(function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var t;t="undefined"==typeof window?"undefined"==typeof global?"undefined"==typeof self?this:self:global:window,t.WebTorrent=e()}})(function(){var t=Math.abs,n=Math.pow,r=Math.floor,e=String.fromCharCode,o=Math.ceil,s=Math.max,d=Math.min,i;return function(){function s(d,e,n){function t(o,i){if(!e[o]){if(!d[o]){var l="function"==typeof require&&require;if(!i&&l)return l(o,!0);if(r)return r(o,!0);var c=new Error("Cannot find module '"+o+"'");throw c.code="MODULE_NOT_FOUND",c}var a=e[o]={exports:{}};d[o][0].call(a.exports,function(e){var r=d[o][1][e];return t(r||e)},a,a.exports,s,d,e,n)}return e[o].exports}for(var r="function"==typeof require&&require,o=0;o<n.length;o++)t(n[o]);return t}return s}()({1:[function(e,t){function n(e,t){i.Readable.call(this,t),this.destroyed=!1,this._torrent=e._torrent;var n=t&&t.start||0,r=t&&t.end&&t.end<e.length?t.end:e.length-1,o=e._torrent.pieceLength;this._startPiece=0|(n+e.offset)/o,this._endPiece=0|(r+e.offset)/o,this._piece=this._startPiece,this._offset=n+e.offset-this._startPiece*o,this._missing=r-n+1,this._reading=!1,this._notifying=!1,this._criticalLength=d(0|1048576/o,2)}t.exports=n;var r=e("debug")("webtorrent:file-stream"),o=e("inherits"),i=e("readable-stream");o(n,i.Readable),n.prototype._read=function(){this._reading||(this._reading=!0,this._notify())},n.prototype._notify=function(){var e=this;if(e._reading&&0!==e._missing){if(!e._torrent.bitfield.get(e._piece))return e._torrent.critical(e._piece,e._piece+e._criticalLength);if(!e._notifying){if(e._notifying=!0,e._torrent.destroyed)return e._destroy(new Error("Torrent removed"));var t=e._piece;e._torrent.store.get(t,function(n,o){return e._notifying=!1,e.destroyed?void 0:n?e._destroy(n):void(r("read %s (length %s) (err %s)",t,o.length,n&&n.message),e._offset&&(o=o.slice(e._offset),e._offset=0),e._missing<o.length&&(o=o.slice(0,e._missing)),e._missing-=o.length,r("pushing buffer of length %s",o.length),e._reading=!1,e.push(o),0===e._missing&&e.push(null))}),e._piece+=1}}},n.prototype.destroy=function(e){this._destroy(null,e)},n.prototype._destroy=function(e,t){this.destroyed||(this.destroyed=!0,!this._torrent.destroyed&&this._torrent.deselect(this._startPiece,this._endPiece,!0),e&&this.emit("error",e),this.emit("close"),t&&t())}},{debug:35,inherits:44,"readable-stream":86}],2:[function(e,t){(function(n){function r(e,t){i.call(this),this._torrent=e,this._destroyed=!1,this.name=t.name,this.path=t.path,this.length=t.length,this.offset=t.offset,this.done=!1;var n=t.offset,r=n+t.length-1;this._startPiece=0|n/this._torrent.pieceLength,this._endPiece=0|r/this._torrent.pieceLength,0===this.length&&(this.done=!0,this.emit("done"))}t.exports=r;var o=e("end-of-stream"),i=e("events").EventEmitter,s=e("./file-stream"),a=e("inherits"),d=e("path"),c=e("render-media"),l=e("readable-stream"),p=e("stream-to-blob"),u=e("stream-to-blob-url"),f=e("stream-with-known-length-to-buffer");a(r,i),Object.defineProperty(r.prototype,"downloaded",{get:function(){if(!this._torrent.bitfield)return 0;for(var e=0,t=this._startPiece;t<=this._endPiece;++t)if(this._torrent.bitfield.get(t))e+=t===this._endPiece?this._torrent.lastPieceLength:this._torrent.pieceLength;else{var n=this._torrent.pieces[t];e+=n.length-n.missing}return e}}),Object.defineProperty(r.prototype,"progress",{get:function(){return this.length?this.downloaded/this.length:0}}),r.prototype.select=function(e){0===this.length||this._torrent.select(this._startPiece,this._endPiece,e)},r.prototype.deselect=function(){0===this.length||this._torrent.deselect(this._startPiece,this._endPiece,!1)},r.prototype.createReadStream=function(e){var t=this;if(0===this.length){var r=new l.PassThrough;return n.nextTick(function(){r.end()}),r}var i=new s(t,e);return t._torrent.select(i._startPiece,i._endPiece,!0,function(){i._notify()}),o(i,function(){t._destroyed||!t._torrent.destroyed&&t._torrent.deselect(i._startPiece,i._endPiece,!0)}),i},r.prototype.getBuffer=function(e){f(this.createReadStream(),this.length,e)},r.prototype.getBlob=function(e){if("undefined"==typeof window)throw new Error("browser-only method");p(this.createReadStream(),this._getMimeType(),e)},r.prototype.getBlobURL=function(e){if("undefined"==typeof window)throw new Error("browser-only method");u(this.createReadStream(),this._getMimeType(),e)},r.prototype.appendTo=function(e,t,n){if("undefined"==typeof window)throw new Error("browser-only method");c.append(this,e,t,n)},r.prototype.renderTo=function(e,t,n){if("undefined"==typeof window)throw new Error("browser-only method");c.render(this,e,t,n)},r.prototype._getMimeType=function(){return c.mime[d.extname(this.name).toLowerCase()]},r.prototype._destroy=function(){this._destroyed=!0,this._torrent=null}}).call(this,e("_process"))},{"./file-stream":1,_process:69,"end-of-stream":38,events:24,inherits:44,path:66,"readable-stream":86,"render-media":87,"stream-to-blob":104,"stream-to-blob-url":103,"stream-with-known-length-to-buffer":105}],3:[function(e,t,n){function r(e,t){var n=this;n.id=e,n.type=t,s("new Peer %s",e),n.addr=null,n.conn=null,n.swarm=null,n.wire=null,n.connected=!1,n.destroyed=!1,n.timeout=null,n.retries=0,n.sentHandshake=!1}function o(){}var i=e("unordered-array-remove"),s=e("debug")("webtorrent:peer"),a=e("bittorrent-protocol"),d=e("./webconn");n.createWebRTCPeer=function(e,t){var n=new r(e.id,"webrtc");return n.conn=e,n.swarm=t,n.conn.connected?n.onConnect():(n.conn.once("connect",function(){n.onConnect()}),n.conn.once("error",function(e){n.destroy(e)}),n.startConnectTimeout()),n},n.createTCPIncomingPeer=function(e){var t=e.remoteAddress+":"+e.remotePort,n=new r(t,"tcpIncoming");return n.conn=e,n.addr=t,n.onConnect(),n},n.createTCPOutgoingPeer=function(e,t){var n=new r(e,"tcpOutgoing");return n.addr=e,n.swarm=t,n},n.createWebSeedPeer=function(e,t){var n=new r(e,"webSeed");return n.swarm=t,n.conn=new d(e,t),n.onConnect(),n},r.prototype.onConnect=function(){var e=this;if(!e.destroyed){e.connected=!0,s("Peer %s connected",e.id),clearTimeout(e.connectTimeout);var t=e.conn;t.once("end",function(){e.destroy()}),t.once("close",function(){e.destroy()}),t.once("finish",function(){e.destroy()}),t.once("error",function(t){e.destroy(t)});var n=e.wire=new a;n.type=e.type,n.once("end",function(){e.destroy()}),n.once("close",function(){e.destroy()}),n.once("finish",function(){e.destroy()}),n.once("error",function(t){e.destroy(t)}),n.once("handshake",function(t,n){e.onHandshake(t,n)}),e.startHandshakeTimeout(),t.pipe(n).pipe(t),e.swarm&&!e.sentHandshake&&e.handshake()}},r.prototype.onHandshake=function(e,t){var n=this;if(n.swarm&&!n.destroyed){if(n.swarm.destroyed)return n.destroy(new Error("swarm already destroyed"));if(e!==n.swarm.infoHash)return n.destroy(new Error("unexpected handshake info hash for this swarm"));if(t===n.swarm.peerId)return n.destroy(new Error("refusing to connect to ourselves"));s("Peer %s got handshake %s",n.id,e),clearTimeout(n.handshakeTimeout),n.retries=0;var r=n.addr;!r&&n.conn.remoteAddress&&n.conn.remotePort&&(r=n.conn.remoteAddress+":"+n.conn.remotePort),n.swarm._onWire(n.wire,r),n.swarm&&!n.swarm.destroyed&&(n.sentHandshake||n.handshake())}},r.prototype.handshake=function(){var e=this,t={dht:!e.swarm.private&&!!e.swarm.client.dht};e.wire.handshake(e.swarm.infoHash,e.swarm.client.peerId,t),e.sentHandshake=!0},r.prototype.startConnectTimeout=function(){var e=this;clearTimeout(e.connectTimeout),e.connectTimeout=setTimeout(function(){e.destroy(new Error("connect timeout"))},"webrtc"===e.type?25e3:5e3),e.connectTimeout.unref&&e.connectTimeout.unref()},r.prototype.startHandshakeTimeout=function(){var e=this;clearTimeout(e.handshakeTimeout),e.handshakeTimeout=setTimeout(function(){e.destroy(new Error("handshake timeout"))},25e3),e.handshakeTimeout.unref&&e.handshakeTimeout.unref()},r.prototype.destroy=function(e){var t=this;if(!t.destroyed){t.destroyed=!0,t.connected=!1,s("destroy %s (error: %s)",t.id,e&&(e.message||e)),clearTimeout(t.connectTimeout),clearTimeout(t.handshakeTimeout);var n=t.swarm,r=t.conn,a=t.wire;t.swarm=null,t.conn=null,t.wire=null,n&&a&&i(n.wires,n.wires.indexOf(a)),r&&(r.on("error",o),r.destroy()),a&&a.destroy(),n&&n.removePeer(t.id)}}},{"./webconn":6,"bittorrent-protocol":14,debug:35,"unordered-array-remove":116}],4:[function(e,t){function n(e){var t=this;t._torrent=e,t._numPieces=e.pieces.length,t._pieces=[],t._onWire=function(e){t.recalculate(),t._initWire(e)},t._onWireHave=function(e){t._pieces[e]+=1},t._onWireBitfield=function(){t.recalculate()},t._torrent.wires.forEach(function(e){t._initWire(e)}),t._torrent.on("wire",t._onWire),t.recalculate()}function r(){return!0}t.exports=n,n.prototype.getRarestPiece=function(e){e||(e=r);for(var t=[],n=1/0,o=0;o<this._numPieces;++o)if(e(o)){var s=this._pieces[o];s===n?t.push(o):s<n&&(t=[o],n=s)}return 0<t.length?t[0|Math.random()*t.length]:-1},n.prototype.destroy=function(){var e=this;e._torrent.removeListener("wire",e._onWire),e._torrent.wires.forEach(function(t){e._cleanupWireEvents(t)}),e._torrent=null,e._pieces=null,e._onWire=null,e._onWireHave=null,e._onWireBitfield=null},n.prototype._initWire=function(e){var t=this;e._onClose=function(){t._cleanupWireEvents(e);for(var n=0;n<this._numPieces;++n)t._pieces[n]-=e.peerPieces.get(n)},e.on("have",t._onWireHave),e.on("bitfield",t._onWireBitfield),e.once("close",e._onClose)},n.prototype.recalculate=function(){var e;for(e=0;e<this._numPieces;++e)this._pieces[e]=0;var t=this._torrent.wires.length;for(e=0;e<t;++e)for(var n=this._torrent.wires[e],r=0;r<this._numPieces;++r)this._pieces[r]+=n.peerPieces.get(r)},n.prototype._cleanupWireEvents=function(e){e.removeListener("have",this._onWireHave),e.removeListener("bitfield",this._onWireBitfield),e._onClose&&e.removeListener("close",e._onClose),e._onClose=null}},{}],5:[function(e,t){(function(n,r){function i(e,t,n){_.call(this),this._debugId="unknown infohash",this.client=t,this.announce=n.announce,this.urlList=n.urlList,this.path=n.path,this._store=n.store||k,this._getAnnounceOpts=n.getAnnounceOpts,this.strategy=n.strategy||"sequential",this.maxWebConns=n.maxWebConns||4,this._rechokeNumSlots=!1===n.uploads||0===n.uploads?0:+n.uploads||10,this._rechokeOptimisticWire=null,this._rechokeOptimisticTime=0,this._rechokeIntervalId=null,this.ready=!1,this.destroyed=!1,this.paused=!1,this.done=!1,this.metadata=null,this.store=null,this.files=[],this.pieces=[],this._amInterested=!1,this._selections=[],this._critical=[],this.wires=[],this._queue=[],this._peers={},this._peersLength=0,this.received=0,this.uploaded=0,this._downloadSpeed=H(),this._uploadSpeed=H(),this._servers=[],this._xsRequests=[],this._fileModtimes=n.fileModtimes,null!==e&&this._onTorrentId(e),this._debug("new torrent")}function a(e,t){return 2+o(t*e.downloadSpeed()/R.BLOCK_LENGTH)}function c(e,t,n){return 1+o(t*e.downloadSpeed()/n)}function l(e){return 0|Math.random()*e}function p(){}t.exports=i;var u=e("addr-to-ip-port"),f=e("bitfield"),h=e("chunk-store-stream/write"),m=e("debug")("webtorrent:torrent"),g=e("torrent-discovery"),_=e("events").EventEmitter,y=e("xtend"),b=e("xtend/mutable"),w=e("fs"),k=e("fs-chunk-store"),x=e("simple-get"),v=e("immediate-chunk-store"),S=e("inherits"),E=e("multistream"),C=e("net"),I=e("os"),B=e("run-parallel"),L=e("run-parallel-limit"),T=e("parse-torrent"),A=e("path"),R=e("torrent-piece"),U=e("pump"),P=e("random-iterate"),O=e("simple-sha1"),H=e("speedometer"),N=e("uniq"),q=e("ut_metadata"),M=e("ut_pex"),j=e("parse-numeric-range"),D=e("./file"),F=e("./peer"),W=e("./rarity-map"),z=e("./server"),V=5e3,G=3*R.BLOCK_LENGTH,K=1,X=2,Y=[1e3,5e3,15e3],Q=e("../package.json").version,J="WebTorrent/"+Q+" (https://webtorrent.io)",$;try{$=A.join(w.statSync("/tmp")&&"/tmp","webtorrent")}catch(e){$=A.join("function"==typeof I.tmpdir?I.tmpdir():"/","webtorrent")}S(i,_),Object.defineProperty(i.prototype,"timeRemaining",{get:function(){return this.done?0:0===this.downloadSpeed?1/0:1e3*((this.length-this.downloaded)/this.downloadSpeed)}}),Object.defineProperty(i.prototype,"downloaded",{get:function(){if(!this.bitfield)return 0;for(var e=0,t=0,n=this.pieces.length;t<n;++t)if(this.bitfield.get(t))e+=t==n-1?this.lastPieceLength:this.pieceLength;else{var r=this.pieces[t];e+=r.length-r.missing}return e}}),Object.defineProperty(i.prototype,"downloadSpeed",{get:function(){return this._downloadSpeed()}}),Object.defineProperty(i.prototype,"uploadSpeed",{get:function(){return this._uploadSpeed()}}),Object.defineProperty(i.prototype,"progress",{get:function(){return this.length?this.downloaded/this.length:0}}),Object.defineProperty(i.prototype,"ratio",{get:function(){return this.uploaded/(this.received||1)}}),Object.defineProperty(i.prototype,"numPeers",{get:function(){return this.wires.length}}),Object.defineProperty(i.prototype,"torrentFileBlobURL",{get:function(){if("undefined"==typeof window)throw new Error("browser-only property");return this.torrentFile?URL.createObjectURL(new Blob([this.torrentFile],{type:"application/x-bittorrent"})):null}}),Object.defineProperty(i.prototype,"_numQueued",{get:function(){return this._queue.length+(this._peersLength-this._numConns)}}),Object.defineProperty(i.prototype,"_numConns",{get:function(){var e=this,t=0;for(var n in e._peers)e._peers[n].connected&&(t+=1);return t}}),Object.defineProperty(i.prototype,"swarm",{get:function(){return console.warn("WebTorrent: `torrent.swarm` is deprecated. Use `torrent` directly instead."),this}}),i.prototype._onTorrentId=function(e){var t=this;if(!t.destroyed){var r;try{r=T(e)}catch(e){}r?(t.infoHash=r.infoHash,t._debugId=r.infoHash.toString("hex").substring(0,7),n.nextTick(function(){t.destroyed||t._onParsedTorrent(r)})):T.remote(e,function(e,n){return t.destroyed?void 0:e?t._destroy(e):void t._onParsedTorrent(n)})}},i.prototype._onParsedTorrent=function(e){var t=this;if(!t.destroyed){if(t._processParsedTorrent(e),!t.infoHash)return t._destroy(new Error("Malformed torrent data: No info hash"));(t.path||(t.path=A.join($,t.infoHash)),t._rechokeIntervalId=setInterval(function(){t._rechoke()},1e4),t._rechokeIntervalId.unref&&t._rechokeIntervalId.unref(),t.emit("_infoHash",t.infoHash),!t.destroyed)&&(t.emit("infoHash",t.infoHash),t.destroyed||(t.client.listening?t._onListening():t.client.once("listening",function(){t._onListening()})))}},i.prototype._processParsedTorrent=function(e){this._debugId=e.infoHash.toString("hex").substring(0,7),this.announce&&(e.announce=e.announce.concat(this.announce)),this.client.tracker&&r.WEBTORRENT_ANNOUNCE&&!this.private&&(e.announce=e.announce.concat(r.WEBTORRENT_ANNOUNCE)),this.urlList&&(e.urlList=e.urlList.concat(this.urlList)),N(e.announce),N(e.urlList),b(this,e),this.magnetURI=T.toMagnetURI(e),this.torrentFile=T.toTorrentFile(e)},i.prototype._onListening=function(){function e(e){i._destroy(e)}function t(e){"string"==typeof e&&i.done||i.addPeer(e)}function n(){i.emit("trackerAnnounce"),0===i.numPeers&&i.emit("noPeers","tracker")}function r(){i.emit("dhtAnnounce"),0===i.numPeers&&i.emit("noPeers","dht")}function o(e){i.emit("warning",e)}var i=this;if(!(i.discovery||i.destroyed)){var a=i.client.tracker;a&&(a=y(i.client.tracker,{getAnnounceOpts:function(){var e={uploaded:i.uploaded,downloaded:i.downloaded,left:s(i.length-i.downloaded,0)};return i.client.tracker.getAnnounceOpts&&b(e,i.client.tracker.getAnnounceOpts()),i._getAnnounceOpts&&b(e,i._getAnnounceOpts()),e}})),i.discovery=new g({infoHash:i.infoHash,announce:i.announce,peerId:i.client.peerId,dht:!i.private&&i.client.dht,tracker:a,port:i.client.torrentPort,userAgent:J}),i.discovery.on("error",e),i.discovery.on("peer",t),i.discovery.on("trackerAnnounce",n),i.discovery.on("dhtAnnounce",r),i.discovery.on("warning",o),i.info?i._onMetadata(i):i.xs&&i._getMetadataFromServer()}},i.prototype._getMetadataFromServer=function(){function e(e,n){function r(r,o,i){if(t.destroyed)return n(null);if(t.metadata)return n(null);if(r)return t.emit("warning",new Error("http error from xs param: "+e)),n(null);if(200!==o.statusCode)return t.emit("warning",new Error("non-200 status code "+o.statusCode+" from xs param: "+e)),n(null);var s;try{s=T(i)}catch(e){}return s?s.infoHash===t.infoHash?void(t._onMetadata(s),n(null)):(t.emit("warning",new Error("got torrent file with incorrect info hash from xs param: "+e)),n(null)):(t.emit("warning",new Error("got invalid torrent file from xs param: "+e)),n(null))}if(0!==e.indexOf("http://")&&0!==e.indexOf("https://"))return t.emit("warning",new Error("skipping non-http xs param: "+e)),n(null);var o;try{o=x.concat({url:e,method:"GET",headers:{"user-agent":J}},r)}catch(r){return t.emit("warning",new Error("skipping invalid url xs param: "+e)),n(null)}t._xsRequests.push(o)}var t=this,n=Array.isArray(t.xs)?t.xs:[t.xs],r=n.map(function(t){return function(n){e(t,n)}});B(r)},i.prototype._onMetadata=function(e){var t=this;if(!(t.metadata||t.destroyed)){t._debug("got metadata"),t._xsRequests.forEach(function(e){e.abort()}),t._xsRequests=[];var n;if(e&&e.infoHash)n=e;else try{n=T(e)}catch(e){return t._destroy(e)}if(t._processParsedTorrent(n),t.metadata=t.torrentFile,t.client.enableWebSeeds&&t.urlList.forEach(function(e){t.addWebSeed(e)}),t._rarityMap=new W(t),t.store=new v(new t._store(t.pieceLength,{torrent:{infoHash:t.infoHash},files:t.files.map(function(e){return{path:A.join(t.path,e.path),length:e.length,offset:e.offset}}),length:t.length})),t.files=t.files.map(function(e){return new D(t,e)}),t.so){var r=j.parse(t.so);t.files.forEach(function(e,n){r.includes(n)&&t.files[n].select(!0)})}else 0!==t.pieces.length&&t.select(0,t.pieces.length-1,!1);t._hashes=t.pieces,t.pieces=t.pieces.map(function(e,n){var r=n===t.pieces.length-1?t.lastPieceLength:t.pieceLength;return new R(r)}),t._reservations=t.pieces.map(function(){return[]}),t.bitfield=new f(t.pieces.length),t.wires.forEach(function(e){e.ut_metadata&&e.ut_metadata.setMetadata(t.metadata),t._onWireWithMetadata(e)}),t._debug("verifying existing torrent data"),t._fileModtimes&&t._store===k?t.getFileModtimes(function(e,n){if(e)return t._destroy(e);var r=t.files.map(function(e,r){return n[r]===t._fileModtimes[r]}).every(function(e){return e});if(r){for(var o=0;o<t.pieces.length;o++)t._markVerified(o);t._onStore()}else t._verifyPieces()}):t._verifyPieces(),t.emit("metadata")}},i.prototype.getFileModtimes=function(e){var t=this,n=[];L(t.files.map(function(e,r){return function(o){w.stat(A.join(t.path,e.path),function(e,t){return e&&"ENOENT"!==e.code?o(e):void(n[r]=t&&t.mtime.getTime(),o(null))})}}),X,function(r){t._debug("done getting file modtimes"),e(r,n)})},i.prototype._verifyPieces=function(){var e=this;L(e.pieces.map(function(t,r){return function(t){return e.destroyed?t(new Error("torrent is destroyed")):void e.store.get(r,function(o,i){return e.destroyed?t(new Error("torrent is destroyed")):o?n.nextTick(t,null):void O(i,function(n){if(e.destroyed)return t(new Error("torrent is destroyed"));if(n===e._hashes[r]){if(!e.pieces[r])return;e._debug("piece verified %s",r),e._markVerified(r)}else e._debug("piece invalid %s",r);t(null)})})}}),X,function(t){return t?e._destroy(t):void(e._debug("done verifying"),e._onStore())})},i.prototype._markVerified=function(e){this.pieces[e]=null,this._reservations[e]=null,this.bitfield.set(e,!0)},i.prototype._onStore=function(){var e=this;e.destroyed||(e._debug("on store"),e.ready=!0,e.emit("ready"),e._checkDone(),e._updateSelections())},i.prototype.destroy=function(e){var t=this;t._destroy(null,e)},i.prototype._destroy=function(e,t){var n=this;if(!n.destroyed){for(var r in n.destroyed=!0,n._debug("destroy"),n.client._remove(n),clearInterval(n._rechokeIntervalId),n._xsRequests.forEach(function(e){e.abort()}),n._rarityMap&&n._rarityMap.destroy(),n._peers)n.removePeer(r);n.files.forEach(function(e){e instanceof D&&e._destroy()});var o=n._servers.map(function(e){return function(t){e.destroy(t)}});n.discovery&&o.push(function(e){n.discovery.destroy(e)}),n.store&&o.push(function(e){n.store.close(e)}),B(o,t),e&&(0===n.listenerCount("error")?n.client.emit("error",e):n.emit("error",e)),n.emit("close"),n.client=null,n.files=[],n.discovery=null,n.store=null,n._rarityMap=null,n._peers=null,n._servers=null,n._xsRequests=null}},i.prototype.addPeer=function(t){var n=this;if(n.destroyed)throw new Error("torrent is destroyed");if(!n.infoHash)throw new Error("addPeer() must not be called before the `infoHash` event");if(n.client.blocked){var e;if("string"==typeof t){var r;try{r=u(t)}catch(r){return n._debug("ignoring peer: invalid %s",t),n.emit("invalidPeer",t),!1}e=r[0]}else"string"==typeof t.remoteAddress&&(e=t.remoteAddress);if(e&&n.client.blocked.contains(e))return n._debug("ignoring peer: blocked %s",t),"string"!=typeof t&&t.destroy(),n.emit("blockedPeer",t),!1}var o=!!n._addPeer(t);return o?n.emit("peer",t):n.emit("invalidPeer",t),o},i.prototype._addPeer=function(e){var t=this;if(t.destroyed)return"string"!=typeof e&&e.destroy(),null;if("string"==typeof e&&!t._validAddr(e))return t._debug("ignoring peer: invalid %s",e),null;var n=e&&e.id||e;if(t._peers[n])return t._debug("ignoring peer: duplicate (%s)",n),"string"!=typeof e&&e.destroy(),null;if(t.paused)return t._debug("ignoring peer: torrent is paused"),"string"!=typeof e&&e.destroy(),null;t._debug("add peer %s",n);var r;return r="string"==typeof e?F.createTCPOutgoingPeer(e,t):F.createWebRTCPeer(e,t),t._peers[r.id]=r,t._peersLength+=1,"string"==typeof e&&(t._queue.push(r),t._drain()),r},i.prototype.addWebSeed=function(e){if(this.destroyed)throw new Error("torrent is destroyed");if(!/^https?:\/\/.+/.test(e))return this.emit("warning",new Error("ignoring invalid web seed: "+e)),void this.emit("invalidPeer",e);if(this._peers[e])return this.emit("warning",new Error("ignoring duplicate web seed: "+e)),void this.emit("invalidPeer",e);this._debug("add web seed %s",e);var t=F.createWebSeedPeer(e,this);this._peers[t.id]=t,this._peersLength+=1,this.emit("peer",e)},i.prototype._addIncomingPeer=function(e){var t=this;return t.destroyed?e.destroy(new Error("torrent is destroyed")):t.paused?e.destroy(new Error("torrent is paused")):void(this._debug("add incoming peer %s",e.id),t._peers[e.id]=e,t._peersLength+=1)},i.prototype.removePeer=function(e){var t=this,n=e&&e.id||e;e=t._peers[n];e&&(this._debug("removePeer %s",n),delete t._peers[n],t._peersLength-=1,e.destroy(),t._drain())},i.prototype.select=function(e,t,n,r){var o=this;if(o.destroyed)throw new Error("torrent is destroyed");if(0>e||t<e||o.pieces.length<=t)throw new Error("invalid selection ",e,":",t);n=+n||0,o._debug("select %s-%s (priority %s)",e,t,n),o._selections.push({from:e,to:t,offset:0,priority:n,notify:r||p}),o._selections.sort(function(e,t){return t.priority-e.priority}),o._updateSelections()},i.prototype.deselect=function(e,t,n){var r=this;if(r.destroyed)throw new Error("torrent is destroyed");n=+n||0,r._debug("deselect %s-%s (priority %s)",e,t,n);for(var o=0,a;o<r._selections.length;++o)if(a=r._selections[o],a.from===e&&a.to===t&&a.priority===n){r._selections.splice(o,1);break}r._updateSelections()},i.prototype.critical=function(e,t){var n=this;if(n.destroyed)throw new Error("torrent is destroyed");n._debug("critical %s-%s",e,t);for(var r=e;r<=t;++r)n._critical[r]=!0;n._updateSelections()},i.prototype._onWire=function(e,t){var r=this;if(r._debug("got wire %s (%s)",e._debugId,t||"Unknown"),e.on("download",function(e){r.destroyed||(r.received+=e,r._downloadSpeed(e),r.client._downloadSpeed(e),r.emit("download",e),r.client.emit("download",e))}),e.on("upload",function(e){r.destroyed||(r.uploaded+=e,r._uploadSpeed(e),r.client._uploadSpeed(e),r.emit("upload",e),r.client.emit("upload",e))}),r.wires.push(e),t){var o=u(t);e.remoteAddress=o[0],e.remotePort=o[1]}r.client.dht&&r.client.dht.listening&&e.on("port",function(n){return r.destroyed||r.client.dht.destroyed?void 0:e.remoteAddress?0===n||65536<n?r._debug("ignoring invalid PORT from peer"):void(r._debug("port: %s (from %s)",n,t),r.client.dht.addNode({host:e.remoteAddress,port:n})):r._debug("ignoring PORT from peer with no address")}),e.on("timeout",function(){r._debug("wire timeout (%s)",t),e.destroy()}),e.setTimeout(3e4,!0),e.setKeepAlive(!0),e.use(q(r.metadata)),e.ut_metadata.on("warning",function(e){r._debug("ut_metadata warning: %s",e.message)}),r.metadata||(e.ut_metadata.on("metadata",function(e){r._debug("got metadata via ut_metadata"),r._onMetadata(e)}),e.ut_metadata.fetch()),"function"!=typeof M||r.private||(e.use(M()),e.ut_pex.on("peer",function(e){r.done||(r._debug("ut_pex: got peer: %s (from %s)",e,t),r.addPeer(e))}),e.ut_pex.on("dropped",function(e){var n=r._peers[e];n&&!n.connected&&(r._debug("ut_pex: dropped peer: %s (from %s)",e,t),r.removePeer(e))}),e.once("close",function(){e.ut_pex.reset()})),r.emit("wire",e,t),r.metadata&&n.nextTick(function(){r._onWireWithMetadata(e)})},i.prototype._onWireWithMetadata=function(e){function t(){r.destroyed||e.destroyed||(r._numQueued>2*(r._numConns-r.numPeers)&&e.amInterested?e.destroy():(o=setTimeout(t,V),o.unref&&o.unref()))}function n(){if(e.peerPieces.buffer.length===r.bitfield.buffer.length){for(s=0;s<r.pieces.length;++s)if(!e.peerPieces.get(s))return;e.isSeeder=!0,e.choke()}}var r=this,o=null,s;e.on("bitfield",function(){n(),r._update()}),e.on("have",function(){n(),r._update()}),e.once("interested",function(){e.unchoke()}),e.once("close",function(){clearTimeout(o)}),e.on("choke",function(){clearTimeout(o),o=setTimeout(t,V),o.unref&&o.unref()}),e.on("unchoke",function(){clearTimeout(o),r._update()}),e.on("request",function(t,n,o,i){return o>131072?e.destroy():void(r.pieces[t]||r.store.get(t,{offset:n,length:o},i))}),e.bitfield(r.bitfield),e.interested(),e.peerExtensions.dht&&r.client.dht&&r.client.dht.listening&&e.port(r.client.dht.address().port),"webSeed"!==e.type&&(o=setTimeout(t,V),o.unref&&o.unref()),e.isSeeder=!1,n()},i.prototype._updateSelections=function(){var e=this;!e.ready||e.destroyed||(n.nextTick(function(){e._gcSelections()}),e._updateInterest(),e._update())},i.prototype._gcSelections=function(){for(var e=this,t=0;t<e._selections.length;++t){for(var n=e._selections[t],r=n.offset;e.bitfield.get(n.from+n.offset)&&n.from+n.offset<n.to;)n.offset+=1;r!==n.offset&&n.notify(),n.to===n.from+n.offset&&e.bitfield.get(n.from+n.offset)&&(e._selections.splice(t,1),t-=1,n.notify(),e._updateInterest())}e._selections.length||e.emit("idle")},i.prototype._updateInterest=function(){var e=this,t=e._amInterested;e._amInterested=!!e._selections.length,e.wires.forEach(function(t){e._amInterested?t.interested():t.uninterested()});t===e._amInterested||(e._amInterested?e.emit("interested"):e.emit("uninterested"))},i.prototype._update=function(){var e=this;if(!e.destroyed)for(var t=P(e.wires),n;n=t();)e._updateWire(n)},i.prototype._updateWire=function(e){function t(t,n,r,o){return function(s){return s>=t&&s<=n&&!(s in r)&&e.peerPieces.get(s)&&(!o||o(s))}}function n(){if(!e.requests.length)for(var n=d._selections.length;n--;){var r=d._selections[n],o;if("rarest"===d.strategy)for(var s=r.from+r.offset,a=r.to,c={},l=0,p=t(s,a,c);l<a-s+1&&(o=d._rarityMap.getRarestPiece(p),!(0>o));){if(d._request(e,o,!1))return;c[o]=!0,l+=1}else for(o=r.to;o>=r.from+r.offset;--o)if(e.peerPieces.get(o)&&d._request(e,o,!1))return}}function r(){var t=e.downloadSpeed()||1;if(t>G)return function(){return!0};var n=s(1,e.requests.length)*R.BLOCK_LENGTH/t,r=10,o=0;return function(e){if(!r||d.bitfield.get(e))return!0;for(var i=d.pieces[e].missing;o<d.wires.length;o++){var s=d.wires[o],a=s.downloadSpeed();if(!(a<G)&&!(a<=t)&&s.peerPieces.get(e)&&!(0<(i-=a*n)))return r--,!1}return!0}}function o(e){for(var t=e,n=e;n<d._selections.length&&d._selections[n].priority;n++)t=n;var r=d._selections[e];d._selections[e]=d._selections[t],d._selections[t]=r}function i(n){if(e.requests.length>=l)return!0;for(var s=r(),a=0;a<d._selections.length;a++){var c=d._selections[a],p;if("rarest"===d.strategy)for(var u=c.from+c.offset,f=c.to,h={},m=0,g=t(u,f,h,s);m<f-u+1&&(p=d._rarityMap.getRarestPiece(g),!(0>p));){for(;d._request(e,p,d._critical[p]||n););if(e.requests.length<l){h[p]=!0,m++;continue}return c.priority&&o(a),!0}else for(p=c.from+c.offset;p<=c.to;p++)if(e.peerPieces.get(p)&&s(p)){for(;d._request(e,p,d._critical[p]||n););if(!(e.requests.length<l))return c.priority&&o(a),!0}}return!1}var d=this;if(!e.peerChoking){if(!e.downloaded)return n();var c=a(e,.5);if(!(e.requests.length>=c)){var l=a(e,K);i(!1)||i(!0)}}},i.prototype._rechoke=function(){function e(e,t){return e.downloadSpeed===t.downloadSpeed?e.uploadSpeed===t.uploadSpeed?e.wire.amChoking===t.wire.amChoking?e.salt-t.salt:e.wire.amChoking?1:-1:t.uploadSpeed-e.uploadSpeed:t.downloadSpeed-e.downloadSpeed}var t=this;if(t.ready){0<t._rechokeOptimisticTime?t._rechokeOptimisticTime-=1:t._rechokeOptimisticWire=null;var n=[];t.wires.forEach(function(e){e.isSeeder||e===t._rechokeOptimisticWire||n.push({wire:e,downloadSpeed:e.downloadSpeed(),uploadSpeed:e.uploadSpeed(),salt:Math.random(),isChoked:!0})}),n.sort(e);for(var r=0,o=0;o<n.length&&r<t._rechokeNumSlots;++o)n[o].isChoked=!1,n[o].wire.peerInterested&&(r+=1);if(!t._rechokeOptimisticWire&&o<n.length&&t._rechokeNumSlots){var s=n.slice(o).filter(function(e){return e.wire.peerInterested}),a=s[l(s.length)];a&&(a.isChoked=!1,t._rechokeOptimisticWire=a.wire,t._rechokeOptimisticTime=2)}n.forEach(function(e){e.wire.amChoking!==e.isChoked&&(e.isChoked?e.wire.choke():e.wire.unchoke())})}},i.prototype._hotswap=function(e,t){var n=this,o=e.downloadSpeed();if(o<R.BLOCK_LENGTH)return!1;if(!n._reservations[t])return!1;var s=n._reservations[t];if(!s)return!1;var r=1/0,a,d;for(d=0;d<s.length;d++){var c=s[d];if(c&&c!==e){var l=c.downloadSpeed();l>=G||2*l>o||l>r||(a=c,r=l)}}if(!a)return!1;for(d=0;d<s.length;d++)s[d]===a&&(s[d]=null);for(d=0;d<a.requests.length;d++){var p=a.requests[d];p.piece===t&&n.pieces[t].cancel(0|p.offset/R.BLOCK_LENGTH)}return n.emit("hotswap",a,e,t),!0},i.prototype._request=function(e,t,o){function s(){n.nextTick(function(){l._update()})}var l=this,p=e.requests.length,u="webSeed"===e.type;if(l.bitfield.get(t))return!1;var f=u?d(c(e,K,l.pieceLength),l.maxWebConns):a(e,K);if(p>=f)return!1;var h=l.pieces[t],m=u?h.reserveRemaining():h.reserve();if(-1===m&&o&&l._hotswap(e,t)&&(m=u?h.reserveRemaining():h.reserve()),-1===m)return!1;var g=l._reservations[t];g||(g=l._reservations[t]=[]);var _=g.indexOf(null);-1===_&&(_=g.length),g[_]=e;var y=h.chunkOffset(m),b=u?h.chunkLengthRemaining(m):h.chunkLength(m);return e.request(t,y,b,function n(r,o){if(!l.destroyed){if(!l.ready)return l.once("ready",function(){n(r,o)});if(g[_]===e&&(g[_]=null),h!==l.pieces[t])return s();if(r)return l._debug("error getting piece %s (offset: %s length: %s) from %s: %s",t,y,b,e.remoteAddress+":"+e.remotePort,r.message),u?h.cancelRemaining(m):h.cancel(m),void s();if(l._debug("got piece %s (offset: %s length: %s) from %s",t,y,b,e.remoteAddress+":"+e.remotePort),!h.set(m,o,e))return s();var i=h.flush();O(i,function(e){if(!l.destroyed){if(e===l._hashes[t]){if(!l.pieces[t])return;l._debug("piece verified %s",t),l.pieces[t]=null,l._reservations[t]=null,l.bitfield.set(t,!0),l.store.put(t,i),l.wires.forEach(function(e){e.have(t)}),l._checkDone()&&!l.destroyed&&l.discovery.complete()}else l.pieces[t]=new R(h.length),l.emit("warning",new Error("Piece "+t+" failed verification"));s()}})}}),!0},i.prototype._checkDone=function(){var e=this;if(!e.destroyed){e.files.forEach(function(t){if(!t.done){for(var n=t._startPiece;n<=t._endPiece;++n)if(!e.bitfield.get(n))return;t.done=!0,t.emit("done"),e._debug("file done: "+t.name)}});for(var t=!0,n=0,r;n<e._selections.length;n++){r=e._selections[n];for(var o=r.from;o<=r.to;o++)if(!e.bitfield.get(o)){t=!1;break}if(!t)break}return!e.done&&t&&(e.done=!0,e._debug("torrent done: "+e.infoHash),e.emit("done")),e._gcSelections(),t}},i.prototype.load=function(e,t){var n=this;if(n.destroyed)throw new Error("torrent is destroyed");if(!n.ready)return n.once("ready",function(){n.load(e,t)});Array.isArray(e)||(e=[e]),t||(t=p);var r=new E(e),o=new h(n.store,n.pieceLength);U(r,o,function(e){return e?t(e):void(n.pieces.forEach(function(e,t){n.pieces[t]=null,n._reservations[t]=null,n.bitfield.set(t,!0)}),n._checkDone(),t(null))})},i.prototype.createServer=function(e){if("function"!=typeof z)throw new Error("node.js-only method");if(this.destroyed)throw new Error("torrent is destroyed");var t=new z(this,e);return this._servers.push(t),t},i.prototype.pause=function(){this.destroyed||(this._debug("pause"),this.paused=!0)},i.prototype.resume=function(){this.destroyed||(this._debug("resume"),this.paused=!1,this._drain())},i.prototype._debug=function(){if(!this.destroyed){var e=[].slice.call(arguments);e[0]="["+this.client._debugId+"] ["+this._debugId+"] "+e[0],m.apply(null,e)}},i.prototype._drain=function(){var e=this;if(this._debug("_drain numConns %s maxConns %s",e._numConns,e.client.maxConns),!("function"!=typeof C.connect||e.destroyed||e.paused||e._numConns>=e.client.maxConns)){this._debug("drain (%s queued, %s/%s peers)",e._numQueued,e.numPeers,e.client.maxConns);var t=e._queue.shift();if(t){this._debug("tcp connect attempt to %s",t.addr);var n=u(t.addr),r={host:n[0],port:n[1]},o=t.conn=C.connect(r);o.once("connect",function(){t.onConnect()}),o.once("error",function(e){t.destroy(e)}),t.startConnectTimeout(),o.on("close",function(){if(!e.destroyed){if(t.retries>=Y.length)return void e._debug("conn %s closed: will not re-add (max %s attempts)",t.addr,Y.length);var n=Y[t.retries];e._debug("conn %s closed: will re-add to queue in %sms (attempt %s)",t.addr,n,t.retries+1);var r=setTimeout(function(){var n=e._addPeer(t.addr);n&&(n.retries=t.retries+1)},n);r.unref&&r.unref()}})}}},i.prototype._validAddr=function(e){var t;try{t=u(e)}catch(t){return!1}var n=t[0],r=t[1];return 0<r&&65535>r&&("127.0.0.1"!==n||r!==this.client.torrentPort)}}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{"../package.json":128,"./file":2,"./peer":3,"./rarity-map":4,"./server":21,_process:69,"addr-to-ip-port":7,bitfield:13,"chunk-store-stream/write":31,debug:35,events:24,fs:22,"fs-chunk-store":53,"immediate-chunk-store":43,inherits:44,multistream:61,net:21,os:21,"parse-numeric-range":64,"parse-torrent":65,path:66,pump:70,"random-iterate":75,"run-parallel":90,"run-parallel-limit":89,"simple-get":94,"simple-sha1":96,speedometer:98,"torrent-discovery":111,"torrent-piece":112,uniq:115,ut_metadata:119,ut_pex:21,xtend:125,"xtend/mutable":126}],6:[function(e,t){function n(e,t){p.call(this),this.url=e,this.webPeerId=l.sync(e),this._torrent=t,this._init()}t.exports=n;var r=e("bitfield"),o=e("safe-buffer").Buffer,i=e("debug")("webtorrent:webconn"),a=e("simple-get"),c=e("inherits"),l=e("simple-sha1"),p=e("bittorrent-protocol"),u=e("../package.json").version;c(n,p),n.prototype._init=function(){var e=this;e.setKeepAlive(!0),e.once("handshake",function(t){if(!e.destroyed){e.handshake(t,e.webPeerId);for(var n=e._torrent.pieces.length,o=new r(n),s=0;s<=n;s++)o.set(s,!0);e.bitfield(o)}}),e.once("interested",function(){i("interested"),e.unchoke()}),e.on("uninterested",function(){i("uninterested")}),e.on("choke",function(){i("choke")}),e.on("unchoke",function(){i("unchoke")}),e.on("bitfield",function(){i("bitfield")}),e.on("request",function(t,n,r,o){i("request pieceIndex=%d offset=%d length=%d",t,n,r),e.httpRequest(t,n,r,o)})},n.prototype.httpRequest=function(e,t,n,r){var c=this,l=e*c._torrent.pieceLength,p=l+t,f=p+n-1,h=c._torrent.files,m;if(1>=h.length)m=[{url:c.url,start:p,end:f}];else{var g=h.filter(function(e){return e.offset<=f&&e.offset+e.length>p});if(1>g.length)return r(new Error("Could not find file corresponnding to web seed range request"));m=g.map(function(e){var t=e.offset+e.length-1,n=c.url+("/"===c.url[c.url.length-1]?"":"/")+e.path;return{url:n,fileOffsetInRange:s(e.offset-p,0),start:s(p-e.offset,0),end:d(t,f-e.offset)}})}var _=0,y=!1,b;1<m.length&&(b=o.alloc(n)),m.forEach(function(o){function s(e,t){return 200>e.statusCode||300<=e.statusCode?