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}},{}],9:[function(a,b){function c(a){return c.enabled(a)?function(b){b=d(b);var e=new Date,f=e-(c[a]||e);c[a]=e,b=a+" "+b+" +"+c.humanize(f),window.console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)}:function(){}}function d(a){return a instanceof Error?a.stack||a.message:a}b.exports=c,c.names=[],c.skips=[],c.enable=function(a){try{localStorage.debug=a}catch(b){}for(var d=(a||"").split(/[\s,]+/),e=d.length,f=0;e>f;f++)a=d[f].replace("*",".*?"),"-"===a[0]?c.skips.push(new RegExp("^"+a.substr(1)+"$")):c.names.push(new RegExp("^"+a+"$"))},c.disable=function(){c.enable("")},c.humanize=function(a){var b=1e3,c=6e4,d=60*c;return a>=d?(a/d).toFixed(1)+"h":a>=c?(a/c).toFixed(1)+"m":a>=b?(a/b|0)+"s":a+"ms"},c.enabled=function(a){for(var b=0,d=c.skips.length;d>b;b++)if(c.skips[b].test(a))return!1;for(var b=0,d=c.names.length;d>b;b++)if(c.names[b].test(a))return!0;return!1};try{window.localStorage&&c.enable(localStorage.debug)}catch(e){}},{}],10:[function(a,b){function c(a){return a?d(a):void 0}function d(a){for(var b in c.prototype)a[b]=c.prototype[b];return a}var e=a("indexof");b.exports=c,c.prototype.on=function(a,b){return this._callbacks=this._callbacks||{},(this._callbacks[a]=this._callbacks[a]||[]).push(b),this},c.prototype.once=function(a,b){function c(){d.off(a,c),b.apply(this,arguments)}var d=this;return this._callbacks=this._callbacks||{},b._off=c,this.on(a,c),this},c.prototype.off=c.prototype.removeListener=c.prototype.removeAllListeners=function(a,b){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var c=this._callbacks[a];if(!c)return this;if(1==arguments.length)return delete this._callbacks[a],this;var d=e(c,b._off||b);return~d&&c.splice(d,1),this},c.prototype.emit=function(a){this._callbacks=this._callbacks||{};var b=[].slice.call(arguments,1),c=this._callbacks[a];if(c){c=c.slice(0);for(var d=0,e=c.length;e>d;++d)c[d].apply(this,b)}return this},c.prototype.listeners=function(a){return this._callbacks=this._callbacks||{},this._callbacks[a]||[]},c.prototype.hasListeners=function(a){return!!this.listeners(a).length}},{indexof:36}],11:[function(a,b){b.exports=a("./lib/")},{"./lib/":12}],12:[function(a,b){b.exports=a("./socket"),b.exports.parser=a("engine.io-parser")},{"./socket":13,"engine.io-parser":22}],13:[function(a,b){function c(a,b){if(!(this instanceof c))return new c(a,b);if(b=b||{},a&&"object"==typeof a&&(b=a,a=null),a&&(a=k(a),b.host=a.host,b.secure="https"==a.protocol||"wss"==a.protocol,b.port=a.port,a.query&&(b.query=a.query)),this.secure=null!=b.secure?b.secure:e.location&&"https:"==location.protocol,b.host){var d=b.host.split(":");b.hostname=d.shift(),d.length&&(b.port=d.pop())}this.agent=b.agent||!1,this.hostname=b.hostname||(e.location?location.hostname:"localhost"),this.port=b.port||(e.location&&location.port?location.port:this.secure?443:80),this.query=b.query||{},"string"==typeof this.query&&(this.query=m.decode(this.query)),this.upgrade=!1!==b.upgrade,this.path=(b.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!b.forceJSONP,this.forceBase64=!!b.forceBase64,this.timestampParam=b.timestampParam||"t",this.timestampRequests=b.timestampRequests,this.transports=b.transports||["polling","websocket"],this.readyState="",this.writeBuffer=[],this.callbackBuffer=[],this.policyPort=b.policyPort||843,this.rememberUpgrade=b.rememberUpgrade||!1,this.open(),this.binaryType=null,this.onlyBinaryUpgrades=b.onlyBinaryUpgrades}function d(a){var b={};for(var c in a)a.hasOwnProperty(c)&&(b[c]=a[c]);return b}var