lib-jitsi-meet-dist/dist/lib-jitsi-meet.min.js

It's the library of [Jitsi Meet API](https://github.com/jitsi/lib-jitsi-meet) that contains two core file: `external_api.min.js`、`lib-jitsi-meet.min.js`

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called"),this._proto._doDisconnect(),this.authenticated=!1,this.disconnecting=!1,this.restored=!1,this.handlers=[],this.timedHandlers=[],this.removeTimeds=[],this.removeHandlers=[],this.addTimeds=[],this.addHandlers=[],this._changeConnectStatus(I.Status.DISCONNECTED,e),this.connected=!1},_dataRecv:function(e,t){var n=this;I.debug("_dataRecv called");var i=this._proto._reqToData(e);if(null!==i){for(this.xmlInput!==I.Connection.prototype.xmlInput&&(i.nodeName===this._proto.strip&&i.childNodes.length?this.xmlInput(i.childNodes[0]):this.xmlInput(i)),this.rawInput!==I.Connection.prototype.rawInput&&(t?this.rawInput(t):this.rawInput(I.serialize(i)));this.removeHandlers.length>0;){var r=this.removeHandlers.pop(),s=this.handlers.indexOf(r);s>=0&&this.handlers.splice(s,1)}for(;this.addHandlers.length>0;)this.handlers.push(this.addHandlers.pop());if(this.disconnecting&&this._proto._emptyQueue())this._doDisconnect();else{var o=i.getAttribute("type");if(null!==o&&"terminate"===o){if(this.disconnecting)return;var a=i.getAttribute("condition"),c=i.getElementsByTagName("conflict");return null!==a?("remote-stream-error"===a&&c.length>0&&(a="conflict"),this._changeConnectStatus(I.Status.CONNFAIL,a)):this._changeConnectStatus(I.Status.CONNFAIL,I.ErrorCondition.UNKOWN_REASON),void this._doDisconnect(a)}I.forEachChild(i,null,(function(e){var t=n.handlers;n.handlers=[];for(var i=0;i<t.length;i++){var r=t[i];try{(!r.isMatch(e)||!n.authenticated&&r.user||r.run(e))&&n.handlers.push(r)}catch(e){I.warn("Removing Strophe handlers due to uncaught exception: "+e.message)}}}))}}},mechanisms:{},_connect_cb:function(e,t,n){var i;I.debug("_connect_cb was called"),this.connected=!0;try{i=this._proto._reqToData(e)}catch(e){if(e.name!==I.ErrorCondition.BAD_FORMAT)throw e;this._changeConnectStatus(I.Status.CONNFAIL,I.ErrorCondition.BAD_FORMAT),this._doDisconnect(I.ErrorCondition.BAD_FORMAT)}if(i&&(this.xmlInput!==I.Connection.prototype.xmlInput&&(i.nodeName===this._proto.strip&&i.childNodes.length?this.xmlInput(i.childNodes[0]):this.xmlInput(i)),this.rawInput!==I.Connection.prototype.rawInput&&(n?this.rawInput(n):this.rawInput(I.serialize(i))),this._proto._connect_cb(i)!==I.Status.CONNFAIL))if(i.getElementsByTagNameNS?i.getElementsByTagNameNS(I.NS.STREAM,"features").length>0:i.getElementsByTagName("stream:features").length>0||i.getElementsByTagName("features").length>0){var r=[],s=i.getElementsByTagName("mechanism");if(s.length>0)for(var o=0;o<s.length;o++){var a=I.getText(s[o]);this.mechanisms[a]&&r.push(this.mechanisms[a])}0!==r.length||0!==i.getElementsByTagName("auth").length?!1!==this.do_authentication&&this.authenticate(r):this._proto._no_auth_received(t)}else this._proto._no_auth_received(t)},sortMechanismsByPriority:function(e){for(var t=0;t<e.length-1;++t){for(var n=t,i=t+1;i<e.length;++i)e[i].prototype.priority>e[n].prototype.priority&&(n=i);if(n!