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Filename : pusher.min.js
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/*!
 * Pusher JavaScript Library v7.2.0
 * https://pusher.com/
 *
 * Copyright 2020, Pusher
 * Released under the MIT licence.
 */
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Fetching a new key from the authEndpoint..."),void this.authorize(this.pusher.connection.socket_id,(function(e,s){e?Z.error("Failed to make a request to the authEndpoint: "+s+". Unable to fetch new key, so dropping encrypted event"):null!==(i=n.nacl.secretbox.open(r,o,n.key))?n.emit(t,n.getDataToEmit(i)):Z.error("Failed to decrypt event with new key. 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r=t.call(this)||this;r.state="initialized",r.connection=null,r.key=e,r.options=n,r.timeline=r.options.timeline,r.usingTLS=r.options.useTLS,r.errorCallbacks=r.buildErrorCallbacks(),r.connectionCallbacks=r.buildConnectionCallbacks(r.errorCallbacks),r.handshakeCallbacks=r.buildHandshakeCallbacks(r.errorCallbacks);var o=Se.getNetwork();return o.bind("online",(function(){r.timeline.info({netinfo:"online"}),"connecting"!==r.state&&"unavailable"!==r.state||r.retryIn(0)})),o.bind("offline",(function(){r.timeline.info({netinfo:"offline"}),r.connection&&r.sendActivityCheck()})),r.updateStrategy(),r}return Wt(e,t),e.prototype.connect=function(){this.connection||this.runner||(this.strategy.isSupported()?(this.updateState("connecting"),this.startConnecting(),this.setUnavailableTimer()):this.updateState("failed"))},e.prototype.send=function(t){return!!this.connection&&this.connection.send(t)},e.prototype.send_event=function(t,e,n){return!!this.connection&&this.connection.send_event(t,e,n)},e.prototype.disconnect=function(){this.disconnectInternally(),this.updateState("disconnected")},e.prototype.isUsingTLS=function(){return this.usingTLS},e.prototype.startConnecting=function(){var t=this,e=function(n,r){n?t.runner=t.strategy.connect(0,e):"error"===r.action?(t.emit("error",{type:"HandshakeError",error:r.error}),t.timeline.error({handshakeError:r.error})):(t.abortConnecting(),t.handshakeCallbacks[r.action](r))};this.runner=this.strategy.connect(0,e)},e.prototype.abortConnecting=function(){this.runner&&(this.runner.abort(),this.runner=null)},e.prototype.disconnectInternally=function(){(this.abortConnecting(),this.clearRetryTimer(),this.clearUnavailableTimer(),this.connection)&&this.abandonConnection().close()},e.prototype.updateStrategy=function(){this.strategy=this.options.getStrategy({key:this.key,timeline:this.timeline,useTLS:this.usingTLS})},e.prototype.retryIn=function(t){var e=this;this.timeline.info({action:"retry",delay:t}),t>0&&this.emit("connecting_in",Math.round(t/1e3)),this.retryTimer=new H(t||0,(function(){e.disconnectInternally(),e.connect()}))},e.prototype.clearRetryTimer=function(){this.retryTimer&&(this.retryTimer.ensureAborted(),this.retryTimer=null)},e.prototype.setUnavailableTimer=function(){var t=this;this.unavailableTimer=new H(this.options.unavailableTimeout,(function(){t.updateState("unavailable")}))},e.prototype.clearUnavailableTimer=function(){this.unavailableTimer&&this.unavailableTimer.ensureAborted()},e.prototype.sendActivityCheck=function(){var t=this;this.stopActivityCheck(),this.connection.ping(),this.activityTimer=new H(this.options.pongTimeout,(function(){t.timeline.error({pong_timed_out:t.options.pongTimeout}),t.retryIn(0)}))},e.prototype.resetActivityCheck=function(){var t=this;this.stopActivityCheck(),this.connection&&!this.connection.handlesActivityChecks()&&(this.activityTimer=new H(this.activityTimeout,(function(){t.sendActivityCheck()})))},e.prototype.stopActivityCheck=function(){this.activityTimer&&this.activityTimer.ensureAborted()},e.prototype.buildConnectionCallbacks=function(t){var e=this;return