var getCookie = function(cname) { var name = cname + "="; var ca = document.cookie.split(';'); for(var i=0; i0&&!this.encoding){var t=this.packetBuffer.shift();this.packet(t)}},n.prototype.cleanup=function(){for(var t;t=this.subs.shift();)t.destroy();this.packetBuffer=[],this.encoding=!1,this.decoder.destroy()},n.prototype.close=n.prototype.disconnect=function(){this.skipReconnect=!0,this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},n.prototype.onclose=function(t){p("close"),this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",t),this._reconnection&&!this.skipReconnect&&this.reconnect()},n.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var t=this;if(this.backoff.attempts>=this._reconnectionAttempts)p("reconnect failed"),this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var e=this.backoff.duration();p("will wait %dms before reconnect attempt",e),this.reconnecting=!0;var n=setTimeout(function(){t.skipReconnect||(p("attempting reconnect"),t.emitAll("reconnect_attempt",t.backoff.attempts),t.emitAll("reconnecting",t.backoff.attempts),t.skipReconnect||t.open(function(e){e?(p("reconnect attempt error"),t.reconnecting=!1,t.reconnect(),t.emitAll("reconnect_error",e.data)):(p("reconnect success"),t.onreconnect())}))},e);this.subs.push({destroy:function(){clearTimeout(n)}})}},n.prototype.onreconnect=function(){var t=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",t)}},{"./on":4,"./socket":5,"./url":6,backo2:7,"component-bind":8,"component-emitter":9,debug:10,"engine.io-client":11,indexof:42,"object-component":43,"socket.io-parser":46}],4:[function(t,e){function n(t,e,n){return t.on(e,n),{destroy:function(){t.removeListener(e,n)}}}e.exports=n},{}],5:[function(t,e,n){function r(t,e){this.io=t,this.nsp=e,this.json=this,this.ids=0,this.acks={},this.io.autoConnect&&this.open(),this.receiveBuffer=[],this.sendBuffer=[],this.connected=!1,this.disconnected=!0}var o=t("socket.io-parser"),i=t("component-emitter"),s=t("to-array"),a=t("./on"),c=t("component-bind"),p=t("debug")("socket.io-client:socket"),u=t("has-binary");e.exports=n=r;var f={connect:1,connect_error:1,connect_timeout:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1},h=i.prototype.emit;i(r.prototype),r.prototype.subEvents=function(){if(!this.subs){var t=this.io;this.subs=[a(t,"open",c(this,"onopen")),a(t,"packet",c(this,"onpacket")),a(t,"close",c(this,"onclose"))]}},r.prototype.open=r.prototype.connect=function(){return this.connected?this:(this.subEvents(),this.io.open(),"open"==this.io.readyState&&this.onopen(),this)},r.prototype.send=function(){var t=s(arguments);return t.unshift("message"),this.emit.apply(this,t),this},r.prototype.emit=function(t){if(f.hasOwnProperty(t))return h.apply(this,arguments),this;var e=s(arguments),n=o.EVENT;u(e)&&(n=o.BINARY_EVENT);var r={type:n,data:e};return"function"==typeof e[e.length-1]&&(p("emitting packet with ack id %d",this.ids),this.acks[this.ids]=e.pop(),r.id=this.ids++),this.connected?this.packet(r):this.sendBuffer.push(r),this},r.prototype.packet=function(t){t.nsp=this.nsp,this.io.packet(t)},r.prototype.onopen=function(){p("transport is open - connecting"),"/"!