==t){var r=e[t];e[t]=e[n],e[n]=r}}return e},authenticate:function(e){this._attemptSASLAuth(e)||this._attemptLegacyAuth()},_attemptSASLAuth:function(e){e=this.sortMechanismsByPriority(e||[]);for(var t=!1,n=0;n<e.length;++n)if(e[n].prototype.test(this)){this._sasl_success_handler=this._addSysHandler(this._sasl_success_cb.bind(this),null,"success",null,null),this._sasl_failure_handler=this._addSysHandler(this._sasl_failure_cb.bind(this),null,"failure",null,null),this._sasl_challenge_handler=this._addSysHandler(this._sasl_challenge_cb.bind(this),null,"challenge",null,null),this._sasl_mechanism=new e[n],this._sasl_mechanism.onStart(this);var i=R("auth",{xmlns:I.NS.SASL,mechanism:this._sasl_mechanism.name});if(this._sasl_mechanism.isClientFirst){var r=this._sasl_mechanism.onChallenge(this,null);i.t(btoa(r))}this.send(i.tree()),t=!0;break}return t},_sasl_challenge_cb:function(e){var t=atob(I.getText(e)),n=this._sasl_mechanism.onChallenge(this,t),i=R("response",{xmlns:I.NS.SASL});return""!==n&&i.t(btoa(n)),this.send(i.tree()),!0},_attemptLegacyAuth:function(){null===I.getNodeFromJid(this.jid)?(this._changeConnectStatus(I.Status.CONNFAIL,I.ErrorCondition.MISSING_JID_NODE),this.disconnect(I.ErrorCondition.MISSING_JID_NODE)):(this._changeConnectStatus(I.Status.AUTHENTICATING,null),this._addSysHandler(this._onLegacyAuthIQResult.bind(this),null,null,null,"_auth_1"),this.send(A({type:"get",to:this.domain,id:"_auth_1"}).c("query",{xmlns:I.NS.AUTH}).c("username",{}).t(I.getNodeFromJid(this.jid)).tree()))},_onLegacyAuthIQResult:function(e){var t=A({type:"set",id:"_auth_2"}).c("query",{xmlns:I.NS.AUTH}).c("username",{}).t(I.getNodeFromJid(this.jid)).up().c("password").t(this.pass);return I.getResourceFromJid(this.jid)||(this.jid=I.getBareJidFromJid(this.jid)+"/strophe"),t.up().c("resource",{}).t(I.getResourceFromJid(this.jid)),this._addSysHandler(this._auth2_cb.bind(this),null,null,null,"_auth_2"),this.send(t.tree()),!1},_sasl_success_cb:function(e){var t=this;if(this._sasl_data["server-signature"]){var n,i=atob(I.getText(e)).match(/([a-z]+)=([^,]+)(,|$)/);if("v"===i[1]&&(n=i[2]),n!==this._sasl_data["server-signature"])return this.deleteHandler(this._sasl_failure_handler),this._sasl_failure_handler=null,this._sasl_challenge_handler&&(this.deleteHandler(this._sasl_challenge_handler),this._sasl_challenge_handler=null),this._sasl_data={},this._sasl_failure_cb(null)}I.info("SASL authentication succeeded."),this._sasl_mechanism&&this._sasl_mechanism.onSuccess(),this.deleteHandler(this._sasl_failure_handler),this._sasl_failure_handler=null,this._sasl_challenge_handler&&(this.deleteHandler(this._sasl_challenge_handler),this._sasl_challenge_handler=null);var r=[],s=function(e,n){for(;e.length;)t.deleteHandler(e.pop());return t._onStreamFeaturesAfterSASL(n),!1};return r.push(this._addSysHandler((function(e){return s(r,e)}),null,"stream:features",null,null)),r.push(this._addSysHandler((function(e){return s(r,e)}),I.NS.STREAM,"features",null,null)),this._sendRestart(),!1},_onStreamFeaturesAfterSASL:function(e){this.features=e;for(var t=0;t<e.childNodes.length;t++){var n=e.childNodes[t];"bind"===n.nodeName&&(this.do_bind=!0),"session"===n.nodeName&&(this.do_session=!0)}return this.do_bind?