl+t1l,eh=0|dh+t1h+getCarry(el,dl),dh=ch,dl=cl,ch=bh,cl=bl,bh=ah,bl=al,al=0|t1l+t2l,ah=0|t1h+t2h+getCarry(al,t1l)}this._al=0|this._al+al,this._bl=0|this._bl+bl,this._cl=0|this._cl+cl,this._dl=0|this._dl+dl,this._el=0|this._el+el,this._fl=0|this._fl+fl,this._gl=0|this._gl+gl,this._hl=0|this._hl+hl,this._ah=0|this._ah+ah+getCarry(this._al,al),this._bh=0|this._bh+bh+getCarry(this._bl,bl),this._ch=0|this._ch+ch+getCarry(this._cl,cl),this._dh=0|this._dh+dh+getCarry(this._dl,dl),this._eh=0|this._eh+eh+getCarry(this._el,el),this._fh=0|this._fh+fh+getCarry(this._fl,fl),this._gh=0|this._gh+gh+getCarry(this._gl,gl),this._hh=0|this._hh+hh+getCarry(this._hl,hl)},Sha512.prototype._hash=function(){function writeInt64BE(h,l,offset){H.writeInt32BE(h,offset),H.writeInt32BE(l,offset+4)}var H=Buffer.allocUnsafe(64);return writeInt64BE(this._ah,this._al,0),writeInt64BE(this._bh,this._bl,8),writeInt64BE(this._ch,this._cl,16),writeInt64BE(this._dh,this._dl,24),writeInt64BE(this._eh,this._el,32),writeInt64BE(this._fh,this._fl,40),writeInt64BE(this._gh,this._gl,48),writeInt64BE(this._hh,this._hl,56),H},module.exports=Sha512},{"./hash":249,inherits:159,"safe-buffer":247}],257:[function(require,module){(function(Buffer){(function(){/*! simple-concat. MIT License. Feross Aboukhadijeh */module.exports=function(stream,cb){var chunks=[];stream.on("data",function(chunk){chunks.push(chunk)}),stream.once("end",function(){cb&&cb(null,Buffer.concat(chunks)),cb=null}),stream.once("error",function(err){cb&&cb(err),cb=null})}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69}],258:[function(require,module){(function(Buffer){(function(){function simpleGet(opts,cb){if(opts=Object.assign({maxRedirects:10},"string"==typeof opts?{url:opts}:opts),cb=once(cb),opts.url){const{hostname,port,protocol,auth,path}=url.parse(opts.url);delete opts.url,hostname||port||protocol||auth?Object.assign(opts,{hostname,port,protocol,auth,path}):opts.path=path}const headers={"accept-encoding":"gzip, deflate"};opts.headers&&Object.keys(opts.headers).forEach(k=>headers[k.toLowerCase()]=opts.headers[k]),opts.headers=headers;let body;opts.body?body=opts.json&&!isStream(opts.body)?JSON.stringify(opts.body):opts.body:opts.form&&(body="string"==typeof opts.form?opts.form:querystring.stringify(opts.form),opts.headers["content-type"]="application/x-www-form-urlencoded"),body&&(!opts.method&&(opts.method="POST"),!isStream(body)&&(opts.headers["content-length"]=Buffer.byteLength(body)),opts.json&&!opts.form&&(opts.headers["content-type"]="application/json")),delete opts.body,delete opts.form,opts.json&&(opts.headers.accept="application/json"),opts.method&&(opts.method=opts.method.toUpperCase());const protocol="https:"===opts.protocol?https:http,req=protocol.request(opts,res=>{if(!1!==opts.followRedirects&&300<=res.statusCode&&400>res.statusCode&&res.headers.location)return opts.url=res.headers.location,delete opts.headers.host,res.resume(),"POST"===opts.method&&[301,302].includes(res.statusCode)&&(opts.method="GET",delete opts.headers["content-length"],delete opts.headers["content-type"]),0==opts.maxRedirects--?cb(new Error("too many redirects")):simpleGet(opts,cb);const tryUnzip="function"==typeof decompressResponse&&"HEAD"!==opts.method;cb(null,tryUnzip?decompressResponse(res):res)});return req.on("timeout",()=>{req.abort(),cb(new Error("Request timed out"))}),req.on("error",cb),isStream(body)?body.on("error",cb).pipe(req):req.end(body),req}module.exports=simpleGet;const concat=require("simple-concat"),decompressResponse=require("decompress-response"),http=require("http"),https=require("https"),once=require("once"),querystring=require("querystring"),url=require("url"),isStream=o=>null!==o&&"object"==typeof o&&"function"==typeof o.pipe;simpleGet.concat=(opts,cb)=>simpleGet(opts,(err,res)=>err?cb(err):void concat(res,(err,data)=>{if(err)return cb(err);if(opts.json)try{data=JSON.parse(data.toString())}catch(err){return cb(err,res,data)}cb(null,res,data)})),["get","post","put","patch","head","delete"].forEach(method=>{simpleGet[method]=(opts,cb)=>("string"==typeof opts&&(opts={url:opts}),simpleGet(Object.assign({method:method.toUpperCase()},opts),cb))})}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69,"decompress-response":41,http:268,https:156,once:191,querystring:217,"simple-concat":257,url:285}],259:[function(require,module){function filterTrickle(sdp){return sdp.replace(/a=ice-options:trickle\s\n/g,"")}function warn(message){console.warn(message)}/*! simple-peer. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-peer"),getBrowserRTC=require("get-browser-rtc"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),errCode=require("err-code"),{Buffer}=require("buffer"),MAX_BUFFERED_AMOUNT=65536;class Peer extends stream.Duplex{constructor(opts){if(opts=Object.assign({allowHalfOpen:!1},opts),super(opts),this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new peer %o",opts),this.channelName=opts.initiator?opts.channelName||randombytes(20).toString("hex"):null,this.initiator=opts.initiator||!1,this.channelConfig=opts.channelConfig||Peer.channelConfig,this.channelNegotiated=this.channelConfig.negotiated,this.config=Object.assign({},Peer.config,opts.config),this.offerOptions=opts.offerOptions||{},this.answerOptions=opts.answerOptions||{},this.sdpTransform=opts.sdpTransform||(sdp=>sdp),this.streams=opts.streams||(opts.stream?[opts.stream]:[]),this.trickle=void 0===opts.trickle||opts.trickle,this.allowHalfTrickle=void 0!==opts.allowHalfTrickle&&opts.allowHalfTrickle,this.iceCompleteTimeout=opts.iceCompleteTimeout||5000,this.destroyed=!1,this.destroying=!1,this._connected=!1,this.remoteAddress=void 0,this.remoteFamily=void 0,this.remotePort=void 0,this.localAddress=void 0,this.localFamily=void 0,this.localPort=void 0,this._wrtc=opts.wrtc&&"object"==typeof opts.wrtc?opts.wrtc:getBrowserRTC(),!this._wrtc)if("undefined"==typeof window)throw errCode(new Error("No WebRTC support: Specify `opts.wrtc` option in this environment"),"ERR_WEBRTC_SUPPORT");else throw errCode(new Error("No WebRTC support: Not a supported browser"),"ERR_WEBRTC_SUPPORT");this._pcReady=!1,this._channelReady=!1,this._iceComplete=!1,this._iceCompleteTimer=null,this._channel=null,this._pendingCandidates=[],this._isNegotiating=!1,this._firstNegotiation=!0,this._batchedNegotiation=!1,this._queuedNegotiation=!1,this._sendersAwaitingStable=[],this._senderMap=new Map,this._closingInterval=null,this._remoteTracks=[],this._remoteStreams=[],this._chunk=null,this._cb=null,this._interval=null;try{this._pc=new this._wrtc.RTCPeerConnection(this.config)}catch(err){return void this.destroy(errCode(err,"ERR_PC_CONSTRUCTOR"))}this._isReactNativeWebrtc="number"==typeof this._pc._peerConnectionId,this._pc.oniceconnectionstatechange=()=>{this._onIceStateChange()},this._pc.onicegatheringstatechange=()=>{this._onIceStateChange()},this._pc.onconnectionstatechange=()=>{this._onConnectionStateChange()},this._pc.onsignalingstatechange=()=>{this._onSignalingStateChange()},this._pc.onicecandidate=event=>{this._onIceCandidate(event)},"object"==typeof this._pc.peerIdentity&&this._pc.peerIdentity.catch(err=>{this.destroy(errCode(err,"ERR_PC_PEER_IDENTITY"))}),this.initiator||this.channelNegotiated?this._setupData({channel:this._pc.createDataChannel(this.channelName,this.channelConfig)}):this._pc.ondatachannel=event=>{this._setupData(event)},this.streams&&this.streams.forEach(stream=>{this.addStream(stream)}),this._pc.ontrack=event=>{this._onTrack(event)},this._debug("initial negotiation"),this._needsNegotiation(),this._onFinishBound=()=>{this._onFinish()},this.once("finish",this._onFinishBound)}get bufferSize(){return this._channel&&this._channel.bufferedAmount||0}get connected(){return this._connected&&"open"===this._channel.readyState}address(){return{port:this.localPort,family:this.localFamily,address:this.localAddress}}signal(data){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot signal after peer is destroyed"),"ERR_DESTROYED");if("string"==typeof data)try{data=JSON.parse(data)}catch(err){data={}}this._debug("signal()"),data.renegotiate&&this.initiator&&(this._debug("got request to renegotiate"),this._needsNegotiation()),data.transceiverRequest&&this.initiator&&(this._debug("got request for transceiver"),this.addTransceiver(data.transceiverRequest.kind,data.transceiverRequest.init)),data.candidate&&(this._pc.remoteDescription&&this._pc.remoteDescription.type?this._addIceCandidate(data.candidate):this._pendingCandidates.push(data.candidate)),data.sdp&&this._pc.setRemoteDescription(new this._wrtc.RTCSessionDescription(data)).then(()=>{this.destroyed||(this._pendingCandidates.forEach(candidate=>{this._addIceCandidate(candidate)}),this._pendingCandidates=[],"offer"===this._pc.remoteDescription.type&&this._createAnswer())}).catch(err=>{this.destroy(errCode(err,"ERR_SET_REMOTE_DESCRIPTION"))}),data.sdp||data.candidate||data.renegotiate||data.transceiverRequest||this.destroy(errCode(new