(y=!0,r(new Error("Unexpected HTTP status code "+e.statusCode))):void(i("Got data of length %d",t.length),1===m.length?r(null,t):(t.copy(b,o.fileOffsetInRange),++_===m.length&&r(null,b)))}var d=o.url,c=o.start,l=o.end;i("Requesting url=%s pieceIndex=%d offset=%d length=%d start=%d end=%d",d,e,t,n,c,l);var p={url:d,method:"GET",headers:{"user-agent":"WebTorrent/"+u+" (https://webtorrent.io)",range:"bytes="+c+"-"+l}};a.concat(p,function(e,t,n){return y?void 0:e?"undefined"==typeof window||d.startsWith(window.location.origin+"/")?(y=!0,r(e)):a.head(d,function(t,n){return y?void 0:t?(y=!0,r(t)):200>n.statusCode||300<=n.statusCode?(y=!0,r(new Error("Unexpected HTTP status code "+n.statusCode))):n.url===d?(y=!0,r(e)):void(p.url=n.url,a.concat(p,function(e,t,n){return y?void 0:e?(y=!0,r(e)):void s(t,n)}))}):void s(t,n)})})},n.prototype.destroy=function(){p.prototype.destroy.call(this),this._torrent=null}},{"../package.json":128,bitfield:13,"bittorrent-protocol":14,debug:35,inherits:44,"safe-buffer":92,"simple-get":94,"simple-sha1":96}],7:[function(e,t){var n=/^\[?([^\]]+)\]?:(\d+)$/,r={},o=0;t.exports=function(e){if(1e5===o&&t.exports.reset(),!r[e]){var i=n.exec(e);if(!i)throw new Error("invalid addr: "+e);r[e]=[i[1],+i[2]],o+=1}return r[e]},t.exports.reset=function(){r={},o=0}},{}],8:[function(e,t,n){"use strict";function r(e){var t=e.length;if(0<t%4)throw new Error("Invalid string. Length must be a multiple of 4");var n=e.indexOf("=");-1===n&&(n=t);var r=n===t?0:4-n%4;return[n,r]}function o(e,t,n){return 3*(t+n)/4-n}function s(e){for(var t=r(e),n=t[0],s=t[1],a=new u(o(e,n,s)),d=0,c=0<s?n-4:n,l=0,f;l<c;l+=4)f=p[e.charCodeAt(l)]<<18|p[e.charCodeAt(l+1)]<<12|p[e.charCodeAt(l+2)]<<6|p[e.charCodeAt(l+3)],a[d++]=255&f>>16,a[d++]=255&f>>8,a[d++]=255&f;return 2===s&&(f=p[e.charCodeAt(l)]<<2|p[e.charCodeAt(l+1)]>>4,a[d++]=255&f),1===s&&(f=p[e.charCodeAt(l)]<<10|p[e.charCodeAt(l+1)]<<4|p[e.charCodeAt(l+2)]>>2,a[d++]=255&f>>8,a[d++]=255&f),a}function a(e){return l[63&e>>18]+l[63&e>>12]+l[63&e>>6]+l[63&e]}function d(e,t,n){for(var r=[],o=t,s;o<n;o+=3)s=(16711680&e[o]<<16)+(65280&e[o+1]<<8)+(255&e[o+2]),r.push(a(s));return r.join("")}function c(e){for(var t=e.length,n=t%3,r=[],o=16383,s=0,a=t-n,c;s<a;s+=o)r.push(d(e,s,s+o>a?a:s+o));return 1===n?(c=e[t-1],r.push(l[c>>2]+l[63&c<<4]+"==")):2===n&&(c=(e[t-2]<<8)+e[t-1],r.push(l[c>>10]+l[63&c>>4]+l[63&c<<2]+"=")),r.join("")}n.byteLength=function(e){var t=r(e),n=t[0],o=t[1];return 3*(n+o)/4-o},n.toByteArray=s,n.fromByteArray=c;for(var l=[],p=[],u="undefined"==typeof Uint8Array?Array:Uint8Array,f="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",h=0,m=f.length;h<m;++h)l[h]=f[h],p[f.charCodeAt(h)]=h;p[45]=62,p[95]=63},{}],9:[function(t,n){(function(t){function r(e,t,n){for(var r=0,o=1,s=t,a;s<n;s++){if(a=e[s],58>a&&48<=a){r=10*r+(a-48);continue}if(s!==t||43!==a){if(s===t&&45===a){o=-1;continue}if(46===a)break;throw new Error("not a number: buffer["+s+"] = "+a)}}return r*o}function o(e,n,r,i){return null==e||0===e.length?null:("number"!=typeof n&&null==i&&(i=n,n=void 0),"number"!=typeof r&&null==i&&(i=r,r=void 0),o.position=0,o.encoding=i||null,o.data=t.isBuffer(e)?e.slice(n,r):new t(e),o.bytes=o.data.length,o.next())}const i=101;o.bytes=0,o.position=0,o.data=null,o.encoding=null,o.next=function(){switch(o.data[o.position]){case 100:return o.dictionary();case 108:return o.list();case 105:return o.integer();default:return o.buffer();}},o.find=function(t){for(var n=o.position,r=o.data.length,s=o.data;n<r;){if(s[n]===t)return n;n++}throw new Error("Invalid data: Missing delimiter \""+e(t)+"\" [0x"+t.toString(16)+"]")},o.dictionary=function(){o.position++;for(var e={};o.data[o.position]!==i;)e[o.buffer()]=o.next();return o.position++,e},o.list=function(){o.position++;for(var e=[];o.data[o.position]!==i;)e.push(o.next());return o.position++,e},o.integer=function(){var e=o.find(i),t=r(o.data,o.position+1,e);return o.position+=e+1-o.position,t},o.buffer=function(){var e=o.find(58),t=r(o.data,o.position,e),n=++e+t;return o.position=n,o.encoding?o.data.toString(o.encoding,e,n):o.data.slice(e,n)},n.exports=o}).call(this,t("buffer").Buffer)},{buffer:23}],10:[function(e,t){function n(e,t,o){var i=[],s=null;return n._encode(i,e),s=r.concat(i),n.bytes=s.length,r.isBuffer(t)?(s.copy(t,o),t):s}var r=e("safe-buffer").Buffer;n.bytes=-1,n._floatConversionDetected=!1,n.getType=function(e){return r.isBuffer(e)?"buffer":Array.isArray(e)?"array":ArrayBuffer.isView(e)?"arraybufferview":e instanceof Number?"number":e instanceof Boolean?"boolean":e instanceof ArrayBuffer?"arraybuffer":typeof e},n._encode=function(e,t){if(null!=t)switch(n.getType(t)){case"buffer":n.buffer(e,t);break;case"object":n.dict(e,t);break;case"array":n.list(e,t);break;case"string":n.string(e,t);break;case"number":n.number(e,t);break;case"boolean":n.number(e,t);break;case"arraybufferview":n.buffer(e,r.from(t.buffer,t.byteOffset,t.byteLength));break;case"arraybuffer":n.buffer(e,r.from(t));}};var o=r.from("e"),i=r.from("d"),s=r.from("l");n.buffer=function(e,t){e.push(new r(t.length+":"),t)},n.string=function(e,t){e.push(r.from(r.byteLength(t)+":"+t))},n.number=function(e,t){var o=(t/2147483648<<0)*2147483648+(t%2147483648<<0);e.push(r.from("i"+o+"e")),o===t||n._floatConversionDetected||(n._floatConversionDetected=!0,console.warn("WARNING: Possible data corruption detected with value \""+t+"\":","Bencoding only defines support for integers, value was converted to \""+o+"\""),console.trace())},n.dict=function(e,t){e.push(i);for(var r=0,s=Object.keys(t).sort(),a=s.length,d;r<a;r++)d=s[r],null==t[d]||(n.string(e,d),n._encode(e,t[d]));e.push(o)},n.list=function(e,t){var r=0,a=t.length;for(e.push(s);r<a;r++)null!=t[r]&&n._encode(e,t[r]);e.push(o)},t.exports=n},{"safe-buffer":92}],11:[function(e,t){var n=t.exports;n.encode=e("./encode"),n.decode=e("./decode"),n.byteLength=n.encodingLength=function(e){return n.encode(e).length}},{"./decode":9,"./encode":10}],12:[function(e,t){t.exports=function(e,t,n,r,o){var i,s;if(void 0===r)r=0;else if(r|=0,0>r||r>=e.length)throw new RangeError("invalid lower bound");if(void 0===o)o=e.length-1;else if(o|=0,o<r||o>=e.length)throw new RangeError("invalid upper bound");for(;r<=o;)if(i=r+(o-r>>1),s=+n(e[i],t,i,e),0>s)r=i+1;else if(0<s)o=i-1;else return i;return~r}},{}],13:[function(e,t){(function(e){function n(e,t){return this instanceof n?void(0===arguments.length&&(e=0),this.grow=t&&(isFinite(t.grow)&&r(t.grow)||t.grow)||0,("number"==typeof e||e===void 0)&&(e=new o(r(e)),e.fill&&!e._isBuffer&&e.fill(0)),this.buffer=e):new n(e,t)}function r(e){var t=e>>3;return 0!=e%8&&t++,t}var o="undefined"==typeof e?Uint8Array:e;n.prototype.get=function(e){var t=e>>3;return t<this.buffer.length&&!!(this.buffer[t]&128>>e%8)},n.prototype.set=function(e,t){var n=e>>3;t||1===arguments.length?(this.buffer.length<n+1&&this._grow(s(n+1,d(2*this.buffer.length,this.grow))),this.buffer[n]|=128>>e%8):n<this.buffer.length&&(this.buffer[n]&=~(128>>e%8))},n.prototype._grow=function(e){if(this.buffer.length<e&&e<=this.grow){var t=new o(e);if(t.fill&&t.fill(0),this.buffer.copy)this.buffer.copy(t,0);else for(var n=0;n<this.buffer.length;n++)t[n]=this.buffer[n];this.buffer=t}},"undefined"!=typeof t&&(t.exports=n)}).call(this,e("buffer").Buffer)},{buffer:23}],14:[function(e,t){function n(e,t,n,r){this.piece=e,this.offset=t,this.length=n,this.callback=r}function r(){return this instanceof r?void(h.Duplex.call(this),this._debugId=u(4).toString("hex"),this._debug("new wire"),this.peerId=null,this.peerIdBuffer=null,this.type=null,this.amChoking=!0,this.amInterested=!1,this.peerChoking=!0,this.peerInterested=!1,this.peerPieces=new a(0,{grow:400000}),this.peerExtensions={},this.requests=[],this.peerRequests=[],this.extendedMapping={},this.peerExtendedMapping={},this.extendedHandshake={},this.peerExtendedHandshake={},this._ext={},this._nextExt=1,this.uploaded=0,this.downloaded=0,this.uploadSpeed=f(),this.downloadSpeed=f(),this._keepAliveInterval=null,this._timeout=null,this._timeoutMs=0,this.destroyed=!1,this._finished=!1,this._parserSize=0,this._parser=null,this._buffer=[],this._bufferSize=0,this.on("finish",this._onFinish),this._parseHandshake()):new r}function o(e,t,n,r){for(var o=0,a;o<e.length;o++)if(a=e[o],a.piece===t&&a.offset===n&&a.length===r)return s(e,o),a;return null}t.exports=r;var s=e("unordered-array-remove"),i=e("bencode"),a=e("bitfield"),d=e("safe-buffer").Buffer,c=e("debug")("bittorrent-protocol"),l=e("xtend"),p=e("inherits"),u=e("randombytes"),f=e("speedometer"),h=e("readable-stream"),m=d.from("\x13BitTorrent protocol"),g=d.from([0,0,0,0]),_=d.from([0,0,0,1,0]),y=d.from([0,0,0,1,1]),b=d.from([0,0,0,1,2]),w=d.from([0,0,0,1,3]),k=[0,0,0,0,0,0,0,0],x=[0,0,0,3,9,0,0];p(r,h.Duplex),r.prototype.setKeepAlive=function(e){var t=this;t._debug("setKeepAlive %s",e),clearInterval(t._keepAliveInterval);!1===e||(t._keepAliveInterval=setInterval(function(){t.keepAlive()},55e3))},r.prototype.setTimeout=function(e,t){this._debug("setTimeout ms=%d unref=%s",e,t),this._clearTimeout(),this._timeoutMs=e,this._timeoutUnref=!!t,this._updateTimeout()},r.prototype.destroy=function(){this.destroyed||(this.destroyed=!0,this._debug("destroy"),this.emit("close"),this.end())},r.prototype.end=function(){this._debug("end"),this._onUninterested(),this._onChoke(),h.Duplex.prototype.end.apply(this,arguments)},r.prototype.use=function(e){function t(){}var n=e.prototype.name;if(!n)throw new Error("Extension class requires a \"name\" property on the prototype");this._debug("use extension.name=%s",n);var r=this._nextExt,o=new e(this);"function"!=typeof o.onHandshake&&(o.onHandshake=t),"function"!=typeof o.onExtendedHandshake&&(o.onExtendedHandshake=t),"function"!=typeof o.onMessage&&(o.onMessage=t),this.extendedMapping[r]=n,this._ext[n]=o,this[n]=o,this._nextExt+=1},r.prototype.keepAlive=function(){this._debug("keep-alive"),this._push(g)},r.prototype.handshake=function(e,t,n){var r,o;if("string"==typeof e?(e=e.toLowerCase(),r=d.from(e,"hex")):(r=e,e=r.toString("hex")),"string"==typeof t?o=d.from(t,"hex"):(o=t,t=o.toString("hex")),20!==r.length||20!==o.length)throw new Error("infoHash and peerId MUST have length 20");this._debug("handshake i=%s p=%s exts=%o",e,t,n);var i=d.from(k);i[5]|=16,n&&n.dht&&(i[7]|=1),this._push(d.concat([m,i,r,o])),this._handshakeSent=!0,this.peerExtensions.extended&&!this._extendedHandshakeSent&&this._sendExtendedHandshake()},r.prototype._sendExtendedHandshake=function(){var e=l(this.extendedHandshake);for(var t in e.m={},this.extendedMapping){var n=this.extendedMapping[t];e.m[n]=+t}this.extended(0,i.encode(e)),this._extendedHandshakeSent=!0},r.prototype.choke=function(){if(!this.amChoking){for(this.amChoking=!0,this._debug("choke");this.peerRequests.length;)this.peerRequests.pop();this._push(_)}},r.prototype.unchoke=function(){this.amChoking&&(this.amChoking=!1,this._debug("unchoke"),this._push(y))},r.prototype.interested=function(){this.amInterested||(this.amInterested=!0,this._debug("interested"),this._push(b))},r.prototype.uninterested=function(){this.amInterested&&(this.amInterested=!1,this._debug("uninterested"),this._push(w))},r.prototype.have=function(e){this._debug("have %d",e),this._message(4,[e],null)},r.prototype.bitfield=function(e){this._debug("bitfield"),d.isBuffer(e)||(e=e.buffer),this._message(5,[],e)},r.prototype.request=function(e,t,r,o){return o||(o=function(){}),this._finished?o(new Error("wire is closed")):this.peerChoking?o(new Error("peer is choking")):void(this._debug("request index=%d offset=%d length=%d",e,t,r),this.requests.push(new n(e,t,r,o)),this._updateTimeout(),this._message(6,[e,t,r],null))},r.prototype.piece=function(e,t,n){this._debug("piece index=%d offset=%d",e,t),this.uploaded+=n.length,this.uploadSpeed(n.length),this.emit("upload",n.length),this._message(7,[e,t],n)},r.prototype.cancel=function(e,t,n){this._debug("cancel index=%d offset=%d length=%d",e,t,n),this._callback(o(this.requests,e,t,n),new Error("request was cancelled"),null),this._message(8,[e,t,n],null)},r.prototype.port=function(e){this._debug("port %d",e);var t=d.from(x);t.writeUInt16BE(e,5),this._push(t)},r.prototype.extended=function(e,t){if(this._debug("extended ext=%s",e),"string"==typeof e&&this.peerExtendedMapping[e]&&(e=this.peerExtendedMapping[e]),"number"==typeof e){var n=d.from([e]),r=d.isBuffer(t)?t:i.encode(t);this._message(20,[],d.concat([n,r]))}else throw new Error("Unrecognized extension: "+e)},r.prototype._read=function(){},r.prototype._message=function(e,t,n){var r=n?n.length:0,o=d.allocUnsafe(5+4*t.length);o.writeUInt32BE(o.length+r-4,0),o[4]=e;for(var s=0;s<t.length;s++)o.writeUInt32BE(t[s],5+4*s);this._push(o),n&&this._push(n)},r.prototype._push=function(e){return this._finished?void 0:this.push(e)},r.prototype._onKeepAlive=function(){this._debug("got keep-alive"),this.emit("keep-alive")},r.prototype._onHandshake=function(e,t,n){var r=e.toString("hex"),o=t.toString("hex");this._debug("got handshake i=%s p=%s exts=%o",r,o,n),this.peerId=o,this.peerIdBuffer=t,this.peerExtensions=n,this.emit("handshake",r,o,n);for(var i in this._ext)this._ext[i].onHandshake(r,o,n);n.extended&&this._handshakeSent&&!this._extendedHandshakeSent&&this._sendExtendedHandshake()},r.prototype._onChoke=function(){for(this.peerChoking=!0,this._debug("got choke"),this.emit("choke");this.requests.length;)this._callback(this.requests.pop(),new Error("peer is choking"),null)},r.prototype._onUnchoke=function(){this.peerChoking=!1,this._debug("got unchoke"),this.emit("unchoke")},r.prototype._onInterested=function(){this.peerInterested=!0,this._debug("got interested"),this.emit("interested")},r.prototype._onUninterested=function(){this.peerInterested=!1,this._debug("got uninterested"),this.emit("uninterested")},r.prototype._onHave=function(e){this.peerPieces.get(e)||(this._debug("got have %d",e),this.peerPieces.set(e,!0),this.emit("have",e))},r.prototype._onBitField=function(e){this.peerPieces=new a(e),this._debug("got bitfield"),this.emit("bitfield",this.peerPieces)},r.prototype._onRequest=function(e,t,r){var i=this;if(!i.amChoking){i._debug("got request index=%d offset=%d length=%d",e,t,r);var s=function(n,s){return a===o(i.peerRequests,e,t,r)?n?i._debug("error satisfying request index=%d offset=%d length=%d (%s)",e,t,r,n.message):void i.piece(e,t,s):void 0},a=new n(e,t,r,s);i.peerRequests.push(a),i.emit("request",e,t,r,s)}},r.prototype._onPiece=function(e,t,n){this._debug("got piece index=%d offset=%d",e,t),this._callback(o(this.requests,e,t,n.length),null,n),this.downloaded+=n.length,this.downloadSpeed(n.length),this.emit("download",n.length),this.emit("piece",e,t,n)},r.prototype._onCancel=function(e,t,n){this._debug("got cancel index=%d offset=%d length=%d",e,t,n),o(this.peerRequests,e,t,n),this.emit("cancel",e,t,n)},r.prototype._onPort=function(e){this._debug("got port %d",e),this.emit("port",e)},r.prototype._onExtended=function(e,t){if(0===e){var n;try{n=i.decode(t)}catch(e){this._debug("ignoring invalid extended handshake: %s",e.message||e)}if(!n)return;this.peerExtendedHandshake=n;if("object"==typeof n.m)for(var r in n.m)this.peerExtendedMapping[r]=+n.m[r].toString();for(r in this._ext)this.peerExtendedMapping[r]&&this._ext[r].onExtendedHandshake(this.peerExtendedHandshake);this._debug("got extended handshake"),this.emit("extended","handshake",this.peerExtendedHandshake)}else this.extendedMapping[e]&&(e=this.extendedMapping[e],this._ext[e]&&this._ext[e].onMessage(t)),this._debug("got extended message ext=%s",e),this.emit("extended",e,t)},r.prototype._onTimeout=function(){this._debug("request timed out"),this._callback(this.requests.shift(),new Error("request has timed out"),null),this.emit("timeout")},r.prototype._write=function(e,t,n){for(this._bufferSize+=e.length,this._buffer.push(e);this._bufferSize>=this._parserSize;){var r=1===this._buffer.length?this._buffer[0]:d.concat(this._buffer);this._bufferSize-=this._parserSize,this._buffer=this._bufferSize?[r.slice(this._parserSize)]:[],this._parser(r.slice(0,this._parserSize))}n(null)},r.prototype._callback=function(e,t,n){e&&(this._clearTimeout(),!this.peerChoking&&!this._finished&&this._updateTimeout(),e.callback(t,n))},r.prototype._clearTimeout=function(){this._timeout&&(clearTimeout(this._timeout),this._timeout=null)},r.prototype._updateTimeout=function(){var e=this;e._timeoutMs&&e.requests.length&&!e._timeout&&(e._timeout=setTimeout(function(){e._onTimeout()},e._timeoutMs),e._timeoutUnref&&e._timeout.unref&&e._timeout.unref())},r.prototype._parse=function(e,t){this._parserSize=e,this._parser=t},r.prototype._onMessageLength=function(e){var t=e.readUInt32BE(0);0<t?this._parse(t,this._onMessage):(this._onKeepAlive(),this._parse(4,this._onMessageLength))},r.prototype._onMessage=function(e){switch(this._parse(4,this._onMessageLength),e[0]){case 0:return this._onChoke();case 1:return this._onUnchoke();case 2:return this._onInterested();case 3:return this._onUninterested();case 4:return this._onHave(e.readUInt32BE(1));case 5:return this._onBitField(e.slice(1));case 6:return this._onRequest(e.readUInt32BE(1),e.readUInt32BE(5),e.readUInt32BE(9));case 7:return this._onPiece(e.readUInt32BE(1),e.readUInt32BE(5),e.slice(9));case 8:return this._onCancel(e.readUInt32BE(1),e.readUInt32BE(5),e.readUInt32BE(9));case 9:return this._onPort(e.readUInt16BE(1));case 20:return this._onExtended(e.readUInt8(1),e.slice(2));default:return this._debug("got unknown message"),this.emit("unknownmessage",e);}},r.prototype._parseHandshake=function(){var e=this;e._parse(1,function(t){var n=t.readUInt8(0);e._parse(n+48,function(t){var r=t.slice(0,n);return"BitTorrent protocol"===r.toString()?void(t=t.slice(n),e._onHandshake(t.slice(8,28),t.slice(28,48),{dht:!!(1&t[7]),extended:!!(16&t[5])}),e._parse(4,e._onMessageLength)):(e._debug("Error: wire not speaking BitTorrent protocol (%s)",r.toString()),void e.end())})})},r.prototype._onFinish=function(){for(this._finished=!0,this.push(null);this.read(););for(clearInterval(this._keepAliveInterval),this._parse(Number.MAX_VALUE,function(){});this.peerRequests.length;)this.peerRequests.pop();for(;this.requests.length;)this._callback(this.requests.pop(),new Error("wire was closed"),null)},r.prototype._debug=function(){var e=[].slice.call(arguments);e[0]="["+this._debugId+"] "+e[0],c.apply(null,e)}},{bencode:11,bitfield:13,debug:35,inherits:44,randombytes:76,"readable-stream":86,"safe-buffer":92,speedometer:98,"unordered-array-remove":116,xtend:125}],15:[function(e,t){(function(n){function r(e){function t(e){n.nextTick(function(){a.emit("warning",e)})}var a=this;if(!(a instanceof r))return new r(e);if(s.call(a),e||(e={}),!e.peerId)throw new Error("Option `peerId` is required");if(!e.infoHash)throw new Error("Option `infoHash` is required");if(!e.announce)throw new Error("Option `announce` is required");if(!n.browser&&!e.port)throw new Error("Option `port` is required");a.peerId="string"==typeof e.peerId?e.peerId:e.peerId.toString("hex"),a._peerIdBuffer=o.from(a.peerId,"hex"),a._peerIdBinary=a._peerIdBuffer.toString("binary"),a.infoHash="string"==typeof e.infoHash?e.infoHash.toLowerCase():e.infoHash.toString("hex"),a._infoHashBuffer=o.from(a.infoHash,"hex"),a._infoHashBinary=a._infoHashBuffer.toString("binary"),i("new client %s",a.infoHash),a.destroyed=!1,a._port=e.port,a._getAnnounceOpts=e.getAnnounceOpts,a._rtcConfig=e.rtcConfig,a._userAgent=e.userAgent,a._wrtc="function"==typeof e.wrtc?e.wrtc():e.wrtc;var d="string"==typeof e.announce?[e.announce]:null==e.announce?[]:e.announce;d=d.map(function(e){return e=e.toString(),"/"===e[e.length-1]&&(e=e.substring(0,e.length-1)),e}),d=u(d);var c=!1!==a._wrtc&&(!!a._wrtc||p.WEBRTC_SUPPORT);a._trackers=d.map(function(e){var n=f.parse(e).protocol;return("http:"===n||"https:"===n)&&"function"==typeof m?new m(a,e):"udp:"===n&&"function"==typeof g?new g(a,e):("ws:"===n||"wss:"===n)&&c?"ws:"===n&&"undefined"!=typeof window&&"https:"===window.location.protocol?(t(new Error("Unsupported tracker protocol: "+e)),null):new _(a,e):(t(new Error("Unsupported tracker protocol: "+e)),null)}).filter(Boolean)}t.exports=r;var o=e("safe-buffer").Buffer,i=e("debug")("bittorrent-tracker:client"),s=e("events").EventEmitter,a=e("xtend"),d=e("inherits"),c=e("once"),l=e("run-parallel"),p=e("simple-peer"),u=e("uniq"),f=e("url"),h=e("./lib/common"),m=e("./lib/client/http-tracker"),g=e("./lib/client/udp-tracker"),_=e("./lib/client/websocket-tracker");d(r,s),r.scrape=function(e,t){if(t=c(t),!e.infoHash)throw new Error("Option `infoHash` is required");if(!e.announce)throw new Error("Option `announce` is required");var n=a(e,{infoHash:Array.isArray(e.infoHash)?e.infoHash[0]:e.infoHash,peerId:o.from("01234567890123456789"),port:6881}),i=new r(n);i.once("error",t),i.once("warning",t);var s=Array.isArray(e.infoHash)?e.infoHash.length:1,d={};return i.on("scrape",function(e){if(s-=1,d[e.infoHash]=e,0===s){i.destroy();var n=Object.keys(d);1===n.length?t(null,d[n[0]]):t(null,d)}}),e.infoHash=Array.isArray(e.infoHash)?e.infoHash.map(function(e){return o.from(e,"hex")}):o.from(e.infoHash,"hex"),i.scrape({infoHash:e.infoHash}),i},r.prototype.start=function(e){var t=this;i("send `start`"),e=t._defaultAnnounceOpts(e),e.event="started",t._announce(e),t._trackers.forEach(function(e){e.setInterval()})},r.prototype.stop=function(e){var t=this;i("send `stop`"),e=t._defaultAnnounceOpts(e),e.event="stopped",t._announce(e)},r.prototype.complete=function(e){var t=this;i("send `complete`"),e||(e={}),e=t._defaultAnnounceOpts(e),e.event="completed",t._announce(e)},r.prototype.update=function(e){var t=this;i("send `update`"),e=t._defaultAnnounceOpts(e),e.event&&delete e.event,t._announce(e)},r.prototype._announce=function(e){var t=this;t._trackers.forEach(function(t){t.announce(e)})},r.prototype.scrape=function(e){var t=this;i("send `scrape`"),e||(e={}),t._trackers.forEach(function(t){t.scrape(e)})},r.prototype.setInterval=function(e){var t=this;i("setInterval %d",e),t._trackers.forEach(function(t){t.setInterval(e)})},r.prototype.destroy=function(e){var t=this;if(!t.destroyed){t.destroyed=!0,i("destroy");var n=t._trackers.map(function(e){return function(t){e.destroy(t)}});l(n,e),t._trackers=[],t._getAnnounceOpts=null}},r.prototype._defaultAnnounceOpts=function(e){var t=this;return e||(e={}),null==e.numwant&&(e.numwant=h.DEFAULT_ANNOUNCE_PEERS),null==e.uploaded&&(e.uploaded=0),null==e.downloaded&&(e.downloaded=0),t._getAnnounceOpts&&(e=a(e,t._getAnnounceOpts())),e}}).call(this,e("_process"))},{"./lib/client/http-tracker":21,"./lib/client/udp-tracker":21,"./lib/client/websocket-tracker":17,"./lib/common":18,_process:69,debug:35,events:24,inherits:44,once:63,"run-parallel":90,"safe-buffer":92,"simple-peer":95,uniq:115,url:117,xtend:125}],16:[function(e,t){function n(e,t){var n=this;r.call(n),n.client=e,n.announceUrl=t,n.interval=null,n.destroyed=!1}t.exports=n;var r=e("events").EventEmitter,o=e("inherits");o(n,r),n.prototype.setInterval=function(e){var t=this;null==e&&(e=t.DEFAULT_ANNOUNCE_INTERVAL),clearInterval(t.interval),e&&(t.interval=setInterval(function(){t.announce(t.client._defaultAnnounceOpts())},e),t.interval.unref&&t.interval.unref())}},{events:24,inherits:44}],17:[function(e,t){function o(e,t){var n=this;h.call(n,e,t),s("new websocket tracker %s",t),n.peers={},n.socket=null,n.reconnecting=!1,n.retries=0,n.reconnectTimer=null,n.expectingResponse=!1,n._openSocket()}function i(){}t.exports=o;var s=e("debug")("bittorrent-tracker:websocket-tracker"),a=e("xtend"),c=e("inherits"),l=e("simple-peer"),p=e("randombytes"),u=e("simple-websocket"),f=e("../common"),h=e("./tracker"),m={};c(o,h),o.prototype.DEFAULT_ANNOUNCE_INTERVAL=30000,o.prototype.announce=function(e){var t=this;if(!(t.destroyed||t.reconnecting)){if(!t.socket.connected)return void t.socket.once("connect",function(){t.announce(e)});var n=a(e,{action:"announce",info_hash:t.client._infoHashBinary,peer_id:t.client._peerIdBinary});if(t._trackerId&&(n.trackerid=t._trackerId),"stopped"===e.event||"completed"===e.event)t._send(n);else{var r=d(e.numwant,10);t._generateOffers(r,function(e){n.numwant=r,n.offers=e,t._send(n)})}}},o.prototype.scrape=function(e){var t=this;if(!(t.destroyed||t.reconnecting)){if(!t.socket.connected)return void t.socket.once("connect",function(){t.scrape(e)});var n=Array.isArray(e.infoHash)&&0<e.infoHash.length?e.infoHash.map(function(e){return e.toString("binary")}):e.infoHash&&e.infoHash.toString("binary")||t.client._infoHashBinary;t._send({action:"scrape",info_hash:n})}},o.prototype.destroy=function(e){function t(){a&&(clearTimeout(a),a=null),s.removeListener("data",t),s.destroy(),s=null}var n=this;if(e||(e=i),n.destroyed)return e(null);for(var r in n.destroyed=!0,clearInterval(n.interval),clearTimeout(n.reconnectTimer),n.peers){var o=n.peers[r];clearTimeout(o.trackerTimeout),o.destroy()}if(n.peers=null,n.socket&&(n.socket.removeListener("connect",n._onSocketConnectBound),n.socket.removeListener("data",n._onSocketDataBound),n.socket.removeListener("close",n._onSocketCloseBound),n.socket.removeListener("error",n._onSocketErrorBound),n.socket=null),n._onSocketConnectBound=null,n._onSocketErrorBound=null,n._onSocketDataBound=null,n._onSocketCloseBound=null,m[n.announceUrl]&&(m[n.announceUrl].consumers-=1),0<m[n.announceUrl].consumers)return e();var s=m[n.announceUrl];if(delete m[n.announceUrl],s.on("error",i),s.once("close",e),!n.expectingResponse)return t();var a=setTimeout(t,f.DESTROY_TIMEOUT);s.once("data",t)},o.prototype._openSocket=function(){var e=this;e.destroyed=!1,e.peers||(e.peers={}),e._onSocketConnectBound=function(){e._onSocketConnect()},e._onSocketErrorBound=function(t){e._onSocketError(t)},e._onSocketDataBound=function(t){e._onSocketData(t)},e._onSocketCloseBound=function(){e._onSocketClose()},e.socket=m[e.announceUrl],e.socket?m[e.announceUrl].consumers+=1:(e.socket=m[e.announceUrl]=new u(e.announceUrl),e.socket.consumers=1,e.socket.once("connect",e._onSocketConnectBound)),e.socket.on("data",e._onSocketDataBound),e.socket.once("close",e._onSocketCloseBound),e.socket.once("error",e._onSocketErrorBound)},o.prototype._onSocketConnect=function(){var e=this;e.destroyed||e.reconnecting&&(e.reconnecting=!1,e.retries=0,e.announce(e.client._defaultAnnounceOpts()))},o.prototype._onSocketData=function(e){var t=this;if(!t.destroyed){t.expectingResponse=!1;try{e=JSON.parse(e)}catch(e){return void t.client.emit("warning",new Error("Invalid tracker response"))}"announce"===e.action?t._onAnnounceResponse(e):"scrape"===e.action?t._onScrapeResponse(e):t._onSocketError(new Error("invalid action in WS response: "+e.action))}},o.prototype._onAnnounceResponse=function(e){var t=this;if(e.info_hash!==t.client._infoHashBinary)return void s("ignoring websocket data from %s for %s (looking for %s: reused socket)",t.announceUrl,f.binaryToHex(e.info_hash),t.client.infoHash);if(!(e.peer_id&&e.peer_id===t.client._peerIdBinary)){s("received %s from %s for %s",JSON.stringify(e),t.announceUrl,t.client.infoHash);var n=e["failure reason"];if(n)return t.client.emit("warning",new Error(n));var r=e["warning message"];r&&t.client.emit("warning",new Error(r));var o=e.interval||e["min interval"];o&&t.setInterval(1e3*o);var i=e["tracker id"];if(i&&(t._trackerId=i),null!=e.complete){var a=Object.assign({},e,{announce:t.announceUrl,infoHash:f.binaryToHex(e.info_hash)});t.client.emit("update",a)}var d;if(e.offer&&e.peer_id&&(s("creating peer (from remote offer)"),d=t._createPeer(),d.id=f.binaryToHex(e.peer_id),d.once("signal",function(n){var r={action:"announce",info_hash:t.client._infoHashBinary,peer_id:t.client._peerIdBinary,to_peer_id:e.peer_id,answer:n,offer_id:e.offer_id};t._trackerId&&(r.trackerid=t._trackerId),t._send(r)}),d.signal(e.offer),t.client.emit("peer",d)),e.answer&&e.peer_id){var c=f.binaryToHex(e.offer_id);d=t.peers[c],d?(d.id=f.binaryToHex(e.peer_id),d.signal(e.answer),t.client.emit("peer",d),clearTimeout(d.trackerTimeout),d.trackerTimeout=null,delete t.peers[c]):s("got unexpected answer: "+JSON.stringify(e.answer))}}},o.prototype._onScrapeResponse=function(e){var t=this;e=e.files||{};var n=Object.keys(e);return 0===n.length?void t.client.emit("warning",new Error("invalid scrape response")):void n.forEach(function(n){var r=Object.assign(e[n],{announce:t.announceUrl,infoHash:f.binaryToHex(n)});t.client.emit("scrape",r)})},o.prototype._onSocketClose=function(){var e=this;e.destroyed||(e.destroy(),e._startReconnectTimer())},o.prototype._onSocketError=function(e){var t=this;t.destroyed||(t.destroy(),t.client.emit("warning",e),t._startReconnectTimer())},o.prototype._startReconnectTimer=function(){var e=this,t=r(Math.random()*30000)+d(n(2,e.retries)*15000,1800000);e.reconnecting=!0,clearTimeout(e.reconnectTimer),e.reconnectTimer=setTimeout(function(){e.retries++,e._openSocket()},t),e.reconnectTimer.unref&&e.reconnectTimer.unref(),s("reconnecting socket in %s ms",t)},o.prototype._send=function(e){var t=this;if(!t.destroyed){t.expectingResponse=!0;var n=JSON.stringify(e);s("send %s",n),t.socket.send(n)}},o.prototype._generateOffers=function(e,t){function n(){var e=p(20).toString("hex");s("creating peer (from _generateOffers)");var t=o.peers[e]=o._createPeer({initiator:!0});t.once("signal",function(t){a.push({offer:t,offer_id:f.hexToBinary(e)}),r()}),t.trackerTimeout=setTimeout(function(){s("tracker timeout: destroying peer"),t.trackerTimeout=null,delete o.peers[e],t.destroy()},50000),t.trackerTimeout.unref&&t.trackerTimeout.unref()}function r(){a.length===e&&(s("generated %s offers",e),t(a))}var o=this,a=[];s("generating %s offers",e);for(var d=0;d<e;++d)n();r()},o.prototype._createPeer=function(e){function t(e){r.client.emit("warning",new Error("Connection error: "+e.message)),o.destroy()}function n(){o.removeListener("error",t),o.removeListener("connect",n)}var r=this;e=Object.assign({trickle:!1,config:r.client._rtcConfig,wrtc:r.client._wrtc},e);var o=new l(e);return o.once("error",t),o.once("connect",n),o}},{"../common":18,"./tracker":16,debug:35,inherits:44,randombytes:76,"simple-peer":95,"simple-websocket":97,xtend:125}],18:[function(e,t,n){var r=e("safe-buffer").Buffer,o=e("xtend/mutable");n.DEFAULT_ANNOUNCE_PEERS=50,n.MAX_ANNOUNCE_PEERS=82,n.binaryToHex=function(e){return"string"!=typeof e&&(e+=""),r.from(e,"binary").toString("hex")},n.hexToBinary=function(e){return"string"!=typeof e&&(e+=""),r.from(e,"hex").toString("binary")};var i=e("./common-node");o(n,i)},{"./common-node":21,"safe-buffer":92,"xtend/mutable":126}],19:[function(e,t){(function(n){t.exports=function(e,t){function r(i){o.removeEventListener("loadend",r,!1),i.error?t(i.error):t(null,n.from(o.result))}if("undefined"==typeof Blob||!(e instanceof Blob))throw new Error("first argument must be a Blob");if("function"!=typeof t)throw new Error("second argument must be a function");var o=new FileReader;o.addEventListener("loadend",r,!1),o.readAsArrayBuffer(e)}}).call(this,e("buffer").Buffer)},{buffer:23}],20:[function(e,t){(function(n){function r(e,t){return this instanceof r?void(i.call(this),!t&&(t={}),"object"==typeof e&&(t=e,e=t.size),this.size=e||512,this._zeroPadding=!t.nopad&&s(t.zeroPadding,!0),this._buffered=[],this._bufferedBytes=0):new r(e,t)}var o=e("inherits"),i=e("readable-stream").Transform,s=e("defined");t.exports=r,o(r,i),r.prototype._transform=function(e,t,r){for(this._bufferedBytes+=e.length,this._buffered.push(e);this._bufferedBytes>=this.size;){var o=n.concat(this._buffered);this._bufferedBytes-=this.size,this.push(o.slice(0,this.size)),this._buffered=[o.slice(this.size,o.length)]}r()},r.prototype._flush=function(){if(this._bufferedBytes&&this._zeroPadding){var e=new n(this.size-this._bufferedBytes);e.fill(0),this._buffered.push(e),this.push(n.concat(this._buffered)),this._buffered=null}else this._bufferedBytes&&(this.push(n.concat(this._buffered)),this._buffered=null);this.push(null)}}).call(this,e("buffer").Buffer)},{buffer:23,defined:37,inherits:44,"readable-stream":86}],21:[function(){},{}],22:[function(e,t,n){arguments[4][21][0].apply(n,arguments)},{dup:21}],23:[function(t,r,o){"use strict";function s(e){if(2147483647<e)throw new RangeError("Invalid typed array length");var t=new Uint8Array(e);return t.__proto__=c.prototype,t}function c(e,t,n){if("number"==typeof e){if("string"==typeof t)throw new Error("If encoding is specified then the first argument must be a string");return p(e)}return i(e,t,n)}function i(e,t,n){if("number"==typeof e)throw new TypeError("\"value\" argument must not be a number");return K(e)||e&&K(e.buffer)?h(e,t,n):"string"==typeof e?u(e,t):m(e)}function a(e){if("number"!=typeof e)throw new TypeError("\"size\" argument must be of type number");else if(0>e)throw new RangeError("\"size\" argument must not be negative")}function l(e,t,n){return a(e),0>=e?s(e):void 0===t?s(e):"string"==typeof n?s(e).fill(t,n):s(e).fill(t)}function p(e){return a(e),s(0>e?0:0|g(e))}function u(e,t){if(("string"!=typeof t||""===t)&&(t="utf8"),!c.isEncoding(t))throw new TypeError("Unknown encoding: "+t);var n=0|_(e,t),r=s(n),o=r.write(e,t);return o!==n&&(r=r.slice(0,o)),r}function f(e){for(var t=0>e.length?0:0|g(e.length),n=s(t),r=0;r<t;r+=1)n[r]=255&e[r];return n}function h(e,t,n){if(0>t||e.byteLength<t)throw new RangeError("\"offset\" is outside of buffer bounds");if(e.byteLength<t+(n||0))throw new RangeError("\"length\" is outside of buffer bounds");var r;return r=void 0===t&&void 0===n?new Uint8Array(e):void 0===n?new Uint8Array(e,t):new Uint8Array(e,t,n),r.__proto__=c.prototype,r}function m(e){if(c.isBuffer(e)){var t=0|g(e.length),n=s(t);return 0===n.length?n:(e.copy(n,0,0,t),n)}if(e){if(ArrayBuffer.isView(e)||"length"in e)return"number"!=typeof e.length||X(e.length)?s(0):f(e);if("Buffer"===e.type&&Array.isArray(e.data))return f(e.data)}throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, or Array-like Object.")}function g(e){if(e>=2147483647)throw new RangeError("Attempt to allocate Buffer larger than maximum size: 0x"+2147483647 .toString(16)+" bytes");return 0|e}function _(e,t){if(c.isBuffer(e))return e.length;if(ArrayBuffer.isView(e)||K(e))return e.byteLength;"string"!=typeof e&&(e=""+e);var n=e.length;if(0===n)return 0;for(var r=!1;;)switch(t){case"ascii":case"latin1":case"binary":return n;case"utf8":case"utf-8":case void 0:return F(e).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return 2*n;case"hex":return n>>>1;case"base64":return V(e).length;default:if(r)return F(e).length;t=(""+t).toLowerCase(),r=!0;}}function y(e,t,n){var r=!1;if((void 0===t||0>t)&&(t=0),t>this.length)return"";if((void 0===n||n>this.length)&&(n=this.length),0>=n)return"";if(n>>>=0,t>>>=0,n<=t)return"";for(e||(e="utf8");;)switch(e){case"hex":return U(this,t,n);case"utf8":case"utf-8":return L(this,t,n);case"ascii":return A(this,t,n);case"latin1":case"binary":return R(this,t,n);case"base64":return B(this,t,n);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return P(this,t,n);default:if(r)throw new TypeError("Unknown encoding: "+e);e=(e+"").toLowerCase(),r=!0;}}function b(e,t,n){var r=e[t];e[t]=e[n],e[n]=r}function w(e,t,n,r,o){if(0===e.length)return-1;if("string"==typeof n?