z({},t,{message:function(t){e.resetActivityCheck(),e.emit("message",t)},ping:function(){e.send_event("pusher:pong",{})},activity:function(){e.resetActivityCheck()},error:function(t){e.emit("error",t)},closed:function(){e.abandonConnection(),e.shouldRetry()&&e.retryIn(1e3)}})},e.prototype.buildHandshakeCallbacks=function(t){var e=this;return z({},t,{connected:function(t){e.activityTimeout=Math.min(e.options.activityTimeout,t.activityTimeout,t.connection.activityTimeout||1/0),e.clearUnavailableTimer(),e.setConnection(t.connection),e.socket_id=e.connection.id,e.updateState("connected",{socket_id:e.socket_id})}})},e.prototype.buildErrorCallbacks=function(){var t=this,e=function(e){return function(n){n.error&&t.emit("error",{type:"WebSocketError",error:n.error}),e(n)}};return{tls_only:e((function(){t.usingTLS=!0,t.updateStrategy(),t.retryIn(0)})),refused:e((function(){t.disconnect()})),backoff:e((function(){t.retryIn(1e3)})),retry:e((function(){t.retryIn(0)}))}},e.prototype.setConnection=function(t){for(var e in this.connection=t,this.connectionCallbacks)this.connection.bind(e,this.connectionCallbacks[e]);this.resetActivityCheck()},e.prototype.abandonConnection=function(){if(this.connection){for(var t in this.stopActivityCheck(),this.connectionCallbacks)this.connection.unbind(t,this.connectionCallbacks[t]);var e=this.connection;return this.connection=null,e}},e.prototype.updateState=function(t,e){var n=this.state;if(this.state=t,n!==t){var r=t;"connected"===r&&(r+=" with new socket ID "+e.socket_id),Z.debug("State changed",n+" -> "+r),this.timeline.info({state:t,params:e}),this.emit("state_change",{previous:n,current:t}),this.emit(t,e)}},e.prototype.shouldRetry=function(){return"connecting"===this.state||"connected"===this.state},e}(pt),Vt=function(){function t(){this.channels={}}return t.prototype.add=function(t,e){return this.channels[t]||(this.channels[t]=function(t,e){if(0===t.indexOf("private-encrypted-")){if(e.config.nacl)return Qt.createEncryptedChannel(t,e,e.config.nacl);var n=p("encryptedChannelSupport");throw new m("Tried to subscribe to a private-encrypted- channel but no nacl implementation available. "+n)}if(0===t.indexOf("private-"))return Qt.createPrivateChannel(t,e);if(0===t.indexOf("presence-"))return Qt.createPresenceChannel(t,e);if(0===t.indexOf("#"))throw new y('Cannot create a channel with name "'+t+'".');return Qt.createChannel(t,e)}(t,e)),this.channels[t]},t.prototype.all=function(){return function(t){var e=[];return F(t,(function(t){e.push(t)})),e}(this.channels)},t.prototype.find=function(t){return this.channels[t]},t.prototype.remove=function(t){var e=this.channels[t];return delete this.channels[t],e},t.prototype.disconnect=function(){F(this.channels,(function(t){t.disconnect()}))},t}();var Qt={createChannels:function(){return new Vt},createConnectionManager:function(t,e){return new Gt(t,e)},createChannel:function(t,e){return new Nt(t,e)},createPrivateChannel:function(t,e){return new Mt(t,e)},createPresenceChannel:function(t,e){return new qt(t,e)},createEncryptedChannel:function(t,e,n){return new Jt(t,e,n)},createTimelineSender:function(t,e){return new It(t,e)},createHandshake:function(t,e){return new jt(t,e)},createAssistantToTheTransportManager:function(t,e,n){return new Et(t,e,n)}},Yt=function(){function t(t){this.options=t||{},this.livesLeft=this.options.lives||1/0}return t.prototype.getAssistant=function(t){return Qt.createAssistantToTheTransportManager(this,t,{minPingDelay:this.options.minPingDelay,maxPingDelay:this.options.maxPingDelay})},t.prototype.isAlive=function(){return this.livesLeft>0},t.prototype.reportDeath=function(){this.livesLeft-=1},t}(),$t=function(){function t(t,e){this.strategies=t,this.loop=Boolean(e.loop),this.failFast=Boolean(e.failFast),this.timeout=e.timeout,this.timeoutLimit=e.timeoutLimit}return t.prototype.isSupported=function(){return Q(this.strategies,U.method("isSupported"))},t.prototype.connect=function(t,e){var n=this,r=this.strategies,o=0,i=this.timeout,s=null,c=function(a,u){u?e(null,u):(o+=1,n.loop&&(o%=r.length),o<r.length?