Error("signal() called with invalid signal data"),"ERR_SIGNALING"))}}_addIceCandidate(candidate){const iceCandidateObj=new this._wrtc.RTCIceCandidate(candidate);this._pc.addIceCandidate(iceCandidateObj).catch(err=>{!iceCandidateObj.address||iceCandidateObj.address.endsWith(".local")?warn("Ignoring unsupported ICE candidate."):this.destroy(errCode(err,"ERR_ADD_ICE_CANDIDATE"))})}send(chunk){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot send after peer is destroyed"),"ERR_DESTROYED");this._channel.send(chunk)}}addTransceiver(kind,init){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addTransceiver after peer is destroyed"),"ERR_DESTROYED");if(this._debug("addTransceiver()"),this.initiator)try{this._pc.addTransceiver(kind,init),this._needsNegotiation()}catch(err){this.destroy(errCode(err,"ERR_ADD_TRANSCEIVER"))}else this.emit("signal",{type:"transceiverRequest",transceiverRequest:{kind,init}})}}addStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot addStream after peer is destroyed"),"ERR_DESTROYED");this._debug("addStream()"),stream.getTracks().forEach(track=>{this.addTrack(track,stream)})}}addTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot addTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("addTrack()");const submap=this._senderMap.get(track)||new Map;let sender=submap.get(stream);if(!sender)sender=this._pc.addTrack(track,stream),submap.set(stream,sender),this._senderMap.set(track,submap),this._needsNegotiation();else if(sender.removed)throw errCode(new Error("Track has been removed. You should enable/disable tracks that you want to re-add."),"ERR_SENDER_REMOVED");else throw errCode(new Error("Track has already been added to that stream."),"ERR_SENDER_ALREADY_ADDED")}replaceTrack(oldTrack,newTrack,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot replaceTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("replaceTrack()");const submap=this._senderMap.get(oldTrack),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot replace track that was never added."),"ERR_TRACK_NOT_ADDED");newTrack&&this._senderMap.set(newTrack,submap),null==sender.replaceTrack?this.destroy(errCode(new Error("replaceTrack is not supported in this browser"),"ERR_UNSUPPORTED_REPLACETRACK")):sender.replaceTrack(newTrack)}removeTrack(track,stream){if(this.destroying)return;if(this.destroyed)throw errCode(new Error("cannot removeTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSender()");const submap=this._senderMap.get(track),sender=submap?submap.get(stream):null;if(!sender)throw errCode(new Error("Cannot remove track that was never added."),"ERR_TRACK_NOT_ADDED");try{sender.removed=!0,this._pc.removeTrack(sender)}catch(err){"NS_ERROR_UNEXPECTED"===err.name?this._sendersAwaitingStable.push(sender):this.destroy(errCode(err,"ERR_REMOVE_TRACK"))}this._needsNegotiation()}removeStream(stream){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot removeStream after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSenders()"),stream.getTracks().forEach(track=>{this.removeTrack(track,stream)})}}_needsNegotiation(){this._debug("_needsNegotiation");this._batchedNegotiation||(this._batchedNegotiation=!0,queueMicrotask(()=>{this._batchedNegotiation=!1,this.initiator||!this._firstNegotiation?(this._debug("starting batched negotiation"),this.negotiate()):this._debug("non-initiator initial negotiation request discarded"),this._firstNegotiation=!1}))}negotiate(){if(!this.destroying){if(this.destroyed)throw errCode(new Error("cannot negotiate after peer is destroyed"),"ERR_DESTROYED");this.initiator?this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("start negotiation"),setTimeout(()=>{this._createOffer()},0)):this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("requesting negotiation from initiator"),this.emit("signal",{type:"renegotiate",renegotiate:!0})),this._isNegotiating=!0}}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){this.destroyed||this.destroying||(this.destroying=!0,this._debug("destroying (error: %s)",err&&(err.message||err)),queueMicrotask(()=>{if(this.destroyed=!0,this.destroying=!1,this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(err){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(err){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,err&&this.emit("error",err),this.emit("close"),cb()}))}_setupData(event){if(!event.channel)return this.destroy(errCode(new Error("Data channel event is missing `channel` property"),"ERR_DATA_CHANNEL"));this._channel=event.channel,this._channel.binaryType="arraybuffer","number"==typeof this._channel.bufferedAmountLowThreshold&&(this._channel.bufferedAmountLowThreshold=MAX_BUFFERED_AMOUNT),this.channelName=this._channel.label,this._channel.onmessage=event=>{this._onChannelMessage(event)},this._channel.onbufferedamountlow=()=>{this._onChannelBufferedAmountLow()},this._channel.onopen=()=>{this._onChannelOpen()},this._channel.onclose=()=>{this._onChannelClose()},this._channel.onerror=event=>{const err=event.error instanceof Error?event.error:new Error(`Datachannel error: ${event.message} ${event.filename}:${event.lineno}:${event.colno}`);this.destroy(errCode(err,"ERR_DATA_CHANNEL"))};let isClosing=!1;this._closingInterval=setInterval(()=>{this._channel&&"closing"===this._channel.readyState?(isClosing&&this._onChannelClose(),isClosing=!0):isClosing=!1},5000)}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(errCode(new Error("cannot write after peer is destroyed"),"ERR_DATA_CHANNEL"));if(this._connected){try{this.send(chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_onFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this._connected?destroySoon():this.once("connect",destroySoon)}}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout(()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))},this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then(offer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(offer.sdp=filterTrickle(offer.sdp)),offer.sdp=this.sdpTransform(offer.sdp);const sendOffer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||offer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp})}};this._pc.setLocalDescription(offer).then(()=>{this._debug("createOffer success");this.destroyed||(this.trickle||this._iceComplete?sendOffer():this.once("_iceComplete",sendOffer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_OFFER"))})}_requestMissingTransceivers(){this._pc.getTransceivers&&this._pc.getTransceivers().forEach(transceiver=>{transceiver.mid||!transceiver.sender.track||transceiver.requested||(transceiver.requested=!0,this.addTransceiver(transceiver.sender.track.kind))})}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then(answer=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(answer.sdp=filterTrickle(answer.sdp)),answer.sdp=this.sdpTransform(answer.sdp);const sendAnswer=()=>{if(!this.destroyed){const signal=this._pc.localDescription||answer;this._debug("signal"),this.emit("signal",{type:signal.type,sdp:signal.sdp}),this.initiator||this._requestMissingTransceivers()}};this._pc.setLocalDescription(answer).then(()=>{this.destroyed||(this.trickle||this._iceComplete?sendAnswer():this.once("_iceComplete",sendAnswer))}).catch(err=>{this.destroy(errCode(err,"ERR_SET_LOCAL_DESCRIPTION"))})}).catch(err=>{this.destroy(errCode(err,"ERR_CREATE_ANSWER"))})}_onConnectionStateChange(){this.destroyed||"failed"===this._pc.connectionState&&this.destroy(errCode(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const iceConnectionState=this._pc.iceConnectionState,iceGatheringState=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",iceConnectionState,iceGatheringState),this.emit("iceStateChange",iceConnectionState,iceGatheringState),("connected"===iceConnectionState||"completed"===iceConnectionState)&&(this._pcReady=!0,this._maybeReady()),"failed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===iceConnectionState&&this.destroy(errCode(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(cb){const flattenValues=report=>("[object Array]"===Object.prototype.toString.call(report.values)&&report.values.forEach(value=>{Object.assign(report,value)}),report);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then(res=>{const reports=[];res.forEach(report=>{reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):0{if(this.destroyed)return;const reports=[];res.result().forEach(result=>{const report={};result.names().forEach(name=>{report[name]=result.stat(name)}),report.id=result.id,report.type=result.type,report.timestamp=result.timestamp,reports.push(flattenValues(report))}),cb(null,reports)},err=>cb(err)):cb(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const findCandidatePair=()=>{this.destroyed||this.getStats((err,items)=>{if(this.destroyed)return;err&&(items=[]);const remoteCandidates={},localCandidates={},candidatePairs={};let foundSelectedCandidatePair=!1;items.forEach(item=>{("remotecandidate"===item.type||"remote-candidate"===item.type)&&(remoteCandidates[item.id]=item),("localcandidate"===item.type||"local-candidate"===item.type)&&(localCandidates[item.id]=item),("candidatepair"===item.type||"candidate-pair"===item.type)&&(candidatePairs[item.id]=item)});const setSelectedCandidatePair=selectedCandidatePair=>{foundSelectedCandidatePair=!0;let local=localCandidates[selectedCandidatePair.localCandidateId];local&&(local.ip||local.address)?