diff --git a/cachep2p.min.js b/cachep2p.min.js
index 734c334..9a740dc 100644
--- a/cachep2p.min.js
+++ b/cachep2p.min.js
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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;i("set metadata");try{var t=n.decode(e).info;t&&(e=n.encode(t))}catch(r){}return 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);o.isBuffer(t)&&(r=o.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*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=o.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:c}),this._remainingRejects-=this._numPieces,this._remainingRejects>0?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))},t}},{bencode:5,bitfield:7,debug:24,events:29,inherits:36,"safe-buffer":82,"simple-sha1":86}],109:[function(e,t){(function(e){function n(e,t){function n(){if(!o){if(r("throwDeprecation"))throw new Error(t);r("traceDeprecation")?console.trace(t):console.warn(t),o=!0}return e.apply(this,arguments)}if(r("noDeprecation"))return e;var o=!1;return n}function r(t){try{if(!e.localStorage)return!1}catch(n){return!1}var r=e.localStorage[t];return null==r?!1:"true"===String(r).toLowerCase()}t.exports=n}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}],110:[function(e,t){(function(n){function r(e){var t=this;a.call(t),t._tracks=[],t._fragmentSequence=1,t._file=e,t._decoder=null,t._findMoov(0)}function o(e,t){var n=this;n._entries=e,n._countName=t||"count",n._index=0,n._offset=0,n.value=n._entries[0]}function i(){return{version:0,flags:0,entries:[]}}var s=e("binary-search"),a=e("events").EventEmitter,u=e("inherits"),c=e("mp4-stream"),f=e("mp4-box-encoding"),d=e("range-slice-stream");t.exports=r,u(r,a),r.prototype._findMoov=function(e){var t=this;t._decoder&&t._decoder.destroy(),t._decoder=c.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(r){r.message="Cannot parse mp4 file: "+r.message,t.emit("error",r)}}):(n.destroy(),t._findMoov(e+r.length))})},o.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]},r.prototype._processMoov=function(e){var t=this,r=e.traks;t._tracks=[],t._hasVideo=!1,t._hasAudio=!1;for(var s=0;s<r.length;s++){var a,u,c=r[s],d=c.mdia.minf.stbl,h=d.stsd.entries[0],l=c.mdia.hdlr.handlerType;if("vide"===l&&"avc1"===h.type){if(t._hasVideo)continue;t._hasVideo=!0,a="avc1",h.avcC&&(a+="."+h.avcC.mimeCodec),u='video/mp4; codecs="'+a+'"'}else{if("soun"!==l||"mp4a"!==h.type)continue;if(t._hasAudio)continue;t._hasAudio=!0,a="mp4a",h.esds&&h.esds.mimeCodec&&(a+="."+h.esds.mimeCodec),u='audio/mp4; codecs="'+a+'"'}var p=[],m=0,g=0,y=0,_=0,v=0,b=0,w=new o(d.stts.entries),E=null;d.ctts&&(E=new o(d.ctts.entries));for(var k=0;;){var x=d.stsc.entries[v],S=d.stsz.entries[m],B=w.value.duration,I=E?E.value.compositionOffset:0,A=!0;if(d.stss&&(A=d.stss.entries[k]===m+1),p.push({size:S,duration:B,dts:b,presentationOffset:I,sync:A,offset:_+d.stco.entries[y]}),m++,m>=d.stsz.entries.length)break;if(g++,_+=S,g>=x.samplesPerChunk){g=0,_=0,y++;var T=d.stsc.entries[v+1];T&&y+1>=T.firstChunk&&v++}b+=B,w.inc(),E&&E.inc(),A&&k++}c.mdia.mdhd.duration=0,c.tkhd.duration=0;var C=x.sampleDescriptionId,L={type:"moov",mvhd:e.mvhd,traks:[{tkhd:c.tkhd,mdia:{mdhd:c.mdia.mdhd,hdlr:c.mdia.hdlr,elng:c.mdia.elng,minf:{vmhd:c.mdia.minf.vmhd,smhd:c.mdia.minf.smhd,dinf:c.mdia.minf.dinf,stbl:{stsd:d.stsd,stts:i(),ctts:i(),stsc:i(),stsz:i(),stco:i(),stss:i()}}}}],mvex:{mehd:{fragmentDuration:e.mvhd.duration},trexs:[{trackId:c.tkhd.trackId,defaultSampleDescriptionIndex:C,defaultSampleDuration:0,defaultSampleSize:0,defaultSampleFlags:0}]}};t._tracks.push({trackId:c.tkhd.trackId,timeScale:c.mdia.mdhd.timeScale,samples:p,currSample:null,currTime:null,moov:L,mime:u})}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 R=f.encode(t._ftyp),U=t._tracks.map(function(e){var t=f.encode(e.moov);return{mime:e.mime,init:n.concat([R,t])}});t.emit("ready",U)},r.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=c.encode(),a=t._generateFragment(o,e);return a?((-1===n||a.ranges[0].start<n)&&(n=a.ranges[0].start),void i(a)):s.finalize()}),n>=0){var r=t._fileStream=t._file.createReadStream({start:n});t._tracks.forEach(function(e){e.inStream=new d(n),r.pipe(e.inStream)})}return t._tracks.map(function(e){return e.outStream})},r.prototype._findSampleBefore=function(e,t){var n=this,r=n._tracks[e],o=Math.floor(r.timeScale*t),i=s(r.samples,o,function(e,t){var n=e.dts+e.presentationOffset;return n-t});for(-1===i?i=0:0>i&&(i=-i-2);!r.samples[i].sync;)i--;return i};var h=1;r.prototype._generateFragment=function(e,t){var n,r=this,o=r._tracks[e];if(n=void 0!==t?r._findSampleBefore(e,t):o.currSample,n>=o.samples.length)return null;for(var i=o.samples[n].dts,s=0,a=[],u=n;u<o.samples.length;u++){var c=o.samples[u];if(c.sync&&c.dts-i>=o.timeScale*h)break;s+=c.size;var f=a.length-1;0>f||a[f].end!==c.offset?a.push({start:c.offset,end:c.offset+c.size}):a[f].end+=c.size}return o.currSample=u,{moof:r._generateMoof(e,n,u),ranges:a,length:s}},r.prototype._generateMoof=function(e,t,n){for(var r=this,o=r._tracks[e],i=[],s=t;n>s;s++){var a=o.samples[s];i.push({sampleDuration:a.duration,sampleSize:a.size,sampleFlags:a.sync?33554432:16842752,sampleCompositionTimeOffset:a.presentationOffset})}var u={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 u.trafs[0].trun.dataOffset+=f.encodingLength(u),u}}).call(this,e("buffer").Buffer)},{"binary-search":6,buffer:18,events:29,inherits:36,"mp4-box-encoding":48,"mp4-stream":51,"range-slice-stream":69}],111:[function(e,t){function n(e,t,o){var i=this;return this instanceof n?(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),void 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":110,mediasource:44,pump:62}],112:[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?(h.call(i),e||(e={}),i.peerId="string"==typeof e.peerId?e.peerId:a.isBuffer(e.peerId)?e.peerId.toString("hex"):a.from(I+b(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"):b(20).toString("hex"),i.nodeIdBuffer=a.from(i.nodeId,"hex"),i.destroyed=!1,i.listening=!1,i.torrentPort=e.torrentPort||0,i.dhtPort=e.dhtPort||0,i.tracker=void 0!==e.tracker?e.tracker:{},i.torrents=[],i.maxConns=Number(e.maxConns)||55,f("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 k?i._tcpPool=new k(i):n.nextTick(function(){i._onListening()}),i._downloadSpeed=w(),i._uploadSpeed=w(),e.dht!==!1&&"function"==typeof d?(i.dht=new d(l({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=e.webSeeds!==!1,void("function"==typeof m&&null!