(r=n,n=0):2147483647<n?n=2147483647:-2147483648>n&&(n=-2147483648),n=+n,X(n)&&(n=o?0:e.length-1),0>n&&(n=e.length+n),n>=e.length){if(o)return-1;n=e.length-1}else if(0>n)if(o)n=0;else return-1;if("string"==typeof t&&(t=c.from(t,r)),c.isBuffer(t))return 0===t.length?-1:k(e,t,n,r,o);if("number"==typeof t)return t&=255,"function"==typeof Uint8Array.prototype.indexOf?o?Uint8Array.prototype.indexOf.call(e,t,n):Uint8Array.prototype.lastIndexOf.call(e,t,n):k(e,[t],n,r,o);throw new TypeError("val must be string, number or Buffer")}function k(e,t,n,r,o){function s(e,t){return 1===a?e[t]:e.readUInt16BE(t*a)}var a=1,d=e.length,c=t.length;if(void 0!==r&&(r=(r+"").toLowerCase(),"ucs2"===r||"ucs-2"===r||"utf16le"===r||"utf-16le"===r)){if(2>e.length||2>t.length)return-1;a=2,d/=2,c/=2,n/=2}var l;if(o){var p=-1;for(l=n;l<d;l++)if(s(e,l)!==s(t,-1===p?0:l-p))-1!==p&&(l-=l-p),p=-1;else if(-1===p&&(p=l),l-p+1===c)return p*a}else for(n+c>d&&(n=d-c),l=n;0<=l;l--){for(var u=!0,f=0;f<c;f++)if(s(e,l+f)!==s(t,f)){u=!1;break}if(u)return l}return-1}function x(e,t,n,r){n=+n||0;var o=e.length-n;r?(r=+r,r>o&&(r=o)):r=o;var s=t.length;r>s/2&&(r=s/2);for(var a=0,d;a<r;++a){if(d=parseInt(t.substr(2*a,2),16),X(d))return a;e[n+a]=d}return a}function v(e,t,n,r){return G(F(t,e.length-n),e,n,r)}function S(e,t,n,r){return G(W(t),e,n,r)}function E(e,t,n,r){return S(e,t,n,r)}function C(e,t,n,r){return G(V(t),e,n,r)}function I(e,t,n,r){return G(z(t,e.length-n),e,n,r)}function B(e,t,n){return 0===t&&n===e.length?Y.fromByteArray(e):Y.fromByteArray(e.slice(t,n))}function L(e,t,n){n=d(e.length,n);for(var r=[],o=t;o<n;){var s=e[o],a=null,c=239<s?4:223<s?3:191<s?2:1;if(o+c<=n){var l,p,u,f;1===c?128>s&&(a=s):2===c?(l=e[o+1],128==(192&l)&&(f=(31&s)<<6|63&l,127<f&&(a=f))):3===c?(l=e[o+1],p=e[o+2],128==(192&l)&&128==(192&p)&&(f=(15&s)<<12|(63&l)<<6|63&p,2047<f&&(55296>f||57343<f)&&(a=f))):4===c?(l=e[o+1],p=e[o+2],u=e[o+3],128==(192&l)&&128==(192&p)&&128==(192&u)&&(f=(15&s)<<18|(63&l)<<12|(63&p)<<6|63&u,65535<f&&1114112>f&&(a=f))):void 0}null===a?(a=65533,c=1):65535<a&&(a-=65536,r.push(55296|1023&a>>>10),a=56320|1023&a),r.push(a),o+=c}return T(r)}function T(t){var n=t.length;if(n<=4096)return e.apply(String,t);for(var r="",o=0;o<n;)r+=e.apply(String,t.slice(o,o+=4096));return r}function A(t,n,r){var o="";r=d(t.length,r);for(var s=n;s<r;++s)o+=e(127&t[s]);return o}function R(t,n,r){var o="";r=d(t.length,r);for(var s=n;s<r;++s)o+=e(t[s]);return o}function U(e,t,n){var r=e.length;(!t||0>t)&&(t=0),(!n||0>n||n>r)&&(n=r);for(var o="",s=t;s<n;++s)o+=D(e[s]);return o}function P(t,n,r){for(var o=t.slice(n,r),s="",a=0;a<o.length;a+=2)s+=e(o[a]+256*o[a+1]);return s}function O(e,t,n){if(0!=e%1||0>e)throw new RangeError("offset is not uint");if(e+t>n)throw new RangeError("Trying to access beyond buffer length")}function H(e,t,n,r,o,i){if(!c.isBuffer(e))throw new TypeError("\"buffer\" argument must be a Buffer instance");if(t>o||t<i)throw new RangeError("\"value\" argument is out of bounds");if(n+r>e.length)throw new RangeError("Index out of range")}function N(e,t,n,r){if(n+r>e.length)throw new RangeError("Index out of range");if(0>n)throw new RangeError("Index out of range")}function q(e,t,n,r,o){return t=+t,n>>>=0,o||N(e,t,n,4,34028234663852886e22,-34028234663852886e22),Q.write(e,t,n,r,23,4),n+4}function M(e,t,n,r,o){return t=+t,n>>>=0,o||N(e,t,n,8,17976931348623157e292,-17976931348623157e292),Q.write(e,t,n,r,52,8),n+8}function j(e){if(e=e.split("=")[0],e=e.trim().replace(J,""),2>e.length)return"";for(;0!=e.length%4;)e+="=";return e}function D(e){return 16>e?"0"+e.toString(16):e.toString(16)}function F(e,t){t=t||1/0;for(var n=e.length,r=null,o=[],s=0,a;s<n;++s){if(a=e.charCodeAt(s),55295<a&&57344>a){if(!r){if(56319<a){-1<(t-=3)&&o.push(239,191,189);continue}else if(s+1===n){-1<(t-=3)&&o.push(239,191,189);continue}r=a;continue}if(56320>a){-1<(t-=3)&&o.push(239,191,189),r=a;continue}a=(r-55296<<10|a-56320)+65536}else r&&-1<(t-=3)&&o.push(239,191,189);if(r=null,128>a){if(0>(t-=1))break;o.push(a)}else if(2048>a){if(0>(t-=2))break;o.push(192|a>>6,128|63&a)}else if(65536>a){if(0>(t-=3))break;o.push(224|a>>12,128|63&a>>6,128|63&a)}else if(1114112>a){if(0>(t-=4))break;o.push(240|a>>18,128|63&a>>12,128|63&a>>6,128|63&a)}else throw new Error("Invalid code point")}return o}function W(e){for(var t=[],n=0;n<e.length;++n)t.push(255&e.charCodeAt(n));return t}function z(e,t){for(var n=[],r=0,o,s,a;r<e.length&&!(0>(t-=2));++r)o=e.charCodeAt(r),s=o>>8,a=o%256,n.push(a),n.push(s);return n}function V(e){return Y.toByteArray(j(e))}function G(e,t,n,r){for(var o=0;o<r&&!(o+n>=t.length||o>=e.length);++o)t[o+n]=e[o];return o}function K(e){return e instanceof ArrayBuffer||null!=e&&null!=e.constructor&&"ArrayBuffer"===e.constructor.name&&"number"==typeof e.byteLength}function X(e){return e!==e}var Y=t("base64-js"),Q=t("ieee754");o.Buffer=c,o.SlowBuffer=function(e){return+e!=e&&(e=0),c.alloc(+e)},o.INSPECT_MAX_BYTES=50;o.kMaxLength=2147483647,c.TYPED_ARRAY_SUPPORT=function(){try{var e=new Uint8Array(1);return e.__proto__={__proto__:Uint8Array.prototype,foo:function(){return 42}},42===e.foo()}catch(t){return!1}}(),c.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(c.prototype,"parent",{get:function(){return this instanceof c?this.buffer:void 0}}),Object.defineProperty(c.prototype,"offset",{get:function(){return this instanceof c?this.byteOffset:void 0}}),"undefined"!=typeof Symbol&&Symbol.species&&c[Symbol.species]===c&&Object.defineProperty(c,Symbol.species,{value:null,configurable:!0,enumerable:!1,writable:!1}),c.poolSize=8192,c.from=function(e,t,n){return i(e,t,n)},c.prototype.__proto__=Uint8Array.prototype,c.__proto__=Uint8Array,c.alloc=function(e,t,n){return l(e,t,n)},c.allocUnsafe=function(e){return p(e)},c.allocUnsafeSlow=function(e){return p(e)},c.isBuffer=function(e){return null!=e&&!0===e._isBuffer},c.compare=function(e,t){if(!c.isBuffer(e)||!c.isBuffer(t))throw new TypeError("Arguments must be Buffers");if(e===t)return 0;for(var n=e.length,r=t.length,o=0,s=d(n,r);o<s;++o)if(e[o]!==t[o]){n=e[o],r=t[o];break}return n<r?-1:r<n?1:0},c.isEncoding=function(e){switch((e+"").toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"latin1":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return!0;default:return!1;}},c.concat=function(e,t){if(!Array.isArray(e))throw new TypeError("\"list\" argument must be an Array of Buffers");if(0===e.length)return c.alloc(0);var n;if(t===void 0)for(t=0,n=0;n<e.length;++n)t+=e[n].length;var r=c.allocUnsafe(t),o=0;for(n=0;n<e.length;++n){var s=e[n];if(ArrayBuffer.isView(s)&&(s=c.from(s)),!c.isBuffer(s))throw new TypeError("\"list\" argument must be an Array of Buffers");s.copy(r,o),o+=s.length}return r},c.byteLength=_,c.prototype._isBuffer=!0,c.prototype.swap16=function(){var e=this.length;if(0!=e%2)throw new RangeError("Buffer size must be a multiple of 16-bits");for(var t=0;t<e;t+=2)b(this,t,t+1);return this},c.prototype.swap32=function(){var e=this.length;if(0!=e%4)throw new RangeError("Buffer size must be a multiple of 32-bits");for(var t=0;t<e;t+=4)b(this,t,t+3),b(this,t+1,t+2);return this},c.prototype.swap64=function(){var e=this.length;if(0!=e%8)throw new RangeError("Buffer size must be a multiple of 64-bits");for(var t=0;t<e;t+=8)b(this,t,t+7),b(this,t+1,t+6),b(this,t+2,t+5),b(this,t+3,t+4);return this},c.prototype.toString=function(){var e=this.length;return 0===e?"":0===arguments.length?L(this,0,e):y.apply(this,arguments)},c.prototype.toLocaleString=c.prototype.toString,c.prototype.equals=function(e){if(!c.isBuffer(e))throw new TypeError("Argument must be a Buffer");return this===e||0===c.compare(this,e)},c.prototype.inspect=function(){var e="",t=o.INSPECT_MAX_BYTES;return 0<this.length&&(e=this.toString("hex",0,t).match(/.{2}/g).join(" "),this.length>t&&(e+=" ... ")),"<Buffer "+e+">"},c.prototype.compare=function(e,t,n,r,o){if(!c.isBuffer(e))throw new TypeError("Argument must be a Buffer");if(void 0===t&&(t=0),void 0===n&&(n=e?e.length:0),void 0===r&&(r=0),void 0===o&&(o=this.length),0>t||n>e.length||0>r||o>this.length)throw new RangeError("out of range index");if(r>=o&&t>=n)return 0;if(r>=o)return-1;if(t>=n)return 1;if(t>>>=0,n>>>=0,r>>>=0,o>>>=0,this===e)return 0;for(var s=o-r,a=n-t,l=d(s,a),p=this.slice(r,o),u=e.slice(t,n),f=0;f<l;++f)if(p[f]!==u[f]){s=p[f],a=u[f];break}return s<a?-1:a<s?1:0},c.prototype.includes=function(e,t,n){return-1!==this.indexOf(e,t,n)},c.prototype.indexOf=function(e,t,n){return w(this,e,t,n,!0)},c.prototype.lastIndexOf=function(e,t,n){return w(this,e,t,n,!1)},c.prototype.write=function(e,t,n,r){if(void 0===t)r="utf8",n=this.length,t=0;else if(void 0===n&&"string"==typeof t)r=t,n=this.length,t=0;else if(isFinite(t))t>>>=0,isFinite(n)?(n>>>=0,void 0===r&&(r="utf8")):(r=n,n=void 0);else throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported");var o=this.length-t;if((void 0===n||n>o)&&(n=o),0<e.length&&(0>n||0>t)||t>this.length)throw new RangeError("Attempt to write outside buffer bounds");r||(r="utf8");for(var i=!1;;)switch(r){case"hex":return x(this,e,t,n);case"utf8":case"utf-8":return v(this,e,t,n);case"ascii":return S(this,e,t,n);case"latin1":case"binary":return E(this,e,t,n);case"base64":return C(this,e,t,n);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return I(this,e,t,n);default:if(i)throw new TypeError("Unknown encoding: "+r);r=(""+r).toLowerCase(),i=!0;}},c.prototype.toJSON=function(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};c.prototype.slice=function(e,t){var n=this.length;e=~~e,t=void 0===t?n:~~t,0>e?(e+=n,0>e&&(e=0)):e>n&&(e=n),0>t?(t+=n,0>t&&(t=0)):t>n&&(t=n),t<e&&(t=e);var r=this.subarray(e,t);return r.__proto__=c.prototype,r},c.prototype.readUIntLE=function(e,t,n){e>>>=0,t>>>=0,n||O(e,t,this.length);for(var r=this[e],o=1,s=0;++s<t&&(o*=256);)r+=this[e+s]*o;return r},c.prototype.readUIntBE=function(e,t,n){e>>>=0,t>>>=0,n||O(e,t,this.length);for(var r=this[e+--t],o=1;0<t&&(o*=256);)r+=this[e+--t]*o;return r},c.prototype.readUInt8=function(e,t){return e>>>=0,t||O(e,1,this.length),this[e]},c.prototype.readUInt16LE=function(e,t){return e>>>=0,t||O(e,2,this.length),this[e]|this[e+1]<<8},c.prototype.readUInt16BE=function(e,t){return e>>>=0,t||O(e,2,this.length),this[e]<<8|this[e+1]},c.prototype.readUInt32LE=function(e,t){return e>>>=0,t||O(e,4,this.length),(this[e]|this[e+1]<<8|this[e+2]<<16)+16777216*this[e+3]},c.prototype.readUInt32BE=function(e,t){return e>>>=0,t||O(e,4,this.length),16777216*this[e]+(this[e+1]<<16|this[e+2]<<8|this[e+3])},c.prototype.readIntLE=function(e,t,r){e>>>=0,t>>>=0,r||O(e,t,this.length);for(var o=this[e],s=1,a=0;++a<t&&(s*=256);)o+=this[e+a]*s;return s*=128,o>=s&&(o-=n(2,8*t)),o},c.prototype.readIntBE=function(e,t,r){e>>>=0,t>>>=0,r||O(e,t,this.length);for(var o=t,s=1,a=this[e+--o];0<o&&(s*=256);)a+=this[e+--o]*s;return s*=128,a>=s&&(a-=n(2,8*t)),a},c.prototype.readInt8=function(e,t){return e>>>=0,t||O(e,1,this.length),128&this[e]?-1*(255-this[e]+1):this[e]},c.prototype.readInt16LE=function(e,t){e>>>=0,t||O(e,2,this.length);var n=this[e]|this[e+1]<<8;return 32768&n?4294901760|n:n},c.prototype.readInt16BE=function(e,t){e>>>=0,t||O(e,2,this.length);var n=this[e+1]|this[e]<<8;return 32768&n?4294901760|n:n},c.prototype.readInt32LE=function(e,t){return e>>>=0,t||O(e,4,this.length),this[e]|this[e+1]<<8|this[e+2]<<16|this[e+3]<<24},c.prototype.readInt32BE=function(e,t){return e>>>=0,t||O(e,4,this.length),this[e]<<24|this[e+1]<<16|this[e+2]<<8|this[e+3]},c.prototype.readFloatLE=function(e,t){return e>>>=0,t||O(e,4,this.length),Q.read(this,e,!0,23,4)},c.prototype.readFloatBE=function(e,t){return e>>>=0,t||O(e,4,this.length),Q.read(this,e,!1,23,4)},c.prototype.readDoubleLE=function(e,t){return e>>>=0,t||O(e,8,this.length),Q.read(this,e,!0,52,8)},c.prototype.readDoubleBE=function(e,t){return e>>>=0,t||O(e,8,this.length),Q.read(this,e,!1,52,8)},c.prototype.writeUIntLE=function(e,t,r,o){if(e=+e,t>>>=0,r>>>=0,!o){var s=n(2,8*r)-1;H(this,e,t,r,s,0)}var a=1,d=0;for(this[t]=255&e;++d<r&&(a*=256);)this[t+d]=255&e/a;return t+r},c.prototype.writeUIntBE=function(e,t,r,o){if(e=+e,t>>>=0,r>>>=0,!o){var s=n(2,8*r)-1;H(this,e,t,r,s,0)}var a=r-1,d=1;for(this[t+a]=255&e;0<=--a&&(d*=256);)this[t+a]=255&e/d;return t+r},c.prototype.writeUInt8=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,1,255,0),this[t]=255&e,t+1},c.prototype.writeUInt16LE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,2,65535,0),this[t]=255&e,this[t+1]=e>>>8,t+2},c.prototype.writeUInt16BE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,2,65535,0),this[t]=e>>>8,this[t+1]=255&e,t+2},c.prototype.writeUInt32LE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,4,4294967295,0),this[t+3]=e>>>24,this[t+2]=e>>>16,this[t+1]=e>>>8,this[t]=255&e,t+4},c.prototype.writeUInt32BE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,4,4294967295,0),this[t]=e>>>24,this[t+1]=e>>>16,this[t+2]=e>>>8,this[t+3]=255&e,t+4},c.prototype.writeIntLE=function(e,t,r,o){if(e=+e,t>>>=0,!o){var s=n(2,8*r-1);H(this,e,t,r,s-1,-s)}var a=0,d=1,c=0;for(this[t]=255&e;++a<r&&(d*=256);)0>e&&0===c&&0!==this[t+a-1]&&(c=1),this[t+a]=255&(e/d>>0)-c;return t+r},c.prototype.writeIntBE=function(e,t,r,o){if(e=+e,t>>>=0,!o){var s=n(2,8*r-1);H(this,e,t,r,s-1,-s)}var a=r-1,d=1,c=0;for(this[t+a]=255&e;0<=--a&&(d*=256);)0>e&&0===c&&0!==this[t+a+1]&&(c=1),this[t+a]=255&(e/d>>0)-c;return t+r},c.prototype.writeInt8=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,1,127,-128),0>e&&(e=255+e+1),this[t]=255&e,t+1},c.prototype.writeInt16LE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,2,32767,-32768),this[t]=255&e,this[t+1]=e>>>8,t+2},c.prototype.writeInt16BE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,2,32767,-32768),this[t]=e>>>8,this[t+1]=255&e,t+2},c.prototype.writeInt32LE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,4,2147483647,-2147483648),this[t]=255&e,this[t+1]=e>>>8,this[t+2]=e>>>16,this[t+3]=e>>>24,t+4},c.prototype.writeInt32BE=function(e,t,n){return e=+e,t>>>=0,n||H(this,e,t,4,2147483647,-2147483648),0>e&&(e=4294967295+e+1),this[t]=e>>>24,this[t+1]=e>>>16,this[t+2]=e>>>8,this[t+3]=255&e,t+4},c.prototype.writeFloatLE=function(e,t,n){return q(this,e,t,!0,n)},c.prototype.writeFloatBE=function(e,t,n){return q(this,e,t,!1,n)},c.prototype.writeDoubleLE=function(e,t,n){return M(this,e,t,!0,n)},c.prototype.writeDoubleBE=function(e,t,n){return M(this,e,t,!1,n)},c.prototype.copy=function(e,t,n,r){if(!c.isBuffer(e))throw new TypeError("argument should be a Buffer");if(n||(n=0),r||0===r||(r=this.length),t>=e.length&&(t=e.length),t||(t=0),0<r&&r<n&&(r=n),r===n)return 0;if(0===e.length||0===this.length)return 0;if(0>t)throw new RangeError("targetStart out of bounds");if(0>n||n>=this.length)throw new RangeError("Index out of range");if(0>r)throw new RangeError("sourceEnd out of bounds");r>this.length&&(r=this.length),e.length-t<r-n&&(r=e.length-t+n);var o=r-n;if(this===e&&"function"==typeof Uint8Array.prototype.copyWithin)this.copyWithin(t,n,r);else if(this===e&&n<t&&t<r)for(var s=o-1;0<=s;--s)e[s+t]=this[s+n];else Uint8Array.prototype.set.call(e,this.subarray(n,r),t);return o},c.prototype.fill=function(e,t,n,r){if("string"==typeof e){if("string"==typeof t?(r=t,t=0,n=this.length):"string"==typeof n&&(r=n,n=this.length),void 0!==r&&"string"!=typeof r)throw new TypeError("encoding must be a string");if("string"==typeof r&&!c.isEncoding(r))throw new TypeError("Unknown encoding: "+r);if(1===e.length){var o=e.charCodeAt(0);("utf8"===r&&128>o||"latin1"===r)&&(e=o)}}else"number"==typeof e&&(e&=255);if(0>t||this.length<t||this.length<n)throw new RangeError("Out of range index");if(n<=t)return this;t>>>=0,n=n===void 0?this.length:n>>>0,e||(e=0);var s;if("number"==typeof e)for(s=t;s<n;++s)this[s]=e;else{var a=c.isBuffer(e)?e:new c(e,r),d=a.length;if(0===d)throw new TypeError("The value \""+e+"\" is invalid for argument \"value\"");for(s=0;s<n-t;++s)this[s+t]=a[s%d]}return this};var J=/[^+/0-9A-Za-z-_]/g},{"base64-js":8,ieee754:42}],24:[function(e,t){function n(){this._events&&Object.prototype.hasOwnProperty.call(this,"_events")||(this._events=_(null),this._eventsCount=0),this._maxListeners=this._maxListeners||void 0}function r(e){return void 0===e._maxListeners?n.defaultMaxListeners:e._maxListeners}function s(e,t,n){if(t)e.call(n);else for(var r=e.length,o=m(e,r),s=0;s<r;++s)o[s].call(n)}function a(e,t,n,r){if(t)e.call(n,r);else for(var o=e.length,s=m(e,o),a=0;a<o;++a)s[a].call(n,r)}function d(e,t,n,r,o){if(t)e.call(n,r,o);else for(var s=e.length,a=m(e,s),d=0;d<s;++d)a[d].call(n,r,o)}function c(e,t,n,r,o,s){if(t)e.call(n,r,o,s);else for(var a=e.length,d=m(e,a),c=0;c<a;++c)d[c].call(n,r,o,s)}function l(e,t,n,r){if(t)e.apply(n,r);else for(var o=e.length,s=m(e,o),a=0;a<o;++a)s[a].apply(n,r)}function i(e,t,n,o){var i,s,a;if("function"!=typeof n)throw new TypeError("\"listener\" argument must be a function");if(s=e._events,s?(s.newListener&&(e.emit("newListener",t,n.listener?n.listener:n),s=e._events),a=s[t]):(s=e._events=_(null),e._eventsCount=0),!a)a=s[t]=n,++e._eventsCount;else if("function"==typeof a?a=s[t]=o?[n,a]:[a,n]:o?a.unshift(n):a.push(n),!a.warned&&(i=r(e),i&&0<i&&a.length>i)){a.warned=!0;var d=new Error("Possible EventEmitter memory leak detected. "+a.length+" \""+(t+"\" listeners added. Use emitter.setMaxListeners() to increase limit."));d.name="MaxListenersExceededWarning",d.emitter=e,d.type=t,d.count=a.length,"object"==typeof console&&console.warn&&console.warn("%s: %s",d.name,d.message)}return e}function p(){if(!this.fired)switch(this.target.removeListener(this.type,this.wrapFn),this.fired=!0,arguments.length){case 0:return this.listener.call(this.target);case 1:return this.listener.call(this.target,arguments[0]);case 2:return this.listener.call(this.target,arguments[0],arguments[1]);case 3:return this.listener.call(this.target,arguments[0],arguments[1],arguments[2]);default:for(var e=Array(arguments.length),t=0;t<e.length;++t)e[t]=arguments[t];this.listener.apply(this.target,e);}}function u(e,t,n){var r={fired:!1,wrapFn:void 0,target:e,type:t,listener:n},o=b.call(p,r);return o.listener=n,r.wrapFn=o,o}function f(e){var t=this._events;if(t){var n=t[e];if("function"==typeof n)return 1;if(n)return n.length}return 0}function h(e,t){for(var r=t,o=r+1,s=e.length;o<s;r+=1,o+=1)e[r]=e[o];e.pop()}function m(e,t){for(var n=Array(t),r=0;r<t;++r)n[r]=e[r];return n}function g(e){for(var t=Array(e.length),n=0;n<t.length;++n)t[n]=e[n].listener||e[n];return t}var _=Object.create||function(e){var t=function(){};return t.prototype=e,new t},y=Object.keys||function(e){var t=[];for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&t.push(n);return n},b=Function.prototype.bind||function(e){var t=this;return function(){return t.apply(e,arguments)}};t.exports=n,n.EventEmitter=n,n.prototype._events=void 0,n.prototype._maxListeners=void 0;var w=10,k;try{var x={};Object.defineProperty&&Object.defineProperty(x,"x",{value:0}),k=0===x.x}catch(e){k=!1}k?Object.defineProperty(n,"defaultMaxListeners",{enumerable:!0,get:function(){return w},set:function(e){if("number"!=typeof e||0>e||e!==e)throw new TypeError("\"defaultMaxListeners\" must be a positive number");w=e}}):n.defaultMaxListeners=w,n.prototype.setMaxListeners=function(e){if("number"!=typeof e||0>e||isNaN(e))throw new TypeError("\"n\" argument must be a positive number");return this._maxListeners=e,this},n.prototype.getMaxListeners=function(){return r(this)},n.prototype.emit=function(e){var t="error"===e,n,r,o,p,u,f;if(f=this._events,f)t=t&&null==f.error;else if(!t)return!1;if(t){if(1<arguments.length&&(n=arguments[1]),n instanceof Error)throw n;else{var h=new Error("Unhandled \"error\" event. ("+n+")");throw h.context=n,h}return!1}if(r=f[e],!r)return!1;var m="function"==typeof r;switch(o=arguments.length,o){case 1:s(r,m,this);break;case 2:a(r,m,this,arguments[1]);break;case 3:d(r,m,this,arguments[1],arguments[2]);break;case 4:c(r,m,this,arguments[1],arguments[2],arguments[3]);break;default:for(p=Array(o-1),u=1;u<o;u++)p[u-1]=arguments[u];l(r,m,this,p);}return!0},n.prototype.addListener=function(e,t){return i(this,e,t,!1)},n.prototype.on=n.prototype.addListener,n.prototype.prependListener=function(e,t){return i(this,e,t,!0)},n.prototype.once=function(e,t){if("function"!=typeof t)throw new TypeError("\"listener\" argument must be a function");return this.on(e,u(this,e,t)),this},n.prototype.prependOnceListener=function(e,t){if("function"!=typeof t)throw new TypeError("\"listener\" argument must be a function");return this.prependListener(e,u(this,e,t)),this},n.prototype.removeListener=function(e,t){var n,r,o,s,a;if("function"!=typeof t)throw new TypeError("\"listener\" argument must be a function");if(r=this._events,!r)return this;if(n=r[e],!n)return this;if(n===t||n.listener===t)0==--this._eventsCount?this._events=_(null):(delete r[e],r.removeListener&&this.emit("removeListener",e,n.listener||t));else if("function"!=typeof n){for(o=-1,s=n.length-1;0<=s;s--)if(n[s]===t||n[s].listener===t){a=n[s].listener,o=s;break}if(0>o)return this;0===o?n.shift():h(n,o),1===n.length&&(r[e]=n[0]),r.removeListener&&this.emit("removeListener",e,a||t)}return this},n.prototype.removeAllListeners=function(e){var t,n,r;if(n=this._events,!n)return this;if(!n.removeListener)return 0===arguments.length?(this._events=_(null),this._eventsCount=0):n[e]&&(0==--this._eventsCount?this._events=_(null):delete n[e]),this;if(0===arguments.length){var o=y(n),s;for(r=0;r<o.length;++r)s=o[r],"removeListener"===s||this.removeAllListeners(s);return this.removeAllListeners("removeListener"),this._events=_(null),this._eventsCount=0,this}if(t=n[e],"function"==typeof t)this.removeListener(e,t);else if(t)for(r=t.length-1;0<=r;r--)this.removeListener(e,t[r]);return this},n.prototype.listeners=function(e){var t=this._events,n,r;return t?(n=t[e],r=n?"function"==typeof n?[n.listener||n]:g(n):[]):r=[],r},n.listenerCount=function(e,t){return"function"==typeof e.listenerCount?e.listenerCount(t):f.call(e,t)},n.prototype.listenerCount=f,n.prototype.eventNames=function(){return 0<this._eventsCount?Reflect.ownKeys(this._events):[]}},{}],25:[function(e,t){function n(e){if("string"==typeof e&&(e=o.parse(e)),e.protocol||(e.protocol="https:"),"https:"!==e.protocol)throw new Error("Protocol \""+e.protocol+"\" not supported. Expected \"https:\"");return e}var r=e("http"),o=e("url"),i=t.exports;for(var s in r)r.hasOwnProperty(s)&&(i[s]=r[s]);i.request=function(e,t){return e=n(e),r.request.call(this,e,t)},i.get=function(e,t){return e=n(e),r.get.call(this,e,t)}},{http:99,url:117}],26:[function(e,t){(function(e){t.exports=function(t){if("number"!=typeof t)throw new TypeError("\"size\" argument must be a number");if(0>t)throw new RangeError("\"size\" argument must not be negative");return e.allocUnsafe?e.allocUnsafe(t):new e(t)}}).call(this,e("buffer").Buffer)},{buffer:23}],27:[function(e,t){(function(n){var r=e("buffer-fill"),o=e("buffer-alloc-unsafe");t.exports=function(e,t,i){if("number"!=typeof e)throw new TypeError("\"size\" argument must be a number");if(0>e)throw new RangeError("\"size\" argument must not be negative");if(n.alloc)return n.alloc(e,t,i);var s=o(e);return 0===e?s:void 0===t?r(s,0):("string"!=typeof i&&(i=void 0),r(s,t,i))}}).call(this,e("buffer").Buffer)},{buffer:23,"buffer-alloc-unsafe":26,"buffer-fill":28}],28:[function(e,t){(function(e){function n(e){return 1===e.length&&256>e.charCodeAt(0)}function r(e,t,n,r){if(0>n||r>e.length)throw new RangeError("Out of range index");return n>>>=0,r=void 0===r?e.length:r>>>0,r>n&&e.fill(t,n,r),e}function o(e,t,n,r){if(0>n||r>e.length)throw new RangeError("Out of range index");if(r<=n)return e;n>>>=0,r=void 0===r?e.length:r>>>0;for(var o=n,i=t.length;o<=r-i;)t.copy(e,o),o+=i;return o!==r&&t.copy(e,o,0,r-o),e}var i=function(){try{if(!e.isEncoding("latin1"))return!1;var t=e.alloc?e.alloc(4):new e(4);return t.fill("ab","ucs2"),"61006200"===t.toString("hex")}catch(e){return!1}}();t.exports=function(t,s,a,d,c){if(i)return t.fill(s,a,d,c);if("number"==typeof s)return r(t,s,a,d);if("string"==typeof s){if("string"==typeof a?(c=a,a=0,d=t.length):"string"==typeof d&&(c=d,d=t.length),void 0!==c&&"string"!=typeof c)throw new TypeError("encoding must be a string");if("latin1"===c&&(c="binary"),"string"==typeof c&&!e.isEncoding(c))throw new TypeError("Unknown encoding: "+c);if(""===s)return r(t,0,a,d);if(n(s))return r(t,s.charCodeAt(0),a,d);s=new e(s,c)}return e.isBuffer(s)?o(t,s,a,d):r(t,0,a,d)}}).call(this,e("buffer").Buffer)},{buffer:23}],29:[function(e,t){(function(e){function n(e){return"ArrayBuffer"===i.call(e).slice(8,-1)}function r(t,n,r){n>>>=0;var o=t.byteLength-n;if(0>o)throw new RangeError("'offset' is out of bounds");if(void 0===r)r=o;else if(r>>>=0,r>o)throw new RangeError("'length' is out of bounds");return s?e.from(t.slice(n,n+r)):new e(new Uint8Array(t.slice(n,n+r)))}function o(t,n){if(("string"!=typeof n||""===n)&&(n="utf8"),!e.isEncoding(n))throw new TypeError("\"encoding\" must be a valid string encoding");return s?e.from(t,n):new e(t,n)}var i=Object.prototype.toString,s="function"==typeof e.alloc&&"function"==typeof e.allocUnsafe&&"function"==typeof e.from;t.exports=function(t,i,a){if("number"==typeof t)throw new TypeError("\"value\" argument must not be a number");return n(t)?r(t,i,a):"string"==typeof t?o(t,i):s?e.from(t):new e(t)}}).call(this,e("buffer").Buffer)},{buffer:23}],30:[function(e,t){t.exports={100:"Continue",101:"Switching Protocols",102:"Processing",200:"OK",201:"Created",202:"Accepted",203:"Non-Authoritative Information",204:"No Content",205:"Reset Content",206:"Partial Content",207:"Multi-Status",208:"Already Reported",226:"IM Used",300:"Multiple Choices",301:"Moved Permanently",302:"Found",303:"See Other",304:"Not Modified",305:"Use Proxy",307:"Temporary Redirect",308:"Permanent Redirect",400:"Bad Request",401:"Unauthorized",402:"Payment Required",403:"Forbidden",404:"Not Found",405:"Method Not Allowed",406:"Not Acceptable",407:"Proxy Authentication Required",408:"Request Timeout",409:"Conflict",410:"Gone",411:"Length Required",412:"Precondition Failed",413:"Payload Too Large",414:"URI Too Long",415:"Unsupported Media Type",416:"Range Not Satisfiable",417:"Expectation Failed",418:"I'm a teapot",421:"Misdirected Request",422:"Unprocessable Entity",423:"Locked",424:"Failed Dependency",425:"Unordered Collection",426:"Upgrade Required",428:"Precondition Required",429:"Too Many Requests",431:"Request Header Fields Too Large",451:"Unavailable For Legal Reasons",500:"Internal Server Error",501:"Not Implemented",502:"Bad Gateway",503:"Service Unavailable",504:"Gateway Timeout",505:"HTTP Version Not Supported",506:"Variant Also Negotiates",507:"Insufficient Storage",508:"Loop Detected",509:"Bandwidth Limit Exceeded",510:"Not Extended",511:"Network Authentication Required"}},{}],31:[function(e,t){function n(e,t,o){function s(t){a.destroyed||(e.put(d,t),d+=1)}var a=this;if(!(a instanceof n))return new n(e,t,o);if(i.Writable.call(a,o),o||(o={}),!e||!e.put||!e.get)throw new Error("First argument must be an abstract-chunk-store compliant store");if(t=+t,!t)throw new Error("Second argument must be a chunk length");a._blockstream=new r(t,{zeroPadding:!1}),a._blockstream.on("data",s).on("error",function(e){a.destroy(e)});var d=0;a.on("finish",function(){this._blockstream.end()})}t.exports=n;var r=e("block-stream2"),o=e("inherits"),i=e("readable-stream");o(n,i.Writable),n.prototype._write=function(e,t,n){this._blockstream.write(e,t,n)},n.prototype.destroy=function(e){this.destroyed||(this.destroyed=!0,e&&this.emit("error",e),this.emit("close"))}},{"block-stream2":20,inherits:44,"readable-stream":86}],32:[function(e,n){n.exports=function(e,n,r){for(var o=1/0,s=0,a=n.length-1,d,c,l;s<=a&&(d=s+(a-s>>1),l=n[d]-e,0>l?s=d+1:0<l?a=d-1:void 0,l=t(l),l<o&&(o=l,c=d),n[d]!==e););return r?c:n[c]}},{}],33:[function(e,t,n){(function(e){function t(e){return Object.prototype.toString.call(e)}n.isArray=function(e){return Array.isArray?Array.isArray(e):"[object Array]"===t(e)},n.isBoolean=function(e){return"boolean"==typeof e},n.isNull=function(e){return null===e},n.isNullOrUndefined=function(e){return null==e},n.isNumber=function(e){return"number"==typeof e},n.isString=function(e){return"string"==typeof e},n.isSymbol=function(e){return"symbol"==typeof e},n.isUndefined=function(e){return void 0===e},n.isRegExp=function(e){return"[object RegExp]"===t(e)},n.isObject=function(e){return"object"==typeof e&&null!==e},n.isDate=function(e){return"[object Date]"===t(e)},n.isError=function(n){return"[object Error]"===t(n)||n instanceof Error},n.isFunction=function(e){return"function"==typeof e},n.isPrimitive=function(e){return null===e||"boolean"==typeof e||"number"==typeof e||"string"==typeof e||"symbol"==typeof e||"undefined"==typeof e},n.isBuffer=e.isBuffer}).call(this,{isBuffer:e("../../is-buffer/index.js")})},{"../../is-buffer/index.js":46}],34:[function(e,t){(function(n,r,i){function s(e,t,n){return"function"==typeof t?s(e,null,t):void(t=t?I(t):{},d(e,t,function(e,r,o){return e?n(e):void(t.singleFileTorrent=o,h(r,t,n))}))}function a(e,t,n){return"function"==typeof t?a(e,null,t):void(t=t?I(t):{},d(e,t,n))}function d(e,t,r){function o(){O(e.map(function(e){return function(t){var n={};if(g(e))n.getStream=b(e),n.length=e.size;else if(i.isBuffer(e))n.getStream=w(e),n.length=e.length;else if(y(e))n.getStream=x(e,n),n.length=0;else{if("string"==typeof e){if("function"!=typeof T.stat)throw new Error("filesystem paths do not work in the browser");var r=1<a||d;return void c(e,r,t)}throw new Error("invalid input type")}n.path=e.path,t(null,n)}}),function(e,t){return e?r(e):void(t=L(t),r(null,t,d))})}if(_(e)&&(e=Array.prototype.slice.call(e)),Array.isArray(e)||(e=[e]),0===e.length)throw new Error("invalid input type");e.forEach(function(e){if(null==e)throw new Error("invalid input type: "+e)}),e=e.map(function(e){return g(e)&&"string"==typeof e.path&&"function"==typeof T.stat?e.path:e}),1!==e.length||"string"==typeof e[0]||e[0].name||(e[0].name=t.name);var s=null;e.forEach(function(t,n){if("string"!=typeof t){var r=t.fullPath||t.name;r||(r="Unknown File "+(n+1),t.unknownName=!0),t.path=r.split("/"),t.path[0]||t.path.shift(),2>t.path.length?s=null:0===n&&1<e.length?s=t.path[0]:t.path[0]!==s&&(s=null)}}),e=e.filter(function(e){if("string"==typeof e)return!0;var t=e.path[e.path.length-1];return u(t)&&R.not(t)}),s&&e.forEach(function(e){var t=(i.isBuffer(e)||y(e))&&!e.path;"string"==typeof e||t||e.path.shift()}),!t.name&&s&&(t.name=s),t.name||e.some(function(e){return"string"==typeof e?(t.name=C.basename(e),!0):e.unknownName?void 0:(t.name=e.path[e.path.length-1],!0)}),t.name||(t.name="Unnamed Torrent "+Date.now());var a=e.reduce(function(e,t){return e+ +("string"==typeof t)},0),d=1===e.length;if(1===e.length&&"string"==typeof e[0]){if("function"!=typeof T.stat)throw new Error("filesystem paths do not work in the browser");A(e[0],function(e,t){return e?r(e):void(d=t,o())})}else n.nextTick(function(){o()})}function c(e,t,n){p(e,l,function(r,o){return r?n(r):void(o=Array.isArray(o)?L(o):[o],e=C.normalize(e),t&&(e=e.slice(0,e.lastIndexOf(C.sep)+1)),e[e.length-1]!==C.sep&&(e+=C.sep),o.forEach(function(t){t.getStream=k(t.path),t.path=t.path.replace(e,"").split(C.sep)}),n(null,o))})}function l(e,t){t=P(t),T.stat(e,function(n,r){if(n)return t(n);var o={length:r.size,path:e};t(null,o)})}function p(e,t,n){T.stat(e,function(r,o){return r?n(r):void(o.isDirectory()?T.readdir(e,function(r,o){return r?n(r):void O(o.filter(u).filter(R.not).map(function(n){return function(r){p(C.join(e,n),t,r)}}),n)}):o.isFile()&&t(e,n))})}function u(e){return"."!==e[0]}function f(e,t,n){function r(e){l+=e.length;var t=f;H(e,function(e){c[t]=e,u-=1,d()}),u+=1,f+=1}function o(){h=!0,d()}function s(e){a(),n(e)}function a(){m.removeListener("error",s),g.removeListener("data",r),g.removeListener("end",o),g.removeListener("error",s)}function d(){h&&0==u&&(a(),n(null,i.from(c.join(""),"hex"),l))}n=P(n);var c=[],l=0,p=e.map(function(e){return e.getStream}),u=0,f=0,h=!1,m=new U(p),g=new S(t,{zeroPadding:!1});m.on("error",s),m.pipe(g).on("data",r).on("end",o).on("error",s)}function h(e,n,i){var s=n.announceList;s||("string"==typeof n.announce?s=[[n.announce]]:Array.isArray(n.announce)&&(s=n.announce.map(function(e){return[e]}))),s||(s=[]),r.WEBTORRENT_ANNOUNCE&&("string"==typeof r.WEBTORRENT_ANNOUNCE?s.push([[r.WEBTORRENT_ANNOUNCE]]):Array.isArray(r.WEBTORRENT_ANNOUNCE)&&(s=s.concat(r.WEBTORRENT_ANNOUNCE.map(function(e){return[e]})))),n.announce===void 0&&n.announceList===void 0&&(s=s.concat(t.exports.announceList)),"string"==typeof n.urlList&&(n.urlList=[n.urlList]);var a={info:{name:n.name},"creation date":o((+n.creationDate||Date.now())/1e3),encoding:"UTF-8"};0!==s.length&&(a.announce=s[0][0],a["announce-list"]=s),n.comment!==void 0&&(a.comment=n.comment),n.createdBy!==void 0&&(a["created by"]=n.createdBy),n.private!==void 0&&(a.info.private=+n.private),n.sslCert!==void 0&&(a.info["ssl-cert"]=n.sslCert),n.urlList!==void 0&&(a["url-list"]=n.urlList);var d=n.pieceLength||E(e.reduce(m,0));a.info["piece length"]=d,f(e,d,function(t,r,o){return t?i(t):void(a.info.pieces=r,e.forEach(function(e){delete e.getStream}),n.singleFileTorrent?a.info.length=o:a.info.files=e,i(null,v.encode(a)))})}function m(e,t){return e+t.length}function g(e){return"undefined"!=typeof Blob&&e instanceof Blob}function _(e){return"undefined"!=typeof FileList&&e instanceof FileList}function y(e){return"object"==typeof e&&null!=e&&"function"==typeof e.pipe}function b(e){return function(){return new B(e)}}function w(e){return function(){var t=new N.PassThrough;return t.end(e),t}}function k(e){return function(){return T.createReadStream(e)}}function x(e,t){return function(){var n=new N.Transform;return n._transform=function(e,n,r){t.length+=e.length,this.push(e),r()},e.pipe(n),n}}t.exports=s,t.exports.parseInput=a,t.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"],["wss://tracker.fastcast.nz"]];var v=e("bencode"),S=e("block-stream2"),E=e("piece-length"),C=e("path"),I=e("xtend"),B=e("filestream/read"),L=e("flatten"),T=e("fs"),A=e("is-file"),R=e("junk"),U=e("multistream"),P=e("once"),O=e("run-parallel"),H=e("simple-sha1"),N=e("readable-stream")}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,e("buffer").Buffer)},{_process:69,bencode:11,"block-stream2":20,buffer:23,"filestream/read":39,flatten:40,fs:22,"is-file":47,junk:50,multistream:61,once:63,path:66,"piece-length":67,"readable-stream":86,"run-parallel":90,"simple-sha1":96,xtend:125}],35:[function(e,t,n){(function(o){function r(e){var t=this.useColors;if(e[0]=(t?"%c":"")+this.namespace+(t?" %c":" ")+e[0]+(t?"%c ":" ")+"+"+n.humanize(this.diff),!!t){var r="color: "+this.color;e.splice(1,0,r,"color: inherit");var o=0,i=0;e[0].replace(/%[a-zA-Z%]/g,function(e){"%%"===e||(o++,"%c"===e&&(i=o))}),e.splice(i,0,r)}}function i(e){try{null==e?n.storage.removeItem("debug"):n.storage.debug=e}catch(t){}}function s(){var e;try{e=n.storage.debug}catch(t){}return!e&&"undefined"!=typeof o&&"env"in o&&(e=o.env.DEBUG),e}n=t.exports=e("./debug"),n.log=function(){return"object"==typeof console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)},n.formatArgs=r,n.save=i,n.load=s,n.useColors=function(){return!!("undefined"!