(i&&(i*=2,n.timeoutLimit&&(i=Math.min(i,n.timeoutLimit))),s=n.tryStrategy(r[o],t,{timeout:i,failFast:n.failFast},c)):e(!0))};return s=this.tryStrategy(r[o],t,{timeout:i,failFast:this.failFast},c),{abort:function(){s.abort()},forceMinPriority:function(e){t=e,s&&s.forceMinPriority(e)}}},t.prototype.tryStrategy=function(t,e,n,r){var o=null,i=null;return n.timeout>0&&(o=new H(n.timeout,(function(){i.abort(),r(!0)}))),i=t.connect(e,(function(t,e){t&&o&&o.isRunning()&&!n.failFast||(o&&o.ensureAborted(),r(t,e))})),{abort:function(){o&&o.ensureAborted(),i.abort()},forceMinPriority:function(t){i.forceMinPriority(t)}}},t}(),Kt=function(){function t(t){this.strategies=t}return t.prototype.isSupported=function(){return Q(this.strategies,U.method("isSupported"))},t.prototype.connect=function(t,e){return function(t,e,n){var r=W(t,(function(t,r,o,i){return t.connect(e,n(r,i))}));return{abort:function(){J(r,Zt)},forceMinPriority:function(t){J(r,(function(e){e.forceMinPriority(t)}))}}}(this.strategies,t,(function(t,n){return function(r,o){n[t].error=r,r?function(t){return function(t,e){for(var n=0;n<t.length;n++)if(!e(t[n],n,t))return!1;return!0}(t,(function(t){return Boolean(t.error)}))}(n)&&e(!0):(J(n,(function(t){t.forceMinPriority(o.transport.priority)})),e(null,o))}}))},t}();function Zt(t){t.error||t.aborted||(t.abort(),t.aborted=!0)}var te=function(){function t(t,e,n){this.strategy=t,this.transports=e,this.ttl=n.ttl||18e5,this.usingTLS=n.useTLS,this.timeline=n.timeline}return t.prototype.isSupported=function(){return this.strategy.isSupported()},t.prototype.connect=function(t,e){var n=this.usingTLS,r=function(t){var e=Se.getLocalStorage();if(e)try{var n=e[ee(t)];if(n)return JSON.parse(n)}catch(e){ne(t)}return null}(n),o=[this.strategy];if(r&&r.timestamp+this.ttl>=U.now()){var i=this.transports[r.transport];i&&(this.timeline.info({cached:!0,transport:r.transport,latency:r.latency}),o.push(new $t([i],{timeout:2*r.latency+1e3,failFast:!0})))}var s=U.now(),c=o.pop().connect(t,(function r(i,a){i?(ne(n),o.length>0?(s=U.now(),c=o.pop().connect(t,r)):e(i)):(!function(t,e,n){var r=Se.getLocalStorage();if(r)try{r[ee(t)]=K({timestamp:U.now(),transport:e,latency:n})}catch(t){}}(n,a.transport.name,U.now()-s),e(null,a))}));return{abort:function(){c.abort()},forceMinPriority:function(e){t=e,c&&c.forceMinPriority(e)}}},t}();function ee(t){return"pusherTransport"+(t?"TLS":"NonTLS")}function ne(t){var e=Se.getLocalStorage();if(e)try{delete e[ee(t)]}catch(t){}}var re=function(){function t(t,e){var n=e.delay;this.strategy=t,this.options={delay:n}}return t.prototype.isSupported=function(){return this.strategy.isSupported()},t.prototype.connect=function(t,e){var n,r=this.strategy,o=new H(this.options.delay,(function(){n=r.connect(t,e)}));return{abort:function(){o.ensureAborted(),n&&n.abort()},forceMinPriority:function(e){t=e,n&&n.forceMinPriority(e)}}},t}(),oe=function(){function t(t,e,n){this.test=t,this.trueBranch=e,this.falseBranch=n}return t.prototype.isSupported=function(){return(this.test()?this.trueBranch:this.falseBranch).isSupported()},t.prototype.connect=function(t,e){return(this.test()?this.trueBranch:this.falseBranch).connect(t,e)},t}(),ie=function(){function t(t){this.strategy=t}return t.prototype.isSupported=function(){return this.strategy.isSupported()},t.prototype.connect=function(t,e){var n=this.strategy.connect(t,(function(t,r){r&&n.abort(),e(t,r)}));return n},t}();function se(t){return function(){return t.isSupported()}}var ce,ae=function(t,e,n){var r={};function o(e,o,i,s,c){var a=n(t,e,o,i,s,c);return r[e]=a,a}var