=e.blocklist?m(e.blocklist,{headers:{"user-agent":"WebTorrent/"+S+" (https://webtorrent.io)"}},function(e,n){return e?i.error("Failed to load blocklist: "+e.message):(i.blocked=n,void 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,u=e("simple-concat"),c=e("create-torrent"),f=e("debug")("webtorrent"),d=e("bittorrent-dht/client"),h=e("events").EventEmitter,l=e("xtend"),p=e("inherits"),m=e("load-ip-set"),g=e("run-parallel"),y=e("parse-torrent"),_=e("path"),v=e("simple-peer"),b=e("randombytes"),w=e("speedometer"),E=e("zero-fill"),k=e("./lib/tcp-pool"),x=e("./lib/torrent"),S=e("./package.json").version,B=S.match(/([0-9]+)/g).slice(0,2).map(function(e){return E(2,e)}).join(""),I="-WW"+B+"-";p(o,h),o.WEBRTC_SUPPORT=v.WEBRTC_SUPPORT,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,n,r=this,o=r.torrents.length;if(e instanceof x){for(t=0;o>t;t++)if(n=r.torrents[t],n===e)return n}else{var i;try{i=y(e)}catch(s){}if(!i)return null;if(!i.infoHash)throw new Error("Invalid torrent identifier");for(t=0;o>t;t++)if(n=r.torrents[t],n.infoHash===i.infoHash)return n}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,t=s.torrents.length;t>e;e++){var n=s.torrents[e];if(n.infoHash===a.infoHash&&n!==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);f("add"),t=t?l(t):{};var a=new x(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){var t=[function(t){e.load(d,t)}];a.dht&&t.push(function(t){e.once("dhtAnnounce",t)}),g(t,function(t){return a.destroyed?void 0:t?e._destroy(t):void o(e)})}function o(e){f("on seed"),"function"==typeof n&&n(e),e.emit("seed"),a.emit("seed",e)}var a=this;if(a.destroyed)throw new Error("client is destroyed");if("function"==typeof t)return a.seed(e,null,t);f("seed"),t=t?l(t):{},"string"==typeof e&&(t.path=_.dirname(e)),t.createdBy||(t.createdBy="WebTorrent/"+B);var d,h=a.add(null,t,r);return s(e)&&(e=Array.prototype.slice.call(e)),Array.isArray(e)||(e=[e]),g(e.map(function(e){return function(t){i(e)?u(e,t):t(null,e)}}),function(e,n){return a.destroyed?void 0:e?h._destroy(e):void c.parseInput(n,t,function(e,r){if(!a.destroyed){if(e)return h._destroy(e);d=r.map(function(e){return e.getStream}),c(n,t,function(e,n){if(!a.destroyed){if(e)return h._destroy(e);var r=a.get(n);r?h._destroy(new Error("Cannot add duplicate torrent "+r.infoHash)):h._onTorrentId(n,t.forced_id)}})}})}),h},o.prototype.remove=function(e,t){f("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;f("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.listening=!0,this._tcpPool){var e=this._tcpPool.server.address();e&&(this.torrentPort=e.port)}this.emit("listening")}}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./lib/tcp-pool":15,"./lib/torrent":117,"./package.json":119,_process:61,"bittorrent-dht/client":15,"create-torrent":23,debug:24,events:29,inherits:36,"load-ip-set":15,"parse-torrent":57,path:58,randombytes:68,"run-parallel":80,"safe-buffer":82,"simple-concat":83,"simple-peer":85,speedometer:88,xtend:121,"zero-fill":123}],113:[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=(n+e.offset)/o|0,this._endPiece=(r+e.offset)/o|0,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=Math.min(1048576/o|0,2)}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){e._notifying=!0;var t=e._piece;e._torrent.store.get(t,function(n,o){if(e._notifying=!1,!e.destroyed){if(n)return e._destroy(n);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:24,inherits:36,"readable-stream":76}],114:[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=n/this._torrent.pieceLength|0,this._endPiece=r/this._torrent.pieceLength|0,0===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"),u=e("path"),c=e("render-media"),f=e("readable-stream"),d=e("stream-to-blob"),h=e("stream-to-blob-url"),l=e("stream-with-known-length-to-buffer");a(r,i),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 f.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){l(this.createReadStream(),this.length,e)},r.prototype.getBlob=function(e){if("undefined"==typeof window)throw new Error("browser-only method");d(this.createReadStream(),this._getMimeType(),e)},r.prototype.getBlobURL=function(e){if("undefined"==typeof window)throw new Error("browser-only method");h(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[u.extname(this.name).toLowerCase()]},r.prototype._destroy=function(){this._destroyed=!0,this._torrent=null}}).call(this,e("_process"))},{"./file-stream":113,_process:61,"end-of-stream":27,events:29,inherits:36,path:58,"readable-stream":76,"render-media":77,"stream-to-blob":94,"stream-to-blob-url":93,"stream-with-known-length-to-buffer":95}],115:[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"),u=e("./webconn"),c=5e3,f=25e3,d=25e3;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 u(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&&(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"]?!1:!!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?f:c),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"))},d),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":118,"bittorrent-protocol":8,debug:24,"unordered-array-remove":105}],116:[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 i=this._pieces[o];i===n?t.push(o):n>i&&(t=[o],n=i)}return t.length>0?t[Math.random()*t.length|0]:-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;t>e;++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}},{}],117:[function(e,t){(function(n,r){function o(e,t,n){m.call(this),this.client=t,this._debugId=this.client.peerId.toString("hex").substring(0,7),this._debug("new torrent"),this.announce=n.announce,this.urlList=n.urlList,this.path=n.path,this._store=n.store||v,this._getAnnounceOpts=n.getAnnounceOpts,this.strategy=n.strategy||"sequential",this.maxWebConns=n.maxWebConns||4,this._rechokeNumSlots=n.uploads===!1||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=P(),this._uploadSpeed=P(),this._servers=[],this._xsRequests=[],this._fileModtimes=n.fileModtimes,null!