=typeof window&&window.process&&"renderer"===window.process.type)||!("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+)/))},n.storage="undefined"!=typeof chrome&&"undefined"!=typeof chrome.storage?chrome.storage.local:function(){try{return window.localStorage}catch(t){}}(),n.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"],n.formatters.j=function(e){try{return JSON.stringify(e)}catch(e){return"[UnexpectedJSONParseError]: "+e.message}},n.enable(s())}).call(this,e("_process"))},{"./debug":36,_process:69}],36:[function(e,n,r){function o(e){var n=0,o;for(o in e)n=(n<<5)-n+e.charCodeAt(o),n|=0;return r.colors[t(n)%r.colors.length]}function i(e){function t(){if(t.enabled){var e=t,o=+new Date,s=o-(n||o);e.diff=s,e.prev=n,e.curr=o,n=o;for(var a=Array(arguments.length),d=0;d<a.length;d++)a[d]=arguments[d];a[0]=r.coerce(a[0]),"string"!=typeof a[0]&&a.unshift("%O");var c=0;a[0]=a[0].replace(/%([a-zA-Z%])/g,function(t,n){if("%%"===t)return t;c++;var o=r.formatters[n];if("function"==typeof o){var i=a[c];t=o.call(e,i),a.splice(c,1),c--}return t}),r.formatArgs.call(e,a);var l=t.log||r.log||console.log.bind(console);l.apply(e,a)}}var n;return t.namespace=e,t.enabled=r.enabled(e),t.useColors=r.useColors(),t.color=o(e),t.destroy=s,"function"==typeof r.init&&r.init(t),r.instances.push(t),t}function s(){var e=r.instances.indexOf(this);return-1!==e&&(r.instances.splice(e,1),!0)}function a(e){r.save(e),r.names=[],r.skips=[];var t=("string"==typeof e?e:"").split(/[\s,]+/),n=t.length,o;for(o=0;o<n;o++)t[o]&&(e=t[o].replace(/\*/g,".*?"),"-"===e[0]?r.skips.push(new RegExp("^"+e.substr(1)+"$")):r.names.push(new RegExp("^"+e+"$")));for(o=0;o<r.instances.length;o++){var s=r.instances[o];s.enabled=r.enabled(s.namespace)}}function d(){r.enable("")}function c(e){if("*"===e[e.length-1])return!0;var t,n;for(t=0,n=r.skips.length;t<n;t++)if(r.skips[t].test(e))return!1;for(t=0,n=r.names.length;t<n;t++)if(r.names[t].test(e))return!0;return!1}r=n.exports=i.debug=i["default"]=i,r.coerce=function(e){return e instanceof Error?e.stack||e.message:e},r.disable=d,r.enable=a,r.enabled=c,r.humanize=e("ms"),r.instances=[],r.names=[],r.skips=[],r.formatters={}},{ms:60}],37:[function(e,t){t.exports=function(){for(var e=0;e<arguments.length;e++)if(arguments[e]!==void 0)return arguments[e]}},{}],38:[function(e,t){var n=e("once"),r=function(){},o=function(e){return e.setHeader&&"function"==typeof e.abort},i=function(e){return e.stdio&&Array.isArray(e.stdio)&&3===e.stdio.length},s=function(e,t,a){if("function"==typeof t)return s(e,null,t);t||(t={}),a=n(a||r);var d=e._writableState,c=e._readableState,l=t.readable||!1!==t.readable&&e.readable,p=t.writable||!1!==t.writable&&e.writable,u=function(){e.writable||f()},f=function(){p=!1,l||a.call(e)},h=function(){l=!1,p||a.call(e)},m=function(t){a.call(e,t?new Error("exited with error code: "+t):null)},g=function(t){a.call(e,t)},_=function(){return l&&!(c&&c.ended)?a.call(e,new Error("premature close")):p&&!(d&&d.ended)?a.call(e,new Error("premature close")):void 0},y=function(){e.req.on("finish",f)};return o(e)?(e.on("complete",f),e.on("abort",_),e.req?y():e.on("request",y)):p&&!d&&(e.on("end",u),e.on("close",u)),i(e)&&e.on("exit",m),e.on("end",h),e.on("finish",f),!1!==t.error&&e.on("error",g),e.on("close",_),function(){e.removeListener("complete",f),e.removeListener("abort",_),e.removeListener("request",y),e.req&&e.req.removeListener("finish",f),e.removeListener("end",u),e.removeListener("close",u),e.removeListener("finish",f),e.removeListener("exit",m),e.removeListener("end",h),e.removeListener("error",g),e.removeListener("close",_)}};t.exports=s},{once:63}],39:[function(e,t){function n(e,t){var o=this;return this instanceof n?void(t=t||{},r.call(this,t),this._offset=0,this._ready=!1,this._file=e,this._size=e.size,this._chunkSize=t.chunkSize||s(this._size/1e3,204800),this.reader=new FileReader,this._generateHeaderBlocks(e,t,function(e,t){return e?o.emit("error",e):void(Array.isArray(t)&&t.forEach(function(e){o.push(e)}),o._ready=!0,o.emit("_ready"))})):new n(e,t)}var r=e("readable-stream").Readable,o=e("inherits"),i=/^.*\.(\w+)$/,a=e("typedarray-to-buffer");o(n,r),t.exports=n,n.prototype._generateHeaderBlocks=function(e,t,n){n(null,[])},n.prototype._read=function(){if(!this._ready)return void this.once("_ready",this._read.bind(this));var e=this,t=this.reader,n=this._offset,r=this._offset+this._chunkSize;return r>this._size&&(r=this._size),n===this._size?(this.destroy(),void this.push(null)):void(t.onload=function(){e._offset=r,e.push(a(t.result))},t.onerror=function(){e.emit("error",t.error)},t.readAsArrayBuffer(this._file.slice(n,r)))},n.prototype.destroy=function(){if(this._file=null,this.reader){this.reader.onload=null,this.reader.onerror=null;try{this.reader.abort()}catch(t){}}this.reader=null}},{inherits:44,"readable-stream":86,"typedarray-to-buffer":113}],40:[function(e,t){t.exports=function(e,t){function n(e,r){return e.reduce(function(e,o){return Array.isArray(o)&&r<t?e.concat(n(o,r+1)):e.concat(o)},[])}return t="number"==typeof t?t:1/0,t?n(e,1):Array.isArray(e)?e.map(function(e){return e}):e}},{}],41:[function(e,t){t.exports=function(){if("undefined"==typeof window)return null;var e={RTCPeerConnection:window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,RTCSessionDescription:window.RTCSessionDescription||window.mozRTCSessionDescription||window.webkitRTCSessionDescription,RTCIceCandidate:window.RTCIceCandidate||window.mozRTCIceCandidate||window.webkitRTCIceCandidate};return e.RTCPeerConnection?e:null}},{}],42:[function(e,o,i){i.read=function(t,r,o,a,c){var l=8*c-a-1,p=(1<<l)-1,u=p>>1,f=-7,h=o?c-1:0,g=o?-1:1,d=t[r+h],_,y;for(h+=g,_=d&(1<<-f)-1,d>>=-f,f+=l;0<f;_=256*_+t[r+h],h+=g,f-=8);for(y=_&(1<<-f)-1,_>>=-f,f+=a;0<f;y=256*y+t[r+h],h+=g,f-=8);if(0===_)_=1-u;else{if(_===p)return y?NaN:(d?-1:1)*(1/0);y+=n(2,a),_-=u}return(d?-1:1)*y*n(2,_-a)},i.write=function(o,a,l,p,u,f){var h=8*f-u-1,g=(1<<h)-1,_=g>>1,y=23===u?5.960464477539063e-8-6.617444900424222e-24:0,b=p?0:f-1,w=p?1:-1,d=0>a||0===a&&0>1/a?1:0,s,k,x;for(a=t(a),isNaN(a)||a===1/0?(k=isNaN(a)?1:0,s=g):(s=r(Math.log(a)/Math.LN2),1>a*(x=n(2,-s))&&(s--,x*=2),a+=1<=s+_?y/x:y*n(2,1-_),2<=a*x&&(s++,x/=2),s+_>=g?(k=0,s=g):1<=s+_?(k=(a*x-1)*n(2,u),s+=_):(k=a*n(2,_-1)*n(2,u),s=0));8<=u;o[l+b]=255&k,b+=w,k/=256,u-=8);for(s=s<<u|k,h+=u;0<h;o[l+b]=255&s,b+=w,s/=256,h-=8);o[l+b-w]|=128*d}},{}],43:[function(e,t){(function(e){function n(e){if(!(this instanceof n))return new n(e);if(this.store=e,this.chunkLength=e.chunkLength,!this.store||!this.store.get||!this.store.put)throw new Error("First argument must be abstract-chunk-store compliant");this.mem=[]}function r(t,n,r){e.nextTick(function(){t&&t(n,r)})}t.exports=n,n.prototype.put=function(e,t,n){var r=this;r.mem[e]=t,r.store.put(e,t,function(t){r.mem[e]=null,n&&n(t)})},n.prototype.get=function(e,t,n){if("function"==typeof t)return this.get(e,null,t);var o=t&&t.offset||0,i=t&&t.length&&o+t.length,s=this.mem[e];return s?r(n,null,t?s.slice(o,i):s):void this.store.get(e,t,n)},n.prototype.close=function(e){this.store.close(e)},n.prototype.destroy=function(e){this.store.destroy(e)}}).call(this,e("_process"))},{_process:69}],44:[function(e,t){t.exports="function"==typeof Object.create?function(e,t){e.super_=t,e.prototype=Object.create(t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}})}:function(e,t){e.super_=t;var n=function(){};n.prototype=t.prototype,e.prototype=new n,e.prototype.constructor=e}},{}],45:[function(e,t){t.exports=function(e){for(var t=0,n=e.length;t<n;++t)if(e.charCodeAt(t)>127)return!1;return!0}},{}],46:[function(e,t){function n(e){return!!e.constructor&&"function"==typeof e.constructor.isBuffer&&e.constructor.isBuffer(e)}function r(e){return"function"==typeof e.readFloatLE&&"function"==typeof e.slice&&n(e.slice(0,0))}t.exports=function(e){return null!=e&&(n(e)||r(e)||!!e._isBuffer)}},{}],47:[function(e,t){"use strict";function n(e){return r.existsSync(e)&&r.statSync(e).isFile()}var r=e("fs");t.exports=function(e,t){return t?void r.stat(e,function(e,n){return e?t(e):t(null,n.isFile())}):n(e)},t.exports.sync=n},{fs:22}],48:[function(e,t){function n(e){return r(e)||o(e)}function r(e){return e instanceof Int8Array||e instanceof Int16Array||e instanceof Int32Array||e instanceof Uint8Array||e instanceof Uint8ClampedArray||e instanceof Uint16Array||e instanceof Uint32Array||e instanceof Float32Array||e instanceof Float64Array}function o(e){return s[i.call(e)]}t.exports=n,n.strict=r,n.loose=o;var i=Object.prototype.toString,s={"[object Int8Array]":!0,"[object Int16Array]":!0,"[object Int32Array]":!0,"[object Uint8Array]":!0,"[object Uint8ClampedArray]":!0,"[object Uint16Array]":!0,"[object Uint32Array]":!0,"[object Float32Array]":!0,"[object Float64Array]":!0}},{}],49:[function(e,t){var n={}.toString;t.exports=Array.isArray||function(e){return"[object Array]"==n.call(e)}},{}],50:[function(e,t,n){"use strict";n.regex=n.re=/^npm-debug\.log$|^\..*\.swp$|^\.DS_Store$|^\.AppleDouble$|^\.LSOverride$|^Icon\r$|^\._.*|^\.Spotlight-V100(?:$|\/)|\.Trashes|^__MACOSX$|~$|^Thumbs\.db$|^ehthumbs\.db$|^Desktop\.ini$|^@eaDir$/,n.is=e=>n.re.test(e),n.not=e=>!n.is(e)},{}],51:[function(e,t){function n(e){var t={},n=e.split("magnet:?")[1],i=n&&0<=n.length?n.split("&"):[];i.forEach(function(e){var n=e.split("=");if(2===n.length){var r=n[0],o=n[1];if("dn"===r&&(o=decodeURIComponent(o).replace(/\+/g," ")),("tr"===r||"xs"===r||"as"===r||"ws"===r)&&(o=decodeURIComponent(o)),"kt"===r&&(o=decodeURIComponent(o).split("+")),"ix"===r&&(o=+o),!t[r])t[r]=o;else if(Array.isArray(t[r]))t[r].push(o);else{var i=t[r];t[r]=[i,o]}}});var a;if(t.xt){var d=Array.isArray(t.xt)?t.xt:[t.xt];d.forEach(function(e){if(a=e.match(/^urn:btih:(.{40})/))t.infoHash=a[1].toLowerCase();else if(a=e.match(/^urn:btih:(.{32})/)){var n=r.decode(a[1]);t.infoHash=o.from(n,"binary").toString("hex")}})}return t.infoHash&&(t.infoHashBuffer=o.from(t.infoHash,"hex")),t.dn&&(t.name=t.dn),t.kt&&(t.keywords=t.kt),t.announce="string"==typeof t.tr?[t.tr]:Array.isArray(t.tr)?t.tr:[],t.urlList=[],("string"==typeof t.as||Array.isArray(t.as))&&(t.urlList=t.urlList.concat(t.as)),("string"==typeof t.ws||Array.isArray(t.ws))&&(t.urlList=t.urlList.concat(t.ws)),s(t.announce),s(t.urlList),t}t.exports=n,t.exports.decode=n,t.exports.encode=function(e){e=i(e),e.infoHashBuffer&&(e.xt="urn:btih:"+e.infoHashBuffer.toString("hex")),e.infoHash&&(e.xt="urn:btih:"+e.infoHash),e.name&&(e.dn=e.name),e.keywords&&(e.kt=e.keywords),e.announce&&(e.tr=e.announce),e.urlList&&(e.ws=e.urlList,delete e.as);var t="magnet:?";return Object.keys(e).filter(function(e){return 2===e.length}).forEach(function(n,r){var o=Array.isArray(e[n])?e[n]:[e[n]];o.forEach(function(e,o){(0<r||0<o)&&("kt"!==n||0===o)&&(t+="&"),"dn"===n&&(e=encodeURIComponent(e).replace(/%20/g,"+")),("tr"===n||"xs"===n||"as"===n||"ws"===n)&&(e=encodeURIComponent(e)),"kt"===n&&(e=encodeURIComponent(e)),t+="kt"===n&&0<o?"+"+e:n+"="+e})}),t};var r=e("thirty-two"),o=e("safe-buffer").Buffer,i=e("xtend"),s=e("uniq")},{"safe-buffer":92,"thirty-two":107,uniq:115,xtend:125}],52:[function(e,t){function n(e,t){var r=this;if(!(r instanceof n))return new n(e,t);if(!d)throw new Error("web browser lacks MediaSource support");t||(t={}),r._debug=t.debug,r._bufferDuration=t.bufferDuration||60,r._elem=e,r._mediaSource=new d,r._streams=[],r.detailedError=null,r._errorHandler=function(){r._elem.removeEventListener("error",r._errorHandler);var e=r._streams.slice();e.forEach(function(e){e.destroy(r._elem.error)})},r._elem.addEventListener("error",r._errorHandler),r._elem.src=window.URL.createObjectURL(r._mediaSource)}function r(e,t){var n=this;if(s.Writable.call(n),n._wrapper=e,n._elem=e._elem,n._mediaSource=e._mediaSource,n._allStreams=e._streams,n._allStreams.push(n),n._bufferDuration=e._bufferDuration,n._sourceBuffer=null,n._debugBuffers=[],n._openHandler=function(){n._onSourceOpen()},n._flowHandler=function(){n._flow()},n._errorHandler=function(e){n.destroyed||n.emit("error",e)},"string"==typeof t)n._type=t,"open"===n._mediaSource.readyState?n._createSourceBuffer():n._mediaSource.addEventListener("sourceopen",n._openHandler);else if(null===t._sourceBuffer)t.destroy(),n._type=t._type,n._mediaSource.addEventListener("sourceopen",n._openHandler);else if(t._sourceBuffer)t.destroy(),n._type=t._type,n._sourceBuffer=t._sourceBuffer,n._debugBuffers=t._debugBuffers,n._sourceBuffer.addEventListener("updateend",n._flowHandler),n._sourceBuffer.addEventListener("error",n._errorHandler);else throw new Error("The argument to MediaElementWrapper.createWriteStream must be a string or a previous stream returned from that function");n._elem.addEventListener("timeupdate",n._flowHandler),n.on("error",function(e){n._wrapper.error(e)}),n.on("finish",function(){if(!n.destroyed&&(n._finished=!0,n._allStreams.every(function(e){return e._finished}))){n._wrapper._dumpDebugData();try{n._mediaSource.endOfStream()}catch(e){}}})}function o(e,t){var n=document.createElement("a");n.href=window.URL.createObjectURL(new window.Blob(e)),n.download=t,n.click()}t.exports=n;var i=e("inherits"),s=e("readable-stream"),a=e("to-arraybuffer"),d="undefined"!=typeof window&&window.MediaSource;n.prototype.createWriteStream=function(e){var t=this;return new r(t,e)},n.prototype.error=function(e){var t=this;t.detailedError||(t.detailedError=e),t._dumpDebugData();try{t._mediaSource.endOfStream("decode")}catch(e){}},n.prototype._dumpDebugData=function(){var e=this;e._debug&&(e._debug=!1,e._streams.forEach(function(e,t){o(e._debugBuffers,"mediasource-stream-"+t)}))},i(r,s.Writable),r.prototype._onSourceOpen=function(){var e=this;e.destroyed||(e._mediaSource.removeEventListener("sourceopen",e._openHandler),e._createSourceBuffer())},r.prototype.destroy=function(e){var t=this;t.destroyed||(t.destroyed=!0,t._allStreams.splice(t._allStreams.indexOf(t),1),t._mediaSource.removeEventListener("sourceopen",t._openHandler),t._elem.removeEventListener("timeupdate",t._flowHandler),t._sourceBuffer&&(t._sourceBuffer.removeEventListener("updateend",t._flowHandler),t._sourceBuffer.removeEventListener("error",t._errorHandler),"open"===t._mediaSource.readyState&&t._sourceBuffer.abort()),e&&t.emit("error",e),t.emit("close"))},r.prototype._createSourceBuffer=function(){var e=this;if(!e.destroyed)if(!d.isTypeSupported(e._type))e.destroy(new Error("The provided type is not supported"));else if(e._sourceBuffer=e._mediaSource.addSourceBuffer(e._type),e._sourceBuffer.addEventListener("updateend",e._flowHandler),e._sourceBuffer.addEventListener("error",e._errorHandler),e._cb){var t=e._cb;e._cb=null,t()}},r.prototype._write=function(e,t,n){var r=this;if(!r.destroyed){if(!r._sourceBuffer)return void(r._cb=function(o){return o?n(o):void r._write(e,t,n)});if(r._sourceBuffer.updating)return n(new Error("Cannot append buffer while source buffer updating"));var o=a(e);r._wrapper._debug&&r._debugBuffers.push(o);try{r._sourceBuffer.appendBuffer(o)}catch(e){return void r.destroy(e)}r._cb=n}},r.prototype._flow=function(){var e=this;if(!(e.destroyed||!e._sourceBuffer||e._sourceBuffer.updating)&&!("open"===e._mediaSource.readyState&&e._getBufferDuration()>e._bufferDuration)&&e._cb){var t=e._cb;e._cb=null,t()}};r.prototype._getBufferDuration=function(){for(var e=this,t=e._sourceBuffer.buffered,n=e._elem.currentTime,r=-1,o=0;o<t.length;o++){var s=t.start(o),a=t.end(o)+0;if(s>n)break;else(0<=r||n<=a)&&(r=a)}var d=r-n;return 0>d&&(d=0),d}},{inherits:44,"readable-stream":86,"to-arraybuffer":110}],53:[function(e,t){(function(e){function n(e,t){if(!(this instanceof n))return new n(e,t);if(t||(t={}),this.chunkLength=+e,!this.chunkLength)throw new Error("First argument must be a chunk length");this.chunks=[],this.closed=!1,this.length=+t.length||1/0,this.length!==1/0&&(this.lastChunkLength=this.length%this.chunkLength||this.chunkLength,this.lastChunkIndex=o(this.length/this.chunkLength)-1)}function r(t,n,r){e.nextTick(function(){t&&t(n,r)})}t.exports=n,n.prototype.put=function(e,t,n){if(this.closed)return r(n,new Error("Storage is closed"));var o=e===this.lastChunkIndex;return o&&t.length!==this.lastChunkLength?r(n,new Error("Last chunk length must be "+this.lastChunkLength)):o||t.length===this.chunkLength?void(this.chunks[e]=t,r(n,null)):r(n,new Error("Chunk length must be "+this.chunkLength))},n.prototype.get=function(e,t,n){if("function"==typeof t)return this.get(e,null,t);if(this.closed)return r(n,new Error("Storage is closed"));var o=this.chunks[e];if(!o){var i=new Error("Chunk not found");return i.notFound=!0,r(n,i)}if(!t)return r(n,null,o);var s=t.offset||0,a=t.length||o.length-s;r(n,null,o.slice(s,a+s))},n.prototype.close=n.prototype.destroy=function(e){return this.closed?r(e,new Error("Storage is closed")):void(this.closed=!0,this.chunks=null,r(e,null))}}).call(this,e("_process"))},{_process:69}],54:[function(e,t,n){function o(e,t,n){for(var r=t;r<n;r++)e[r]=0}function i(e,t,n){t.writeUInt32BE(r((e.getTime()+2082844800000)/1e3),n)}function s(e,t,n){t.writeUInt16BE(r(e)%65536,n),t.writeUInt16BE(r(256*(256*e))%65536,n+2)}function a(e,t,n){t[n]=r(e)%256,t[n+1]=r(256*e)%256}function c(e,t,n){e||(e=[0,0,0,0,0,0,0,0,0]);for(var r=0;r<e.length;r++)s(e[r],t,n+4*r)}function l(e,t,n){var r=b(e,"utf8");r.copy(t,n),t[n+r.length]=0}function p(e){for(var t=Array(e.length/4),n=0;n<t.length;n++)t[n]=f(e,4*n);return t}function u(e,t){return new Date(1e3*e.readUInt32BE(t)-2082844800000)}function f(e,t){return e.readUInt16BE(t)+e.readUInt16BE(t+2)/65536}function h(e,t){return e[t]+e[t+1]/256}function m(e,t,n){var r;for(r=0;r<n&&!(0===e[t+r]);r++);return e.toString("utf8",t,t+r)}var g=e("./index"),_=e("./descriptor"),y=e("buffer-alloc"),b=e("buffer-from");n.fullBoxes={};["mvhd","tkhd","mdhd","vmhd","smhd","stsd","esds","stsz","stco","stss","stts","ctts","stsc","dref","elst","hdlr","mehd","trex","mfhd","tfhd","tfdt","trun"].forEach(function(e){n.fullBoxes[e]=!0}),n.ftyp={},n.ftyp.encode=function(e,t,r){t=t?t.slice(r):y(n.ftyp.encodingLength(e));var o=e.compatibleBrands||[];t.write(e.brand,0,4,"ascii"),t.writeUInt32BE(e.brandVersion,4);for(var s=0;s<o.length;s++)t.write(o[s],8+4*s,4,"ascii");return n.ftyp.encode.bytes=8+4*o.length,t},n.ftyp.decode=function(e,t){e=e.slice(t);for(var n=e.toString("ascii",0,4),r=e.readUInt32BE(4),o=[],s=8;s<e.length;s+=4)o.push(e.toString("ascii",s,s+4));return{brand:n,brandVersion:r,compatibleBrands:o}},n.ftyp.encodingLength=function(e){return 8+4*(e.compatibleBrands||[]).length},n.mvhd={},n.mvhd.encode=function(e,t,r){return t=t?t.slice(r):y(96),i(e.ctime||new Date,t,0),i(e.mtime||new Date,t,4),t.writeUInt32BE(e.timeScale||0,8),t.writeUInt32BE(e.duration||0,12),s(e.preferredRate||0,t,16),a(e.preferredVolume||0,t,20),o(t,22,32),c(e.matrix,t,32),t.writeUInt32BE(e.previewTime||0,68),t.writeUInt32BE(e.previewDuration||0,72),t.writeUInt32BE(e.posterTime||0,76),t.writeUInt32BE(e.selectionTime||0,80),t.writeUInt32BE(e.selectionDuration||0,84),t.writeUInt32BE(e.currentTime||0,88),t.writeUInt32BE(e.nextTrackId||0,92),n.mvhd.encode.bytes=96,t},n.mvhd.decode=function(e,t){return e=e.slice(t),{ctime:u(e,0),mtime:u(e,4),timeScale:e.readUInt32BE(8),duration:e.readUInt32BE(12),preferredRate:f(e,16),preferredVolume:h(e,20),matrix:p(e.slice(32,68)),previewTime:e.readUInt32BE(68),previewDuration:e.readUInt32BE(72),posterTime:e.readUInt32BE(76),selectionTime:e.readUInt32BE(80),selectionDuration:e.readUInt32BE(84),currentTime:e.readUInt32BE(88),nextTrackId:e.readUInt32BE(92)}},n.mvhd.encodingLength=function(){return 96},n.tkhd={},n.tkhd.encode=function(e,t,r){return t=t?t.slice(r):y(80),i(e.ctime||new Date,t,0),i(e.mtime||new Date,t,4),t.writeUInt32BE(e.trackId||0,8),o(t,12,16),t.writeUInt32BE(e.duration||0,16),o(t,20,28),t.writeUInt16BE(e.layer||0,28),t.writeUInt16BE(e.alternateGroup||0,30),t.writeUInt16BE(e.volume||0,32),c(e.matrix,t,36),t.writeUInt32BE(e.trackWidth||0,72),t.writeUInt32BE(e.trackHeight||0,76),n.tkhd.encode.bytes=80,t},n.tkhd.decode=function(e,t){return e=e.slice(t),{ctime:u(e,0),mtime:u(e,4),trackId:e.readUInt32BE(8),duration:e.readUInt32BE(16),layer:e.readUInt16BE(28),alternateGroup:e.readUInt16BE(30),volume:e.readUInt16BE(32),matrix:p(e.slice(36,72)),trackWidth:e.readUInt32BE(72),trackHeight:e.readUInt32BE(76)}},n.tkhd.encodingLength=function(){return 80},n.mdhd={},n.mdhd.encode=function(e,t,r){return t=t?t.slice(r):y(20),i(e.ctime||new Date,t,0),i(e.mtime||new Date,t,4),t.writeUInt32BE(e.timeScale||0,8),t.writeUInt32BE(e.duration||0,12),t.writeUInt16BE(e.language||0,16),t.writeUInt16BE(e.quality||0,18),n.mdhd.encode.bytes=20,t},n.mdhd.decode=function(e,t){return e=e.slice(t),{ctime:u(e,0),mtime:u(e,4),timeScale:e.readUInt32BE(8),duration:e.readUInt32BE(12),language:e.readUInt16BE(16),quality:e.readUInt16BE(18)}},n.mdhd.encodingLength=function(){return 20},n.vmhd={},n.vmhd.encode=function(e,t,r){t=t?t.slice(r):y(8),t.writeUInt16BE(e.graphicsMode||0,0);var o=e.opcolor||[0,0,0];return t.writeUInt16BE(o[0],2),t.writeUInt16BE(o[1],4),t.writeUInt16BE(o[2],6),n.vmhd.encode.bytes=8,t},n.vmhd.decode=function(e,t){return e=e.slice(t),{graphicsMode:e.readUInt16BE(0),opcolor:[e.readUInt16BE(2),e.readUInt16BE(4),e.readUInt16BE(6)]}},n.vmhd.encodingLength=function(){return 8},n.smhd={},n.smhd.encode=function(e,t,r){return t=t?t.slice(r):y(4),t.writeUInt16BE(e.balance||0,0),o(t,2,4),n.smhd.encode.bytes=4,t},n.smhd.decode=function(e,t){return e=e.slice(t),{balance:e.readUInt16BE(0)}},n.smhd.encodingLength=function(){return 4},n.stsd={},n.stsd.encode=function(e,t,r){t=t?t.slice(r):y(n.stsd.encodingLength(e));var o=e.entries||[];t.writeUInt32BE(o.length,0);for(var s=4,a=0,d;a<o.length;a++)d=o[a],g.encode(d,t,s),s+=g.encode.bytes;return n.stsd.encode.bytes=s,t},n.stsd.decode=function(e,t,n){e=e.slice(t);for(var r=e.readUInt32BE(0),o=Array(r),s=4,a=0,d;a<r;a++)d=g.decode(e,s,n),o[a]=d,s+=d.length;return{entries:o}},n.stsd.encodingLength=function(e){var t=4;if(!e.entries)return t;for(var n=0;n<e.entries.length;n++)t+=g.encodingLength(e.entries[n]);return t},n.avc1=n.VisualSampleEntry={},n.VisualSampleEntry.encode=function(e,t,r){t=t?t.slice(r):y(n.VisualSampleEntry.encodingLength(e)),o(t,0,6),t.writeUInt16BE(e.dataReferenceIndex||0,6),o(t,8,24),t.writeUInt16BE(e.width||0,24),t.writeUInt16BE(e.height||0,26),t.writeUInt32BE(e.hResolution||4718592,28),t.writeUInt32BE(e.vResolution||4718592,32),o(t,36,40),t.writeUInt16BE(e.frameCount||1,40);var i=e.compressorName||"",s=d(i.length,31);t.writeUInt8(s,42),t.write(i,43,s,"utf8"),t.writeUInt16BE(e.depth||24,74),t.writeInt16BE(-1,76);var a=78,c=e.children||[];c.forEach(function(e){g.encode(e,t,a),a+=g.encode.bytes}),n.VisualSampleEntry.encode.bytes=a},n.VisualSampleEntry.decode=function(e,t,n){e=e.slice(t);for(var r=n-t,o=d(e.readUInt8(42),31),i={dataReferenceIndex:e.readUInt16BE(6),width:e.readUInt16BE(24),height:e.readUInt16BE(26),hResolution:e.readUInt32BE(28),vResolution:e.readUInt32BE(32),frameCount:e.readUInt16BE(40),compressorName:e.toString("utf8",43,43+o),depth:e.readUInt16BE(74),children:[]},s=78;8<=r-s;){var a=g.decode(e,s,r);i.children.push(a),i[a.type]=a,s+=a.length}return i},n.VisualSampleEntry.encodingLength=function(e){var t=78,n=e.children||[];return n.forEach(function(e){t+=g.encodingLength(e)}),t},n.avcC={},n.avcC.encode=function(e,t,r){t=t?t.slice(r):y(e.buffer.length),e.buffer.copy(t),n.avcC.encode.bytes=e.buffer.length},n.avcC.decode=function(e,t,n){return e=e.slice(t,n),{mimeCodec:e.toString("hex",1,4),buffer:b(e)}},n.avcC.encodingLength=function(e){return e.buffer.length},n.mp4a=n.AudioSampleEntry={},n.AudioSampleEntry.encode=function(e,t,r){t=t?t.slice(r):y(n.AudioSampleEntry.encodingLength(e)),o(t,0,6),t.writeUInt16BE(e.dataReferenceIndex||0,6),o(t,8,16),t.writeUInt16BE(e.channelCount||2,16),t.writeUInt16BE(e.sampleSize||16,18),o(t,20,24),t.writeUInt32BE(e.sampleRate||0,24);var i=28,s=e.children||[];s.forEach(function(e){g.encode(e,t,i),i+=g.encode.bytes}),n.AudioSampleEntry.encode.bytes=i},n.AudioSampleEntry.decode=function(e,t,n){e=e.slice(t,n);for(var r=n-t,o={dataReferenceIndex:e.readUInt16BE(6),channelCount:e.readUInt16BE(16),sampleSize:e.readUInt16BE(18),sampleRate:e.readUInt32BE(24),children:[]},i=28;8<=r-i;){var s=g.decode(e,i,r);o.children.push(s),o[s.type]=s,i+=s.length}return o},n.AudioSampleEntry.encodingLength=function(e){var t=28,n=e.children||[];return n.forEach(function(e){t+=g.encodingLength(e)}),t},n.esds={},n.esds.encode=function(e,t,r){t=t?t.slice(r):y(e.buffer.length),e.buffer.copy(t,0),n.esds.encode.bytes=e.buffer.length},n.esds.decode=function(e,t,n){e=e.slice(t,n);var r=_.Descriptor.decode(e,0,e.length),o="ESDescriptor"===r.tagName?r:{},i=o.DecoderConfigDescriptor||{},s=i.oti||0,a=i.DecoderSpecificInfo,d=a?(248&a.buffer.readUInt8(0))>>3:0,c=null;return s&&(c=s.toString(16),d&&(c+="."+d)),{mimeCodec:c,buffer:b(e.slice(0))}},n.esds.encodingLength=function(e){return e.buffer.length},n.stsz={},n.stsz.encode=function(e,t,r){var o=e.entries||[];t=t?t.slice(r):y(n.stsz.encodingLength(e)),t.writeUInt32BE(0,0),t.writeUInt32BE(o.length,4);for(var s=0;s<o.length;s++)t.writeUInt32BE(o[s],4*s+8);return n.stsz.encode.bytes=8+4*o.length,t},n.stsz.decode=function(e,t){e=e.slice(t);for(var n=e.readUInt32BE(0),r=e.readUInt32BE(4),o=Array(r),s=0;s<r;s++)o[s]=0===n?e.readUInt32BE(4*s+8):n;return{entries:o}},n.stsz.encodingLength=function(e){return 8+4*e.entries.length},n.stss=n.stco={},n.stco.encode=function(e,t,r){var o=e.entries||[];t=t?t.slice(r):y(n.stco.encodingLength(e)),t.writeUInt32BE(o.length,0);for(var s=0;s<o.length;s++)t.writeUInt32BE(o[s],4*s+4);return n.stco.encode.bytes=4+4*o.length,t},n.stco.decode=function(e,t){e=e.slice(t);for(var n=e.readUInt32BE(0),r=Array(n),o=0;o<n;o++)r[o]=e.readUInt32BE(4*o+4);return{entries:r}},n.stco.encodingLength=function(e){return 4+4*e.entries.length},n.stts={},n.stts.encode=function(e,t,r){var o=e.entries||[];t=t?t.slice(r):y(n.stts.encodingLength(e)),t.writeUInt32BE(o.length,0);for(var s=0,a;s<o.length;s++)a=8*s+4,t.writeUInt32BE(o[s].count||0,a),t.writeUInt32BE(o[s].duration||0,a+4);return n.stts.encode.bytes=4+8*e.entries.length,t},n.stts.decode=function(e,t){e=e.slice(t);for(var n=e.readUInt32BE(0),r=Array(n),o=0,s;o<n;o++)s=8*o+4,r[o]={count:e.readUInt32BE(s),duration:e.readUInt32BE(s+4)};return{entries:r}},n.stts.encodingLength=function(e){return 4+8*e.entries.length},n.ctts={},n.ctts.encode=function(e,t,r){var o=e.entries||[];t=t?t.slice(r):y(n.ctts.encodingLength(e)),t.writeUInt32BE(o.length,0);for(var s=0,a;s<o.length;s++)a=8*s+4,t.writeUInt32BE(o[s].count||0,a),t.writeUInt32BE(o[s].compositionOffset||0,a+4);return n.ctts.encode.bytes=4+8*o.length,t},n.ctts.decode=function(e,t){e=e.slice(t);for(var n=e.readUInt32BE(0),r=Array(n),o=0,s;o<n;o++)s=8*o+4,r[o]={count:e.readUInt32BE(s),compositionOffset:e.readInt32BE(s+4)};return{entries:r}},n.ctts.encodingLength=function(e){return 4+8*e.entries.length},n.stsc={},n.stsc.encode=function(e,t,r){var o=e.entries||[];t=t?t.slice(r):y(n.stsc.encodingLength(e)),t.writeUInt32BE(o.length,0);for(var s=0,a;s<o.length;s++)a=12*s+4,t.writeUInt32BE(o[s].firstChunk||0,a),t.writeUInt32BE(o[s].samplesPerChunk||0,a+4),t.writeUInt32BE(o[s].sampleDescriptionId||0,a+8);return n.stsc.encode.bytes=4+12*o.length,t},n.stsc.decode=function(e,t){e=e.slice(t);for(var n=e.readUInt32BE(0),r=Array(n),o=0,s;o<n;o++)s=12*o+4,r[o]={firstChunk:e.readUInt32BE(s),samplesPerChunk:e.readUInt32BE(s+4),sampleDescriptionId:e.readUInt32BE(s+8)};return{entries:r}},n.stsc.encodingLength=function(e){return 4+12*e.entries.length},n.dref={},n.dref.encode=function(e,t,r){t=t?t.slice(r):y(n.dref.encodingLength(e));var o=e.entries||[];t.writeUInt32BE(o.length,0);for(var s=4,a=0;a<o.length;a++){var d=o[a],c=(d.buf?d.buf.length:0)+4+4;t.writeUInt32BE(c,s),s+=4,t.write(d.type,s,4,"ascii"),s+=4,d.buf&&(d.buf.copy(t,s),s+=d.buf.length)}return n.dref.encode.bytes=s,t},n.dref.decode=function(e,t){e=e.slice(t);for(var n=e.readUInt32BE(0),r=Array(n),o=4,s=0;s<n;s++){var a=e.readUInt32BE(o),d=e.toString("ascii",o+4,o+8),c=e.slice(o+8,o+a);o+=a,r[s]={type:d,buf:c}}return{entries:r}},n.dref.encodingLength=function(e){var t=4;if(!e.entries)return t;for(var n=0,r;n<e.entries.length;n++)r=e.entries[n].buf,t+=(r?r.length:0)+4+4;return t},n.elst={},n.elst.encode=function(e,t,r){var o=e.entries||[];t=t?t.slice(r):y(n.elst.encodingLength(e)),t.writeUInt32BE(o.length,0);for(var a=0,d;a<o.length;a++)d=12*a+4,t.writeUInt32BE(o[a].trackDuration||0,d),t.writeUInt32BE(o[a].mediaTime||0,d+4),s(o[a].mediaRate||0,t,d+8);return n.elst.encode.bytes=4+12*o.length,t},n.elst.decode=function(e,t){e=e.slice(t);for(var n=e.readUInt32BE(0),r=Array(n),o=0,s;o<n;o++)s=12*o+4,r[o]={trackDuration:e.readUInt32BE(s),mediaTime:e.readInt32BE(s+4),mediaRate:f(e,s+8)};return{entries:r}},n.elst.encodingLength=function(e){return 4+12*e.entries.length},n.hdlr={},n.hdlr.encode=function(e,t,r){t=t?t.slice(r):y(n.hdlr.encodingLength(e));var o=21+(e.name||"").length;return t.fill(0,0,o),t.write(e.handlerType||"",4,4,"ascii"),l(e.name||"",t,20),n.hdlr.encode.bytes=o,t},n.hdlr.decode=function(e,t,n){return e=e.slice(t),{handlerType:e.toString("ascii",4,8),name:m(e,20,n)}},n.hdlr.encodingLength=function(e){return 21+(e.name||"").length},n.mehd={},n.mehd.encode=function(e,t,r){return t=t?t.slice(r):y(4),t.writeUInt32BE(e.fragmentDuration||0,0),n.mehd.encode.bytes=4,t},n.mehd.decode=function(e,t){return e=e.slice(t),{fragmentDuration:e.readUInt32BE(0)}},n.mehd.encodingLength=function(){return 4},n.trex={},n.trex.encode=function(e,t,r){return t=t?t.slice(r):y(20),t.writeUInt32BE(e.trackId||0,0),t.writeUInt32BE(e.defaultSampleDescriptionIndex||0,4),t.writeUInt32BE(e.defaultSampleDuration||0,8),t.writeUInt32BE(e.defaultSampleSize||0,12),t.writeUInt32BE(e.defaultSampleFlags||0,16),n.trex.encode.bytes=20,t},n.trex.decode=function(e,t){return e=e.slice(t),{trackId:e.readUInt32BE(0),defaultSampleDescriptionIndex:e.readUInt32BE(4),defaultSampleDuration:e.readUInt32BE(8),defaultSampleSize:e.readUInt32BE(12),defaultSampleFlags:e.readUInt32BE(16)}},n.trex.encodingLength=function(){return 20},n.mfhd={},n.mfhd.encode=function(e,t,r){return t=t?t.slice(r):y(4),t.writeUInt32BE(e.sequenceNumber||0,0),n.mfhd.encode.bytes=4,t},n.mfhd.decode=function(e){return{sequenceNumber:e.readUint32BE(0)}},n.mfhd.encodingLength=function(){return 4},n.tfhd={},n.tfhd.encode=function(e,t,r){return t=t?t.slice(r):y(4),t.writeUInt32BE(e.trackId,0),n.tfhd.encode.bytes=4,t},n.tfhd.decode=function(){},n.tfhd.encodingLength=function(){return 4},n.tfdt={},n.tfdt.encode=function(e,t,r){return t=t?t.slice(r):y(4),t.writeUInt32BE(e.baseMediaDecodeTime||0,0),n.tfdt.encode.bytes=4,t},n.tfdt.decode=function(){},n.tfdt.encodingLength=function(){return 4},n.trun={},n.trun.encode=function(e,t,r){t=t?t.slice(r):y(8+16*e.entries.length),t.writeUInt32BE(e.entries.length,0),t.writeInt32BE(e.dataOffset,4);for(var o=8,s=0,a;s<e.entries.length;s++)a=e.entries[s],t.writeUInt32BE(a.sampleDuration,o),o+=4,t.writeUInt32BE(a.sampleSize,o),o+=4,t.writeUInt32BE(a.sampleFlags,o),o+=4,t.writeUInt32BE(a.sampleCompositionTimeOffset,o),o+=4;n.trun.encode.bytes=o},n.trun.decode=function(){},n.trun.encodingLength=function(e){return 8+16*e.entries.length},n.mdat={},n.mdat.encode=function(e,t,r){e.buffer?(e.buffer.copy(t,r),n.mdat.encode.bytes=e.buffer.length):n.mdat.encode.bytes=n.mdat.encodingLength(e)},n.mdat.decode=function(e,t,n){return{buffer:b(e.slice(t,n))}},n.mdat.encodingLength=function(e){return e.buffer?e.buffer.length:e.contentLength}},{"./descriptor":55,"./index":56,"buffer-alloc":27,"buffer-from":29}],55:[function(e,t,n){var r=e("buffer-from"),o={3:"ESDescriptor",4:"DecoderConfigDescriptor",5:"DecoderSpecificInfo",6:"SLConfigDescriptor"};n.Descriptor={},n.Descriptor.decode=function(e,t,i){var s=e.readUInt8(t),a=t+1,d=0,c;do c=e.readUInt8(a++),d=d<<7|127&c;while(128&c);var l=o[s],p;return p=n[l]?n[l].decode(e,a,i):{buffer:r(e.slice(a,a+d))},p.tag=s,p.tagName=l,p.length=a-t+d,p.contentsLen=d,p},n.DescriptorArray={},n.DescriptorArray.decode=function(e,t,r){for(var i=t,s={};i+2<=r;){var a=n.Descriptor.decode(e,i,r);i+=a.length;var d=o[a.tag]||"Descriptor"+a.tag;s[d]=a}return s},n.ESDescriptor={},n.ESDescriptor.decode=function(e,t,r){var o=e.readUInt8(t+2),i=t+3;if(128&o&&(i+=2),64&o){var s=e.readUInt8(i);i+=s+1}return 32&o&&(i+=2),n.DescriptorArray.decode(e,i,r)},n.DecoderConfigDescriptor={},n.DecoderConfigDescriptor.decode=function(e,t,r){var o=e.readUInt8(t),i=n.DescriptorArray.decode(e,t+13,r);return i.oti=o,i}},{"buffer-from":29}],56:[function(e,t,n){var r=e("uint64be"),o=e("buffer-alloc"),i=e("buffer-from"),s=e("./boxes"),a=4294967295,d=n,c=n.containers={moov:["mvhd","meta","traks","mvex"],trak:["tkhd","tref","trgr","edts","meta","mdia","udta"],edts:["elst"],mdia:["mdhd","hdlr","elng","minf"],minf:["vmhd","smhd","hmhd","sthd","nmhd","dinf","stbl"],dinf:["dref"],stbl:["stsd","stts","ctts","cslg","stsc","stsz","stz2","stco","co64","stss","stsh","padb","stdp","sdtp","sbgps","sgpds","subss","saizs","saios"],mvex:["mehd","trexs","leva"],moof:["mfhd","meta","trafs"],traf:["tfhd","tfdt","trun","sbgps","sgpds","subss","saizs","saios","meta"]};d.encode=function(e,t,n){return d.encodingLength(e),n=n||0,t=t||o(e.length),d._encode(e,t,n)},d._encode=function(e,t,n){var o=e.type,i=e.length;i>a&&(i=1),t.writeUInt32BE(i,n),t.write(e.type,n+4,4,"ascii");var l=n+8;if(1===i&&(r.encode(e.length,t,l),l+=8),s.fullBoxes[o]&&(t.writeUInt32BE(e.flags||0,l),t.writeUInt8(e.version||0,l),l+=4),c[o]){var p=c[o];p.forEach(function(n){if(5===n.length){var r=e[n]||[];n=n.substr(0,4),r.forEach(function(e){d._encode(e,t,l),l+=d.encode.bytes})}else e[n]&&(d._encode(e[n],t,l),l+=d.encode.bytes)}),e.otherBoxes&&e.otherBoxes.forEach(function(e){d._encode(e,t,l),l+=d.encode.bytes})}else if(s[o]){var u=s[o].encode;u(e,t,l),l+=u.bytes}else if(e.buffer){var f=e.buffer;f.copy(t,l),l+=e.buffer.length}else throw new Error("Either `type` must be set to a known type (not'"+o+"') or `buffer` must be set");return d.encode.bytes=l-n,t},d.readHeaders=function(e,t,n){if(t=t||0,n=n||e.length,8>n-t)return 8;var o=e.readUInt32BE(t),i=e.toString("ascii",t+4,t+8),a=t+8;if(1===o){if(16>n-t)return 16;o=r.decode(e,a),a+=8}var d,c;return s.fullBoxes[i]&&(d=e.readUInt8(a),c=16777215&e.readUInt32BE(a),a+=4),{length:o,headersLen:a-t,contentLen:o-(a-t),type:i,version:d,flags:c}},d.decode=function(e,t,n){t=t||0,n=n||e.length;var r=d.readHeaders(e,t,n);if(!r||r.length>n-t)throw new Error("Data too short");return d.decodeWithoutHeaders(r,e,t+r.headersLen,t+r.length)},d.decodeWithoutHeaders=function(e,t,n,r){n=n||0,r=r||t.length;var o=e.type,a={};if(c[o]){a.otherBoxes=[];for(var l=c[o],p=n,u;8<=r-p;)if(u=d.decode(t,p,r),p+=u.length,0<=l.indexOf(u.type))a[u.type]=u;else if(0<=l.indexOf(u.type+"s")){var f=u.type+"s",h=a[f]=a[f]||[];h.push(u)}else a.otherBoxes.push(u)}else if(s[o]){var m=s[o].decode;a=m(t,n,r)}else a.buffer=i(t.slice(n,r));return a.length=e.length,a.contentLen=e.contentLen,a.type=e.type,a.version=e.version,a.flags=e.flags,a},d.encodingLength=function(e){var t=e.type,n=8;if(s.fullBoxes[t]&&(n+=4),c[t]){var r=c[t];r.forEach(function(t){if(5===t.length){var r=e[t]||[];t=t.substr(0,4),r.forEach(function(e){e.type=t,n+=d.encodingLength(e)})}else if(e[t]){var o=e[t];o.type=t,n+=d.encodingLength(o)}}),e.otherBoxes&&e.otherBoxes.forEach(function(e){n+=d.encodingLength(e)})}else if(s[t])n+=s[t].encodingLength(e);else if(e.buffer)n+=e.buffer.length;else throw new Error("Either `type` must be set to a known type (not'"+t+"') or `buffer` must be set");return n>a&&(n+=8),e.length=n,n}},{"./boxes":54,"buffer-alloc":27,"buffer-from":29,uint64be:114}],57:[function(e,t){(function(n){function r(){return this instanceof r?void(i.Writable.call(this),this.destroyed=!1,this._pending=0,this._missing=0,this._buf=null,this._str=null,this._cb=null,this._ondrain=null,this._writeBuffer=null,this._writeCb=null,this._ondrain=null,this._kick()):new r}function o(e){this._parent=e,this.destroyed=!1,i.PassThrough.call(this)}var i=e("readable-stream"),s=e("inherits"),a=e("next-event"),d=e("mp4-box-encoding"),c=e("buffer-alloc"),l=c(0);t.exports=r,s(r,i.Writable),r.prototype.destroy=function(e){this.destroyed||(this.destroyed=!0,e&&this.emit("error",e),this.emit("close"))},r.prototype._write=function(e,t,n){if(!this.destroyed){for(var r=!this._str||!this._str._writableState.needDrain;e.length&&!this.destroyed;){if(!this._missing)return this._writeBuffer=e,void(this._writeCb=n);var o=e.length<this._missing?e.length:this._missing;if(this._buf?e.copy(this._buf,this._buf.length-this._missing):this._str&&(r=this._str.write(o===e.length?e:e.slice(0,o))),this._missing-=o,!this._missing){var i=this._buf,s=this._cb,a=this._str;this._buf=this._cb=this._str=this._ondrain=null,r=!0,a&&a.end(),s&&s(i)}e=o===e.length?l:e.slice(o)}return this._pending&&!this._missing?