build

1 files changed, 1 insertions, 1 deletions

diff --git a/webtorrent.min.js b/webtorrent.min.js
index 05ca5ed..11c03c7 100644
--- a/webtorrent.min.js
+++ b/webtorrent.min.js
@@ -2,4 +2,4 @@
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t=this;t._trackers.forEach(function(t){t.update(e)})},r.prototype.setInterval=function(e){var t=this;t._intervalMs=e,t._trackers.forEach(function(t){t.setInterval(e)})},f(i,a),i.prototype.start=function(e){var t=this;e=e||{},e.event="started",s("sent `start` %s %s",t._announceUrl,JSON.stringify(e)),t._announce(e),t.setInterval(t._intervalMs)},i.prototype.stop=function(e){var t=this;e=e||{},e.event="stopped",s("sent `stop` %s %s",t._announceUrl,JSON.stringify(e)),t._announce(e),t.setInterval(0)},i.prototype.complete=function(e){var t=this;e=e||{},e.event="completed",e.downloaded=e.downloaded||t.torrentLength||0,s("sent `complete` %s %s",t._announceUrl,JSON.stringify(e)),t._announce(e)},i.prototype.update=function(e){var t=this;e=e||{},s("sent `update` %s %s",t._announceUrl,JSON.stringify(e)),t._announce(e)},i.prototype._init=function(e){var t=this;e&&t.once("ready",e),t._socket||(p[t._announceUrl]?(t._socket=p[t._announceUrl],t._onSocketReady()):(t._socket=p[t._announceUrl]=new l(t._announceUrl),t._socket.on("ready",t._onSocketReady.bind(t))),t._socket.on("warning",t._onSocketWarning.bind(t)),t._socket.on("error",t._onSocketWarning.bind(t)),t._socket.on("message",t._onSocketMessage.bind(t)))},i.prototype._onSocketReady=function(){var e=this;e.ready=!0,e.emit("ready")},i.prototype._onSocketWarning=function(e){s("tracker warning %s",e.message)},i.prototype._onSocketMessage=function(e){var t=this;if("object"!=typeof e||null===e)return t.client.emit("warning",new Error("Invalid tracker response"));if(e.info_hash===t.client._infoHash.toString("binary")){s("received %s from %s",JSON.stringify(e),t._announceUrl);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 i=e.interval||e["min interval"];i&&!t._opts.interval&&0!==t._intervalMs&&t.setInterval(1e3*i);var a=e["tracker 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%s",JSON.stringify(e)),e.sdp&&t._pc.setRemoteDescription(new g(e),function(){var e="offer"===t._pc.remoteDescription.type;e&&t._pc.createAnswer(function(e){i(e),t._pc.setLocalDescription(e);var n=function(){t.emit("signal",t._pc.localDescription||e)};t.trickle||t._iceComplete?n():t.once("_iceComplete",n)},t._onError.bind(t))},t._onError.bind(t)),e.candidate)try{t._pc.addIceCandidate(new m(e.candidate))}catch(n){t.destroy(new Error("error adding candidate, "+n.message))}e.sdp||e.candidate||t.destroy(new Error("signal() called with invalid signal data"))}},n.prototype.destroy=function(e,t){var n=this;if(!n.destroyed){if(o("destroy (error: %s)",e&&e.message),n.destroyed=!0,n.ready=!1,"function"==typeof e&&(t=e,e=null),t&&n.once("close",t),n._pc){try{n._pc.close()}catch(e){}n._pc.oniceconnectionstatechange=null,n._pc.onsignalingstatechange=null,n._pc.onicecandidate=null}if(n._channel){try{n._channel.close()}catch(e){}n._channel.onmessage=null,n._channel.onopen=null,n._channel.onclose=null}n._pc=null,n._channel=null,n._dataStreams.forEach(function(t){e&&t.emit("error",e),t._readableState.ended||t.push(null),t._writableState.finished||t.end()}),n._dataStreams=[],e&&n.emit("error",e),n.emit("close")
-}},n.prototype.getDataStream=function(e){var t=this;if(t.destroyed)throw new Error("peer is destroyed");var n=new r(a({_peer:t},e));return t._dataStreams.push(n),n},n.prototype._setupData=function(e){var t=this;t._channel=e.channel,t.channelName=t._channel.label,t._channel.binaryType="arraybuffer",t._channel.onmessage=t._onChannelMessage.bind(t),t._channel.onopen=t._onChannelOpen.bind(t),t._channel.onclose=t._onChannelClose.bind(t)},n.prototype._setupVideo=function(e){var t=this;t._pc.addStream(e)},n.prototype._onIceConnectionStateChange=function(){var e=this;if(!e.destroyed){var t=e._pc.iceGatheringState,n=e._pc.iceConnectionState;e.emit("iceConnectionStateChange",t,n),o("iceConnectionStateChange %s %s",t,n),("connected"===n||"completed"===n)&&(e._pcReady=!0,e._maybeReady()),("disconnected"===n||"closed"===n)&&e.destroy()}},n.prototype._maybeReady=function(){var e=this;o("maybeReady pc %s channel %s",e._pcReady,e._channelReady),!e.ready&&e._pcReady&&e._channelReady&&(o("ready"),e.ready=!0,e.emit("ready"))},n.prototype._onSignalingStateChange=function(){var e=this;e.destroyed||(e.emit("signalingStateChange",e._pc.signalingState),o("signalingStateChange %s",e._pc.signalingState))},n.prototype._onIceCandidate=function(e){var t=this;t.destroyed||(e.candidate&&t.trickle?t.emit("signal",{candidate:e.candidate}):e.candidate||(t._iceComplete=!0,t.emit("_iceComplete")))},n.prototype._onChannelMessage=function(e){var t=this;if(!t.destroyed){var n=e.data;if(o("receive %s",n),n instanceof ArrayBuffer)n=d(new Uint8Array(n)),t.emit("message",n);else try{t.emit("message",JSON.parse(n))}catch(r){t.emit("message",n)}t._dataStreams.forEach(function(e){e.push(n)})}},n.prototype._onChannelOpen=function(){var e=this;e.destroyed||(e._channelReady=!0,e._maybeReady())},n.prototype._onChannelClose=function(){var e=this;e.destroyed||(e._channelReady=!1,e.destroy())},n.prototype._onAddStream=function(e){var t=this;t.destroyed||t.emit("stream",e.stream)},n.prototype._onError=function(e){var t=this;t.destroyed||(o("error %s",e.message),t.destroy(e))},u(r,l.Duplex),r.prototype.destroy=function(){var e=this;e._peer.destroy()},r.prototype._read=function(){},r.prototype._write=function(e,t,n){var r=this;r._peer.send(e,n)}},{debug:45,events:15,"extend.js":74,hat:52,inherits:53,"is-typedarray":76,once:56,stream:30,"typedarray-to-buffer":77}],76:[function(e,t,n){arguments[4][40][0].apply(n,arguments)},{dup:40}],77:[function(e,t,n){arguments[4][39][0].apply(n,arguments)},{buffer:11,dup:39,"is-typedarray":76}],78:[function(e,t){function n(e,t){return this instanceof n?(r.call(this),t||(t={}),this._url=e,this._reconnect=void 0!