Jitsi Videobridge - Updated web client to latest version

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/trunk@13832 b35dd754-fafc-0310-a699-88a17e54d16e

src/plugins/jitsivideobridge/src/colibri.js

@@ -48,21 +48,119 @@ function Colibri(connection, bridgejid) {
 // FIXME: is the initial set required?
 Colibri.prototype.makeConference = function (peers) {
     var ob = this;
+    if (this.confid !== null) {
+        // makeConference called twice...
+        console.error('somegoing bad is going to happen');
+        // FIXME: just invite peers?
+        return;
+    }
+    this.confid = 0; // !null
     this.peers = [];
     peers.forEach(function(peer) { 
         ob.peers.push(peer);
+        ob.channels.push([]);
     });
 
+    this.peerconnection = new RTC.peerconnection(this.connection.jingle.ice_config, this.connection.jingle.pc_constraints);
+    this.peerconnection.addStream(this.connection.jingle.localStream);
+    this.peerconnection.oniceconnectionstatechange = function (event) {
+        console.warn('ice connection state changed to', ob.peerconnection.iceConnectionState);
+        /*
+        if (ob.peerconnection.signalingState == 'stable' && ob.peerconnection.iceConnectionState == 'connected') {
+            console.log('adding new remote SSRCs from iceconnectionstatechange');
+            window.setTimeout(function() { ob.modifySources(); }, 1000);
+        }
+        */
+    }
+    this.peerconnection.onsignalingstatechange = function (event) {
+        console.warn(ob.peerconnection.signalingState);
+        /*
+        if (ob.peerconnection.signalingState == 'stable' && ob.peerconnection.iceConnectionState == 'connected') {
+            console.log('adding new remote SSRCs from signalingstatechange');
+            window.setTimeout(function() { ob.modifySources(); }, 1000);
+        }
+        */
+    }
+    this.peerconnection.onaddstream = function (event) {
+        ob.remoteStream = event.stream;
+        $(document).trigger('remotestreamadded.jingle', [event, ob.sid]);
+    };
+    this.peerconnection.onicecandidate = function (event) {
+        ob.sendIceCandidate(event.candidate);
+    };
+    this.peerconnection.createOffer(
+        function (offer) {
+            ob.peerconnection.setLocalDescription(offer,
+                function() {
+                    // success
+                },
+                function(error) {
+                    console.log('setLocalDescription failed', error);
+                }
+            );
+        },
+        function (error) {
+            console.warn(error);
+        }
+    );
+    this.peerconnection.onicecandidate = function (event) {
+        console.log('candidate', event.candidate);
+        if (!event.candidate) {
+            console.log('end of candidates');
+            ob._makeConference();
+            return;
+        }
+    }
+}
+Colibri.prototype._makeConference = function () {
+    var ob = this;
     var elem = $iq({to: this.bridgejid, type: 'get'});
     elem.c('conference', {xmlns: 'http://jitsi.org/protocol/colibri'});
 
-    // FIXME: static contents are bad
-    var contents = ['audio', 'video'];
-    contents.forEach(function(name) {
+    var localSDP = new SDP(this.peerconnection.localDescription.sdp);
+    var contents = SDPUtil.find_lines(localSDP.raw, 'a=mid:').map(SDPUtil.parse_mid);
+    localSDP.media.forEach(function(media, channel) {
+        var name = SDPUtil.parse_mid(SDPUtil.find_line(media, 'a=mid:'));
         elem.c('content', {creator: 'initiator', name: name});
-        elem.c('channel', {initiator: 'true'});
+        elem.c('channel', {initiator: 'false'});
+
+        var mline = SDPUtil.parse_mline(media.split('\r\n')[0]);
+        for (var j = 0; j < mline.fmt.length; j++) {
+            var rtpmap = SDPUtil.find_line(media, 'a=rtpmap:' + mline.fmt[j]);
+            elem.c('payload-type', SDPUtil.parse_rtpmap(rtpmap));
+            elem.up();
+        }
+
+        elem.c('transport', {xmlns: 'urn:xmpp:jingle:transports:ice-udp:1'});
+        var tmp = SDPUtil.iceparams(media, localSDP.session);
+        if (tmp) {
+            elem.attrs(tmp);
+            var fingerprints = SDPUtil.find_lines(media, 'a=fingerprint:', localSDP.session);
+            fingerprints.forEach(function (line) {
+                tmp = SDPUtil.parse_fingerprint(line);
+                //tmp.xmlns = 'urn:xmpp:tmp:jingle:apps:dtls:0';
+                tmp.xmlns = 'urn:xmpp:jingle:apps:dtls:0';
+                elem.c('fingerprint').t(tmp.fingerprint);
+                delete tmp.fingerprint;
+                line = SDPUtil.find_line(media, 'a=setup:', ob.session);
+                if (line) {
+                    tmp.setup = line.substr(8);
+                }
+                elem.attrs(tmp);
+                elem.up();
+            });
+            // XEP-0176
+            if (SDPUtil.find_line(media, 'a=candidate:', localSDP.session)) { // add any a=candidate lines
+                lines = SDPUtil.find_lines(media, 'a=candidate:', localSDP.session);
+                for (j = 0; j < lines.length; j++) {
+                    tmp = SDPUtil.candidateToJingle(lines[j]);
+                    elem.c('candidate', tmp).up();
+                }
+            }
+            elem.up(); // end of transport
+        }
         elem.up(); // end of channel
-        for (var j = 0; j < peers.length; j++) {
+        for (var j = 0; j < ob.peers.length; j++) {
             elem.c('channel', {initiator: 'true' }).up();
         }
         elem.up(); // end of content
@@ -96,16 +194,64 @@ Colibri.prototype.createdConference = function(result) {
         }
     }
     console.log('remote channels', this.channels);
+
+    // establish our channel with the bridge
+    // static answer taken from chrome, should be replaced by a dynamic one
+    // that is based on our offer
+    var bridgeSDP = new SDP('v=0\r\no=- 5151055458874951233 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\nm=audio 1 RTP/SAVPF 111 103 104 0 8 106 105 13 126\r\nc=IN IP4 0.0.0.0\r\na=rtcp:1 IN IP4 0.0.0.0\r\na=mid:audio\r\na=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\na=sendrecv\r\na=rtpmap:111 opus/48000/2\r\na=fmtp:111 minptime=10\r\na=rtpmap:103 ISAC/16000\r\na=rtpmap:104 ISAC/32000\r\na=rtpmap:0 PCMU/8000\r\na=rtpmap:8 PCMA/8000\r\na=rtpmap:106 CN/32000\r\na=rtpmap:105 CN/16000\r\na=rtpmap:13 CN/8000\r\na=rtpmap:126 telephone-event/8000\r\na=maxptime:60\r\nm=video 1 RTP/SAVPF 100 116 117\r\nc=IN IP4 0.0.0.0\r\na=rtcp:1 IN IP4 0.0.0.0\r\na=mid:video\r\na=extmap:2 urn:ietf:params:rtp-hdrext:toffset\r\na=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time\r\na=sendrecv\r\na=rtpmap:100 VP8/90000\r\na=rtcp-fb:100 ccm fir\r\na=rtcp-fb:100 nack\r\na=rtcp-fb:100 goog-remb\r\na=rtpmap:116 red/90000\r\na=rtpmap:117 ulpfec/90000\r\n');
+    // get the mixed ssrc
+    for (var channel = 0; channel < remotecontents.length; channel++) {
+        tmp = $(this.mychannel[channel]).find('>source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]');
+        if (tmp.length) {
+            bridgeSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'cname:mixed' +'\r\n';
+            bridgeSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'label:mixedlabela0' +'\r\n';
+            bridgeSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'msid:mixedmslabela0 mixedlabela0' +'\r\n';
+            bridgeSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'mslabel:mixedmslabela0' +'\r\n';
+        } else {
+            // make chrome happy... '3735928559' == 0xDEADBEEF
+            bridgeSDP.media[channel] += 'a=ssrc:' + '3735928559' + ' ' + 'cname:mixed' +'\r\n';
+            bridgeSDP.media[channel] += 'a=ssrc:' + '3735928559' + ' ' + 'label:mixedlabelv0' +'\r\n';
+            bridgeSDP.media[channel] += 'a=ssrc:' + '3735928559' + ' ' + 'msid:mixedmslabelv0 mixedlabelv0' +'\r\n';
+            bridgeSDP.media[channel] += 'a=ssrc:' + '3735928559' + ' ' + 'mslabel:mixedmslabelv0' +'\r\n';
+        }
+
+        tmp = $(this.mychannel[channel]).find('>transport[xmlns="urn:xmpp:jingle:transports:ice-udp:1"]');
+        if (tmp.length) {
+            bridgeSDP.media[channel] += 'a=ice-ufrag:' + tmp.attr('ufrag') + '\r\n';
+            bridgeSDP.media[channel] += 'a=ice-pwd:' + tmp.attr('pwd') + '\r\n';
+            tmp.find('>candidate').each(function() {
+                bridgeSDP.media[channel] += SDPUtil.candidateFromJingle(this);
+            });
+            tmp = tmp.find('>fingerprint');
+            if (tmp.length) {
+                bridgeSDP.media[channel] += 'a=fingerprint:' + tmp.attr('hash') + ' ' + tmp.text() + '\r\n';
+                if (tmp.attr('direction')) {
+                    bridgeSDP.media[channel]+= 'a=setup:' + tmp.attr('direction') + '\r\n';
+                }
+            }
+        }
+    }
+    bridgeSDP.raw = bridgeSDP.session + bridgeSDP.media.join('');
     var ob = this;
-    this.peers.forEach(function(peer, participant) {
-        ob.initiate(peer, true);
-    });
+    this.peerconnection.setRemoteDescription(new RTCSessionDescription({type:'answer', sdp:bridgeSDP.raw}),
+        function () {
+            console.log('setRemoteDescription success');
+            // remote channels == remotecontents length - 1!
+            for (var i = 0; i < remotecontents.length - 1; i++) { 
+                ob.initiate(ob.peers[i], true);
+            }
+        },
+        function(error) {
+            console.log('setRemoteDescription failed');
+        }
+    );
+
 };
 
 // send a session-initiate to a new participant
 Colibri.prototype.initiate = function (peer, isInitiator) {
-    console.log('tell', peer, participant);
     var participant = this.peers.indexOf(peer);
+    console.log('tell', peer, participant);
     var sdp;
     if (this.peerconnection != null && this.peerconnection.signalingState == 'stable') {
         sdp = new SDP(this.peerconnection.remoteDescription.sdp);
@@ -113,24 +259,18 @@ Colibri.prototype.initiate = function (peer, isInitiator) {
         // throw away stuff we don't want
         // not needed with static offer
         var line;
-        sdp.session = sdp.session.replace(SDPUtil.find_line(sdp.session, 'a=group:') + '\r\n', '');
-        sdp.session = sdp.session.replace(SDPUtil.find_line(sdp.session, 'a=msid-semantic:') + '\r\n', '');
+        sdp.removeSessionLines('a=group:');
+        sdp.removeSessionLines('a=msid-semantic:');
         for (var j = 0; j < sdp.media.length; j++) {
-            sdp.media[j] = sdp.media[j].replace('a=rtcp-mux\r\n', '');
-            while (SDPUtil.find_line(sdp.media[j], 'a=ssrc:')) {
-                sdp.media[j] = sdp.media[j].replace(SDPUtil.find_line(sdp.media[j], 'a=ssrc:') + '\r\n', '');
-            }
-            while (SDPUtil.find_line(sdp.media[j], 'a=crypto:')) {
-                sdp.media[j] = sdp.media[j].replace(SDPUtil.find_line(sdp.media[j], 'a=crypto:') + '\r\n', '');
-            }
-            while (SDPUtil.find_line(sdp.media[j], 'a=candidate:')) {
-                sdp.media[j] = sdp.media[j].replace(SDPUtil.find_line(sdp.media[j], 'a=candidate:') + '\r\n', '');
-            }
-            sdp.media[j] = sdp.media[j].replace('a=ice-options:google-ice\r\n', '');
-            sdp.media[j] = sdp.media[j].replace(SDPUtil.find_line(sdp.media[j], 'a=ice-ufrag:') + '\r\n', '');
-            sdp.media[j] = sdp.media[j].replace(SDPUtil.find_line(sdp.media[j], 'a=ice-pwd:') + '\r\n', '');
-            sdp.media[j] = sdp.media[j].replace(SDPUtil.find_line(sdp.media[j], 'a=fingerprint:') + '\r\n', '');
-            sdp.media[j] = sdp.media[j].replace(SDPUtil.find_line(sdp.media[j], 'a=setup:') + '\r\n', '');
+            sdp.removeMediaLines(j, 'a=rtcp-mux');
+            sdp.removeMediaLines(j, 'a=ssrc:');
+            sdp.removeMediaLines(j, 'a=crypto:');
+            sdp.removeMediaLines(j, 'a=candidate:');
+            sdp.removeMediaLines(j, 'a=ice-options:google-ice');
+            sdp.removeMediaLines(j, 'a=ice-ufrag:');
+            sdp.removeMediaLines(j, 'a=ice-pwd:');
+            sdp.removeMediaLines(j, 'a=fingerprint:');
+            sdp.removeMediaLines(j, 'a=setup:');
 
             // re-add all remote a=ssrcs
             for (var jid in this.remotessrc) {
@@ -143,6 +283,7 @@ Colibri.prototype.initiate = function (peer, isInitiator) {
         sdp.raw = sdp.session + sdp.media.join('');
     } else {
         sdp = new SDP(staticoffer);
+        console.warn('staticoffer, should no longer happen here');
     }
 
     // make a new colibri session and configure it
@@ -220,18 +361,24 @@ Colibri.prototype.initiate = function (peer, isInitiator) {
 }
 
 // pull in a new participant into the conference
-// FIXME: lots of duplicate code with makeconference
-//        note that here the id is set
-// FIXME: does this needs safeguards?
 Colibri.prototype.addNewParticipant = function(peer) {
     var ob = this;
+    if (this.confid === 0) {
+        // bad state
+        console.log('confid does not exist yet, postponing', peer);
+        window.setTimeout(function() {
+            ob.addNewParticipant(peer);
+        }, 250);
+        return;
+    }
     var index = this.channels.length;
     this.channels.push([])
     this.peers.push(peer);
 
     var elem = $iq({to: this.bridgejid, type: 'get'});
     elem.c('conference', {xmlns: 'http://jitsi.org/protocol/colibri', id: this.confid});
-    var contents = ['audio', 'video'];
+    var localSDP = new SDP(this.peerconnection.localDescription.sdp);
+    var contents = SDPUtil.find_lines(localSDP.raw, 'a=mid:').map(SDPUtil.parse_mid);
     contents.forEach(function(name) {
         elem.c('content', {creator: 'initiator', name: name});
         elem.c('channel', {initiator: 'true'});
@@ -326,9 +473,16 @@ Colibri.prototype.updateChannel = function (remoteSDP, participant) {
 // FIXME: should not take an SDP, but rather the a=ssrc lines and probably a=mid
 Colibri.prototype.sendSSRCUpdate = function(sdp, exclude, isadd) {
     var ob = this;
+    // FIXME: this should only send to participants that are stable, i.e. who have sent a session-accept
+    // possibly, this.remoteSSRC[session.peerjid] does not exist yet
     this.peers.forEach(function(peerjid) {
-        console.warn('tell', peerjid, 'about ' + (isadd ? 'new' : 'removed') + ' ssrcs from', exclude);
         if (peerjid == exclude) return;
+        console.warn('tell', peerjid, 'about ' + (isadd ? 'new' : 'removed') + ' ssrcs from', exclude);
+        console.warn('remoteSSRC', ob.remotessrc[peerjid]);
+        if (!ob.remotessrc[peerjid]) {
+            // don't tell them about updates yet?
+            console.warn('do we really want to bother', peerjid, 'with updates yet?')
+        }
         var channel;
         var peersess = ob.connection.jingle.jid2session[peerjid];
         var modify = $iq({to: peerjid, type: 'set'})
@@ -385,183 +539,20 @@ Colibri.prototype.setRemoteDescription = function(session, elem, desctype) {
     // ACT 1: change allocation on bridge
     this.updateChannel(remoteSDP, participant);
 