(this._writeBuffer=e,void(this._writeCb=n)):void(r?n():this._ondrain(n))}},r.prototype._buffer=function(e,t){this._missing=e,this._buf=c(e),this._cb=t},r.prototype._stream=function(e,t){var n=this;return this._missing=e,this._str=new o(this),this._ondrain=a(this._str,"drain"),this._pending++,this._str.on("end",function(){n._pending--,n._kick()}),this._cb=t,this._str},r.prototype._readBox=function(){function e(r,o){t._buffer(r,function(r){o=o?n.concat([o,r]):r;var i=d.readHeaders(o);"number"==typeof i?e(i-o.length,o):(t._pending++,t._headers=i,t.emit("box",i))})}var t=this;e(8)},r.prototype.stream=function(){var e=this;if(!e._headers)throw new Error("this function can only be called once after 'box' is emitted");var t=e._headers;return e._headers=null,e._stream(t.contentLen,null)},r.prototype.decode=function(e){var t=this;if(!t._headers)throw new Error("this function can only be called once after 'box' is emitted");var n=t._headers;t._headers=null,t._buffer(n.contentLen,function(r){var o=d.decodeWithoutHeaders(n,r);e(o),t._pending--,t._kick()})},r.prototype.ignore=function(){var e=this;if(!e._headers)throw new Error("this function can only be called once after 'box' is emitted");var t=e._headers;e._headers=null,this._missing=t.contentLen,this._cb=function(){e._pending--,e._kick()}},r.prototype._kick=function(){if(!this._pending&&(this._buf||this._str||this._readBox(),this._writeBuffer)){var e=this._writeCb,t=this._writeBuffer;this._writeBuffer=null,this._writeCb=null,this._write(t,null,e)}},s(o,i.PassThrough),o.prototype.destroy=function(e){this.destroyed||(this.destroyed=!0,this._parent.destroy(e),e&&this.emit("error",e),this.emit("close"))}}).call(this,e("buffer").Buffer)},{buffer:23,"buffer-alloc":27,inherits:44,"mp4-box-encoding":56,"next-event":62,"readable-stream":86}],58:[function(e,t){(function(n){function r(){}function o(){if(!(this instanceof o))return new o;s.Readable.call(this),this.destroyed=!1,this._reading=!1,this._stream=null,this._drain=null,this._want=!1,this._onreadable=function(){e._want&&(e._want=!1,e._read())},this._onend=function(){e._stream=null};var e=this}function i(e){this._parent=e,this.destroyed=!1,s.PassThrough.call(this)}var s=e("readable-stream"),a=e("inherits"),d=e("mp4-box-encoding"),c=e("buffer-alloc");t.exports=o,a(o,s.Readable),o.prototype.mediaData=o.prototype.mdat=function(e,t){var n=new i(this);return this.box({type:"mdat",contentLength:e,encodeBufferLen:8,stream:n},t),n},o.prototype.box=function(e,t){if(t||(t=r),this.destroyed)return t(new Error("Encoder is destroyed"));var o;if(e.encodeBufferLen&&(o=c(e.encodeBufferLen)),e.stream)e.buffer=null,o=d.encode(e,o),this.push(o),this._stream=e.stream,this._stream.on("readable",this._onreadable),this._stream.on("end",this._onend),this._stream.on("end",t),this._forward();else{o=d.encode(e,o);var i=this.push(o);if(i)return n.nextTick(t);this._drain=t}},o.prototype.destroy=function(e){if(!this.destroyed){if(this.destroyed=!0,this._stream&&this._stream.destroy&&this._stream.destroy(),this._stream=null,this._drain){var t=this._drain;this._drain=null,t(e)}e&&this.emit("error",e),this.emit("close")}},o.prototype.finalize=function(){this.push(null)},o.prototype._forward=function(){if(this._stream)for(;!this.destroyed;){var e=this._stream.read();if(!e)return void(this._want=!!this._stream);if(!this.push(e))return}},o.prototype._read=function(){if(!(this._reading||this.destroyed)){if(this._reading=!0,this._stream&&this._forward(),this._drain){var e=this._drain;this._drain=null,e()}this._reading=!1}},a(i,s.PassThrough),i.prototype.destroy=function(e){this.destroyed||(this.destroyed=!0,this._parent.destroy(e),e&&this.emit("error",e),this.emit("close"))}}).call(this,e("_process"))},{_process:69,"buffer-alloc":27,inherits:44,"mp4-box-encoding":56,"readable-stream":86}],59:[function(e,t,n){n.decode=e("./decode"),n.encode=e("./encode")},{"./decode":57,"./encode":58}],60:[function(e,t){function n(e){if(e+="",!(100<e.length)){var t=/^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(e);if(t){var r=parseFloat(t[1]),n=(t[2]||"ms").toLowerCase();return"years"===n||"year"===n||"yrs"===n||"yr"===n||"y"===n?31557600000*r:"days"===n||"day"===n||"d"===n?86400000*r:"hours"===n||"hour"===n||"hrs"===n||"hr"===n||"h"===n?3600000*r:"minutes"===n||"minute"===n||"mins"===n||"min"===n||"m"===n?60000*r:"seconds"===n||"second"===n||"secs"===n||"sec"===n||"s"===n?1000*r:"milliseconds"===n||"millisecond"===n||"msecs"===n||"msec"===n||"ms"===n?r:void 0}}}function i(e){var t=Math.round;return 86400000<=e?t(e/86400000)+"d":3600000<=e?t(e/3600000)+"h":60000<=e?t(e/60000)+"m":1000<=e?t(e/1000)+"s":e+"ms"}function s(e){return a(e,86400000,"day")||a(e,3600000,"hour")||a(e,60000,"minute")||a(e,1000,"second")||e+" ms"}function a(e,t,n){return e<t?void 0:e<1.5*t?r(e/t)+" "+n:o(e/t)+" "+n+"s"}t.exports=function(e,t){t=t||{};var r=typeof e;if("string"==r&&0<e.length)return n(e);if("number"==r&&!1===isNaN(e))return t.long?s(e):i(e);throw new Error("val is not a non-empty string or a valid number. val="+JSON.stringify(e))}},{}],61:[function(e,t){function n(e,t){var o=this;return o instanceof n?void(i.Readable.call(o,t),o.destroyed=!1,o._drained=!1,o._forwarding=!1,o._current=null,"function"==typeof e?o._queue=e:(o._queue=e.map(r),o._queue.forEach(function(e){"function"!=typeof e&&o._attachErrorListener(e)})),o._next()):new n(e,t)}function r(e){if(!e||"function"==typeof e||e._readableState)return e;var t=new i.Readable().wrap(e);return e.destroy&&(t.destroy=e.destroy.bind(e)),t}t.exports=n;var o=e("inherits"),i=e("readable-stream");o(n,i.Readable),n.obj=function(e){return new n(e,{objectMode:!0,highWaterMark:16})},n.prototype._read=function(){this._drained=!0,this._forward()},n.prototype._forward=function(){if(!this._forwarding&&this._drained&&this._current){this._forwarding=!0;for(var e;null!==(e=this._current.read());)this._drained=this.push(e);this._forwarding=!1}},n.prototype.destroy=function(e){this.destroyed||(this.destroyed=!0,this._current&&this._current.destroy&&this._current.destroy(),"function"!=typeof this._queue&&this._queue.forEach(function(e){e.destroy&&e.destroy()}),e&&this.emit("error",e),this.emit("close"))},n.prototype._next=function(){var e=this;if(e._current=null,"function"==typeof e._queue)e._queue(function(t,n){return t?e.destroy(t):void(n=r(n),e._attachErrorListener(n),e._gotNextStream(n))});else{var t=e._queue.shift();"function"==typeof t&&(t=r(t()),e._attachErrorListener(t)),e._gotNextStream(t)}},n.prototype._gotNextStream=function(e){function t(){o._forward()}function n(){e._readableState.ended||o.destroy()}function r(){o._current=null,e.removeListener("readable",t),e.removeListener("end",r),e.removeListener("close",n),o._next()}var o=this;return e?void(o._current=e,o._forward(),e.on("readable",t),e.once("end",r),e.once("close",n)):(o.push(null),void o.destroy())},n.prototype._attachErrorListener=function(e){function t(r){e.removeListener("error",t),n.destroy(r)}var n=this;e&&e.once("error",t)}},{inherits:44,"readable-stream":86}],62:[function(e,t){t.exports=function(e,t){var n=null;return e.on(t,function(e){if(n){var t=n;n=null,t(e)}}),function(e){n=e}}},{}],63:[function(e,t){function n(e){var t=function(){return t.called?t.value:(t.called=!0,t.value=e.apply(this,arguments))};return t.called=!1,t}function r(e){var t=function(){if(t.called)throw new Error(t.onceError);return t.called=!0,t.value=e.apply(this,arguments)},n=e.name||"Function wrapped with `once`";return t.onceError=n+" shouldn't be called more than once",t.called=!1,t}var o=e("wrappy");t.exports=o(n),t.exports.strict=o(r),n.proto=n(function(){Object.defineProperty(Function.prototype,"once",{value:function(){return n(this)},configurable:!0}),Object.defineProperty(Function.prototype,"onceStrict",{value:function(){return r(this)},configurable:!0})})},{wrappy:124}],64:[function(e,t){function n(e){if(/^-?\d+$/.test(e))return parseInt(e,10);var t;if(t=e.match(/^(-?\d+)(-|\.\.\.?|\u2025|\u2026|\u22EF)(-?\d+)$/)){var n=t[1],r=t[2],o=t[3];if(n&&o){n=parseInt(n),o=parseInt(o);var s=[],a=n<o?1:-1;("-"==r||".."==r||"\u2025"==r)&&(o+=a);for(var d=n;d!=o;d+=a)s.push(d);return s}}return[]}t.exports.parse=function(e){var t=e.split(","),r=t.map(function(e){return n(e)});return 0===r.length?[]:1===r.length?Array.isArray(r[0])?r[0]:r:r.reduce(function(e,t){return Array.isArray(e)||(e=[e]),Array.isArray(t)||(t=[t]),e.concat(t)})}},{}],65:[function(e,t){(function(n,r){function o(e){if("string"==typeof e&&/^(stream-)?magnet:/.test(e))return h(e);if("string"==typeof e&&(/^[a-f0-9]{40}$/i.test(e)||/^[a-z2-7]{32}$/i.test(e)))return h("magnet:?xt=urn:btih:"+e);if(r.isBuffer(e)&&20===e.length)return h("magnet:?xt=urn:btih:"+e.toString("hex"));if(r.isBuffer(e))return i(e);if(e&&e.infoHash)return e.infoHash=e.infoHash.toLowerCase(),e.announce||(e.announce=[]),"string"==typeof e.announce&&(e.announce=[e.announce]),e.urlList||(e.urlList=[]),e;throw new Error("Invalid torrent identifier")}function i(e){r.isBuffer(e)&&(e=l.decode(e)),c(e.info,"info"),c(e.info["name.utf-8"]||e.info.name,"info.name"),c(e.info["piece length"],"info['piece length']"),c(e.info.pieces,"info.pieces"),e.info.files?e.info.files.forEach(function(e){c("number"==typeof e.length,"info.files[0].length"),c(e["path.utf-8"]||e.path,"info.files[0].path")}):c("number"==typeof e.info.length,"info.length");var t={};t.info=e.info,t.infoBuffer=l.encode(e.info),t.infoHash=g.sync(t.infoBuffer),t.infoHashBuffer=r.from(t.infoHash,"hex"),t.name=(e.info["name.utf-8"]||e.info.name).toString(),void 0!==e.info.private&&(t.private=!!e.info.private),e["creation date"]&&(t.created=new Date(1e3*e["creation date"])),e["created by"]&&(t.createdBy=e["created by"].toString()),r.isBuffer(e.comment)&&(t.comment=e.comment.toString()),t.announce=[],Array.isArray(e["announce-list"])&&0<e["announce-list"].length?e["announce-list"].forEach(function(e){e.forEach(function(e){t.announce.push(e.toString())})}):e.announce&&t.announce.push(e.announce.toString()),r.isBuffer(e["url-list"])&&(e["url-list"]=0<e["url-list"].length?[e["url-list"]]:[]),t.urlList=(e["url-list"]||[]).map(function(e){return e.toString()}),_(t.announce),_(t.urlList);var n=e.info.files||[e.info];t.files=n.map(function(e,r){var o=[].concat(t.name,e["path.utf-8"]||e.path||[]).map(function(e){return e.toString()});return{path:m.join.apply(null,[m.sep].concat(o)).slice(1),name:o[o.length-1],length:e.length,offset:n.slice(0,r).reduce(a,0)}}),t.length=n.reduce(a,0);var o=t.files[t.files.length-1];return t.pieceLength=e.info["piece length"],t.lastPieceLength=(o.offset+o.length)%t.pieceLength||t.pieceLength,t.pieces=d(e.info.pieces),t}function s(e){return"undefined"!=typeof Blob&&e instanceof Blob}function a(e,t){return e+t.length}function d(e){for(var t=[],n=0;n<e.length;n+=20)t.push(e.slice(n,n+20).toString("hex"));return t}function c(e,t){if(!e)throw new Error("Torrent is missing required field: "+t)}var l=e("bencode"),p=e("blob-to-buffer"),u=e("fs"),f=e("simple-get"),h=e("magnet-uri"),m=e("path"),g=e("simple-sha1"),_=e("uniq");t.exports=o,t.exports.remote=function(e,t){function r(e){try{i=o(e)}catch(e){return t(e)}i&&i.infoHash?t(null,i):t(new Error("Invalid torrent identifier"))}var i;if("function"!=typeof t)throw new Error("second argument must be a Function");try{i=o(e)}catch(e){}i&&i.infoHash?n.nextTick(function(){t(null,i)}):s(e)?p(e,function(e,n){return e?t(new Error("Error converting Blob: "+e.message)):void r(n)}):"function"==typeof f&&/^https?:/.test(e)?f.concat({url:e,timeout:30000,headers:{"user-agent":"WebTorrent (https://webtorrent.io)"}},function(e,n,o){return e?t(new Error("Error downloading torrent: "+e.message)):void r(o)}):"function"==typeof u.readFile&&"string"==typeof e?u.readFile(e,function(e,n){return e?t(new Error("Invalid torrent identifier")):void r(n)}):n.nextTick(function(){t(new Error("Invalid torrent identifier"))})},t.exports.toMagnetURI=h.encode,t.exports.toTorrentFile=function(e){var t={info:e.info};return t["announce-list"]=(e.announce||[]).map(function(e){return t.announce||(t.announce=e),e=r.from(e,"utf8"),[e]}),t["url-list"]=e.urlList||[],(!0===e.private||!1===e.private)&&(t["private"]=e.private),e.created&&(t["creation date"]=0|e.created.getTime()/1e3),e.createdBy&&(t["created by"]=e.createdBy),e.comment&&(t.comment=e.comment),l.encode(t)};(function(){r.alloc(0)})()}).call(this,e("_process"),e("buffer").Buffer)},{_process:69,bencode:11,"blob-to-buffer":19,buffer:23,fs:22,"magnet-uri":51,path:66,"simple-get":94,"simple-sha1":96,uniq:115}],66:[function(e,t,n){(function(e){function t(e,t){for(var n=0,r=e.length-1,o;0<=r;r--)o=e[r],"."===o?e.splice(r,1):".."===o?(e.splice(r,1),n++):n&&(e.splice(r,1),n--);if(t)for(;n--;n)e.unshift("..");return e}function r(e,t){if(e.filter)return e.filter(t);for(var n=[],r=0;r<e.length;r++)t(e[r],r,e)&&n.push(e[r]);return n}var o=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/,i=function(e){return o.exec(e).slice(1)};n.resolve=function(){for(var n="",o=!1,s=arguments.length-1,a;-1<=s&&!o;s--){if(a=0<=s?arguments[s]:e.cwd(),"string"!=typeof a)throw new TypeError("Arguments to path.resolve must be strings");else if(!a)continue;n=a+"/"+n,o="/"===a.charAt(0)}return n=t(r(n.split("/"),function(e){return!!e}),!o).join("/"),(o?"/":"")+n||"."},n.normalize=function(e){var o=n.isAbsolute(e),i="/"===s(e,-1);return e=t(r(e.split("/"),function(e){return!!e}),!o).join("/"),e||o||(e="."),e&&i&&(e+="/"),(o?"/":"")+e},n.isAbsolute=function(e){return"/"===e.charAt(0)},n.join=function(){var e=Array.prototype.slice.call(arguments,0);return n.normalize(r(e,function(e){if("string"!=typeof e)throw new TypeError("Arguments to path.join must be strings");return e}).join("/"))},n.relative=function(e,t){function r(e){for(var t=0;t<e.length&&""===e[t];t++);for(var n=e.length-1;0<=n&&""===e[n];n--);return t>n?[]:e.slice(t,n-t+1)}e=n.resolve(e).substr(1),t=n.resolve(t).substr(1);for(var o=r(e.split("/")),s=r(t.split("/")),a=d(o.length,s.length),c=a,l=0;l<a;l++)if(o[l]!==s[l]){c=l;break}for(var p=[],l=c;l<o.length;l++)p.push("..");return p=p.concat(s.slice(c)),p.join("/")},n.sep="/",n.delimiter=":",n.dirname=function(e){var t=i(e),n=t[0],r=t[1];return n||r?(r&&(r=r.substr(0,r.length-1)),n+r):"."},n.basename=function(e,t){var n=i(e)[2];return t&&n.substr(-1*t.length)===t&&(n=n.substr(0,n.length-t.length)),n},n.extname=function(e){return i(e)[3]};var s=function(e,t,n){return e.substr(t,n)}}).call(this,e("_process"))},{_process:69}],67:[function(e,t){for(var r=e("closest-to"),o=1024,i=13,s=[];22>i++;)s.push(n(2,i));t.exports=function(e){return r(e/o,s)}},{"closest-to":32}],68:[function(e,t){(function(e){"use strict";t.exports=e.version&&0!==e.version.indexOf("v0.")&&(0!==e.version.indexOf("v1.")||0===e.version.indexOf("v1.8."))?e:{nextTick:function(t,n,r,o){if("function"!=typeof t)throw new TypeError("\"callback\" argument must be a function");var s=arguments.length,a,d;switch(s){case 0:case 1:return e.nextTick(t);case 2:return e.nextTick(function(){t.call(null,n)});case 3:return e.nextTick(function(){t.call(null,n,r)});case 4:return e.nextTick(function(){t.call(null,n,r,o)});default:for(a=Array(s-1),d=0;d<a.length;)a[d++]=arguments[d];return e.nextTick(function(){t.apply(null,a)});}}}}).call(this,e("_process"))},{_process:69}],69:[function(e,t){function n(){throw new Error("setTimeout has not been defined")}function r(){throw new Error("clearTimeout has not been defined")}function o(t){if(p===setTimeout)return setTimeout(t,0);if((p===n||!p)&&setTimeout)return p=setTimeout,setTimeout(t,0);try{return p(t,0)}catch(n){try{return p.call(null,t,0)}catch(n){return p.call(this,t,0)}}}function i(t){if(u===clearTimeout)return clearTimeout(t);if((u===r||!u)&&clearTimeout)return u=clearTimeout,clearTimeout(t);try{return u(t)}catch(n){try{return u.call(null,t)}catch(n){return u.call(this,t)}}}function s(){h&&g&&(h=!1,g.length?f=g.concat(f):m=-1,f.length&&a())}function a(){if(!h){var e=o(s);h=!0;for(var t=f.length;t;){for(g=f,f=[];++m<t;)g&&g[m].run();m=-1,t=f.length}g=null,h=!1,i(e)}}function d(e,t){this.fun=e,this.array=t}function c(){}var l=t.exports={},p,u;(function(){try{p="function"==typeof setTimeout?setTimeout:n}catch(t){p=n}try{u="function"==typeof clearTimeout?clearTimeout:r}catch(t){u=r}})();var f=[],h=!1,m=-1,g;l.nextTick=function(e){var t=Array(arguments.length-1);if(1<arguments.length)for(var n=1;n<arguments.length;n++)t[n-1]=arguments[n];f.push(new d(e,t)),1!==f.length||h||o(a)},d.prototype.run=function(){this.fun.apply(null,this.array)},l.title="browser",l.browser=!0,l.env={},l.argv=[],l.version="",l.versions={},l.on=c,l.addListener=c,l.once=c,l.off=c,l.removeListener=c,l.removeAllListeners=c,l.emit=c,l.prependListener=c,l.prependOnceListener=c,l.listeners=function(){return[]},l.binding=function(){throw new Error("process.binding is not supported")},l.cwd=function(){return"/"},l.chdir=function(){throw new Error("process.chdir is not supported")},l.umask=function(){return 0}},{}],70:[function(e,t){(function(n){var r=e("once"),o=e("end-of-stream"),i=e("fs"),s=function(){},a=/^v?\.0/.test(n.version),d=function(e){return"function"==typeof e},c=function(e){return!!a&&!!i&&(e instanceof(i.ReadStream||s)||e instanceof(i.WriteStream||s))&&d(e.close)},l=function(e){return e.setHeader&&d(e.abort)},p=function(e,t,n,i){i=r(i);var a=!1;e.on("close",function(){a=!0}),o(e,{readable:t,writable:n},function(e){return e?i(e):void(a=!0,i())});var p=!1;return function(t){if(!a)return p?void 0:(p=!0,c(e)?e.close(s):l(e)?e.abort():d(e.destroy)?e.destroy():void i(t||new Error("stream was destroyed")))}},u=function(e){e()},f=function(e,t){return e.pipe(t)};t.exports=function(){var e=Array.prototype.slice.call(arguments),t=d(e[e.length-1]||s)&&e.pop()||s;if(Array.isArray(e[0])&&(e=e[0]),2>e.length)throw new Error("pump requires two streams per minimum");var n=e.map(function(o,s){var i=s<e.length-1;return p(o,i,0<s,function(e){r||(r=e),e&&n.forEach(u),i||(n.forEach(u),t(r))})}),r;return e.reduce(f)}}).call(this,e("_process"))},{_process:69,"end-of-stream":38,fs:21,once:63}],71:[function(t,n,o){(function(t){(function(s){function a(e){throw new RangeError(v[e])}function d(e,t){for(var n=e.length,r=[];n--;)r[n]=t(e[n]);return r}function c(e,t){var n=e.split("@"),r="";1<n.length&&(r=n[0]+"@",e=n[1]),e=e.replace(x,".");var o=e.split("."),i=d(o,t).join(".");return r+i}function l(e){for(var t=[],n=0,r=e.length,o,i;n<r;)o=e.charCodeAt(n++),55296<=o&&56319>=o&&n<r?(i=e.charCodeAt(n++),56320==(64512&i)?t.push(((1023&o)<<10)+(1023&i)+65536):(t.push(o),n--)):t.push(o);return t}function p(e){return d(e,function(e){var t="";return 65535<e&&(e-=65536,t+=E(55296|1023&e>>>10),e=56320|1023&e),t+=E(e),t}).join("")}function u(e){return 10>e-48?e-22:26>e-65?e-65:26>e-97?e-97:36}function f(e,t){return e+22+75*(26>e)-((0!=t)<<5)}function h(e,t,n){var r=0;for(e=n?S(e/700):e>>1,e+=S(e/t);455<e;r+=36)e=S(e/35);return S(r+36*e/(e+38))}function m(e){var r=[],o=e.length,s=0,d=128,c=72,l,f,m,g,_,y,b,x,v,E;for(f=e.lastIndexOf("-"),0>f&&(f=0),m=0;m<f;++m)128<=e.charCodeAt(m)&&a("not-basic"),r.push(e.charCodeAt(m));for(g=0<f?f+1:0;g<o;){for(_=s,y=1,b=36;;b+=36){if(g>=o&&a("invalid-input"),x=u(e.charCodeAt(g++)),(36<=x||x>S((2147483647-s)/y))&&a("overflow"),s+=x*y,v=b<=c?1:b>=c+26?26:b-c,x<v)break;E=36-v,y>S(2147483647/E)&&a("overflow"),y*=E}l=r.length+1,c=h(s-_,l,0==_),S(s/l)>2147483647-d&&a("overflow"),d+=S(s/l),s%=l,r.splice(s++,0,d)}return p(r)}function g(e){var r=[],o,i,s,d,c,p,u,g,_,y,b,w,x,v,C;for(e=l(e),w=e.length,o=128,i=0,c=72,p=0;p<w;++p)b=e[p],128>b&&r.push(E(b));for(s=d=r.length,d&&r.push("-");s<w;){for(u=2147483647,p=0;p<w;++p)b=e[p],b>=o&&b<u&&(u=b);for(x=s+1,u-o>S((2147483647-i)/x)&&a("overflow"),i+=(u-o)*x,o=u,p=0;p<w;++p)if(b=e[p],b<o&&2147483647<++i&&a("overflow"),b==o){for(g=i,_=36;;_+=36){if(y=_<=c?1:_>=c+26?26:_-c,g<y)break;C=g-y,v=36-y,r.push(E(f(y+C%v,0))),g=S(C/v)}r.push(E(f(g,0))),c=h(i,x,s==d),i=0,++s}++i,++o}return r.join("")}var _="object"==typeof o&&o&&!o.nodeType&&o,y="object"==typeof n&&n&&!n.nodeType&&n,b="object"==typeof t&&t;(b.global===b||b.window===b||b.self===b)&&(s=b);var w=/^xn--/,k=/[^\x20-\x7E]/,x=/[\x2E\u3002\uFF0E\uFF61]/g,v={overflow:"Overflow: input needs wider integers to process","not-basic":"Illegal input >= 0x80 (not a basic code point)","invalid-input":"Invalid input"},S=r,E=e,C,I;if(C={version:"1.4.1",ucs2:{decode:l,encode:p},decode:m,encode:g,toASCII:function(e){return c(e,function(e){return k.test(e)?"xn--"+g(e):e})},toUnicode:function(e){return c(e,function(e){return w.test(e)?m(e.slice(4).toLowerCase()):e})}},"function"==typeof i&&"object"==typeof i.amd&&i.amd)i("punycode",function(){return C});else if(!(_&&y))s.punycode=C;else if(n.exports==_)y.exports=C;else for(I in C)C.hasOwnProperty(I)&&(_[I]=C[I])})(this)}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{}],72:[function(e,t){"use strict";function n(e,t){return Object.prototype.hasOwnProperty.call(e,t)}t.exports=function(e,t,o,s){t=t||"&",o=o||"=";var a={};if("string"!=typeof e||0===e.length)return a;var d=/\+/g;e=e.split(t);var c=1e3;s&&"number"==typeof s.maxKeys&&(c=s.maxKeys);var l=e.length;0<c&&l>c&&(l=c);for(var p=0;p<l;++p){var u=e[p].replace(d,"%20"),f=u.indexOf(o),h,m,g,_;0<=f?(h=u.substr(0,f),m=u.substr(f+1)):(h=u,m=""),g=decodeURIComponent(h),_=decodeURIComponent(m),n(a,g)?r(a[g])?a[g].push(_):a[g]=[a[g],_]:a[g]=_}return a};var r=Array.isArray||function(e){return"[object Array]"===Object.prototype.toString.call(e)}},{}],73:[function(e,t){"use strict";function n(e,t){if(e.map)return e.map(t);for(var n=[],r=0;r<e.length;r++)n.push(t(e[r],r));return n}var r=function(e){switch(typeof e){case"string":return e;case"boolean":return e?"true":"false";case"number":return isFinite(e)?e:"";default:return"";}};t.exports=function(e,t,s,a){return t=t||"&",s=s||"=",null===e&&(e=void 0),"object"==typeof e?n(i(e),function(i){var a=encodeURIComponent(r(i))+s;return o(e[i])?n(e[i],function(e){return a+encodeURIComponent(r(e))}).join(t):a+encodeURIComponent(r(e[i]))}).join(t):a?encodeURIComponent(r(a))+s+encodeURIComponent(r(e)):""};var o=Array.isArray||function(e){return"[object Array]"===Object.prototype.toString.call(e)},i=Object.keys||function(e){var t=[];for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&t.push(n);return t}},{}],74:[function(e,t,n){"use strict";n.decode=n.parse=e("./decode"),n.encode=n.stringify=e("./encode")},{"./decode":72,"./encode":73}],75:[function(e,t){t.exports=function(e){var t=0;return function(){if(t===e.length)return null;var n=e.length-t,r=0|Math.random()*n,o=e[t+r],i=e[t];return e[t]=o,e[t+r]=i,t++,o}}},{}],76:[function(e,t){(function(n,r){"use strict";var o=e("safe-buffer").Buffer,i=r.crypto||r.msCrypto;t.exports=i&&i.getRandomValues?function(e,t){if(65536<e)throw new Error("requested too many random bytes");var s=new r.Uint8Array(e);0<e&&i.getRandomValues(s);var a=o.from(s.buffer);return"function"==typeof t?n.nextTick(function(){t(null,a)}):a}:function(){throw new Error("Secure random number generation is not supported by this browser.\nUse Chrome, Firefox or Internet Explorer 11")}}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{_process:69,"safe-buffer":92}],77:[function(e,t){function n(e,t){var r=this;return r instanceof n?void(o.Writable.call(r,t),r.destroyed=!1,r._queue=[],r._position=e||0,r._cb=null,r._buffer=null,r._out=null):new n(e)}var r=e("inherits"),o=e("readable-stream");t.exports=n,r(n,o.Writable),n.prototype._write=function(e,t,n){for(var r=this,o=!0;;){if(r.destroyed)return;if(0===r._queue.length)return r._buffer=e,void(r._cb=n);r._buffer=null;var i=r._queue[0],a=s(i.start-r._position,0),d=i.end-r._position;if(a>=e.length)return r._position+=e.length,n(null);var c;if(d>e.length){r._position+=e.length,c=0===a?e:e.slice(a),o=i.stream.write(c)&&o;break}r._position+=d,c=0===a&&d===e.length?e:e.slice(a,d),o=i.stream.write(c)&&o,i.last&&i.stream.end(),e=e.slice(d),r._queue.shift()}o?n(null):i.stream.once("drain",n.bind(null,null))},n.prototype.slice=function(e){var t=this;if(t.destroyed)return null;e instanceof Array||(e=[e]);var n=new o.PassThrough;return e.forEach(function(r,o){t._queue.push({start:r.start,end:r.end,stream:n,last:o===e.length-1})}),t._buffer&&t._write(t._buffer,null,t._cb),n},n.prototype.destroy=function(e){var t=this;t.destroyed||(t.destroyed=!0,e&&t.emit("error",e))}},{inherits:44,"readable-stream":86}],78:[function(e,t){"use strict";function n(e){return this instanceof n?void(d.call(this,e),c.call(this,e),e&&!1===e.readable&&(this.readable=!1),e&&!1===e.writable&&(this.writable=!1),this.allowHalfOpen=!0,e&&!1===e.allowHalfOpen&&(this.allowHalfOpen=!1),this.once("end",r)):new n(e)}function r(){this.allowHalfOpen||this._writableState.ended||i.nextTick(o,this)}function o(e){e.end()}var i=e("process-nextick-args"),s=Object.keys||function(e){var t=[];for(var n in e)t.push(n);return t};t.exports=n;var a=e("core-util-is");a.inherits=e("inherits");var d=e("./_stream_readable"),c=e("./_stream_writable");a.inherits(n,d);for(var l=s(c.prototype),p=0,u;p<l.length;p++)u=l[p],n.prototype[u]||(n.prototype[u]=c.prototype[u]);Object.defineProperty(n.prototype,"writableHighWaterMark",{enumerable:!1,get:function(){return this._writableState.highWaterMark}}),Object.defineProperty(n.prototype,"destroyed",{get:function(){return void 0!==this._readableState&&void 0!==this._writableState&&this._readableState.destroyed&&this._writableState.destroyed},set:function(e){void 0===this._readableState||void 0===this._writableState||(this._readableState.destroyed=e,this._writableState.destroyed=e)}}),n.prototype._destroy=function(e,t){this.push(null),this.end(),i.nextTick(t,e)}},{"./_stream_readable":80,"./_stream_writable":82,"core-util-is":33,inherits:44,"process-nextick-args":68}],79:[function(e,t){"use strict";function n(e){return this instanceof n?void r.call(this,e):new n(e)}t.exports=n;var r=e("./_stream_transform"),o=e("core-util-is");o.inherits=e("inherits"),o.inherits(n,r),n.prototype._transform=function(e,t,n){n(null,e)}},{"./_stream_transform":81,"core-util-is":33,inherits:44}],80:[function(e,t){(function(n,o){"use strict";function i(e){return M.from(e)}function s(e){return M.isBuffer(e)||e instanceof j}function a(e,t,n){return"function"==typeof e.prependListener?e.prependListener(t,n):void(e._events&&e._events[t]?P(e._events[t])?e._events[t].unshift(n):e._events[t]=[n,e._events[t]]:e.on(t,n))}function d(t,n){O=O||e("./_stream_duplex"),t=t||{};var o=n instanceof O;this.objectMode=!!t.objectMode,o&&(this.objectMode=this.objectMode||!!t.readableObjectMode);var i=t.highWaterMark,s=t.readableHighWaterMark,a=this.objectMode?16:16384;this.highWaterMark=i||0===i?i:o&&(s||0===s)?s:a,this.highWaterMark=r(this.highWaterMark),this.buffer=new z,this.length=0,this.pipes=null,this.pipesCount=0,this.flowing=null,this.ended=!1,this.endEmitted=!1,this.reading=!1,this.sync=!0,this.needReadable=!1,this.emittedReadable=!1,this.readableListening=!1,this.resumeScheduled=!1,this.destroyed=!1,this.defaultEncoding=t.defaultEncoding||"utf8",this.awaitDrain=0,this.readingMore=!1,this.decoder=null,this.encoding=null,t.encoding&&(!G&&(G=e("string_decoder/").StringDecoder),this.decoder=new G(t.encoding),this.encoding=t.encoding)}function c(t){return O=O||e("./_stream_duplex"),this instanceof c?void(this._readableState=new d(t,this),this.readable=!0,t&&("function"==typeof t.read&&(this._read=t.read),"function"==typeof t.destroy&&(this._destroy=t.destroy)),q.call(this)):new c(t)}function l(e,t,n,r,o){var s=e._readableState;if(null===t)s.reading=!1,g(e,s);else{var a;o||(a=u(s,t)),a?e.emit("error",a):s.objectMode||t&&0<t.length?("string"!=typeof t&&!s.objectMode&&Object.getPrototypeOf(t)!==M.prototype&&(t=i(t)),r?s.endEmitted?e.emit("error",new Error("stream.unshift() after end event")):p(e,s,t,!0):s.ended?e.emit("error",new Error("stream.push() after EOF")):(s.reading=!1,s.decoder&&!n?(t=s.decoder.write(t),s.objectMode||0!==t.length?p(e,s,t,!1):b(e,s)):p(e,s,t,!1))):!r&&(s.reading=!1)}return f(s)}function p(e,t,n,r){t.flowing&&0===t.length&&!t.sync?(e.emit("data",n),e.read(0)):(t.length+=t.objectMode?1:n.length,r?t.buffer.unshift(n):t.buffer.push(n),t.needReadable&&_(e)),b(e,t)}function u(e,t){var n;return s(t)||"string"==typeof t||void 0===t||e.objectMode||(n=new TypeError("Invalid non-string/buffer chunk")),n}function f(e){return!e.ended&&(e.needReadable||e.length<e.highWaterMark||0===e.length)}function h(e){return 8388608<=e?e=8388608:(e--,e|=e>>>1,e|=e>>>2,e|=e>>>4,e|=e>>>8,e|=e>>>16,e++),e}function m(e,t){return 0>=e||0===t.length&&t.ended?0:t.objectMode?1:e===e?(e>t.highWaterMark&&(t.highWaterMark=h(e)),e<=t.length?e:t.ended?t.length:(t.needReadable=!0,0)):t.flowing&&t.length?t.buffer.head.data.length:t.length}function g(e,t){if(!t.ended){if(t.decoder){var n=t.decoder.end();n&&n.length&&(t.buffer.push(n),t.length+=t.objectMode?1:n.length)}t.ended=!0,_(e)}}function _(e){var t=e._readableState;t.needReadable=!1,t.emittedReadable||(W("emitReadable",t.flowing),t.emittedReadable=!0,t.sync?U.nextTick(y,e):y(e))}function y(e){W("emit readable"),e.emit("readable"),E(e)}function b(e,t){t.readingMore||(t.readingMore=!0,U.nextTick(w,e,t))}function w(e,t){for(var n=t.length;!t.reading&&!t.flowing&&!t.ended&&t.length<t.highWaterMark&&(W("maybeReadMore read 0"),e.read(0),n!==t.length);)n=t.length;t.readingMore=!1}function k(e){return function(){var t=e._readableState;W("pipeOnDrain",t.awaitDrain),t.awaitDrain&&t.awaitDrain--,0===t.awaitDrain&&N(e,"data")&&(t.flowing=!0,E(e))}}function x(e){W("readable nexttick read 0"),e.read(0)}function v(e,t){t.resumeScheduled||(t.resumeScheduled=!0,U.nextTick(S,e,t))}function S(e,t){t.reading||(W("resume read 0"),e.read(0)),t.resumeScheduled=!1,t.awaitDrain=0,e.emit("resume"),E(e),t.flowing&&!t.reading&&e.read(0)}function E(e){var t=e._readableState;for(W("flow",t.flowing);t.flowing&&null!==e.read(););}function C(e,t){if(0===t.length)return null;var n;return t.objectMode?n=t.buffer.shift():!e||e>=t.length?(n=t.decoder?t.buffer.join(""):1===t.buffer.length?t.buffer.head.data:t.buffer.concat(t.length),t.buffer.clear()):n=I(e,t.buffer,t.decoder),n}function I(e,t,n){var r;return e<t.head.data.length?(r=t.head.data.slice(0,e),t.head.data=t.head.data.slice(e)):e===t.head.data.length?r=t.shift():r=n?B(e,t):L(e,t),r}function B(e,t){var r=t.head,o=1,i=r.data;for(e-=i.length;r=r.next;){var s=r.data,a=e>s.length?s.length:e;if(i+=a===s.length?s:s.slice(0,e),e-=a,0===e){a===s.length?(++o,t.head=r.next?r.next:t.tail=null):(t.head=r,r.data=s.slice(a));break}++o}return t.length-=o,i}function L(e,t){var r=M.allocUnsafe(e),o=t.head,i=1;for(o.data.copy(r),e-=o.data.length;o=o.next;){var s=o.data,a=e>s.length?s.length:e;if(s.copy(r,r.length-e,0,a),e-=a,0===e){a===s.length?(++i,t.head=o.next?o.next:t.tail=null):(t.head=o,o.data=s.slice(a));break}++i}return t.length-=i,r}function T(e){var t=e._readableState;if(0<t.length)throw new Error("\"endReadable()\" called on non-empty stream");t.endEmitted||(t.ended=!0,U.nextTick(A,t,e))}function A(e,t){e.endEmitted||0!==e.length||(e.endEmitted=!0,t.readable=!1,t.emit("end"))}function R(e,t){for(var n=0,r=e.length;n<r;n++)if(e[n]===t)return n;return-1}var U=e("process-nextick-args");t.exports=c;var P=e("isarray"),O;c.ReadableState=d;var H=e("events").EventEmitter,N=function(e,t){return e.listeners(t).length},q=e("./internal/streams/stream"),M=e("safe-buffer").Buffer,j=o.Uint8Array||function(){},D=e("core-util-is");D.inherits=e("inherits");var F=e("util"),W=void 0;W=F&&F.debuglog?F.debuglog("stream"):function(){};var z=e("./internal/streams/BufferList"),V=e("./internal/streams/destroy"),G;D.inherits(c,q);var K=["error","close","destroy","pause","resume"];Object.defineProperty(c.prototype,"destroyed",{get:function(){return void 0!==this._readableState&&this._readableState.destroyed},set:function(e){this._readableState&&(this._readableState.destroyed=e)}}),c.prototype.destroy=V.destroy,c.prototype._undestroy=V.undestroy,c.prototype._destroy=function(e,t){this.push(null),t(e)},c.prototype.push=function(e,t){var n=this._readableState,r;return n.objectMode?r=!0:"string"==typeof e&&(t=t||n.defaultEncoding,t!==n.encoding&&(e=M.from(e,t),t=""),r=!0),l(this,e,t,!1,r)},c.prototype.unshift=function(e){return l(this,e,null,!0,!1)},c.prototype.isPaused=function(){return!1===this._readableState.flowing},c.prototype.setEncoding=function(t){return G||(G=e("string_decoder/").StringDecoder),this._readableState.decoder=new G(t),this._readableState.encoding=t,this};c.prototype.read=function(e){W("read",e),e=parseInt(e,10);var t=this._readableState,r=e;if(0!==e&&(t.emittedReadable=!1),0===e&&t.needReadable&&(t.length>=t.highWaterMark||t.ended))return W("read: emitReadable",t.length,t.ended),0===t.length&&t.ended?T(this):_(this),null;if(e=m(e,t),0===e&&t.ended)return 0===t.length&&T(this),null;var o=t.needReadable;W("need readable",o),(0===t.length||t.length-e<t.highWaterMark)&&(o=!0,W("length less than watermark",o)),t.ended||t.reading?(o=!1,W("reading or ended",o)):o&&(W("do read"),t.reading=!0,t.sync=!0,0===t.length&&(t.needReadable=!0),this._read(t.highWaterMark),t.sync=!1,!t.reading&&(e=m(r,t)));var i;return i=0<e?C(e,t):null,null===i?(t.needReadable=!0,e=0):t.length-=e,0===t.length&&(!t.ended&&(t.needReadable=!0),r!==e&&t.ended&&T(this)),null!==i&&this.emit("data",i),i},c.prototype._read=function(){this.emit("error",new Error("_read() is not implemented"))},c.prototype.pipe=function(e,t){function r(e,t){W("onunpipe"),e===u&&t&&!1===t.hasUnpiped&&(t.hasUnpiped=!0,i())}function o(){W("onend"),e.end()}function i(){W("cleanup"),e.removeListener("close",c),e.removeListener("finish",l),e.removeListener("drain",g),e.removeListener("error",d),e.removeListener("unpipe",r),u.removeListener("end",o),u.removeListener("end",p),u.removeListener("data",s),_=!0,f.awaitDrain&&(!e._writableState||e._writableState.needDrain)&&g()}function s(t){W("ondata"),y=!1;var n=e.write(t);!1!==n||y||((1===f.pipesCount&&f.pipes===e||1<f.pipesCount&&-1!==R(f.pipes,e))&&!