==t.reconnect?t.reconnect:s,void this._init()):new n(e,t)}t.exports=n;var r=e("events").EventEmitter,i=e("inherits"),o=e("once"),s=5e3;i(n,r),n.prototype.send=function(e){this._ws&&this._ws.readyState===WebSocket.OPEN&&("object"==typeof e&&(e=JSON.stringify(e)),this._ws.send(e))},n.prototype.destroy=function(e){e&&this.once("close",e);try{this._ws.close()}catch(t){this._onclose()}},n.prototype._init=function(){this._errored=!1,this._ws=new WebSocket(this._url),this._ws.onopen=this._onopen.bind(this),this._ws.onmessage=this._onmessage.bind(this),this._ws.onclose=this._onclose.bind(this),this._ws.onerror=o(this._onerror.bind(this))},n.prototype._onopen=function(){this.emit("ready")},n.prototype._onerror=function(e){this._errored=!0,this.destroy(),this._reconnect?(this._timeout=setTimeout(this._init.bind(this),this._reconnect),this.emit("warning",e)):this.emit("error",e)},n.prototype._onmessage=function(e){var t=e.data;try{t=JSON.parse(e.data)}catch(n){}this.emit("message",t)},n.prototype._onclose=function(){clearTimeout(this._timeout),this._ws&&(this._ws.onopen=null,this._ws.onerror=null,this._ws.onmessage=null,this._ws.onclose=null),this._ws=null,this._errored||this.emit("close")}},{events:15,inherits:53,once:56}],79:[function(e,t){(function(n){var r=e("bencode"),i=e("bitfield"),o=e("events").EventEmitter,s=e("inherits"),a=e("simple-sha1"),c=1e7,u=1e3,f=16384;t.exports=function(e){function t(t){o.call(this),this._wire=t,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._fetching=!1,this._bitfield=new i(0,{grow:u}),n.isBuffer(e)&&this.setMetadata(e)}return s(t,o),t.prototype.name="ut_metadata",t.prototype.onHandshake=function(e){this._infoHash=e,this._infoHashHex=e.toString("hex")},t.prototype.onExtendedHandshake=function(e){return e.m&&e.m.ut_metadata?e.metadata_size?e.metadata_size>c?this.emit("warning",new Error("Peer gave maliciously large metadata size")):(this._metadataSize=e.metadata_size,this._numPieces=Math.ceil(this._metadataSize/f),this._remainingRejects=2*this._numPieces,void(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,n;try{var i=e.toString(),o=i.indexOf("ee")+2;t=r.decode(i.substring(0,o)),n=e.slice(o)}catch(s){return}switch(t.msg_type){case 0:this._onRequest(t.piece);break;case 1:this._onData(t.piece,n,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;try{var t=r.decode(e).info;t&&(e=r.encode(t))}catch(n){}return this._infoHashHex&&this._infoHashHex!==a.sync(e)?!1:(this.cancel(),this.metadata=e,this._metadataComplete=!0,this._metadataSize=this.metadata.length,this._wire.extendedHandshake.metadata_size=this._metadataSize,this.emit("metadata",r.encode({info:r.decode(this.metadata)})),!0)},t.prototype._send=function(e,t){var i=r.encode(e);n.isBuffer(t)&&(i=n.concat([i,t])),this._wire.extended("ut_metadata",i)},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*f,n=t+f;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>f||(t.copy(this.metadata,e*f),this._bitfield.set(e),this._checkDone())},t.prototype._onReject=function(e){this._remainingRejects>0&&this._fetching?(this._request(e),this._remainingRejects-=1):this.emit("warning",new Error('Peer sent "reject" too much'))},t.prototype._requestPieces=function(){this.metadata=new n(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 i(0,{grow:u}),this._remainingRejects-=this._numPieces,this._remainingRejects>0?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))},t}}).call(this,e("buffer").Buffer)},{bencode:80,bitfield:6,buffer:11,events:15,inherits:53,"simple-sha1":69}],80:[function(e,t,n){arguments[4][35][0].apply(n,arguments)},{"./lib/decode":81,"./lib/encode":83,dup:35}],81:[function(e,t,n){arguments[4][36][0].apply(n,arguments)},{"./dict":82,buffer:11,dup:36}],82:[function(e,t,n){arguments[4][37][0].apply(n,arguments)},{dup:37}],83:[function(e,t,n){arguments[4][38][0].apply(n,arguments)},{buffer:11,dup:38}],84:[function(e,t){(function(n){function r(e,t,n){this.swarm=e,this.stream=t,this.id=n;var r=this.wire=new f;this.timeout=null,this.handshaked=!1,this.paused=!0;var i=c(function(){this.handshaked&&this.swarm.wires.splice(this.swarm.wires.indexOf(this.wire),1),this.destroy(),this.swarm._drain(),this.swarm._peers[this.id]=null}.bind(this));t.once("end",i),t.once("error",i),t.once("close",i),t.once("finish",i),r.once("end",i),r.once("close",i),r.once("error",i),r.once("finish",i),r.on("handshake",this._onHandshake.bind(this)),t.pipe(r).pipe(t)}function i(e,t,r){return this instanceof i?(s.call(this),r||(r={}),this.infoHash="string"==typeof e?new n(e,"hex"):e,this.infoHashHex=this.infoHash.toString("hex"),this.peerId="string"==typeof t?new n(t,"hex"):t,this.peerIdHex=this.peerId.toString("hex"),o("new swarm i %s p %s",this.infoHashHex,this.peerIdHex),this.handshake=r.handshake,this.maxPeers=r.maxPeers||h,this.downloaded=0,this.uploaded=0,this.downloadSpeed=u(),this.uploadSpeed=u(),this.wires=[],this._queue=[],this._peers={},this.paused=!1,void(this.destroyed=!1)):new i(e,t,r)}t.exports=i;var o=e("debug")("webtorrent-swarm"),s=e("events").EventEmitter,a=e("inherits"),c=e("once"),u=e("speedometer"),f=e("bittorrent-protocol"),h=30,l=25e3;r.prototype.destroy=function(){o("peer destroy"),this.stream&&this.stream.destroy(),this.wire&&this.wire.destroy(),this.timeout&&clearTimeout(this.timeout),this.stream=null,this.wire=null,this.timeout=null},r.prototype.handshake=function(){this.paused=!1,this.wire.handshake(this.swarm.infoHash,this.swarm.peerId,this.swarm.handshake),o("sent handshake i %s p %s",this.swarm.infoHashHex,this.swarm.peerIdHex),this.handshaked||(this.timeout=setTimeout(function(){this.destroy()}.bind(this),l))},r.prototype._onHandshake=function(e){var t=e.toString("hex");return o("got handshake %s",t),this.swarm.destroyed||t!