MediaWiki:Source.js

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o=this;r.on("connecting",n),r.on("connect",function{r.id=o.generateId(t)}),this.autoConnect&&n}return r},r.prototype.destroy=function(t){var e=f(this.connecting,t);~e&&this.connecting.splice(e,1),this.connecting.length||this.close},r.prototype.packet=function(t){h("writing packet %j",t);var e=this;t.query&&0===t.type&&(t.nsp+="?"+t.query),e.encoding?e.packetBuffer.push(t):(e.encoding=!0,this.encoder.encode(t,function(n){for(var r=0;r0&&!this.encoding){var t=this.packetBuffer.shift;this. packet(t)}},r.prototype.cleanup=function{h("cleanup");for(var t=this.subs.length,e=0;e<t;e++){var n=this.subs.shift;n.destroy}this.packetBuffer=[],this.encoding=!1,this.lastPing=null,this.decoder.destroy},r.prototype.close=r.prototype.disconnect=function{h("disconnect"),this.skipReconnect=!0,this.reconnecting=!1,"opening"===this.readyState&&this.cleanup,this.backoff.reset,this.readyState="closed",this.engine&&this.engine.close},r.prototype.onclose=function(t){h("onclose"),this.cleanup,this.backoff.reset,this.readyState="closed",this.emit("close",t),this._reconnection&&!this.skipReconnect&&this.reconnect},r.prototype.reconnect=function{if(this.reconnecting||this.skipReconnect)return this;var t=this;if(this.backoff.attempts>=this._reconnectionAttempts)h("reconnect failed"),this.backoff.reset,this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var e=this.backoff.duration;h("will wait %dms before reconnect attempt",e),this.reconnecting=!0;var n=setTimeout (function{t.skipReconnect||(h("attempting reconnect"),t.emitAll("reconnect_attempt",t.backoff.attempts),t.emitAll("reconnecting",t.backoff.attempts),t.skipReconnect||t.open(function(e){e?(h("reconnect attempt error"),t.reconnecting=!1,t.reconnect,t.emitAll("reconnect_error",e.data)):(h("reconnect success"),t.onreconnect)}))},e);this.subs.push({destroy:function{clearTimeout(n)}})}},r.prototype.onreconnect=function{var t=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset,this.updateSocketIds,this.emitAll("reconnect",t)}},function(t,e,n){t.exports=n(15)},function(t,e,n){t.exports=n(16),t.exports.parser=n(23)},function(t,e,n){(function(e){function r(t,n){if(!(this instanceof r))return new r(t,n);n=n||{},t&&"object"==typeof t&&(n=t,t=null),t?(t=u(t),n.hostname=t.host,n.secure="https"===t.protocol||"wss"===t.protocol,n.port=t.port,t.query&&(n.query=t.query)):n.host&&(n.hostname=u(n.host).host),this.secure=null!=n.secure?n.secure:e.location&&"https:"===location. protocol,n.hostname&&!n.port&&(n.port=this.secure?"443":"80"),this.agent=n.agent||!1,this.hostname=n.hostname||(e.location?location.hostname:"localhost"),this.port=n.port||(e.location&&location.port?location.port:this.secure?443:80),this.query=n.query||{},"string"==typeof this.query&&(this.query=f.decode(this.query)),this.upgrade=!1!==n.upgrade,this.path=(n.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!n.forceJSONP,this.jsonp=!1!==n.jsonp,this.forceBase64=!!n.forceBase64,this.enablesXDR=!!n.enablesXDR,this.timestampParam=n.timestampParam||"t",this.timestampRequests=n.timestampRequests,this.transports=n.transports||["polling","websocket"],this.transportOptions=n.transportOptions||{},this.readyState="",this.writeBuffer=[],this.prevBufferLen=0,this.policyPort=n.policyPort||843,this.rememberUpgrade=n.rememberUpgrade||!1,this.binaryType=null,this.onlyBinaryUpgrades=n.onlyBinaryUpgrades,this.perMessageDeflate=!1!