-    // ACT 1.1: tell anyone else about the new SSRCs
+    // ACT 2: tell anyone else about the new SSRCs
     this.sendSSRCUpdate(remoteSDP, session.peerjid, true);
 
-    // ACT 1.2: note the SSRCs
+    // ACT 3: note the SSRCs
     this.remotessrc[session.peerjid] = [];
     for (channel = 0; channel < this.channels[participant].length; channel++) {
         this.remotessrc[session.peerjid][channel] = SDPUtil.find_lines(remoteSDP.media[channel], 'a=ssrc:').join('\r\n') + '\r\n';
     }
 
-    // ACT 2: set remote description
-    console.log('set the remote description');
+    // ACT 4: add new a=ssrc lines to local remotedescription
     for (channel = 0; channel < this.channels[participant].length; channel++) {
-        while (SDPUtil.find_line(remoteSDP.media[channel], 'a=candidate:')) {
-            remoteSDP.media[channel] = remoteSDP.media[channel].replace(SDPUtil.find_line(remoteSDP.media[channel], 'a=candidate:') + '\r\n', '');
-        }
-        remoteSDP.media[channel] = remoteSDP.media[channel].replace(SDPUtil.find_line(remoteSDP.media[channel], 'a=ice-ufrag:') + '\r\n', '');
-        remoteSDP.media[channel] = remoteSDP.media[channel].replace(SDPUtil.find_line(remoteSDP.media[channel], 'a=ice-pwd:') + '\r\n', '');
-        remoteSDP.media[channel] = remoteSDP.media[channel].replace(SDPUtil.find_line(remoteSDP.media[channel], 'a=fingerprint:') + '\r\n', '');
-        remoteSDP.media[channel] = remoteSDP.media[channel].replace(SDPUtil.find_line(remoteSDP.media[channel], 'a=setup:') + '\r\n', '');
-
-        // omitting it just for audio does not work
-        if (this.peerconnection != null) {
-            if (!this.addssrc[channel]) this.addssrc[channel] = '';
-            this.addssrc[channel] += SDPUtil.find_lines(remoteSDP.media[channel], 'a=ssrc:').join('\r\n') + '\r\n';
-            while (SDPUtil.find_line(remoteSDP.media[channel], 'a=ssrc:')) {
-                remoteSDP.media[channel] = remoteSDP.media[channel].replace(SDPUtil.find_line(remoteSDP.media[channel], 'a=ssrc:') + '\r\n', '');
-            }
-        }
-
-        // get the mixed ssrc
-        tmp = $(this.mychannel[channel]).find('>source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]');
-        if (tmp.length) {
-            remoteSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'cname:mixed' +'\r\n';
-            remoteSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'label:mixedlabela0' +'\r\n';
-            remoteSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'msid:mixedmslabela0 mixedlabela0' +'\r\n';
-            remoteSDP.media[channel] += 'a=ssrc:' + tmp.attr('ssrc') + ' ' + 'mslabel:mixedmslabela0' +'\r\n';
-        }
-
-        tmp = $(this.mychannel[channel]).find('>transport[xmlns="urn:xmpp:jingle:transports:ice-udp:1"]');
-        if (tmp.length) {
-            remoteSDP.media[channel] += 'a=ice-ufrag:' + tmp.attr('ufrag') + '\r\n';
-            remoteSDP.media[channel] += 'a=ice-pwd:' + tmp.attr('pwd') + '\r\n';
-            tmp.find('>candidate').each(function() {
-                remoteSDP.media[channel] += SDPUtil.candidateFromJingle(this);
-            });
-            tmp = tmp.find('>fingerprint');
-            if (tmp.length) {
-                remoteSDP.media[channel] += 'a=fingerprint:' + tmp.attr('hash') + ' ' + tmp.text() + '\r\n';
-                if (tmp.attr('direction')) {
-                    remoteSDP.media[channel]+= 'a=setup:' + tmp.attr('direction') + '\r\n';
-                }
-            }
-        }
+        if (!this.addssrc[channel]) this.addssrc[channel] = '';
+        this.addssrc[channel] += SDPUtil.find_lines(remoteSDP.media[channel], 'a=ssrc:').join('\r\n') + '\r\n';
     }
-    remoteSDP.raw = remoteSDP.session + remoteSDP.media.join('');
-
-    // ACT 3: reinitialize peerconnection
-    // FIXME: this should happen earlier
-    if (this.peerconnection === null) {
-        this.peerconnection = new RTC.peerconnection(connection.jingle.ice_config, connection.jingle.pc_constraints);
-        this.peerconnection.oniceconnectionstatechange = function (event) {
-            console.warn('ice connection state changed to', ob.peerconnection.iceConnectionState);
-            /*
-            if (ob.peerconnection.signalingState == 'stable' && ob.peerconnection.iceConnectionState == 'connected') {
-                console.log('adding new remote SSRCs from iceconnectionstatechange');
-                window.setTimeout(function() { ob.modifySources(); }, 1000);
-            }
-            */
-        }
-        this.peerconnection.onsignalingstatechange = function (event) {
-            console.warn(ob.peerconnection.signalingState);
-            /*
-            if (ob.peerconnection.signalingState == 'stable' && ob.peerconnection.iceConnectionState == 'connected') {
-                console.log('adding new remote SSRCs from signalingstatechange');
-                window.setTimeout(function() { ob.modifySources(); }, 1000);
-            }
-            */
-        }
-        this.peerconnection.addStream(connection.jingle.localStream);
-        var remote = new RTCSessionDescription({type:'offer', sdp:remoteSDP.raw});
-        this.peerconnection.onaddstream = function (event) {
-            ob.remoteStream = event.stream;
-            $(document).trigger('remotestreamadded.jingle', [event, ob.sid]);
-        };
-        this.peerconnection.onicecandidate = function (event) {
-            ob.sendIceCandidate(event.candidate);
-        };
-        this.peerconnection.setRemoteDescription(remote,
-            function () {
-                console.log('setRemoteDescription success');
-                ob.peerconnection.createAnswer(
-                    function (answer) {
-                        console.log('now do the dance with the bridge...')
-                        ob.peerconnection.setLocalDescription(answer,
-                            function() {
-                                console.log('setLocalDescription success');
-                            },
-                            function(error) {
-                                console.error('setLocalDescription failed', error);
-                            }
-                        );
-                        var mydesc = $iq({to: ob.bridgejid, type: 'set'});
-                        var localSDP = new SDP(answer.sdp);
-                        mydesc.c('conference', {xmlns: 'http://jitsi.org/protocol/colibri', id: ob.confid});
-                        for (var channel = 0; channel < localSDP.media.length; channel++) {
-                            console.log('my channel', $(ob.mychannel[channel]).attr('id')); 
-                            mydesc.c('content', {name: channel == 0 ? 'audio' : 'video' });
-                            mydesc.c('channel', {id: $(ob.mychannel[channel]).attr('id'), initiator: 'true'});
-
-                            var mline = SDPUtil.parse_mline(localSDP.media[channel].split('\r\n')[0]);
-                            for (j = 0; j < mline.fmt.length; j++) {
-                                rtpmap = SDPUtil.find_line(localSDP.media[channel], 'a=rtpmap:' + mline.fmt[j]);
-                                mydesc.c('payload-type', SDPUtil.parse_rtpmap(rtpmap));
-                                // put any 'a=fmtp:' + mline.fmt[j] lines into <param name=foo value=bar/>
-                                if (SDPUtil.find_line(localSDP.media[channel], 'a=fmtp:' + mline.fmt[j])) {
-                                    tmp = SDPUtil.parse_fmtp(SDPUtil.find_line(localSDP.media[channel], 'a=fmtp:' + mline.fmt[j]));
-                                    for (k = 0; k < tmp.length; k++) {
-                                        mydesc.c('parameter', tmp[k]).up();
-                                    }
-                                }
-                                mydesc.up();
-                            }
-
-                            mydesc.c('transport', {xmlns: 'urn:xmpp:jingle:transports:ice-udp:1'});
-                            tmp = SDPUtil.iceparams(localSDP.media[channel], localSDP.session);
-                            if (tmp) {
-                                mydesc.attrs(tmp);
-                                var fingerprints = SDPUtil.find_lines(localSDP.media[channel], 'a=fingerprint:', localSDP.session);
-                                fingerprints.forEach(function (line) {
-                                    tmp = SDPUtil.parse_fingerprint(line);
-                                    //tmp.xmlns = 'urn:xmpp:tmp:jingle:apps:dtls:0';
-                                    tmp.xmlns = 'urn:xmpp:jingle:apps:dtls:0';
-                                    mydesc.c('fingerprint').t(tmp.fingerprint);
-                                    delete tmp.fingerprint;
-                                    line = SDPUtil.find_line(localSDP.media[channel], 'a=setup:', ob.session);
-                                    if (line) {
-                                        tmp.setup = line.substr(8);
-                                    }
-                                    mydesc.attrs(tmp);
-                                    mydesc.up();
-                                });
-                                // XEP-0176
-                                if (SDPUtil.find_line(localSDP.media[channel], 'a=candidate:', localSDP.session)) { // add any a=candidate lines
-                                    lines = SDPUtil.find_lines(localSDP.media[channel], 'a=candidate:', localSDP.session);
-                                    for (j = 0; j < lines.length; j++) {
-                                        tmp = SDPUtil.candidateToJingle(lines[j]);
-                                        mydesc.c('candidate', tmp).up();
-                                    }
-                                }
-                                mydesc.up(); // end of transport
-                                mydesc.up(); // end of channel
-                                mydesc.up(); // end of content
-                            }
-                        }
-                        ob.connection.sendIQ(mydesc,
-                            function (res) {
-                                console.log('got result');
-                            },
-                            function (err) {
-                                console.log('got error');
-                            }
-                        );
-
-                        // tell everyone our actual ssrc
-                        ob.sendSSRCUpdate(localSDP, null, true);
-                    },
-                    function (error) {
-                        console.warn(error);
-                    }
-                );
-            },
-            function (error) {
-                console.error('setRemoteDescription failed', error);
-            }
-        );
-    }
-    // ACT 4: add new a=ssrc lines to local remotedescription
     this.modifySources();
 };
 
@@ -655,7 +646,8 @@ Colibri.prototype.terminate = function (session, reason) {
 
     // tell everyone about the ssrcs to be removed
     var sdp = new SDP('');
-    var contents = ['audio', 'video'];
+    var localSDP = new SDP(this.peerconnection.localDescription.sdp);
+    var contents = SDPUtil.find_lines(localSDP.raw, 'a=mid:').map(SDPUtil.parse_mid);
     for (var j = 0; j < ssrcs.length; j++) {
         sdp.media[j] = 'a=mid:' + contents[j] + '\r\n';
         sdp.media[j] += ssrcs[j];
@@ -688,10 +680,8 @@ Colibri.prototype.modifySources = function() {
 
     // mangle SDP a little
     // remove the msid-semantics from the remote description, if any
-    if (SDPUtil.find_line(sdp.session, 'a=msid-semantic:')) {
-        sdp.session = sdp.session.replace(SDPUtil.find_line(sdp.session, 'a=msid-semantic:') + '\r\n', '');
-    }
-    
+    sdp.removeSessionLines('a=msid-semantic:');
+
     // add sources
     this.addssrc.forEach(function(lines, idx) {
         sdp.media[idx] += lines;