==this.swarm.infoHashHex?this.destroy():(this.handshaked=!0,clearTimeout(this.timeout),this.wire.on("download",function(e){this.swarm.downloaded+=e,this.swarm.downloadSpeed(e),this.swarm.emit("download",e)}.bind(this)),this.wire.on("upload",function(e){this.swarm.uploaded+=e,this.swarm.uploadSpeed(e),this.swarm.emit("upload",e)}.bind(this)),this.swarm.wires.push(this.wire),void this.swarm.emit("wire",this.wire))},a(i,s),Object.defineProperty(i.prototype,"ratio",{get:function(){return 0===this.downloaded?0:this.uploaded/this.downloaded}}),Object.defineProperty(i.prototype,"numQueued",{get:function(){return this._queue.length}}),Object.defineProperty(i.prototype,"numPeers",{get:function(){return this.wires.length}}),i.prototype.addPeer=function(e){if(!this.destroyed&&!this._peers[e.id]){var t=e.getDataStream(),n=new r(this,t,e.id);this._peers[e.id]=n,this._queue.push(n),this._drain()}},i.prototype.pause=function(){o("pause"),this.paused=!0},i.prototype.resume=function(){o("resume"),this.paused=!1,this._drain()},i.prototype.removePeer=function(e){o("removePeer %s",e),this._removePeer(e),this._drain()},i.prototype._removePeer=function(e){o("_removePeer %s",e),e.destroy()},i.prototype.destroy=function(e){if(!this.destroyed){this.destroyed=!0,e&&this.once("close",e),o("destroy");for(var t in this._peers)this._removePeer(t);this.emit("close")}},i.prototype._drain=function(){if(!(this.paused||this.destroyed||this.numPeers>=this.maxPeers)){o("drain %s queued %s peers %s max",this.numQueued,this.numPeers,this.maxPeers);var e=this._queue.shift();e&&e.handshake()}}}).call(this,e("buffer").Buffer)},{"bittorrent-protocol":85,buffer:11,debug:45,events:15,inherits:53,once:56,speedometer:71}],85:[function(e,t){(function(n){function r(e,t,n,r){this.piece=e,this.offset=t,this.length=n,this.callback=r}function i(){return this instanceof i?(d.Duplex.call(this),u("new wire"),this.amChoking=!0,this.amInterested=!1,this.peerChoking=!0,this.peerInterested=!1,this.peerPieces=new a(0,{grow:p}),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=l(),this.downloadSpeed=l(),this._keepAlive=null,this._timeout=null,this._timeoutMs=0,this.destroyed=!1,this._finished=!1,this._buffer=[],this._bufferSize=0,this._parser=null,this._parserSize=0,this.on("finish",this._onfinish),void this._parseHandshake()):new i}function o(e,t,n,r){for(var i=0;i<e.length;i++){var o=e[i];if(o.piece===t&&o.offset===n&&o.length===r)return 0===i?e.shift():e.splice(i,1),o}return null}function s(e){try{return c.decode(e)}catch(t){console.warn(t)}}t.exports=i;var a=e("bitfield"),c=e("bencode"),u=e("debug")("bittorrent-protocol"),f=e("xtend"),h=e("inherits"),l=e("speedometer"),d=e("stream"),p=4e5,g=new n("BitTorrent protocol"),m=new n([0,0,0,0]),y=new n([0,0,0,1,0]),v=new n([0,0,0,1,1]),_=new n([0,0,0,1,2]),w=new n([0,0,0,1,3]),b=[0,0,0,0,0,0,0,0],k=[0,0,0,3,9,0,0];h(i,d.Duplex),i.prototype.setKeepAlive=function(e){clearInterval(this._keepAlive),e!==!1&&(this._keepAlive=setInterval(this._push.bind(this,m),6e4))},i.prototype.setTimeout=function(e){this._clearTimeout(),this._timeoutMs=e,this._updateTimeout()},i.prototype.destroy=function(){this.destroyed=!0,this.end()},i.prototype.end=function(){this._onUninterested(),this._onChoke(),d.Duplex.prototype.end.apply(this,arguments)},i.prototype.use=function(e){function t(){}var n=e.prototype.name;if(!n)throw new Error("Extension API requires a named function, e.g. function name() {}");var r=this._nextExt,i=new e(this);"function"!=typeof i.onHandshake&&(i.onHandshake=t),"function"!=typeof i.onExtendedHandshake&&(i.onExtendedHandshake=t),"function"!=typeof i.onMessage&&(i.onMessage=t),this.extendedMapping[r]=n,this._ext[n]=i,this[n]=i,this._nextExt+=1},i.prototype.handshake=function(e,t,r){if("string"==typeof e&&(e=new n(e,"hex")),"string"==typeof t&&(t=new n(t,"hex")),20!==e.length||20!==t.length)throw new Error("infoHash and peerId MUST have length 20");var i=new n(b);i[5]|=16,r&&r.dht&&(i[7]|=1),this._push(n.concat([g,i,e,t]))},i.prototype.choke=function(){this.amChoking||(this.amChoking=!0,this.peerRequests.splice(0,this.peerRequests.length),this._push(y))},i.prototype.unchoke=function(){this.amChoking&&(this.amChoking=!1,this._push(v))},i.prototype.interested=function(){this.amInterested||(this.amInterested=!0,this._push(_))},i.prototype.uninterested=function(){this.amInterested&&(this.amInterested=!1,this._push(w))},i.prototype.have=function(e){this._message(4,[e],null)},i.prototype.bitfield=function(e){n.isBuffer(e)||(e=e.buffer),this._message(5,[],e)},i.prototype.request=function(e,t,n,i){return i||(i=function(){}),this._finished?i(new Error("wire is closed")):this.peerChoking?i(new Error("peer is choking")):(this.requests.push(new r(e,t,n,i)),this._updateTimeout(),void this._message(6,[e,t,n],null))},i.prototype.piece=function(e,t,n){this.uploaded+=n.length,this.uploadSpeed(n.length),this.emit("upload",n.length),this._message(7,[e,t],n)},i.prototype.cancel=function(e,t,n){this._callback(o(this.requests,e,t,n),new Error("request was cancelled"),null),this._message(8,[e,t,n],null)},i.prototype.port=function(e){var t=new n(k);t.writeUInt16BE(e,5),this._push(t)},i.prototype.extended=function(e,t){if("string"==typeof e&&this.peerExtendedMapping[e]&&(e=this.peerExtendedMapping[e]),"number"!=typeof e)throw new Error("Unrecognized extension: "+e);var r=new n([e]),i=n.isBuffer(t)?t:c.encode(t);this._message(20,[],n.concat([r,i]))},i.prototype._onKeepAlive=function(){this.emit("keep-alive")},i.prototype._onHandshake=function(e,t,n){this.peerId=t,this.peerExtensions=n,this.emit("handshake",e,t,n);var r;for(r in this._ext)this._ext[r].onHandshake(e,t,n);if(n.extended){var i=f(this.extendedHandshake);i.m={};for(var o in this.extendedMapping)r=this.extendedMapping[o],i.m[r]=Number(o);this.extended(0,c.encode(i))}},i.prototype._onChoke=function(){for(this.peerChoking=!0,this.emit("choke");this.requests.length;)this._callback(this.requests.shift(),new Error("peer is choking"),null)},i.prototype._onUnchoke=function(){this.peerChoking=!1,this.emit("unchoke")},i.prototype._onInterested=function(){this.peerInterested=!0,this.emit("interested")},i.prototype._onUninterested=function(){this.peerInterested=!1,this.emit("uninterested")},i.prototype._onHave=function(e){this.peerPieces.get(e)||(this.peerPieces.set(e,!0),this.emit("have",e))},i.prototype._onBitField=function(e){this.peerPieces=new a(e),this.emit("bitfield",this.peerPieces)},i.prototype._onRequest=function(e,t,n){if(!this.amChoking){var i=function(r,i){s===o(this.peerRequests,e,t,n)&&(r||this.piece(e,t,i))}.bind(this),s=new