(this.localAddress=local.ip||local.address,this.localPort=+local.port):local&&local.ipAddress?(this.localAddress=local.ipAddress,this.localPort=+local.portNumber):"string"==typeof selectedCandidatePair.googLocalAddress&&(local=selectedCandidatePair.googLocalAddress.split(":"),this.localAddress=local[0],this.localPort=+local[1]),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let remote=remoteCandidates[selectedCandidatePair.remoteCandidateId];remote&&(remote.ip||remote.address)?(this.remoteAddress=remote.ip||remote.address,this.remotePort=+remote.port):remote&&remote.ipAddress?(this.remoteAddress=remote.ipAddress,this.remotePort=+remote.portNumber):"string"==typeof selectedCandidatePair.googRemoteAddress&&(remote=selectedCandidatePair.googRemoteAddress.split(":"),this.remoteAddress=remote[0],this.remotePort=+remote[1]),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(items.forEach(item=>{"transport"===item.type&&item.selectedCandidatePairId&&setSelectedCandidatePair(candidatePairs[item.selectedCandidatePairId]),("googCandidatePair"===item.type&&"true"===item.googActiveConnection||("candidatepair"===item.type||"candidate-pair"===item.type)&&item.selected)&&setSelectedCandidatePair(item)}),!foundSelectedCandidatePair&&(!Object.keys(candidatePairs).length||Object.keys(localCandidates).length))return void setTimeout(findCandidatePair,100);if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(errCode(err,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")})};findCandidatePair()}_onInterval(){this._cb&&this._channel&&!(this._channel.bufferedAmount>MAX_BUFFERED_AMOUNT)&&this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach(sender=>{this._pc.removeTrack(sender),this._queuedNegotiation=!0}),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(event){this.destroyed||(event.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:event.candidate.candidate,sdpMLineIndex:event.candidate.sdpMLineIndex,sdpMid:event.candidate.sdpMid}}):!event.candidate&&!this._iceComplete&&(this._iceComplete=!0,this.emit("_iceComplete")),event.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_onChannelBufferedAmountLow(){if(!this.destroyed&&this._cb){this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.destroy())}_onTrack(event){this.destroyed||event.streams.forEach(eventStream=>{this._debug("on track"),this.emit("track",event.track,eventStream),this._remoteTracks.push({track:event.track,stream:eventStream});this._remoteStreams.some(remoteStream=>remoteStream.id===eventStream.id)||(this._remoteStreams.push(eventStream),queueMicrotask(()=>{this._debug("on stream"),this.emit("stream",eventStream)}))})}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Peer.WEBRTC_SUPPORT=!!getBrowserRTC(),Peer.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},Peer.channelConfig={},module.exports=Peer},{buffer:69,debug:105,"err-code":136,"get-browser-rtc":141,"queue-microtask":218,randombytes:221,"readable-stream":240}],260:[function(require,module){function sha1sync(buf){return rusha.digest(buf)}function sha1(buf,cb){return subtle?void("string"==typeof buf&&(buf=uint8array(buf)),subtle.digest({name:"sha-1"},buf).then(function(result){cb(hex(new Uint8Array(result)))},function(){cb(sha1sync(buf))})):void("undefined"==typeof window?queueMicrotask(()=>cb(sha1sync(buf))):rushaWorkerSha1(buf,function(err,hash){return err?void cb(sha1sync(buf)):void cb(hash)}))}function uint8array(s){const l=s.length,array=new Uint8Array(l);for(let i=0;i>>4).toString(16)),chars.push((15&bite).toString(16))}return chars.join("")}const Rusha=require("rusha"),rushaWorkerSha1=require("./rusha-worker-sha1"),rusha=new Rusha,scope="undefined"==typeof window?self:window,crypto=scope.crypto||scope.msCrypto||{};let subtle=crypto.subtle||crypto.webkitSubtle;try{subtle.digest({name:"sha-1"},new Uint8Array).catch(function(){subtle=!1})}catch(err){subtle=!1}module.exports=sha1,module.exports.sync=sha1sync},{"./rusha-worker-sha1":261,rusha:246}],261:[function(require,module){function init(){worker=Rusha.createWorker(),nextTaskId=1,cbs={},worker.onmessage=function(e){const taskId=e.data.id,cb=cbs[taskId];delete cbs[taskId],null==e.data.error?cb(null,e.data.hash):cb(new Error("Rusha worker error: "+e.data.error))}}function sha1(buf,cb){worker||init(),cbs[nextTaskId]=cb,worker.postMessage({id:nextTaskId,data:buf}),nextTaskId+=1}const Rusha=require("rusha");let worker,nextTaskId,cbs;module.exports=sha1},{rusha:246}],262:[function(require,module){(function(Buffer){(function(){/*! simple-websocket. MIT License. Feross Aboukhadijeh */const debug=require("debug")("simple-websocket"),randombytes=require("randombytes"),stream=require("readable-stream"),queueMicrotask=require("queue-microtask"),ws=require("ws"),_WebSocket="function"==typeof ws?ws:WebSocket,MAX_BUFFERED_AMOUNT=65536;class Socket extends stream.Duplex{constructor(opts={}){if("string"==typeof opts&&(opts={url:opts}),opts=Object.assign({allowHalfOpen:!1},opts),super(opts),null==opts.url&&null==opts.socket)throw new Error("Missing required `url` or `socket` option");if(null!=opts.url&&null!=opts.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=randombytes(4).toString("hex").slice(0,7),this._debug("new websocket: %o",opts),this.connected=!1,this.destroyed=!1,this._chunk=null,this._cb=null,this._interval=null,opts.socket)this.url=opts.socket.url,this._ws=opts.socket,this.connected=opts.socket.readyState===_WebSocket.OPEN;else{this.url=opts.url;try{this._ws="function"==typeof ws?new _WebSocket(opts.url,null,{...opts,encoding:void 0}):new _WebSocket(opts.url)}catch(err){return void queueMicrotask(()=>this.destroy(err))}}this._ws.binaryType="arraybuffer",opts.socket&&this.connected?queueMicrotask(()=>this._handleOpen()):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=event=>this._handleMessage(event),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=err=>this._handleError(err),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(chunk){this._ws.send(chunk)}destroy(err){this._destroy(err,()=>{})}_destroy(err,cb){if(!this.destroyed){if(this._debug("destroy (error: %s)",err&&(err.message||err)),this.readable=this.writable=!1,this._readableState.ended||this.push(null),this._writableState.finished||this.end(),this.connected=!1,this.destroyed=!0,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const ws=this._ws,onClose=()=>{ws.onclose=null};if(ws.readyState===_WebSocket.CLOSED)onClose();else try{ws.onclose=onClose,ws.close()}catch(err){onClose()}ws.onopen=null,ws.onmessage=null,ws.onerror=()=>{}}this._ws=null,err&&this.emit("error",err),this.emit("close"),cb()}}_read(){}_write(chunk,encoding,cb){if(this.destroyed)return cb(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(chunk)}catch(err){return this.destroy(err)}"function"!=typeof ws&&this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=cb):cb(null)}else this._debug("write before connect"),this._chunk=chunk,this._cb=cb}_handleOpen(){if(!(this.connected||this.destroyed)){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(err){return this.destroy(err)}this._chunk=null,this._debug("sent chunk from \"write before connect\"");const cb=this._cb;this._cb=null,cb(null)}"function"!=typeof ws&&(this._interval=setInterval(()=>this._onInterval(),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(event){if(this.destroyed)return;let data=event.data;data instanceof ArrayBuffer&&(data=Buffer.from(data)),this.push(data)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(!this.destroyed){const destroySoon=()=>{setTimeout(()=>this.destroy(),1e3)};this.connected?destroySoon():this.once("connect",destroySoon)}}_onInterval(){if(this._cb&&this._ws&&!(this._ws.bufferedAmount>MAX_BUFFERED_AMOUNT)){this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const cb=this._cb;this._cb=null,cb(null)}}_debug(){const args=[].slice.call(arguments);args[0]="["+this._id+"] "+args[0],debug.apply(null,args)}}Socket.WEBSOCKET_SUPPORT=!!_WebSocket,module.exports=Socket}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69,debug:105,"queue-microtask":218,randombytes:221,"readable-stream":240,ws:41}],263:[function(require,module){const Throttle=require("./lib/throttle"),ThrottleGroup=require("./lib/throttle-group");module.exports={Throttle,ThrottleGroup}},{"./lib/throttle":265,"./lib/throttle-group":264}],264:[function(require,module){var _NumberisInteger=Number.isInteger;const{TokenBucket}=require("limiter"),Throttle=require("./throttle");module.exports=class{constructor(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");this.throttles=[],this.setEnabled(opts.enabled),this.setRate(opts.rate,opts.chunksize)}getEnabled(){return this._enabled}getRate(){return this.bucket.tokensPerInterval}getChunksize(){return this.chunksize}setEnabled(val=!0){if("boolean"!