_&&(W("false write response, pause",u._readableState.awaitDrain),u._readableState.awaitDrain++,y=!0),u.pause())}function d(t){W("onerror",t),p(),e.removeListener("error",d),0===N(e,"error")&&e.emit("error",t)}function c(){e.removeListener("finish",l),p()}function l(){W("onfinish"),e.removeListener("close",c),p()}function p(){W("unpipe"),u.unpipe(e)}var u=this,f=this._readableState;switch(f.pipesCount){case 0:f.pipes=e;break;case 1:f.pipes=[f.pipes,e];break;default:f.pipes.push(e);}f.pipesCount+=1,W("pipe count=%d opts=%j",f.pipesCount,t);var h=(!t||!1!==t.end)&&e!==n.stdout&&e!==n.stderr,m=h?o:p;f.endEmitted?U.nextTick(m):u.once("end",m),e.on("unpipe",r);var g=k(u);e.on("drain",g);var _=!1,y=!1;return u.on("data",s),a(e,"error",d),e.once("close",c),e.once("finish",l),e.emit("pipe",u),f.flowing||(W("pipe resume"),u.resume()),e},c.prototype.unpipe=function(e){var t=this._readableState,n={hasUnpiped:!1};if(0===t.pipesCount)return this;if(1===t.pipesCount)return e&&e!==t.pipes?this:(e||(e=t.pipes),t.pipes=null,t.pipesCount=0,t.flowing=!1,e&&e.emit("unpipe",this,n),this);if(!e){var r=t.pipes,o=t.pipesCount;t.pipes=null,t.pipesCount=0,t.flowing=!1;for(var s=0;s<o;s++)r[s].emit("unpipe",this,n);return this}var a=R(t.pipes,e);return-1===a?this:(t.pipes.splice(a,1),t.pipesCount-=1,1===t.pipesCount&&(t.pipes=t.pipes[0]),e.emit("unpipe",this,n),this)},c.prototype.on=function(e,t){var n=q.prototype.on.call(this,e,t);if("data"===e)!1!==this._readableState.flowing&&this.resume();else if("readable"===e){var r=this._readableState;r.endEmitted||r.readableListening||(r.readableListening=r.needReadable=!0,r.emittedReadable=!1,r.reading?r.length&&_(this):U.nextTick(x,this))}return n},c.prototype.addListener=c.prototype.on,c.prototype.resume=function(){var e=this._readableState;return e.flowing||(W("resume"),e.flowing=!0,v(this,e)),this},c.prototype.pause=function(){return W("call pause flowing=%j",this._readableState.flowing),!1!==this._readableState.flowing&&(W("pause"),this._readableState.flowing=!1,this.emit("pause")),this},c.prototype.wrap=function(e){var t=this,r=this._readableState,o=!1;for(var s in e.on("end",function(){if(W("wrapped end"),r.decoder&&!r.ended){var e=r.decoder.end();e&&e.length&&t.push(e)}t.push(null)}),e.on("data",function(n){if((W("wrapped data"),r.decoder&&(n=r.decoder.write(n)),!(r.objectMode&&(null===n||void 0===n)))&&(r.objectMode||n&&n.length)){var i=t.push(n);i||(o=!0,e.pause())}}),e)void 0===this[s]&&"function"==typeof e[s]&&(this[s]=function(t){return function(){return e[t].apply(e,arguments)}}(s));for(var i=0;i<K.length;i++)e.on(K[i],this.emit.bind(this,K[i]));return this._read=function(t){W("wrapped _read",t),o&&(o=!1,e.resume())},this},Object.defineProperty(c.prototype,"readableHighWaterMark",{enumerable:!1,get:function(){return this._readableState.highWaterMark}}),c._fromList=C}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{"./_stream_duplex":78,"./internal/streams/BufferList":83,"./internal/streams/destroy":84,"./internal/streams/stream":85,_process:69,"core-util-is":33,events:24,inherits:44,isarray:49,"process-nextick-args":68,"safe-buffer":92,"string_decoder/":106,util:21}],81:[function(e,t){"use strict";function n(e,t){var n=this._transformState;n.transforming=!1;var r=n.writecb;if(!r)return this.emit("error",new Error("write callback called multiple times"));n.writechunk=null,n.writecb=null,null!=t&&this.push(t),r(e);var o=this._readableState;o.reading=!1,(o.needReadable||o.length<o.highWaterMark)&&this._read(o.highWaterMark)}function r(e){return this instanceof r?void(s.call(this,e),this._transformState={afterTransform:n.bind(this),needTransform:!1,transforming:!1,writecb:null,writechunk:null,writeencoding:null},this._readableState.needReadable=!0,this._readableState.sync=!1,e&&("function"==typeof e.transform&&(this._transform=e.transform),"function"==typeof e.flush&&(this._flush=e.flush)),this.on("prefinish",o)):new r(e)}function o(){var e=this;"function"==typeof this._flush?this._flush(function(t,n){i(e,t,n)}):i(this,null,null)}function i(e,t,n){if(t)return e.emit("error",t);if(null!=n&&e.push(n),e._writableState.length)throw new Error("Calling transform done when ws.length != 0");if(e._transformState.transforming)throw new Error("Calling transform done when still transforming");return e.push(null)}t.exports=r;var s=e("./_stream_duplex"),a=e("core-util-is");a.inherits=e("inherits"),a.inherits(r,s),r.prototype.push=function(e,t){return this._transformState.needTransform=!1,s.prototype.push.call(this,e,t)},r.prototype._transform=function(){throw new Error("_transform() is not implemented")},r.prototype._write=function(e,t,n){var r=this._transformState;if(r.writecb=n,r.writechunk=e,r.writeencoding=t,!r.transforming){var o=this._readableState;(r.needTransform||o.needReadable||o.length<o.highWaterMark)&&this._read(o.highWaterMark)}},r.prototype._read=function(){var e=this._transformState;null!==e.writechunk&&e.writecb&&!e.transforming?(e.transforming=!0,this._transform(e.writechunk,e.writeencoding,e.afterTransform)):e.needTransform=!0},r.prototype._destroy=function(e,t){var n=this;s.prototype._destroy.call(this,e,function(e){t(e),n.emit("close")})}},{"./_stream_duplex":78,"core-util-is":33,inherits:44}],82:[function(e,t){(function(n,o,i){"use strict";function s(e){var t=this;this.next=null,this.entry=null,this.finish=function(){B(t,e)}}function a(e){return O.from(e)}function d(e){return O.isBuffer(e)||e instanceof H}function c(){}function l(t,n){A=A||e("./_stream_duplex"),t=t||{};var o=n instanceof A;this.objectMode=!!t.objectMode,o&&(this.objectMode=this.objectMode||!!t.writableObjectMode);var i=t.highWaterMark,a=t.writableHighWaterMark,d=this.objectMode?16:16384;this.highWaterMark=i||0===i?i:o&&(a||0===a)?a:d,this.highWaterMark=r(this.highWaterMark),this.finalCalled=!1,this.needDrain=!1,this.ending=!1,this.ended=!1,this.finished=!1,this.destroyed=!1;var c=!1===t.decodeStrings;this.decodeStrings=!c,this.defaultEncoding=t.defaultEncoding||"utf8",this.length=0,this.writing=!1,this.corked=0,this.sync=!0,this.bufferProcessing=!1,this.onwrite=function(e){b(n,e)},this.writecb=null,this.writelen=0,this.bufferedRequest=null,this.lastBufferedRequest=null,this.pendingcb=0,this.prefinished=!1,this.errorEmitted=!1,this.bufferedRequestCount=0,this.corkedRequestsFree=new s(this)}function p(t){return A=A||e("./_stream_duplex"),q.call(p,this)||this instanceof A?void(this._writableState=new l(t,this),this.writable=!0,t&&("function"==typeof t.write&&(this._write=t.write),"function"==typeof t.writev&&(this._writev=t.writev),"function"==typeof t.destroy&&(this._destroy=t.destroy),"function"==typeof t.final&&(this._final=t.final)),P.call(this)):new p(t)}function u(e,t){var n=new Error("write after end");e.emit("error",n),L.nextTick(t,n)}function f(e,t,n,r){var o=!0,i=!1;return null===n?i=new TypeError("May not write null values to stream"):"string"!=typeof n&&void 0!==n&&!t.objectMode&&(i=new TypeError("Invalid non-string/buffer chunk")),i&&(e.emit("error",i),L.nextTick(r,i),o=!1),o}function h(e,t,n){return e.objectMode||!1===e.decodeStrings||"string"!=typeof t||(t=O.from(t,n)),t}function m(e,t,n,r,o,i){if(!n){var s=h(t,r,o);r!==s&&(n=!0,o="buffer",r=s)}var a=t.objectMode?1:r.length;t.length+=a;var d=t.length<t.highWaterMark;if(d||(t.needDrain=!0),t.writing||t.corked){var c=t.lastBufferedRequest;t.lastBufferedRequest={chunk:r,encoding:o,isBuf:n,callback:i,next:null},c?c.next=t.lastBufferedRequest:t.bufferedRequest=t.lastBufferedRequest,t.bufferedRequestCount+=1}else g(e,t,!1,a,r,o,i);return d}function g(e,t,n,r,o,i,s){t.writelen=r,t.writecb=s,t.writing=!0,t.sync=!0,n?e._writev(o,t.onwrite):e._write(o,i,t.onwrite),t.sync=!1}function _(e,t,n,r,o){--t.pendingcb,n?(L.nextTick(o,r),L.nextTick(C,e,t),e._writableState.errorEmitted=!0,e.emit("error",r)):(o(r),e._writableState.errorEmitted=!0,e.emit("error",r),C(e,t))}function y(e){e.writing=!1,e.writecb=null,e.length-=e.writelen,e.writelen=0}function b(e,t){var n=e._writableState,r=n.sync,o=n.writecb;if(y(n),t)_(e,n,r,t,o);else{var i=v(n);i||n.corked||n.bufferProcessing||!n.bufferedRequest||x(e,n),r?T(w,e,n,i,o):w(e,n,i,o)}}function w(e,t,n,r){n||k(e,t),t.pendingcb--,r(),C(e,t)}function k(e,t){0===t.length&&t.needDrain&&(t.needDrain=!1,e.emit("drain"))}function x(e,t){t.bufferProcessing=!0;var n=t.bufferedRequest;if(e._writev&&n&&n.next){var r=t.bufferedRequestCount,o=Array(r),i=t.corkedRequestsFree;i.entry=n;for(var a=0,d=!0;n;)o[a]=n,n.isBuf||(d=!1),n=n.next,a+=1;o.allBuffers=d,g(e,t,!0,t.length,o,"",i.finish),t.pendingcb++,t.lastBufferedRequest=null,i.next?(t.corkedRequestsFree=i.next,i.next=null):t.corkedRequestsFree=new s(t),t.bufferedRequestCount=0}else{for(;n;){var c=n.chunk,l=n.encoding,p=n.callback,u=t.objectMode?1:c.length;if(g(e,t,!1,u,c,l,p),n=n.next,t.bufferedRequestCount--,t.writing)break}null===n&&(t.lastBufferedRequest=null)}t.bufferedRequest=n,t.bufferProcessing=!1}function v(e){return e.ending&&0===e.length&&null===e.bufferedRequest&&!e.finished&&!e.writing}function S(e,t){e._final(function(n){t.pendingcb--,n&&e.emit("error",n),t.prefinished=!0,e.emit("prefinish"),C(e,t)})}function E(e,t){t.prefinished||t.finalCalled||("function"==typeof e._final?(t.pendingcb++,t.finalCalled=!0,L.nextTick(S,e,t)):(t.prefinished=!0,e.emit("prefinish")))}function C(e,t){var n=v(t);return n&&(E(e,t),0===t.pendingcb&&(t.finished=!0,e.emit("finish"))),n}function I(e,t,n){t.ending=!0,C(e,t),n&&(t.finished?L.nextTick(n):e.once("finish",n)),t.ended=!0,e.writable=!1}function B(e,t,n){var r=e.entry;for(e.entry=null;r;){var o=r.callback;t.pendingcb--,o(n),r=r.next}t.corkedRequestsFree?t.corkedRequestsFree.next=e:t.corkedRequestsFree=e}var L=e("process-nextick-args");t.exports=p;var T=!n.browser&&-1<["v0.10","v0.9."].indexOf(n.version.slice(0,5))?i:L.nextTick,A;p.WritableState=l;var R=e("core-util-is");R.inherits=e("inherits");var U={deprecate:e("util-deprecate")},P=e("./internal/streams/stream"),O=e("safe-buffer").Buffer,H=o.Uint8Array||function(){},N=e("./internal/streams/destroy");R.inherits(p,P),l.prototype.getBuffer=function(){for(var e=this.bufferedRequest,t=[];e;)t.push(e),e=e.next;return t},function(){try{Object.defineProperty(l.prototype,"buffer",{get:U.deprecate(function(){return this.getBuffer()},"_writableState.buffer is deprecated. Use _writableState.getBuffer instead.","DEP0003")})}catch(e){}}();var q;"function"==typeof Symbol&&Symbol.hasInstance&&"function"==typeof Function.prototype[Symbol.hasInstance]?(q=Function.prototype[Symbol.hasInstance],Object.defineProperty(p,Symbol.hasInstance,{value:function(e){return!!q.call(this,e)||!(this!==p)&&e&&e._writableState instanceof l}})):q=function(e){return e instanceof this},p.prototype.pipe=function(){this.emit("error",new Error("Cannot pipe, not readable"))},p.prototype.write=function(e,t,n){var r=this._writableState,o=!1,i=!r.objectMode&&d(e);return i&&!O.isBuffer(e)&&(e=a(e)),"function"==typeof t&&(n=t,t=null),i?t="buffer":!t&&(t=r.defaultEncoding),"function"!=typeof n&&(n=c),r.ended?u(this,n):(i||f(this,r,e,n))&&(r.pendingcb++,o=m(this,r,i,e,t,n)),o},p.prototype.cork=function(){var e=this._writableState;e.corked++},p.prototype.uncork=function(){var e=this._writableState;e.corked&&(e.corked--,!e.writing&&!e.corked&&!e.finished&&!e.bufferProcessing&&e.bufferedRequest&&x(this,e))},p.prototype.setDefaultEncoding=function(e){if("string"==typeof e&&(e=e.toLowerCase()),!(-1<["hex","utf8","utf-8","ascii","binary","base64","ucs2","ucs-2","utf16le","utf-16le","raw"].indexOf((e+"").toLowerCase())))throw new TypeError("Unknown encoding: "+e);return this._writableState.defaultEncoding=e,this},Object.defineProperty(p.prototype,"writableHighWaterMark",{enumerable:!1,get:function(){return this._writableState.highWaterMark}}),p.prototype._write=function(e,t,n){n(new Error("_write() is not implemented"))},p.prototype._writev=null,p.prototype.end=function(e,t,n){var r=this._writableState;"function"==typeof e?(n=e,e=null,t=null):"function"==typeof t&&(n=t,t=null),null!==e&&e!==void 0&&this.write(e,t),r.corked&&(r.corked=1,this.uncork()),r.ending||r.finished||I(this,r,n)},Object.defineProperty(p.prototype,"destroyed",{get:function(){return void 0!==this._writableState&&this._writableState.destroyed},set:function(e){this._writableState&&(this._writableState.destroyed=e)}}),p.prototype.destroy=N.destroy,p.prototype._undestroy=N.undestroy,p.prototype._destroy=function(e,t){this.end(),t(e)}}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,e("timers").setImmediate)},{"./_stream_duplex":78,"./internal/streams/destroy":84,"./internal/streams/stream":85,_process:69,"core-util-is":33,inherits:44,"process-nextick-args":68,"safe-buffer":92,timers:109,"util-deprecate":120}],83:[function(e,t){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function r(e,t,n){e.copy(t,n)}var o=e("safe-buffer").Buffer,i=e("util");t.exports=function(){function e(){n(this,e),this.head=null,this.tail=null,this.length=0}return e.prototype.push=function(e){var t={data:e,next:null};0<this.length?this.tail.next=t:this.head=t,this.tail=t,++this.length},e.prototype.unshift=function(e){var t={data:e,next:this.head};0===this.length&&(this.tail=t),this.head=t,++this.length},e.prototype.shift=function(){if(0!==this.length){var e=this.head.data;return this.head=1===this.length?this.tail=null:this.head.next,--this.length,e}},e.prototype.clear=function(){this.head=this.tail=null,this.length=0},e.prototype.join=function(e){if(0===this.length)return"";for(var t=this.head,n=""+t.data;t=t.next;)n+=e+t.data;return n},e.prototype.concat=function(e){if(0===this.length)return o.alloc(0);if(1===this.length)return this.head.data;for(var t=o.allocUnsafe(e>>>0),n=this.head,s=0;n;)r(n.data,t,s),s+=n.data.length,n=n.next;return t},e}(),i&&i.inspect&&i.inspect.custom&&(t.exports.prototype[i.inspect.custom]=function(){var e=i.inspect({length:this.length});return this.constructor.name+" "+e})},{"safe-buffer":92,util:21}],84:[function(e,t){"use strict";function n(e,t){e.emit("error",t)}var r=e("process-nextick-args");t.exports={destroy:function(e,t){var o=this,i=this._readableState&&this._readableState.destroyed,s=this._writableState&&this._writableState.destroyed;return i||s?(t?t(e):e&&(!this._writableState||!this._writableState.errorEmitted)&&r.nextTick(n,this,e),this):(this._readableState&&(this._readableState.destroyed=!0),this._writableState&&(this._writableState.destroyed=!0),this._destroy(e||null,function(e){!t&&e?(r.nextTick(n,o,e),o._writableState&&(o._writableState.errorEmitted=!0)):t&&t(e)}),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.finished=!1,this._writableState.errorEmitted=!1)}}},{"process-nextick-args":68}],85:[function(e,t){t.exports=e("events").EventEmitter},{events:24}],86:[function(e,t,n){n=t.exports=e("./lib/_stream_readable.js"),n.Stream=n,n.Readable=n,n.Writable=e("./lib/_stream_writable.js"),n.Duplex=e("./lib/_stream_duplex.js"),n.Transform=e("./lib/_stream_transform.js"),n.PassThrough=e("./lib/_stream_passthrough.js")},{"./lib/_stream_duplex.js":78,"./lib/_stream_passthrough.js":79,"./lib/_stream_readable.js":80,"./lib/_stream_transform.js":81,"./lib/_stream_writable.js":82}],87:[function(e,t,n){function r(e,t,n,r){function i(){S.removeEventListener("loadstart",i),n.autoplay&&S.play()}function a(){S.removeEventListener("canplay",a),r(null,S)}function u(){o(e,function(e,n){return e?k(e):void(".pdf"===x?(S=t("object"),S.setAttribute("typemustmatch",!0),S.setAttribute("type","application/pdf"),S.setAttribute("data",n)):(S=t("iframe"),S.sandbox="allow-forms allow-scripts",S.src=n),r(null,S))})}function k(t){t.message="Error rendering file \""+e.name+"\": "+t.message,d(t.message),r(t)}var x=p.extname(e.name).toLowerCase(),v=0,S;0<=g.indexOf(x)?function(){function r(){d("Use `videostream` package for "+e.name),_(),S.addEventListener("error",u),S.addEventListener("loadstart",i),S.addEventListener("canplay",a),f(e,S)}function c(){d("Use MediaSource API for "+e.name),_(),S.addEventListener("error",g),S.addEventListener("loadstart",i),S.addEventListener("canplay",a);var t=new l(S),n=t.createWriteStream(s(e.name));e.createReadStream().pipe(n),v&&(S.currentTime=v)}function p(){d("Use Blob URL for "+e.name),_(),S.addEventListener("error",k),S.addEventListener("loadstart",i),S.addEventListener("canplay",a),o(e,function(e,t){return e?k(e):void(S.src=t,v&&(S.currentTime=v))})}function u(e){d("videostream error: fallback to MediaSource API: %o",e.message||e),S.removeEventListener("error",u),S.removeEventListener("canplay",a),c()}function g(t){return d("MediaSource API error: fallback to Blob URL: %o",t.message||t),"number"==typeof e.length&&e.length>n.maxBlobLength?(d("File length too large for Blob URL approach: %d (max: %d)",e.length,n.maxBlobLength),k(new Error("File length too large for Blob URL approach: "+e.length+" (max: "+n.maxBlobLength+")"))):void(S.removeEventListener("error",g),S.removeEventListener("canplay",a),p())}function _(){S||(S=t(y),S.addEventListener("progress",function(){v=S.currentTime}))}var y=0<=m.indexOf(x)?"video":"audio";w?0<=h.indexOf(x)?r():c():p()}():0<=_.indexOf(x)?function(){S=t("audio"),o(e,function(e,t){return e?k(e):void(S.addEventListener("error",k),S.addEventListener("loadstart",i),S.addEventListener("canplay",a),S.src=t)})}():0<=y.indexOf(x)?function(){S=t("img"),o(e,function(t,n){return t?k(t):void(S.src=n,S.alt=e.name,r(null,S))})}():0<=b.indexOf(x)?u():function(){function t(){c(n)?(d("File extension \"%s\" appears ascii, so will render.",x),u()):(d("File extension \"%s\" appears non-ascii, will not render.",x),r(new Error("Unsupported file type \""+x+"\": Cannot append to DOM")))}d("Unknown file extension \"%s\" - will attempt to render into iframe",x);var n="";e.createReadStream({start:0,end:1e3}).setEncoding("utf8").on("data",function(e){n+=e}).on("end",t).on("error",r)}()}function o(e,t){var r=p.extname(e.name).toLowerCase();u(e.createReadStream(),n.mime[r],t)}function i(e){if(null==e)throw new Error("file cannot be null or undefined");if("string"!=typeof e.name)throw new Error("missing or invalid file.name property");if("function"!=typeof e.createReadStream)throw new Error("missing or invalid file.createReadStream property")}function s(e){var t=p.extname(e).toLowerCase();return{".m4a":"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\""}[t]}function a(e){null==e.autoplay&&(e.autoplay=!1),null==e.muted&&(e.muted=!1),null==e.controls&&(e.controls=!0),null==e.maxBlobLength&&(e.maxBlobLength=200000000)}n.render=function(e,t,n,o){"function"==typeof n&&(o=n,n={}),n||(n={}),o||(o=function(){}),i(e),a(n),"string"==typeof t&&(t=document.querySelector(t)),r(e,function(n){if(t.nodeName!==n.toUpperCase()){var r=p.extname(e.name).toLowerCase();throw new Error("Cannot render \""+r+"\" inside a \""+t.nodeName.toLowerCase()+"\" element, expected \""+n+"\"")}return t},n,o)},n.append=function(e,t,n,o){function s(e){var r=d(e);return n.autoplay&&(r.autoplay=!0),n.muted&&(r.muted=!0),n.controls&&(r.controls=!0),t.appendChild(r),r}function d(e){var n=document.createElement(e);return t.appendChild(n),n}function c(e,t){e&&t&&t.remove(),o(e,t)}if("function"==typeof n&&(o=n,n={}),n||(n={}),o||(o=function(){}),i(e),a(n),"string"==typeof t&&(t=document.querySelector(t)),t&&("VIDEO"===t.nodeName||"AUDIO"===t.nodeName))throw new Error("Invalid video/audio node argument. Argument must be root element that video/audio tag will be appended to.");r(e,function(e){return"video"===e||"audio"===e?s(e):d(e)},n,c)},n.mime=e("./lib/mime.json");var d=e("debug")("render-media"),c=e("is-ascii"),l=e("mediasource"),p=e("path"),u=e("stream-to-blob-url"),f=e("videostream"),h=[".m4a",".m4v",".mp4"],m=[".m4v",".mkv",".mp4",".webm"],g=[].concat(m,[".m4a",".mp3"]),_=[".aac",".oga",".ogg",".wav",".flac"],y=[".bmp",".gif",".jpeg",".jpg",".png",".svg"],b=[".css",".html",".js",".md",".pdf",".txt"],w="undefined"!=typeof window&&window.MediaSource},{"./lib/mime.json":88,debug:35,"is-ascii":45,mediasource:52,path:66,"stream-to-blob-url":103,videostream:123}],88:[function(e,t){t.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/mp4",".m4v":"video/mp4",".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"}},{}],89:[function(e,t){(function(e){t.exports=function(t,n,r){function o(t){function n(){r&&r(t,a),r=null}i?e.nextTick(n):n()}function s(e,n,r){if(a[e]=r,n&&(p=!0),0==--c||n)o(n);else if(!p&&u<d){var i;l?(i=l[u],u+=1,t[i](function(e,t){s(i,e,t)})):(i=u,u+=1,t[i](function(e,t){s(i,e,t)}))}}if("number"!=typeof n)throw new Error("second argument must be a Number");var i=!0,a,d,c,l,p;Array.isArray(t)?(a=[],c=d=t.length):(l=Object.keys(t),a={},c=d=l.length);var u=n;c?l?l.some(function(e,r){if(t[e](function(t,n){s(e,t,n)}),r===n-1)return!0}):t.some(function(e,t){if(e(function(e,n){s(t,e,n)}),t===n-1)return!0}):o(null),i=!1}}).call(this,e("_process"))},{_process:69}],90:[function(e,t){(function(e){t.exports=function(t,n){function r(t){function r(){n&&n(t,s),n=null}i?e.nextTick(r):r()}function o(e,t,n){s[e]=n,(0==--a||t)&&r(t)}var i=!0,s,a,d;Array.isArray(t)?(s=[],a=t.length):(d=Object.keys(t),s={},a=d.length),a?d?d.forEach(function(e){t[e](function(t,n){o(e,t,n)})}):t.forEach(function(e,t){e(function(e,n){o(t,e,n)})}):r(null),i=!1}}).call(this,e("_process"))},{_process:69}],91:[function(e,t,n){(function(e,r){"object"==typeof n&&"object"==typeof t?t.exports=r():"function"==typeof i&&i.amd?i([],r):"object"==typeof n?n.Rusha=r():e.Rusha=r()})("undefined"==typeof self?this:self,function(){return function(e){function t(r){if(n[r])return n[r].exports;var o=n[r]={i:r,l:!1,exports:{}};return e[r].call(o.exports,o,o.exports,t),o.l=!0,o.exports}var n={};return t.m=e,t.c=n,t.d=function(e,n,r){t.o(e,n)||Object.defineProperty(e,n,{configurable:!1,enumerable:!0,get:r})},t.n=function(e){var n=e&&e.__esModule?function(){return e["default"]}:function(){return e};return t.d(n,"a",n),n},t.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},t.p="",t(t.s=3)}([function(e,t,n){function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var o=n(5),i=n(1),s=i.toHex,a=i.ceilHeapSize,c=n(6),l=function(e){for(e+=9;0<e%64;e+=1);return e},p=function(e,t){var n=new Uint8Array(e.buffer),r=t%4,o=t-r;switch(r){case 0:n[o+3]=0;case 1:n[o+2]=0;case 2:n[o+1]=0;case 3:n[o+0]=0;}for(var s=(t>>2)+1;s<e.length;s++)e[s]=0},u=function(e,t,n){e[t>>2]|=128<<24-(t%4<<3),e[(-16&(t>>2)+2)+14]=0|n/536870912,e[(-16&(t>>2)+2)+15]=n<<3},f=function(e,t){var n=new Int32Array(e,t+320,5),r=new Int32Array(5),o=new DataView(r.buffer);return o.setInt32(0,n[0],!1),o.setInt32(4,n[1],!1),o.setInt32(8,n[2],!1),o.setInt32(12,n[3],!1),o.setInt32(16,n[4],!1),r},h=function(){function e(t){if(r(this,e),t=t||65536,0<t%64)throw new Error("Chunk size must be a multiple of 128 bit");this._offset=0,this._maxChunkLen=t,this._padMaxChunkLen=l(t),this._heap=new ArrayBuffer(a(this._padMaxChunkLen+320+20)),this._h32=new Int32Array(this._heap),this._h8=new Int8Array(this._heap),this._core=new o({Int32Array:Int32Array},{},this._heap)}return e.prototype._initState=function(e,t){this._offset=0;var n=new Int32Array(e,t+320,5);n[0]=1732584193,n[1]=-271733879,n[2]=-1732584194,n[3]=271733878,n[4]=-1009589776},e.prototype._padChunk=function(e,t){var n=l(e),r=new Int32Array(this._heap,0,n>>2);return p(r,e),u(r,e,t),n},e.prototype._write=function(e,t,n,r){c(e,this._h8,this._h32,t,n,r||0)},e.prototype._coreCall=function(e,t,n,r,o){var i=n;this._write(e,t,n),o&&(i=this._padChunk(n,r)),this._core.hash(i,this._padMaxChunkLen)},e.prototype.rawDigest=function(e){var t=e.byteLength||e.length||e.size||0;this._initState(this._heap,this._padMaxChunkLen);var n=0,r=this._maxChunkLen;for(n=0;t>n+r;n+=r)this._coreCall(e,n,r,t,!1);return this._coreCall(e,n,t-n,t,!0),f(this._heap,this._padMaxChunkLen)},e.prototype.digest=function(e){return s(this.rawDigest(e).buffer)},e.prototype.digestFromString=function(e){return this.digest(e)},e.prototype.digestFromBuffer=function(e){return this.digest(e)},e.prototype.digestFromArrayBuffer=function(e){return this.digest(e)},e.prototype.resetState=function(){return this._initState(this._heap,this._padMaxChunkLen),this},e.prototype.append=function(e){var t=0,n=e.byteLength||e.length||e.size||0,r=this._offset%this._maxChunkLen,o=void 0;for(this._offset+=n;t<n;)o=d(n-t,this._maxChunkLen-r),this._write(e,t,o,r),r+=o,t+=o,r===this._maxChunkLen&&(this._core.hash(this._maxChunkLen,this._padMaxChunkLen),r=0);return this},e.prototype.getState=function(){var e=this._offset%this._maxChunkLen,t=void 0;if(!e){var n=new Int32Array(this._heap,this._padMaxChunkLen+320,5);t=n.buffer.slice(n.byteOffset,n.byteOffset+n.byteLength)}else t=this._heap.slice(0);return{offset:this._offset,heap:t}},e.prototype.setState=function(e){if(this._offset=e.offset,20===e.heap.byteLength){var t=new Int32Array(this._heap,this._padMaxChunkLen+320,5);t.set(new Int32Array(e.heap))}else this._h32.set(new Int32Array(e.heap));return this},e.prototype.rawEnd=function(){var e=this._offset,t=e%this._maxChunkLen,n=this._padChunk(t,e);this._core.hash(n,this._padMaxChunkLen);var r=f(this._heap,this._padMaxChunkLen);return this._initState(this._heap,this._padMaxChunkLen),r},e.prototype.end=function(){return s(this.rawEnd().buffer)},e}();e.exports=h,e.exports._core=o},function(e){for(var t=Array(256),n=0;256>n;n++)t[n]=(16>n?"0":"")+n.toString(16);e.exports.toHex=function(e){for(var n=new Uint8Array(e),r=Array(e.byteLength),o=0;o<r.length;o++)r[o]=t[n[o]];return r.join("")},e.exports.ceilHeapSize=function(e){var t=0;if(65536>=e)return 65536;if(16777216>e)for(t=1;t<e;t<<=1);else for(t=16777216;t<e;t+=16777216);return t},e.exports.isDedicatedWorkerScope=function(e){var t="WorkerGlobalScope"in e&&e instanceof e.WorkerGlobalScope,n="SharedWorkerGlobalScope"in e&&e instanceof e.SharedWorkerGlobalScope,r="ServiceWorkerGlobalScope"in e&&e instanceof e.ServiceWorkerGlobalScope;return t&&!n&&!r}},function(e,t,n){e.exports=function(){var e=n(0),t=function(e,t,n){try{return n(null,e.digest(t))}catch(t){return n(t)}},r=function(e,t,n,o,i){var s=new self.FileReader;s.onloadend=function(){if(s.error)return i(s.error);var a=s.result;t+=s.result.byteLength;try{e.append(a)}catch(t){return void i(t)}t<o.size?r(e,t,n,o,i):i(null,e.end())},s.readAsArrayBuffer(o.slice(t,t+n))},o=!0;return self.onmessage=function(n){if(o){var i=n.data.data,s=n.data.file,a=n.data.id;if("undefined"!=typeof a&&(s||i)){var d=n.data.blockSize||4194304,c=new e(d);c.resetState();var l=function(e,t){e?self.postMessage({id:a,error:e.name}):self.postMessage({id:a,hash:t})};i&&t(c,i,l),s&&r(c,0,d,s,l)}}},function(){o=!1}}},function(e,t,n){var r=n(4),o=n(0),i=n(7),s=n(2),a=n(1),d=a.isDedicatedWorkerScope,c="undefined"!=typeof self&&d(self);o.disableWorkerBehaviour=c?s():function(){},o.createWorker=function(){var e=r(2),t=e.terminate;return e.terminate=function(){URL.revokeObjectURL(e.objectURL),t.call(e)},e},o.createHash=i,e.exports=o},function(e,t,n){function r(e){function t(r){if(n[r])return n[r].exports;var o=n[r]={i:r,l:!1,exports:{}};return e[r].call(o.exports,o,o.exports,t),o.l=!0,o.exports}var n={};t.m=e,t.c=n,t.i=function(e){return e},t.d=function(e,n,r){t.o(e,n)||Object.defineProperty(e,n,{configurable:!1,enumerable:!0,get:r})},t.r=function(e){Object.defineProperty(e,"__esModule",{value:!0})},t.n=function(e){var n=e&&e.__esModule?function(){return e["default"]}:function(){return e};return t.d(n,"a",n),n},t.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},t.p="/",t.oe=function(e){throw console.error(e),e};var r=t(t.s=ENTRY_MODULE);return r.default||r}function o(e){return(e+"").replace(/[.?*+^$[\]\\(){}|-]/g,"\\$&")}function i(e,t,r){var i={};i[r]=[];var s=t.toString(),a=s.match(/^function\s?\(\w+,\s*\w+,\s*(\w+)\)/);if(!a)return i;for(var d=a[1],c=new RegExp("(\\\\n|\\W)"+o(d)+"\\((/\\*.*?\\*/)?s?.*?([\\.|\\-|\\+|\\w|/|@]+).*?\\)","g"),l;l=c.exec(s);)"dll-reference"!==l[3]&&i[r].push(l[3]);for(c=new RegExp("\\("+o(d)+"\\(\"(dll-reference\\s([\\.|\\-|\\+|\\w|/|@]+))\"\\)\\)\\((/\\*.*?\\*/)?s?.*?([\\.|\\-|\\+|\\w|/|@]+).*?\\)","g");l=c.exec(s);)e[l[2]]||(i[r].push(l[1]),e[l[2]]=n(l[1]).m),i[l[2]]=i[l[2]]||[],i[l[2]].push(l[4]);return i}function s(e){var t=Object.keys(e);return t.reduce(function(t,n){return t||0<e[n].length},!1)}function a(e,t){for(var n={main:[t]},r={main:[]},o={main:{}};s(n);)for(var a=Object.keys(n),d=0;d<a.length;d++){var c=a[d],l=n[c],p=l.pop();if(o[c]=o[c]||{},!o[c][p]&&e[c][p]){o[c][p]=!0,r[c]=r[c]||[],r[c].push(p);for(var u=i(e,e[c][p],c),f=Object.keys(u),h=0;h<f.length;h++)n[f[h]]=n[f[h]]||[],n[f[h]]=n[f[h]].concat(u[f[h]])}}return r}e.exports=function(e,t){t=t||{};var o={main:n.m},i=t.all?{main:Object.keys(o)}:a(o,e),s="";Object.keys(i).filter(function(e){return"main"!==e}).forEach(function(e){for(var t=0;i[e][t];)t++;i[e].push(t),o[e][t]="(function(module, exports, __webpack_require__) { module.exports = __webpack_require__; })",s=s+"var "+e+" = ("+r.toString().replace("ENTRY_MODULE",JSON.stringify(t))+")({"+i[e].map(function(t){return""+JSON.stringify(t)+": "+o[e][t].toString()}).join(",")+"});\n"}),s=s+"("+r.toString().replace("ENTRY_MODULE",JSON.stringify(e))+")({"+i.main.map(function(e){return""+JSON.stringify(e)+": "+o.main[e].toString()}).join(",")+"})(self);";var d=new window.Blob([s],{type:"text/javascript"});if(t.bare)return d;var c=window.URL||window.webkitURL||window.mozURL||window.msURL,l=c.createObjectURL(d),p=new window.Worker(l);return p.objectURL=l,p}},function(e){e.exports=function(e,t,n){"use asm";var r=new e.Int32Array(n);return{hash:function(e,t){e|=0,t|=0;var n=0,o=0,i=0,s=0,a=0,d=0,c=0,l=0,p=0,u=0,f=0,h=0,m=0,g=0;for(i=0|r[t+320>>2],a=0|r[t+324>>2],c=0|r[t+328>>2],p=0|r[t+332>>2],f=0|r[t+336>>2],n=0;(0|n)<(0|e);n=0|n+64){for(s=i,d=a,l=c,u=p,h=f,o=0;64>(0|o);o=0|o+4)g=0|r[n+o>>2],m=0|(0|(i<<5|i>>>27)+(a&c|~a&p))+(0|(0|g+f)+1518500249),f=p,p=c,c=a<<30|a>>>2,a=i,i=m,r[e+o>>2]=g;for(o=0|e+64;(0|o)<(0|e+80);o=0|o+4)g=(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])<<1|(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])>>>31,m=0|(0|(i<<5|i>>>27)+(a&c|~a&p))+(0|(0|g+f)+1518500249),f=p,p=c,c=a<<30|a>>>2,a=i,i=m,r[o>>2]=g;for(o=0|e+80;(0|o)<(0|e+160);o=0|o+4)g=(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])<<1|(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])>>>31,m=0|(0|(i<<5|i>>>27)+(a^c^p))+(0|(0|g+f)+1859775393),f=p,p=c,c=a<<30|a>>>2,a=i,i=m,r[o>>2]=g;for(o=0|e+160;(0|o)<(0|e+240);o=0|o+4)g=(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])<<1|(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])>>>31,m=0|(0|(i<<5|i>>>27)+(a&c|a&p|c&p))+(0|(0|g+f)-1894007588),f=p,p=c,c=a<<30|a>>>2,a=i,i=m,r[o>>2]=g;for(o=0|e+240;(0|o)<(0|e+320);o=0|o+4)g=(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])<<1|(r[o-12>>2]^r[o-32>>2]^r[o-56>>2]^r[o-64>>2])>>>31,m=0|(0|(i<<5|i>>>27)+(a^c^p))+(0|(0|g+f)-899497514),f=p,p=c,c=a<<30|a>>>2,a=i,i=m,r[o>>2]=g;i=0|i+s,a=0|a+d,c=0|c+l,p=0|p+u,f=0|f+h}r[t+320>>2]=i,r[t+324>>2]=a,r[t+328>>2]=c,r[t+332>>2]=p,r[t+336>>2]=f}}}},function(e){var t=this,n=void 0;"undefined"!=typeof self&&"undefined"!=typeof self.FileReaderSync&&(n=new self.FileReaderSync);var r=function(e,t,n,r,o,s){var a=s%4,d=(o+a)%4,c=o-d,l;switch(a){case 0:t[s]=e.charCodeAt(r+3);case 1:t[0|s+1-(a<<1)]=e.charCodeAt(r+2);case 2:t[0|s+2-(a<<1)]=e.charCodeAt(r+1);case 3:t[0|s+3-(a<<1)]=e.charCodeAt(r);}if(!(o<d+(4-a))){for(l=4-a;l<c;l=0|l+4)n[s+l>>2]=e.charCodeAt(r+l)<<24|e.charCodeAt(r+l+1)<<16|e.charCodeAt(r+l+2)<<8|e.charCodeAt(r+l+3);switch(d){case 3:t[0|s+c+1]=e.charCodeAt(r+c+2);case 2:t[0|s+c+2]=e.charCodeAt(r+c+1);case 1:t[0|s+c+3]=e.charCodeAt(r+c);}}},o=function(e,t,n,r,o,s){var a=s%4,d=(o+a)%4,c=o-d,l;switch(a){case 0:t[s]=e[r+3];case 1:t[0|s+1-(a<<1)]=e[r+2];case 2:t[0|s+2-(a<<1)]=e[r+1];case 3:t[0|s+3-(a<<1)]=e[r];}if(!(o<d+(4-a))){for(l=4-a;l<c;l=0|l+4)n[0|s+l>>2]=e[r+l]<<24|e[r+l+1]<<16|e[r+l+2]<<8|e[r+l+3];switch(d){case 3:t[0|s+c+1]=e[r+c+2];case 2:t[0|s+c+2]=e[r+c+1];case 1:t[0|s+c+3]=e[r+c];}}},i=function(e,t,r,o,s,a){var d=void 0,c=a%4,l=(s+c)%4,p=s-l,u=new Uint8Array(n.readAsArrayBuffer(e.slice(o,o+s)));switch(c){case 0:t[a]=u[3];case 1:t[0|a+1-(c<<1)]=u[2];case 2:t[0|a+2-(c<<1)]=u[1];case 3:t[0|a+3-(c<<1)]=u[0];}if(!(s<l+(4-c))){for(d=4-c;d<p;d=0|d+4)r[0|a+d>>2]=u[d]<<24|u[d+1]<<16|u[d+2]<<8|u[d+3];switch(l){case 3:t[0|a+p+1]=u[p+2];case 2:t[0|a+p+2]=u[p+1];case 1:t[0|a+p+3]=u[p];}}};e.exports=function(e,n,s,a,d,c){if("string"==typeof e)return r(e,n,s,a,d,c);if(e instanceof Array)return o(e,n,s,a,d,c);if(t&&t.Buffer&&t.Buffer.isBuffer(e))return o(e,n,s,a,d,c);if(e instanceof ArrayBuffer)return o(new Uint8Array(e),n,s,a,d,c);if(e.buffer instanceof ArrayBuffer)return o(new Uint8Array(e.buffer,e.byteOffset,e.byteLength),n,s,a,d,c);if(e instanceof Blob)return i(e,n,s,a,d,c);throw new Error("Unsupported data type.")}},function(e,t,n){function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var o=n(0),i=n(1),s=i.toHex,a=function(){function e(){r(this,e),this._rusha=new o,this._rusha.resetState()}return e.prototype.update=function(e){return this._rusha.append(e),this},e.prototype.digest=function e(t){var e=this._rusha.rawEnd().buffer;if(!t)return e;if("hex"===t)return s(e);throw new Error("unsupported digest encoding")},e}();e.exports=function(){return new a}}])})},{}],92:[function(e,t,n){function r(e,t){for(var n in e)t[n]=e[n]}function o(e,t,n){return s(e,t,n)}var i=e("buffer"),s=i.Buffer;s.from&&s.alloc&&s.allocUnsafe&&s.allocUnsafeSlow?t.exports=i:(r(i,n),n.Buffer=o),r(s,o),o.from=function(e,t,n){if("number"==typeof e)throw new TypeError("Argument must not be a number");return s(e,t,n)},o.alloc=function(e,t,n){if("number"!=typeof e)throw new TypeError("Argument must be a number");var r=s(e);return void 0===t?r.fill(0):"string"==typeof n?r.fill(t,n):r.fill(t),r},o.allocUnsafe=function(e){if("number"!=typeof e)throw new TypeError("Argument must be a number");return s(e)},o.allocUnsafeSlow=function(e){if("number"!=typeof e)throw new TypeError("Argument must be a number");return i.SlowBuffer(e)}},{buffer:23}],93:[function(e,t){(function(e){t.exports=function(t,n){var r=[];t.on("data",function(e){r.push(e)}),t.once("end",function(){n&&n(null,e.concat(r)),n=null}),t.once("error",function(e){n&&n(e),n=null})}}).call(this,e("buffer").Buffer)},{buffer:23}],94:[function(e,t){(function(n){function r(e,t){if(e=Object.assign({maxRedirects:10},"string"==typeof e?{url:e}:e),t=d(t),e.url){const{hostname:t,port:n,protocol:r,auth:o,path:i}=l.parse(e.url);delete e.url,t||n||r||o?Object.assign(e,{hostname:t,port:n,protocol:r,auth:o,path:i}):e.path=i}const o={"accept-encoding":"gzip, deflate"};e.headers&&Object.keys(e.headers).forEach(t=>o[t.toLowerCase()]=e.headers[t]),e.headers=o;let u;e.body?u=e.json&&!p(e.body)?JSON.stringify(e.body):e.body:e.form&&(u="string"==typeof e.form?e.form:c.stringify(e.form),e.headers["content-type"]="application/x-www-form-urlencoded"),delete e.body,delete e.form,u&&(!e.method&&(e.method="POST"),!p(u)&&(e.headers["content-length"]=n.byteLength(u)),e.json&&(e.headers["content-type"]="application/json")),e.json&&(e.headers.accept="application/json"),e.method&&(e.method=e.method.toUpperCase());const f="https:"===e.protocol?a:s,h=f.request(e,n=>{if(300<=n.statusCode&&400>n.statusCode&&n.headers.location)return e.url=n.headers.location,delete e.headers.host,n.resume(),"POST"===e.method&&[301,302].includes(n.statusCode)&&(e.method="GET",delete e.headers["content-length"],delete e.headers["content-type"]),0==e.maxRedirects--?t(new Error("too many redirects")):r(e,t);const o="function"==typeof i&&"HEAD"!