r(e,t,n,i);this.peerRequests.push(s),this.emit("request",e,t,n,i)}},i.prototype._onPiece=function(e,t,n){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)},i.prototype._onCancel=function(e,t,n){o(this.peerRequests,e,t,n),this.emit("cancel",e,t,n)},i.prototype._onPort=function(e){this.emit("port",e)},i.prototype._onExtended=function(e,t){var n,r;if(0===e&&(n=s(t))){if(this.peerExtendedHandshake=n,"object"==typeof n.m)for(r in n.m)this.peerExtendedMapping[r]=Number(n.m[r].toString());for(r in this._ext)this.peerExtendedMapping[r]&&this._ext[r].onExtendedHandshake(this.peerExtendedHandshake);this.emit("extended","handshake",this.peerExtendedHandshake)}else this.extendedMapping[e]&&(e=this.extendedMapping[e],this._ext[e]&&this._ext[e].onMessage(t)),this.emit("extended",e,t)},i.prototype._onTimeout=function(){this._callback(this.requests.shift(),new Error("request has timed out"),null),this.emit("timeout")},i.prototype._push=function(e){return this._finished?void 0:this.push(e)},i.prototype._write=function(e,t,r){for(this._bufferSize+=e.length,this._buffer.push(e);this._bufferSize>=this._parserSize;){var i=1===this._buffer.length?this._buffer[0]:n.concat(this._buffer);this._bufferSize-=this._parserSize,this._buffer=this._bufferSize?[i.slice(this._parserSize)]:[],this._parser(i.slice(0,this._parserSize))}r(null)},i.prototype._read=function(){},i.prototype._callback=function(e,t,n){e&&(this._clearTimeout(),this.peerChoking||this._finished||this._updateTimeout(),e.callback(t,n))},i.prototype._clearTimeout=function(){this._timeout&&(clearTimeout(this._timeout),this._timeout=null)},i.prototype._updateTimeout=function(){this._timeoutMs&&this.requests.length&&!this._timeout&&(this._timeout=setTimeout(this._onTimeout.bind(this),this._timeoutMs))},i.prototype._parse=function(e,t){this._parserSize=e,this._parser=t},i.prototype._message=function(e,t,r){var i=r?r.length:0,o=new n(5+4*t.length);o.writeUInt32BE(o.length+i-4,0),o[4]=e;for(var s=0;s<t.length;s++)o.writeUInt32BE(t[s],5+4*s);this._push(o),r&&this._push(r)},i.prototype._onmessagelength=function(e){var t=e.readUInt32BE(0);t>0?this._parse(t,this._onmessage):(this._onKeepAlive(),this._parse(4,this._onmessagelength))},i.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.emit("unknownmessage",e)}},i.prototype._parseHandshake=function(){this._parse(1,function(e){var t=e.readUInt8(0);this._parse(t+48,function(e){var n=e.slice(0,t);return"BitTorrent protocol"!==n.toString()?(u("Error: wire not speaking BitTorrent protocol (%s)",n.toString()),void this.end()):(e=e.slice(t),this._onHandshake(e.slice(8,28),e.slice(28,48),{dht:!!(1&e[7]),extended:!!(16&e[5])}),void this._parse(4,this._onmessagelength))}.bind(this))}.bind(this))},i.prototype._onfinish=function(){for(this._finished=!0,this.push(null);this.read(););for(clearInterval(this._keepAlive),this._parse(Number.MAX_VALUE,function(){}),this.peerRequests=[];this.requests.length;)this._callback(this.requests.shift(),new Error("wire was closed"),null)}}).call(this,e("buffer").Buffer)},{bencode:86,bitfield:6,buffer:11,debug:45,inherits:53,speedometer:71,stream:30,xtend:90}],86:[function(e,t,n){arguments[4][35][0].apply(n,arguments)},{"./lib/decode":87,"./lib/encode":89,dup:35}],87:[function(e,t,n){arguments[4][36][0].apply(n,arguments)},{"./dict":88,buffer:11,dup:36}],88:[function(e,t,n){arguments[4][37][0].apply(n,arguments)},{dup:37}],89:[function(e,t,n){arguments[4][38][0].apply(n,arguments)},{buffer:11,dup:38}],90:[function(e,t){function n(){for(var e={},t=0;t<arguments.length;t++){var n=arguments[t];for(var r in n)n.hasOwnProperty(r)&&(e[r]=n[r])}return e}t.exports=n},{}],91:[function(e,t){function n(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)n.hasOwnProperty(r)&&(e[r]=n[r])}return e}t.exports=n},{}],92:[function(e,t){t.exports=function n(e,t){return void 0===t?function(t){return n(e,t)}:(e-=t.toString().length,e>0?new Array(e+(/\./.test(t)?2:1)).join("0")+t:t+"")}},{}],93:[function(e,t){(function(n,r){function i(e){function t(){o.destroyed||(o.ready=!0,o.emit("ready"))}var o=this;return o instanceof i?(e||(e={}),c.call(o),s.enabled||o.setMaxListeners(0),o.destroyed=!1,o.torrentPort=e.torrentPort||0,o.tracker=void 0!==e.tracker?e.tracker:!0,o.rtcConfig=e.rtcConfig,o.torrents=[],o.downloadSpeed=g(),o.uploadSpeed=g(),o.storage="function"==typeof e.storage?e.storage:e.storage!==!1&&"function"==typeof y?y:v,o.peerId=void 0===e.peerId?new r("-WW"+w+"-"+f(48),"utf8"):"string"==typeof e.peerId?new r(e.peerId,"hex"):e.peerId,o.peerIdHex=o.peerId.toString("hex"),o.nodeId=void 0===e.nodeId?new r(f(160),"hex"):"string"==typeof e.nodeId?new r(e.nodeId,"hex"):e.nodeId,o.nodeIdHex=o.nodeId.toString("hex"),e.dht!==!1&&"function"==typeof a&&(o.dht=new a(u({nodeId:o.nodeId},e.dht)),o.dht.listen(e.dhtPort)),s("new webtorrent (peerId %s, nodeId %s)",o.peerIdHex,o.nodeIdHex),void("function"==typeof l?l(e.blocklist,{headers:{"user-agent":"WebTorrent (http://webtorrent.io)"}},function(e,n){return e?o.error("failed to load blocklist: "+e.message):(o.blocked=n,void t())}):n.nextTick(t))):new i(e)}t.exports=i;var o=e("create-torrent"),s=e("debug")("webtorrent"),a=e("bittorrent-dht/client"),c=e("events").EventEmitter,u=e("xtend"),f=e("hat"),h=e("inherits"),l=e("load-ip-set"),d=e("run-parallel"),p=e("parse-torrent"),g=e("speedometer"),m=e("zero-fill"),y=e("./lib/fs-storage"),v=e("./lib/storage"),_=e("./lib/torrent");h(i,c);var w=(e("./package.json").version||"0.28.0").match(/([0-9]+)/g).slice(0,2).map(m(2)).join("");Object.defineProperty(i.prototype,"ratio",{get:function(){var e=this,t=e.torrents.reduce(function(e,t){return e+t.uploaded},0),n=e.torrents.reduce(function(e,t){return e+t.downloaded},0)||1;return t/n}}),i.prototype.get=function(e){var t=this,n=p(e);if(!n.infoHash)throw new Error("Invalid torrent identifier");for(var r=0,i=t.torrents.length;i>r;r++){var o=t.torrents[r];if(o.infoHash===n.infoHash)return o}return null},i.prototype.add=i.prototype.download=function(e,t,n){function r(e){o.infoHash===e.infoHash&&(n(o),i.removeListener("torrent",r))}var i=this;if(i.destroyed)throw new Error("client is destroyed");s("add %s",e),"function"==typeof