==e&&this._onTorrentId(e)}function i(e,t){return 2+Math.ceil(t*e.downloadSpeed()/C.BLOCK_LENGTH)}function s(e,t,n){return 1+Math.ceil(t*e.downloadSpeed()/n)}function a(e){return Math.random()*e|0}function u(){}t.exports=o;var c,f=e("addr-to-ip-port"),d=e("bitfield"),h=e("chunk-store-stream/write"),l=e("debug")("webtorrent:torrent"),p=e("torrent-discovery"),m=e("events").EventEmitter,g=e("xtend"),y=e("xtend/mutable"),_=e("fs"),v=e("fs-chunk-store"),b=e("simple-get"),w=e("immediate-chunk-store"),E=e("inherits"),k=e("multistream"),x=e("net"),S=e("os"),B=e("run-parallel"),I=e("run-parallel-limit"),A=e("parse-torrent"),T=e("path"),C=e("torrent-piece"),L=e("pump"),R=e("random-iterate"),U=e("simple-sha1"),P=e("speedometer"),O=e("uniq"),M=e("ut_metadata"),j=e("ut_pex"),H=e("./file"),D=e("./peer"),q=e("./rarity-map"),N=e("./server"),z=131072,W=3e4,F=5e3,Y=3*C.BLOCK_LENGTH,V=.5,G=1,$=1e4,K=2,X=2,J=[1e3,5e3,15e3],Q=e("../package.json").version;try{c=T.join(_.statSync("/tmp")&&"/tmp","webtorrent")}catch(Z){c=T.join("function"==typeof S.tmpDir?S.tmpDir():"/","webtorrent")}E(o,m),Object.defineProperty(o.prototype,"timeRemaining",{get:function(){return this.done?0:0===this.downloadSpeed?1/0:(this.length-this.downloaded)/this.downloadSpeed*1e3}}),Object.defineProperty(o.prototype,"downloaded",{get:function(){if(!this.bitfield)return 0;for(var e=0,t=0,n=this.pieces.length;n>t;++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(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(){return this.length?this.downloaded/this.length:0}}),Object.defineProperty(o.prototype,"ratio",{get:function(){return this.uploaded/(this.received||1)}}),Object.defineProperty(o.prototype,"numPeers",{get:function(){return this.wires.length}}),Object.defineProperty(o.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(o.prototype,"_numQueued",{get:function(){return this._queue.length+(this._peersLength-this._numConns)}}),Object.defineProperty(o.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(o.prototype,"swarm",{get:function(){return console.warn("WebTorrent: `torrent.swarm` is deprecated. Use `torrent` directly instead."),this}}),o.prototype._onTorrentId=function(e,t){var r=this;if(!r.destroyed){var o;try{o=A(e)}catch(i){}o?(r.infoHash=o.infoHash,n.nextTick(function(){r.destroyed||r._onParsedTorrent(o,t)})):A.remote(e,function(e,n){return r.destroyed?void 0:e?r._destroy(e):void r._onParsedTorrent(n,t)})}},o.prototype._onParsedTorrent=function(e,t){var n=this;if(!n.destroyed){if(n._processParsedTorrent(e),!n.infoHash)return n._destroy(new Error("Malformed torrent data: No info hash"));n.path||(n.path=T.join(c,n.infoHash)),n._rechokeIntervalId=setInterval(function(){n._rechoke()},$),n._rechokeIntervalId.unref&&n._rechokeIntervalId.unref(),t?(n.emit("_infoHash",t),n.emit("infoHash",t),n.infoHash=t):(n.emit("_infoHash",n.infoHash),n.emit("infoHash",n.infoHash)),n.destroyed||(n.client.listening?n._onListening():n.client.once("listening",function(){n._onListening()}))}},o.prototype._processParsedTorrent=function(e){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)),O(e.announce),O(e.urlList),y(this,e),this.magnetURI=A.toMagnetURI(e),this.torrentFile=A.toTorrentFile(e)},o.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 s=i.client.tracker;s&&(s=g(i.client.tracker,{getAnnounceOpts:function(){var e={uploaded:i.uploaded,downloaded:i.downloaded,left:Math.max(i.length-i.downloaded,0)};return i.client.tracker.getAnnounceOpts&&y(e,i.client.tracker.getAnnounceOpts()),i._getAnnounceOpts&&y(e,i._getAnnounceOpts()),e}})),i.discovery=new p({infoHash:i.infoHash,announce:i.announce,peerId:i.client.peerId,dht:!i["private"]&&i.client.dht,tracker:s,port:i.client.torrentPort}),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()}},o.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._debug("http error from xs param: %s",e),n(null);if(200!==o.statusCode)return t._debug("non-200 status code %s from xs param: %s",o.statusCode,e),n(null);var s;try{s=A(i)}catch(r){}return s?s.infoHash!==t.infoHash?(t._debug("got torrent file with incorrect info hash from xs param: %s",e),n(null)):(t._onMetadata(s),void n(null)):(t._debug("got invalid torrent file from xs param: %s",e),n(null))}if(0!==e.indexOf("http://")&&0!==e.indexOf("https://"))return t._debug("skipping non-http xs param: %s",e),n(null);var o,i={url:e,method:"GET",headers:{"user-agent":"WebTorrent/"+Q+" (https://webtorrent.io)"}};try{o=b.concat(i,r)}catch(s){return t._debug("skipping invalid url xs param: %s",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)},o.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=A(e)}catch(r){return t._destroy(r)}t._processParsedTorrent(n),t.metadata=t.torrentFile,t.client.enableWebSeeds&&t.urlList.forEach(function(e){t.addWebSeed(e)}),0!==t.pieces.length&&t.select(0,t.pieces.length-1,!1),t._rarityMap=new q(t),t.store=new w(new t._store(t.pieceLength,{torrent:{infoHash:t.infoHash},files:t.files.map(function(e){return{path:T.join(t.path,e.path),length:e.length,offset:e.offset}}),length:t.length})),t.files=t.files.map(function(e){return new H(t,e)}),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 C(r)}),t._reservations=t.pieces.map(function(){return[]}),t.bitfield=new d(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===v?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")}},o.prototype.getFileModtimes=function(e){var t=this,n=[];I(t.files.map(function(e,r){return function(o){_.stat(T.join(t.path,e.path),function(e,t){return e&&"ENOENT"!==e.code?o(e):(n[r]=t&&t.mtime.getTime(),void o(null))})}}),X,function(r){t._debug("done getting file modtimes"),e(r,n)})},o.prototype._verifyPieces=function(){var e=this;I(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 o?n.nextTick(t,null):void U(i,function(n){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):(e._debug("done verifying"),void e._onStore())})},o.prototype._markVerified=function(e){this.pieces[e]=null,this._reservations[e]=null,this.bitfield.set(e,!0)},o.prototype._onStore=function(){var e=this;e.destroyed||(e._debug("on store"),e.ready=!0,e.emit("ready"),e._checkDone(),e._updateSelections())},o.prototype.destroy=function(e){var t=this;t._destroy(null,e)},o.prototype._destroy=function(e,t){var n=this;if(!n.destroyed){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();for(var r in n._peers)n.removePeer(r);n.files.forEach(function(e){e instanceof H&&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}},o.prototype.addPeer=function(e){var t=this;if(t.destroyed)throw new Error("torrent is destroyed");if(!t.infoHash)throw new Error("addPeer() must not be called before the `infoHash` event");if(t.client.blocked){var n;if("string"==typeof e){var r;try{r=f(e)}catch(o){return t._debug("ignoring peer: invalid %s",e),t.emit("invalidPeer",e),!1}n=r[0]}else"string"==typeof e.remoteAddress&&(n=e.remoteAddress);if(n&&t.client.blocked.contains(n))return t._debug("ignoring peer: blocked %s",e),"string"!