src/plugins/jitsivideobridge/src/font-awesome.css

+/*!
+ *  Font Awesome 4.0.3 by @davegandy - http://fontawesome.io - @fontawesome
+ *  License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License)
+ */
+/* FONT PATH
+ * -------------------------- */
+@font-face {
+  font-family: 'FontAwesome';
+  src: url('../fonts/fontawesome-webfont.eot?v=4.0.3');
+  src: url('../fonts/fontawesome-webfont.eot?#iefix&v=4.0.3') format('embedded-opentype'), url('../fonts/fontawesome-webfont.woff?v=4.0.3') format('woff'), url('../fonts/fontawesome-webfont.ttf?v=4.0.3') format('truetype'), url('../fonts/fontawesome-webfont.svg?v=4.0.3#fontawesomeregular') format('svg');
+  font-weight: normal;
+  font-style: normal;
+}
+.fa {
+  display: inline-block;
+  font-family: FontAwesome;
+  font-style: normal;
+  font-weight: normal;
+  line-height: 1;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+/* makes the font 33% larger relative to the icon container */
+.fa-lg {
+  font-size: 1.3333333333333333em;
+  line-height: 0.75em;
+  vertical-align: -15%;
+}
+.fa-2x {
+  font-size: 2em;
+}
+.fa-3x {
+  font-size: 3em;
+}
+.fa-4x {
+  font-size: 4em;
+}
+.fa-5x {
+  font-size: 5em;
+}
+.fa-fw {
+  width: 1.2857142857142858em;
+  text-align: center;
+}
+.fa-ul {
+  padding-left: 0;
+  margin-left: 2.142857142857143em;
+  list-style-type: none;
+}
+.fa-ul > li {
+  position: relative;
+}
+.fa-li {
+  position: absolute;
+  left: -2.142857142857143em;
+  width: 2.142857142857143em;
+  top: 0.14285714285714285em;
+  text-align: center;
+}
+.fa-li.fa-lg {
+  left: -1.8571428571428572em;
+}
+.fa-border {
+  padding: .2em .25em .15em;
+  border: solid 0.08em #eeeeee;
+  border-radius: .1em;
+}
+.pull-right {
+  float: right;
+}
+.pull-left {
+  float: left;
+}
+.fa.pull-left {
+  margin-right: .3em;
+}
+.fa.pull-right {
+  margin-left: .3em;
+}
+.fa-spin {
+  -webkit-animation: spin 2s infinite linear;
+  -moz-animation: spin 2s infinite linear;
+  -o-animation: spin 2s infinite linear;
+  animation: spin 2s infinite linear;
+}
+@-moz-keyframes spin {
+  0% {
+    -moz-transform: rotate(0deg);
+  }
+  100% {
+    -moz-transform: rotate(359deg);
+  }
+}
+@-webkit-keyframes spin {
+  0% {
+    -webkit-transform: rotate(0deg);
+  }
+  100% {
+    -webkit-transform: rotate(359deg);
+  }
+}
+@-o-keyframes spin {
+  0% {
+    -o-transform: rotate(0deg);
+  }
+  100% {
+    -o-transform: rotate(359deg);
+  }
+}
+@-ms-keyframes spin {
+  0% {
+    -ms-transform: rotate(0deg);
+  }
+  100% {
+    -ms-transform: rotate(359deg);
+  }
+}
+@keyframes spin {
+  0% {
+    transform: rotate(0deg);
+  }
+  100% {
+    transform: rotate(359deg);
+  }
+}
+.fa-rotate-90 {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=1);
+  -webkit-transform: rotate(90deg);
+  -moz-transform: rotate(90deg);
+  -ms-transform: rotate(90deg);
+  -o-transform: rotate(90deg);
+  transform: rotate(90deg);
+}
+.fa-rotate-180 {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=2);
+  -webkit-transform: rotate(180deg);
+  -moz-transform: rotate(180deg);
+  -ms-transform: rotate(180deg);
+  -o-transform: rotate(180deg);
+  transform: rotate(180deg);
+}
+.fa-rotate-270 {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=3);
+  -webkit-transform: rotate(270deg);
+  -moz-transform: rotate(270deg);
+  -ms-transform: rotate(270deg);
+  -o-transform: rotate(270deg);
+  transform: rotate(270deg);
+}
+.fa-flip-horizontal {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=0, mirror=1);
+  -webkit-transform: scale(-1, 1);
+  -moz-transform: scale(-1, 1);
+  -ms-transform: scale(-1, 1);
+  -o-transform: scale(-1, 1);
+  transform: scale(-1, 1);
+}
+.fa-flip-vertical {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=2, mirror=1);
+  -webkit-transform: scale(1, -1);
+  -moz-transform: scale(1, -1);
+  -ms-transform: scale(1, -1);
+  -o-transform: scale(1, -1);
+  transform: scale(1, -1);
+}
+.fa-stack {
+  position: relative;
+  display: inline-block;
+  width: 2em;
+  height: 2em;
+  line-height: 2em;
+  vertical-align: middle;
+}
+.fa-stack-1x,
+.fa-stack-2x {
+  position: absolute;
+  left: 0;
+  width: 100%;
+  text-align: center;
+}
+.fa-stack-1x {
+  line-height: inherit;
+}
+.fa-stack-2x {
+  font-size: 2em;
+}
+.fa-inverse {
+  color: #ffffff;
+}
+/* Font Awesome uses the Unicode Private Use Area (PUA) to ensure screen
+   readers do not read off random characters that represent icons */
+.fa-glass:before {
+  content: "\f000";
+}
+.fa-music:before {
+  content: "\f001";
+}
+.fa-search:before {
+  content: "\f002";
+}
+.fa-envelope-o:before {
+  content: "\f003";
+}
+.fa-heart:before {
+  content: "\f004";
+}
+.fa-star:before {
+  content: "\f005";
+}
+.fa-star-o:before {
+  content: "\f006";
+}
+.fa-user:before {
+  content: "\f007";
+}
+.fa-film:before {
+  content: "\f008";
+}
+.fa-th-large:before {
+  content: "\f009";
+}
+.fa-th:before {
+  content: "\f00a";
+}
+.fa-th-list:before {
+  content: "\f00b";
+}
+.fa-check:before {
+  content: "\f00c";
+}
+.fa-times:before {
+  content: "\f00d";
+}
+.fa-search-plus:before {
+  content: "\f00e";
+}
+.fa-search-minus:before {
+  content: "\f010";
+}
+.fa-power-off:before {
+  content: "\f011";
+}
+.fa-signal:before {
+  content: "\f012";
+}
+.fa-gear:before,
+.fa-cog:before {
+  content: "\f013";
+}
+.fa-trash-o:before {
+  content: "\f014";
+}
+.fa-home:before {
+  content: "\f015";
+}
+.fa-file-o:before {
+  content: "\f016";
+}
+.fa-clock-o:before {
+  content: "\f017";
+}
+.fa-road:before {
+  content: "\f018";
+}
+.fa-download:before {
+  content: "\f019";
+}
+.fa-arrow-circle-o-down:before {
+  content: "\f01a";
+}
+.fa-arrow-circle-o-up:before {
+  content: "\f01b";
+}
+.fa-inbox:before {
+  content: "\f01c";
+}
+.fa-play-circle-o:before {
+  content: "\f01d";
+}
+.fa-rotate-right:before,
+.fa-repeat:before {
+  content: "\f01e";
+}
+.fa-refresh:before {
+  content: "\f021";
+}
+.fa-list-alt:before {
+  content: "\f022";
+}
+.fa-lock:before {
+  content: "\f023";
+}
+.fa-flag:before {
+  content: "\f024";
+}
+.fa-headphones:before {
+  content: "\f025";
+}
+.fa-volume-off:before {
+  content: "\f026";
+}
+.fa-volume-down:before {
+  content: "\f027";
+}
+.fa-volume-up:before {
+  content: "\f028";
+}
+.fa-qrcode:before {
+  content: "\f029";
+}
+.fa-barcode:before {
+  content: "\f02a";
+}
+.fa-tag:before {
+  content: "\f02b";
+}
+.fa-tags:before {
+  content: "\f02c";
+}
+.fa-book:before {
+  content: "\f02d";
+}
+.fa-bookmark:before {
+  content: "\f02e";
+}
+.fa-print:before {
+  content: "\f02f";
+}
+.fa-camera:before {
+  content: "\f030";
+}
+.fa-font:before {
+  content: "\f031";
+}
+.fa-bold:before {
+  content: "\f032";
+}
+.fa-italic:before {
+  content: "\f033";
+}
+.fa-text-height:before {
+  content: "\f034";
+}
+.fa-text-width:before {
+  content: "\f035";
+}
+.fa-align-left:before {
+  content: "\f036";
+}
+.fa-align-center:before {
+  content: "\f037";
+}
+.fa-align-right:before {
+  content: "\f038";
+}
+.fa-align-justify:before {
+  content: "\f039";
+}
+.fa-list:before {
+  content: "\f03a";
+}
+.fa-dedent:before,
+.fa-outdent:before {
+  content: "\f03b";
+}
+.fa-indent:before {
+  content: "\f03c";
+}
+.fa-video-camera:before {
+  content: "\f03d";
+}
+.fa-picture-o:before {
+  content: "\f03e";
+}
+.fa-pencil:before {
+  content: "\f040";
+}
+.fa-map-marker:before {
+  content: "\f041";
+}
+.fa-adjust:before {
+  content: "\f042";
+}
+.fa-tint:before {
+  content: "\f043";
+}
+.fa-edit:before,
+.fa-pencil-square-o:before {
+  content: "\f044";
+}
+.fa-share-square-o:before {
+  content: "\f045";
+}
+.fa-check-square-o:before {
+  content: "\f046";
+}
+.fa-arrows:before {
+  content: "\f047";
+}
+.fa-step-backward:before {
+  content: "\f048";
+}
+.fa-fast-backward:before {
+  content: "\f049";
+}
+.fa-backward:before {
+  content: "\f04a";
+}
+.fa-play:before {
+  content: "\f04b";
+}
+.fa-pause:before {
+  content: "\f04c";
+}
+.fa-stop:before {
+  content: "\f04d";
+}
+.fa-forward:before {
+  content: "\f04e";
+}
+.fa-fast-forward:before {
+  content: "\f050";
+}
+.fa-step-forward:before {
+  content: "\f051";
+}
+.fa-eject:before {
+  content: "\f052";
+}
+.fa-chevron-left:before {
+  content: "\f053";
+}
+.fa-chevron-right:before {
+  content: "\f054";
+}
+.fa-plus-circle:before {
+  content: "\f055";
+}
+.fa-minus-circle:before {
+  content: "\f056";
+}
+.fa-times-circle:before {
+  content: "\f057";
+}
+.fa-check-circle:before {
+  content: "\f058";
+}
+.fa-question-circle:before {
+  content: "\f059";
+}
+.fa-info-circle:before {
+  content: "\f05a";
+}
+.fa-crosshairs:before {
+  content: "\f05b";
+}
+.fa-times-circle-o:before {
+  content: "\f05c";
+}
+.fa-check-circle-o:before {
+  content: "\f05d";
+}
+.fa-ban:before {
+  content: "\f05e";
+}
+.fa-arrow-left:before {
+  content: "\f060";
+}
+.fa-arrow-right:before {
+  content: "\f061";
+}
+.fa-arrow-up:before {
+  content: "\f062";
+}
+.fa-arrow-down:before {
+  content: "\f063";
+}
+.fa-mail-forward:before,
+.fa-share:before {
+  content: "\f064";
+}
+.fa-expand:before {
+  content: "\f065";
+}
+.fa-compress:before {
+  content: "\f066";
+}
+.fa-plus:before {
+  content: "\f067";
+}
+.fa-minus:before {
+  content: "\f068";
+}
+.fa-asterisk:before {
+  content: "\f069";
+}
+.fa-exclamation-circle:before {
+  content: "\f06a";
+}
+.fa-gift:before {
+  content: "\f06b";
+}
+.fa-leaf:before {
+  content: "\f06c";
+}
+.fa-fire:before {
+  content: "\f06d";
+}
+.fa-eye:before {
+  content: "\f06e";
+}
+.fa-eye-slash:before {
+  content: "\f070";
+}
+.fa-warning:before,
+.fa-exclamation-triangle:before {
+  content: "\f071";
+}
+.fa-plane:before {
+  content: "\f072";
+}
+.fa-calendar:before {
+  content: "\f073";
+}
+.fa-random:before {
+  content: "\f074";
+}
+.fa-comment:before {
+  content: "\f075";
+}
+.fa-magnet:before {
+  content: "\f076";
+}
+.fa-chevron-up:before {
+  content: "\f077";
+}
+.fa-chevron-down:before {
+  content: "\f078";
+}
+.fa-retweet:before {
+  content: "\f079";
+}
+.fa-shopping-cart:before {
+  content: "\f07a";
+}
+.fa-folder:before {
+  content: "\f07b";
+}
+.fa-folder-open:before {
+  content: "\f07c";
+}
+.fa-arrows-v:before {
+  content: "\f07d";
+}
+.fa-arrows-h:before {
+  content: "\f07e";
+}
+.fa-bar-chart-o:before {
+  content: "\f080";
+}
+.fa-twitter-square:before {
+  content: "\f081";
+}
+.fa-facebook-square:before {
+  content: "\f082";
+}
+.fa-camera-retro:before {
+  content: "\f083";
+}
+.fa-key:before {
+  content: "\f084";
+}
+.fa-gears:before,
+.fa-cogs:before {
+  content: "\f085";
+}
+.fa-comments:before {
+  content: "\f086";
+}
+.fa-thumbs-o-up:before {
+  content: "\f087";
+}
+.fa-thumbs-o-down:before {
+  content: "\f088";
+}
+.fa-star-half:before {
+  content: "\f089";
+}
+.fa-heart-o:before {
+  content: "\f08a";
+}
+.fa-sign-out:before {
+  content: "\f08b";
+}
+.fa-linkedin-square:before {
+  content: "\f08c";
+}
+.fa-thumb-tack:before {
+  content: "\f08d";
+}
+.fa-external-link:before {
+  content: "\f08e";
+}
+.fa-sign-in:before {
+  content: "\f090";
+}
+.fa-trophy:before {
+  content: "\f091";
+}
+.fa-github-square:before {
+  content: "\f092";
+}
+.fa-upload:before {
+  content: "\f093";
+}
+.fa-lemon-o:before {
+  content: "\f094";
+}
+.fa-phone:before {
+  content: "\f095";
+}
+.fa-square-o:before {
+  content: "\f096";
+}
+.fa-bookmark-o:before {
+  content: "\f097";
+}
+.fa-phone-square:before {
+  content: "\f098";
+}
+.fa-twitter:before {
+  content: "\f099";
+}
+.fa-facebook:before {
+  content: "\f09a";
+}
+.fa-github:before {
+  content: "\f09b";
+}
+.fa-unlock:before {
+  content: "\f09c";
+}
+.fa-credit-card:before {
+  content: "\f09d";
+}
+.fa-rss:before {
+  content: "\f09e";
+}
+.fa-hdd-o:before {
+  content: "\f0a0";
+}
+.fa-bullhorn:before {
+  content: "\f0a1";
+}
+.fa-bell:before {
+  content: "\f0f3";
+}
+.fa-certificate:before {
+  content: "\f0a3";
+}
+.fa-hand-o-right:before {
+  content: "\f0a4";
+}
+.fa-hand-o-left:before {
+  content: "\f0a5";
+}
+.fa-hand-o-up:before {
+  content: "\f0a6";
+}
+.fa-hand-o-down:before {
+  content: "\f0a7";
+}
+.fa-arrow-circle-left:before {
+  content: "\f0a8";
+}
+.fa-arrow-circle-right:before {
+  content: "\f0a9";
+}
+.fa-arrow-circle-up:before {
+  content: "\f0aa";
+}
+.fa-arrow-circle-down:before {
+  content: "\f0ab";
+}
+.fa-globe:before {
+  content: "\f0ac";
+}
+.fa-wrench:before {
+  content: "\f0ad";
+}
+.fa-tasks:before {
+  content: "\f0ae";
+}
+.fa-filter:before {
+  content: "\f0b0";
+}
+.fa-briefcase:before {
+  content: "\f0b1";
+}
+.fa-arrows-alt:before {
+  content: "\f0b2";
+}
+.fa-group:before,
+.fa-users:before {
+  content: "\f0c0";
+}
+.fa-chain:before,
+.fa-link:before {
+  content: "\f0c1";
+}
+.fa-cloud:before {
+  content: "\f0c2";
+}
+.fa-flask:before {
+  content: "\f0c3";
+}
+.fa-cut:before,
+.fa-scissors:before {
+  content: "\f0c4";
+}
+.fa-copy:before,
+.fa-files-o:before {
+  content: "\f0c5";
+}
+.fa-paperclip:before {
+  content: "\f0c6";
+}
+.fa-save:before,
+.fa-floppy-o:before {
+  content: "\f0c7";
+}
+.fa-square:before {
+  content: "\f0c8";
+}
+.fa-bars:before {
+  content: "\f0c9";
+}
+.fa-list-ul:before {
+  content: "\f0ca";
+}
+.fa-list-ol:before {
+  content: "\f0cb";
+}
+.fa-strikethrough:before {
+  content: "\f0cc";
+}
+.fa-underline:before {
+  content: "\f0cd";
+}
+.fa-table:before {
+  content: "\f0ce";
+}
+.fa-magic:before {
+  content: "\f0d0";
+}
+.fa-truck:before {
+  content: "\f0d1";
+}
+.fa-pinterest:before {
+  content: "\f0d2";
+}
+.fa-pinterest-square:before {
+  content: "\f0d3";
+}
+.fa-google-plus-square:before {
+  content: "\f0d4";
+}
+.fa-google-plus:before {
+  content: "\f0d5";
+}
+.fa-money:before {
+  content: "\f0d6";
+}
+.fa-caret-down:before {
+  content: "\f0d7";
+}
+.fa-caret-up:before {
+  content: "\f0d8";
+}
+.fa-caret-left:before {
+  content: "\f0d9";
+}
+.fa-caret-right:before {
+  content: "\f0da";
+}
+.fa-columns:before {
+  content: "\f0db";
+}
+.fa-unsorted:before,
+.fa-sort:before {
+  content: "\f0dc";
+}
+.fa-sort-down:before,
+.fa-sort-asc:before {
+  content: "\f0dd";
+}
+.fa-sort-up:before,
+.fa-sort-desc:before {
+  content: "\f0de";
+}
+.fa-envelope:before {
+  content: "\f0e0";
+}
+.fa-linkedin:before {
+  content: "\f0e1";
+}
+.fa-rotate-left:before,
+.fa-undo:before {
+  content: "\f0e2";
+}
+.fa-legal:before,
+.fa-gavel:before {
+  content: "\f0e3";
+}
+.fa-dashboard:before,
+.fa-tachometer:before {
+  content: "\f0e4";
+}
+.fa-comment-o:before {
+  content: "\f0e5";
+}
+.fa-comments-o:before {
+  content: "\f0e6";
+}
+.fa-flash:before,
+.fa-bolt:before {
+  content: "\f0e7";
+}
+.fa-sitemap:before {
+  content: "\f0e8";
+}
+.fa-umbrella:before {
+  content: "\f0e9";
+}
+.fa-paste:before,
+.fa-clipboard:before {
+  content: "\f0ea";
+}
+.fa-lightbulb-o:before {
+  content: "\f0eb";
+}
+.fa-exchange:before {
+  content: "\f0ec";
+}
+.fa-cloud-download:before {
+  content: "\f0ed";
+}
+.fa-cloud-upload:before {
+  content: "\f0ee";
+}
+.fa-user-md:before {
+  content: "\f0f0";
+}
+.fa-stethoscope:before {
+  content: "\f0f1";
+}
+.fa-suitcase:before {
+  content: "\f0f2";
+}
+.fa-bell-o:before {
+  content: "\f0a2";
+}
+.fa-coffee:before {
+  content: "\f0f4";
+}
+.fa-cutlery:before {
+  content: "\f0f5";
+}
+.fa-file-text-o:before {
+  content: "\f0f6";
+}
+.fa-building-o:before {
+  content: "\f0f7";
+}
+.fa-hospital-o:before {
+  content: "\f0f8";
+}
+.fa-ambulance:before {
+  content: "\f0f9";
+}
+.fa-medkit:before {
+  content: "\f0fa";
+}
+.fa-fighter-jet:before {
+  content: "\f0fb";
+}
+.fa-beer:before {
+  content: "\f0fc";
+}
+.fa-h-square:before {
+  content: "\f0fd";
+}
+.fa-plus-square:before {
+  content: "\f0fe";
+}
+.fa-angle-double-left:before {
+  content: "\f100";
+}
+.fa-angle-double-right:before {
+  content: "\f101";
+}
+.fa-angle-double-up:before {
+  content: "\f102";
+}
+.fa-angle-double-down:before {
+  content: "\f103";
+}
+.fa-angle-left:before {
+  content: "\f104";
+}
+.fa-angle-right:before {
+  content: "\f105";
+}
+.fa-angle-up:before {
+  content: "\f106";
+}
+.fa-angle-down:before {
+  content: "\f107";
+}
+.fa-desktop:before {
+  content: "\f108";
+}
+.fa-laptop:before {
+  content: "\f109";
+}
+.fa-tablet:before {
+  content: "\f10a";
+}
+.fa-mobile-phone:before,
+.fa-mobile:before {
+  content: "\f10b";
+}
+.fa-circle-o:before {
+  content: "\f10c";
+}
+.fa-quote-left:before {
+  content: "\f10d";
+}
+.fa-quote-right:before {
+  content: "\f10e";
+}
+.fa-spinner:before {
+  content: "\f110";
+}
+.fa-circle:before {
+  content: "\f111";
+}
+.fa-mail-reply:before,
+.fa-reply:before {
+  content: "\f112";
+}
+.fa-github-alt:before {
+  content: "\f113";
+}
+.fa-folder-o:before {
+  content: "\f114";
+}
+.fa-folder-open-o:before {
+  content: "\f115";
+}
+.fa-smile-o:before {
+  content: "\f118";
+}
+.fa-frown-o:before {
+  content: "\f119";
+}
+.fa-meh-o:before {
+  content: "\f11a";
+}
+.fa-gamepad:before {
+  content: "\f11b";
+}
+.fa-keyboard-o:before {
+  content: "\f11c";
+}
+.fa-flag-o:before {
+  content: "\f11d";
+}
+.fa-flag-checkered:before {
+  content: "\f11e";
+}
+.fa-terminal:before {
+  content: "\f120";
+}
+.fa-code:before {
+  content: "\f121";
+}
+.fa-reply-all:before {
+  content: "\f122";
+}
+.fa-mail-reply-all:before {
+  content: "\f122";
+}
+.fa-star-half-empty:before,
+.fa-star-half-full:before,
+.fa-star-half-o:before {
+  content: "\f123";
+}
+.fa-location-arrow:before {
+  content: "\f124";
+}
+.fa-crop:before {
+  content: "\f125";
+}
+.fa-code-fork:before {
+  content: "\f126";
+}
+.fa-unlink:before,
+.fa-chain-broken:before {
+  content: "\f127";
+}
+.fa-question:before {
+  content: "\f128";
+}
+.fa-info:before {
+  content: "\f129";
+}
+.fa-exclamation:before {
+  content: "\f12a";
+}
+.fa-superscript:before {
+  content: "\f12b";
+}
+.fa-subscript:before {
+  content: "\f12c";
+}
+.fa-eraser:before {
+  content: "\f12d";
+}
+.fa-puzzle-piece:before {
+  content: "\f12e";
+}
+.fa-microphone:before {
+  content: "\f130";
+}
+.fa-microphone-slash:before {
+  content: "\f131";
+}
+.fa-shield:before {
+  content: "\f132";
+}
+.fa-calendar-o:before {
+  content: "\f133";
+}
+.fa-fire-extinguisher:before {
+  content: "\f134";
+}
+.fa-rocket:before {
+  content: "\f135";
+}
+.fa-maxcdn:before {
+  content: "\f136";
+}
+.fa-chevron-circle-left:before {
+  content: "\f137";
+}
+.fa-chevron-circle-right:before {
+  content: "\f138";
+}
+.fa-chevron-circle-up:before {
+  content: "\f139";
+}
+.fa-chevron-circle-down:before {
+  content: "\f13a";
+}
+.fa-html5:before {
+  content: "\f13b";
+}
+.fa-css3:before {
+  content: "\f13c";
+}
+.fa-anchor:before {
+  content: "\f13d";
+}
+.fa-unlock-alt:before {
+  content: "\f13e";
+}
+.fa-bullseye:before {
+  content: "\f140";
+}
+.fa-ellipsis-h:before {
+  content: "\f141";
+}
+.fa-ellipsis-v:before {
+  content: "\f142";
+}
+.fa-rss-square:before {
+  content: "\f143";
+}
+.fa-play-circle:before {
+  content: "\f144";
+}
+.fa-ticket:before {
+  content: "\f145";
+}
+.fa-minus-square:before {
+  content: "\f146";
+}
+.fa-minus-square-o:before {
+  content: "\f147";
+}
+.fa-level-up:before {
+  content: "\f148";
+}
+.fa-level-down:before {
+  content: "\f149";
+}
+.fa-check-square:before {
+  content: "\f14a";
+}
+.fa-pencil-square:before {
+  content: "\f14b";
+}
+.fa-external-link-square:before {
+  content: "\f14c";
+}
+.fa-share-square:before {
+  content: "\f14d";
+}
+.fa-compass:before {
+  content: "\f14e";
+}
+.fa-toggle-down:before,
+.fa-caret-square-o-down:before {
+  content: "\f150";
+}
+.fa-toggle-up:before,
+.fa-caret-square-o-up:before {
+  content: "\f151";
+}
+.fa-toggle-right:before,
+.fa-caret-square-o-right:before {
+  content: "\f152";
+}
+.fa-euro:before,
+.fa-eur:before {
+  content: "\f153";
+}
+.fa-gbp:before {
+  content: "\f154";
+}
+.fa-dollar:before,
+.fa-usd:before {
+  content: "\f155";
+}
+.fa-rupee:before,
+.fa-inr:before {
+  content: "\f156";
+}
+.fa-cny:before,
+.fa-rmb:before,
+.fa-yen:before,
+.fa-jpy:before {
+  content: "\f157";
+}
+.fa-ruble:before,
+.fa-rouble:before,
+.fa-rub:before {
+  content: "\f158";
+}
+.fa-won:before,
+.fa-krw:before {
+  content: "\f159";
+}
+.fa-bitcoin:before,
+.fa-btc:before {
+  content: "\f15a";
+}
+.fa-file:before {
+  content: "\f15b";
+}
+.fa-file-text:before {
+  content: "\f15c";
+}
+.fa-sort-alpha-asc:before {
+  content: "\f15d";
+}
+.fa-sort-alpha-desc:before {
+  content: "\f15e";
+}
+.fa-sort-amount-asc:before {
+  content: "\f160";
+}
+.fa-sort-amount-desc:before {
+  content: "\f161";
+}
+.fa-sort-numeric-asc:before {
+  content: "\f162";
+}
+.fa-sort-numeric-desc:before {
+  content: "\f163";
+}
+.fa-thumbs-up:before {
+  content: "\f164";
+}
+.fa-thumbs-down:before {
+  content: "\f165";
+}
+.fa-youtube-square:before {
+  content: "\f166";
+}
+.fa-youtube:before {
+  content: "\f167";
+}
+.fa-xing:before {
+  content: "\f168";
+}
+.fa-xing-square:before {
+  content: "\f169";
+}
+.fa-youtube-play:before {
+  content: "\f16a";
+}
+.fa-dropbox:before {
+  content: "\f16b";
+}
+.fa-stack-overflow:before {
+  content: "\f16c";
+}
+.fa-instagram:before {
+  content: "\f16d";
+}
+.fa-flickr:before {
+  content: "\f16e";
+}
+.fa-adn:before {
+  content: "\f170";
+}
+.fa-bitbucket:before {
+  content: "\f171";
+}
+.fa-bitbucket-square:before {
+  content: "\f172";
+}
+.fa-tumblr:before {
+  content: "\f173";
+}
+.fa-tumblr-square:before {
+  content: "\f174";
+}
+.fa-long-arrow-down:before {
+  content: "\f175";
+}
+.fa-long-arrow-up:before {
+  content: "\f176";
+}
+.fa-long-arrow-left:before {
+  content: "\f177";
+}
+.fa-long-arrow-right:before {
+  content: "\f178";
+}
+.fa-apple:before {
+  content: "\f179";
+}
+.fa-windows:before {
+  content: "\f17a";
+}
+.fa-android:before {
+  content: "\f17b";
+}
+.fa-linux:before {
+  content: "\f17c";
+}
+.fa-dribbble:before {
+  content: "\f17d";
+}
+.fa-skype:before {
+  content: "\f17e";
+}
+.fa-foursquare:before {
+  content: "\f180";
+}
+.fa-trello:before {
+  content: "\f181";
+}
+.fa-female:before {
+  content: "\f182";
+}
+.fa-male:before {
+  content: "\f183";
+}
+.fa-gittip:before {
+  content: "\f184";
+}
+.fa-sun-o:before {
+  content: "\f185";
+}
+.fa-moon-o:before {
+  content: "\f186";
+}
+.fa-archive:before {
+  content: "\f187";
+}
+.fa-bug:before {
+  content: "\f188";
+}
+.fa-vk:before {
+  content: "\f189";
+}
+.fa-weibo:before {
+  content: "\f18a";
+}
+.fa-renren:before {
+  content: "\f18b";
+}
+.fa-pagelines:before {
+  content: "\f18c";
+}
+.fa-stack-exchange:before {
+  content: "\f18d";
+}
+.fa-arrow-circle-o-right:before {
+  content: "\f18e";
+}
+.fa-arrow-circle-o-left:before {
+  content: "\f190";
+}
+.fa-toggle-left:before,
+.fa-caret-square-o-left:before {
+  content: "\f191";
+}
+.fa-dot-circle-o:before {
+  content: "\f192";
+}
+.fa-wheelchair:before {
+  content: "\f193";
+}
+.fa-vimeo-square:before {
+  content: "\f194";
+}
+.fa-turkish-lira:before,
+.fa-try:before {
+  content: "\f195";
+}
+.fa-plus-square-o:before {
+  content: "\f196";
+}
\ No newline at end of file