t&&(n=t,t={}),t||(t={}),t.client=i,t.storage=t.storage||i.storage,t.storageOpts||(t.storageOpts={}),t.tmp&&(t.storageOpts.tmp=t.tmp);var o=new _(e,t);return i.torrents.push(o),n&&i.on("torrent",r),o.on("error",function(e){i.emit("error",e,o)}),o.on("listening",function(e){i.emit("listening",e,o)}),o.on("ready",function(){s("torrent"),i.emit("torrent",o)}),o},i.prototype.seed=function(e,t,n){var r=this;if(r.destroyed)throw new Error("client is destroyed");s("seed %s",e),"function"==typeof t&&(n=t,t={}),t||(t={}),t.storageOpts||(t.storageOpts={}),t.storageOpts.noVerify=!0,o.parseInput(e,t,function(i,s){if(i)return r.emit("error",i);var a=s.map(function(e){return e.getStream});o(e,t,function(e,i){return e?r.emit("error",e):void(r.destroyed||r.add(i,t,function(e){var t=[function(t){e.storage.load(a,t)}];r.dht&&t.push(function(t){e.on("dhtAnnounce",t)}),d(t,function(t){return t?r.emit("error",t):(n&&n(e),void r.emit("seed",e))})}))})})},i.prototype.remove=function(e,t){var n=this,r=n.get(e);if(!r)throw new Error("No torrent with id "+e);s("remove"),n.torrents.splice(n.torrents.indexOf(r),1),r.destroy(t)},i.prototype.destroy=function(e){var t=this;t.destroyed=!0,s("destroy");var n=t.torrents.map(function(e){return function(n){t.remove(e.infoHash,n)}});t.dht&&n.push(function(e){t.dht.destroy(e)}),d(n,e)}}).call(this,e("_process"),e("buffer").Buffer)},{"./lib/fs-storage":10,"./lib/storage":4,"./lib/torrent":5,"./package.json":10,_process:18,"bittorrent-dht/client":10,buffer:11,"create-torrent":34,debug:45,events:15,hat:52,inherits:53,"load-ip-set":10,"parse-torrent":57,"run-parallel":68,speedometer:71,xtend:90,"zero-fill":92}]},{},[93])(93)});
\ No newline at end of file
+}},n.prototype.getDataStream=function(e){var t=this;if(t.destroyed)throw new Error("peer is destroyed");var n=new r(a({_peer:t},e));return t._dataStreams.push(n),n},n.prototype._setupData=function(e){var t=this;t._channel=e.channel,t.channelName=t._channel.label,t._channel.binaryType="arraybuffer",t._channel.onmessage=t._onChannelMessage.bind(t),t._channel.onopen=t._onChannelOpen.bind(t),t._channel.onclose=t._onChannelClose.bind(t)},n.prototype._setupVideo=function(e){var t=this;t._pc.addStream(e)},n.prototype._onIceConnectionStateChange=function(){var e=this;if(!e.destroyed){var t=e._pc.iceGatheringState,n=e._pc.iceConnectionState;e.emit("iceConnectionStateChange",t,n),o("iceConnectionStateChange %s %s",t,n),("connected"===n||"completed"===n)&&(e._pcReady=!0,e._maybeReady()),("disconnected"===n||"closed"===n)&&e.destroy()}},n.prototype._maybeReady=function(){var e=this;o("maybeReady pc %s channel %s",e._pcReady,e._channelReady),!e.ready&&e._pcReady&&e._channelReady&&(o("ready"),e.ready=!0,e.emit("ready"))},n.prototype._onSignalingStateChange=function(){var e=this;e.destroyed||(e.emit("signalingStateChange",e._pc.signalingState),o("signalingStateChange %s",e._pc.signalingState))},n.prototype._onIceCandidate=function(e){var t=this;t.destroyed||(e.candidate&&t.trickle?t.emit("signal",{candidate:e.candidate}):e.candidate||(t._iceComplete=!0,t.emit("_iceComplete")))},n.prototype._onChannelMessage=function(e){var t=this;if(!t.destroyed){var n=e.data;if(o("receive %s",n),n instanceof ArrayBuffer)n=d(new Uint8Array(n)),t.emit("message",n);else try{t.emit("message",JSON.parse(n))}catch(r){t.emit("message",n)}t._dataStreams.forEach(function(e){e.push(n)})}},n.prototype._onChannelOpen=function(){var e=this;e.destroyed||(e._channelReady=!0,e._maybeReady())},n.prototype._onChannelClose=function(){var e=this;e.destroyed||(e._channelReady=!1,e.destroy())},n.prototype._onAddStream=function(e){var t=this;t.destroyed||t.emit("stream",e.stream)},n.prototype._onError=function(e){var t=this;t.destroyed||(o("error %s",e.message),t.destroy(e))},u(r,l.Duplex),r.prototype.destroy=function(){var e=this;e._peer.destroy()},r.prototype._read=function(){},r.prototype._write=function(e,t,n){var r=this;r._peer.send(e,n)}},{debug:45,events:15,"extend.js":74,hat:52,inherits:53,"is-typedarray":76,once:56,stream:30,"typedarray-to-buffer":77}],76:[function(e,t,n){arguments[4][40][0].apply(n,arguments)},{dup:40}],77:[function(e,t,n){arguments[4][39][0].apply(n,arguments)},{buffer:11,dup:39,"is-typedarray":76}],78:[function(e,t){function n(e,t){return this instanceof n?(r.call(this),t||(t={}),this._url=e,this._reconnect=void 0!==t.reconnect?t.reconnect:s,void this._init()):new n(e,t)}t.exports=n;var r=e("events").EventEmitter,i=e("inherits"),o=e("once"),s=5e3;i(n,r),n.prototype.send=function(e){this._ws&&this._ws.readyState===WebSocket.OPEN&&("object"==typeof e&&(e=JSON.stringify(e)),this._ws.send(e))},n.prototype.destroy=function(e){e&&this.once("close",e);try{this._ws.close()}catch(t){this._onclose()}},n.prototype._init=function(){this._errored=!1,this._ws=new WebSocket(this._url),this._ws.onopen=this._onopen.bind(this),this._ws.onmessage=this._onmessage.bind(this),this._ws.onclose=this._onclose.bind(this),this._ws.onerror=o(this._onerror.bind(this))},n.prototype._onopen=function(){this.emit("ready")},n.prototype._onerror=function(e){this._errored=!0,this.destroy(),this._reconnect?(this._timeout=setTimeout(this._init.bind(this),this._reconnect),this.emit("warning",e)):this.emit("error",e)},n.prototype._onmessage=function(e){var t=e.data;try{t=JSON.parse(e.data)}catch(n){}this.emit("message",t)},n.prototype._onclose=function(){clearTimeout(this._timeout),this._ws&&(this._ws.onopen=null,this._ws.onerror=null,this._ws.onmessage=null,this._ws.onclose=null),this._ws=null,this._errored||this.emit("close")}},{events:15,inherits:53,once:56}],79:[function(e,t){(function(n){var r=e("bencode"),i=e("bitfield"),o=e("events").EventEmitter,s=e("inherits"),a=e("simple-sha1"),c=1e7,u=1e3,f=16384;t.exports=function(e){function t(t){o.call(this),this._wire=t,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._fetching=!1,this._bitfield=new i(0,{grow:u}),n.isBuffer(e)&&this.setMetadata(e)}return s(t,o),t.prototype.name="ut_metadata",t.prototype.onHandshake=function(e){this._infoHash=e,this._infoHashHex=e.toString("hex")},t.prototype.onExtendedHandshake=function(e){return e.m&&e.m.ut_metadata?e.metadata_size?e.metadata_size>c?this.emit("warning",new Error("Peer gave maliciously large metadata size")):(this._metadataSize=e.metadata_size,this._numPieces=Math.ceil(this._metadataSize/f),this._remainingRejects=2*this._numPieces,void(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,n;try{var i=e.toString(),o=i.indexOf("ee")+2;t=r.decode(i.substring(0,o)),n=e.slice(o)}catch(s){return}switch(t.msg_type){case 0:this._onRequest(t.piece);break;case 1:this._onData(t.piece,n,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;try{var t=r.decode(e).info;t&&(e=r.encode(t))}catch(n){}return this._infoHashHex&&this._infoHashHex!