i,s=Object.assign({},e,{hostNonTLS:t.wsHost+":"+t.wsPort,hostTLS:t.wsHost+":"+t.wssPort,httpPath:t.wsPath}),c=Object.assign({},s,{useTLS:!0}),a=Object.assign({},e,{hostNonTLS:t.httpHost+":"+t.httpPort,hostTLS:t.httpHost+":"+t.httpsPort,httpPath:t.httpPath}),u={loop:!0,timeout:15e3,timeoutLimit:6e4},h=new Yt({lives:2,minPingDelay:1e4,maxPingDelay:t.activityTimeout}),p=new Yt({lives:2,minPingDelay:1e4,maxPingDelay:t.activityTimeout}),l=o("ws","ws",3,s,h),f=o("wss","ws",3,c,h),d=o("sockjs","sockjs",1,a),y=o("xhr_streaming","xhr_streaming",1,a,p),g=o("xdr_streaming","xdr_streaming",1,a,p),v=o("xhr_polling","xhr_polling",1,a),b=o("xdr_polling","xdr_polling",1,a),m=new $t([l],u),_=new $t([f],u),w=new $t([d],u),S=new $t([new oe(se(y),y,g)],u),k=new $t([new oe(se(v),v,b)],u),C=new $t([new oe(se(S),new Kt([S,new re(k,{delay:4e3})]),k)],u),T=new oe(se(C),C,w);return i=e.useTLS?new Kt([m,new re(T,{delay:2e3})]):new Kt([m,new re(_,{delay:2e3}),new re(T,{delay:5e3})]),new te(new ie(new oe(se(l),i,T)),r,{ttl:18e5,timeline:e.timeline,useTLS:e.useTLS})},ue={getRequest:function(t){var e=new window.XDomainRequest;return e.ontimeout=function(){t.emit("error",new g),t.close()},e.onerror=function(e){t.emit("error",e),t.close()},e.onprogress=function(){e.responseText&&e.responseText.length>0&&t.onChunk(200,e.responseText)},e.onload=function(){e.responseText&&e.responseText.length>0&&t.onChunk(200,e.responseText),t.emit("finished",200),t.close()},e},abortRequest:function(t){t.ontimeout=t.onerror=t.onprogress=t.onload=null,t.abort()}},he=function(){var t=function(e,n){return(t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])})(e,n)};return function(e,n){function r(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),pe=function(t){function e(e,n,r){var o=t.call(this)||this;return o.hooks=e,o.method=n,o.url=r,o}return he(e,t),e.prototype.start=function(t){var e=this;this.position=0,this.xhr=this.hooks.getRequest(this),this.unloader=function(){e.close()},Se.addUnloadListener(this.unloader),this.xhr.open(this.method,this.url,!0),this.xhr.setRequestHeader&&this.xhr.setRequestHeader("Content-Type","application/json"),this.xhr.send(t)},e.prototype.close=function(){this.unloader&&(Se.removeUnloadListener(this.unloader),this.unloader=null),this.xhr&&(this.hooks.abortRequest(this.xhr),this.xhr=null)},e.prototype.onChunk=function(t,e){for(;;){var n=this.advanceBuffer(e);if(!n)break;this.emit("chunk",{status:t,data:n})}this.isBufferTooLong(e)&&this.emit("buffer_too_long")},e.prototype.advanceBuffer=function(t){var e=t.slice(this.position),n=e.indexOf("\n");return-1!==n?(this.position+=n+1,e.slice(0,n)):null},e.prototype.isBufferTooLong=function(t){return this.position===t.length&&t.length>262144},e}(pt);!function(t){t[t.CONNECTING=0]="CONNECTING",t[t.OPEN=1]="OPEN",t[t.CLOSED=3]="CLOSED"}(ce||(ce={}));var le=ce,fe=1;function de(t){var e=-1===t.indexOf("?")?"?":"&";return t+e+"t="+ +new Date+"&n="+fe++}function ye(t){return Math.floor(Math.random()*t)}var ge,ve=function(){function t(t,e){this.hooks=t,this.session=ye(1e3)+"/"+function(t){for(var e=[],n=0;n<t;n++)e.push(ye(32).toString(32));return e.join("")}(8),this.location=function(t){var e=/([^\?]*)\/*(\??.*)/.exec(t);return{base:e[1],queryString:e[2]}}(e),this.readyState=le.CONNECTING,this.openStream()}return t.prototype.send=function(t){return this.sendRaw(JSON.stringify([t]))},t.prototype.ping=function(){this.hooks.sendHeartbeat(this)},t.prototype.close=function(t,e){this.onClose(t,e,!0)},t.prototype.sendRaw=function(t){if(this.readyState!