src/plugins/jitsivideobridge/src/index.html

+
 <html>
   <head>
     <title>Jitsi Videobridge</title>
     <script src="config.js"></script><!-- adapt to your needs, i.e. set hosts and bosh path -->
-    <script src="//ajax.googleapis.com/ajax/libs/jquery/2.0.3/jquery.min.js"></script>
-    <script src="strophejingle.bundle.js"></script>
+    <script src="jquery.min.js"></script>
+    <script src="strophe.js"></script>
+    <script src="strophe-jingle.js"></script>
     <script src="colibri.js"></script>
     <script src="muc.js"></script>
-    <link href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.css" rel="stylesheet">
-    <style type='text/css'>
+    <link rel="stylesheet" type="text/css" media="screen" href="main.css" />
+    <!--style type='text/css'>
 html,body{margin:0px;}
 #largeVideo {width:1280px;height:720px;margin-left:auto;margin-right:auto;display:block}
 #localVideo {-webkit-transform: scale(-1,1);}
 #remoteVideos {text-align:center;height:180px;}
 #remoteVideos video {width:320;height:180;}
-#spacer {height:40px;}
+#chatspace {height:46px;line-height:20px;font-size:20px;visibility:hidden;padding:10px;margin-left:auto;margin-right:auto;}
+#chatspace .nick {font-weight:bold;}
+#chatspace>:first-child{visibility:hidden}
 #settings {display:none;}
 #header {text-align:center;visibility:hidden;}
-#nowebrtc {display:none;}
-    </style>
+    </style-->
   </head>
   <body>
-    <div id="header" onclick='window.prompt("Share this link with anyone you want to invite to join you:", window.location.href);return;'>
-        <i class='fa fa-external-link'>&nbsp;</i>Others can join you by just going to <span id='roomurl'></span>
+    <div id="header">
+        <div id="leftlogo"></div>
+        <div id="rightlogo"></div>
+        <div id="link" onclick='window.prompt("Share this link with anyone you want to invite to join you:", window.location.href);return;'>
+            <i class='fa fa-external-link'>&nbsp;</i>Others can join you by just going to <span id='roomurl'></span>
+        </div>
     </div>
     <div id="settings">
       <h1>Connection Settings</h1>
       <form id="loginInfo">
         <label>JID: <input id="jid" type="text" name="jid" placeholder="me@example.com"/></label>
         <label>Password: <input id="password" type="password" name="password" placeholder="secret"/></label>
-        <label>BOSH URL: <input id="boshURL" type="text" name="boshURL" placeholder="/http-bind/"/></label>
+        <label>BOSH URL: <input id="boshURL" type="text" name="boshURL" placeholder="/http-bind"/></label>
         <input id="connect" type="submit" value="Connect" />
       </form>
     </div>
 
+    <div class="fade_line"></div>
     <video id="largeVideo" autoplay oncontextmenu="return false;"></video>
-    <div id="spacer"></div>
+    <div class="fade_line"></div>
+    <!--div id="chatspace">
+      <div><i class="fa fa-comments">&nbsp;</i><span class='nick'></span>:&nbsp;<span class='chattext'></span></div>
+      <div>
+        <form>
+          <label><i class="fa fa-comment">&nbsp;</i></label><input type='text' id="chatinput" placeholder='Choose a nickname' maxlength='10'/>
+        </form>
+      </div>
+    </div-->
     <div id="remoteVideos">
       <video id="localVideo" autoplay oncontextmenu="return false;" muted/>
     </div>
 
+
     <script>
     var connection = null;
     var master = null;
     var RTC;
     var RTCPeerConnection = null;
+    var nickname = null;
 
     function init() {
         RTC = setupRTC();
@@ -56,7 +74,7 @@ html,body{margin:0px;}
         }
         RTCPeerconnection = RTC.peerconnection;
 