==a.sync(e)?!1:(this.cancel(),this.metadata=e,this._metadataComplete=!0,this._metadataSize=this.metadata.length,this._wire.extendedHandshake.metadata_size=this._metadataSize,this.emit("metadata",r.encode({info:r.decode(this.metadata)})),!0)},t.prototype._send=function(e,t){var i=r.encode(e);n.isBuffer(t)&&(i=n.concat([i,t])),this._wire.extended("ut_metadata",i)},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*f,n=t+f;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>f||(t.copy(this.metadata,e*f),this._bitfield.set(e),this._checkDone())},t.prototype._onReject=function(e){this._remainingRejects>0&&this._fetching?(this._request(e),this._remainingRejects-=1):this.emit("warning",new Error('Peer sent "reject" too much'))},t.prototype._requestPieces=function(){this.metadata=new n(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 i(0,{grow:u}),this._remainingRejects-=this._numPieces,this._remainingRejects>0?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))},t}}).call(this,e("buffer").Buffer)},{bencode:80,bitfield:6,buffer:11,events:15,inherits:53,"simple-sha1":69}],80:[function(e,t,n){arguments[4][35][0].apply(n,arguments)},{"./lib/decode":81,"./lib/encode":83,dup:35}],81:[function(e,t,n){arguments[4][36][0].apply(n,arguments)},{"./dict":82,buffer:11,dup:36}],82:[function(e,t,n){arguments[4][37][0].apply(n,arguments)},{dup:37}],83:[function(e,t,n){arguments[4][38][0].apply(n,arguments)},{buffer:11,dup:38}],84:[function(e,t){(function(n){function r(e,t,n){this.swarm=e,this.stream=t,this.id=n;var r=this.wire=new f;this.timeout=null,this.handshaked=!1,this.paused=!0;var i=c(function(){this.handshaked&&this.swarm.wires.splice(this.swarm.wires.indexOf(this.wire),1),this.destroy(),this.swarm._drain(),this.swarm._peers[this.id]=null}.bind(this));t.once("end",i),t.once("error",i),t.once("close",i),t.once("finish",i),r.once("end",i),r.once("close",i),r.once("error",i),r.once("finish",i),r.on("handshake",this._onHandshake.bind(this)),t.pipe(r).pipe(t)}function i(e,t,r){return this instanceof i?(s.call(this),r||(r={}),this.infoHash="string"==typeof e?new n(e,"hex"):e,this.infoHashHex=this.infoHash.toString("hex"),this.peerId="string"==typeof t?new n(t,"hex"):t,this.peerIdHex=this.peerId.toString("hex"),o("new swarm i %s p %s",this.infoHashHex,this.peerIdHex),this.handshake=r.handshake,this.maxPeers=r.maxPeers||h,this.downloaded=0,this.uploaded=0,this.downloadSpeed=u(),this.uploadSpeed=u(),this.wires=[],this._queue=[],this._peers={},this.paused=!1,void(this.destroyed=!1)):new i(e,t,r)}t.exports=i;var o=e("debug")("webtorrent-swarm"),s=e("events").EventEmitter,a=e("inherits"),c=e("once"),u=e("speedometer"),f=e("bittorrent-protocol"),h=30,l=25e3;r.prototype.destroy=function(){o("peer destroy"),this.stream&&this.stream.destroy(),this.wire&&this.wire.destroy(),this.timeout&&clearTimeout(this.timeout),this.stream=null,this.wire=null,this.timeout=null},r.prototype.handshake=function(){this.paused=!1,this.wire.handshake(this.swarm.infoHash,this.swarm.peerId,this.swarm.handshake),o("sent handshake i %s p %s",this.swarm.infoHashHex,this.swarm.peerIdHex),this.handshaked||(this.timeout=setTimeout(function(){this.destroy()}.bind(this),l))},r.prototype._onHandshake=function(e){var t=e.toString("hex");return o("got handshake %s",t),this.swarm.destroyed||t!==this.swarm.infoHashHex?this.destroy():(this.handshaked=!0,clearTimeout(this.timeout),this.wire.on("download",function(e){this.swarm.downloaded+=e,this.swarm.downloadSpeed(e),this.swarm.emit("download",e)}.bind(this)),this.wire.on("upload",function(e){this.swarm.uploaded+=e,this.swarm.uploadSpeed(e),this.swarm.emit("upload",e)}.bind(this)),this.swarm.wires.push(this.wire),void this.swarm.emit("wire",this.wire))},a(i,s),Object.defineProperty(i.prototype,"ratio",{get:function(){return 0===this.downloaded?0:this.uploaded/this.downloaded}}),Object.defineProperty(i.prototype,"numQueued",{get:function(){return this._queue.length}}),Object.defineProperty(i.prototype,"numPeers",{get:function(){return this.wires.length}}),i.prototype.addPeer=function(e){if(!this.destroyed&&!this._peers[e.id]){var t=e.getDataStream(),n=new r(this,t,e.id);this._peers[e.id]=n,this._queue.push(n),this._drain()}},i.prototype.pause=function(){o("pause"),this.paused=!0},i.prototype.resume=function(){o("resume"),this.paused=!1,this._drain()},i.prototype.removePeer=function(e){o("removePeer %s",e),this._removePeer(e),this._drain()},i.prototype._removePeer=function(e){o("_removePeer %s",e),e.destroy()},i.prototype.destroy=function(e){if(!this.destroyed){this.destroyed=!0,e&&this.once("close",e),o("destroy");for(var t in this._peers)this._removePeer(t);this.emit("close")}},i.prototype._drain=function(){if(!(this.paused||this.destroyed||this.numPeers>=this.maxPeers)){o("drain %s queued %s peers %s max",this.numQueued,this.numPeers,this.maxPeers);var e=this._queue.shift();e&&e.handshake()}}}).call(this,e("buffer").Buffer)},{"bittorrent-protocol":85,buffer:11,debug:45,events:15,inherits:53,once:56,speedometer:71}],85:[function(e,t){(function(n){function r(e,t,n,r){this.piece=e,this.offset=t,this.length=n,this.callback=r}function i(){return this instanceof i?