==e.method;t(null,o?i(n):n)});return h.on("timeout",()=>{h.abort(),t(new Error("Request timed out"))}),h.on("error",t),p(u)?u.on("error",t).pipe(h):h.end(u),h}t.exports=r;const o=e("simple-concat"),i=e("decompress-response"),s=e("http"),a=e("https"),d=e("once"),c=e("querystring"),l=e("url"),p=e=>null!==e&&"object"==typeof e&&"function"==typeof e.pipe;r.concat=(e,t)=>r(e,(n,r)=>n?t(n):void o(r,(n,o)=>{if(n)return t(n);if(e.json)try{o=JSON.parse(o.toString())}catch(e){return t(e,r,o)}t(null,r,o)})),["get","post","put","patch","head","delete"].forEach(e=>{r[e]=(t,n)=>("string"==typeof t&&(t={url:t}),r(Object.assign({method:e.toUpperCase()},t),n))})}).call(this,e("buffer").Buffer)},{buffer:23,"decompress-response":21,http:99,https:25,once:63,querystring:74,"simple-concat":93,url:117}],95:[function(e,t){(function(n){function r(e){var t=this;if(!(t instanceof r))return new r(e);if(t._id=c(4).toString("hex").slice(0,7),t._debug("new peer %o",e),e=Object.assign({allowHalfOpen:!1},e),l.Duplex.call(t,e),t.channelName=e.initiator?e.channelName||c(20).toString("hex"):null,t._isChromium="undefined"!=typeof window&&!!window.webkitRTCPeerConnection,t.initiator=e.initiator||!1,t.channelConfig=e.channelConfig||r.channelConfig,t.config=e.config||r.config,t.constraints=t._transformConstraints(e.constraints||r.constraints),t.offerConstraints=t._transformConstraints(e.offerConstraints||{}),t.answerConstraints=t._transformConstraints(e.answerConstraints||{}),t.sdpTransform=e.sdpTransform||function(e){return e},t.streams=e.streams||(e.stream?[e.stream]:[]),t.trickle=void 0===e.trickle||e.trickle,t.destroyed=!1,t.connected=!1,t.remoteAddress=void 0,t.remoteFamily=void 0,t.remotePort=void 0,t.localAddress=void 0,t.localPort=void 0,t._wrtc=e.wrtc&&"object"==typeof e.wrtc?e.wrtc:a(),!t._wrtc)if("undefined"==typeof window)throw o("No WebRTC support: Specify `opts.wrtc` option in this environment","ERR_WEBRTC_SUPPORT");else throw o("No WebRTC support: Not a supported browser","ERR_WEBRTC_SUPPORT");t._pcReady=!1,t._channelReady=!1,t._iceComplete=!1,t._channel=null,t._pendingCandidates=[],t._isNegotiating=!1,t._batchedNegotiation=!1,t._queuedNegotiation=!1,t._sendersAwaitingStable=[],t._senderMap=new WeakMap,t._remoteTracks=[],t._remoteStreams=[],t._chunk=null,t._cb=null,t._interval=null,t._pc=new t._wrtc.RTCPeerConnection(t.config,t.constraints),t._isReactNativeWebrtc="number"==typeof t._pc._peerConnectionId,t._pc.oniceconnectionstatechange=function(){t._onIceStateChange()},t._pc.onicegatheringstatechange=function(){t._onIceStateChange()},t._pc.onsignalingstatechange=function(){t._onSignalingStateChange()},t._pc.onicecandidate=function(e){t._onIceCandidate(e)},t.initiator?t._setupData({channel:t._pc.createDataChannel(t.channelName,t.channelConfig)}):t._pc.ondatachannel=function(e){t._setupData(e)},"addTrack"in t._pc&&(t.streams&&t.streams.forEach(function(e){t.addStream(e)}),t._pc.ontrack=function(e){t._onTrack(e)}),t.initiator&&t._needsNegotiation(),t._onFinishBound=function(){t._onFinish()},t.once("finish",t._onFinishBound)}function o(e,t){var n=new Error(e);return n.code=t,n}function i(){}t.exports=r;var s=e("debug")("simple-peer"),a=e("get-browser-rtc"),d=e("inherits"),c=e("randombytes"),l=e("readable-stream"),p=65536;d(r,l.Duplex),r.WEBRTC_SUPPORT=!!a(),r.config={iceServers:[{urls:"stun:stun.l.google.com:19302"},{urls:"stun:global.stun.twilio.com:3478?transport=udp"}]},r.constraints={},r.channelConfig={},Object.defineProperty(r.prototype,"bufferSize",{get:function(){var e=this;return e._channel&&e._channel.bufferedAmount||0}}),r.prototype.address=function(){var e=this;return{port:e.localPort,family:"IPv4",address:e.localAddress}},r.prototype.signal=function(e){var t=this;if(t.destroyed)throw o("cannot signal after peer is destroyed","ERR_SIGNALING");if("string"==typeof e)try{e=JSON.parse(e)}catch(t){e={}}t._debug("signal()"),e.renegotiate&&(t._debug("got request to renegotiate"),t._needsNegotiation()),e.candidate&&(t._pc.remoteDescription&&t._pc.remoteDescription.type?t._addIceCandidate(e.candidate):t._pendingCandidates.push(e.candidate)),e.sdp&&t._pc.setRemoteDescription(new t._wrtc.RTCSessionDescription(e),function(){t.destroyed||(t._pendingCandidates.forEach(function(e){t._addIceCandidate(e)}),t._pendingCandidates=[],"offer"===t._pc.remoteDescription.type&&t._createAnswer())},function(e){t.destroy(o(e,"ERR_SET_REMOTE_DESCRIPTION"))}),e.sdp||e.candidate||e.renegotiate||t.destroy(o("signal() called with invalid signal data","ERR_SIGNALING"))},r.prototype._addIceCandidate=function(e){var t=this;try{t._pc.addIceCandidate(new t._wrtc.RTCIceCandidate(e),i,function(e){t.destroy(o(e,"ERR_ADD_ICE_CANDIDATE"))})}catch(e){t.destroy(o("error adding candidate: "+e.message,"ERR_ADD_ICE_CANDIDATE"))}},r.prototype.send=function(e){var t=this;t._channel.send(e)},r.prototype.addStream=function(e){var t=this;t._debug("addStream()"),e.getTracks().forEach(function(n){t.addTrack(n,e)})},r.prototype.addTrack=function(e,t){var n=this;n._debug("addTrack()");var r=n._pc.addTrack(e,t),o=n._senderMap.get(e)||new WeakMap;o.set(t,r),n._senderMap.set(e,o),n._needsNegotiation()},r.prototype.removeTrack=function(e,t){var n=this;n._debug("removeSender()");var r=n._senderMap.get(e),o=r?r.get(t):null;o||n.destroy(new Error("Cannot remove track that was never added."));try{n._pc.removeTrack(o)}catch(e){"NS_ERROR_UNEXPECTED"===e.name?n._sendersAwaitingStable.push(o):n.destroy(e)}},r.prototype.removeStream=function(e){var t=this;t._debug("removeSenders()"),e.getTracks().forEach(function(n){t.removeTrack(n,e)})},r.prototype._needsNegotiation=function(){var e=this;e._debug("_needsNegotiation");e._batchedNegotiation||(e._batchedNegotiation=!0,setTimeout(function(){e._batchedNegotiation=!1,e._debug("starting batched negotiation"),e.negotiate()},0))},r.prototype.negotiate=function(){var e=this;e.initiator?e._isNegotiating?(e._queuedNegotiation=!0,e._debug("already negotiating, queueing")):(e._debug("start negotiation"),e._createOffer()):(e._debug("requesting negotiation from initiator"),e.emit("signal",{renegotiate:!0})),e._isNegotiating=!0},r.prototype.destroy=function(e){var t=this;t._destroy(e,function(){})},r.prototype._destroy=function(e,t){var n=this;if(!n.destroyed){if(n._debug("destroy (error: %s)",e&&(e.message||e)),n.readable=n.writable=!1,n._readableState.ended||n.push(null),n._writableState.finished||n.end(),n.destroyed=!0,n.connected=!1,n._pcReady=!1,n._channelReady=!1,n._remoteTracks=null,n._remoteStreams=null,n._senderMap=null,clearInterval(n._interval),n._interval=null,n._chunk=null,n._cb=null,n._onFinishBound&&n.removeListener("finish",n._onFinishBound),n._onFinishBound=null,n._channel){try{n._channel.close()}catch(e){}n._channel.onmessage=null,n._channel.onopen=null,n._channel.onclose=null,n._channel.onerror=null}if(n._pc){try{n._pc.close()}catch(e){}n._pc.oniceconnectionstatechange=null,n._pc.onicegatheringstatechange=null,n._pc.onsignalingstatechange=null,n._pc.onicecandidate=null,"addTrack"in n._pc&&(n._pc.ontrack=null),n._pc.ondatachannel=null}n._pc=null,n._channel=null,e&&n.emit("error",e),n.emit("close"),t()}},r.prototype._setupData=function(e){var t=this;return e.channel?void(t._channel=e.channel,t._channel.binaryType="arraybuffer","number"==typeof t._channel.bufferedAmountLowThreshold&&(t._channel.bufferedAmountLowThreshold=p),t.channelName=t._channel.label,t._channel.onmessage=function(e){t._onChannelMessage(e)},t._channel.onbufferedamountlow=function(){t._onChannelBufferedAmountLow()},t._channel.onopen=function(){t._onChannelOpen()},t._channel.onclose=function(){t._onChannelClose()},t._channel.onerror=function(e){t.destroy(o(e,"ERR_DATA_CHANNEL"))}):t.destroy(o("Data channel event is missing `channel` property","ERR_DATA_CHANNEL"))},r.prototype._read=function(){},r.prototype._write=function(e,t,n){var r=this;if(r.destroyed)return n(o("cannot write after peer is destroyed","ERR_DATA_CHANNEL"));if(r.connected){try{r.send(e)}catch(e){return r.destroy(o(e,"ERR_DATA_CHANNEL"))}r._channel.bufferedAmount>p?(r._debug("start backpressure: bufferedAmount %d",r._channel.bufferedAmount),r._cb=n):n(null)}else r._debug("write before connect"),r._chunk=e,r._cb=n},r.prototype._onFinish=function(){function e(){setTimeout(function(){t.destroy()},1e3)}var t=this;t.destroyed||(t.connected?e():t.once("connect",e))},r.prototype._createOffer=function(){var e=this;e.destroyed||e._pc.createOffer(function(t){function n(){var n=e._pc.localDescription||t;e._debug("signal"),e.emit("signal",{type:n.type,sdp:n.sdp})}e.destroyed||(t.sdp=e.sdpTransform(t.sdp),e._pc.setLocalDescription(t,function(){e._debug("createOffer success");e.destroyed||(e.trickle||e._iceComplete?n():e.once("_iceComplete",n))},function(t){e.destroy(o(t,"ERR_SET_LOCAL_DESCRIPTION"))}))},function(t){e.destroy(o(t,"ERR_CREATE_OFFER"))},e.offerConstraints)},r.prototype._createAnswer=function(){var e=this;e.destroyed||e._pc.createAnswer(function(t){function n(){var n=e._pc.localDescription||t;e._debug("signal"),e.emit("signal",{type:n.type,sdp:n.sdp})}e.destroyed||(t.sdp=e.sdpTransform(t.sdp),e._pc.setLocalDescription(t,function(){e.destroyed||(e.trickle||e._iceComplete?n():e.once("_iceComplete",n))},function(t){e.destroy(o(t,"ERR_SET_LOCAL_DESCRIPTION"))}))},function(t){e.destroy(o(t,"ERR_CREATE_ANSWER"))},e.answerConstraints)},r.prototype._onIceStateChange=function(){var e=this;if(!e.destroyed){var t=e._pc.iceConnectionState,n=e._pc.iceGatheringState;e._debug("iceStateChange (connection: %s) (gathering: %s)",t,n),e.emit("iceStateChange",t,n),("connected"===t||"completed"===t)&&(e._pcReady=!0,e._maybeReady()),"failed"===t&&e.destroy(o("Ice connection failed.","ERR_ICE_CONNECTION_FAILURE")),"closed"===t&&e.destroy(new Error("Ice connection closed."))}},r.prototype.getStats=function(e){var t=this;0===t._pc.getStats.length?t._pc.getStats().then(function(t){var n=[];t.forEach(function(e){n.push(e)}),e(null,n)},function(t){e(t)}):t._isReactNativeWebrtc?t._pc.getStats(null,function(t){var n=[];t.forEach(function(e){n.push(e)}),e(null,n)},function(t){e(t)}):0<t._pc.getStats.length?t._pc.getStats(function(n){if(!t.destroyed){var r=[];n.result().forEach(function(e){var t={};e.names().forEach(function(n){t[n]=e.stat(n)}),t.id=e.id,t.type=e.type,t.timestamp=e.timestamp,r.push(t)}),e(null,r)}},function(t){e(t)}):e(null,[])},r.prototype._maybeReady=function(){function e(){t.destroyed||t.getStats(function(n,r){function i(e){c=!0;var n=a[e.localCandidateId];n&&n.ip?(t.localAddress=n.ip,t.localPort=+n.port):n&&n.ipAddress?(t.localAddress=n.ipAddress,t.localPort=+n.portNumber):"string"==typeof e.googLocalAddress&&(n=e.googLocalAddress.split(":"),t.localAddress=n[0],t.localPort=+n[1]);var r=s[e.remoteCandidateId];r&&r.ip?(t.remoteAddress=r.ip,t.remotePort=+r.port):r&&r.ipAddress?(t.remoteAddress=r.ipAddress,t.remotePort=+r.portNumber):"string"==typeof e.googRemoteAddress&&(r=e.googRemoteAddress.split(":"),t.remoteAddress=r[0],t.remotePort=+r[1]),t.remoteFamily="IPv4",t._debug("connect local: %s:%s remote: %s:%s",t.localAddress,t.localPort,t.remoteAddress,t.remotePort)}if(!t.destroyed){n&&(r=[]);var s={},a={},d={},c=!1;if(r.forEach(function(e){("remotecandidate"===e.type||"remote-candidate"===e.type)&&(s[e.id]=e),("localcandidate"===e.type||"local-candidate"===e.type)&&(a[e.id]=e),("candidatepair"===e.type||"candidate-pair"===e.type)&&(d[e.id]=e)}),r.forEach(function(e){"transport"===e.type&&e.selectedCandidatePairId&&i(d[e.selectedCandidatePairId]),("googCandidatePair"===e.type&&"true"===e.googActiveConnection||("candidatepair"===e.type||"candidate-pair"===e.type)&&e.selected)&&i(e)}),!c&&(!Object.keys(d).length||Object.keys(a).length))return void setTimeout(e,100);if(t._connecting=!1,t.connected=!0,t._chunk){try{t.send(t._chunk)}catch(e){return t.destroy(o(e,"ERR_DATA_CHANNEL"))}t._chunk=null,t._debug("sent chunk from \"write before connect\"");var l=t._cb;t._cb=null,l(null)}"number"!=typeof t._channel.bufferedAmountLowThreshold&&(t._interval=setInterval(function(){t._onInterval()},150),t._interval.unref&&t._interval.unref()),t._debug("connect"),t.emit("connect")}})}var t=this;t._debug("maybeReady pc %s channel %s",t._pcReady,t._channelReady);t.connected||t._connecting||!t._pcReady||!t._channelReady||(t._connecting=!0,e())},r.prototype._onInterval=function(){var e=this;e._cb&&e._channel&&!(e._channel.bufferedAmount>p)&&e._onChannelBufferedAmountLow()},r.prototype._onSignalingStateChange=function(){var e=this;e.destroyed||("stable"===e._pc.signalingState&&(e._isNegotiating=!1,e._debug("flushing sender queue",e._sendersAwaitingStable),e._sendersAwaitingStable.forEach(function(t){e.removeTrack(t),e._queuedNegotiation=!0}),e._sendersAwaitingStable=[],e._queuedNegotiation&&(e._debug("flushing negotiation queue"),e._queuedNegotiation=!1,e._needsNegotiation()),e._debug("negotiate"),e.emit("negotiate")),e._debug("signalingStateChange %s",e._pc.signalingState),e.emit("signalingStateChange",e._pc.signalingState))},r.prototype._onIceCandidate=function(e){var t=this;t.destroyed||(e.candidate&&t.trickle?t.emit("signal",{candidate:{candidate:e.candidate.candidate,sdpMLineIndex:e.candidate.sdpMLineIndex,sdpMid:e.candidate.sdpMid}}):!e.candidate&&(t._iceComplete=!0,t.emit("_iceComplete")))},r.prototype._onChannelMessage=function(e){var t=this;if(!t.destroyed){var r=e.data;r instanceof ArrayBuffer&&(r=n.from(r)),t.push(r)}},r.prototype._onChannelBufferedAmountLow=function(){var e=this;if(!e.destroyed&&e._cb){e._debug("ending backpressure: bufferedAmount %d",e._channel.bufferedAmount);var t=e._cb;e._cb=null,t(null)}},r.prototype._onChannelOpen=function(){var e=this;e.connected||e.destroyed||(e._debug("on channel open"),e._channelReady=!0,e._maybeReady())},r.prototype._onChannelClose=function(){var e=this;e.destroyed||(e._debug("on channel close"),e.destroy())},r.prototype._onTrack=function(e){var t=this;t.destroyed||e.streams.forEach(function(n){t._debug("on track"),t.emit("track",e.track,n),t._remoteTracks.push({track:e.track,stream:n});t._remoteStreams.some(function(e){return e.id===n.id})||(t._remoteStreams.push(n),setTimeout(function(){t.emit("stream",n)},0))})},r.prototype._debug=function(){var e=this,t=[].slice.call(arguments);t[0]="["+e._id+"] "+t[0],s.apply(null,t)},r.prototype._transformConstraints=function(e){var t=this;if(0===Object.keys(e).length)return e;if((e.mandatory||e.optional)&&!t._isChromium){var n=Object.assign({},e.optional,e.mandatory);return void 0!==n.OfferToReceiveVideo&&(n.offerToReceiveVideo=n.OfferToReceiveVideo,delete n.OfferToReceiveVideo),void 0!==n.OfferToReceiveAudio&&(n.offerToReceiveAudio=n.OfferToReceiveAudio,delete n.OfferToReceiveAudio),n}return e.mandatory||e.optional||!t._isChromium?e:(void 0!==e.offerToReceiveVideo&&(e.OfferToReceiveVideo=e.offerToReceiveVideo,delete e.offerToReceiveVideo),void 0!==e.offerToReceiveAudio&&(e.OfferToReceiveAudio=e.offerToReceiveAudio,delete e.offerToReceiveAudio),{mandatory:e})}}).call(this,e("buffer").Buffer)},{buffer:23,debug:35,"get-browser-rtc":41,inherits:44,randombytes:76,"readable-stream":86}],96:[function(e,t){function n(e){return a.digest(e)}function r(e,t){return l?void("string"==typeof e&&(e=o(e)),l.digest({name:"sha-1"},e).then(function(e){t(i(new Uint8Array(e)))},function(){t(n(e))})):void setTimeout(t,0,n(e))}function o(e){for(var t=e.length,n=new Uint8Array(t),r=0;r<t;r++)n[r]=e.charCodeAt(r);return n}function i(e){for(var t=e.length,n=[],r=0,o;r<t;r++)o=e[r],n.push((o>>>4).toString(16)),n.push((15&o).toString(16));return n.join("")}var s=e("rusha"),a=new s,d="undefined"==typeof window?self:window,c=d.crypto||d.msCrypto||{},l=c.subtle||c.webkitSubtle;try{l.digest({name:"sha-1"},new Uint8Array).catch(function(){l=!1})}catch(e){l=!1}t.exports=r,t.exports.sync=n},{rusha:91}],97:[function(e,t){(function(n){function r(e){var t=this;if(!(t instanceof r))return new r(e);if(e||(e={}),"string"==typeof e&&(e={url:e}),null==e.url&&null==e.socket)throw new Error("Missing required `url` or `socket` option");if(null!=e.url&&null!=e.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(t._id=a(4).toString("hex").slice(0,7),t._debug("new websocket: %o",e),e=Object.assign({allowHalfOpen:!1},e),d.Duplex.call(t,e),t.connected=!1,t.destroyed=!1,t._chunk=null,t._cb=null,t._interval=null,e.socket)t.url=e.socket.url,t._ws=e.socket;else{t.url=e.url;try{t._ws="function"==typeof c?new l(e.url,e):new l(e.url)}catch(e){return void n.nextTick(function(){t.destroy(e)})}}t._ws.binaryType="arraybuffer",t._ws.onopen=function(){t._onOpen()},t._ws.onmessage=function(e){t._onMessage(e)},t._ws.onclose=function(){t._onClose()},t._ws.onerror=function(){t.destroy(new Error("connection error to "+t.url))},t._onFinishBound=function(){t._onFinish()},t.once("finish",t._onFinishBound)}t.exports=r;var o=e("safe-buffer").Buffer,i=e("debug")("simple-websocket"),s=e("inherits"),a=e("randombytes"),d=e("readable-stream"),c=e("ws"),l="function"==typeof c?c:WebSocket,p=65536;s(r,d.Duplex),r.WEBSOCKET_SUPPORT=!!l,r.prototype.send=function(e){this._ws.send(e)},r.prototype.destroy=function(e){this._destroy(e,function(){})},r.prototype._destroy=function(e,t){var n=this;if(!n.destroyed){if(n._debug("destroy (error: %s)",e&&(e.message||e)),n.readable=n.writable=!1,n._readableState.ended||n.push(null),n._writableState.finished||n.end(),n.connected=!1,n.destroyed=!0,clearInterval(n._interval),n._interval=null,n._chunk=null,n._cb=null,n._onFinishBound&&n.removeListener("finish",n._onFinishBound),n._onFinishBound=null,n._ws){var r=n._ws,o=function(){r.onclose=null};if(r.readyState===l.CLOSED)o();else try{r.onclose=o,r.close()}catch(e){o()}r.onopen=null,r.onmessage=null,r.onerror=function(){}}if(n._ws=null,e){if("undefined"!=typeof DOMException&&e instanceof DOMException){var i=e.code;e=new Error(e.message),e.code=i}n.emit("error",e)}n.emit("close"),t()}},r.prototype._read=function(){},r.prototype._write=function(e,t,n){if(this.destroyed)return n(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(e)}catch(e){return this.destroy(e)}"function"!=typeof c&&this._ws.bufferedAmount>p?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=n):n(null)}else this._debug("write before connect"),this._chunk=e,this._cb=n},r.prototype._onFinish=function(){function e(){setTimeout(function(){t.destroy()},1e3)}var t=this;t.destroyed||(t.connected?e():t.once("connect",e))},r.prototype._onMessage=function(e){if(!this.destroyed){var t=e.data;t instanceof ArrayBuffer&&(t=o.from(t)),this.push(t)}},r.prototype._onOpen=function(){var e=this;if(!(e.connected||e.destroyed)){if(e.connected=!0,e._chunk){try{e.send(e._chunk)}catch(t){return e.destroy(t)}e._chunk=null,e._debug("sent chunk from \"write before connect\"");var t=e._cb;e._cb=null,t(null)}"function"!=typeof c&&(e._interval=setInterval(function(){e._onInterval()},150),e._interval.unref&&e._interval.unref()),e._debug("connect"),e.emit("connect")}},r.prototype._onInterval=function(){if(this._cb&&this._ws&&!(this._ws.bufferedAmount>p)){this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);var e=this._cb;this._cb=null,e(null)}},r.prototype._onClose=function(){this.destroyed||(this._debug("on close"),this.destroy())},r.prototype._debug=function(){var e=[].slice.call(arguments);e[0]="["+this._id+"] "+e[0],i.apply(null,e)}}).call(this,e("_process"))},{_process:69,debug:35,inherits:44,randombytes:76,"readable-stream":86,"safe-buffer":92,ws:21}],98:[function(e,t){var n=1,r=65535,o=4,i=function(){n=n+1&r},s=setInterval(i,0|1e3/o);s.unref&&s.unref(),t.exports=function(e){var t=o*(e||5),i=[0],s=1,a=n-1&r;return function(e){var d=n-a&r;for(d>t&&(d=t),a=n;d--;)s===t&&(s=0),i[s]=i[0===s?t-1:s-1],s++;e&&(i[s-1]+=e);var c=i[s-1],l=i.length<t?0:i[s===t?0:s];return i.length<o?c:(c-l)*o/i.length}}},{}],99:[function(e,t,n){(function(t){var r=e("./lib/request"),o=e("./lib/response"),i=e("xtend"),s=e("builtin-status-codes"),a=e("url"),d=n;d.request=function(e,n){e="string"==typeof e?a.parse(e):i(e);var o=-1===t.location.protocol.search(/^https?:$/)?"http:":"",s=e.protocol||o,d=e.hostname||e.host,c=e.port,l=e.path||"/";d&&-1!==d.indexOf(":")&&(d="["+d+"]"),e.url=(d?s+"//"+d:"")+(c?":"+c:"")+l,e.method=(e.method||"GET").toUpperCase(),e.headers=e.headers||{};var p=new r(e);return n&&p.on("response",n),p},d.get=function(e,t){var n=d.request(e,t);return n.end(),n},d.ClientRequest=r,d.IncomingMessage=o.IncomingMessage,d.Agent=function(){},d.Agent.defaultMaxSockets=4,d.globalAgent=new d.Agent,d.STATUS_CODES=s,d.METHODS=["CHECKOUT","CONNECT","COPY","DELETE","GET","HEAD","LOCK","M-SEARCH","MERGE","MKACTIVITY","MKCOL","MOVE","NOTIFY","OPTIONS","PATCH","POST","PROPFIND","PROPPATCH","PURGE","PUT","REPORT","SEARCH","SUBSCRIBE","TRACE","UNLOCK","UNSUBSCRIBE"]}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{"./lib/request":101,"./lib/response":102,"builtin-status-codes":30,url:117,xtend:125}],100:[function(e,t,n){(function(e){function t(){if(a!==void 0)return a;if(e.XMLHttpRequest){a=new e.XMLHttpRequest;try{a.open("GET",e.XDomainRequest?"/":"https://example.com")}catch(t){a=null}}else a=null;return a}function r(e){var n=t();if(!n)return!1;try{return n.responseType=e,n.responseType===e}catch(t){}return!1}function o(e){return"function"==typeof e}n.fetch=o(e.fetch)&&o(e.ReadableStream),n.writableStream=o(e.WritableStream),n.abortController=o(e.AbortController),n.blobConstructor=!1;try{new Blob([new ArrayBuffer(1)]),n.blobConstructor=!0}catch(t){}var i="undefined"!=typeof e.ArrayBuffer,s=i&&o(e.ArrayBuffer.prototype.slice),a;n.arraybuffer=n.fetch||i&&r("arraybuffer"),n.msstream=!n.fetch&&s&&r("ms-stream"),n.mozchunkedarraybuffer=!n.fetch&&i&&r("moz-chunked-arraybuffer"),n.overrideMimeType=n.fetch||!!t()&&o(t().overrideMimeType),n.vbArray=o(e.VBArray),a=null}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{}],101:[function(e,t){(function(n,r,o){function i(e,t){return a.fetch&&t?"fetch":a.mozchunkedarraybuffer?"moz-chunked-arraybuffer":a.msstream?"ms-stream":a.arraybuffer&&e?"arraybuffer":a.vbArray&&e?"text:vbarray":"text"}function s(e){try{var t=e.status;return null!==t&&0!==t}catch(t){return!1}}var a=e("./capability"),d=e("inherits"),c=e("./response"),l=e("readable-stream"),p=e("to-arraybuffer"),u=c.IncomingMessage,f=c.readyStates,h=t.exports=function(e){var t=this;l.Writable.call(t),t._opts=e,t._body=[],t._headers={},e.auth&&t.setHeader("Authorization","Basic "+new o(e.auth).toString("base64")),Object.keys(e.headers).forEach(function(n){t.setHeader(n,e.headers[n])});var n=!0,r;if("disable-fetch"===e.mode||"requestTimeout"in e&&!a.abortController)n=!1,r=!0;else if("prefer-streaming"===e.mode)r=!1;else if("allow-wrong-content-type"===e.mode)r=!a.overrideMimeType;else if(!e.mode||"default"===e.mode||"prefer-fast"===e.mode)r=!0;else throw new Error("Invalid value for opts.mode");t._mode=i(r,n),t._fetchTimer=null,t.on("finish",function(){t._onFinish()})};d(h,l.Writable),h.prototype.setHeader=function(e,t){var n=this,r=e.toLowerCase();-1!==m.indexOf(r)||(n._headers[r]={name:e,value:t})},h.prototype.getHeader=function(e){var t=this._headers[e.toLowerCase()];return t?t.value:null},h.prototype.removeHeader=function(e){var t=this;delete t._headers[e.toLowerCase()]},h.prototype._onFinish=function(){var e=this;if(!e._destroyed){var t=e._opts,i=e._headers,s=null;"GET"!==t.method&&"HEAD"!==t.method&&(a.arraybuffer?s=p(o.concat(e._body)):a.blobConstructor?s=new r.Blob(e._body.map(function(e){return p(e)}),{type:(i["content-type"]||{}).value||""}):s=o.concat(e._body).toString());var d=[];if(Object.keys(i).forEach(function(e){var t=i[e].name,n=i[e].value;Array.isArray(n)?n.forEach(function(e){d.push([t,e])}):d.push([t,n])}),"fetch"===e._mode){var c=null;if(a.abortController){var l=new AbortController;c=l.signal,e._fetchAbortController=l,"requestTimeout"in t&&0!==t.requestTimeout&&(e._fetchTimer=r.setTimeout(function(){e.emit("requestTimeout"),e._fetchAbortController&&e._fetchAbortController.abort()},t.requestTimeout))}r.fetch(e._opts.url,{method:e._opts.method,headers:d,body:s||void 0,mode:"cors",credentials:t.withCredentials?"include":"same-origin",signal:c}).then(function(t){e._fetchResponse=t,e._connect()},function(t){r.clearTimeout(e._fetchTimer),e._destroyed||e.emit("error",t)})}else{var u=e._xhr=new r.XMLHttpRequest;try{u.open(e._opts.method,e._opts.url,!0)}catch(t){return void n.nextTick(function(){e.emit("error",t)})}"responseType"in u&&(u.responseType=e._mode.split(":")[0]),"withCredentials"in u&&(u.withCredentials=!!t.withCredentials),"text"===e._mode&&"overrideMimeType"in u&&u.overrideMimeType("text/plain; charset=x-user-defined"),"requestTimeout"in t&&(u.timeout=t.requestTimeout,u.ontimeout=function(){e.emit("requestTimeout")}),d.forEach(function(e){u.setRequestHeader(e[0],e[1])}),e._response=null,u.onreadystatechange=function(){switch(u.readyState){case f.LOADING:case f.DONE:e._onXHRProgress();}},"moz-chunked-arraybuffer"===e._mode&&(u.onprogress=function(){e._onXHRProgress()}),u.onerror=function(){e._destroyed||e.emit("error",new Error("XHR error"))};try{u.send(s)}catch(t){return void n.nextTick(function(){e.emit("error",t)})}}}},h.prototype._onXHRProgress=function(){var e=this;!s(e._xhr)||e._destroyed||(!e._response&&e._connect(),e._response._onXHRProgress())},h.prototype._connect=function(){var e=this;e._destroyed||(e._response=new u(e._xhr,e._fetchResponse,e._mode,e._fetchTimer),e._response.on("error",function(t){e.emit("error",t)}),e.emit("response",e._response))},h.prototype._write=function(e,t,n){var r=this;r._body.push(e),n()},h.prototype.abort=h.prototype.destroy=function(){var e=this;e._destroyed=!0,r.clearTimeout(e._fetchTimer),e._response&&(e._response._destroyed=!0),e._xhr?e._xhr.abort():e._fetchAbortController&&e._fetchAbortController.abort()},h.prototype.end=function(e,t,n){var r=this;"function"==typeof e&&(n=e,e=void 0),l.Writable.prototype.end.call(r,e,t,n)},h.prototype.flushHeaders=function(){},h.prototype.setTimeout=function(){},h.prototype.setNoDelay=function(){},h.prototype.setSocketKeepAlive=function(){};var m=["accept-charset","accept-encoding","access-control-request-headers","access-control-request-method","connection","content-length","cookie","cookie2","date","dnt","expect","host","keep-alive","origin","referer","te","trailer","transfer-encoding","upgrade","user-agent","via"]}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,e("buffer").Buffer)},{"./capability":100,"./response":102,_process:69,buffer:23,inherits:44,"readable-stream":86,"to-arraybuffer":110}],102:[function(e,t,n){(function(t,r,o){var i=e("./capability"),s=e("inherits"),a=e("readable-stream"),d=n.readyStates={UNSENT:0,OPENED:1,HEADERS_RECEIVED:2,LOADING:3,DONE:4},c=n.IncomingMessage=function(e,n,s,d){var c=this;if(a.Readable.call(c),c._mode=s,c.headers={},c.rawHeaders=[],c.trailers={},c.rawTrailers=[],c.on("end",function(){t.nextTick(function(){c.emit("close")})}),"fetch"===s){function e(){p.read().then(function(t){return c._destroyed?void 0:t.done?(r.clearTimeout(d),void c.push(null)):void(c.push(new o(t.value)),e())}).catch(function(e){r.clearTimeout(d),c._destroyed||c.emit("error",e)})}if(c._fetchResponse=n,c.url=n.url,c.statusCode=n.status,c.statusMessage=n.statusText,n.headers.forEach(function(e,t){c.headers[t.toLowerCase()]=e,c.rawHeaders.push(t,e)}),i.writableStream){var l=new WritableStream({write:function(e){return new Promise(function(t,n){c._destroyed?n():c.push(new o(e))?t():c._resumeFetch=t})},close:function(){r.clearTimeout(d),c._destroyed||c.push(null)},abort:function(e){c._destroyed||c.emit("error",e)}});try{return void n.body.pipeTo(l).catch(function(e){r.clearTimeout(d),c._destroyed||c.emit("error",e)})}catch(t){}}var p=n.body.getReader();e()}else{c._xhr=e,c._pos=0,c.url=e.responseURL,c.statusCode=e.status,c.statusMessage=e.statusText;var u=e.getAllResponseHeaders().split(/\r?\n/);if(u.forEach(function(e){var t=e.match(/^([^:]+):\s*(.*)/);if(t){var n=t[1].toLowerCase();"set-cookie"===n?(void 0===c.headers[n]&&(c.headers[n]=[]),c.headers[n].push(t[2])):void 0===c.headers[n]?c.headers[n]=t[2]:c.headers[n]+=", "+t[2],c.rawHeaders.push(t[1],t[2])}}),c._charset="x-user-defined",!i.overrideMimeType){var f=c.rawHeaders["mime-type"];if(f){var h=f.match(/;\s*charset=([^;])(;|$)/);h&&(c._charset=h[1].toLowerCase())}c._charset||(c._charset="utf-8")}}};s(c,a.Readable),c.prototype._read=function(){var e=this,t=e._resumeFetch;t&&(e._resumeFetch=null,t())},c.prototype._onXHRProgress=function(){var t=this,e=t._xhr,n=null;switch(t._mode){case"text:vbarray":if(e.readyState!==d.DONE)break;try{n=new r.VBArray(e.responseBody).toArray()}catch(t){}if(null!==n){t.push(new o(n));break}case"text":try{n=e.responseText}catch(n){t._mode="text:vbarray";break}if(n.length>t._pos){var s=n.substr(t._pos);if("x-user-defined"===t._charset){for(var a=new o(s.length),c=0;c<s.length;c++)a[c]=255&s.charCodeAt(c);t.push(a)}else t.push(s,t._charset);t._pos=n.length}break;case"arraybuffer":if(e.readyState!==d.DONE||!e.response)break;n=e.response,t.push(new o(new Uint8Array(n)));break;case"moz-chunked-arraybuffer":if(n=e.response,e.readyState!==d.LOADING||!n)break;t.push(new o(new Uint8Array(n)));break;case"ms-stream":if(n=e.response,e.readyState!==d.LOADING)break;var l=new r.MSStreamReader;l.onprogress=function(){l.result.byteLength>t._pos&&(t.push(new o(new Uint8Array(l.result.slice(t._pos)))),t._pos=l.result.byteLength)},l.onload=function(){t.push(null)},l.readAsArrayBuffer(n);}t._xhr.readyState===d.DONE&&"ms-stream"!==t._mode&&t.push(null)}}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global,e("buffer").Buffer)},{"./capability":100,_process:69,buffer:23,inherits:44,"readable-stream":86}],103:[function(e,t){var n=e("stream-to-blob");t.exports=function e(t,r,o){return"function"==typeof r?e(t,null,r):void n(t,r,function(e,t){if(e)return o(e);var n=URL.createObjectURL(t);o(null,n)})}},{"stream-to-blob":104}],104:[function(e,t){var n=e("once");t.exports=function e(t,r,o){if("function"==typeof r)return e(t,null,r);o=n(o);var i=[];t.on("data",function(e){i.push(e)}).on("end",function(){var e=r?new Blob(i,{type:r}):new Blob(i);o(null,e)}).on("error",o)}},{once:63}],105:[function(e,t){(function(n){var r=e("once");t.exports=function(e,t,o){o=r(o);var i=n.alloc(t),s=0;e.on("data",function(e){e.copy(i,s),s+=e.length}).on("end",function(){o(null,i)}).on("error",o)}}).call(this,e("buffer").Buffer)},{buffer:23,once:63}],106:[function(e,t,n){"use strict";function r(e){if(!e)return"utf8";for(var t;;)switch(e){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 e;default:if(t)return;e=(""+e).toLowerCase(),t=!0;}}function o(e){var t=r(e);if("string"!=typeof t&&(g.isEncoding===_||!_(e)))throw new Error("Unknown encoding: "+e);return t||e}function i(e){this.encoding=o(e);var t;switch(this.encoding){case"utf16le":this.text=l,this.end=p,t=4;break;case"utf8":this.fillLast=c,t=4;break;case"base64":this.text=u,this.end=f,t=3;break;default:return this.write=h,void(this.end=m);}this.lastNeed=0,this.lastTotal=0,this.lastChar=g.allocUnsafe(t)}function s(e){if(127>=e)return 0;return 6==e>>5?2:14==e>>4?3:30==e>>3?4:2==e>>6?-1:-2}function a(e,t,n){var r=t.length-1;if(r<n)return 0;var o=s(t[r]);return 0<=o?(0<o&&(e.lastNeed=o-1),o):--r<n||-2===o?0:(o=s(t[r]),0<=o)?(0<o&&(e.lastNeed=o-2),o):--r<n||-2===o?0:(o=s(t[r]),0<=o?(0<o&&(2===o?o=0:e.lastNeed=o-3),o):0)}function d(e,t){if(128!=(192&t[0]))return e.lastNeed=0,"\uFFFD";if(1<e.lastNeed&&1<t.length){if(128!=(192&t[1]))return e.lastNeed=1,"\uFFFD";if(2<e.lastNeed&&2<t.length&&128!=(192&t[2]))return e.lastNeed=2,"\uFFFD"}}function c(e){var t=this.lastTotal-this.lastNeed,n=d(this,e,t);return void 0===n?this.lastNeed<=e.length?(e.copy(this.lastChar,t,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal)):void(e.copy(this.lastChar,t,0,e.length),this.lastNeed-=e.length):n}function l(e,t){if(0==(e.length-t)%2){var n=e.toString("utf16le",t);if(n){var r=n.charCodeAt(n.length-1);if(55296<=r&&56319>=r)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=e[e.length-2],this.lastChar[1]=e[e.length-1],n.slice(0,-1)}return n}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=e[e.length-1],e.toString("utf16le",t,e.length-1)}function p(e){var t=e&&e.length?this.write(e):"";if(this.lastNeed){var n=this.lastTotal-this.lastNeed;return t+this.lastChar.toString("utf16le",0,n)}return t}function u(e,t){var r=(e.length-t)%3;return 0==r?e.toString("base64",t):(this.lastNeed=3-r,this.lastTotal=3,1==r?this.lastChar[0]=e[e.length-1]:(this.lastChar[0]=e[e.length-2],this.lastChar[1]=e[e.length-1]),e.toString("base64",t,e.length-r))}function f(e){var t=e&&e.length?this.write(e):"";return this.lastNeed?t+this.lastChar.toString("base64",0,3-this.lastNeed):t}function h(e){return e.toString(this.encoding)}function m(e){return e&&e.length?this.write(e):""}var g=e("safe-buffer").Buffer,_=g.isEncoding||function(e){switch(e=""+e,e&&e.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;}};n.StringDecoder=i,i.prototype.write=function(e){if(0===e.length)return"";var t,n;if(this.lastNeed){if(t=this.fillLast(e),void 0===t)return"";n=this.lastNeed,this.lastNeed=0}else n=0;return n<e.length?t?t+this.text(e,n):this.text(e,n):t||""},i.prototype.end=function(e){var t=e&&e.length?this.write(e):"";return this.lastNeed?t+"\uFFFD":t},i.prototype.text=function(e,t){var n=a(this,e,t);if(!this.lastNeed)return e.toString("utf8",t);this.lastTotal=n;var r=e.length-(n-this.lastNeed);return e.copy(this.lastChar,0,r),e.toString("utf8",t,r)},i.prototype.fillLast=function(e){return this.lastNeed<=e.length?(e.copy(this.lastChar,this.lastTotal-this.lastNeed,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal)):void(e.copy(this.lastChar,this.lastTotal-this.lastNeed,0,e.length),this.lastNeed-=e.length)}},{"safe-buffer":92}],107:[function(e,t,n){var r=e("./thirty-two");n.encode=r.encode,n.decode=r.decode},{"./thirty-two":108}],108:[function(e,t,n){(function(e){"use strict";function t(e){var t=r(e.length/5);return 0==e.length%5?t:t+1}var s=[255,255,26,27,28,29,30,31,255,255,255,255,255,255,255,255,255,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,255,255,255,255,255,255,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,255,255,255,255,255];n.encode=function(n){e.isBuffer(n)||(n=new e(n));for(var r=0,o=0,s=0,a=0,d=new e(8*t(n));r<n.length;){var c=n[r];3<s?(a=c&255>>s,s=(s+5)%8,a=a<<s|(r+1<n.length?n[r+1]:0)>>8-s,r++):(a=31&c>>8-(s+5),s=(s+5)%8,0===s&&r++),d[o]="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567".charCodeAt(a),o++}for(r=o;r<d.length;r++)d[r]=61;return d},n.decode=function(t){var n=0,r=0,a=0,d;e.isBuffer(t)||(t=new e(t));for(var c=new e(o(5*t.length/8)),l=0;l<t.length&&!(61===t[l]);l++){var p=t[l]-48;if(p<s.length)r=s[p],3>=n?(n=(n+5)%8,0==n?(d|=r,c[a]=d,a++,d=0):d|=255&r<<8-n):(n=(n+5)%8,d|=255&r>>>n,c[a]=d,a++,d=255&r<<8-n);else throw new Error("Invalid input - it is not base32 encoded string")}return c.slice(0,a)}}).call(this,e("buffer").Buffer)},{buffer:23}],109:[function(e,t,n){(function(t,r){function o(e,t){this._id=e,this._clearFn=t}var i=e("process/browser.js").nextTick,s=Function.prototype.apply,a=Array.prototype.slice,d={},c=0;n.setTimeout=function(){return new o(s.call(setTimeout,window,arguments),clearTimeout)},n.setInterval=function(){return new o(s.call(setInterval,window,arguments),clearInterval)},n.clearTimeout=n.clearInterval=function(e){e.close()},o.prototype.unref=o.prototype.ref=function(){},o.prototype.close=function(){this._clearFn.call(window,this._id)},n.enroll=function(e,t){clearTimeout(e._idleTimeoutId),e._idleTimeout=t},n.unenroll=function(e){clearTimeout(e._idleTimeoutId),e._idleTimeout=-1},n._unrefActive=n.active=function(e){clearTimeout(e._idleTimeoutId);var t=e._idleTimeout;0<=t&&(e._idleTimeoutId=setTimeout(function(){e._onTimeout&&e._onTimeout()},t))},n.setImmediate="function"==typeof t?t:function(e){var t=c++,r=!