=typeof e&&e.destroy(),t.emit("blockedPeer",e),!1}var i=!!t._addPeer(e);return i?t.emit("peer",e):t.emit("invalidPeer",e),i},o.prototype._addPeer=function(e){var t=this;if(t.destroyed)return t._debug("ignoring peer: torrent is destroyed"),"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?D.createTCPOutgoingPeer(e,t):D.createWebRTCPeer(e,t),t._peers[r.id]=r,t._peersLength+=1,"string"==typeof e&&(t._queue.push(r),t._drain()),r},o.prototype.addWebSeed=function(e){if(this.destroyed)throw new Error("torrent is destroyed");if(!/^https?:\/\/.+/.test(e))return this._debug("ignoring invalid web seed %s",e),void this.emit("invalidPeer",e);if(this._peers[e])return this._debug("ignoring duplicate web seed %s",e),void this.emit("invalidPeer",e);this._debug("add web seed %s",e);var t=D.createWebSeedPeer(e,this);this._peers[t.id]=t,this._peersLength+=1,this.emit("peer",e)},o.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")):(this._debug("add incoming peer %s",e.id),t._peers[e.id]=e,void(t._peersLength+=1))},o.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())},o.prototype.select=function(e,t,n,r){var o=this;if(o.destroyed)throw new Error("torrent is destroyed");if(0>e||e>t||o.pieces.length<=t)throw new Error("invalid selection ",e,":",t);n=Number(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||u}),o._selections.sort(function(e,t){return t.priority-e.priority}),o._updateSelections()},o.prototype.deselect=function(e,t,n){var r=this;if(r.destroyed)throw new Error("torrent is destroyed");n=Number(n)||0,r._debug("deselect %s-%s (priority %s)",e,t,n);for(var o=0;o<r._selections.length;++o){var i=r._selections[o];if(i.from===e&&i.to===t&&i.priority===n){r._selections.splice(o--,1);break}}r._updateSelections()},o.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;t>=r;++r)n._critical[r]=!0;n._updateSelections()},o.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=f(t);e.remoteAddress=o[0],e.remotePort=o[1]}r.client.dht&&r.client.dht.listening&&e.on("port",function(n){if(!r.destroyed&&!r.client.dht.destroyed){if(!e.remoteAddress)return r._debug("ignoring PORT from peer with no address");if(0===n||n>65536)return r._debug("ignoring invalid PORT from peer");r._debug("port: %s (from %s)",n,t),r.client.dht.addNode({host:e.remoteAddress,port:n})}}),e.on("timeout",function(){r._debug("wire timeout (%s)",t),e.destroy()}),e.setTimeout(W,!0),e.setKeepAlive(!0),e.use(M(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 j||r["private"]||(e.use(j()),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)})},o.prototype._onWireWithMetadata=function(e){function t(){r.destroyed||e.destroyed||(r._numQueued>2*(r._numConns-r.numPeers)&&e.amInterested?e.destroy():(o=setTimeout(t,F),o.unref&&o.unref()))}function n(){if(e.peerPieces.length===r.pieces.length){for(;i<r.pieces.length;++i)if(!e.peerPieces.get(i))return;e.isSeeder=!0,e.choke()}}var r=this,o=null,i=0;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,F),o.unref&&o.unref()}),e.on("unchoke",function(){clearTimeout(o),r._update()}),e.on("request",function(t,n,o,i){return o>z?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),o=setTimeout(t,F),o.unref&&o.unref(),e.isSeeder=!1,n()},o.prototype._updateSelections=function(){var e=this;e.ready&&!e.destroyed&&(n.nextTick(function(){e._gcSelections()}),e._updateInterest(),e._update())},o.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++;r!==n.offset&&n.notify(),n.to===n.from+n.offset&&e.bitfield.get(n.from+n.offset)&&(e._selections.splice(t--,1),n.notify(),e._updateInterest())}e._selections.length||e.emit("idle")},o.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.emit(e._amInterested?"interested":"uninterested")},o.prototype._update=function(){var e=this;if(!e.destroyed)for(var t,n=R(e.wires);t=n();)e._updateWire(t)},o.prototype._updateWire=function(e){function t(t,n,r,o){return function(i){return i>=t&&n>=i&&!(i in r)&&e.peerPieces.get(i)&&(!o||o(i))}}function n(){if(!e.requests.length)for(var n=a._selections.length;n--;){var r,o=a._selections[n];if("rarest"===a.strategy)for(var i=o.from+o.offset,s=o.to,u=s-i+1,c={},f=0,d=t(i,s,c);u>f&&(r=a._rarityMap.getRarestPiece(d),!(0>r));){if(a._request(e,r,!1))return;c[r]=!0,f+=1}else for(r=o.to;r>=o.from+o.offset;--r)if(e.peerPieces.get(r)&&a._request(e,r,!1))return}}function r(){var t=e.downloadSpeed()||1;if(t>Y)return function(){return!0};var n=Math.max(1,e.requests.length)*C.BLOCK_LENGTH/t,r=10,o=0;return function(e){if(!r||a.bitfield.get(e))return!0;for(var i=a.pieces[e].missing;o<a.wires.length;o++){var s=a.wires[o],u=s.downloadSpeed();if(!(Y>u||t>=u||!s.peerPieces.get(e)||(i-=u*n)>0))return r--,!1}return!0}}function o(e){for(var t=e,n=e;n<a._selections.length&&a._selections[n].priority;n++)t=n;var r=a._selections[e];a._selections[e]=a._selections[t],a._selections[t]=r}function s(n){if(e.requests.length>=c)return!0;for(var i=r(),s=0;s<a._selections.length;s++){var u,f=a._selections[s];if("rarest"===a.strategy)for(var d=f.from+f.offset,h=f.to,l=h-d+1,p={},m=0,g=t(d,h,p,i);l>m&&(u=a._rarityMap.getRarestPiece(g),!(0>u));){for(;a._request(e,u,a._critical[u]||n););if(!(e.requests.length<c))return f.priority&&o(s),!0;p[u]=!0,m++}else for(u=f.from+f.offset;u<=f.to;u++)if(e.peerPieces.get(u)&&i(u)){for(;a._request(e,u,a._critical[u]||n););if(!(e.requests.length<c))return f.priority&&o(s),!0}}return!1}var a=this;if(!e.peerChoking){if(!e.downloaded)return n();var u=i(e,V);if(!(e.requests.length>=u)){var c=i(e,G);s(!1)||s(!0)}}},o.prototype._rechoke=function(){function e(e,t){return e.downloadSpeed!==t.downloadSpeed?t.downloadSpeed-e.downloadSpeed:e.uploadSpeed!==t.uploadSpeed?t.uploadSpeed-e.uploadSpeed:e.wire.amChoking!==t.wire.amChoking?e.wire.amChoking?1:-1:e.salt-t.salt}var t=this;if(t.ready){t._rechokeOptimisticTime>0?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 i=n.slice(o).filter(function(e){return e.wire.peerInterested}),s=i[a(i.length)];s&&(s.isChoked=!1,t._rechokeOptimisticWire=s.wire,t._rechokeOptimisticTime=K)}n.forEach(function(e){e.wire.amChoking!==e.isChoked&&(e.isChoked?e.wire.choke():e.wire.unchoke())})}},o.prototype._hotswap=function(e,t){var n=this,r=e.downloadSpeed();if(r<C.BLOCK_LENGTH)return!1;if(!n._reservations[t])return!1;var o=n._reservations[t];if(!o)return!1;var i,s,a=1/0;for(s=0;s<o.length;s++){var u=o[s];if(u&&u!