==n.perMessageDeflate&&(n.perMessageDeflate||{}),!0===this. perMessageDeflate&&(this.perMessageDeflate={}),this.perMessageDeflate&&null==this.perMessageDeflate.threshold&&(this.perMessageDeflate.threshold=1024),this.pfx=n.pfx||null,this.key=n.key||null,this.passphrase=n.passphrase||null,this.cert=n.cert||null,this.ca=n.ca||null,this.ciphers=n.ciphers||null,this.rejectUnauthorized=void 0===n.rejectUnauthorized||n.rejectUnauthorized,this.forceNode=!!n.forceNode;var o="object"==typeof e&&e;o.global===o&&(n.extraHeaders&&Object.keys(n.extraHeaders).length>0&&(this.extraHeaders=n.extraHeaders),n.localAddress&&(this.localAddress=n.localAddress)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingIntervalTimer=null,this.pingTimeoutTimer=null,this.open}function o(t){var e={};for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n]);return e}var i=n(17),s=n(8),a=n(3)("engine.io-client:socket"),c=n(37),p=n(23),u=n(2),h=n(38),f=n(31);t.exports=r,r.priorWebsocketSuccess=!1,s(r.prototype),r.protocol=p.protocol,r.Socket=r,r. Transport=n(22),r.transports=n(17),r.parser=n(23),r.prototype.createTransport=function(t){a('creating transport "%s"',t);var e=o(this.query);e.EIO=p.protocol,e.transport=t;var n=this.transportOptions[t]||{};this.id&&(e.sid=this.id);var r=new i[t]({query:e,socket:this,agent:n.agent||this.agent,hostname:n.hostname||this.hostname,port:n.port||this.port,secure:n.secure||this.secure,path:n.path||this.path,forceJSONP:n.forceJSONP||this.forceJSONP,jsonp:n.jsonp||this.jsonp,forceBase64:n.forceBase64||this.forceBase64,enablesXDR:n.enablesXDR||this.enablesXDR,timestampRequests:n.timestampRequests||this.timestampRequests,timestampParam:n.timestampParam||this.timestampParam,policyPort:n.policyPort||this.policyPort,pfx:n.pfx||this.pfx,key:n.key||this.key,passphrase:n.passphrase||this.passphrase,cert:n.cert||this.cert,ca:n.ca||this.ca,ciphers:n.ciphers||this.ciphers,rejectUnauthorized:n.rejectUnauthorized||this.rejectUnauthorized,perMessageDeflate:n.perMessageDeflate||this.perMessageDeflate, extraHeaders:n.extraHeaders||this.extraHeaders,forceNode:n.forceNode||this.forceNode,localAddress:n.localAddress||this.localAddress,requestTimeout:n.requestTimeout||this.requestTimeout,protocols:n.protocols||void 0});return r},r.prototype.open=function{var t;if(this.rememberUpgrade&&r.priorWebsocketSuccess&&this.transports.indexOf("websocket")!==-1)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";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(f.onlyBinaryUpgrades){var e=!this.supportsBinary&&f.transport.supportsBinary;h=h||e}h||(a('probe transport "%s" opened',t),u.send([{type:"ping",data:"probe"}]),u.once("packet",function(e){if(!h)if("pong"===e.type&&"probe"===e.data){if(a('probe transport "%s" pong',t),f.upgrading=!0,f.emit("upgrading",u),!u)return;r.priorWebsocketSuccess="websocket"===u.name,a('pausing current transport "%s"',f.transport.name),f.transport.pause(function{h||"closed"!==f.readyState&&(a("changing transport and sending upgrade packet"),p,f.setTransport(u),u.send([{type:"upgrade"}]),f.emit("upgrade",u),u=null,f.upgrading=!1,f.flush)})}else{a('probe transport "%s" failed',t);var n=new Error("probe error");n.transport=u.name,f.emit("upgradeError",n)}}))}function n{h||(h=!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),f.