=typeof val)throw new Error("Enabled must be a boolean");this._enabled=val;for(const throttle of this.throttles)throttle.setEnabled(val)}setRate(rate,chunksize=null){if(!_NumberisInteger(rate)||0>rate)throw new Error("Rate must be an integer bigger than zero");if(rate=parseInt(rate),chunksize&&("number"!=typeof chunksize||0>=chunksize))throw new Error("Chunksize must be bigger than zero");if(chunksize=chunksize||_Mathmax(parseInt(rate/10),1),chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.bucket||(this.bucket=new TokenBucket(rate,rate,"second",null)),this.bucket.bucketSize=rate,this.bucket.tokensPerInterval=rate,this.chunksize=chunksize}setChunksize(chunksize){if(!_NumberisInteger(chunksize)||0>=chunksize)throw new Error("Chunk size must be an integer bigger than zero");const rate=this.getRate();if(chunksize=parseInt(chunksize),0rate)throw new Error("Chunk size must be smaller than rate");this.chunksize=chunksize}throttle(opts={}){if("object"!=typeof opts)throw new Error("Options must be an object");const newThrottle=new Throttle({...opts,group:this});return newThrottle}destroy(){for(const throttle of this.throttles)throttle.destroy();this.throttles=[]}_addThrottle(throttle){if(!(throttle instanceof Throttle))throw new Error("Throttle must be an instance of Throttle");this.throttles.push(throttle)}_removeThrottle(throttle){const index=this.throttles.indexOf(throttle);-1{function isDone(err){if(self._emitter.removeListener("disabled",isDone),self._emitter.removeListener("destroyed",isDone),!done)return done=!0,err?reject(err):void resolve()}let done=!1;const self=this;this._emitter.once("disabled",isDone),this._emitter.once("destroyed",isDone),this._group.bucket.removeTokens(amount,isDone)})}_areBothEnabled(){return this._enabled&&this._group.getEnabled()}async _processChunk(chunk,done){if(!this._areBothEnabled())return done(null,chunk);let pos=0,chunksize=this._group.getChunksize(),slice=chunk.slice(pos,pos+chunksize);for(;0setTimeout(resolve,time))}}},{}],267:[function(require,module){var tick=1,maxTick=65535,resolution=4,inc=function(){tick=tick+1&maxTick},timer;module.exports=function(seconds){timer||(timer=setInterval(inc,0|1e3/resolution),timer.unref&&timer.unref());var size=resolution*(seconds||5),buffer=[0],pointer=1,last=tick-1&maxTick;return function(delta){var dist=tick-last&maxTick;for(dist>size&&(dist=size),last=tick;dist--;)pointer===size&&(pointer=0),buffer[pointer]=buffer[0===pointer?size-1:pointer-1],pointer++;delta&&(buffer[pointer-1]+=delta);var top=buffer[pointer-1],btm=buffer.lengthself._pos){var newData=response.substr(self._pos);if("x-user-defined"===self._charset){for(var buffer=Buffer.alloc(newData.length),i=0;iself._pos&&(self.push(Buffer.from(new Uint8Array(reader.result.slice(self._pos)))),self._pos=reader.result.byteLength)},reader.onload=function(){resetTimers(!0),self.push(null)},reader.readAsArrayBuffer(response);}self._xhr.readyState===rStates.DONE&&"ms-stream"!==self._mode&&(resetTimers(!0),self.push(null))}}).call(this)}).call(this,require("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,require("buffer").Buffer)},{"./capability":269,_process:205,buffer:69,inherits:159,"readable-stream":240}],272:[function(require,module){module.exports=async function(stream,mimeType){const blob=await getBlob(stream,mimeType),url=URL.createObjectURL(blob);return url};const getBlob=require("stream-to-blob")},{"stream-to-blob":273}],273:[function(require,module){/*! stream-to-blob. MIT License. Feross Aboukhadijeh */module.exports=function(stream,mimeType){if(null!=mimeType&&"string"!=typeof mimeType)throw new Error("Invalid mimetype, expected string.");return new Promise((resolve,reject)=>{const chunks=[];stream.on("data",chunk=>chunks.push(chunk)).once("end",()=>{const blob=null==mimeType?new Blob(chunks):new Blob(chunks,{type:mimeType});resolve(blob)}).once("error",reject)})}},{}],274:[function(require,module){(function(Buffer){(function(){/*! stream-with-known-length-to-buffer. MIT License. Feross Aboukhadijeh */var once=require("once");module.exports=function(stream,length,cb){cb=once(cb);var buf=Buffer.alloc(length),offset=0;stream.on("data",function(chunk){chunk.copy(buf,offset),offset+=chunk.length}).on("end",function(){cb(null,buf)}).on("error",cb)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69,once:191}],275:[function(require,module){function afterDrain(){this.stream._duplexState|=READ_PIPE_DRAINED,0==(this.stream._duplexState&READ_ACTIVE_AND_SYNC)&&this.updateNextTick()}function afterFinal(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROY_STATUS)&&(stream._duplexState|=WRITE_DONE,stream.emit("finish")),(stream._duplexState&AUTO_DESTROY)===DONE&&(stream._duplexState|=DESTROYING),stream._duplexState&=WRITE_NOT_ACTIVE,this.update()}function afterDestroy(err){const stream=this.stream;err||this.error===STREAM_DESTROYED||(err=this.error),err&&stream.emit("error",err),stream._duplexState|=DESTROYED,stream.emit("close");const rs=stream._readableState,ws=stream._writableState;null!==rs&&null!==rs.pipeline&&rs.pipeline.done(stream,err),null!==ws&&null!==ws.pipeline&&ws.pipeline.done(stream,err)}function afterWrite(err){const stream=this.stream;err&&stream.destroy(err),stream._duplexState&=WRITE_NOT_ACTIVE,(stream._duplexState&WRITE_DRAIN_STATUS)===WRITE_UNDRAINED&&(stream._duplexState&=WRITE_DRAINED,(stream._duplexState&WRITE_EMIT_DRAIN)===WRITE_EMIT_DRAIN&&stream.emit("drain")),0==(stream._duplexState&WRITE_SYNC)&&this.update()}function afterRead(err){err&&this.stream.destroy(err),this.stream._duplexState&=READ_NOT_ACTIVE,0==(this.stream._duplexState&READ_SYNC)&&this.update()}function updateReadNT(){this.stream._duplexState&=READ_NOT_NEXT_TICK,this.update()}function updateWriteNT(){this.stream._duplexState&=WRITE_NOT_NEXT_TICK,this.update()}function afterOpen(err){const stream=this.stream;err&&stream.destroy(err),0==(stream._duplexState&DESTROYING)&&(0==(stream._duplexState&READ_PRIMARY_STATUS)&&(stream._duplexState|=READ_PRIMARY),0==(stream._duplexState&WRITE_PRIMARY_STATUS)&&(stream._duplexState|=WRITE_PRIMARY),stream.emit("open")),stream._duplexState&=NOT_ACTIVE,null!==stream._writableState&&stream._writableState.update(),null!==stream._readableState&&stream._readableState.update()}function afterTransform(err,data){data!==void 0&&null!==data&&this.push(data),this._writableState.afterWrite(err)}function transformAfterFlush(err,data){const cb=this._transformState.afterFinal;return err?cb(err):void(null!==data&&data!==void 0&&this.push(data),this.push(null),cb(null))}function pipeline(stream,...streams){function errorHandle(s,rd,wr,onerror){s.on("error",onerror),s.on("close",function(){return rd&&s._readableState&&!s._readableState.ended?onerror(PREMATURE_CLOSE):wr&&s._writableState&&!s._writableState.ended?onerror(PREMATURE_CLOSE):void 0})}function onerror(err){if(err&&!error){error=err;for(const s of all)s.destroy(err)}}const all=Array.isArray(stream)?[...stream,...streams]:[stream,...streams],done=all.length&&"function"==typeof all[all.length-1]?all.pop():null;if(2>all.length)throw new Error("Pipeline requires at least 2 streams");let src=all[0],dest=null,error=null;for(let i=1;i{fin=!0}),dest.on("error",err=>{error=error||err}),dest.on("close",()=>done(error||(fin?null:PREMATURE_CLOSE)))}return dest}function isStream(stream){return!!stream._readableState||!!stream._writableState}function isStreamx(stream){return"number"==typeof stream._duplexState&&isStream(stream)}function isReadStreamx(stream){return isStreamx(stream)&&stream.readable}function isTypedArray(data){return"object"==typeof data&&null!==data&&"number"==typeof data.byteLength}function defaultByteLength(data){return isTypedArray(data)?data.byteLength:1024}function noop(){}function abort(){this.destroy(new Error("Stream aborted."))