==e){var c=u.downloadSpeed();c>=Y||2*c>r||c>a||(i=u,a=c)}}if(!i)return!1;for(s=0;s<o.length;s++)o[s]===i&&(o[s]=null);for(s=0;s<i.requests.length;s++){var f=i.requests[s];f.piece===t&&n.pieces[t].cancel(f.offset/C.BLOCK_LENGTH|0)}return n.emit("hotswap",i,e,t),!0},o.prototype._request=function(e,t,r){function o(){n.nextTick(function(){a._update()})}var a=this,u=e.requests.length,c="webSeed"===e.type;if(a.bitfield.get(t))return!1;var f=c?Math.min(s(e,G,a.pieceLength),a.maxWebConns):i(e,G);if(u>=f)return!1;var d=a.pieces[t],h=c?d.reserveRemaining():d.reserve();if(-1===h&&r&&a._hotswap(e,t)&&(h=c?d.reserveRemaining():d.reserve()),-1===h)return!1;var l=a._reservations[t];l||(l=a._reservations[t]=[]);var p=l.indexOf(null);-1===p&&(p=l.length),l[p]=e;var m=d.chunkOffset(h),g=c?d.chunkLengthRemaining(h):d.chunkLength(h);return e.request(t,m,g,function y(n,r){if(!a.ready)return a.once("ready",function(){y(n,r)});if(l[p]===e&&(l[p]=null),d!==a.pieces[t])return o();if(n)return a._debug("error getting piece %s (offset: %s length: %s) from %s: %s",t,m,g,e.remoteAddress+":"+e.remotePort,n.message),c?d.cancelRemaining(h):d.cancel(h),void o();if(a._debug("got piece %s (offset: %s length: %s) from %s",t,m,g,e.remoteAddress+":"+e.remotePort),!d.set(h,r,e))return o();var i=d.flush();U(i,function(e){if(e===a._hashes[t]){if(!a.pieces[t])return;a._debug("piece verified %s",t),a.pieces[t]=null,a._reservations[t]=null,a.bitfield.set(t,!0),a.store.put(t,i),a.wires.forEach(function(e){e.have(t)}),a._checkDone()}else a.pieces[t]=new C(d.length),a.emit("warning",new Error("Piece "+t+" failed verification"));o()})}),!0},o.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;n<e._selections.length;n++){for(var r=e._selections[n],o=r.from;o<=r.to;o++)if(!e.bitfield.get(o)){t=!1;break}if(!t)break}!e.done&&t&&(e.done=!0,e._debug("torrent done: "+e.infoHash),e.discovery.complete(),e.emit("done")),e._gcSelections()}},o.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=u);var r=new k(e),o=new h(n.store,n.pieceLength);L(r,o,function(e){return e?t(e):(n.pieces.forEach(function(e,t){n.pieces[t]=null,n._reservations[t]=null,n.bitfield.set(t,!0)}),n._checkDone(),void t(null))})},o.prototype.createServer=function(e){if("function"!=typeof N)throw new Error("node.js-only method");if(this.destroyed)throw new Error("torrent is destroyed");var t=new N(this,e);return this._servers.push(t),t},o.prototype.pause=function(){this.destroyed||(this._debug("pause"),this.paused=!0)},o.prototype.resume=function(){this.destroyed||(this._debug("resume"),this.paused=!1,this._drain())},o.prototype._debug=function(){var e=[].slice.call(arguments);e[0]="["+this._debugId+"] "+e[0],l.apply(null,e)},o.prototype._drain=function(){var e=this;if(this._debug("_drain numConns %s maxConns %s",e._numConns,e.client.maxConns),!("function"!=typeof x.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=f(t.addr),r={host:n[0],port:n[1]},o=t.conn=x.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>=J.length)return void e._debug("conn %s closed: will not re-add (max %s attempts)",t.addr,J.length);var n=J[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()}})}}},o.prototype._validAddr=function(e){var t;try{t=f(e)}catch(n){return!1}var r=t[0],o=t[1];return o>0&&65535>o&&!("127.0.0.1"===r&&o===this.client.torrentPort)}}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"../package.json":119,"./file":114,"./peer":115,"./rarity-map":116,"./server":15,_process:61,"addr-to-ip-port":1,bitfield:7,"chunk-store-stream/write":20,debug:24,events:29,fs:16,"fs-chunk-store":45,"immediate-chunk-store":35,inherits:36,multistream:53,net:15,os:15,"parse-torrent":57,path:58,pump:62,"random-iterate":67,"run-parallel":80,"run-parallel-limit":79,"simple-get":84,"simple-sha1":86,speedometer:88,"torrent-discovery":100,"torrent-piece":101,uniq:104,ut_metadata:108,ut_pex:15,xtend:121,"xtend/mutable":122}],118:[function(e,t){function n(e,t){c.call(this),this.url=e,this.webPeerId=u.sync(e),this._torrent=t,this._init()}t.exports=n;var r=e("bitfield"),o=e("safe-buffer").Buffer,i=e("debug")("webtorrent:webconn"),s=e("simple-get"),a=e("inherits"),u=e("simple-sha1"),c=e("bittorrent-protocol"),f=e("../package.json").version;a(n,c),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),i=0;n>=i;i++)o.set(i,!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 a,u=this,c=e*u._torrent.pieceLength,d=c+t,h=d+n-1,l=u._torrent.files;if(l.length<=1)a=[{url:u.url,start:d,end:h}];else{var p=l.filter(function(e){return e.offset<=h&&e.offset+e.length>d});if(p.length<1)return r(new Error("Could not find file corresponnding to web seed range request"));a=p.map(function(e){var t=e.offset+e.length-1,n=u.url+("/"===u.url[u.url.length-1]?"":"/")+e.path;return{url:n,fileOffsetInRange:Math.max(e.offset-d,0),start:Math.max(d-e.offset,0),end:Math.min(t,h-e.offset)}})}var m,g=0,y=!1;a.length>1&&(m=o.alloc(n)),a.forEach(function(o){function u(e,t){return e.statusCode<200||e.statusCode>=300?(y=!0,r(new Error("Unexpected HTTP status code "+e.statusCode))):(i("Got data of length %d",t.length),void(1===a.length?r(null,t):(t.copy(m,o.fileOffsetInRange),++g===a.length&&r(null,m))))}var c=o.url,d=o.start,h=o.end;i("Requesting url=%s pieceIndex=%d offset=%d length=%d start=%d end=%d",c,e,t,n,d,h);var l={url:c,method:"GET",headers:{"user-agent":"WebTorrent/"+f+" (https://webtorrent.io)",range:"bytes="+d+"-"+h}};s.concat(l,function(e,t,n){return y?void 0:e?"undefined"==typeof window||c.startsWith(window.location.origin+"/")?(y=!0,r(e)):s.head(c,function(t,n){if(!y){if(t)return y=!0,r(t);if(n.statusCode<200||n.statusCode>=300)return y=!0,r(new Error("Unexpected HTTP status code "+n.statusCode));if(n.url===c)return y=!0,r(e);l.url=n.url,s.concat(l,function(e,t,n){return y?void 0:e?