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),f.removeListener("close",s),f.removeListener("upgrading",c)}a('probing transport "%s"',t);var u=this.createTransport(t,{probe:1}),h=!1,f=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;t<e;t++)this.probe(this.upgrades[t])}},r.prototype.onPacket=function(t){if("opening"===this.readyState|| "open"===this.readyState||"closing"===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(h(t.data));break;case"pong":this.setPing,this.emit("pong");break;case"error":var e=new Error("server error");e.code=t.data,this.onError(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{var t=this;this.sendPacket("ping",function{t.emit("ping")})},r.prototype.onDrain=function{this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emit("drain"):this.flush},r.prototype.flush=function{"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(a("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},r.prototype.write=r.prototype.send=function(t,e,n){return this.sendPacket("message",t,e,n),this},r.prototype.sendPacket=function(t,e,n,r){if("function"==typeof e&& (r=e,e=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){n=n||{},n.compress=!1!==n.compress;var o={type:t,data:e,options:n};this.emit("packetCreate",o),this.writeBuffer.push(o),r&&this.once("flush",r),this.flush}},r.prototype.close=function{function t{r.onClose("forced close"),a("socket closing - telling transport to close"),r.transport.close}function e{r.removeListener("upgrade",e),r.removeListener("upgradeError",e),t}function n{r.once("upgrade",e),r.once("upgradeError",e)}if("opening"===this.readyState||"open"===this.readyState){this.readyState="closing";var r=this;this.writeBuffer.length?this.once("drain",function{this.upgrading?n:t}):this.upgrading?n:t}return this},r.prototype.onError=function(t){a("socket error %j",t),r.priorWebsocketSuccess=!1,this.emit("error",t),this.onClose("transport error",t)},r.prototype.onClose=function(t,e){if("opening"===this.readyState||"open"===this.readyState||"closing"===this. readyState){a('socket close with reason: "%s"',t);var n=this;clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close,this.transport.removeAllListeners,this.readyState="closed",this.id=null,this.emit("close",t,e),n.writeBuffer=[],n.prevBufferLen=0}},r.prototype.filterUpgrades=function(t){for(var e=[],n=0,r=t.length;n<r;n++)~c(this.transports,t[n])&&e.push(t[n]);return e}}).call(e,function{return this})},function(t,e,n){(function(t){function r(e){var n,r=!1,a=!1,c=!1!==e.jsonp;if(t.location){var p="https:"===location.protocol,u=location.port;u||(u=p?443:80),r=e.hostname!==location.hostname||u!==e.port,a=e.secure!==p}if(e.xdomain=r,e.xscheme=a,n=new o(e),"open"in n&&!e.forceJSONP)return new i(e);if(!c)throw new Error("JSONP disabled");return new s(e)}var o=n(18),i=n(20),s=n(34),a=n(35);e.polling=r,e.websocket=a}).call(e,function{return this})},function(t,e,n){(function(e){var r=n(19);t.exports= function(t){var n=t.xdomain,o=t.xscheme,i=t.enablesXDR;try{if("undefined"!=typeof XMLHttpRequest&&(!n||r))return new XMLHttpRequest}catch(s){}try{if("undefined"!=typeof XDomainRequest&&!o&&i)return new XDomainRequest}catch(s){}if(!n)try{return new(e[["Active"].concat("Object").join("X")])("Microsoft.XMLHTTP")}catch(s){}}}).call(e,function{return this})},function(t,e){try{t.exports="undefined"!=typeof XMLHttpRequest&&"withCredentials"in new XMLHttpRequest}catch(n){t.exports=!1}},function(t,e,n){(function(e){function r{}function o(t){if(c.call(this,t),this.requestTimeout=t.requestTimeout,this.extraHeaders=t.extraHeaders,e.location){var n="https:"===location.protocol,r=location.port;r||(r=n?443:80),this.xd=t.hostname!