(this.options.explicitResourceBinding?this._changeConnectStatus(I.Status.BINDREQUIRED,null):this.bind(),!1):(this._changeConnectStatus(I.Status.AUTHFAIL,null),!1)},bind:function(){if(this.do_bind){this._addSysHandler(this._onResourceBindResultIQ.bind(this),null,null,null,"_bind_auth_2");var e=I.getResourceFromJid(this.jid);e?this.send(A({type:"set",id:"_bind_auth_2"}).c("bind",{xmlns:I.NS.BIND}).c("resource",{}).t(e).tree()):this.send(A({type:"set",id:"_bind_auth_2"}).c("bind",{xmlns:I.NS.BIND}).tree())}else I.log(I.LogLevel.INFO,'Strophe.Connection.prototype.bind called but "do_bind" is false')},_onResourceBindResultIQ:function(e){var t;if("error"===e.getAttribute("type"))return I.warn("Resource binding failed."),e.getElementsByTagName("conflict").length>0&&(t=I.ErrorCondition.CONFLICT),this._changeConnectStatus(I.Status.AUTHFAIL,t,e),!1;var n=e.getElementsByTagName("bind");if(!(n.length>0))return I.warn("Resource binding failed."),this._changeConnectStatus(I.Status.AUTHFAIL,null,e),!1;var i=n[0].getElementsByTagName("jid");i.length>0&&(this.jid=I.getText(i[0]),this.do_session?this._establishSession():(this.authenticated=!0,this._changeConnectStatus(I.Status.CONNECTED,null)))},_establishSession:function(){if(!this.do_session)throw new Error("Strophe.Connection.prototype._establishSession "+"called but apparently ".concat(I.NS.SESSION," wasn't advertised by the server"));this._addSysHandler(this._onSessionResultIQ.bind(this),null,null,null,"_session_auth_2"),this.send(A({type:"set",id:"_session_auth_2"}).c("session",{xmlns:I.NS.SESSION}).tree())},_onSessionResultIQ:function(e){if("result"===e.getAttribute("type"))this.authenticated=!0,this._changeConnectStatus(I.Status.CONNECTED,null);else if("error"===e.getAttribute("type"))return I.warn("Session creation failed."),this._changeConnectStatus(I.Status.AUTHFAIL,null,e),!1;return!1},_sasl_failure_cb:function(e){return this._sasl_success_handler&&(this.deleteHandler(this._sasl_success_handler),this._sasl_success_handler=null),this._sasl_challenge_handler&&(this.deleteHandler(this._sasl_challenge_handler),this._sasl_challenge_handler=null),this._sasl_mechanism&&this._sasl_mechanism.onFailure(),this._changeConnectStatus(I.Status.AUTHFAIL,null,e),!1},_auth2_cb:function(e){return"result"===e.getAttribute("type")?(this.authenticated=!0,this._changeConnectStatus(I.Status.CONNECTED,null)):"error"===e.getAttribute("type")&&(this._changeConnectStatus(I.Status.AUTHFAIL,null,e),this.disconnect("authentication failed")),!1},_addSysTimedHandler:function(e,t){var n=new I.TimedHandler(e,t);return n.user=!1,this.addTimeds.push(n),n},_addSysHandler:function(e,t,n,i,r){var s=new I.Handler(e,t,n,i,r);return s.user=!1,this.addHandlers.push(s),s},_onDisconnectTimeout:function(){return I.debug("_onDisconnectTimeout was called"),this._changeConnectStatus(I.Status.CONNTIMEOUT,null),this._proto._onDisconnectTimeout(),this._doDisconnect(),!1},_onIdle:function(){for(var e=this;this.addTimeds.length>0;)this.timedHandlers.push(this.addTimeds.pop());for(;this.removeTimeds.length>0;){var t=this.removeTimeds.pop(),n=this.timedHandlers.indexOf(t);n>=0&&this.timedHandlers.splice(n,1)}for(var i=(new Date).getTime(),r=[],s=0;s<this.timedHandlers.length;s++){var o=this.timedHandlers[s];!this.authenticated&&o.user||(o.lastCalled+o.period-i<=0?o.run()&&r.push(o):r.push(o))}this.timedHandlers=r,clearTimeout(this._idleTimeout),this._proto._onIdle(),this.connected&&(this._idleTimeout=setTimeout((function(){return e._onIdle()}),100))}},I.SASLMechanism=function(e,t,n){this.name=e,this.isClientFirst=t,this.priority=n},I.SASLMechanism.prototype={test:function(e){return!0},onStart:function(e){this._connection=e},onChallenge:function(e,t){throw new Error("You should implement challenge handling!")