e="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},f=a("./transports"),g=a("component-emitter"),h=a("debug")("engine.io-client:socket"),i=a("indexof"),j=a("engine.io-parser"),k=a("parseuri"),l=a("parsejson"),m=a("parseqs");b.exports=c,c.priorWebsocketSuccess=!1,g(c.prototype),c.protocol=j.protocol,c.Socket=c,c.Transport=a("./transport"),c.transports=a("./transports"),c.parser=a("engine.io-parser"),c.prototype.createTransport=function(a){h('creating transport "%s"',a);var b=d(this.query);b.EIO=j.protocol,b.transport=a,this.id&&(b.sid=this.id);var c=new f[a]({agent:this.agent,hostname:this.hostname,port:this.port,secure:this.secure,path:this.path,query:b,forceJSONP:this.forceJSONP,forceBase64:this.forceBase64,timestampRequests:this.timestampRequests,timestampParam:this.timestampParam,policyPort:this.policyPort,socket:this});return c},c.prototype.open=function(){var a;a=this.rememberUpgrade&&c.priorWebsocketSuccess&&-1!=this.transports.indexOf("websocket")?"websocket":this.transports[0],this.readyState="opening";var a=this.createTransport(a);a.open(),this.setTransport(a)},c.prototype.setTransport=function(a){h("setting transport %s",a.name);var b=this;this.transport&&(h("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=a,a.on("drain",function(){b.onDrain()}).on("packet",function(a){b.onPacket(a)}).on("error",function(a){b.onError(a)}).on("close",function(){b.onClose("transport close")})},c.prototype.probe=function(a){function b(){if(m.onlyBinaryUpgrades){var b=!this.supportsBinary&&m.transport.supportsBinary;l=l||b}l||(h('probe transport "%s" opened',a),k.send([{type:"ping",data:"probe"}]),k.once("packet",function(b){if(!l)if("pong"==b.type&&"probe"==b.data)h('probe transport "%s" pong',a),m.upgrading=!0,m.emit("upgrading",k),c.priorWebsocketSuccess="websocket"==k.name,h('pausing current transport "%s"',m.transport.name),m.transport.pause(function(){l||"closed"!=m.readyState&&"closing"!=m.readyState&&(h("changing transport and sending upgrade packet"),j(),m.setTransport(k),k.send([{type:"upgrade"}]),m.emit("upgrade",k),k=null,m.upgrading=!1,m.flush())});else{h('probe transport "%s" failed',a);var d=new Error("probe error");d.transport=k.name,m.emit("upgradeError",d)}}))}function d(){l||(l=!0,j(),k.close(),k=null)}function e(b){var c=new Error("probe error: "+b);c.transport=k.name,d(),h('probe transport "%s" failed because of error: %s',a,b),m.emit("upgradeError",c)}function f(){e("transport closed")}function g(){e("socket closed")}function i(a){k&&a.name!=k.name&&(h('"%s" works - aborting "%s"',a.name,k.name),d())}function j(){k.removeListener("open",b),k.removeListener("error",e),k.removeListener("close",f),m.removeListener("close",g),m.removeListener("upgrading",i)}h('probing transport "%s"',a);var k=this.createTransport(a,{probe:1}),l=!1,m=this;c.priorWebsocketSuccess=!1,k.once("open",b),k.once("error",e),k.once("close",f),this.once("close",g),this.once("upgrading",i),k.open()},c.prototype.onOpen=function(){if(h("socket open"),this.readyState="open",c.priorWebsocketSuccess="websocket"==this.transport.name,this.emit("open"),this.flush(),"open"==this.readyState&&this.upgrade&&this.transport.pause){h("starting upgrade probes");for(var a=0,b=this.upgrades.length;b>a;a++)this.probe(this.upgrades[a])}},c.prototype.onPacket=function(a){if("opening"==this.readyState||"open"==this.readyState)switch(h('socket receive: type "%s", data "%s"',a.type,a.data),this.emit("packet",a),this.emit("heartbeat"),a.type){case"open":this.onHandshake(l(a.data));break;case"pong":this.setPing();break;case"error":var b=new Error("server error");b.code=a.data,this.emit("error",b);break;case"message":this.emit("data",a.data),this.emit("message",a.data)}else h('packet received with socket readyState "%s"',this.readyState)},c.prototype.onHandshake=function(a){this.emit("handshake",a),this.id=a.sid,this.transport.query.sid=a.sid,this.upgrades=this.filterUpgrades(a.upgrades),this.pingInterval=a.pingInterval,this.pingTimeout=a.pingTimeout,this.onOpen(),"closed"!