(d.Duplex.call(this),u("new wire"),this.amChoking=!0,this.amInterested=!1,this.peerChoking=!0,this.peerInterested=!1,this.peerPieces=new a(0,{grow:p}),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=l(),this.downloadSpeed=l(),this._keepAlive=null,this._timeout=null,this._timeoutMs=0,this.destroyed=!1,this._finished=!1,this._buffer=[],this._bufferSize=0,this._parser=null,this._parserSize=0,this.on("finish",this._onfinish),void this._parseHandshake()):new i}function o(e,t,n,r){for(var i=0;i<e.length;i++){var o=e[i];if(o.piece===t&&o.offset===n&&o.length===r)return 0===i?e.shift():e.splice(i,1),o}return null}function s(e){try{return c.decode(e)}catch(t){console.warn(t)}}t.exports=i;var a=e("bitfield"),c=e("bencode"),u=e("debug")("bittorrent-protocol"),f=e("xtend"),h=e("inherits"),l=e("speedometer"),d=e("stream"),p=4e5,g=new n("BitTorrent protocol"),m=new n([0,0,0,0]),y=new n([0,0,0,1,0]),v=new n([0,0,0,1,1]),_=new n([0,0,0,1,2]),w=new n([0,0,0,1,3]),b=[0,0,0,0,0,0,0,0],k=[0,0,0,3,9,0,0];h(i,d.Duplex),i.prototype.setKeepAlive=function(e){clearInterval(this._keepAlive),e!==!1&&(this._keepAlive=setInterval(this._push.bind(this,m),6e4))},i.prototype.setTimeout=function(e){this._clearTimeout(),this._timeoutMs=e,this._updateTimeout()},i.prototype.destroy=function(){this.destroyed=!0,this.end()},i.prototype.end=function(){this._onUninterested(),this._onChoke(),d.Duplex.prototype.end.apply(this,arguments)},i.prototype.use=function(e){function t(){}var n=e.prototype.name;if(!n)throw new Error("Extension API requires a named function, e.g. function name() {}");var r=this._nextExt,i=new e(this);"function"!=typeof i.onHandshake&&(i.onHandshake=t),"function"!=typeof i.onExtendedHandshake&&(i.onExtendedHandshake=t),"function"!=typeof i.onMessage&&(i.onMessage=t),this.extendedMapping[r]=n,this._ext[n]=i,this[n]=i,this._nextExt+=1},i.prototype.handshake=function(e,t,r){if("string"==typeof e&&(e=new n(e,"hex")),"string"==typeof t&&(t=new n(t,"hex")),20!==e.length||20!==t.length)throw new Error("infoHash and peerId MUST have length 20");var i=new n(b);i[5]|=16,r&&r.dht&&(i[7]|=1),this._push(n.concat([g,i,e,t]))},i.prototype.choke=function(){this.amChoking||(this.amChoking=!0,this.peerRequests.splice(0,this.peerRequests.length),this._push(y))},i.prototype.unchoke=function(){this.amChoking&&(this.amChoking=!1,this._push(v))},i.prototype.interested=function(){this.amInterested||(this.amInterested=!0,this._push(_))},i.prototype.uninterested=function(){this.amInterested&&(this.amInterested=!1,this._push(w))},i.prototype.have=function(e){this._message(4,[e],null)},i.prototype.bitfield=function(e){n.isBuffer(e)||(e=e.buffer),this._message(5,[],e)},i.prototype.request=function(e,t,n,i){return i||(i=function(){}),this._finished?i(new Error("wire is closed")):this.peerChoking?i(new Error("peer is choking")):(this.requests.push(new r(e,t,n,i)),this._updateTimeout(),void this._message(6,[e,t,n],null))},i.prototype.piece=function(e,t,n){this.uploaded+=n.length,this.uploadSpeed(n.length),this.emit("upload",n.length),this._message(7,[e,t],n)},i.prototype.cancel=function(e,t,n){this._callback(o(this.requests,e,t,n),new Error("request was cancelled"),null),this._message(8,[e,t,n],null)},i.prototype.port=function(e){var t=new n(k);t.writeUInt16BE(e,5),this._push(t)},i.prototype.extended=function(e,t){if("string"==typeof e&&this.peerExtendedMapping[e]&&(e=this.peerExtendedMapping[e]),"number"!=typeof e)throw new Error("Unrecognized extension: "+e);var r=new n([e]),i=n.isBuffer(t)?t:c.encode(t);this._message(20,[],n.concat([r,i]))},i.prototype._onKeepAlive=function(){this.emit("keep-alive")},i.prototype._onHandshake=function(e,t,n){this.peerId=t,this.peerExtensions=n,this.emit("handshake",e,t,n);var r;for(r in this._ext)this._ext[r].onHandshake(e,t,n);if(n.extended){var i=f(this.extendedHandshake);i.m={};for(var o in this.extendedMapping)r=this.extendedMapping[o],i.m[r]=Number(o);this.extended(0,c.encode(i))}},i.prototype._onChoke=function(){for(this.peerChoking=!0,this.emit("choke");this.requests.length;)this._callback(this.requests.shift(),new Error("peer is choking"),null)},i.prototype._onUnchoke=function(){this.peerChoking=!1,this.emit("unchoke")},i.prototype._onInterested=function(){this.peerInterested=!0,this.emit("interested")},i.prototype._onUninterested=function(){this.peerInterested=!1,this.emit("uninterested")},i.prototype._onHave=function(e){this.peerPieces.get(e)||(this.peerPieces.set(e,!0),this.emit("have",e))},i.prototype._onBitField=function(e){this.peerPieces=new a(e),this.emit("bitfield",this.peerPieces)},i.prototype._onRequest=function(e,t,n){if(!this.amChoking){var i=function(r,i){s===o(this.peerRequests,e,t,n)&&(r||this.piece(e,t,i))}.bind(this),s=new r(e,t,n,i);this.peerRequests.push(s),this.emit("request",e,t,n,i)}},i.prototype._onPiece=function(e,t,n){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)},i.prototype._onCancel=function(e,t,n){o(this.peerRequests,e,t,n),this.emit("cancel",e,t,n)},i.prototype._onPort=function(e){this.emit("port",e)},i.prototype._onExtended=function(e,t){var n,r;if(0===e&&(n=s(t))){if(this.peerExtendedHandshake=n,"object"==typeof n.m)for(r in n.m)this.peerExtendedMapping[r]=Number(n.m[r].toString());for(r in this._ext)this.peerExtendedMapping[r]&&this._ext[r].onExtendedHandshake(this.peerExtendedHandshake);this.emit("extended","handshake",this.peerExtendedHandshake)}else this.extendedMapping[e]&&(e=this.extendedMapping[e],this._ext[e]&&this._ext[e].onMessage(t)),this.emit("extended",e,t)},i.prototype._onTimeout=function(){this._callback(this.requests.shift(),new Error("request has timed out"),null),this.emit("timeout")},i.prototype._push=function(e){return this._finished?void 0:this.push(e)},i.prototype._write=function(e,t,r){for(this._bufferSize+=e.length,this._buffer.push(e);this._bufferSize>=this._parserSize;){var i=1===this._buffer.length?this._buffer[0]:n.concat(this._buffer);this._bufferSize-=this._parserSize,this._buffer=this._bufferSize?[i.slice(this._parserSize)]:[],this._parser(i.slice(0,this._parserSize))}r(null)},i.prototype._read=function(){},i.prototype._callback=function(e,t,n){e&&(this._clearTimeout(),this.peerChoking||this._finished||this._updateTimeout(),e.callback(t,n))},i.prototype._clearTimeout=function(){this._timeout&&(clearTimeout(this._timeout),this._timeout=null)},i.prototype._updateTimeout=function(){this._timeoutMs&&this.requests.length&&!this._timeout&&(this._timeout=setTimeout(this._onTimeout.bind(this),this._timeoutMs))},i.prototype._parse=function(e,t){this._parserSize=e,this._parser=t},i.prototype._message=function(e,t,r){var i=r?r.length:0,o=new n(5+4*t.length);o.writeUInt32BE(o.length+i-4,0),o[4]=e;for(var s=0;s<t.length;s++)o.writeUInt32BE(t[s],5+4*s);this._push(o),r&&this._push(r)},i.prototype._onmessagelength=function(e){var t=e.readUInt32BE(0);t>0?this._parse(t,this._onmessage):(this._onKeepAlive(),this._parse(4,this._onmessagelength))},i.