-		if (config.type == "bosh")									// BAO
+	if (config.type == "bosh")									// BAO
         	connection = new Strophe.Connection(document.getElementById('boshURL').value || config.bosh || '/http-bind/');
         else
         	connection = new Openfire.Connection(config.bosh);
@@ -75,7 +93,7 @@ html,body{margin:0px;}
         connection.connect(jid, document.getElementById('password').value, function(status) {
             if (status == Strophe.Status.CONNECTED) {
                 console.log('connected');
-          		connection.send($pres());     								// BAO
+          	connection.send($pres());
                 getUserMediaWithConstraints(['audio','video'], '360');
                 document.getElementById('connect').disabled = true;
             } else {
@@ -139,17 +157,17 @@ html,body{margin:0px;}
         }
         // FIXME: hover is bad, this causes flicker. How about moving this?
         // remember that moving this in the DOM requires to play() again
-        sel.hover(
+        sel.click(
             function() {
                 console.log('hover in', $(this).attr('src'));
-                if ($('#largeVideo').attr('src') != $(this).attr('src')) {
+                var newSrc = $(this).attr('src');
+                if ($('#largeVideo').attr('src') != newSrc) {
                     document.getElementById('largeVideo').volume = 1;
-                    $('#largeVideo').attr('src', $(this).attr('src'));
+                    $('#largeVideo').fadeOut(300, function(){
+                        $(this).attr('src', newSrc);
+                        $(this).fadeIn(300);
+                    });
                 }
-            },
-            function() {
-                //console.log('hover out', $(this).attr('src'));
-                //$('#largeVideo').attr('src', null);
             }
         );
     });
@@ -172,10 +190,43 @@ html,body{margin:0px;}
     $(document).bind('callterminated.jingle', function(event, sid, reason) {
         // FIXME
     });
+    function toggleVideo(enable) {
+        if (!(connection && connection.jingle.localStream)) return;
+        for (var idx = 0; idx < connection.jingle.localStream.getVideoTracks().length; idx++) {
+            connection.jingle.localStream.getVideoTracks()[idx].enabled = enable;
+        }
+    }
+    function toggleAudio(enable) {
+        if (!(connection && connection.jingle.localStream)) return;
+        for (var idx = 0; idx < connection.jingle.localStream.getAudioTracks().length; idx++) {
+            connection.jingle.localStream.getAudioTracks()[idx].enabled = enable;
+        }
+    }
+
+    $('#chatinput').keydown(function(event) {
+        if (event.keyCode == 13) {
+            event.preventDefault();
+            var val = this.value;
+            this.value = '';
+            if (!nickname) {
+                nickname = val;
+                this.placeholder = 'Enter text...';
+                this.maxLength = 255;
+                $(this).width('90%');
+                return;
+            }
+            connection.emuc.sendMessage(val, nickname);
+        }
+    });
     function resizeLarge() {
         var availableHeight = window.innerHeight;
-        availableHeight -= $('#remoteVideos').height();
-        availableHeight -= 100; // padding + link ontop
+        var numvids = $('#remoteVideos>video:visible').length;
+        if (numvids < 5)
+            availableHeight -= 100; // min thumbnail height for up to 4 videos
+        else
+            availableHeight -= 50; // min thumbnail height for more than 5 videos
+
+        availableHeight -= 79; // padding + link ontop
         var availableWidth = window.innerWidth;
         var aspectRatio = 16.0 / 9.0;
         if (availableHeight < availableWidth / aspectRatio) {
@@ -184,12 +235,28 @@ html,body{margin:0px;}
         if (availableWidth < 0 || availableHeight < 0) return;
         $('#largeVideo').width(availableWidth);
         $('#largeVideo').height(availableWidth/aspectRatio);
+        $('#chatspace').width(availableWidth);
+        resizeThumbnails() ;
     }
     function resizeThumbnails() {
-        var availableWidth = $('#remoteVideos').width();
+        // Calculate the available height, which is the inner window height minus 39px for the header
+        // minus 4px for the delimiter lines on the top and bottom of the large video,
+        // minus the 36px space inside the remoteVideos container used for highlighting shadow.
+        var availableHeight = window.innerHeight - $('#largeVideo').height() - 79;
         var numvids = $('#remoteVideos>video:visible').length;
+        // Remove the 1px borders arround videos.
+        var availableWinWidth = $('#remoteVideos').width() - numvids*2;
+        var availableWidth = availableWinWidth / numvids;
+        var aspectRatio = 16.0 / 9.0;
+        var maxHeight = Math.min(160, availableHeight);
+        var availableHeight = Math.min(maxHeight, availableWidth / aspectRatio);
+        if (availableHeight < availableWidth / aspectRatio) {
+            availableWidth = Math.floor(availableHeight * aspectRatio);
+        }
         // size videos so that while keeping AR and max height, we have a nice fit
-        console.log('fit', numvids, 'videos into', availableWidth);
+        $('#remoteVideos').height(availableHeight + 36); // add the 2*18px border used for highlighting shadow.
+        $('#remoteVideos>video:visible').width(availableWidth);
+        $('#remoteVideos>video:visible').height(availableHeight);
     }
     $(document).ready(function() {
         resizeLarge();

src/plugins/jitsivideobridge/src/jquery.min.js

+/*! jQuery v2.0.3 | (c) 2005, 2013 jQuery Foundation, Inc. | jquery.org/license
+//@ sourceMappingURL=jquery.min.map
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\ No newline at end of file

src/plugins/jitsivideobridge/src/main.css

+body{
+    margin:0px;
+}
+
+#largeVideo {
+    display:block;
+    position:relative;
+    width:1280px;
+    height:720px;
+    margin-left:auto;
+    margin-right:auto;
+/*    top:-20px;*/
+    z-index: 0;
+}
+
+#remoteVideos {
+    display:block;
+    position:relative;
+/*    top:-30px;*/
+    text-align:center;
+    height:196px;
+    width:auto;
+    overflow: hidden;
+    border:1px solid transparent;
+    font-size:0;
+    z-index: 2;
+}
+
+#remoteVideos video {
+    position:relative;
+    top:18px;
+    height:160px;
+    width:auto;
+    z-index:0;
+    border:1px solid transparent;
+}
+
+/*#localVideo {
+    -webkit-transform: scale(-1,1);
+}*/
+
+#remoteVideos video:hover {
+    cursor: pointer;
+    cursor: hand;
+    transform:scale(1.08, 1.08);
+    -webkit-transform:scale(1.08, 1.08);
+    transition-duration: 0.5s;
+    -webkit-transition-duration: 0.5s;
+    background-color: #FFFFFF;
+    -webkit-animation-name: greyPulse;
+    -webkit-animation-duration: 2s;
+    -webkit-animation-iteration-count: 1;
+    -webkit-box-shadow: 0 0 18px #515151;
+    border:1px solid #FFFFFF;
+    z-index: 10;
+}
+
+#chatspace {
+    height:46px;
+    line-height:20px;
+    font-size:20px;
+    visibility:hidden;
+    padding:10px;
+    margin-left:auto;
+    margin-right:auto;
+}
+
+#chatspace .nick {
+    font-weight:bold;
+}
+
+#chatspace>:first-child{
+    visibility:hidden;
+}
+
+div#spacer {
+    height:5px;
+}
+
+#settings {
+    display:none;
+}
+
+#nowebrtc {
+    display:none;
+}
+
+div#header{
+	display:block;
+    position:relative;
+	width:100%;
+    height:39px;
+    z-index: 1;
+}
+div#left {
+	display:block;
+    position: absolute;
+	left: 0px;
+    top: 0px;
+    width: 100px;
+    height: 39px;
+	background-repeat:no-repeat;
+	margin: 0;
+	padding: 0;
+}
+
+div#leftlogo {
+    position:absolute;
+    top: 5px;
+    left: 15px;
+    background-image:url(jitsilogo.png);
+    background-repeat:no-repeat;
+    height: 31px;
+    width: 68px;
+}
+
+div#link {
+	margin-left: 100px;
+	margin-right:100px;
+    height:39px;
+    line-height:39px;
+    overflow: hidden;
+    text-align: center;
+    vertical-align:middle;
+    font-size: 14px;
+    color: #313131;
+    visibility:hidden;
+}
+.fade_line {
+    height: 2px;
+    background: black;
+    background: -webkit-gradient(linear, 0 0, 100% 0, from(white), to(white), color-stop(50%, black));
+}
+div#right {
+	display:block;
+    position:absolute;
+    right: 0px;
+    top: 0px;
+	background-repeat:no-repeat;
+	margin:0;
+	padding:0;
+	width:100px;
+    height:39px;
+}
+div#rightlogo {
+    position:absolute;
+    top: 8px;
+    right: 15px;
+    background-image:url(estoslogo.png);
+    background-repeat:no-repeat;
+    height: 20px;
+    width: 62px;
+}
\ No newline at end of file

src/plugins/jitsivideobridge/src/muc.js

@@ -19,7 +19,7 @@ Strophe.addConnectionPlugin('emuc', {
             roomnode = Math.random().toString(36).substr(2, 20);
             window.history.pushState('VideoChat', 'Room: ' + roomnode, window.location.pathname + "?r=" + roomnode);
         }
-        
+
         if (this.roomjid == null) {
             this.roomjid = roomnode + '@' + this.mucDomain;
         }
@@ -124,23 +124,32 @@ Strophe.addConnectionPlugin('emuc', {
     onJoinComplete: function() {
         console.log('onJoinComplete');
         $('#roomurl').text(window.location.href);
-        $('#header').css('visibility', 'visible');
+        $('#link').css('visibility', 'visible');
+        $('#chatspace').css('visibility', 'visible');
         if (this.list_members.length < 1) {
             // FIXME: belongs into an event so we can separate emuc and colibri
             master = new Colibri(connection, config.hosts.bridge);
             return;
         }
     },
-    sendMessage: function(body) {
+    sendMessage: function(body, nickname) {
         msg = $msg({to: this.roomjid, type: 'groupchat'});
-        msg.c('body', body);
+        msg.c('body', body).up();
+        if (nickname) {
+            msg.c('nick', {xmlns: 'http://jabber.org/protocol/nick'}).t(nickname).up().up();
+        }
         this.connection.send(msg);
     },
     onMessage: function (msg) {
         var txt = $(msg).find('>body').text();
         // TODO: <subject/>
+        // FIXME: this is a hack. but jingle on muc makes nickchanges hard
+        var nick = $(msg).find('>nick[xmlns="http://jabber.org/protocol/nick"]').text() || Strophe.getResourceFromJid($(msg).attr('from'));
         if (txt) {
-            //console.log('chat', Strophe.getResourceFromJid($(msg).attr('from')), txt);
+            console.log('chat', nick, txt);
+            $('#chatspace>div:first').css('visibility', 'visible');
+            $('#chatspace>div:first>span[class="nick"]').text(nick);
+            $('#chatspace>div:first>span[class="chattext"]').text(txt);
         }
         return true;
     },

src/plugins/jitsivideobridge/src/strophejingle.bundle.js → src/plugins/jitsivideobridge/src/strophe-jingle.js