==e.location.hostname||r!==t.port,this.xs=t.secure!==n}}function i(t){this.method=t.method||"GET",this.uri=t.uri,this.xd=!!t.xd,this.xs=!!t.xs,this.async=!1!==t.async,this.data=void 0!==t.data?t.data:null,this.agent=t.agent,this.isBinary=t.isBinary,this.supportsBinary=t .supportsBinary,this.enablesXDR=t.enablesXDR,this.requestTimeout=t.requestTimeout,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,this.extraHeaders=t.extraHeaders,this.create}function s{for(var t in i.requests)i.requests.hasOwnProperty(t)&&i.requests[t].abort}var a=n(18),c=n(21),p=n(8),u=n(32),h=n(3)("engine.io-client:polling-xhr");t.exports=o,t.exports.Request=i,u(o,c),o.prototype.supportsBinary=!0,o.prototype.request=function(t){return t=t||{},t.uri=this.uri,t.xd=this.xd,t.xs=this.xs,t.agent=this.agent||!1,t.supportsBinary=this.supportsBinary,t.enablesXDR=this.enablesXDR,t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized,t.requestTimeout=this.requestTimeout,t.extraHeaders=this.extraHeaders,new i(t)},o.prototype.doWrite=function(t,e){var n="string"!=typeof t&&void 0 !==t,r=this.request({method:"POST",data:t,isBinary:n}),o=this;r.on("success",e),r.on("error",function(t){o.onError("xhr post error",t)}),this.sendXhr=r},o.prototype.doPoll=function{h("xhr poll");var t=this.request,e=this;t.on("data",function(t){e.onData(t)}),t.on("error",function(t){e.onError("xhr poll error",t)}),this.pollXhr=t},p(i.prototype),i.prototype.create=function{var t={agent:this.agent,xdomain:this.xd,xscheme:this.xs,enablesXDR:this.enablesXDR};t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized;var n=this.xhr=new a(t),r=this;try{h("xhr open %s: %s",this.method,this.uri),n.open(this.method,this.uri,this.async);try{if(this.extraHeaders){n.setDisableHeaderCheck&&n.setDisableHeaderCheck(!0);for(var o in this.extraHeaders)this.extraHeaders.hasOwnProperty(o)&&n.setRequestHeader(o,this.extraHeaders[o])}}catch(s){}if("POST"===this.method)try{this.isBinary?n.setRequestHeader ("Content-type","application/octet-stream"):n.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(s){}try{n.setRequestHeader("Accept","*/*")}catch(s){}"withCredentials"in n&&(n.withCredentials=!0),this.requestTimeout&&(n.timeout=this.requestTimeout),this.hasXDR?(n.onload=function{r.onLoad},n.onerror=function{r.onError(n.responseText)}):n.onreadystatechange=function{if(2===n.readyState){var t;try{t=n.getResponseHeader("Content-Type")}catch(e){}"application/octet-stream"===t&&(n.responseType="arraybuffer")}4===n.readyState&&(200===n.status||1223===n.status?r.onLoad:setTimeout(function{r.onError(n.status)},0))},h("xhr data %s",this.data),n.send(this.data)}catch(s){return void setTimeout(function{r.onError(s)},0)}e.document&&(this.index=i.requestsCount++,i.requests[this.index]=this)},i.prototype.onSuccess=function{this.emit("success"),this.cleanup},i.prototype.onData=function(t){this.emit("data",t),this.onSuccess},i.prototype.onError=function(t){this. emit("error",t),this.cleanup(!0)},i.prototype.cleanup=function(t){if("undefined"!=typeof this.xhr&&null!==this.xhr){if(this.hasXDR?this.xhr.onload=this.xhr.onerror=r:this.xhr.onreadystatechange=r,t)try{this.xhr.abort}catch(n){}e.document&&delete i.requests[this.index],this.xhr=null}},i.prototype.onLoad=function{var t;try{var e;try{e=this.xhr.getResponseHeader("Content-Type")}catch(n){}t="application/octet-stream"===e?this.xhr.response||this.xhr.responseText:this.xhr.responseText}catch(n){this.onError(n)}null!