=this.nsp&&this.packet({type:o.CONNECT})},r.prototype.onclose=function(t){p("close (%s)",t),this.connected=!1,this.disconnected=!0,delete this.id,this.emit("disconnect",t)},r.prototype.onpacket=function(t){if(t.nsp==this.nsp)switch(t.type){case o.CONNECT:this.onconnect();break;case o.EVENT:this.onevent(t);break;case o.BINARY_EVENT:this.onevent(t);break;case o.ACK:this.onack(t);break;case o.BINARY_ACK:this.onack(t);break;case o.DISCONNECT:this.ondisconnect();break;case o.ERROR:this.emit("error",t.data)}},r.prototype.onevent=function(t){var e=t.data||[];p("emitting event %j",e),null!=t.id&&(p("attaching ack callback to event"),e.push(this.ack(t.id))),this.connected?h.apply(this,e):this.receiveBuffer.push(e)},r.prototype.ack=function(t){var e=this,n=!1;return function(){if(!n){n=!0;var r=s(arguments);p("sending ack %j",r);var i=u(r)?o.BINARY_ACK:o.ACK;e.packet({type:i,id:t,data:r})}}},r.prototype.onack=function(t){p("calling ack %s with %j",t.id,t.data);var e=this.acks[t.id];e.apply(this,t.data),delete this.acks[t.id]},r.prototype.onconnect=function(){this.connected=!0,this.disconnected=!1,this.emit("connect"),this.emitBuffered()},r.prototype.emitBuffered=function(){var t;for(t=0;t0&&t.jitter<=1?t.jitter:0,this.attempts=0}e.exports=n,n.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),n=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-n:t+n}return 0|Math.min(t,this.max)},n.prototype.reset=function(){this.attempts=0},n.prototype.setMin=function(t){this.ms=t},n.prototype.setMax=function(t){this.max=t},n.prototype.setJitter=function(t){this.jitter=t}},{}],8:[function(t,e){var n=[].slice;e.exports=function(t,e){if("string"==typeof e&&(e=t[e]),"function"!=typeof e)throw new Error("bind() requires a function");var r=n.call(arguments,2);return function(){return e.apply(t,r.concat(n.call(arguments)))}}},{}],9:[function(t,e){function n(t){return t?r(t):void 0}function r(t){for(var e in n.prototype)t[e]=n.prototype[e];return t}e.exports=n,n.prototype.on=n.prototype.addEventListener=function(t,e){return this._callbacks=this._callbacks||{},(this._callbacks[t]=this._callbacks[t]||[]).push(e),this},n.prototype.once=function(t,e){function n(){r.off(t,n),e.apply(this,arguments)}var r=this;return this._callbacks=this._callbacks||{},n.fn=e,this.on(t,n),this},n.prototype.off=n.prototype.removeListener=n.prototype.removeAllListeners=n.prototype.removeEventListener=function(t,e){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var n=this._callbacks[t];if(!n)return this;if(1==arguments.length)return delete this._callbacks[t],this;for(var r,o=0;or;++r)n[r].apply(this,e)}return this},n.prototype.listeners=function(t){return this._callbacks=this._callbacks||{},this._callbacks[t]||[]},n.prototype.hasListeners=function(t){return!!this.listeners(t).length}},{}],10:[function(t,e){function n(t){return n.enabled(t)?function(e){e=r(e);var o=new Date,i=o-(n[t]||o);n[t]=o,e=t+" "+e+" +"+n.humanize(i),window.console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)}:function(){}}function r(t){return t instanceof Error?t.stack||t.message:t}e.exports=n,n.names=[],n.skips=[],n.enable=function(t){try{localStorage.debug=t}catch(e){}for(var r=(t||"").split(/[\s,]+/),o=r.length,i=0;o>i;i++)t=r[i].replace("*",".*?"),"-"===t[0]?n.skips.push(new RegExp("^"+t.substr(1)+"$")):n.names.push(new RegExp("^"+t+"$"))},n.disable=function(){n.enable("")},n.humanize=function(t){var e=1e3,n=6e4,r=60*n;return t>=r?(t/r).toFixed(1)+"h":t>=n?(t/n).toFixed(1)+"m":t>=e?