-var Base64=(function(){var keyStr="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";var obj={encode:function(input){var output="";var chr1,chr2,chr3;var enc1,enc2,enc3,enc4;var i=0;do{chr1=input.charCodeAt(i++);chr2=input.charCodeAt(i++);chr3=input.charCodeAt(i++);enc1=chr1>>2;enc2=((chr1&3)<<4)|(chr2>>4);enc3=((chr2&15)<<2)|(chr3>>6);enc4=chr3&63;if(isNaN(chr2)){enc3=enc4=64}else{if(isNaN(chr3)){enc4=64}}output=output+keyStr.charAt(enc1)+keyStr.charAt(enc2)+keyStr.charAt(enc3)+keyStr.charAt(enc4)}while(i<input.length);return output},decode:function(input){var output="";var chr1,chr2,chr3;var enc1,enc2,enc3,enc4;var i=0;input=input.replace(/[^A-Za-z0-9\+\/\=]/g,"");do{enc1=keyStr.indexOf(input.charAt(i++));enc2=keyStr.indexOf(input.charAt(i++));enc3=keyStr.indexOf(input.charAt(i++));enc4=keyStr.indexOf(input.charAt(i++));chr1=(enc1<<2)|(enc2>>4);chr2=((enc2&15)<<4)|(enc3>>2);chr3=((enc3&3)<<6)|enc4;output=output+String.fromCharCode(chr1);if(enc3!=64){output=output+String.fromCharCode(chr2)}if(enc4!=64){output=output+String.fromCharCode(chr3)}}while(i<input.length);return output}};return obj})();var MD5=(function(){var hexcase=0;var b64pad="";var chrsz=8;var safe_add=function(x,y){var lsw=(x&65535)+(y&65535);var msw=(x>>16)+(y>>16)+(lsw>>16);return(msw<<16)|(lsw&65535)};var bit_rol=function(num,cnt){return(num<<cnt)|(num>>>(32-cnt))};var str2binl=function(str){var bin=[];var mask=(1<<chrsz)-1;for(var i=0;i<str.length*chrsz;i+=chrsz){bin[i>>5]|=(str.charCodeAt(i/chrsz)&mask)<<(i%32)}return bin};var binl2str=function(bin){var str="";var mask=(1<<chrsz)-1;for(var i=0;i<bin.length*32;i+=chrsz){str+=String.fromCharCode((bin[i>>5]>>>(i%32))&mask)}return str};var binl2hex=function(binarray){var hex_tab=hexcase?"0123456789ABCDEF":"0123456789abcdef";var str="";for(var i=0;i<binarray.length*4;i++){str+=hex_tab.charAt((binarray[i>>2]>>((i%4)*8+4))&15)+hex_tab.charAt((binarray[i>>2]>>((i%4)*8))&15)}return str};var binl2b64=function(binarray){var tab="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var str="";var triplet,j;for(var i=0;i<binarray.length*4;i+=3){triplet=(((binarray[i>>2]>>8*(i%4))&255)<<16)|(((binarray[i+1>>2]>>8*((i+1)%4))&255)<<8)|((binarray[i+2>>2]>>8*((i+2)%4))&255);for(j=0;j<4;j++){if(i*8+j*6>binarray.length*32){str+=b64pad}else{str+=tab.charAt((triplet>>6*(3-j))&63)}}}return str};var md5_cmn=function(q,a,b,x,s,t){return safe_add(bit_rol(safe_add(safe_add(a,q),safe_add(x,t)),s),b)};var md5_ff=function(a,b,c,d,x,s,t){return md5_cmn((b&c)|((~b)&d),a,b,x,s,t)};var md5_gg=function(a,b,c,d,x,s,t){return md5_cmn((b&d)|(c&(~d)),a,b,x,s,t)};var md5_hh=function(a,b,c,d,x,s,t){return md5_cmn(b^c^d,a,b,x,s,t)};var md5_ii=function(a,b,c,d,x,s,t){return md5_cmn(c^(b|(~d)),a,b,x,s,t)};var core_md5=function(x,len){x[len>>5]|=128<<((len)%32);x[(((len+64)>>>9)<<4)+14]=len;var a=1732584193;var b=-271733879;var c=-1732584194;var d=271733878;var olda,oldb,oldc,oldd;for(var i=0;i<x.length;i+=16){olda=a;oldb=b;oldc=c;oldd=d;a=md5_ff(a,b,c,d,x[i+0],7,-680876936);d=md5_ff(d,a,b,c,x[i+1],12,-389564586);c=md5_ff(c,d,a,b,x[i+2],17,606105819);b=md5_ff(b,c,d,a,x[i+3],22,-1044525330);a=md5_ff(a,b,c,d,x[i+4],7,-176418897);d=md5_ff(d,a,b,c,x[i+5],12,1200080426);c=md5_ff(c,d,a,b,x[i+6],17,-1473231341);b=md5_ff(b,c,d,a,x[i+7],22,-45705983);a=md5_ff(a,b,c,d,x[i+8],7,1770035416);d=md5_ff(d,a,b,c,x[i+9],12,-1958414417);c=md5_ff(c,d,a,b,x[i+10],17,-42063);b=md5_ff(b,c,d,a,x[i+11],22,-1990404162);a=md5_ff(a,b,c,d,x[i+12],7,1804603682);d=md5_ff(d,a,b,c,x[i+13],12,-40341101);c=md5_ff(c,d,a,b,x[i+14],17,-1502002290);b=md5_ff(b,c,d,a,x[i+15],22,1236535329);a=md5_gg(a,b,c,d,x[i+1],5,-165796510);d=md5_gg(d,a,b,c,x[i+6],9,-1069501632);c=md5_gg(c,d,a,b,x[i+11],14,643717713);b=md5_gg(b,c,d,a,x[i+0],20,-373897302);a=md5_gg(a,b,c,d,x[i+5],5,-701558691);d=md5_gg(d,a,b,c,x[i+10],9,38016083);c=md5_gg(c,d,a,b,x[i+15],14,-660478335);b=md5_gg(b,c,d,a,x[i+4],20,-405537848);a=md5_gg(a,b,c,d,x[i+9],5,568446438);d=md5_gg(d,a,b,c,x[i+14],9,-1019803690);c=md5_gg(c,d,a,b,x[i+3],14,-187363961);b=md5_gg(b,c,d,a,x[i+8],20,1163531501);a=md5_gg(a,b,c,d,x[i+13],5,-1444681467);d=md5_gg(d,a,b,c,x[i+2],9,-51403784);c=md5_gg(c,d,a,b,x[i+7],14,1735328473);b=md5_gg(b,c,d,a,x[i+12],20,-1926607734);a=md5_hh(a,b,c,d,x[i+5],4,-378558);d=md5_hh(d,a,b,c,x[i+8],11,-2022574463);c=md5_hh(c,d,a,b,x[i+11],16,1839030562);b=md5_hh(b,c,d,a,x[i+14],23,-35309556);a=md5_hh(a,b,c,d,x[i+1],4,-1530992060);d=md5_hh(d,a,b,c,x[i+4],11,1272893353);c=md5_hh(c,d,a,b,x[i+7],16,-155497632);b=md5_hh(b,c,d,a,x[i+10],23,-1094730640);a=md5_hh(a,b,c,d,x[i+13],4,681279174);d=md5_hh(d,a,b,c,x[i+0],11,-358537222);c=md5_hh(c,d,a,b,x[i+3],16,-722521979);b=md5_hh(b,c,d,a,x[i+6],23,76029189);a=md5_hh(a,b,c,d,x[i+9],4,-640364487);d=md5_hh(d,a,b,c,x[i+12],11,-421815835);c=md5_hh(c,d,a,b,x[i+15],16,530742520);b=md5_hh(b,c,d,a,x[i+2],23,-995338651);a=md5_ii(a,b,c,d,x[i+0],6,-198630844);d=md5_ii(d,a,b,c,x[i+7],10,1126891415);c=md5_ii(c,d,a,b,x[i+14],15,-1416354905);b=md5_ii(b,c,d,a,x[i+5],21,-57434055);a=md5_ii(a,b,c,d,x[i+12],6,1700485571);d=md5_ii(d,a,b,c,x[i+3],10,-1894986606);c=md5_ii(c,d,a,b,x[i+10],15,-1051523);b=md5_ii(b,c,d,a,x[i+1],21,-2054922799);a=md5_ii(a,b,c,d,x[i+8],6,1873313359);d=md5_ii(d,a,b,c,x[i+15],10,-30611744);c=md5_ii(c,d,a,b,x[i+6],15,-1560198380);b=md5_ii(b,c,d,a,x[i+13],21,1309151649);a=md5_ii(a,b,c,d,x[i+4],6,-145523070);d=md5_ii(d,a,b,c,x[i+11],10,-1120210379);c=md5_ii(c,d,a,b,x[i+2],15,718787259);b=md5_ii(b,c,d,a,x[i+9],21,-343485551);a=safe_add(a,olda);b=safe_add(b,oldb);c=safe_add(c,oldc);d=safe_add(d,oldd)}return[a,b,c,d]};var core_hmac_md5=function(key,data){var bkey=str2binl(key);if(bkey.length>16){bkey=core_md5(bkey,key.length*chrsz)}var ipad=new Array(16),opad=new Array(16);for(var i=0;i<16;i++){ipad[i]=bkey[i]^909522486;opad[i]=bkey[i]^1549556828}var hash=core_md5(ipad.concat(str2binl(data)),512+data.length*chrsz);return core_md5(opad.concat(hash),512+128)};var obj={hexdigest:function(s){return binl2hex(core_md5(str2binl(s),s.length*chrsz))},b64digest:function(s){return binl2b64(core_md5(str2binl(s),s.length*chrsz))},hash:function(s){return binl2str(core_md5(str2binl(s),s.length*chrsz))},hmac_hexdigest:function(key,data){return binl2hex(core_hmac_md5(key,data))},hmac_b64digest:function(key,data){return binl2b64(core_hmac_md5(key,data))},hmac_hash:function(key,data){return binl2str(core_hmac_md5(key,data))},test:function(){return MD5.hexdigest("abc")==="900150983cd24fb0d6963f7d28e17f72"}};return obj})();if(!Function.prototype.bind){Function.prototype.bind=function(obj){var func=this;var _slice=Array.prototype.slice;var _concat=Array.prototype.concat;var _args=_slice.call(arguments,1);return function(){return func.apply(obj?obj:this,_concat.call(_args,_slice.call(arguments,0)))}}}if(!Array.prototype.indexOf){Array.prototype.indexOf=function(elt){var len=this.length;var from=Number(arguments[1])||0;from=(from<0)?Math.ceil(from):Math.floor(from);if(from<0){from+=len}for(;from<len;from++){if(from in this&&this[from]===elt){return from}}return -1}}(function(callback){var Strophe;function $build(name,attrs){return new Strophe.Builder(name,attrs)}function $msg(attrs){return new Strophe.Builder("message",attrs)}function $iq(attrs){return new Strophe.Builder("iq",attrs)}function $pres(attrs){return new Strophe.Builder("presence",attrs)}Strophe={VERSION:"1.0.2",NS:{HTTPBIND:"http://jabber.org/protocol/httpbind",BOSH:"urn:xmpp:xbosh",CLIENT:"jabber:client",AUTH:"jabber:iq:auth",ROSTER:"jabber:iq:roster",PROFILE:"jabber:iq:profile",DISCO_INFO:"http://jabber.org/protocol/disco#info",DISCO_ITEMS:"http://jabber.org/protocol/disco#items",MUC:"http://jabber.org/protocol/muc",SASL:"urn:ietf:params:xml:ns:xmpp-sasl",STREAM:"http://etherx.jabber.org/streams",BIND:"urn:ietf:params:xml:ns:xmpp-bind",SESSION:"urn:ietf:params:xml:ns:xmpp-session",VERSION:"jabber:iq:version",STANZAS:"urn:ietf:params:xml:ns:xmpp-stanzas"},addNamespace:function(name,value){Strophe.NS[name]=value},Status:{ERROR:0,CONNECTING:1,CONNFAIL:2,AUTHENTICATING:3,AUTHFAIL:4,CONNECTED:5,DISCONNECTED:6,DISCONNECTING:7,ATTACHED:8},LogLevel:{DEBUG:0,INFO:1,WARN:2,ERROR:3,FATAL:4},ElementType:{NORMAL:1,TEXT:3,CDATA:4},TIMEOUT:1.1,SECONDARY_TIMEOUT:0.1,forEachChild:function(elem,elemName,func){var i,childNode;for(i=0;i<elem.childNodes.length;i++){childNode=elem.childNodes[i];if(childNode.nodeType==Strophe.ElementType.NORMAL&&(!elemName||this.isTagEqual(childNode,elemName))){func(childNode)}}},isTagEqual:function(el,name){return el.tagName.toLowerCase()==name.toLowerCase()},_xmlGenerator:null,_makeGenerator:function(){var doc;if(document.implementation.createDocument===undefined){doc=this._getIEXmlDom();doc.appendChild(doc.createElement("strophe"))}else{doc=document.implementation.createDocument("jabber:client","strophe",null)}return doc},xmlGenerator:function(){if(!Strophe._xmlGenerator){Strophe._xmlGenerator=Strophe._makeGenerator()}return Strophe._xmlGenerator},_getIEXmlDom:function(){var doc=null;var docStrings=["Msxml2.DOMDocument.6.0","Msxml2.DOMDocument.5.0","Msxml2.DOMDocument.4.0","MSXML2.DOMDocument.3.0","MSXML2.DOMDocument","MSXML.DOMDocument","Microsoft.XMLDOM"];for(var d=0;d<docStrings.length;d++){if(doc===null){try{doc=new ActiveXObject(docStrings[d])}catch(e){doc=null}}else{break}}return doc},xmlElement:function(name){if(!name){return null}var node=Strophe.xmlGenerator().createElement(name);var a,i,k;for(a=1;a<arguments.length;a++){if(!arguments[a]){continue}if(typeof(arguments[a])=="string"||typeof(arguments[a])=="number"){node.appendChild(Strophe.xmlTextNode(arguments[a]))}else{if(typeof(arguments[a])=="object"&&typeof(arguments[a].sort)=="function"){for(i=0;i<arguments[a].length;i++){if(typeof(arguments[a][i])=="object"&&typeof(arguments[a][i].sort)=="function"){node.setAttribute(arguments[a][i][0],arguments[a][i][1])}}}else{if(typeof(arguments[a])=="object"){for(k in arguments[a]){if(arguments[a].hasOwnProperty(k)){node.setAttribute(k,arguments[a][k])}}}}}}return node},xmlescape:function(text){text=text.replace(/\&/g,"&amp;");text=text.replace(/</g,"&lt;");text=text.replace(/>/g,"&gt;");text=text.replace(/'/g,"&apos;");text=text.replace(/"/g,"&quot;");return text},xmlTextNode:function(text){text=Strophe.xmlescape(text);return Strophe.xmlGenerator().createTextNode(text)},getText:function(elem){if(!elem){return null}var str="";if(elem.childNodes.length===0&&elem.nodeType==Strophe.ElementType.TEXT){str+=elem.nodeValue}for(var i=0;i<elem.childNodes.length;i++){if(elem.childNodes[i].nodeType==Strophe.ElementType.TEXT){str+=elem.childNodes[i].nodeValue}}return str},copyElement:function(elem){var i,el;if(elem.nodeType==Strophe.ElementType.NORMAL){el=Strophe.xmlElement(elem.tagName);for(i=0;i<elem.attributes.length;i++){el.setAttribute(elem.attributes[i].nodeName.toLowerCase(),elem.attributes[i].value)}for(i=0;i<elem.childNodes.length;i++){el.appendChild(Strophe.copyElement(elem.childNodes[i]))}}else{if(elem.nodeType==Strophe.ElementType.TEXT){el=Strophe.xmlGenerator().createTextNode(elem.nodeValue)}}return el},escapeNode:function(node){return node.replace(/^\s+|\s+$/g,"").replace(/\\/g,"\\5c").replace(/ /g,"\\20").replace(/\"/g,"\\22").replace(/\&/g,"\\26").replace(/\'/g,"\\27").replace(/\//g,"\\2f").replace(/:/g,"\\3a").replace(/</g,"\\3c").replace(/>/g,"\\3e").replace(/@/g,"\\40")},unescapeNode:function(node){return node.replace(/\\20/g," ").replace(/\\22/g,'"').replace(/\\26/g,"&").replace(/\\27/g,"'").replace(/\\2f/g,"/").replace(/\\3a/g,":").replace(/\\3c/g,"<").replace(/\\3e/g,">").replace(/\\40/g,"@").replace(/\\5c/g,"\\")},getNodeFromJid:function(jid){if(jid.indexOf("@")<0){return null}return jid.split("@")[0]},getDomainFromJid:function(jid){var bare=Strophe.getBareJidFromJid(jid);if(bare.indexOf("@")<0){return bare}else{var parts=bare.split("@");parts.splice(0,1);return parts.join("@")}},getResourceFromJid:function(jid){var s=jid.split("/");if(s.length<2){return null}s.splice(0,1);return s.join("/")},getBareJidFromJid:function(jid){return jid?jid.split("/")[0]:null},log:function(level,msg){return},debug:function(msg){this.log(this.LogLevel.DEBUG,msg)},info:function(msg){this.log(this.LogLevel.INFO,msg)},warn:function(msg){this.log(this.LogLevel.WARN,msg)},error:function(msg){this.log(this.LogLevel.ERROR,msg)},fatal:function(msg){this.log(this.LogLevel.FATAL,msg)},serialize:function(elem){var result;if(!elem){return null}if(typeof(elem.tree)==="function"){elem=elem.tree()}var nodeName=elem.nodeName;var i,child;if(elem.getAttribute("_realname")){nodeName=elem.getAttribute("_realname")}result="<"+nodeName;for(i=0;i<elem.attributes.length;i++){if(elem.attributes[i].nodeName!="_realname"){result+=" "+elem.attributes[i].nodeName.toLowerCase()+"='"+elem.attributes[i].value.replace(/&/g,"&amp;").replace(/\'/g,"&apos;").replace(/</g,"&lt;")+"'"}}if(elem.childNodes.length>0){result+=">";for(i=0;i<elem.childNodes.length;i++){child=elem.childNodes[i];switch(child.nodeType){case Strophe.ElementType.NORMAL:result+=Strophe.serialize(child);break;case Strophe.ElementType.TEXT:result+=Strophe.xmlescape(child.nodeValue);break;case Strophe.ElementType.CDATA:result+="<![CDATA["+child.nodeValue+"]]>"}}result+="</"+nodeName+">"}else{result+="/>"}return result},_requestId:0,_connectionPlugins:{},addConnectionPlugin:function(name,ptype){Strophe._connectionPlugins[name]=ptype}};Strophe.Builder=function(name,attrs){if(name=="presence"||name=="message"||name=="iq"){if(attrs&&!attrs.xmlns){attrs.xmlns=Strophe.NS.CLIENT}else{if(!attrs){attrs={xmlns:Strophe.NS.CLIENT}}}}this.nodeTree=Strophe.xmlElement(name,attrs);this.node=this.nodeTree};Strophe.Builder.prototype={tree:function(){return this.nodeTree},toString:function(){return Strophe.serialize(this.nodeTree)},up:function(){this.node=this.node.parentNode;return this},attrs:function(moreattrs){for(var k in moreattrs){if(moreattrs.hasOwnProperty(k)){this.node.setAttribute(k,moreattrs[k])}}return this},c:function(name,attrs,text){var child=Strophe.xmlElement(name,attrs,text);this.node.appendChild(child);if(!text){this.node=child}return this},cnode:function(elem){var xmlGen=Strophe.xmlGenerator();try{var impNode=(xmlGen.importNode!