=this.readyState&&(this.setPing(),this.removeListener("heartbeat",this.onHeartbeat),this.on("heartbeat",this.onHeartbeat))},c.prototype.onHeartbeat=function(a){clearTimeout(this.pingTimeoutTimer);var b=this;b.pingTimeoutTimer=setTimeout(function(){"closed"!=b.readyState&&b.onClose("ping timeout")},a||b.pingInterval+b.pingTimeout)},c.prototype.setPing=function(){var a=this;clearTimeout(a.pingIntervalTimer),a.pingIntervalTimer=setTimeout(function(){h("writing ping packet - expecting pong within %sms",a.pingTimeout),a.ping(),a.onHeartbeat(a.pingTimeout)},a.pingInterval)},c.prototype.ping=function(){this.sendPacket("ping")},c.prototype.onDrain=function(){for(var a=0;a<this.prevBufferLen;a++)this.callbackBuffer[a]&&this.callbackBuffer[a]();this.writeBuffer.splice(0,this.prevBufferLen),this.callbackBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0==this.writeBuffer.length?this.emit("drain"):this.flush()},c.prototype.flush=function(){"closed"!=this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(h("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},c.prototype.write=c.prototype.send=function(a,b){return this.sendPacket("message",a,b),this},c.prototype.sendPacket=function(a,b,c){var d={type:a,data:b};this.emit("packetCreate",d),this.writeBuffer.push(d),this.callbackBuffer.push(c),this.flush()},c.prototype.close=function(){return("opening"==this.readyState||"open"==this.readyState)&&(this.onClose("forced close"),h("socket closing - telling transport to close"),this.transport.close()),this},c.prototype.onError=function(a){h("socket error %j",a),c.priorWebsocketSuccess=!1,this.emit("error",a),this.onClose("transport error",a)},c.prototype.onClose=function(a,b){if("opening"==this.readyState||"open"==this.readyState){h('socket close with reason: "%s"',a);var c=this;clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),setTimeout(function(){c.writeBuffer=[],c.callbackBuffer=[],c.prevBufferLen=0},0),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",a,b)}},c.prototype.filterUpgrades=function(a){for(var b=[],c=0,d=a.length;d>c;c++)~i(this.transports,a[c])&&b.push(a[c]);return b}},{"./transport":14,"./transports":15,"component-emitter":8,debug:9,"engine.io-parser":22,indexof:36,parsejson:29,parseqs:30,parseuri:38}],14:[function(a,b){function c(a){this.path=a.path,this.hostname=a.hostname,this.port=a.port,this.secure=a.secure,this.query=a.query,this.timestampParam=a.timestampParam,this.timestampRequests=a.timestampRequests,this.readyState="",this.agent=a.agent||!1,this.socket=a.socket}var d=a("engine.io-parser"),e=a("component-emitter");b.exports=c,e(c.prototype),c.timestamps=0,c.prototype.onError=function(a,b){var c=new Error(a);return c.type="TransportError",c.description=b,this.emit("error",c),this},c.prototype.open=function(){return("closed"==this.readyState||""==this.readyState)&&(this.readyState="opening",this.doOpen()),this},c.prototype.close=function(){return("opening"==this.readyState||"open"==this.readyState)&&(this.doClose(),this.onClose()),this},c.prototype.send=function(a){if("open"!=this.readyState)throw new Error("Transport not open");this.write(a)},c.prototype.onOpen=function(){this.readyState="open",this.writable=!0,this.emit("open")},c.prototype.onData=function(a){try{var b=d.decodePacket(a,this.socket.binaryType);this.onPacket(b)}catch(c){c.data=a,this.onError("parser decode error",c)}},c.prototype.onPacket=function(a){this.emit("packet",a)},c.prototype.onClose=function(){this.readyState="closed",this.emit("close")}},{"component-emitter":8,"engine.io-parser":22}],15:[function(a,b,c){function d(a){var b,c=!1;if(e.location){var d="https:"==location.protocol,i=location.port;i||(i=d?443:80),c=a.hostname!