(t/e|0)+"s":t+"ms"},n.enabled=function(t){for(var e=0,r=n.skips.length;r>e;e++)if(n.skips[e].test(t))return!1;for(var e=0,r=n.names.length;r>e;e++)if(n.names[e].test(t))return!0;return!1};try{window.localStorage&&n.enable(localStorage.debug)}catch(o){}},{}],11:[function(t,e){e.exports=t("./lib/")},{"./lib/":12}],12:[function(t,e){e.exports=t("./socket"),e.exports.parser=t("engine.io-parser")},{"./socket":13,"engine.io-parser":25}],13:[function(t,e){(function(n){function r(t,e){if(!(this instanceof r))return new r(t,e);if(e=e||{},t&&"object"==typeof t&&(e=t,t=null),t&&(t=u(t),e.host=t.host,e.secure="https"==t.protocol||"wss"==t.protocol,e.port=t.port,t.query&&(e.query=t.query)),this.secure=null!=e.secure?e.secure:n.location&&"https:"==location.protocol,e.host){var o=e.host.split(":");e.hostname=o.shift(),o.length?e.port=o.pop():e.port||(e.port=this.secure?"443":"80")}this.agent=e.agent||!1,this.hostname=e.hostname||(n.location?location.hostname:"localhost"),this.port=e.port||(n.location&&location.port?location.port:this.secure?443:80),this.query=e.query||{},"string"==typeof this.query&&(this.query=h.decode(this.query)),this.upgrade=!1!==e.upgrade,this.path=(e.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!e.forceJSONP,this.jsonp=!1!==e.jsonp,this.forceBase64=!!e.forceBase64,this.enablesXDR=!!e.enablesXDR,this.timestampParam=e.timestampParam||"t",this.timestampRequests=e.timestampRequests,this.transports=e.transports||["polling","websocket"],this.readyState="",this.writeBuffer=[],this.callbackBuffer=[],this.policyPort=e.policyPort||843,this.rememberUpgrade=e.rememberUpgrade||!1,this.binaryType=null,this.onlyBinaryUpgrades=e.onlyBinaryUpgrades,this.pfx=e.pfx||null,this.key=e.key||null,this.passphrase=e.passphrase||null,this.cert=e.cert||null,this.ca=e.ca||null,this.ciphers=e.ciphers||null,this.rejectUnauthorized=e.rejectUnauthorized||null,this.open()}function o(t){var e={};for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n]);return e}var i=t("./transports"),s=t("component-emitter"),a=t("debug")("engine.io-client:socket"),c=t("indexof"),p=t("engine.io-parser"),u=t("parseuri"),f=t("parsejson"),h=t("parseqs");e.exports=r,r.priorWebsocketSuccess=!1,s(r.prototype),r.protocol=p.protocol,r.Socket=r,r.Transport=t("./transport"),r.transports=t("./transports"),r.parser=t("engine.io-parser"),r.prototype.createTransport=function(t){a('creating transport "%s"',t);var e=o(this.query);e.EIO=p.protocol,e.transport=t,this.id&&(e.sid=this.id);var n=new i[t]({agent:this.agent,hostname:this.hostname,port:this.port,secure:this.secure,path:this.path,query:e,forceJSONP:this.forceJSONP,jsonp:this.jsonp,forceBase64:this.forceBase64,enablesXDR:this.enablesXDR,timestampRequests:this.timestampRequests,timestampParam:this.timestampParam,policyPort:this.policyPort,socket:this,pfx:this.pfx,key:this.key,passphrase:this.passphrase,cert:this.cert,ca:this.ca,ciphers:this.ciphers,rejectUnauthorized:this.rejectUnauthorized});return n},r.prototype.open=function(){var t;if(this.rememberUpgrade&&r.priorWebsocketSuccess&&-1!=this.transports.indexOf("websocket"))t="websocket";else{if(0==this.transports.length){var e=this;return void setTimeout(function(){e.emit("error","No transports available")},0)}t=this.transports[0]}this.readyState="opening";var t;try{t=this.createTransport(t)}catch(n){return this.transports.shift(),void this.open()}t.open(),this.setTransport(t)},r.prototype.setTransport=function(t){a("setting transport %s",t.name);var e=this;this.transport&&(a("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=t,t.on("drain",function(){e.onDrain()}).on("packet",function(t){e.onPacket(t)}).on("error",function(t){e.onError(t)}).on("close",function(){e.onClose("transport