==undefined)}catch(e){var impNode=false}var newElem=impNode?xmlGen.importNode(elem,true):Strophe.copyElement(elem);this.node.appendChild(newElem);this.node=newElem;return this},t:function(text){var child=Strophe.xmlTextNode(text);this.node.appendChild(child);return this}};Strophe.Handler=function(handler,ns,name,type,id,from,options){this.handler=handler;this.ns=ns;this.name=name;this.type=type;this.id=id;this.options=options||{matchbare:false};if(!this.options.matchBare){this.options.matchBare=false}if(this.options.matchBare){this.from=from?Strophe.getBareJidFromJid(from):null}else{this.from=from}this.user=true};Strophe.Handler.prototype={isMatch:function(elem){var nsMatch;var from=null;if(this.options.matchBare){from=Strophe.getBareJidFromJid(elem.getAttribute("from"))}else{from=elem.getAttribute("from")}nsMatch=false;if(!this.ns){nsMatch=true}else{var that=this;Strophe.forEachChild(elem,null,function(elem){if(elem.getAttribute("xmlns")==that.ns){nsMatch=true}});nsMatch=nsMatch||elem.getAttribute("xmlns")==this.ns}if(nsMatch&&(!this.name||Strophe.isTagEqual(elem,this.name))&&(!this.type||elem.getAttribute("type")==this.type)&&(!this.id||elem.getAttribute("id")==this.id)&&(!this.from||from==this.from)){return true}return false},run:function(elem){var result=null;try{result=this.handler(elem)}catch(e){if(e.sourceURL){Strophe.fatal("error: "+this.handler+" "+e.sourceURL+":"+e.line+" - "+e.name+": "+e.message)}else{if(e.fileName){if(typeof(console)!="undefined"){console.trace();console.error(this.handler," - error - ",e,e.message)}Strophe.fatal("error: "+this.handler+" "+e.fileName+":"+e.lineNumber+" - "+e.name+": "+e.message)}else{Strophe.fatal("error: "+this.handler)}}throw e}return result},toString:function(){return"{Handler: "+this.handler+"("+this.name+","+this.id+","+this.ns+")}"}};Strophe.TimedHandler=function(period,handler){this.period=period;this.handler=handler;this.lastCalled=new Date().getTime();this.user=true};Strophe.TimedHandler.prototype={run:function(){this.lastCalled=new Date().getTime();return this.handler()},reset:function(){this.lastCalled=new Date().getTime()},toString:function(){return"{TimedHandler: "+this.handler+"("+this.period+")}"}};Strophe.Request=function(elem,func,rid,sends){this.id=++Strophe._requestId;this.xmlData=elem;this.data=Strophe.serialize(elem);this.origFunc=func;this.func=func;this.rid=rid;this.date=NaN;this.sends=sends||0;this.abort=false;this.dead=null;this.age=function(){if(!this.date){return 0}var now=new Date();return(now-this.date)/1000};this.timeDead=function(){if(!this.dead){return 0}var now=new Date();return(now-this.dead)/1000};this.xhr=this._newXHR()};Strophe.Request.prototype={getResponse:function(){var node=null;if(this.xhr.responseXML&&this.xhr.responseXML.documentElement){node=this.xhr.responseXML.documentElement;if(node.tagName=="parsererror"){Strophe.error("invalid response received");Strophe.error("responseText: "+this.xhr.responseText);Strophe.error("responseXML: "+Strophe.serialize(this.xhr.responseXML));throw"parsererror"}}else{if(this.xhr.responseText){Strophe.error("invalid response received");Strophe.error("responseText: "+this.xhr.responseText);Strophe.error("responseXML: "+Strophe.serialize(this.xhr.responseXML))}}return node},_newXHR:function(){var xhr=null;if(window.XMLHttpRequest){xhr=new XMLHttpRequest();if(xhr.overrideMimeType){xhr.overrideMimeType("text/xml")}}else{if(window.ActiveXObject){xhr=new ActiveXObject("Microsoft.XMLHTTP")}}xhr.onreadystatechange=this.func.bind(null,this);return xhr}};Strophe.Connection=function(service){this.service=service;this.jid="";this.rid=Math.floor(Math.random()*4294967295);this.sid=null;this.streamId=null;this.features=null;this.do_session=false;this.do_bind=false;this.timedHandlers=[];this.handlers=[];this.removeTimeds=[];this.removeHandlers=[];this.addTimeds=[];this.addHandlers=[];this._idleTimeout=null;this._disconnectTimeout=null;this.authenticated=false;this.disconnecting=false;this.connected=false;this.errors=0;this.paused=false;this.hold=1;this.wait=60;this.window=5;this._data=[];this._requests=[];this._uniqueId=Math.round(Math.random()*10000);this._sasl_success_handler=null;this._sasl_failure_handler=null;this._sasl_challenge_handler=null;this._idleTimeout=setTimeout(this._onIdle.bind(this),100);for(var k in Strophe._connectionPlugins){if(Strophe._connectionPlugins.hasOwnProperty(k)){var ptype=Strophe._connectionPlugins[k];var F=function(){};F.prototype=ptype;this[k]=new F();this[k].init(this)}}};Strophe.Connection.prototype={reset:function(){this.rid=Math.floor(Math.random()*4294967295);this.sid=null;this.streamId=null;this.do_session=false;this.do_bind=false;this.timedHandlers=[];this.handlers=[];this.removeTimeds=[];this.removeHandlers=[];this.addTimeds=[];this.addHandlers=[];this.authenticated=false;this.disconnecting=false;this.connected=false;this.errors=0;this._requests=[];this._uniqueId=Math.round(Math.random()*10000)},pause:function(){this.paused=true},resume:function(){this.paused=false},getUniqueId:function(suffix){if(typeof(suffix)=="string"||typeof(suffix)=="number"){return ++this._uniqueId+":"+suffix}else{return ++this._uniqueId+""}},connect:function(jid,pass,callback,wait,hold){this.jid=jid;this.pass=pass;this.connect_callback=callback;this.disconnecting=false;this.connected=false;this.authenticated=false;this.errors=0;this.wait=wait||this.wait;this.hold=hold||this.hold;this.domain=Strophe.getDomainFromJid(this.jid);var body=this._buildBody().attrs({to:this.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":Strophe.NS.BOSH});this._changeConnectStatus(Strophe.Status.CONNECTING,null);this._requests.push(new Strophe.Request(body.tree(),this._onRequestStateChange.bind(this,this._connect_cb.bind(this)),body.tree().getAttribute("rid")));this._throttledRequestHandler()},attach:function(jid,sid,rid,callback,wait,hold,wind){this.jid=jid;this.sid=sid;this.rid=rid;this.connect_callback=callback;this.domain=Strophe.getDomainFromJid(this.jid);this.authenticated=true;this.connected=true;this.wait=wait||this.wait;this.hold=hold||this.hold;this.window=wind||this.window;this._changeConnectStatus(Strophe.Status.ATTACHED,null)},xmlInput:function(elem){return},xmlOutput:function(elem){return},rawInput:function(data){return},rawOutput:function(data){return},send:function(elem){if(elem===null){return}if(typeof(elem.sort)==="function"){for(var i=0;i<elem.length;i++){this._queueData(elem[i])}}else{if(typeof(elem.tree)==="function"){this._queueData(elem.tree())}else{this._queueData(elem)}}this._throttledRequestHandler();clearTimeout(this._idleTimeout);this._idleTimeout=setTimeout(this._onIdle.bind(this),100)},flush:function(){clearTimeout(this._idleTimeout);this._onIdle()},sendIQ:function(elem,callback,errback,timeout){var timeoutHandler=null;var that=this;if(typeof(elem.tree)==="function"){elem=elem.tree()}var id=elem.getAttribute("id");if(!id){id=this.getUniqueId("sendIQ");elem.setAttribute("id",id)}var handler=this.addHandler(function(stanza){if(timeoutHandler){that.deleteTimedHandler(timeoutHandler)}var iqtype=stanza.getAttribute("type");if(iqtype=="result"){if(callback){callback(stanza)}}else{if(iqtype=="error"){if(errback){errback(stanza)}}else{throw {name:"StropheError",message:"Got bad IQ type of "+iqtype}}}},null,"iq",null,id);if(timeout){timeoutHandler=this.addTimedHandler(timeout,function(){that.deleteHandler(handler);if(errback){errback(null)}return false})}this.send(elem);return id},_queueData:function(element){if(element===null||!element.tagName||!element.childNodes){throw {name:"StropheError",message:"Cannot queue non-DOMElement."}}this._data.push(element)},_sendRestart:function(){this._data.push("restart");this._throttledRequestHandler();clearTimeout(this._idleTimeout);this._idleTimeout=setTimeout(this._onIdle.bind(this),100)},addTimedHandler:function(period,handler){var thand=new Strophe.TimedHandler(period,handler);this.addTimeds.push(thand);return thand},deleteTimedHandler:function(handRef){this.removeTimeds.push(handRef)},addHandler:function(handler,ns,name,type,id,from,options){var hand=new Strophe.Handler(handler,ns,name,type,id,from,options);this.addHandlers.push(hand);return hand},deleteHandler:function(handRef){this.removeHandlers.push(handRef)},disconnect:function(reason){this._changeConnectStatus(Strophe.Status.DISCONNECTING,reason);Strophe.info("Disconnect was called because: "+reason);if(this.connected){this._disconnectTimeout=this._addSysTimedHandler(3000,this._onDisconnectTimeout.bind(this));this._sendTerminate()}},_changeConnectStatus:function(status,condition){for(var k in Strophe._connectionPlugins){if(Strophe._connectionPlugins.hasOwnProperty(k)){var plugin=this[k];if(plugin.statusChanged){try{plugin.statusChanged(status,condition)}catch(err){Strophe.error(""+k+" plugin caused an exception changing status: "+err)}}}}if(this.connect_callback){try{this.connect_callback(status,condition)}catch(e){Strophe.error("User connection callback caused an exception: "+e)}}},_buildBody:function(){var bodyWrap=$build("body",{rid:this.rid++,xmlns:Strophe.NS.HTTPBIND});if(this.sid!==null){bodyWrap.attrs({sid:this.sid})}return bodyWrap},_removeRequest:function(req){Strophe.debug("removing request");var i;for(i=this._requests.length-1;i>=0;i--){if(req==this._requests[i]){this._requests.splice(i,1)}}req.xhr.onreadystatechange=function(){};this._throttledRequestHandler()},_restartRequest:function(i){var req=this._requests[i];if(req.dead===null){req.dead=new Date()}this._processRequest(i)},_processRequest:function(i){var req=this._requests[i];var reqStatus=-1;try{if(req.xhr.readyState==4){reqStatus=req.xhr.status}}catch(e){Strophe.error("caught an error in _requests["+i+"], reqStatus: "+reqStatus)}if(typeof(reqStatus)=="undefined"){reqStatus=-1}if(req.sends>5){this._onDisconnectTimeout();return}var time_elapsed=req.age();var primaryTimeout=(!isNaN(time_elapsed)&&time_elapsed>Math.floor(Strophe.TIMEOUT*this.wait));var secondaryTimeout=(req.dead!==null&&req.timeDead()>Math.floor(Strophe.SECONDARY_TIMEOUT*this.wait));var requestCompletedWithServerError=(req.xhr.readyState==4&&(reqStatus<1||reqStatus>=500));if(primaryTimeout||secondaryTimeout||requestCompletedWithServerError){if(secondaryTimeout){Strophe.error("Request "+this._requests[i].id+" timed out (secondary), restarting")}req.abort=true;req.xhr.abort();req.xhr.onreadystatechange=function(){};this._requests[i]=new Strophe.Request(req.xmlData,req.origFunc,req.rid,req.sends);req=this._requests[i]}if(req.xhr.readyState===0){Strophe.debug("request id "+req.id+"."+req.sends+" posting");try{req.xhr.open("POST",this.service,true)}catch(e2){Strophe.error("XHR open failed.");if(!this.connected){this._changeConnectStatus(Strophe.Status.CONNFAIL,"bad-service")}this.disconnect();return}var sendFunc=function(){req.date=new Date();req.xhr.send(req.data)};if(req.sends>1){var backoff=Math.min(Math.floor(Strophe.TIMEOUT*this.wait),Math.pow(req.sends,3))*1000;setTimeout(sendFunc,backoff)}else{sendFunc()}req.sends++;if(this.xmlOutput!==Strophe.Connection.prototype.xmlOutput){this.xmlOutput(req.xmlData)}if(this.rawOutput!==Strophe.Connection.prototype.rawOutput){this.rawOutput(req.data)}}else{Strophe.debug("_processRequest: "+(i===0?"first":"second")+" request has readyState of "+req.xhr.readyState)}},_throttledRequestHandler:function(){if(!this._requests){Strophe.debug("_throttledRequestHandler called with undefined requests")}else{Strophe.debug("_throttledRequestHandler called with "+this._requests.length+" requests")}if(!this._requests||this._requests.length===0){return}if(this._requests.length>0){this._processRequest(0)}if(this._requests.length>1&&Math.abs(this._requests[0].rid-this._requests[1].rid)<this.window){this._processRequest(1)}},_onRequestStateChange:function(func,req){Strophe.debug("request id "+req.id+"."+req.sends+" state changed to "+req.xhr.readyState);if(req.abort){req.abort=false;return}var reqStatus;if(req.xhr.readyState==4){reqStatus=0;try{reqStatus=req.xhr.status}catch(e){}if(typeof(reqStatus)=="undefined"){reqStatus=0}if(this.disconnecting){if(reqStatus>=400){this._hitError(reqStatus);return}}var reqIs0=(this._requests[0]==req);var reqIs1=(this._requests[1]==req);if((reqStatus>0&&reqStatus<500)||req.sends>5){this._removeRequest(req);Strophe.debug("request id "+req.id+" should now be removed")}if(reqStatus==200){if(reqIs1||(reqIs0&&this._requests.length>0&&this._requests[0].age()>Math.floor(Strophe.SECONDARY_TIMEOUT*this.wait))){this._restartRequest(0)}Strophe.debug("request id "+req.id+"."+req.sends+" got 200");func(req);this.errors=0}else{Strophe.error("request id "+req.id+"."+req.sends+" error "+reqStatus+" happened");if(reqStatus===0||(reqStatus>=400&&reqStatus<600)||reqStatus>=12000){this._hitError(reqStatus);if(reqStatus>=400&&reqStatus<500){this._changeConnectStatus(Strophe.Status.DISCONNECTING,null);this._doDisconnect()}}}if(!((reqStatus>0&&reqStatus<500)||req.sends>5)){this._throttledRequestHandler()}}},_hitError:function(reqStatus){this.errors++;Strophe.warn("request errored, status: "+reqStatus+", number of errors: "+this.errors);if(this.errors>4){this._onDisconnectTimeout()}},_doDisconnect:function(){Strophe.info("_doDisconnect was called");this.authenticated=false;this.disconnecting=false;this.sid=null;this.streamId=null;this.rid=Math.floor(Math.random()*4294967295);if(this.connected){this._changeConnectStatus(Strophe.Status.DISCONNECTED,null);this.connected=false}this.handlers=[];this.timedHandlers=[];this.removeTimeds=[];this.removeHandlers=[];this.addTimeds=[];this.addHandlers=[]},_dataRecv:function(req){try{var elem=req.getResponse()}catch(e){if(e!="parsererror"){throw e}this.disconnect("strophe-parsererror")}if(elem===null){return}if(this.xmlInput!==Strophe.Connection.prototype.xmlInput){this.xmlInput(elem)}if(this.rawInput!==Strophe.Connection.prototype.rawInput){this.rawInput(Strophe.serialize(elem))}var i,hand;while(this.removeHandlers.length>0){hand=this.removeHandlers.pop();i=this.handlers.indexOf(hand);if(i>=0){this.handlers.splice(i,1)}}while(this.addHandlers.length>0){this.handlers.push(this.addHandlers.pop())}if(this.disconnecting&&this._requests.length===0){this.deleteTimedHandler(this._disconnectTimeout);this._disconnectTimeout=null;this._doDisconnect();return}var typ=elem.getAttribute("type");var cond,conflict;if(typ!