(y=!0,r(e)):void u(t,n)})}}):void u(t,n)})})},n.prototype.destroy=function(){c.prototype.destroy.call(this),this._torrent=null}},{"../package.json":119,bitfield:7,"bittorrent-protocol":8,debug:24,inherits:36,"safe-buffer":82,"simple-get":84,"simple-sha1":86}],119:[function(e,t){t.exports={version:"0.97.2"}},{}],120:[function(e,t){function n(e,t){function r(){for(var t=new 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},{}],121:[function(e,t){function n(){for(var e={},t=0;t<arguments.length;t++){var n=arguments[t];for(var o in n)r.call(n,o)&&(e[o]=n[o])}return e}t.exports=n;var r=Object.prototype.hasOwnProperty},{}],122:[function(e,t){function n(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var o in n)r.call(n,o)&&(e[o]=n[o])}return e}t.exports=n;var r=Object.prototype.hasOwnProperty},{}],123:[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+"")}},{}],124:[function(e,t){function n(e,t){function r(e){e.files.forEach(function(e){e.getBuffer(function(e,t){if(e)return log(e.message);var n=JSON.parse(t.toString("utf8"));f[n.url]=n,c.update_links(),window.onpopstate=function(e){document.documentElement.innerHTML=e.state.page,document.title=l+" "+e.state.title,window.scrollTo(0,0),c.emit("onpopstate",e);for(var t=document.getElementsByTagName("a"),n=0;n<t.length;n++)Object.keys(f).indexOf(t[n].href)>-1?t[n].onclick=function(e){e.preventDefault(),document.documentElement.innerHTML=f[e.target.href].page,document.title=l+" "+f[e.target.href].title,window.history.pushState({page:f[e.target.href].page,title:f[e.target.href].title},"",e.target.href),setTimeout(function(){window.scrollTo(0,0)},10)}:c.fetch(t[n])}})})}var c=this;return"function"==typeof e&&(t=e),document.security_sha1&&(c.security_sha1=document.security_sha1),l=e&&e.cached_mark?e.cached_mark:"* ",c instanceof n?(u.call(c),c.emit("message","Initializing CacheP2P..."),window.onpopstate=function(e){console.log("onpopstate called",e)},c.announceList=[["udp://tracker.openbittorrent.com:80"],["udp://tracker.internetwarriors.net:1337"],["udp://tracker.leechers-paradise.org:6969"],["udp://tracker.coppersurfer.tk:6969"],["udp://exodus.desync.com:6969"],["wss://tracker.btorrent.xyz"],["wss://tracker.openwebtorrent.com"]],e&&e.announceList&&(c.announceList=e.announceList),c.fetch=function(e){(!document.security_sha1||Object.keys(document.security_sha1).indexOf(e.href)>-1)&&-1===Object.keys(f).indexOf(e.href)&&(c.emit("message","Pre-fetching '"+e.href+"' page from other peers browsing this website..."),c.emit("alert","Please tell a friend to open this site's "+e.text+" to see it in action."),d.push(e.href),o(e.href,function(e){var t="magnet:?xt=urn:btih:"+e+"&dn=Unnamed+Torrent+1476541118022&tr=udp%3A%2F%2Fexodus.desync.com%3A6969&tr=udp%3A%2F%2Ftracker.coppersurfer.tk%3A6969&tr=udp%3A%2F%2Ftracker.internetwarriors.net%3A1337&tr=udp%3A%2F%2Ftracker.leechers-paradise.org%3A6969&tr=udp%3A%2F%2Ftracker.openbittorrent.com%3A80&tr=wss%3A%2F%2Ftracker.openwebtorrent.com";torrent=i.add(t,r),torrent.on("done",function(){c.emit("webtorrent","Cache received")}),torrent.on("download",function(e){c.emit("webtorrent","Receiving Cache ("+e+" bytes)")}),torrent.on("wire",function(e){c.emit("webtorrent","Peer ("+e.remoteAddress+") connected over "+e.type+" (Connection ID: "+e.peerId.substr(0,10)+").")})}))},c.scan_links=function(){c.emit("message","Pre-fetching uncached links in this page... ");for(var e=document.getElementsByTagName("a"),t=0;t<e.length;t++)e[t].href&&e[t].href.length!==window.location.href.length&&-1==e[t].href.indexOf(window.location.href+"#")&&e[t].href.indexOf(document.domain)>-1&&(!document.security_sha1||Object.keys(document.security_sha1).indexOf(e[t].href)>-1)&&-1===Object.keys(f).indexOf(e[t].href)&&c.fetch(e[t]);c.update_links()},c.update_links=function(){var e=document.getElementsByTagName("a");Object.keys(f).forEach(function(t){for(var n=f[t],r=0;r<e.length;r++)if(e[r].href===n.url){console.log("found link that points to url",t);var i=e[r];c.emit("alert","Security check of content received: "+o.sync(n.page)+"..."),c.emit("success","Got this site's '"+e[r].text+"' in Cache (sha1: "+n.page_hash+" ✔)"),c.emit("success","The main server will not be used when '"+i.text+"' is clicked."),i.onclick=function(e){e.preventDefault(),h||window.history.pushState({page:document.documentElement.innerHTML,title:document.title},"",window.location.href),document.documentElement.innerHTML=f[e.target.href].page,document.title=l+" "+f[e.target.href].title,c.emit("cache",e),c.emit("ready"),c.scan_links(),window.history.pushState({page:n.page,title:n.title},"",n.url)}}})},void setTimeout(function(){c.emit("message","Initializing CacheP2P"),c.scan_links();var e={location_href:window.location.href.split("#")[0],content:document.documentElement.innerHTML,command:"page_loaded"},t=e.content;o(e.location_href,function(n){o(t,function(r){var o={date:new Date,page:t,page_hash:r,url:e.location_href,title:document.title},u=s.from(JSON.stringify(o),"utf8");c.emit("ready"),console.log("[CacheP2P] this page's security hash:",r,"("+e.location_href+")");i.seed(u,{forced_id:n,announceList:c.announceList},function(t){a(t.magnetURI),f[e.location_href]=o,t.on("upload",function(e){c.emit("webtorrent","Sending this page to peer ("+e+" bytes)")}),t.on("wire",function(e){c.emit("webtorrent","Peer ("+e.remoteAddress+") connected over "+e.type+".")})})})})},100)):new n(e)}t.exports=n;var r=e("webtorrent"),o=e("simple-sha1"),i=new r,s=e("safe-buffer").Buffer,a=e("debug")("all"),u=e("events").EventEmitter,c=e("inherits"),f={},d=[],h=!1;c(n,u);var l},{debug:24,events:29,inherits:36,"safe-buffer":82,"simple-sha1":86,webtorrent:112}]},{},[124])(124)});
\ No newline at end of file
+var a,u=this,c=e*u._torrent.pieceLength,d=c+t,h=d+n-1,l=u._torrent.files;if(l.length<=1)a=[{url:u.url,start:d,end:h}];else{var p=l.filter(function(e){return e.offset<=h&&e.offset+e.length>d});if(p.length<1)return r(new Error("Could not find file corresponnding to web seed range request"));a=p.map(function(e){var t=e.offset+e.length-1,n=u.url+("/"===u.url[u.url.length-1]?"":"/")+e.path;return{url:n,fileOffsetInRange:Math.max(e.offset-d,0),start:Math.max(d-e.offset,0),end:Math.min(t,h-e.offset)}})}var m,g=0,y=!1;a.length>1&&(m=o.alloc(n)),a.forEach(function(o){function u(e,t){return e.statusCode<200||e.statusCode>=300?(y=!0,r(new Error("Unexpected HTTP status code "+e.statusCode))):(i("Got data of length %d",t.length),void(1===a.length?r(null,t):(t.copy(m,o.fileOffsetInRange),++g===a.length&&r(null,m))))}var c=o.url,d=o.start,h=o.end;i("Requesting url=%s pieceIndex=%d offset=%d length=%d start=%d end=%d",c,e,t,n,d,h);var l={url:c,method:"GET",headers:{"user-agent":"WebTorrent/"+f+" (https://webtorrent.io)",range:"bytes="+d+"-"+h}};s.concat(l,function(e,t,n){return y?void 0:e?"undefined"==typeof window||c.startsWith(window.location.origin+"/")?(y=!0,r(e)):s.head(c,function(t,n){if(!y){if(t)return y=!0,r(t);if(n.statusCode<200||n.statusCode>=300)return y=!0,r(new Error("Unexpected HTTP status code "+n.statusCode));if(n.url===c)return y=!0,r(e);l.url=n.url,s.concat(l,function(e,t,n){return y?void 0:e?