close")})},r.prototype.probe=function(t){function e(){if(h.onlyBinaryUpgrades){var e=!this.supportsBinary&&h.transport.supportsBinary;f=f||e}f||(a('probe transport "%s" opened',t),u.send([{type:"ping",data:"probe"}]),u.once("packet",function(e){if(!f)if("pong"==e.type&&"probe"==e.data){if(a('probe transport "%s" pong',t),h.upgrading=!0,h.emit("upgrading",u),!u)return;r.priorWebsocketSuccess="websocket"==u.name,a('pausing current transport "%s"',h.transport.name),h.transport.pause(function(){f||"closed"!=h.readyState&&(a("changing transport and sending upgrade packet"),p(),h.setTransport(u),u.send([{type:"upgrade"}]),h.emit("upgrade",u),u=null,h.upgrading=!1,h.flush())})}else{a('probe transport "%s" failed',t);var n=new Error("probe error");n.transport=u.name,h.emit("upgradeError",n)}}))}function n(){f||(f=!0,p(),u.close(),u=null)}function o(e){var r=new Error("probe error: "+e);r.transport=u.name,n(),a('probe transport "%s" failed because of error: %s',t,e),h.emit("upgradeError",r)}function i(){o("transport closed")}function s(){o("socket closed")}function c(t){u&&t.name!=u.name&&(a('"%s" works - aborting "%s"',t.name,u.name),n())}function p(){u.removeListener("open",e),u.removeListener("error",o),u.removeListener("close",i),h.removeListener("close",s),h.removeListener("upgrading",c)}a('probing transport "%s"',t);var u=this.createTransport(t,{probe:1}),f=!1,h=this;r.priorWebsocketSuccess=!1,u.once("open",e),u.once("error",o),u.once("close",i),this.once("close",s),this.once("upgrading",c),u.open()},r.prototype.onOpen=function(){if(a("socket open"),this.readyState="open",r.priorWebsocketSuccess="websocket"==this.transport.name,this.emit("open"),this.flush(),"open"==this.readyState&&this.upgrade&&this.transport.pause){a("starting upgrade probes");for(var t=0,e=this.upgrades.length;e>t;t++)this.probe(this.upgrades[t])}},r.prototype.onPacket=function(t){if("opening"==this.readyState||"open"==this.readyState)switch(a('socket receive: type "%s", data "%s"',t.type,t.data),this.emit("packet",t),this.emit("heartbeat"),t.type){case"open":this.onHandshake(f(t.data));break;case"pong":this.setPing();break;case"error":var e=new Error("server error");e.code=t.data,this.emit("error",e);break;case"message":this.emit("data",t.data),this.emit("message",t.data)}else a('packet received with socket readyState "%s"',this.readyState)},r.prototype.onHandshake=function(t){this.emit("handshake",t),this.id=t.sid,this.transport.query.sid=t.sid,this.upgrades=this.filterUpgrades(t.upgrades),this.pingInterval=t.pingInterval,this.pingTimeout=t.pingTimeout,this.onOpen(),"closed"!=this.readyState&&(this.setPing(),this.removeListener("heartbeat",this.onHeartbeat),this.on("heartbeat",this.onHeartbeat))},r.prototype.onHeartbeat=function(t){clearTimeout(this.pingTimeoutTimer);var e=this;e.pingTimeoutTimer=setTimeout(function(){"closed"!