(2>arguments.length)&&a.call(arguments,1);return d[t]=!0,i(function(){d[t]&&(r?e.apply(null,r):e.call(null),n.clearImmediate(t))}),t},n.clearImmediate="function"==typeof r?r:function(e){delete d[e]}}).call(this,e("timers").setImmediate,e("timers").clearImmediate)},{"process/browser.js":69,timers:109}],110:[function(e,t){var n=e("buffer").Buffer;t.exports=function(e){if(e instanceof Uint8Array){if(0===e.byteOffset&&e.byteLength===e.buffer.byteLength)return e.buffer;if("function"==typeof e.buffer.slice)return e.buffer.slice(e.byteOffset,e.byteOffset+e.byteLength)}if(n.isBuffer(e)){for(var t=new Uint8Array(e.length),r=e.length,o=0;o<r;o++)t[o]=e[o];return t.buffer}throw new Error("Argument must be a Buffer")}},{buffer:23}],111:[function(e,t){(function(n){function o(e){function t(e,t){var n=new s(t);return n.on("warning",r._onWarning),n.on("error",r._onError),n.listen(e),r._internalDHT=!0,n}var r=this;if(!(r instanceof o))return new o(e);if(a.call(r),!e.peerId)throw new Error("Option `peerId` is required");if(!e.infoHash)throw new Error("Option `infoHash` is required");if(!n.browser&&!e.port)throw new Error("Option `port` is required");r.peerId="string"==typeof e.peerId?e.peerId:e.peerId.toString("hex"),r.infoHash="string"==typeof e.infoHash?e.infoHash.toLowerCase():e.infoHash.toString("hex"),r._port=e.port,r._userAgent=e.userAgent,r.destroyed=!1,r._announce=e.announce||[],r._intervalMs=e.intervalMs||900000,r._trackerOpts=null,r._dhtAnnouncing=!1,r._dhtTimeout=!1,r._internalDHT=!1,r._onWarning=function(e){r.emit("warning",e)},r._onError=function(e){r.emit("error",e)},r._onDHTPeer=function(e,t){t.toString("hex")!==r.infoHash||r.emit("peer",e.host+":"+e.port,"dht")},r._onTrackerPeer=function(e){r.emit("peer",e,"tracker")},r._onTrackerAnnounce=function(){r.emit("trackerAnnounce")},!1===e.tracker?r.tracker=null:e.tracker&&"object"==typeof e.tracker?(r._trackerOpts=d(e.tracker),r.tracker=r._createTracker()):r.tracker=r._createTracker(),r.dht=!1===e.dht||"function"!=typeof s?null:e.dht&&"function"==typeof e.dht.addNode?e.dht:e.dht&&"object"==typeof e.dht?t(e.dhtPort,e.dht):t(e.dhtPort),r.dht&&(r.dht.on("peer",r._onDHTPeer),r._dhtAnnounce())}t.exports=o;var i=e("debug")("torrent-discovery"),s=e("bittorrent-dht/client"),a=e("events").EventEmitter,d=e("xtend"),c=e("inherits"),l=e("run-parallel"),p=e("bittorrent-tracker/client");c(o,a),o.prototype.updatePort=function(e){var t=this;e===t._port||(t._port=e,t.dht&&t._dhtAnnounce(),t.tracker&&(t.tracker.stop(),t.tracker.destroy(function(){t.tracker=t._createTracker()})))},o.prototype.complete=function(e){this.tracker&&this.tracker.complete(e)},o.prototype.destroy=function(e){var t=this;if(!t.destroyed){t.destroyed=!0,clearTimeout(t._dhtTimeout);var n=[];t.tracker&&(t.tracker.stop(),t.tracker.removeListener("warning",t._onWarning),t.tracker.removeListener("error",t._onError),t.tracker.removeListener("peer",t._onTrackerPeer),t.tracker.removeListener("update",t._onTrackerAnnounce),n.push(function(e){t.tracker.destroy(e)})),t.dht&&t.dht.removeListener("peer",t._onDHTPeer),t._internalDHT&&(t.dht.removeListener("warning",t._onWarning),t.dht.removeListener("error",t._onError),n.push(function(e){t.dht.destroy(e)})),l(n,e),t.dht=null,t.tracker=null,t._announce=null}},o.prototype._createTracker=function(){var e=d(this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),t=new p(e);return t.on("warning",this._onWarning),t.on("error",this._onError),t.on("peer",this._onTrackerPeer),t.on("update",this._onTrackerAnnounce),t.setInterval(this._intervalMs),t.start(),t},o.prototype._dhtAnnounce=function(){function e(){return t._intervalMs+r(Math.random()*t._intervalMs/5)}var t=this;t._dhtAnnouncing||(i("dht announce"),t._dhtAnnouncing=!0,clearTimeout(t._dhtTimeout),t.dht.announce(t.infoHash,t._port,function(n){t._dhtAnnouncing=!1,i("dht announce complete"),n&&t.emit("warning",n),t.emit("dhtAnnounce"),t.destroyed||(t._dhtTimeout=setTimeout(function(){t._dhtAnnounce()},e()),t._dhtTimeout.unref&&t._dhtTimeout.unref())}))}}).call(this,e("_process"))},{_process:69,"bittorrent-dht/client":21,"bittorrent-tracker/client":15,debug:35,events:24,inherits:44,"run-parallel":90,xtend:125}],112:[function(e,t){(function(e){function n(e){return this instanceof n?void(this.length=e,this.missing=e,this.sources=null,this._chunks=o(e/16384),this._remainder=e%16384||16384,this._buffered=0,this._buffer=null,this._cancellations=null,this._reservations=0,this._flushed=!1):new n(e)}t.exports=n;n.BLOCK_LENGTH=16384,n.prototype.chunkLength=function(e){return e===this._chunks-1?this._remainder:16384},n.prototype.chunkLengthRemaining=function(e){return this.length-e*16384},n.prototype.chunkOffset=function(e){return e*16384},n.prototype.reserve=function(){return this.init()?this._cancellations.length?this._cancellations.pop():this._reservations<this._chunks?this._reservations++:-1:-1},n.prototype.reserveRemaining=function(){if(!this.init())return-1;if(this._reservations<this._chunks){var e=this._reservations;return this._reservations=this._chunks,e}return-1},n.prototype.cancel=function(e){this.init()&&this._cancellations.push(e)},n.prototype.cancelRemaining=function(e){this.init()&&(this._reservations=e)},n.prototype.get=function(e){return this.init()?this._buffer[e]:null},n.prototype.set=function(e,t,n){if(!this.init())return!1;for(var r=t.length,i=o(r/16384),s=0;s<i;s++)if(!this._buffer[e+s]){var a=s*16384,d=t.slice(a,a+16384);this._buffered++,this._buffer[e+s]=d,this.missing-=d.length,-1===this.sources.indexOf(n)&&this.sources.push(n)}return this._buffered===this._chunks},n.prototype.flush=function(){if(!this._buffer||this._chunks!==this._buffered)return null;var t=e.concat(this._buffer,this.length);return this._buffer=null,this._cancellations=null,this.sources=null,this._flushed=!0,t},n.prototype.init=function(){return!this._flushed&&(!!this._buffer||(this._buffer=Array(this._chunks),this._cancellations=[],this.sources=[],!0))}}).call(this,e("buffer").Buffer)},{buffer:23}],113:[function(e,t){(function(n){var r=e("is-typedarray").strict;t.exports=function(e){if(r(e)){var t=n.from(e.buffer);return e.byteLength!==e.buffer.byteLength&&(t=t.slice(e.byteOffset,e.byteOffset+e.byteLength)),t}return n.from(e)}}).call(this,e("buffer").Buffer)},{buffer:23,"is-typedarray":48}],114:[function(e,t,n){(function(e){n.encodingLength=function(){return 8},n.encode=function(t,n,o){n||(n=new e(8)),o||(o=0);var i=r(t/4294967295);return n.writeUInt32BE(i,o),n.writeUInt32BE(t-4294967295*i,o+4),n},n.decode=function(t,n){n||(n=0),t||(t=new e(4)),n||(n=0);var r=t.readUInt32BE(n),o=t.readUInt32BE(n+4);return r*4294967295+o},n.encode.bytes=8,n.decode.bytes=8}).call(this,e("buffer").Buffer)},{buffer:23}],115:[function(e,t){"use strict";function n(e,t){for(var n=1,r=e.length,o=e[0],s=e[0],d=1;d<r;++d)if(s=o,o=e[d],t(o,s)){if(d===n){n++;continue}e[n++]=o}return e.length=n,e}function r(e){for(var t=1,n=e.length,r=e[0],o=e[0],s=1;s<n;++s,o=r)if(o=r,r=e[s],r!==o){if(s===t){t++;continue}e[t++]=r}return e.length=t,e}t.exports=function(e,t,o){return 0===e.length?e:t?(o||e.sort(t),n(e,t)):(o||e.sort(),r(e))}},{}],116:[function(e,t){t.exports=function(e,t){if(!(t>=e.length||0>t)){var n=e.pop();if(t<e.length){var r=e[t];return e[t]=n,r}return n}}},{}],117:[function(e,t,n){"use strict";function r(){this.protocol=null,this.slashes=null,this.auth=null,this.host=null,this.port=null,this.hostname=null,this.hash=null,this.search=null,this.query=null,this.pathname=null,this.path=null,this.href=null}function o(e,t,n){if(e&&a.isObject(e)&&e instanceof r)return e;var o=new r;return o.parse(e,t,n),o}var s=e("punycode"),a=e("./util");n.parse=o,n.resolve=function(e,t){return o(e,!1,!0).resolve(t)},n.resolveObject=function(e,t){return e?o(e,!1,!0).resolveObject(t):t},n.format=function(e){return a.isString(e)&&(e=o(e)),e instanceof r?e.format():r.prototype.format.call(e)},n.Url=r;var d=/^([a-z0-9.+-]+:)/i,i=/:[0-9]*$/,c=/^(\/\/?(?!\/)[^\?\s]*)(\?[^\s]*)?$/,l=["{","}","|","\\","^","`"].concat(["<",">","\"","`"," ","\r","\n","\t"]),p=["'"].concat(l),u=["%","/","?",";","#"].concat(p),f=["/","?","#"],h=/^[+a-z0-9A-Z_-]{0,63}$/,m=/^([+a-z0-9A-Z_-]{0,63})(.*)$/,g={javascript:!0,"javascript:":!0},_={javascript:!0,"javascript:":!0},y={http:!0,https:!0,ftp:!0,gopher:!0,file:!0,"http:":!0,"https:":!0,"ftp:":!0,"gopher:":!0,"file:":!0},b=e("querystring");r.prototype.parse=function(e,t,n){if(!a.isString(e))throw new TypeError("Parameter 'url' must be a string, not "+typeof e);var r=e.indexOf("?"),o=-1!==r&&r<e.indexOf("#")?"?":"#",w=e.split(o),x=/\\/g;w[0]=w[0].replace(x,"/"),e=w.join(o);var v=e;if(v=v.trim(),!n&&1===e.split("#").length){var S=c.exec(v);if(S)return this.path=v,this.href=v,this.pathname=S[1],S[2]?(this.search=S[2],this.query=t?b.parse(this.search.substr(1)):this.search.substr(1)):t&&(this.search="",this.query={}),this}var E=d.exec(v);if(E){E=E[0];var C=E.toLowerCase();this.protocol=C,v=v.substr(E.length)}if(n||E||v.match(/^\/\/[^@\/]+@[^@\/]+/)){var I="//"===v.substr(0,2);I&&!(E&&_[E])&&(v=v.substr(2),this.slashes=!0)}if(!_[E]&&(I||E&&!y[E])){for(var B=-1,L=0,T;L<f.length;L++)T=v.indexOf(f[L]),-1!==T&&(-1===B||T<B)&&(B=T);var A,R;R=-1===B?v.lastIndexOf("@"):v.lastIndexOf("@",B),-1!==R&&(A=v.slice(0,R),v=v.slice(R+1),this.auth=decodeURIComponent(A)),B=-1;for(var L=0,T;L<u.length;L++)T=v.indexOf(u[L]),-1!==T&&(-1===B||T<B)&&(B=T);-1===B&&(B=v.length),this.host=v.slice(0,B),v=v.slice(B),this.parseHost(),this.hostname=this.hostname||"";var U="["===this.hostname[0]&&"]"===this.hostname[this.hostname.length-1];if(!U)for(var P=this.hostname.split(/\./),L=0,O=P.length,H;L<O;L++)if(H=P[L],H&&!H.match(h)){for(var N="",q=0,M=H.length;q<M;q++)N+=127<H.charCodeAt(q)?"x":H[q];if(!N.match(h)){var k=P.slice(0,L),D=P.slice(L+1),F=H.match(m);F&&(k.push(F[1]),D.unshift(F[2])),D.length&&(v="/"+D.join(".")+v),this.hostname=k.join(".");break}}this.hostname=255<this.hostname.length?"":this.hostname.toLowerCase(),U||(this.hostname=s.toASCII(this.hostname));var W=this.port?":"+this.port:"",z=this.hostname||"";this.host=z+W,this.href+=this.host,U&&(this.hostname=this.hostname.substr(1,this.hostname.length-2),"/"!==v[0]&&(v="/"+v))}if(!g[C])for(var L=0,O=p.length,V;L<O;L++)if(V=p[L],-1!==v.indexOf(V)){var G=encodeURIComponent(V);G===V&&(G=escape(V)),v=v.split(V).join(G)}var K=v.indexOf("#");-1!==K&&(this.hash=v.substr(K),v=v.slice(0,K));var X=v.indexOf("?");if(-1===X?t&&(this.search="",this.query={}):(this.search=v.substr(X),this.query=v.substr(X+1),t&&(this.query=b.parse(this.query)),v=v.slice(0,X)),v&&(this.pathname=v),y[C]&&this.hostname&&!this.pathname&&(this.pathname="/"),this.pathname||this.search){var W=this.pathname||"",Y=this.search||"";this.path=W+Y}return this.href=this.format(),this},r.prototype.format=function(){var e=this.auth||"";e&&(e=encodeURIComponent(e),e=e.replace(/%3A/i,":"),e+="@");var t=this.protocol||"",n=this.pathname||"",r=this.hash||"",o=!1,i="";this.host?o=e+this.host:this.hostname&&(o=e+(-1===this.hostname.indexOf(":")?this.hostname:"["+this.hostname+"]"),this.port&&(o+=":"+this.port)),this.query&&a.isObject(this.query)&&Object.keys(this.query).length&&(i=b.stringify(this.query));var s=this.search||i&&"?"+i||"";return t&&":"!==t.substr(-1)&&(t+=":"),this.slashes||(!t||y[t])&&!1!=o?(o="//"+(o||""),n&&"/"!==n.charAt(0)&&(n="/"+n)):!o&&(o=""),r&&"#"!==r.charAt(0)&&(r="#"+r),s&&"?"!==s.charAt(0)&&(s="?"+s),n=n.replace(/[?#]/g,function(e){return encodeURIComponent(e)}),s=s.replace("#","%23"),t+o+n+s+r},r.prototype.resolve=function(e){return this.resolveObject(o(e,!1,!0)).format()},r.prototype.resolveObject=function(e){if(a.isString(e)){var t=new r;t.parse(e,!1,!0),e=t}for(var n=new r,o=Object.keys(this),d=0,c;d<o.length;d++)c=o[d],n[c]=this[c];if(n.hash=e.hash,""===e.href)return n.href=n.format(),n;if(e.slashes&&!e.protocol){for(var l=Object.keys(e),u=0,f;u<l.length;u++)f=l[u],"protocol"!==f&&(n[f]=e[f]);return y[n.protocol]&&n.hostname&&!n.pathname&&(n.path=n.pathname="/"),n.href=n.format(),n}if(e.protocol&&e.protocol!==n.protocol){if(!y[e.protocol]){for(var h=Object.keys(e),m=0,g;m<h.length;m++)g=h[m],n[g]=e[g];return n.href=n.format(),n}if(n.protocol=e.protocol,!e.host&&!_[e.protocol]){for(var b=(e.pathname||"").split("/");b.length&&!(e.host=b.shift()););e.host||(e.host=""),e.hostname||(e.hostname=""),""!==b[0]&&b.unshift(""),2>b.length&&b.unshift(""),n.pathname=b.join("/")}else n.pathname=e.pathname;if(n.search=e.search,n.query=e.query,n.host=e.host||"",n.auth=e.auth,n.hostname=e.hostname||e.host,n.port=e.port,n.pathname||n.search){var w=n.pathname||"",p=n.search||"";n.path=w+p}return n.slashes=n.slashes||e.slashes,n.href=n.format(),n}var s=n.pathname&&"/"===n.pathname.charAt(0),x=e.host||e.pathname&&"/"===e.pathname.charAt(0),S=x||s||n.host&&e.pathname,E=S,C=n.pathname&&n.pathname.split("/")||[],b=e.pathname&&e.pathname.split("/")||[],I=n.protocol&&!y[n.protocol];if(I&&(n.hostname="",n.port=null,n.host&&(""===C[0]?C[0]=n.host:C.unshift(n.host)),n.host="",e.protocol&&(e.hostname=null,e.port=null,e.host&&(""===b[0]?b[0]=e.host:b.unshift(e.host)),e.host=null),S=S&&(""===b[0]||""===C[0])),x)n.host=e.host||""===e.host?e.host:n.host,n.hostname=e.hostname||""===e.hostname?e.hostname:n.hostname,n.search=e.search,n.query=e.query,C=b;else if(b.length)C||(C=[]),C.pop(),C=C.concat(b),n.search=e.search,n.query=e.query;else if(!a.isNullOrUndefined(e.search)){if(I){n.hostname=n.host=C.shift();var B=!!(n.host&&0<n.host.indexOf("@"))&&n.host.split("@");B&&(n.auth=B.shift(),n.host=n.hostname=B.shift())}return n.search=e.search,n.query=e.query,a.isNull(n.pathname)&&a.isNull(n.search)||(n.path=(n.pathname?n.pathname:"")+(n.search?n.search:"")),n.href=n.format(),n}if(!C.length)return n.pathname=null,n.path=n.search?"/"+n.search:null,n.href=n.format(),n;for(var L=C.slice(-1)[0],T=(n.host||e.host||1<C.length)&&("."===L||".."===L)||""===L,A=0,R=C.length;0<=R;R--)L=C[R],"."===L?C.splice(R,1):".."===L?(C.splice(R,1),A++):A&&(C.splice(R,1),A--);if(!S&&!E)for(;A--;A)C.unshift("..");S&&""!==C[0]&&(!C[0]||"/"!==C[0].charAt(0))&&C.unshift(""),T&&"/"!==C.join("/").substr(-1)&&C.push("");var U=""===C[0]||C[0]&&"/"===C[0].charAt(0);if(I){n.hostname=n.host=U?"":C.length?C.shift():"";var B=!!(n.host&&0<n.host.indexOf("@"))&&n.host.split("@");B&&(n.auth=B.shift(),n.host=n.hostname=B.shift())}return S=S||n.host&&C.length,S&&!U&&C.unshift(""),C.length?n.pathname=C.join("/"):(n.pathname=null,n.path=null),a.isNull(n.pathname)&&a.isNull(n.search)||(n.path=(n.pathname?n.pathname:"")+(n.search?n.search:"")),n.auth=e.auth||n.auth,n.slashes=n.slashes||e.slashes,n.href=n.format(),n},r.prototype.parseHost=function(){var e=this.host,t=i.exec(e);t&&(t=t[0],":"!==t&&(this.port=t.substr(1)),e=e.substr(0,e.length-t.length)),e&&(this.hostname=e)}},{"./util":118,punycode:71,querystring:74}],118:[function(e,t){"use strict";t.exports={isString:function(e){return"string"==typeof e},isObject:function(e){return"object"==typeof e&&null!==e},isNull:function(e){return null===e},isNullOrUndefined:function(e){return null==e}}},{}],119:[function(e,t){var n=e("bencode"),r=e("bitfield"),i=e("safe-buffer").Buffer,s=e("debug")("ut_metadata"),a=e("events").EventEmitter,d=e("inherits"),c=e("simple-sha1"),l=1e3,p=16384;t.exports=function(e){function t(t){a.call(this),this._wire=t,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._fetching=!1,this._bitfield=new r(0,{grow:l}),i.isBuffer(e)&&this.setMetadata(e)}return d(t,a),t.prototype.name="ut_metadata",t.prototype.onHandshake=function(e){this._infoHash=e},t.prototype.onExtendedHandshake=function(e){return e.m&&e.m.ut_metadata?e.metadata_size?"number"!=typeof e.metadata_size||1e7<e.metadata_size||0>=e.metadata_size?this.emit("warning",new Error("Peer gave invalid metadata size")):void(this._metadataSize=e.metadata_size,this._numPieces=o(this._metadataSize/p),this._remainingRejects=2*this._numPieces,this._fetching&&this._requestPieces()):this.emit("warning",new Error("Peer does not have metadata")):this.emit("warning",new Error("Peer does not support ut_metadata"))},t.prototype.onMessage=function(e){var t,r;try{var o=e.toString(),i=o.indexOf("ee")+2;t=n.decode(o.substring(0,i)),r=e.slice(i)}catch(e){return}switch(t.msg_type){case 0:this._onRequest(t.piece);break;case 1:this._onData(t.piece,r,t.total_size);break;case 2:this._onReject(t.piece);}},t.prototype.fetch=function(){this._metadataComplete||(this._fetching=!0,this._metadataSize&&this._requestPieces())},t.prototype.cancel=function(){this._fetching=!1},t.prototype.setMetadata=function(e){if(this._metadataComplete)return!0;s("set metadata");try{var t=n.decode(e).info;t&&(e=n.encode(t))}catch(e){}return!(this._infoHash&&this._infoHash!==c.sync(e))&&(this.cancel(),this.metadata=e,this._metadataComplete=!0,this._metadataSize=this.metadata.length,this._wire.extendedHandshake.metadata_size=this._metadataSize,this.emit("metadata",n.encode({info:n.decode(this.metadata)})),!0)},t.prototype._send=function(e,t){var r=n.encode(e);i.isBuffer(t)&&(r=i.concat([r,t])),this._wire.extended("ut_metadata",r)},t.prototype._request=function(e){this._send({msg_type:0,piece:e})},t.prototype._data=function(e,t,n){var r={msg_type:1,piece:e};"number"==typeof n&&(r.total_size=n),this._send(r,t)},t.prototype._reject=function(e){this._send({msg_type:2,piece:e})},t.prototype._onRequest=function(e){if(!this._metadataComplete)return void this._reject(e);var t=e*p,n=t+p;n>this._metadataSize&&(n=this._metadataSize);var r=this.metadata.slice(t,n);this._data(e,r,this._metadataSize)},t.prototype._onData=function(e,t){t.length>p||(t.copy(this.metadata,e*p),this._bitfield.set(e),this._checkDone())},t.prototype._onReject=function(e){0<this._remainingRejects&&this._fetching?(this._request(e),this._remainingRejects-=1):this.emit("warning",new Error("Peer sent \"reject\" too much"))},t.prototype._requestPieces=function(){this.metadata=i.alloc(this._metadataSize);for(var e=0;e<this._numPieces;e++)this._request(e)},t.prototype._checkDone=function(){for(var e=!0,t=0;t<this._numPieces;t++)if(!this._bitfield.get(t)){e=!1;break}if(e){var n=this.setMetadata(this.metadata);n||this._failedMetadata()}},t.prototype._failedMetadata=function(){this._bitfield=new r(0,{grow:l}),this._remainingRejects-=this._numPieces,0<this._remainingRejects?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))},t}},{bencode:11,bitfield:13,debug:35,events:24,inherits:44,"safe-buffer":92,"simple-sha1":96}],120:[function(e,t){(function(e){function n(t){try{if(!e.localStorage)return!1}catch(e){return!1}var n=e.localStorage[t];return null!=n&&"true"===(n+"").toLowerCase()}t.exports=function(e,t){function r(){if(!o){if(n("throwDeprecation"))throw new Error(t);else n("traceDeprecation")?console.trace(t):console.warn(t);o=!0}return e.apply(this,arguments)}if(n("noDeprecation"))return e;var o=!1;return r}}).call(this,"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{}],121:[function(e,t){(function(n){function o(e){var t=this;d.call(t),t._tracks=[],t._fragmentSequence=1,t._file=e,t._decoder=null,t._findMoov(0)}function s(e,t){var n=this;n._entries=e,n._countName=t||"count",n._index=0,n._offset=0,n.value=n._entries[0]}function a(){return{version:0,flags:0,entries:[]}}var i=e("binary-search"),d=e("events").EventEmitter,c=e("inherits"),l=e("mp4-stream"),p=e("mp4-box-encoding"),u=e("range-slice-stream");t.exports=o,c(o,d),o.prototype._findMoov=function(e){var t=this;t._decoder&&t._decoder.destroy(),t._decoder=l.decode();var n=t._file.createReadStream({start:e});n.pipe(t._decoder),t._decoder.once("box",function(r){"moov"===r.type?t._decoder.decode(function(e){n.destroy();try{t._processMoov(e)}catch(e){e.message="Cannot parse mp4 file: "+e.message,t.emit("error",e)}}):(n.destroy(),t._findMoov(e+r.length))})},s.prototype.inc=function(){var e=this;e._offset++,e._offset>=e._entries[e._index][e._countName]&&(e._index++,e._offset=0),e.value=e._entries[e._index]},o.prototype._processMoov=function(e){var t=this,r=e.traks;t._tracks=[],t._hasVideo=!1,t._hasAudio=!1;for(var o=0;o<r.length;o++){var d=r[o],c=d.mdia.minf.stbl,l=c.stsd.entries[0],u=d.mdia.hdlr.handlerType,f,h;if("vide"===u&&"avc1"===l.type){if(t._hasVideo)continue;t._hasVideo=!0,f="avc1",l.avcC&&(f+="."+l.avcC.mimeCodec),h="video/mp4; codecs=\""+f+"\""}else if("soun"===u&&"mp4a"===l.type){if(t._hasAudio)continue;t._hasAudio=!0,f="mp4a",l.esds&&l.esds.mimeCodec&&(f+="."+l.esds.mimeCodec),h="audio/mp4; codecs=\""+f+"\""}else continue;var m=[],g=0,_=0,y=0,b=0,w=0,k=0,x=new s(c.stts.entries),v=null;c.ctts&&(v=new s(c.ctts.entries));for(var S=0;;){var E=c.stsc.entries[w],C=c.stsz.entries[g],I=x.value.duration,B=v?v.value.compositionOffset:0,L=!0;if(c.stss&&(L=c.stss.entries[S]===g+1),m.push({size:C,duration:I,dts:k,presentationOffset:B,sync:L,offset:b+c.stco.entries[y]}),g++,g>=c.stsz.entries.length)break;if(_++,b+=C,_>=E.samplesPerChunk){_=0,b=0,y++;var T=c.stsc.entries[w+1];T&&y+1>=T.firstChunk&&w++}k+=I,x.inc(),v&&v.inc(),L&&S++}d.mdia.mdhd.duration=0,d.tkhd.duration=0;var A=E.sampleDescriptionId,R={type:"moov",mvhd:e.mvhd,traks:[{tkhd:d.tkhd,mdia:{mdhd:d.mdia.mdhd,hdlr:d.mdia.hdlr,elng:d.mdia.elng,minf:{vmhd:d.mdia.minf.vmhd,smhd:d.mdia.minf.smhd,dinf:d.mdia.minf.dinf,stbl:{stsd:c.stsd,stts:a(),ctts:a(),stsc:a(),stsz:a(),stco:a(),stss:a()}}}}],mvex:{mehd:{fragmentDuration:e.mvhd.duration},trexs:[{trackId:d.tkhd.trackId,defaultSampleDescriptionIndex:A,defaultSampleDuration:0,defaultSampleSize:0,defaultSampleFlags:0}]}};t._tracks.push({trackId:d.tkhd.trackId,timeScale:d.mdia.mdhd.timeScale,samples:m,currSample:null,currTime:null,moov:R,mime:h})}if(0===t._tracks.length)return void t.emit("error",new Error("no playable tracks"));e.mvhd.duration=0,t._ftyp={type:"ftyp",brand:"iso5",brandVersion:0,compatibleBrands:["iso5"]};var U=p.encode(t._ftyp),P=t._tracks.map(function(e){var t=p.encode(e.moov);return{mime:e.mime,init:n.concat([U,t])}});t.emit("ready",P)},o.prototype.seek=function(e){var t=this;if(!t._tracks)throw new Error("Not ready yet; wait for 'ready' event");t._fileStream&&(t._fileStream.destroy(),t._fileStream=null);var n=-1;if(t._tracks.map(function(r,o){function i(e){s.destroyed||s.box(e.moof,function(n){if(n)return t.emit("error",n);if(!s.destroyed){var a=r.inStream.slice(e.ranges);a.pipe(s.mediaData(e.length,function(e){if(e)return t.emit("error",e);if(!s.destroyed){var n=t._generateFragment(o);return n?void i(n):s.finalize()}}))}})}r.outStream&&r.outStream.destroy(),r.inStream&&(r.inStream.destroy(),r.inStream=null);var s=r.outStream=l.encode(),a=t._generateFragment(o,e);return a?void((-1===n||a.ranges[0].start<n)&&(n=a.ranges[0].start),i(a)):s.finalize()}),0<=n){var r=t._fileStream=t._file.createReadStream({start:n});t._tracks.forEach(function(e){e.inStream=new u(n,{highWaterMark:1e7}),r.pipe(e.inStream)})}return t._tracks.map(function(e){return e.outStream})},o.prototype._findSampleBefore=function(e,t){var n=this,o=n._tracks[e],s=r(o.timeScale*t),a=i(o.samples,s,function(e,n){var t=e.dts+e.presentationOffset;return t-n});for(-1===a?a=0:0>a&&(a=-a-2);!o.samples[a].sync;)a--;return a};o.prototype._generateFragment=function(e,t){var n=this,r=n._tracks[e],o;if(o=void 0===t?r.currSample:n._findSampleBefore(e,t),o>=r.samples.length)return null;for(var i=r.samples[o].dts,s=0,a=[],d=o,c;d<r.samples.length&&(c=r.samples[d],!(c.sync&&c.dts-i>=1*r.timeScale));d++){s+=c.size;var l=a.length-1;0>l||a[l].end!==c.offset?a.push({start:c.offset,end:c.offset+c.size}):a[l].end+=c.size}return r.currSample=d,{moof:n._generateMoof(e,o,d),ranges:a,length:s}},o.prototype._generateMoof=function(e,t,n){for(var r=this,o=r._tracks[e],i=[],s=t,a;s<n;s++)a=o.samples[s],i.push({sampleDuration:a.duration,sampleSize:a.size,sampleFlags:a.sync?33554432:16842752,sampleCompositionTimeOffset:a.presentationOffset});var d={type:"moof",mfhd:{sequenceNumber:r._fragmentSequence++},trafs:[{tfhd:{flags:131072,trackId:o.trackId},tfdt:{baseMediaDecodeTime:o.samples[t].dts},trun:{flags:3841,dataOffset:8,entries:i}}]};return d.trafs[0].trun.dataOffset+=p.encodingLength(d),d}}).call(this,e("buffer").Buffer)},{"binary-search":12,buffer:23,events:24,inherits:44,"mp4-box-encoding":56,"mp4-stream":59,"range-slice-stream":77}],122:[function(e,t){var n=e("once"),r=e("end-of-stream"),o=e("fs"),i=function(){},s=function(e){return"function"==typeof e},a=function(e){return!!o&&(e instanceof(o.ReadStream||i)||e instanceof(o.WriteStream||i))&&s(e.close)},d=function(e){return e.setHeader&&s(e.abort)},c=function(e,t,o,c){c=n(c);var l=!1;e.on("close",function(){l=!0}),r(e,{readable:t,writable:o},function(e){return e?c(e):void(l=!0,c())});var p=!1;return function(t){if(!l)return p?void 0:(p=!0,a(e)?e.close(i):d(e)?e.abort():s(e.destroy)?e.destroy():void c(t||new Error("stream was destroyed")))}},l=function(e){e()},p=function(e,t){return e.pipe(t)};t.exports=function(){var e=Array.prototype.slice.call(arguments),t=s(e[e.length-1]||i)&&e.pop()||i;if(Array.isArray(e[0])&&(e=e[0]),2>e.length)throw new Error("pump requires two streams per minimum");var n=e.map(function(o,s){var i=s<e.length-1;return c(o,i,0<s,function(e){r||(r=e),e&&n.forEach(l),i||(n.forEach(l),t(r))})}),r;return e.reduce(p)}},{"end-of-stream":38,fs:21,once:63}],123:[function(e,t){function n(e,t,o){var i=this;return this instanceof n?void(o=o||{},i.detailedError=null,i._elem=t,i._elemWrapper=new r(t),i._waitingFired=!1,i._trackMeta=null,i._file=e,i._tracks=null,"none"!==i._elem.preload&&i._createMuxer(),i._onError=function(){i.detailedError=i._elemWrapper.detailedError,i.destroy()},i._onWaiting=function(){i._waitingFired=!0,i._muxer?i._tracks&&i._pump():i._createMuxer()},i._elem.addEventListener("waiting",i._onWaiting),i._elem.addEventListener("error",i._onError)):new n(e,t,o)}var r=e("mediasource"),o=e("pump"),i=e("./mp4-remuxer");t.exports=n,n.prototype._createMuxer=function(){var e=this;e._muxer=new i(e._file),e._muxer.on("ready",function(t){e._tracks=t.map(function(t){var n=e._elemWrapper.createWriteStream(t.mime);n.on("error",function(t){e._elemWrapper.error(t)});var r={muxed:null,mediaSource:n,initFlushed:!1,onInitFlushed:null};return n.write(t.init,function(e){r.initFlushed=!0,r.onInitFlushed&&r.onInitFlushed(e)}),r}),(e._waitingFired||"auto"===e._elem.preload)&&e._pump()}),e._muxer.on("error",function(t){e._elemWrapper.error(t)})},n.prototype._pump=function(){var e=this,t=e._muxer.seek(e._elem.currentTime,!e._tracks);e._tracks.forEach(function(n,r){var i=function(){n.muxed&&(n.muxed.destroy(),n.mediaSource=e._elemWrapper.createWriteStream(n.mediaSource),n.mediaSource.on("error",function(t){e._elemWrapper.error(t)})),n.muxed=t[r],o(n.muxed,n.mediaSource)};n.initFlushed?i():n.onInitFlushed=function(t){return t?void e._elemWrapper.error(t):void i()}})},n.prototype.destroy=function(){var e=this;e.destroyed||(e.destroyed=!0,e._elem.removeEventListener("waiting",e._onWaiting),e._elem.removeEventListener("error",e._onError),e._tracks&&e._tracks.forEach(function(e){e.muxed.destroy()}),e._elem.src="")}},{"./mp4-remuxer":121,mediasource:52,pump:122}],124:[function(e,t){function n(e,t){function r(){for(var t=Array(arguments.length),n=0;n<t.length;n++)t[n]=arguments[n];var r=e.apply(this,t),o=t[t.length-1];return"function"==typeof r&&r!==o&&Object.keys(o).forEach(function(e){r[e]=o[e]}),r}if(e&&t)return n(e)(t);if("function"!=typeof e)throw new TypeError("need wrapper function");return Object.keys(e).forEach(function(t){r[t]=e[t]}),r}t.exports=n},{}],125:[function(e,t){t.exports=function(){for(var e={},t=0,r;t<arguments.length;t++)for(var o in r=arguments[t],r)n.call(r,o)&&(e[o]=r[o]);return e};var n=Object.prototype.hasOwnProperty},{}],126:[function(e,t){t.exports=function(e){for(var t=1,r;t<arguments.length;t++)for(var o in r=arguments[t],r)n.call(r,o)&&(e[o]=r[o]);return e};var n=Object.prototype.hasOwnProperty},{}],127:[function(e,t){t.exports=function e(t,n,r){return void 0===n?function(n,r){return e(t,n,r)}:(void 0===r&&(r="0"),t-=n.toString().length,0<t?Array(t+(/\./.test(n)?2:1)).join(r)+n:n+"")}},{}],128:[function(e,t){t.exports={version:"0.100.0"}},{}],129:[function(e,t){(function(n,r){function o(e){function t(){i.destroyed||(i.ready=!0,i.emit("ready"))}var i=this;return i instanceof o?void(u.call(i),!e&&(e={}),i.peerId="string"==typeof e.peerId?e.peerId:a.isBuffer(e.peerId)?e.peerId.toString("hex"):a.from(I+w(9).toString("base64")).toString("hex"),i.peerIdBuffer=a.from(i.peerId,"hex"),i.nodeId="string"==typeof e.nodeId?e.nodeId:a.isBuffer(e.nodeId)?e.nodeId.toString("hex"):w(20).toString("hex"),i.nodeIdBuffer=a.from(i.nodeId,"hex"),i._debugId=i.peerId.toString("hex").substring(0,7),i.destroyed=!1,i.listening=!1,i.torrentPort=e.torrentPort||0,i.dhtPort=e.dhtPort||0,i.tracker=e.tracker===void 0?{}:e.tracker,i.torrents=[],i.maxConns=+e.maxConns||55,i._debug("new webtorrent (peerId %s, nodeId %s, port %s)",i.peerId,i.nodeId,i.torrentPort),i.tracker&&("object"!=typeof i.tracker&&(i.tracker={}),e.rtcConfig&&(console.warn("WebTorrent: opts.rtcConfig is deprecated. Use opts.tracker.rtcConfig instead"),i.tracker.rtcConfig=e.rtcConfig),e.wrtc&&(console.warn("WebTorrent: opts.wrtc is deprecated. Use opts.tracker.wrtc instead"),i.tracker.wrtc=e.wrtc),r.WRTC&&!i.tracker.wrtc&&(i.tracker.wrtc=r.WRTC)),"function"==typeof v?i._tcpPool=new v(i):n.nextTick(function(){i._onListening()}),i._downloadSpeed=k(),i._uploadSpeed=k(),!1!==e.dht&&"function"==typeof p?(i.dht=new p(f({nodeId:i.nodeId},e.dht)),i.dht.once("error",function(e){i._destroy(e)}),i.dht.once("listening",function(){var e=i.dht.address();e&&(i.dhtPort=e.port)}),i.dht.setMaxListeners(0),i.dht.listen(i.dhtPort)):i.dht=!1,i.enableWebSeeds=!1!==e.webSeeds,"function"==typeof m&&null!=e.blocklist?m(e.blocklist,{headers:{"user-agent":"WebTorrent/"+E+" (https://webtorrent.io)"}},function(e,n){return e?i.error("Failed to load blocklist: "+e.message):void(i.blocked=n,t())}):n.nextTick(t)):new o(e)}function i(e){return"object"==typeof e&&null!=e&&"function"==typeof e.pipe}function s(e){return"undefined"!=typeof FileList&&e instanceof FileList}t.exports=o;var a=e("safe-buffer").Buffer,d=e("simple-concat"),c=e("create-torrent"),l=e("debug")("webtorrent"),p=e("bittorrent-dht/client"),u=e("events").EventEmitter,f=e("xtend"),h=e("inherits"),m=e("load-ip-set"),g=e("run-parallel"),_=e("parse-torrent"),y=e("path"),b=e("simple-peer"),w=e("randombytes"),k=e("speedometer"),x=e("zero-fill"),v=e("./lib/tcp-pool"),S=e("./lib/torrent"),E=e("./package.json").version,C=E.match(/([0-9]+)/g).slice(0,2).map(function(e){return x(2,e%100)}).join(""),I="-WW"+C+"-";h(o,u),o.WEBRTC_SUPPORT=b.WEBRTC_SUPPORT,o.VERSION=E,Object.defineProperty(o.prototype,"downloadSpeed",{get:function(){return this._downloadSpeed()}}),Object.defineProperty(o.prototype,"uploadSpeed",{get:function(){return this._uploadSpeed()}}),Object.defineProperty(o.prototype,"progress",{get:function(){var e=this.torrents.filter(function(e){return 1!==e.progress}),t=e.reduce(function(e,t){return e+t.downloaded},0),n=e.reduce(function(e,t){return e+(t.length||0)},0)||1;return t/n}}),Object.defineProperty(o.prototype,"ratio",{get:function(){var e=this.torrents.reduce(function(e,t){return e+t.uploaded},0),t=this.torrents.reduce(function(e,t){return e+t.received},0)||1;return e/t}}),o.prototype.get=function(e){var t=this,n=t.torrents.length,r,o;if(e instanceof S){for(r=0;r<n;r++)if(o=t.torrents[r],o===e)return o;}else{var s;try{s=_(e)}catch(e){}if(!s)return null;if(!s.infoHash)throw new Error("Invalid torrent identifier");for(r=0;r<n;r++)if(o=t.torrents[r],o.infoHash===s.infoHash)return o}return null},o.prototype.download=function(e,t,n){return console.warn("WebTorrent: client.download() is deprecated. Use client.add() instead"),this.add(e,t,n)},o.prototype.add=function(e,t,n){function r(){if(!s.destroyed)for(var e=0,n=s.torrents.length,r;e<n;e++)if(r=s.torrents[e],r.infoHash===a.infoHash&&r!==a)return void a._destroy(new Error("Cannot add duplicate torrent "+a.infoHash))}function o(){s.destroyed||("function"==typeof n&&n(a),s.emit("torrent",a))}function i(){a.removeListener("_infoHash",r),a.removeListener("ready",o),a.removeListener("close",i)}var s=this;if(s.destroyed)throw new Error("client is destroyed");if("function"==typeof t)return s.add(e,null,t);s._debug("add"),t=t?f(t):{};var a=new S(e,s,t);return s.torrents.push(a),a.once("_infoHash",r),a.once("ready",o),a.once("close",i),a},o.prototype.seed=function(e,t,n){function r(e){o._debug("on seed"),"function"==typeof n&&n(e),e.emit("seed"),o.emit("seed",e)}var o=this;if(o.destroyed)throw new Error("client is destroyed");if("function"==typeof t)return o.seed(e,null,t);o._debug("seed"),t=t?f(t):{},"string"==typeof e&&(t.path=y.dirname(e)),t.createdBy||(t.createdBy="WebTorrent/"+C);var a=o.add(null,t,function(e){var t=[function(t){e.load(l,t)}];o.dht&&t.push(function(t){e.once("dhtAnnounce",t)}),g(t,function(t){return o.destroyed?void 0:t?e._destroy(t):void r(e)})}),l;return s(e)&&(e=Array.prototype.slice.call(e)),Array.isArray(e)||(e=[e]),g(e.map(function(e){return function(t){i(e)?d(e,t):t(null,e)}}),function(e,n){return o.destroyed?void 0:e?a._destroy(e):void c.parseInput(n,t,function(e,r){return o.destroyed?void 0:e?a._destroy(e):void(l=r.map(function(e){return e.getStream}),c(n,t,function(e,t){if(!o.destroyed){if(e)return a._destroy(e);var n=o.get(t);n?a._destroy(new Error("Cannot add duplicate torrent "+n.infoHash)):a._onTorrentId(t)}}))})}),a},o.prototype.remove=function(e,t){this._debug("remove");var n=this.get(e);if(!n)throw new Error("No torrent with id "+e);this._remove(e,t)},o.prototype._remove=function(e,t){var n=this.get(e);n&&(this.torrents.splice(this.torrents.indexOf(n),1),n.destroy(t))},o.prototype.address=function(){return this.listening?this._tcpPool?this._tcpPool.server.address():{address:"0.0.0.0",family:"IPv4",port:0}:null},o.prototype.destroy=function(e){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,e)},o.prototype._destroy=function(e,t){var n=this;n._debug("client destroy"),n.destroyed=!0;var r=n.torrents.map(function(e){return function(t){e.destroy(t)}});n._tcpPool&&r.push(function(e){n._tcpPool.destroy(e)}),n.dht&&r.push(function(e){n.dht.destroy(e)}),g(r,t),e&&n.emit("error",e),n.torrents=[],n._tcpPool=null,n.dht=null},o.prototype._onListening=function(){if(this._debug("listening"),this.listening=!0,this._tcpPool){var e=this._tcpPool.server.address();e&&(this.torrentPort=e.port)}this.emit("listening")},o.prototype._debug=function(){var e=[].slice.call(arguments);e[0]="["+this._debugId+"] "+e[0],l.apply(null,e)}}).call(this,e("_process"),"undefined"==typeof global?"undefined"==typeof self?"undefined"==typeof window?{}:window:self:global)},{"./lib/tcp-pool":21,"./lib/torrent":5,"./package.json":128,_process:69,"bittorrent-dht/client":21,"create-torrent":34,debug:35,events:24,inherits:44,"load-ip-set":21,"parse-torrent":65,path:66,randombytes:76,"run-parallel":90,"safe-buffer":92,"simple-concat":93,"simple-peer":95,speedometer:98,xtend:125,"zero-fill":127}]},{},[129])(129)});