}const{EventEmitter}=require("events"),STREAM_DESTROYED=new Error("Stream was destroyed"),PREMATURE_CLOSE=new Error("Premature close"),queueTick=require("queue-tick"),FIFO=require("fast-fifo"),MAX=33554431,OPENING=1,DESTROYING=2,DESTROYED=4,NOT_OPENING=MAX^OPENING,READ_ACTIVE=8,READ_PRIMARY=16,READ_SYNC=32,READ_QUEUED=64,READ_RESUMED=128,READ_PIPE_DRAINED=256,READ_ENDING=512,READ_EMIT_DATA=1024,READ_EMIT_READABLE=2048,READ_EMITTED_READABLE=4096,READ_DONE=8192,READ_NEXT_TICK=16392,READ_NEEDS_PUSH=32768,READ_NOT_ACTIVE=MAX^READ_ACTIVE,READ_PIPE_NOT_DRAINED=MAX^(READ_RESUMED|READ_PIPE_DRAINED),READ_NOT_NEXT_TICK=MAX^READ_NEXT_TICK,WRITE_ACTIVE=65536,WRITE_PRIMARY=131072,WRITE_SYNC=262144,WRITE_QUEUED=524288,WRITE_UNDRAINED=1048576,WRITE_DONE=2097152,WRITE_EMIT_DRAIN=4194304,WRITE_NEXT_TICK=8454144,WRITE_FINISHING=16777216,WRITE_NOT_ACTIVE=MAX^WRITE_ACTIVE,WRITE_NON_PRIMARY=MAX^WRITE_PRIMARY,WRITE_DRAINED=MAX^WRITE_UNDRAINED,WRITE_NOT_NEXT_TICK=MAX^WRITE_NEXT_TICK,ACTIVE=READ_ACTIVE|WRITE_ACTIVE,NOT_ACTIVE=MAX^ACTIVE,DONE=READ_DONE|WRITE_DONE,DESTROY_STATUS=DESTROYING|DESTROYED,OPEN_STATUS=DESTROY_STATUS|OPENING,AUTO_DESTROY=DESTROY_STATUS|DONE,TICKING=(WRITE_NEXT_TICK|READ_NEXT_TICK)&NOT_ACTIVE,ACTIVE_OR_TICKING=ACTIVE|TICKING,IS_OPENING=OPEN_STATUS|TICKING,READ_PRIMARY_STATUS=OPEN_STATUS|READ_ENDING|READ_DONE,READ_STATUS=OPEN_STATUS|READ_DONE|READ_QUEUED,READ_ACTIVE_AND_SYNC=READ_ACTIVE|READ_SYNC,WRITE_PRIMARY_STATUS=OPEN_STATUS|WRITE_FINISHING|WRITE_DONE,WRITE_DRAIN_STATUS=WRITE_QUEUED|WRITE_UNDRAINED|OPEN_STATUS|WRITE_ACTIVE,WRITE_STATUS=OPEN_STATUS|WRITE_ACTIVE|WRITE_QUEUED,asyncIterator=Symbol.asyncIterator||Symbol("asyncIterator");class WritableState{constructor(stream,{highWaterMark=16384,map=null,mapWritable,byteLength,byteLengthWritable}={}){this.stream=stream,this.queue=new FIFO,this.highWaterMark=highWaterMark,this.buffered=0,this.error=null,this.pipeline=null,this.byteLength=byteLengthWritable||byteLength||defaultByteLength,this.map=mapWritable||map,this.afterWrite=afterWrite.bind(this),this.afterUpdateNextTick=updateWriteNT.bind(this)}get ended(){return 0!=(this.stream._duplexState&WRITE_DONE)}push(data){return(null!==this.map&&(data=this.map(data)),this.buffered+=this.byteLength(data),this.queue.push(data),this.buffered=rs._readableState.highWaterMark}static isPaused(rs){return 0==(rs._duplexState&READ_RESUMED)}[asyncIterator](){function onreadable(){null!==promiseResolve&&ondata(stream.read())}function onclose(){null!==promiseResolve&&ondata(null)}function ondata(data){null===promiseReject||(error?promiseReject(error):null===data&&0==(stream._duplexState&READ_DONE)?promiseReject(STREAM_DESTROYED):promiseResolve({value:data,done:null==data}),promiseReject=promiseResolve=null)}function destroy(err){return stream.destroy(err),new Promise((resolve,reject)=>stream._duplexState&DESTROYED?resolve({value:void 0,done:!0}):void stream.once("close",function(){err?reject(err):resolve({value:void 0,done:!0})}))}const stream=this;let error=null,promiseResolve=null,promiseReject=null;return this.on("error",err=>{error=err}),this.on("readable",onreadable),this.on("close",onclose),{[asyncIterator](){return this},next(){return new Promise(function(resolve,reject){promiseResolve=resolve,promiseReject=reject;const data=stream.read();null===data?0!=(stream._duplexState&DESTROYED)&&ondata(null):ondata(data)})},return(){return destroy(null)},throw(err){return destroy(err)}}}}class Duplex extends Readable{constructor(opts){super(opts),this._duplexState=OPENING,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}}class Transform extends Duplex{constructor(opts){super(opts),this._transformState=new TransformState(this),opts&&(opts.transform&&(this._transform=opts.transform),opts.flush&&(this._flush=opts.flush))}_write(data){this._readableState.buffered>=this._readableState.highWaterMark?this._transformState.data=data:this._transform(data,this._transformState.afterTransform)}_read(cb){if(null!==this._transformState.data){const data=this._transformState.data;this._transformState.data=null,cb(null),this._transform(data,this._transformState.afterTransform)}else cb(null)}_transform(data,cb){cb(null,data)}_flush(cb){cb(null)}_final(cb){this._transformState.afterFinal=cb,this._flush(transformAfterFlush.bind(this))}}module.exports={pipeline,pipelinePromise:function(...streams){return new Promise((resolve,reject)=>pipeline(...streams,err=>err?reject(err):void resolve()))},isStream,isStreamx,Stream,Writable:class extends Stream{constructor(opts){super(opts),this._duplexState|=OPENING|READ_DONE,this._writableState=new WritableState(this,opts),opts&&(opts.writev&&(this._writev=opts.writev),opts.write&&(this._write=opts.write),opts.final&&(this._final=opts.final))}_writev(batch,cb){cb(null)}_write(data,cb){this._writableState.autoBatch(data,cb)}_final(cb){cb(null)}static isBackpressured(ws){return 0!=(ws._duplexState&(WRITE_UNDRAINED|DESTROY_STATUS|WRITE_FINISHING|WRITE_DONE))}write(data){return this._writableState.updateNextTick(),this._writableState.push(data)}end(data){return this._writableState.updateNextTick(),this._writableState.end(data),this}},Readable,Duplex,Transform,PassThrough:class extends Transform{}}},{events:70,"fast-fifo":139,"queue-tick":219}],276:[function(require,module,exports){'use strict';function _normalizeEncoding(enc){if(!enc)return"utf8";for(var retried;;)switch(enc){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return enc;default:if(retried)return;enc=(""+enc).toLowerCase(),retried=!0;}}function normalizeEncoding(enc){var nenc=_normalizeEncoding(enc);if("string"!=typeof nenc&&(Buffer.isEncoding===isEncoding||!isEncoding(enc)))throw new Error("Unknown encoding: "+enc);return nenc||enc}function StringDecoder(encoding){this.encoding=normalizeEncoding(encoding);var nb;switch(this.encoding){case"utf16le":this.text=utf16Text,this.end=utf16End,nb=4;break;case"utf8":this.fillLast=utf8FillLast,nb=4;break;case"base64":this.text=base64Text,this.end=base64End,nb=3;break;default:return this.write=simpleWrite,void(this.end=simpleEnd);}this.lastNeed=0,this.lastTotal=0,this.lastChar=Buffer.allocUnsafe(nb)}function utf8CheckByte(byte){if(127>=byte)return 0;return 6==byte>>5?2:14==byte>>4?3:30==byte>>3?4:2==byte>>6?-1:-2}function utf8CheckIncomplete(self,buf,i){var j=buf.length-1;if(j=c)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=buf[buf.length-1],buf.toString("utf16le",i,buf.length-1)}function utf16End(buf){var r=buf&&buf.length?this.write(buf):"";if(this.lastNeed){var end=this.lastTotal-this.lastNeed;return r+this.lastChar.toString("utf16le",0,end)}return r}function base64Text(buf,i){var n=(buf.length-i)%3;return 0==n?buf.toString("base64",i):(this.lastNeed=3-n,this.lastTotal=3,1==n?this.lastChar[0]=buf[buf.length-1]:(this.lastChar[0]=buf[buf.length-2],this.lastChar[1]=buf[buf.length-1]),buf.toString("base64",i,buf.length-n))}function base64End(buf){var r=buf&&buf.length?this.write(buf):"";return this.lastNeed?r+this.lastChar.toString("base64",0,3-this.lastNeed):r}function simpleWrite(buf){return buf.toString(this.encoding)}function simpleEnd(buf){return buf&&buf.length?this.write(buf):""}var Buffer=require("safe-buffer").Buffer,isEncoding=Buffer.isEncoding||function(encoding){switch(encoding=""+encoding,encoding&&encoding.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1;}};exports.StringDecoder=StringDecoder,StringDecoder.prototype.write=function(buf){if(0===buf.length)return"";var r,i;if(this.lastNeed){if(r=this.fillLast(buf),void 0===r)return"";i=this.lastNeed,this.lastNeed=0}else i=0;return i>shiftIndex,shiftIndex=(shiftIndex+5)%8,digit=digit<>8-shiftIndex,i++):(digit=31¤t>>8-(shiftIndex+5),shiftIndex=(shiftIndex+5)%8,0===shiftIndex&&i++),encoded[j]="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567".charCodeAt(digit),j++}for(i=j;i=shiftIndex?(shiftIndex=(shiftIndex+5)%8,0===shiftIndex?(plainChar|=plainDigit,decoded[plainPos]=plainChar,plainPos++,plainChar=0):plainChar|=255&plainDigit<<8-shiftIndex):(shiftIndex=(shiftIndex+5)%8,plainChar|=255&plainDigit>>>shiftIndex,decoded[plainPos]=plainChar,plainPos++,plainChar=255&plainDigit<<8-shiftIndex);else throw new Error("Invalid input - it is not base32 encoded string")}return decoded.slice(0,plainPos)}}).call(this)}).call(this,require("buffer").Buffer)},{buffer:69}],279:[function(require,module){var Buffer=require("buffer").Buffer;module.exports=function(buf){if(buf instanceof Uint8Array){if(0===buf.byteOffset&&buf.byteLength===buf.buffer.byteLength)return buf.buffer;if("function"==typeof buf.buffer.slice)return buf.buffer.slice(buf.byteOffset,buf.byteOffset+buf.byteLength)}if(Buffer.isBuffer(buf)){for(var arrayCopy=new Uint8Array(buf.length),len=buf.length,i=0;i */const debug=require("debug")("torrent-discovery"),DHT=require("bittorrent-dht/client"),EventEmitter=require("events").EventEmitter,parallel=require("run-parallel"),Tracker=require("bittorrent-tracker/client"),LSD=require("bittorrent-lsd");module.exports=class extends EventEmitter{constructor(opts){if(super(),!opts.peerId)throw new Error("Option `peerId` is required");if(!opts.infoHash)throw new Error("Option `infoHash` is required");if(!process.browser&&!opts.port)throw new Error("Option `port` is required");this.peerId="string"==typeof opts.peerId?opts.peerId:opts.peerId.toString("hex"),this.infoHash="string"==typeof opts.infoHash?opts.infoHash.toLowerCase():opts.infoHash.toString("hex"),this._port=opts.port,this._userAgent=opts.userAgent,this.destroyed=!1,this._announce=opts.announce||[],this._intervalMs=opts.intervalMs||900000,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=err=>{this.emit("warning",err)},this._onError=err=>{this.emit("error",err)},this._onDHTPeer=(peer,infoHash)=>{infoHash.toString("hex")!