=e.readyState&&e.onClose("ping timeout")},t||e.pingInterval+e.pingTimeout)},r.prototype.setPing=function(){var t=this;clearTimeout(t.pingIntervalTimer),t.pingIntervalTimer=setTimeout(function(){a("writing ping packet - expecting pong within %sms",t.pingTimeout),t.ping(),t.onHeartbeat(t.pingTimeout)},t.pingInterval)},r.prototype.ping=function(){this.sendPacket("ping")},r.prototype.onDrain=function(){for(var t=0;tn;n++)~c(this.transports,t[n])&&e.push(t[n]);return e}}).call(this,"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./transport":14,"./transports":15,"component-emitter":9,debug:22,"engine.io-parser":25,indexof:42,parsejson:34,parseqs:35,parseuri:36}],14:[function(t,e){function n(t){this.path=t.path,this.hostname=t.hostname,this.port=t.port,this.secure=t.secure,this.query=t.query,this.timestampParam=t.timestampParam,this.timestampRequests=t.timestampRequests,this.readyState="",this.agent=t.agent||!1,this.socket=t.socket,this.enablesXDR=t.enablesXDR,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized}var r=t("engine.io-parser"),o=t("component-emitter");e.exports=n,o(n.prototype),n.timestamps=0,n.prototype.onError=function(t,e){var n=new Error(t);return n.type="TransportError",n.description=e,this.emit("error",n),this},n.prototype.open=function(){return("closed"==this.readyState||""==this.readyState)&&(this.readyState="opening",this.doOpen()),this},n.prototype.close=function(){return("opening"==this.readyState||"open"==this.readyState)&&(this.doClose(),this.onClose()),this},n.prototype.send=function(t){if("open"!=this.readyState)throw new Error("Transport not open");this.write(t)},n.prototype.onOpen=function(){this.readyState="open",this.writable=!0,this.emit("open")},n.prototype.onData=function(t){var e=r.decodePacket(t,this.socket.binaryType);this.onPacket(e)},n.prototype.onPacket=function(t){this.emit("packet",t)},n.prototype.onClose=function(){this.readyState="closed",this.emit("close")}},{"component-emitter":9,"engine.io-parser":25}],15:[function(t,e,n){(function(e){function r(t){var n,r=!1,a=!1,c=!1!==t.jsonp;if(e.location){var p="https:"==location.protocol,u=location.port;u||(u=p?443:80),r=t.hostname!=location.hostname||u!=t.port,a=t.secure!=p}if(t.xdomain=r,t.xscheme=a,n=new o(t),"open"in n&&!t.forceJSONP)return new i(t);if(!c)throw new Error("JSONP disabled");return new s(t)}var o=t("xmlhttprequest"),i=t("./polling-xhr"),s=t("./polling-jsonp"),a=t("./websocket");n.polling=r,n.websocket=a}).call(this,"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./polling-jsonp":16,"./polling-xhr":17,"./websocket":19,xmlhttprequest:20}],16:[function(t,e){(function(n){function r(){}function o(t){i.call(this,t),this.query=this.query||{},a||(n.___eio||(n.___eio=[]),a=n.___eio),this.index=a.length;var e=this;a.push(function(t){e.onData(t)}),this.query.j=this.index,n.document&&n.addEventListener&&n.addEventListener("beforeunload",function(){e.script&&(e.script.onerror=r)},!1)}var i=t("./polling"),s=t("component-inherit");e.exports=o;var a,c=/\n/g,p=/\\n/g;s(o,i),o.prototype.supportsBinary=!1,o.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,this.iframe=null),i.prototype.doClose.call(this)},o.prototype.doPoll=function(){var t=this,e=document.createElement("script");this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),e.async=!0,e.src=this.uri(),e.onerror=function(e){t.onError("jsonp poll error",e)};var n=document.getElementsByTagName("script")[0];n.parentNode.insertBefore(e,n),this.script=e;var r="undefined"!=typeof navigator&&/gecko/i.test(navigator.userAgent);r&&setTimeout(function(){var t=document.createElement("iframe");document.body.appendChild(t),document.body.removeChild(t)},100)},o.prototype.doWrite=function(t,e){function n(){r(),e()}function r(){if(o.iframe)try{o.form.removeChild(o.iframe)}catch(t){o.onError("jsonp polling iframe removal error",t)}try{var e='