=location.hostname||i!=a.port}return a.xdomain=c,b=new f(a),"open"in b&&!a.forceJSONP?new g(a):new h(a)}var e="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},f=a("xmlhttprequest"),g=a("./polling-xhr"),h=a("./polling-jsonp"),i=a("./websocket");c.polling=d,c.websocket=i},{"./polling-jsonp":16,"./polling-xhr":17,"./websocket":19,xmlhttprequest:20}],16:[function(a,b){function c(){}function d(a){f.call(this,a),this.query=this.query||{},h||(e.___eio||(e.___eio=[]),h=e.___eio),this.index=h.length;var b=this;h.push(function(a){b.onData(a)}),this.query.j=this.index,e.document&&e.addEventListener&&e.addEventListener("beforeunload",function(){b.script&&(b.script.onerror=c)})}var e="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},f=a("./polling"),g=a("component-inherit");b.exports=d;var h,i=/\n/g,j=/\\n/g;g(d,f),d.prototype.supportsBinary=!1,d.prototype.doClose=function(){this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),this.form&&(this.form.parentNode.removeChild(this.form),this.form=null),f.prototype.doClose.call(this)},d.prototype.doPoll=function(){var a=this,b=document.createElement("script");this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),b.async=!0,b.src=this.uri(),b.onerror=function(b){a.onError("jsonp poll error",b)};var c=document.getElementsByTagName("script")[0];c.parentNode.insertBefore(b,c),this.script=b;var d="undefined"!=typeof navigator&&/gecko/i.test(navigator.userAgent);d&&setTimeout(function(){var a=document.createElement("iframe");document.body.appendChild(a),document.body.removeChild(a)},100)},d.prototype.doWrite=function(a,b){function c(){d(),b()}function d(){if(e.iframe)try{e.form.removeChild(e.iframe)}catch(a){e.onError("jsonp polling iframe removal error",a)}try{var b='<iframe src="javascript:0" name="'+e.iframeId+'">';f=document.createElement(b)}catch(a){f=document.createElement("iframe"),f.name=e.iframeId,f.src="javascript:0"}f.id=e.iframeId,e.form.appendChild(f),e.iframe=f}var e=this;if(!this.form){var f,g=document.createElement("form"),h=document.createElement("textarea"),k=this.iframeId="eio_iframe_"+this.index;g.className="socketio",g.style.position="absolute",g.style.top="-1000px",g.style.left="-1000px",g.target=k,g.method="POST",g.setAttribute("accept-charset","utf-8"),h.name="d",g.appendChild(h),document.body.appendChild(g),this.form=g,this.area=h}this.form.action=this.uri(),d(),a=a.replace(j,"\\\n"),this.area.value=a.replace(i,"\\n");try{this.form.submit()}catch(l){}this.iframe.attachEvent?this.iframe.onreadystatechange=function(){"complete"==e.iframe.readyState&&c()}:this.iframe.onload=c}},{"./polling":18,"component-inherit":21}],17:[function(a,b){function c(){}function d(a){if(i.call(this,a),g.location){var b="https:"==location.protocol,c=location.port;c||(c=b?443:80),this.xd=a.hostname!=g.location.hostname||c!=a.port}}function e(a){this.method=a.method||"GET",this.uri=a.uri,this.xd=!!a.xd,this.async=!1!==a.async,this.data=void 0!=a.data?a.data:null,this.agent=a.agent,this.create(a.isBinary,a.supportsBinary)}function f(){for(var a in e.requests)e.requests.hasOwnProperty(a)&&e.requests[a].abort()}var g="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},h=a("xmlhttprequest"),i=a("./polling"),j=a("component-emitter"),k=a("component-inherit"),l=a("debug")("engine.io-client:polling-xhr");b.exports=d,b.exports.Request=e,k(d,i),d.prototype.supportsBinary=!0,d.prototype.request=function(a){return a=a||{},a.uri=this.uri(),a.xd=this.xd,a.agent=this.agent||!1,a.supportsBinary=this.supportsBinary,new e(a)},d.prototype.doWrite=function(a,b){var c="string"!=typeof a&&void 0!