==this.infoHash||this.emit("peer",`${peer.host}:${peer.port}`,"dht")},this._onTrackerPeer=peer=>{this.emit("peer",peer,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=peer=>{this.emit("peer",peer,"lsd")};const createDHT=(port,opts)=>{const dht=new DHT(opts);return dht.on("warning",this._onWarning),dht.on("error",this._onError),dht.listen(port),this._internalDHT=!0,dht};!1===opts.tracker?this.tracker=null:opts.tracker&&"object"==typeof opts.tracker?(this._trackerOpts=Object.assign({},opts.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),this.dht=!1===opts.dht||"function"!=typeof DHT?null:opts.dht&&"function"==typeof opts.dht.addNode?opts.dht:opts.dht&&"object"==typeof opts.dht?createDHT(opts.dhtPort,opts.dht):createDHT(opts.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),this.lsd=!1===opts.lsd||"function"!=typeof LSD?null:this._createLSD()}updatePort(port){port===this._port||(this._port=port,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy(()=>{this.tracker=this._createTracker()})))}complete(opts){this.tracker&&this.tracker.complete(opts)}destroy(cb){if(!this.destroyed){this.destroyed=!0,clearTimeout(this._dhtTimeout);const tasks=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),tasks.push(cb=>{this.tracker.destroy(cb)})),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),tasks.push(cb=>{this.dht.destroy(cb)})),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),tasks.push(cb=>{this.lsd.destroy(cb)})),parallel(tasks,cb),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}}_createTracker(){const opts=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),tracker=new Tracker(opts);return tracker.on("warning",this._onWarning),tracker.on("error",this._onError),tracker.on("peer",this._onTrackerPeer),tracker.on("update",this._onTrackerAnnounce),tracker.setInterval(this._intervalMs),tracker.start(),tracker}_dhtAnnounce(){this._dhtAnnouncing||(debug("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,err=>{this._dhtAnnouncing=!1,debug("dht announce complete"),err&&this.emit("warning",err),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout(()=>{this._dhtAnnounce()},this._intervalMs+_Mathfloor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())}))}_createLSD(){const opts=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),lsd=new LSD(opts);return lsd.on("warning",this._onWarning),lsd.on("error",this._onError),lsd.on("peer",this._onLSDPeer),lsd.start(),lsd}}}).call(this)}).call(this,require("_process"))},{_process:205,"bittorrent-dht/client":41,"bittorrent-lsd":41,"bittorrent-tracker/client":33,debug:105,events:70,"run-parallel":245}],281:[function(require,module){(function(Buffer){(function(){/*! torrent-piece. MIT License. WebTorrent LLC */const BLOCK_LENGTH=16384;class Piece{constructor(length){this.length=length,this.missing=length,this.sources=null,this._chunks=_Mathceil(length/BLOCK_LENGTH),this._remainder=length%BLOCK_LENGTH||BLOCK_LENGTH,this._buffered=0,this._buffer=null,this._cancellations=null,this._reservations=0,this._flushed=!1}chunkLength(i){return i===this._chunks-1?this._remainder:BLOCK_LENGTH}chunkLengthRemaining(i){return this.length-i*BLOCK_LENGTH}chunkOffset(i){return i*BLOCK_LENGTH}reserve(){return this.init()?this._cancellations.length?this._cancellations.pop():this._reservations=arr.length||0>i)){var last=arr.pop();if(i","\"","`"," ","\r","\n","\t"]),autoEscape=["'"].concat(unwise),nonHostChars=["%","/","?",";","#"].concat(autoEscape),hostEndingChars=["/","?","#"],hostnamePartPattern=/^[+a-z0-9A-Z_-]{0,63}$/,unsafeProtocol={javascript:!0,"javascript:":!0},hostlessProtocol={javascript:!0,"javascript:":!0},slashedProtocol={http:!0,https:!0,ftp:!0,gopher:!0,file:!0,"http:":!0,"https:":!0,"ftp:":!0,"gopher:":!0,"file:":!0},querystring=require("querystring");Url.prototype.parse=function(url,parseQueryString,slashesDenoteHost){if(!util.isString(url))throw new TypeError("Parameter 'url' must be a string, not "+typeof url);var queryIndex=url.indexOf("?"),splitter=-1!==queryIndex&&queryIndexrelPath.length&&relPath.unshift(""),result.pathname=relPath.join("/")}else result.pathname=relative.pathname;if(result.search=relative.search,result.query=relative.query,result.host=relative.host||"",result.auth=relative.auth,result.hostname=relative.hostname||relative.host,result.port=relative.port,result.pathname||result.search){var p=result.pathname||"",s=result.search||"";result.path=p+s}return result.slashes=result.slashes||relative.slashes,result.href=result.format(),result}var isSourceAbs=result.pathname&&"/"===result.pathname.charAt(0),isRelAbs=relative.host||relative.pathname&&"/"===relative.pathname.charAt(0),mustEndAbs=isRelAbs||isSourceAbs||result.host&&relative.pathname,removeAllDots=mustEndAbs,srcPath=result.pathname&&result.pathname.split("/")||[],relPath=relative.pathname&&relative.pathname.split("/")||[],psychotic=result.protocol&&!slashedProtocol[result.protocol];if(psychotic&&(result.hostname="",result.port=null,result.host&&(""===srcPath[0]?srcPath[0]=result.host:srcPath.unshift(result.host)),result.host="",relative.protocol&&(relative.hostname=null,relative.port=null,relative.host&&(""===relPath[0]?relPath[0]=relative.host:relPath.unshift(relative.host)),relative.host=null),mustEndAbs=mustEndAbs&&(""===relPath[0]||""===srcPath[0])),isRelAbs)result.host=relative.host||""===relative.host?relative.host:result.host,result.hostname=relative.hostname||""===relative.hostname?relative.hostname:result.hostname,result.search=relative.search,result.query=relative.query,srcPath=relPath;else if(relPath.length)srcPath||(srcPath=[]),srcPath.pop(),srcPath=srcPath.concat(relPath),result.search=relative.search,result.query=relative.query;else if(!util.isNullOrUndefined(relative.search)){if(psychotic){result.hostname=result.host=srcPath.shift();var authInHost=!!(result.host&&0 */const{EventEmitter}=require("events"),bencode=require("bencode"),BitField=require("bitfield").default,debug=require("debug")("ut_metadata"),sha1=require("simple-sha1"),BITFIELD_GROW=1E3,PIECE_LENGTH=16384;module.exports=metadata=>{class utMetadata extends EventEmitter{constructor(wire){super(),this._wire=wire,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new BitField(0,{grow:BITFIELD_GROW}),Buffer.isBuffer(metadata)&&this.setMetadata(metadata)}onHandshake(infoHash){this._infoHash=infoHash}onExtendedHandshake(handshake){return handshake.m&&handshake.m.ut_metadata?handshake.metadata_size?"number"!=typeof handshake.metadata_size||1E7=handshake.metadata_size?this.emit("warning",new Error("Peer gave invalid metadata size")):void(this._metadataSize=handshake.metadata_size,this._numPieces=_Mathceil(this._metadataSize/PIECE_LENGTH),this._remainingRejects=2*this._numPieces,this._requestPieces()):this.emit("warning",new Error("Peer does not have metadata")):this.emit("warning",new Error("Peer does not support ut_metadata"))}onMessage(buf){let dict,trailer;try{const str=buf.toString(),trailerIndex=str.indexOf("ee")+2;dict=bencode.decode(str.substring(0,trailerIndex)),trailer=buf.slice(trailerIndex)}catch(err){return}switch(dict.msg_type){case 0:this._onRequest(dict.piece);break;case 1:this._onData(dict.piece,trailer,dict.total_size);break;case 2:this._onReject(dict.piece);}}fetch(){this._metadataComplete||(this._fetching=!0,this._metadataSize&&this._requestPieces())}cancel(){this._fetching=!1}setMetadata(metadata){if(this._metadataComplete)return!0;debug("set metadata");try{const info=bencode.decode(metadata).info;info&&(metadata=bencode.encode(info))}catch(err){}return!(this._infoHash&&this._infoHash!==sha1.sync(metadata))&&(this.cancel(),this.metadata=metadata,this._metadataComplete=!0,this._metadataSize=this.metadata.length,this._wire.extendedHandshake.metadata_size=this._metadataSize,this.emit("metadata",bencode.encode({info:bencode.decode(this.metadata)})),!0)}_send(dict,trailer){let buf=bencode.encode(dict);Buffer.isBuffer(trailer)&&(buf=Buffer.concat([buf,trailer])),this._wire.extended("ut_metadata",buf)}_request(piece){this._send({msg_type:0,piece})}_data(piece,buf,totalSize){const msg={msg_type:1,piece};"number"==typeof totalSize&&(msg.total_size=totalSize),this._send(msg,buf)}_reject(piece){this._send({msg_type:2,piece})}_onRequest(piece){if(!this._metadataComplete)return void this._reject(piece);const start=piece*PIECE_LENGTH;let end=start+PIECE_LENGTH;end>this._metadataSize&&(end=this._metadataSize);const buf=this.metadata.slice(start,end);this._data(piece,buf,this._metadataSize)}_onData(piece,buf){buf.length>PIECE_LENGTH||!this._fetching||(buf.copy(this.metadata,piece*PIECE_LENGTH),this._bitfield.set(piece),this._checkDone())}_onReject(piece){0=this._entries[this._index][this._countName]&&(this._index++,this._offset=0),this.value=this._entries[this._index]}}module.exports=class extends EventEmitter{constructor(file){super(),this._tracks=[],this._file=file,this._decoder=null,this._findMoov(0)}_findMoov(offset){this._decoder&&this._decoder.destroy();let toSkip=0;this._decoder=mp4.decode();const fileStream=this._file.createReadStream({start:offset});fileStream.pipe(this._decoder);const boxHandler=headers=>{"moov"===headers.type?