},onFailure:function(){this._connection=null},onSuccess:function(){this._connection=null}},I.SASLAnonymous=function(){},I.SASLAnonymous.prototype=new I.SASLMechanism("ANONYMOUS",!1,20),I.SASLAnonymous.prototype.test=function(e){return null===e.authcid},I.SASLPlain=function(){},I.SASLPlain.prototype=new I.SASLMechanism("PLAIN",!0,50),I.SASLPlain.prototype.test=function(e){return null!==e.authcid},I.SASLPlain.prototype.onChallenge=function(e){var t=e.authzid;return t+="\0",t+=e.authcid,t+="\0",t+=e.pass,T(t)},I.SASLSHA1=function(){},I.SASLSHA1.prototype=new I.SASLMechanism("SCRAM-SHA-1",!0,70),I.SASLSHA1.prototype.test=function(e){return null!==e.authcid},I.SASLSHA1.prototype.onChallenge=function(e,t,n){var i=n||h.hexdigest(""+1234567890*Math.random()),r="n="+T(e.authcid);return r+=",r=",r+=i,e._sasl_data.cnonce=i,e._sasl_data["client-first-message-bare"]=r,r="n,,"+r,this.onChallenge=function(e,t){for(var n,i,r,s,o,a,c,d,u="c=biws,",l="".concat(e._sasl_data["client-first-message-bare"],",").concat(t,","),h=e._sasl_data.cnonce,p=/([a-z]+)=([^,]+)(,|$)/;t.match(p);){var m=t.match(p);switch(t=t.replace(m[0],""),m[1]){case"r":n=m[2];break;case"s":i=m[2];break;case"i":r=m[2]}}if(n.substr(0,h.length)!==h)return e._sasl_data={},e._sasl_failure_cb();l+=u+="r="+n,i=atob(i),i+="\0\0\0
";var f=T(e.pass);for(s=a=b.core_hmac_sha1(f,i),c=1;c<r;c++){for(o=b.core_hmac_sha1(f,b.binb2str(a)),d=0;d<5;d++)s[d]^=o[d];a=o}s=b.binb2str(s);var g=b.core_hmac_sha1(s,"Client Key"),_=b.str_hmac_sha1(s,"Server Key"),v=b.core_hmac_sha1(b.str_sha1(b.binb2str(g)),l);for(e._sasl_data["server-signature"]=b.b64_hmac_sha1(_,l),d=0;d<5;d++)g[d]^=v[d];return u+=",p="+btoa(b.binb2str(g))},r},I.SASLMD5=function(){},I.SASLMD5.prototype=new I.SASLMechanism("DIGEST-MD5",!1,60),I.SASLMD5.prototype.test=function(e){return null!==e.authcid},I.SASLMD5.prototype._quote=function(e){return'"'+e.replace(/\\/g,"\\\\").replace(/"/g,'\\"')+'"'},I.SASLMD5.prototype.onChallenge=function(e,t,n){for(var i=/([a-z]+)=("[^"]+"|[^,"]+)(?:,|$)/,r=n||h.hexdigest(""+1234567890*Math.random()),s="",o=null,a="";t.match(i);){var c=t.match(i);switch(t=t.replace(c[0],""),c[2]=c[2].replace(/^"(.+)"$/,"$1"),c[1]){case"realm":s=c[2];break;case"nonce":a=c[2];break;case"qop":c[2];break;case"host":o=c[2]}}var d=e.servtype+"/"+e.domain;null!==o&&(d=d+"/"+o);var u=T(e.authcid+":"+s+":"+this._connection.pass),l=h.hash(u)+":"+a+":"+r,p="AUTHENTICATE:"+d,m="";return m+="charset=utf-8,",m+="username="+this._quote(T(e.authcid))+",",m+="realm="+this._quote(s)+",",m+="nonce="+this._quote(a)+",",m+="nc=00000001,",m+="cnonce="+this._quote(r)+",",m+="digest-uri="+this._quote(d)+",",m+="response="+h.hexdigest(h.hexdigest(l)+":"+a+":00000001:"+r+":auth:"+h.hexdigest(p))+",",m+="qop=auth",this.onChallenge=function(){return""},m},I.SASLOAuthBearer=function(){},I.SASLOAuthBearer.prototype=new I.SASLMechanism("OAUTHBEARER",!0,40),I.SASLOAuthBearer.prototype.test=function(e){return null!==e.pass},I.SASLOAuthBearer.prototype.onChallenge=function(e){var t="n,";return null!==e.authcid&&(t=t+"a="+e.authzid),t+=",",t+="
",t+="auth=Bearer ",t+=e.pass,t+="
",T(t+="