(y=!0,r(e)):void u(t,n)})}}):void u(t,n)})})},n.prototype.destroy=function(){c.prototype.destroy.call(this),this._torrent=null}},{"../package.json":119,bitfield:7,"bittorrent-protocol":8,debug:24,inherits:36,"safe-buffer":82,"simple-get":84,"simple-sha1":86}],119:[function(e,t){t.exports={version:"0.97.2"}},{}],120:[function(e,t){function n(e,t){function r(){for(var t=new 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},{}],121:[function(e,t){function n(){for(var e={},t=0;t<arguments.length;t++){var n=arguments[t];for(var o in n)r.call(n,o)&&(e[o]=n[o])}return e}t.exports=n;var r=Object.prototype.hasOwnProperty},{}],122:[function(e,t){function n(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var o in n)r.call(n,o)&&(e[o]=n[o])}return e}t.exports=n;var r=Object.prototype.hasOwnProperty},{}],123:[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+"")}},{}],124:[function(e,t){function n(e,t){function r(e){e.files.forEach(function(e){e.getBuffer(function(e,t){if(e)return log(e.message);var n=JSON.parse(t.toString("utf8"));o(n.page,function(e){return e!=c.security_sha1[n.url]?void c.emit("message","Cached version of "+n.url+" has wrong security hash. This is possibly malicious content! Ignoring the version obtained."):(c.emit("message","Cached version of "+n.url+" has a verified security hash! Proceeding by changing links in page."),f[n.url]=n,c.update_links(),void(window.onpopstate=function(e){document.documentElement.innerHTML=e.state.page,document.title=l+" "+e.state.title,window.scrollTo(0,0),c.emit("onpopstate",e);for(var t=document.getElementsByTagName("a"),n=0;n<t.length;n++)Object.keys(f).indexOf(t[n].href)>-1?t[n].onclick=function(e){e.preventDefault(),document.documentElement.innerHTML=f[e.target.href].page,document.title=l+" "+f[e.target.href].title,window.history.pushState({page:f[e.target.href].page,title:f[e.target.href].title},"",e.target.href),setTimeout(function(){window.scrollTo(0,0)},10)}:c.fetch(t[n])}))})})})}var c=this;return"function"==typeof e&&(t=e),document.security_sha1&&(c.security_sha1=document.security_sha1),l=e&&e.cached_mark?e.cached_mark:"* ",c instanceof n?(u.call(c),c.emit("message","Initializing CacheP2P..."),window.onpopstate=function(e){console.log("onpopstate called",e)},c.announceList=[["udp://tracker.openbittorrent.com:80"],["udp://tracker.internetwarriors.net:1337"],["udp://tracker.leechers-paradise.org:6969"],["udp://tracker.coppersurfer.tk:6969"],["udp://exodus.desync.com:6969"],["wss://tracker.btorrent.xyz"],["wss://tracker.openwebtorrent.com"]],e&&e.announceList&&(c.announceList=e.announceList),c.fetch=function(e){(!document.security_sha1||Object.keys(document.security_sha1).indexOf(e.href)>-1)&&-1===Object.keys(f).indexOf(e.href)&&(c.emit("message","Pre-fetching '"+e.href+"' page from other peers browsing this website..."),c.emit("alert","Please tell a friend to open this site's "+e.text+" to see it in action."),d.push(e.href),o(e.href,function(e){var t="magnet:?xt=urn:btih:"+e+"&dn=Unnamed+Torrent+1476541118022&tr=udp%3A%2F%2Fexodus.desync.com%3A6969&tr=udp%3A%2F%2Ftracker.coppersurfer.tk%3A6969&tr=udp%3A%2F%2Ftracker.internetwarriors.net%3A1337&tr=udp%3A%2F%2Ftracker.leechers-paradise.org%3A6969&tr=udp%3A%2F%2Ftracker.openbittorrent.com%3A80&tr=wss%3A%2F%2Ftracker.openwebtorrent.com";torrent=i.add(t,r),torrent.on("done",function(){c.emit("webtorrent","Cache received")}),torrent.on("download",function(e){c.emit("webtorrent","Receiving Cache ("+e+" bytes)")}),torrent.on("wire",function(e){c.emit("webtorrent","Peer ("+e.remoteAddress+") connected over "+e.type+" (Connection ID: "+e.peerId.substr(0,10)+").")})}))},c.scan_links=function(){c.emit("message","Pre-fetching uncached links in this page... ");for(var e=document.getElementsByTagName("a"),t=0;t<e.length;t++)e[t].href&&e[t].href.length!==window.location.href.length&&-1==e[t].href.indexOf(window.location.href+"#")&&e[t].href.indexOf(document.domain)>-1&&(!document.security_sha1||Object.keys(document.security_sha1).indexOf(e[t].href)>-1)&&-1===Object.keys(f).indexOf(e[t].href)&&c.fetch(e[t]);c.update_links()},c.update_links=function(){var e=document.getElementsByTagName("a");Object.keys(f).forEach(function(t){for(var n=f[t],r=0;r<e.length;r++)if(e[r].href===n.url){console.log("found link that points to url",t);var i=e[r];c.emit("alert","Security check of content received: "+o.sync(n.page)+"..."),c.emit("success","Got this site's '"+e[r].text+"' in Cache (sha1: "+n.page_hash+" ✔)"),c.emit("success","The main server will not be used when '"+i.text+"' is clicked."),i.onclick=function(e){e.preventDefault(),h||window.history.pushState({page:document.documentElement.innerHTML,title:document.title},"",window.location.href),document.documentElement.innerHTML=f[e.target.href].page,document.title=l+" "+f[e.target.href].title,c.emit("cache",e),c.emit("ready"),c.scan_links(),window.history.pushState({page:n.page,title:n.title},"",n.url)}}})},void setTimeout(function(){c.emit("message","Initializing CacheP2P"),c.scan_links();var e={location_href:window.location.href.split("#")[0],content:document.documentElement.innerHTML,command:"page_loaded"},t=e.content;o(e.location_href,function(n){o(t,function(r){var o={date:new Date,page:t,page_hash:r,url:e.location_href,title:document.title},u=s.from(JSON.stringify(o),"utf8");c.emit("ready"),console.log("[CacheP2P] this page's security hash:",r,"("+e.location_href+")");i.seed(u,{forced_id:n,announceList:c.announceList},function(t){a(t.magnetURI),f[e.location_href]=o,t.on("upload",function(e){c.emit("webtorrent","Sending this page to peer ("+e+" bytes)")}),t.on("wire",function(e){c.emit("webtorrent","Peer ("+e.remoteAddress+") connected over "+e.type+".")})})})})},100)):new n(e)}t.exports=n;var r=e("webtorrent"),o=e("simple-sha1"),i=new r,s=e("safe-buffer").Buffer,a=e("debug")("all"),u=e("events").EventEmitter,c=e("inherits"),f={},d=[],h=!1;c(n,u);var l},{debug:24,events:29,inherits:36,"safe-buffer":82,"simple-sha1":86,webtorrent:112}]},{},[124])(124)});
\ No newline at end of file
diff --git a/index.js b/index.js
index 62c1573..139a8d4 100644
--- a/index.js
+++ b/index.js
@@ -17,10 +17,10 @@ var history_initialized = false
 
 inherits(CacheP2P, EventEmitter)
 
-var cached_mark 
+var cached_mark
 function CacheP2P(opts, callback){
   var self = this
-  
+
   if(typeof(opts)==='function'){
     callback = opts
   }
@@ -55,7 +55,7 @@ function CacheP2P(opts, callback){
         self.emit('alert', "Please tell a friend to open this site's "+page_link.text+" to see it in action.")