(this._decoder.removeListener("box",boxHandler),this._decoder.decode(moov=>{fileStream.destroy();try{this._processMoov(moov)}catch(err){err.message=`Cannot parse mp4 file: ${err.message}`,this.emit("error",err)}})):headers.length<4096?(toSkip+=headers.length,this._decoder.ignore()):(this._decoder.removeListener("box",boxHandler),toSkip+=headers.length,fileStream.destroy(),this._decoder.destroy(),this._findMoov(offset+toSkip))};this._decoder.on("box",boxHandler)}_processMoov(moov){const traks=moov.traks;this._tracks=[],this._hasVideo=!1,this._hasAudio=!1;for(let i=0;i=stbl.stsz.entries.length)break;if(sampleInChunk++,offsetInChunk+=size,sampleInChunk>=currChunkEntry.samplesPerChunk){sampleInChunk=0,offsetInChunk=0,chunk++;const nextChunkEntry=stbl.stsc.entries[sampleToChunkIndex+1];nextChunkEntry&&chunk+1>=nextChunkEntry.firstChunk&&sampleToChunkIndex++}dts+=duration,decodingTimeEntry.inc(),presentationOffsetEntry&&presentationOffsetEntry.inc(),sync&&syncSampleIndex++}trak.mdia.mdhd.duration=0,trak.tkhd.duration=0;const defaultSampleDescriptionIndex=currChunkEntry.sampleDescriptionId,trackMoov={type:"moov",mvhd:moov.mvhd,traks:[{tkhd:trak.tkhd,mdia:{mdhd:trak.mdia.mdhd,hdlr:trak.mdia.hdlr,elng:trak.mdia.elng,minf:{vmhd:trak.mdia.minf.vmhd,smhd:trak.mdia.minf.smhd,dinf:trak.mdia.minf.dinf,stbl:{stsd:stbl.stsd,stts:empty(),ctts:empty(),stsc:empty(),stsz:empty(),stco:empty(),stss:empty()}}}}],mvex:{mehd:{fragmentDuration:moov.mvhd.duration},trexs:[{trackId:trak.tkhd.trackId,defaultSampleDescriptionIndex,defaultSampleDuration:0,defaultSampleSize:0,defaultSampleFlags:0}]}};this._tracks.push({fragmentSequence:1,trackId:trak.tkhd.trackId,timeScale:trak.mdia.mdhd.timeScale,samples,currSample:null,currTime:null,moov:trackMoov,mime})}if(0===this._tracks.length)return void this.emit("error",new Error("no playable tracks"));moov.mvhd.duration=0,this._ftyp={type:"ftyp",brand:"iso5",brandVersion:0,compatibleBrands:["iso5"]};const ftypBuf=Box.encode(this._ftyp),data=this._tracks.map(track=>{const moovBuf=Box.encode(track.moov);return{mime:track.mime,init:Buffer.concat([ftypBuf,moovBuf])}});this.emit("ready",data)}seek(time){if(!this._tracks)throw new Error("Not ready yet; wait for 'ready' event");this._fileStream&&(this._fileStream.destroy(),this._fileStream=null);let startOffset=-1;if(this._tracks.map((track,i)=>{track.outStream&&track.outStream.destroy(),track.inStream&&(track.inStream.destroy(),track.inStream=null);const outStream=track.outStream=mp4.encode(),fragment=this._generateFragment(i,time);if(!fragment)return outStream.finalize();(-1===startOffset||fragment.ranges[0].start{outStream.destroyed||outStream.box(frag.moof,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const slicedStream=track.inStream.slice(frag.ranges);slicedStream.pipe(outStream.mediaData(frag.length,err=>{if(err)return this.emit("error",err);if(!outStream.destroyed){const nextFrag=this._generateFragment(i);return nextFrag?void writeFragment(nextFrag):outStream.finalize()}}))}})};writeFragment(fragment)}),0<=startOffset){const fileStream=this._fileStream=this._file.createReadStream({start:startOffset});this._tracks.forEach(track=>{track.inStream=new RangeSliceStream(startOffset,{highWaterMark:1e7}),fileStream.pipe(track.inStream)})}return this._tracks.map(track=>track.outStream)}_findSampleBefore(trackInd,time){const track=this._tracks[trackInd],scaledTime=_Mathfloor(track.timeScale*time);let sample=bs(track.samples,scaledTime,(sample,t)=>{const pts=sample.dts+sample.presentationOffset;return pts-t});for(-1===sample?sample=0:0>sample&&(sample=-sample-2);!track.samples[sample].sync;)sample--;return sample}_generateFragment(track,time){const currTrack=this._tracks[track];let firstSample;if(firstSample=void 0===time?currTrack.currSample:this._findSampleBefore(track,time),firstSample>=currTrack.samples.length)return null;const startDts=currTrack.samples[firstSample].dts;let totalLen=0;const ranges=[];for(var currSample=firstSample;currSample=currTrack.timeScale*1)break;totalLen+=sample.size;const currRange=ranges.length-1;0>currRange||ranges[currRange].end!==sample.offset?ranges.push({start:sample.offset,end:sample.offset+sample.size}):ranges[currRange].end+=sample.size}return currTrack.currSample=currSample,{moof:this._generateMoof(track,firstSample,currSample),ranges,length:totalLen}}_generateMoof(track,firstSample,lastSample){const currTrack=this._tracks[track],entries=[];let trunVersion=0;for(let j=firstSample;jcurrSample.presentationOffset&&(trunVersion=1),entries.push({sampleDuration:currSample.duration,sampleSize:currSample.size,sampleFlags:currSample.sync?33554432:16842752,sampleCompositionTimeOffset:currSample.presentationOffset})}const moof={type:"moof",mfhd:{sequenceNumber:currTrack.fragmentSequence++},trafs:[{tfhd:{flags:131072,trackId:currTrack.trackId},tfdt:{baseMediaDecodeTime:currTrack.samples[firstSample].dts},trun:{flags:3841,dataOffset:8,entries,version:trunVersion}}]};return moof.trafs[0].trun.dataOffset+=Box.encodingLength(moof),moof}}}).call(this)}).call(this,require("buffer").Buffer)},{"binary-search":30,buffer:69,events:70,"mp4-box-encoding":184,"mp4-stream":187,"range-slice-stream":224}],290:[function(require,module){function VideoStream(file,mediaElem,opts={}){return this instanceof VideoStream?void(this.detailedError=null,this._elem=mediaElem,this._elemWrapper=new MediaElementWrapper(mediaElem),this._waitingFired=!1,this._trackMeta=null,this._file=file,this._tracks=null,"none"!==this._elem.preload&&this._createMuxer(),this._onError=()=>{this.detailedError=this._elemWrapper.detailedError,this.destroy()},this._onWaiting=()=>{this._waitingFired=!0,this._muxer?this._tracks&&this._pump():this._createMuxer()},mediaElem.autoplay&&(mediaElem.preload="auto"),mediaElem.addEventListener("waiting",this._onWaiting),mediaElem.addEventListener("error",this._onError)):(console.warn("Don't invoke VideoStream without the 'new' keyword."),new VideoStream(file,mediaElem,opts))}const MediaElementWrapper=require("mediasource"),pump=require("pump"),MP4Remuxer=require("./mp4-remuxer");VideoStream.prototype={_createMuxer(){this._muxer=new MP4Remuxer(this._file),this._muxer.on("ready",data=>{this._tracks=data.map(trackData=>{const mediaSource=this._elemWrapper.createWriteStream(trackData.mime);mediaSource.on("error",err=>{this._elemWrapper.error(err)});const track={muxed:null,mediaSource,initFlushed:!1,onInitFlushed:null};return mediaSource.write(trackData.init,err=>{track.initFlushed=!0,track.onInitFlushed&&track.onInitFlushed(err)}),track}),(this._waitingFired||"auto"===this._elem.preload)&&this._pump()}),this._muxer.on("error",err=>{this._elemWrapper.error(err)})},_pump(){const muxed=this._muxer.seek(this._elem.currentTime,!this._tracks);this._tracks.forEach((track,i)=>{const pumpTrack=()=>{track.muxed&&(track.muxed.destroy(),track.mediaSource=this._elemWrapper.createWriteStream(track.mediaSource),track.mediaSource.on("error",err=>{this._elemWrapper.error(err)})),track.muxed=muxed[i],pump(track.muxed,track.mediaSource)};track.initFlushed?pumpTrack():track.onInitFlushed=err=>err?void this._elemWrapper.error(err):void pumpTrack()})},destroy(){this.destroyed||(this.destroyed=!0,this._elem.removeEventListener("waiting",this._onWaiting),this._elem.removeEventListener("error",this._onError),this._tracks&&this._tracks.forEach(track=>{track.muxed&&track.muxed.destroy()}),this._elem.src="")}},module.exports=VideoStream},{"./mp4-remuxer":289,mediasource:172,pump:213}],291:[function(require,module){function wrappy(fn,cb){function wrapper(){for(var args=Array(arguments.length),i=0;i */const{EventEmitter}=require("events"),concat=require("simple-concat"),createTorrent=require("create-torrent"),debug=require("debug")("webtorrent"),DHT=require("bittorrent-dht/client"),loadIPSet=require("load-ip-set"),parallel=require("run-parallel"),parseTorrent=require("parse-torrent"),path=require("path"),Peer=require("simple-peer"),queueMicrotask=require("queue-microtask"),randombytes=require("randombytes"),sha1=require("simple-sha1"),speedometer=require("speedometer"),{ThrottleGroup}=require("speed-limiter"),ConnPool=require("./lib/conn-pool"),Torrent=require("./lib/torrent"),VERSION=require("./package.json").version,VERSION_STR=VERSION.replace(/\d*./g,v=>`0${v%100}`.slice(-2)).slice(0,4);class WebTorrent extends EventEmitter{constructor(opts={}){super(),this.peerId="string"==typeof opts.peerId?opts.peerId:Buffer.isBuffer(opts.peerId)?opts.peerId.toString("hex"):Buffer.from(`-WW${VERSION_STR}-`+randombytes(9).toString("base64")).toString("hex"),this.peerIdBuffer=Buffer.from(this.peerId,"hex"),this.nodeId="string"==typeof opts.nodeId?opts.nodeId:Buffer.isBuffer(opts.nodeId)?opts.nodeId.toString("hex"):randombytes(20).toString("hex"),this.nodeIdBuffer=Buffer.from(this.nodeId,"hex"),this._debugId=this.peerId.toString("hex").substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=opts.torrentPort||0,this.dhtPort=opts.dhtPort||0,this.tracker=opts.tracker===void 0?