==a,d=this.request({method:"POST",data:a,isBinary:c}),e=this;d.on("success",b),d.on("error",function(a){e.onError("xhr post error",a)}),this.sendXhr=d},d.prototype.doPoll=function(){l("xhr poll");var a=this.request(),b=this;a.on("data",function(a){b.onData(a)}),a.on("error",function(a){b.onError("xhr poll error",a)}),this.pollXhr=a},j(e.prototype),e.prototype.create=function(a,b){var c=this.xhr=new h({agent:this.agent,xdomain:this.xd}),d=this;try{if(l("xhr open %s: %s",this.method,this.uri),c.open(this.method,this.uri,this.async),b&&(c.responseType="arraybuffer"),"POST"==this.method)try{a?c.setRequestHeader("Content-type","application/octet-stream"):c.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(f){}"withCredentials"in c&&(c.withCredentials=!0),c.onreadystatechange=function(){var a;try{if(4!=c.readyState)return;if(200==c.status||1223==c.status){var e=c.getResponseHeader("Content-Type");a="application/octet-stream"===e?c.response:b?"ok":c.responseText}else setTimeout(function(){d.onError(c.status)},0)}catch(f){d.onError(f)}null!=a&&d.onData(a)},l("xhr data %s",this.data),c.send(this.data)}catch(f){return void setTimeout(function(){d.onError(f)},0)}g.document&&(this.index=e.requestsCount++,e.requests[this.index]=this)},e.prototype.onSuccess=function(){this.emit("success"),this.cleanup()},e.prototype.onData=function(a){this.emit("data",a),this.onSuccess()},e.prototype.onError=function(a){this.emit("error",a),this.cleanup()},e.prototype.cleanup=function(){if("undefined"!=typeof this.xhr&&null!==this.xhr){this.xhr.onreadystatechange=c;try{this.xhr.abort()}catch(a){}g.document&&delete e.requests[this.index],this.xhr=null}},e.prototype.abort=function(){this.cleanup()},g.document&&(e.requestsCount=0,e.requests={},g.attachEvent?g.attachEvent("onunload",f):g.addEventListener&&g.addEventListener("beforeunload",f))},{"./polling":18,"component-emitter":8,"component-inherit":21,debug:9,xmlhttprequest:20}],18:[function(a,b){function c(a){var b=a&&a.forceBase64;(!i||b)&&(this.supportsBinary=!1),d.call(this,a)}var d=a("../transport"),e=a("parseqs"),f=a("engine.io-parser"),g=a("component-inherit"),h=a("debug")("engine.io-client:polling");b.exports=c;var i=function(){var b=a("xmlhttprequest"),c=new b({agent:this.agent,xdomain:!1});return null!=c.responseType}();g(c,d),c.prototype.name="polling",c.prototype.doOpen=function(){this.poll()},c.prototype.pause=function(a){function b(){h("paused"),c.readyState="paused",a()}var c=this;if(this.readyState="pausing",this.polling||!this.writable){var d=0;this.polling&&(h("we are currently polling - waiting to pause"),d++,this.once("pollComplete",function(){h("pre-pause polling complete"),--d||b()})),this.writable||(h("we are currently writing - waiting to pause"),d++,this.once("drain",function(){h("pre-pause writing complete"),--d||b()}))}else b()},c.prototype.poll=function(){h("polling"),this.polling=!0,this.doPoll(),this.emit("poll")},c.prototype.onData=function(a){var b=this;h("polling got data %s",a);var c=function(a){return"opening"==b.readyState&&b.onOpen(),"close"==a.type?(b.onClose(),!1):void b.onPacket(a)};f.decodePayload(a,this.socket.binaryType,c),"closed"!=this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"==this.readyState?this.poll():h('ignoring poll - transport state "%s"',this.readyState))},c.prototype.doClose=function(){function a(){h("writing close packet"),b.write([{type:"close"}])}var b=this;"open"==this.readyState?(h("transport open - closing"),a()):(h("transport not open - deferring close"),this.once("open",a))},c.prototype.write=function(a){var b=this;this.writable=!1;var c=function(){b.writable=!0,b.emit("drain")},b=this;f.encodePayload(a,this.supportsBinary,function(a){b.doWrite(a,c)})},c.prototype.uri=function(){var a=this.query||{},b=this.secure?"https":"http",c="";return!1!==this.timestampRequests&&(a[this.timestampParam]=+new 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