==le.OPEN)return!1;try{return Se.createSocketRequest("POST",de((e=this.location,n=this.session,e.base+"/"+n+"/xhr_send"))).start(t),!0}catch(t){return!1}var 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t.base+"/"+e+"/xhr_streaming"+t.queryString},onHeartbeat:function(t){t.sendRaw("[]")},sendHeartbeat:function(t){t.sendRaw("[]")},onFinished:function(t,e){t.onClose(1006,"Connection interrupted ("+e+")",!1)}},me={getReceiveURL:function(t,e){return t.base+"/"+e+"/xhr"+t.queryString},onHeartbeat:function(){},sendHeartbeat:function(t){t.sendRaw("[]")},onFinished:function(t,e){200===e?t.reconnect():t.onClose(1006,"Connection interrupted ("+e+")",!1)}},_e={getRequest:function(t){var e=new(Se.getXHRAPI());return e.onreadystatechange=e.onprogress=function(){switch(e.readyState){case 3:e.responseText&&e.responseText.length>0&&t.onChunk(e.status,e.responseText);break;case 4:e.responseText&&e.responseText.length>0&&t.onChunk(e.status,e.responseText),t.emit("finished",e.status),t.close()}},e},abortRequest:function(t){t.onreadystatechange=null,t.abort()}},we={createStreamingSocket:function(t){return this.createSocket(be,t)},createPollingSocket:function(t){return 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n=function(){e.onDocumentBody(t.ready)};window.JSON?n():u.load("json2",{},n)},getDocument:function(){return document},getProtocol:function(){return this.getDocument().location.protocol},getAuthorizers:function(){return{ajax:k,jsonp:tt}},onDocumentBody:function(t){var e=this;document.body?t():setTimeout((function(){e.onDocumentBody(t)}),0)},createJSONPRequest:function(t,e){return new nt(t,e)},createScriptRequest:function(t){return new et(t)},getLocalStorage:function(){try{return window.localStorage}catch(t){return}},createXHR:function(){return this.getXHRAPI()?this.createXMLHttpRequest():this.createMicrosoftXHR()},createXMLHttpRequest:function(){return new(this.getXHRAPI())},createMicrosoftXHR:function(){return new ActiveXObject("Microsoft.XMLHTTP")},getNetwork:function(){return Ot},createWebSocket:function(t){return new(this.getWebSocketAPI())(t)},createSocketRequest:function(t,e){if(this.isXHRSupported())return this.HTTPFactory.createXHR(t,e);if(this.isXDRSupported(0===e.indexOf("https:")))return this.HTTPFactory.createXDR(t,e);throw"Cross-origin HTTP requests are not supported"},isXHRSupported:function(){var t=this.getXHRAPI();return Boolean(t)&&void 0!==(new t).withCredentials},isXDRSupported:function(t){var e=t?"https:":"http:",n=this.getProtocol();return Boolean(window.XDomainRequest)&&n===e},addUnloadListener:function(t){void 0!==window.addEventListener?window.addEventListener("unload",t,!1):void 0!==window.attachEvent&&window.attachEvent("onunload",t)},removeUnloadListener:function(t){void 0!==window.addEventListener?window.removeEventListener("unload",t,!1):void 0!==window.detachEvent&&window.detachEvent("onunload",t)}};!function(t){t[t.ERROR=3]="ERROR",t[t.INFO=6]="INFO",t[t.DEBUG=7]="DEBUG"}(ge||(ge={}));var ke=ge,Ce=function(){function t(t,e,n){this.key=t,this.session=e,this.events=[],this.options=n||{},this.sent=0,this.uniqueID=0}return t.prototype.log=function(t,e){t<=this.options.level&&(this.events.push(z({},e,{timestamp:U.now()})),this.options.limit&&this.events.length>this.options.limit&&this.events.shift())},t.prototype.error=function(t){this.log(ke.ERROR,t)},t.prototype.info=function(t){this.log(ke.INFO,t)},t.prototype.debug=function(t){this.log(ke.DEBUG,t)},t.prototype.isEmpty=function(){return 0===this.events.length},t.prototype.send=function(t,e){var n=this,r=z({session:this.session,bundle:this.sent+1,key:this.key,lib:"js",version:this.options.version,cluster:this.options.cluster,features:this.options.features,timeline:this.events},this.options.params);return this.events=[],t(r,(function(t,r){t||n.sent++,e&&e(t,r)})),!0},t.prototype.generateUniqueID=function(){return this.uniqueID++,this.uniqueID},t}(),Te=function(){function t(t,e,n,r){this.name=t,this.priority=e,this.transport=n,this.options=r||{}}return t.prototype.isSupported=function(){return 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