{}:opts.tracker,this.lsd=!1!==opts.lsd,this.torrents=[],this.maxConns=+opts.maxConns||55,this.utp=WebTorrent.UTP_SUPPORT&&!1!==opts.utp,this._downloadLimit=_Mathmax("number"==typeof opts.downloadLimit?opts.downloadLimit:-1,-1),this._uploadLimit=_Mathmax("number"==typeof opts.uploadLimit?opts.uploadLimit:-1,-1),this.serviceWorker=null,this.workerKeepAliveInterval=null,this.workerPortCount=0,!0===opts.secure&&require("./lib/peer").enableSecure(),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new ThrottleGroup({rate:_Mathmax(this._downloadLimit,0),enabled:0<=this._downloadLimit}),up:new ThrottleGroup({rate:_Mathmax(this._uploadLimit,0),enabled:0<=this._uploadLimit})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof ConnPool?this._connPool=new ConnPool(this):queueMicrotask(()=>{this._onListening()}),this._downloadSpeed=speedometer(),this._uploadSpeed=speedometer(),!1!==opts.dht&&"function"==typeof DHT?(this.dht=new DHT(Object.assign({},{nodeId:this.nodeId},opts.dht)),this.dht.once("error",err=>{this._destroy(err)}),this.dht.once("listening",()=>{const address=this.dht.address();address&&(this.dhtPort=address.port)}),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==opts.webSeeds;const ready=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof loadIPSet&&null!=opts.blocklist?loadIPSet(opts.blocklist,{headers:{"user-agent":`WebTorrent/${VERSION} (https://webtorrent.io)`}},(err,ipSet)=>err?console.error(`Failed to load blocklist: ${err.message}`):void(this.blocked=ipSet,ready())):queueMicrotask(ready)}loadWorker(controller,cb=()=>{}){if(!(controller instanceof ServiceWorker))throw new Error("Invalid worker registration");if("activated"!==controller.state)throw new Error("Worker isn't activated");this.serviceWorker=controller,navigator.serviceWorker.addEventListener("message",event=>{const{data}=event;if(!data.type||"webtorrent"===!data.type||!data.url)return null;let[infoHash,...filePath]=data.url.slice(data.url.indexOf(data.scope+"webtorrent/")+11+data.scope.length).split("/");if(filePath=decodeURI(filePath.join("/")),!infoHash||!filePath)return null;const[port]=event.ports,file=this.get(infoHash)&&this.get(infoHash).files.find(file=>file.path===filePath);if(!file)return null;const[response,stream,raw]=file._serve(data),asyncIterator=stream&&stream[Symbol.asyncIterator](),cleanup=()=>{port.onmessage=null,stream&&stream.destroy(),raw&&raw.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};port.onmessage=async msg=>{if(msg.data){let chunk;try{chunk=(await asyncIterator.next()).value}catch(e){}port.postMessage(chunk),chunk||cleanup(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval(()=>fetch(`${this.serviceWorker.scriptURL.substr(0,this.serviceWorker.scriptURL.lastIndexOf("/")+1).slice(window.location.origin.length)}webtorrent/keepalive/`),2e4))}else cleanup()},this.workerPortCount++,port.postMessage(response)}),cb(this.serviceWorker)}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const torrents=this.torrents.filter(torrent=>1!==torrent.progress),downloaded=torrents.reduce((total,torrent)=>total+torrent.downloaded,0),length=torrents.reduce((total,torrent)=>total+(torrent.length||0),0)||1;return downloaded/length}get ratio(){const uploaded=this.torrents.reduce((total,torrent)=>total+torrent.uploaded,0),received=this.torrents.reduce((total,torrent)=>total+torrent.received,0)||1;return uploaded/received}get(torrentId){if(!(torrentId instanceof Torrent)){let parsed;try{parsed=parseTorrent(torrentId)}catch(err){}if(!parsed)return null;if(!parsed.infoHash)throw new Error("Invalid torrent identifier");for(const torrent of this.torrents)if(torrent.infoHash===parsed.infoHash)return torrent}else if(this.torrents.includes(torrentId))return torrentId;return null}add(torrentId,opts={},ontorrent=()=>{}){function onClose(){torrent.removeListener("_infoHash",onInfoHash),torrent.removeListener("ready",onReady),torrent.removeListener("close",onClose)}if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,ontorrent]=[{},opts]);const onInfoHash=()=>{if(!this.destroyed)for(const t of this.torrents)if(t.infoHash===torrent.infoHash&&t!==torrent)return void torrent._destroy(new Error(`Cannot add duplicate torrent ${torrent.infoHash}`))},onReady=()=>{this.destroyed||(ontorrent(torrent),this.emit("torrent",torrent))};this._debug("add"),opts=opts?Object.assign({},opts):{};const torrent=new Torrent(torrentId,this,opts);return this.torrents.push(torrent),torrent.once("_infoHash",onInfoHash),torrent.once("ready",onReady),torrent.once("close",onClose),torrent}seed(input,opts,onseed){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof opts&&([opts,onseed]=[{},opts]),this._debug("seed"),opts=opts?Object.assign({},opts):{},opts.skipVerify=!0;const isFilePath="string"==typeof input;isFilePath&&(opts.path=path.dirname(input)),opts.createdBy||(opts.createdBy=`WebTorrent/${VERSION_STR}`);const _onseed=torrent=>{this._debug("on seed"),"function"==typeof onseed&&onseed(torrent),torrent.emit("seed"),this.emit("seed",torrent)},torrent=this.add(null,opts,torrent=>{const tasks=[cb=>isFilePath||opts.preloadedStore?cb():void torrent.load(streams,cb)];this.dht&&tasks.push(cb=>{torrent.once("dhtAnnounce",cb)}),parallel(tasks,err=>this.destroyed?void 0:err?torrent._destroy(err):void _onseed(torrent))});let streams;return isFileList(input)?input=Array.from(input):!Array.isArray(input)&&(input=[input]),parallel(input.map(item=>cb=>{!opts.preloadedStore&&isReadable(item)?concat(item,(err,buf)=>err?cb(err):void(buf.name=item.name,cb(null,buf))):cb(null,item)}),(err,input)=>this.destroyed?void 0:err?torrent._destroy(err):void createTorrent.parseInput(input,opts,(err,files)=>this.destroyed?void 0:err?torrent._destroy(err):void(streams=files.map(file=>file.getStream),createTorrent(input,opts,(err,torrentBuf)=>{if(!this.destroyed){if(err)return torrent._destroy(err);const existingTorrent=this.get(torrentBuf);existingTorrent?torrent._destroy(new Error(`Cannot add duplicate torrent ${existingTorrent.infoHash}`)):torrent._onTorrentId(torrentBuf)}})))),torrent}remove(torrentId,opts,cb){if("function"==typeof opts)return this.remove(torrentId,null,opts);this._debug("remove");const torrent=this.get(torrentId);if(!torrent)throw new Error(`No torrent with id ${torrentId}`);this._remove(torrentId,opts,cb)}_remove(torrentId,opts,cb){if("function"==typeof opts)return this._remove(torrentId,null,opts);const torrent=this.get(torrentId);torrent&&(this.torrents.splice(this.torrents.indexOf(torrent),1),torrent.destroy(opts,cb),this.dht&&this.dht._tables.remove(torrent.infoHash))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._downloadLimit=rate,0>this._downloadLimit?this.throttleGroups.down.setEnabled(!1):void(this.throttleGroups.down.setEnabled(!0),this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(rate){return(rate=+rate,!(isNaN(rate)||!isFinite(rate)||-1>rate))&&(this._uploadLimit=rate,0>this._uploadLimit?this.throttleGroups.up.setEnabled(!1):void(this.throttleGroups.up.setEnabled(!0),this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(cb){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,cb)}_destroy(err,cb){this._debug("client destroy"),this.destroyed=!0;const tasks=this.torrents.map(torrent=>cb=>{torrent.destroy(cb)});this._connPool&&tasks.push(cb=>{this._connPool.destroy(cb)}),this.dht&&tasks.push(cb=>{this.dht.destroy(cb)}),parallel(tasks,cb),err&&this.emit("error",err),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const address=this._connPool.tcpServer.address();address&&(this.torrentPort=address.port)}this.emit("listening")}_debug(){const args=[].slice.call(arguments);args[0]=`[${this._debugId}] ${args[0]}`,debug(...args)}_getByHash(infoHashHash){for(const torrent of this.torrents)if(torrent.infoHashHash||(torrent.infoHashHash=sha1.sync(Buffer.from("72657132"+torrent.infoHash,"hex"))),infoHashHash===torrent.infoHashHash)return torrent;return null}}WebTorrent.WEBRTC_SUPPORT=Peer.WEBRTC_SUPPORT,WebTorrent.UTP_SUPPORT=ConnPool.UTP_SUPPORT,WebTorrent.VERSION=VERSION,module.exports=WebTorrent}).call(this)}).call(this,require("buffer").Buffer)},{"./lib/conn-pool":41,"./lib/peer":3,"./lib/torrent":5,"./package.json":293,"bittorrent-dht/client":41,buffer:69,"create-torrent":103,debug:105,events:70,"load-ip-set":41,"parse-torrent":197,path:71,"queue-microtask":218,randombytes:221,"run-parallel":245,"simple-concat":257,"simple-peer":259,"simple-sha1":260,"speed-limiter":263,speedometer:267}]},{},[294])(294)}); \ No newline at end of file -- cgit v1.2.3