")},I.SASLExternal=function(){},I.SASLExternal.prototype=new I.SASLMechanism("EXTERNAL",!0,10),I.SASLExternal.prototype.onChallenge=function(e){return e.authcid===e.authzid?"":e.authzid},I.SASLXOAuth2=function(){},I.SASLXOAuth2.prototype=new I.SASLMechanism("X-OAUTH2",!0,30),I.SASLXOAuth2.prototype.test=function(e){return null!==e.pass},I.SASLXOAuth2.prototype.onChallenge=function(e){var t="\0";return null!==e.authcid&&(t+=e.authzid),t+="\0",t+=e.pass,T(t)};var P={Strophe:I,$build:R,$iq:A,$msg:function(e){return new I.Builder("message",e)},$pres:w,SHA1:b,MD5:h,b64_hmac_sha1:b.b64_hmac_sha1,b64_sha1:b.b64_sha1,str_hmac_sha1:b.str_hmac_sha1,str_sha1:b.str_sha1},O=P.Strophe,D=P.$build;O.Request=function(e,t,n,i){this.id=++O._requestId,this.xmlData=e,this.data=O.serialize(e),this.origFunc=t,this.func=t,this.rid=n,this.date=NaN,this.sends=i||0,this.abort=!1,this.dead=null,this.age=function(){return this.date?(new Date-this.date)/1e3:0},this.timeDead=function(){return this.dead?(new Date-this.dead)/1e3:0},this.xhr=this._newXHR()},O.Request.prototype={getResponse:function(){var e=null;if(this.xhr.responseXML&&this.xhr.responseXML.documentElement){if("parsererror"===(e=this.xhr.responseXML.documentElement).tagName)throw O.error("invalid response received"),O.error("responseText: "+this.xhr.responseText),O.error("responseXML: "+O.serialize(this.xhr.responseXML)),new Error("parsererror")}else if(this.xhr.responseText){if(O.debug("Got responseText but no responseXML; attempting to parse it with DOMParser..."),!(e=(new DOMParser).parseFromString(this.xhr.responseText,"application/xml").documentElement))throw new Error("Parsing produced null node");if(e.querySelector("parsererror")){O.error("invalid response received: "+e.querySelector("parsererror").textContent),O.error("responseText: "+this.xhr.responseText);var t=new Error;throw t.name=O.ErrorCondition.BAD_FORMAT,t}}return e},_newXHR:function(){var e=null;return window.XMLHttpRequest?(e=new XMLHttpRequest).overrideMimeType&&e.overrideMimeType("text/xml; charset=utf-8"):window.ActiveXObject&&(e=new ActiveXObject("Microsoft.XMLHTTP")),e.onreadystatechange=this.func.bind(null,this),e}},O.Bosh=function(e){this._conn=e,this.rid=Math.floor(4294967295*Math.random()),this.sid=null,this.hold=1,this.wait=60,this.window=5,this.errors=0,this.inactivity=null,this.lastResponseHeaders=null,this._requests=[]},O.Bosh.prototype={strip:null,_buildBody:function(){var e=D("body",{rid:this.rid++,xmlns:O.NS.HTTPBIND});return null!==this.sid&&e.attrs({sid:this.sid}),this._conn.options.keepalive&&this._conn._sessionCachingSupported()&&this._cacheSession(),e},_reset:function(){this.rid=Math.floor(4294967295*Math.random()),this.sid=null,this.errors=0,this._conn._sessionCachingSupported()&&window.sessionStorage.removeItem("strophe-bosh-session"),this._conn.nextValidRid(this.rid)},_connect:function(e,t,n){this.wait=e||this.wait,this.hold=t||this.hold,this.errors=0;var i=this._buildBody().attrs({to:this._conn.domain,"xml:lang":"en",wait:this.wait,hold:this.hold,content:"text/xml; charset=utf-8",ver:"1.6","xmpp:version":"1.0","xmlns:xmpp":O.NS.BOSH});n&&i.attrs({route:n});var r=this._conn._connect_cb;this._requests.push(new O.Request(i.tree(),this._onRequestStateChange.bind(this,r.bind(this._conn)),i.tree().getAttribute("rid"))),this._throttledRequestHandler()},_attach:function(e,t,n,i,r,s,o){this._conn.jid=e,this.sid=t,this.rid=n,this._conn.connect_callback=i,this._conn.domain=O.getDomainFromJid(this._conn.jid),this._conn.aut