=t&&this.onData(t)},i.prototype.hasXDR=function{return"undefined"!=typeof e.XDomainRequest&&!this.xs&&this.enablesXDR},i.prototype.abort=function{this.cleanup},i.requestsCount=0,i.requests={},e.document&&(e.attachEvent?e.attachEvent("onunload",s):e.addEventListener&&e.addEventListener("beforeunload",s,!1))}).call(e,function{return this})},function(t,e,n){function r(t){var e=t&&t.forceBase64;u&&!e||(this.supportsBinary=!1),o.call(this,t)}var o=n(22),i=n(31),s=n(23),a =n(32),c=n(33),p=n(3)("engine.io-client:polling");t.exports=r;var u=function{var t=n(18),e=new t({xdomain:!1});return null!=e.responseType};a(r,o),r.prototype.name="polling",r.prototype.doOpen=function{this.poll},r.prototype.pause=function(t){function e{p("paused"),n.readyState="paused",t}var n=this;if(this.readyState="pausing",this.polling||!this.writable){var r=0;this.polling&&(p("we are currently polling - waiting to pause"),r++,this.once("pollComplete",function{p("pre-pause polling complete"),--r||e})),this.writable||(p("we are currently writing - waiting to pause"),r++,this.once("drain",function{p("pre-pause writing complete"),--r||e}))}else e},r.prototype.poll=function{p("polling"),this.polling=!0,this.doPoll,this.emit("poll")},r.prototype.onData=function(t){var e=this;p("polling got data %s",t);var n=function(t,n,r){return"opening"===e.readyState&&e.onOpen,"close"===t.type?(e.onClose,!1):void e.onPacket(t)};s.decodePayload(t,this.socket.binaryType,n ),"closed"!==this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"===this.readyState?this.poll:p('ignoring poll - transport state "%s"',this.readyState))},r.prototype.doClose=function{function t{p("writing close packet"),e.write([{type:"close"}])}var e=this;"open"===this.readyState?(p("transport open - closing"),t):(p("transport not open - deferring close"),this.once("open",t))},r.prototype.write=function(t){var e=this;this.writable=!1;var n=function{e.writable=!0,e.emit("drain")};s.encodePayload(t,this.supportsBinary,function(t){e.doWrite(t,n)})},r.prototype.uri=function{var t=this.query||{},e=this.secure?"https":"http",n="";!1!==this.timestampRequests&&(t[this.timestampParam]=c),this.supportsBinary||t.sid||(t.b64=1),t=i.encode(t),this.port&&("https"===e&&443!==Number(this.port)||"http"===e&&80!==Number(this.port))&&(n=":"+this.port),t.length&&(t="?"+t);var r=this.hostname.indexOf(":")!==-1;return e+"://"+(r?"["+this.hostname+"]":this.hostname)+n+this.path+t 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 * var s=new k([o.buffer,t.data]);return r(s)}function a(t){try{t=d.decode(t,{strict:!1})}catch(e){return!1}return t}function c(t,e,n){for(var r=new Array(t.length),o=l(t.length,n),i=function(t,n,o){e(n,function(e,n){r[t]=n,o(e,r)})},s=0;s<t.length;s++)i(s,t[s],o)}var p,u=n(24),h=n(9),f=n(25),l=n(26),d=n(27);t&&t.ArrayBuffer&&(p=n(29));var y="undefined"!=typeof navigator&&/Android/i.test(navigator.userAgent),m="undefined"!=typeof navigator&&/PhantomJS/i.test(navigator.userAgent),g=y||m;e.protocol=3;var v=e.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6},b=u(v),w={type:"error",data:"parser error"},k=n(30);e.encodePacket=function(e,n,i,a){"function"==typeof n&&(a=n,n=!1),"function"==typeof i&&(a=i,i=null);var c=void 0===e.data?void 0:e.data.buffer||e.data;if(t.ArrayBuffer&&c instanceof ArrayBuffer)return o(e,n,a);if(k&&c instanceof t.Blob)return s(e,n,a);if(c&&c.base64)return r(e,a);var p=v[e.type];return void 0!==e.data&&(p+=i?d.encode(String(e.data),{strict:!1}):String(