         added_links.push(page_link.href)
         sha(page_link.href, function(result){
-          
+
           var magnet = 'magnet:?xt=urn:btih:'+result+'&dn=Unnamed+Torrent+1476541118022&tr=udp%3A%2F%2Fexodus.desync.com%3A6969&tr=udp%3A%2F%2Ftracker.coppersurfer.tk%3A6969&tr=udp%3A%2F%2Ftracker.internetwarriors.net%3A1337&tr=udp%3A%2F%2Ftracker.leechers-paradise.org%3A6969&tr=udp%3A%2F%2Ftracker.openbittorrent.com%3A80&tr=wss%3A%2F%2Ftracker.openwebtorrent.com'
           torrent = client.add(magnet, onTorrent)
 
@@ -70,26 +70,26 @@ function CacheP2P(opts, callback){
           })
         })
       }
-    } 
+    }
   }
   self.scan_links = function(){
     self.emit('message', "Pre-fetching uncached links in this page... ")
-    var this_page_links = document.getElementsByTagName('a')    
+    var this_page_links = document.getElementsByTagName('a')
     for(var i = 0; i < this_page_links.length ; i++){
       if(this_page_links[i].href && this_page_links[i].href.length !== window.location.href.length && this_page_links[i].href.indexOf(window.location.href+'#') == -1 && this_page_links[i].href.indexOf(document.domain) > -1){
         if(!document.security_sha1 || Object.keys(document.security_sha1).indexOf(this_page_links[i].href) > -1){
           if(Object.keys(cached_link_lists).indexOf(this_page_links[i].href) === -1){
             self.fetch(this_page_links[i])
           }
-        } 
+        }
       }
     }
     self.update_links()
   }
 
   self.update_links = function(){
-    var all_links = document.getElementsByTagName('a') 
-    
+    var all_links = document.getElementsByTagName('a')
+
     Object.keys(cached_link_lists).forEach(function(each_url){
       var got_page = cached_link_lists[each_url]
       for(var i = 0 ; i < all_links.length ; i++ ){
@@ -99,7 +99,7 @@ function CacheP2P(opts, callback){
           self.emit('alert', "Security check of content received: "+sha.sync(got_page.page)+"...")
           self.emit('success', "Got this site's '" +all_links[i].text+"' in Cache (sha1: "+got_page.page_hash+" ✔)")
           self.emit('success', "The main server will not be used when '"+link_to_page.text+"' is clicked.")
-          
+
           link_to_page.onclick = function(event){
             event.preventDefault();
             if(!history_initialized){
@@ -109,18 +109,18 @@ function CacheP2P(opts, callback){
             document.title = cached_mark+' '+cached_link_lists[event.target.href].title
             // setTimeout(function(){
             //   window.scrollTo(0, 0);
-              
+
             // }, 10)
             self.emit('cache', event)
             self.emit('ready')
             self.scan_links()
-            
+
             window.history.pushState({page: got_page.page, title: got_page.title},"", got_page.url);
           }
         }
       }
     })
-  }  
+  }
 
   function onTorrent (torrent) {
     torrent.files.forEach(function (file) {
@@ -129,42 +129,50 @@ function CacheP2P(opts, callback){
         // debug(b)
         // debug(b.toString('utf8'))
         var got_page = JSON.parse(b.toString('utf8'))
-        // self.emit('message', "Got cached version of "+got_page.url+" from web peer, modifying link to point to cache.")
-        
-        cached_link_lists[got_page.url] = got_page
-        self.update_links()
+        // self.emit('message', "Got cached version of "+got_page.url+" from web peer, checking security hash.")
 
-        window.onpopstate = function(to) {
-          document.documentElement.innerHTML = to.state.page
-          document.title = cached_mark+" "+to.state.title
-          window.scrollTo(0, 0);
-          self.emit('onpopstate', to)
-          
-          var this_page_links = document.getElementsByTagName('a')
-          for(var i = 0; i < this_page_links.length ; i++){
-            if(Object.keys(cached_link_lists).indexOf(this_page_links[i].href) > -1){
-              this_page_links[i].onclick = function(event){
-                event.preventDefault();
-                document.documentElement.innerHTML = cached_link_lists[event.target.href].page
-                document.title = cached_mark+' '+cached_link_lists[event.target.href].title
-                window.history.pushState({page: cached_link_lists[event.target.href].page, title: cached_link_lists[event.target.href].title},"", event.target.href);
-                setTimeout(function(){
-                  window.scrollTo(0, 0);
-                }, 10)
+        sha(got_page.page, function (page_hash) {
+          if (page_hash != self.security_sha1[got_page.url]) {
+            self.emit('message', 'Cached version of ' + got_page.url + ' has wrong security hash. This is possibly malicious content! Ignoring the version obtained.');
+            return;
+          }
+
+          self.emit('message', 'Cached version of ' + got_page.url + ' has a verified security hash! Proceeding by changing links in page.');
+          cached_link_lists[got_page.url] = got_page
+          self.update_links()
+
+          window.onpopstate = function(to) {
+            document.documentElement.innerHTML = to.state.page
+            document.title = cached_mark+" "+to.state.title
+            window.scrollTo(0, 0);
+            self.emit('onpopstate', to)
+
+            var this_page_links = document.getElementsByTagName('a')
+            for(var i = 0; i < this_page_links.length ; i++){
+              if(Object.keys(cached_link_lists).indexOf(this_page_links[i].href) > -1){
+                this_page_links[i].onclick = function(event){
+                  event.preventDefault();
+                  document.documentElement.innerHTML = cached_link_lists[event.target.href].page
+                  document.title = cached_mark+' '+cached_link_lists[event.target.href].title
+                  window.history.pushState({page: cached_link_lists[event.target.href].page, title: cached_link_lists[event.target.href].title},"", event.target.href);
+                  setTimeout(function(){
+                    window.scrollTo(0, 0);
+                  }, 10)
+                }
+              } else {
+                self.fetch(this_page_links[i])
               }
-            } else {
-              self.fetch(this_page_links[i])
             }
           }
-        }
+        });
       })
     })
   }
 
   setTimeout(function(){
-    
+
     self.emit('message', "Initializing CacheP2P")
-    
+
     self.scan_links()
 
     var message = {