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.emit("unknownmessage",e)}},i.prototype._parseHandshake=function(){this._parse(1,function(e){var t=e.readUInt8(0);this._parse(t+48,function(e){var n=e.slice(0,t);return"BitTorrent protocol"!==n.toString()?(u("Error: wire not speaking BitTorrent protocol (%s)",n.toString()),void this.end()):(e=e.slice(t),this._onHandshake(e.slice(8,28),e.slice(28,48),{dht:!!(1&e[7]),extended:!!(16&e[5])}),void this._parse(4,this._onmessagelength))}.bind(this))}.bind(this))},i.prototype._onfinish=function(){for(this._finished=!0,this.push(null);this.read(););for(clearInterval(this._keepAlive),this._parse(Number.MAX_VALUE,function(){}),this.peerRequests=[];this.requests.length;)this._callback(this.requests.shift(),new Error("wire was closed"),null)}}).call(this,e("buffer").Buffer)},{bencode:86,bitfield:6,buffer:11,debug:45,inherits:53,speedometer:71,stream:30,xtend:90}],86:[function(e,t,n){arguments[4][35][0].apply(n,arguments)},{"./lib/decode":87,"./lib/encode":89,dup:35}],87:[function(e,t,n){arguments[4][36][0].apply(n,arguments)},{"./dict":88,buffer:11,dup:36}],88:[function(e,t,n){arguments[4][37][0].apply(n,arguments)},{dup:37}],89:[function(e,t,n){arguments[4][38][0].apply(n,arguments)},{buffer:11,dup:38}],90:[function(e,t){function n(){for(var e={},t=0;t<arguments.length;t++){var n=arguments[t];for(var r in n)n.hasOwnProperty(r)&&(e[r]=n[r])}return e}t.exports=n},{}],91:[function(e,t){function n(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)n.hasOwnProperty(r)&&(e[r]=n[r])}return e}t.exports=n},{}],92:[function(e,t){t.exports=function n(e,t,r){return void 0===t?function(t,r){return n(e,t,r)}:(void 0===r&&(r="0"),e-=t.toString().length,e>0?new Array(e+(/\./.test(t)?2:1)).join(r)+t:t+"")}},{}],93:[function(e,t){(function(n,r){function i(e){function t(){o.destroyed||(o.ready=!0,o.emit("ready"))}var o=this;return o instanceof i?(e||(e={}),c.call(o),s.enabled||o.setMaxListeners(0),o.destroyed=!1,o.torrentPort=e.torrentPort||0,o.tracker=void 0!==e.tracker?e.tracker:!0,o.rtcConfig=e.rtcConfig,o.torrents=[],o.downloadSpeed=g(),o.uploadSpeed=g(),o.storage="function"==typeof e.storage?e.storage:e.storage!==!1&&"function"==typeof y?y:v,o.peerId=void 0===e.peerId?new r("-WW"+w+"-"+f(48),"utf8"):"string"==typeof e.peerId?new r(e.peerId,"hex"):e.peerId,o.peerIdHex=o.peerId.toString("hex"),o.nodeId=void 0===e.nodeId?new r(f(160),"hex"):"string"==typeof e.nodeId?new r(e.nodeId,"hex"):e.nodeId,o.nodeIdHex=o.nodeId.toString("hex"),e.dht!==!1&&"function"==typeof a&&(o.dht=new a(u({nodeId:o.nodeId},e.dht)),o.dht.listen(e.dhtPort)),s("new webtorrent (peerId %s, nodeId %s)",o.peerIdHex,o.nodeIdHex),void("function"==typeof l?l(e.blocklist,{headers:{"user-agent":"WebTorrent (http://webtorrent.io)"}},function(e,n){return e?o.error("failed to load blocklist: "+e.message):(o.blocked=n,void t())}):n.nextTick(t))):new i(e)}t.exports=i;var o=e("create-torrent"),s=e("debug")("webtorrent"),a=e("bittorrent-dht/client"),c=e("events").EventEmitter,u=e("xtend"),f=e("hat"),h=e("inherits"),l=e("load-ip-set"),d=e("run-parallel"),p=e("parse-torrent"),g=e("speedometer"),m=e("zero-fill"),y=e("./lib/fs-storage"),v=e("./lib/storage"),_=e("./lib/torrent");h(i,c);var w=(e("./package.json").version||"0.29.0").match(/([0-9]+)/g).slice(0,2).map(m(2)).join("");Object.defineProperty(i.prototype,"ratio",{get:function(){var e=this,t=e.torrents.reduce(function(e,t){return e+t.uploaded},0),n=e.torrents.reduce(function(e,t){return e+t.downloaded},0)||1;return t/n}}),i.prototype.get=function(e){var t=this,n=p(e);if(!n.infoHash)throw new Error("Invalid torrent identifier");for(var r=0,i=t.torrents.length;i>r;r++){var o=t.torrents[r];if(o.infoHash===n.infoHash)return o}return null},i.prototype.add=i.prototype.download=function(e,t,n){function r(e){o.infoHash===e.infoHash&&(n(o),i.removeListener("torrent",r))}var i=this;if(i.destroyed)throw new Error("client is destroyed");s("add %s",e),"function"==typeof t&&(n=t,t={}),t||(t={}),t.client=i,t.storage=t.storage||i.storage,t.storageOpts||(t.storageOpts={}),t.tmp&&(t.storageOpts.tmp=t.tmp);var o=new _(e,t);return i.torrents.push(o),n&&i.on("torrent",r),o.on("error",function(e){i.emit("error",e,o)}),o.on("listening",function(e){i.emit("listening",e,o)}),o.on("ready",function(){s("torrent"),i.emit("torrent",o)}),o},i.prototype.seed=function(e,t,n){var r=this;if(r.destroyed)throw new Error("client is destroyed");s("seed %s",e),"function"==typeof t&&(n=t,t={}),t||(t={}),t.storageOpts||(t.storageOpts={}),t.storageOpts.noVerify=!0,o.parseInput(e,t,function(i,s){if(i)return r.emit("error",i);var a=s.map(function(e){return e.getStream});o(e,t,function(e,i){return e?r.emit("error",e):void(r.destroyed||r.add(i,t,function(e){var t=[function(t){e.storage.load(a,t)}];r.dht&&t.push(function(t){e.on("dhtAnnounce",t)}),d(t,function(t){return t?r.emit("error",t):(n&&n(e),void r.emit("seed",e))})}))})})},i.prototype.remove=function(e,t){var n=this,r=n.get(e);if(!r)throw new Error("No torrent with id "+e);s("remove"),n.torrents.splice(n.torrents.indexOf(r),1),r.destroy(t)},i.prototype.destroy=function(e){var t=this;t.destroyed=!0,s("destroy");var n=t.torrents.map(function(e){return function(n){t.remove(e.infoHash,n)}});t.dht&&n.push(function(e){t.dht.destroy(e)}),d(n,e)}}).call(this,e("_process"),e("buffer").Buffer)},{"./lib/fs-storage":10,"./lib/storage":4,"./lib/torrent":5,"./package.json":10,_process:18,"bittorrent-dht/client":10,buffer:11,"create-torrent":34,debug:45,events:15,hat:52,inherits:53,"load-ip-set":10,"parse-torrent":57,"run-parallel":68,speedometer:71,xtend:90,"zero-fill":92}]},{},[93])(93)});
\ No newline at end of file