==null&&typ=="terminate"){if(this.disconnecting){return}cond=elem.getAttribute("condition");conflict=elem.getElementsByTagName("conflict");if(cond!==null){if(cond=="remote-stream-error"&&conflict.length>0){cond="conflict"}this._changeConnectStatus(Strophe.Status.CONNFAIL,cond)}else{this._changeConnectStatus(Strophe.Status.CONNFAIL,"unknown")}this.disconnect();return}var that=this;Strophe.forEachChild(elem,null,function(child){var i,newList;newList=that.handlers;that.handlers=[];for(i=0;i<newList.length;i++){var hand=newList[i];try{if(hand.isMatch(child)&&(that.authenticated||!hand.user)){if(hand.run(child)){that.handlers.push(hand)}}else{that.handlers.push(hand)}}catch(e){}}})},_sendTerminate:function(){Strophe.info("_sendTerminate was called");var body=this._buildBody().attrs({type:"terminate"});if(this.authenticated){body.c("presence",{xmlns:Strophe.NS.CLIENT,type:"unavailable"})}this.disconnecting=true;var req=new Strophe.Request(body.tree(),this._onRequestStateChange.bind(this,this._dataRecv.bind(this)),body.tree().getAttribute("rid"));this._requests.push(req);this._throttledRequestHandler()},_connect_cb:function(req){Strophe.info("_connect_cb was called");this.connected=true;var bodyWrap=req.getResponse();if(!bodyWrap){return}if(this.xmlInput!==Strophe.Connection.prototype.xmlInput){this.xmlInput(bodyWrap)}if(this.rawInput!==Strophe.Connection.prototype.rawInput){this.rawInput(Strophe.serialize(bodyWrap))}var typ=bodyWrap.getAttribute("type");var cond,conflict;if(typ!==null&&typ=="terminate"){cond=bodyWrap.getAttribute("condition");conflict=bodyWrap.getElementsByTagName("conflict");if(cond!==null){if(cond=="remote-stream-error"&&conflict.length>0){cond="conflict"}this._changeConnectStatus(Strophe.Status.CONNFAIL,cond)}else{this._changeConnectStatus(Strophe.Status.CONNFAIL,"unknown")}return}if(!this.sid){this.sid=bodyWrap.getAttribute("sid")}if(!this.stream_id){this.stream_id=bodyWrap.getAttribute("authid")}var wind=bodyWrap.getAttribute("requests");if(wind){this.window=parseInt(wind,10)}var hold=bodyWrap.getAttribute("hold");if(hold){this.hold=parseInt(hold,10)}var wait=bodyWrap.getAttribute("wait");if(wait){this.wait=parseInt(wait,10)}var do_sasl_plain=false;var do_sasl_digest_md5=false;var do_sasl_anonymous=false;var mechanisms=bodyWrap.getElementsByTagName("mechanism");var i,mech,auth_str,hashed_auth_str;if(mechanisms.length>0){for(i=0;i<mechanisms.length;i++){mech=Strophe.getText(mechanisms[i]);if(mech=="DIGEST-MD5"){do_sasl_digest_md5=true}else{if(mech=="PLAIN"){do_sasl_plain=true}else{if(mech=="ANONYMOUS"){do_sasl_anonymous=true}}}}}else{var body=this._buildBody();this._requests.push(new Strophe.Request(body.tree(),this._onRequestStateChange.bind(this,this._connect_cb.bind(this)),body.tree().getAttribute("rid")));this._throttledRequestHandler();return}if(Strophe.getNodeFromJid(this.jid)===null&&do_sasl_anonymous){this._changeConnectStatus(Strophe.Status.AUTHENTICATING,null);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.send($build("auth",{xmlns:Strophe.NS.SASL,mechanism:"ANONYMOUS"}).tree())}else{if(Strophe.getNodeFromJid(this.jid)===null){this._changeConnectStatus(Strophe.Status.CONNFAIL,"x-strophe-bad-non-anon-jid");this.disconnect()}else{if(do_sasl_digest_md5){this._changeConnectStatus(Strophe.Status.AUTHENTICATING,null);this._sasl_challenge_handler=this._addSysHandler(this._sasl_challenge1_cb.bind(this),null,"challenge",null,null);this._sasl_failure_handler=this._addSysHandler(this._sasl_failure_cb.bind(this),null,"failure",null,null);this.send($build("auth",{xmlns:Strophe.NS.SASL,mechanism:"DIGEST-MD5"}).tree())}else{if(do_sasl_plain){auth_str=Strophe.getBareJidFromJid(this.jid);auth_str=auth_str+"\u0000";auth_str=auth_str+Strophe.getNodeFromJid(this.jid);auth_str=auth_str+"\u0000";auth_str=auth_str+this.pass;this._changeConnectStatus(Strophe.Status.AUTHENTICATING,null);this._sasl_success_handler=this._addSysHandler(this._sasl_success_cb.bind(this),null,"success",null,null);this._sasl_failure_handler=this._addSysHandler(this._sasl_failure_cb.bind(this),null,"failure",null,null);hashed_auth_str=Base64.encode(auth_str);this.send($build("auth",{xmlns:Strophe.NS.SASL,mechanism:"PLAIN"}).t(hashed_auth_str).tree())}else{this._changeConnectStatus(Strophe.Status.AUTHENTICATING,null);this._addSysHandler(this._auth1_cb.bind(this),null,null,null,"_auth_1");this.send($iq({type:"get",to:this.domain,id:"_auth_1"}).c("query",{xmlns:Strophe.NS.AUTH}).c("username",{}).t(Strophe.getNodeFromJid(this.jid)).tree())}}}}},_sasl_challenge1_cb:function(elem){var attribMatch=/([a-z]+)=("[^"]+"|[^,"]+)(?:,|$)/;var challenge=Base64.decode(Strophe.getText(elem));var cnonce=MD5.hexdigest(""+(Math.random()*1234567890));var realm="";var host=null;var nonce="";var qop="";var matches;this.deleteHandler(this._sasl_failure_handler);while(challenge.match(attribMatch)){matches=challenge.match(attribMatch);challenge=challenge.replace(matches[0],"");matches[2]=matches[2].replace(/^"(.+)"$/,"$1");switch(matches[1]){case"realm":realm=matches[2];break;case"nonce":nonce=matches[2];break;case"qop":qop=matches[2];break;case"host":host=matches[2];break}}var digest_uri="xmpp/"+this.domain;if(host!==null){digest_uri=digest_uri+"/"+host}var A1=MD5.hash(Strophe.getNodeFromJid(this.jid)+":"+realm+":"+this.pass)+":"+nonce+":"+cnonce;var A2="AUTHENTICATE:"+digest_uri;var responseText="";responseText+="username="+this._quote(Strophe.getNodeFromJid(this.jid))+",";responseText+="realm="+this._quote(realm)+",";responseText+="nonce="+this._quote(nonce)+",";responseText+="cnonce="+this._quote(cnonce)+",";responseText+='nc="00000001",';responseText+='qop="auth",';responseText+="digest-uri="+this._quote(digest_uri)+",";responseText+="response="+this._quote(MD5.hexdigest(MD5.hexdigest(A1)+":"+nonce+":00000001:"+cnonce+":auth:"+MD5.hexdigest(A2)))+",";responseText+='charset="utf-8"';this._sasl_challenge_handler=this._addSysHandler(this._sasl_challenge2_cb.bind(this),null,"challenge",null,null);this._sasl_success_handler=this._addSysHandler(this._sasl_success_cb.bind(this),null,"success",null,null);this._sasl_failure_handler=this._addSysHandler(this._sasl_failure_cb.bind(this),null,"failure",null,null);this.send($build("response",{xmlns:Strophe.NS.SASL}).t(Base64.encode(responseText)).tree());return false},_quote:function(str){return'"'+str.replace(/\\/g,"\\\\").replace(/"/g,'\\"')+'"'},_sasl_challenge2_cb:function(elem){this.deleteHandler(this._sasl_success_handler);this.deleteHandler(this._sasl_failure_handler);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.send($build("response",{xmlns:Strophe.NS.SASL}).tree());return false},_auth1_cb:function(elem){var iq=$iq({type:"set",id:"_auth_2"}).c("query",{xmlns:Strophe.NS.AUTH}).c("username",{}).t(Strophe.getNodeFromJid(this.jid)).up().c("password").t(this.pass);if(!Strophe.getResourceFromJid(this.jid)){this.jid=Strophe.getBareJidFromJid(this.jid)+"/strophe"}iq.up().c("resource",{}).t(Strophe.getResourceFromJid(this.jid));this._addSysHandler(this._auth2_cb.bind(this),null,null,null,"_auth_2");this.send(iq.tree());return false},_sasl_success_cb:function(elem){Strophe.info("SASL authentication succeeded.");this.deleteHandler(this._sasl_failure_handler);this._sasl_failure_handler=null;if(this._sasl_challenge_handler){this.deleteHandler(this._sasl_challenge_handler);this._sasl_challenge_handler=null}this._addSysHandler(this._sasl_auth1_cb.bind(this),null,"stream:features",null,null);this._sendRestart();return false},_sasl_auth1_cb:function(elem){this.features=elem;var i,child;for(i=0;i<elem.childNodes.length;i++){child=elem.childNodes[i];if(child.nodeName=="bind"){this.do_bind=true}if(child.nodeName=="session"){this.do_session=true}}if(!this.do_bind){this._changeConnectStatus(Strophe.Status.AUTHFAIL,null);return false}else{this._addSysHandler(this._sasl_bind_cb.bind(this),null,null,null,"_bind_auth_2");var resource=Strophe.getResourceFromJid(this.jid);if(resource){this.send($iq({type:"set",id:"_bind_auth_2"}).c("bind",{xmlns:Strophe.NS.BIND}).c("resource",{}).t(resource).tree())}else{this.send($iq({type:"set",id:"_bind_auth_2"}).c("bind",{xmlns:Strophe.NS.BIND}).tree())}}return false},_sasl_bind_cb:function(elem){if(elem.getAttribute("type")=="error"){Strophe.info("SASL binding failed.");this._changeConnectStatus(Strophe.Status.AUTHFAIL,null);return false}var bind=elem.getElementsByTagName("bind");var jidNode;if(bind.length>0){jidNode=bind[0].getElementsByTagName("jid");if(jidNode.length>0){this.jid=Strophe.getText(jidNode[0]);if(this.do_session){this._addSysHandler(this._sasl_session_cb.bind(this),null,null,null,"_session_auth_2");this.send($iq({type:"set",id:"_session_auth_2"}).c("session",{xmlns:Strophe.NS.SESSION}).tree())}else{this.authenticated=true;this._changeConnectStatus(Strophe.Status.CONNECTED,null)}}}else{Strophe.info("SASL binding failed.");this._changeConnectStatus(Strophe.Status.AUTHFAIL,null);return false}},_sasl_session_cb:function(elem){if(elem.getAttribute("type")=="result"){this.authenticated=true;this._changeConnectStatus(Strophe.Status.CONNECTED,null)}else{if(elem.getAttribute("type")=="error"){Strophe.info("Session creation failed.");this._changeConnectStatus(Strophe.Status.AUTHFAIL,null);return false}}return false},_sasl_failure_cb:function(elem){if(this._sasl_success_handler){this.deleteHandler(this._sasl_success_handler);this._sasl_success_handler=null}if(this._sasl_challenge_handler){this.deleteHandler(this._sasl_challenge_handler);this._sasl_challenge_handler=null}this._changeConnectStatus(Strophe.Status.AUTHFAIL,null);return false},_auth2_cb:function(elem){if(elem.getAttribute("type")=="result"){this.authenticated=true;this._changeConnectStatus(Strophe.Status.CONNECTED,null)}else{if(elem.getAttribute("type")=="error"){this._changeConnectStatus(Strophe.Status.AUTHFAIL,null);this.disconnect()}}return false},_addSysTimedHandler:function(period,handler){var thand=new Strophe.TimedHandler(period,handler);thand.user=false;this.addTimeds.push(thand);return thand},_addSysHandler:function(handler,ns,name,type,id){var hand=new Strophe.Handler(handler,ns,name,type,id);hand.user=false;this.addHandlers.push(hand);return hand},_onDisconnectTimeout:function(){Strophe.info("_onDisconnectTimeout was called");var req;while(this._requests.length>0){req=this._requests.pop();req.abort=true;req.xhr.abort();req.xhr.onreadystatechange=function(){}}this._doDisconnect();return false},_onIdle:function(){var i,thand,since,newList;while(this.addTimeds.length>0){this.timedHandlers.push(this.addTimeds.pop())}while(this.removeTimeds.length>0){thand=this.removeTimeds.pop();i=this.timedHandlers.indexOf(thand);if(i>=0){this.timedHandlers.splice(i,1)}}var now=new Date().getTime();newList=[];for(i=0;i<this.timedHandlers.length;i++){thand=this.timedHandlers[i];if(this.authenticated||!thand.user){since=thand.lastCalled+thand.period;if(since-now<=0){if(thand.run()){newList.push(thand)}}else{newList.push(thand)}}}this.timedHandlers=newList;var body,time_elapsed;if(this.authenticated&&this._requests.length===0&&this._data.length===0&&!this.disconnecting){Strophe.info("no requests during idle cycle, sending blank request");this._data.push(null)}if(this._requests.length<2&&this._data.length>0&&!this.paused){body=this._buildBody();for(i=0;i<this._data.length;i++){if(this._data[i]!==null){if(this._data[i]==="restart"){body.attrs({to:this.domain,"xml:lang":"en","xmpp:restart":"true","xmlns:xmpp":Strophe.NS.BOSH})}else{body.cnode(this._data[i]).up()}}}delete this._data;this._data=[];this._requests.push(new Strophe.Request(body.tree(),this._onRequestStateChange.bind(this,this._dataRecv.bind(this)),body.tree().getAttribute("rid")));this._processRequest(this._requests.length-1)}if(this._requests.length>0){time_elapsed=this._requests[0].age();if(this._requests[0].dead!==null){if(this._requests[0].timeDead()>Math.floor(Strophe.SECONDARY_TIMEOUT*this.wait)){this._throttledRequestHandler()}}if(time_elapsed>Math.floor(Strophe.TIMEOUT*this.wait)){Strophe.warn("Request "+this._requests[0].id+" timed out, over "+Math.floor(Strophe.TIMEOUT*this.wait)+" seconds since last activity");this._throttledRequestHandler()}}clearTimeout(this._idleTimeout);if(this.connected){this._idleTimeout=setTimeout(this._onIdle.bind(this),100)}}};if(callback){callback(Strophe,$build,$msg,$iq,$pres)}})(function(){window.Strophe=arguments[0];window.$build=arguments[1];window.$msg=arguments[2];window.$iq=arguments[3];window.$pres=arguments[4]});Strophe.addConnectionPlugin("disco",{_connection:null,_identities:[],_features:[],_items:[],init:function(a){this._connection=a;this._identities=[];this._features=[];this._items=[];a.addHandler(this._onDiscoInfo.bind(this),Strophe.NS.DISCO_INFO,"iq","get",null,null);a.addHandler(this._onDiscoItems.bind(this),Strophe.NS.DISCO_ITEMS,"iq","get",null,null)},addIdentity:function(d,c,a,e){for(var b=0;b<this._identities.length;b++){if(this._identities[b].category==d&&this._identities[b].type==c&&this._identities[b].name==a&&this._identities[b].lang==e){return false}}this._identities.push({category:d,type:c,name:a,lang:e});return true},addFeature:function(b){for(var a=0;a<this._features.length;a++){if(this._features[a]==b){return false}}this._features.push(b);return true},removeFeature:function(b){for(var a=0;a<this._features.length;a++){if(this._features[a]===b){this._features.splice(a,1);return true}}return false},addItem:function(b,a,c,d){if(c&&!d){return false}this._items.push({jid:b,name:a,node:c,call_back:d});return true},info:function(c,d,g,b,e){var a={xmlns:Strophe.NS.DISCO_INFO};if(d){a.node=d}var f=$iq({from:this._connection.jid,to:c,type:"get"}).c("query",a);this._connection.sendIQ(f,g,b,e)},items:function(d,e,g,c,f){var b={xmlns:Strophe.NS.DISCO_ITEMS};if(e){b.node=e}var a=$iq({from:this._connection.jid,to:d,type:"get"}).c("query",b);this._connection.sendIQ(a,g,c,f)},_buildIQResult:function(c,b){var e=c.getAttribute("id");var d=c.getAttribute("from");var a=$iq({type:"result",id:e});if(d!==null){a.attrs({to:d})}return a.c("query",b)},_onDiscoInfo:function(e){var d=e.getElementsByTagName("query")[0].getAttribute("node");var a={xmlns:Strophe.NS.DISCO_INFO};if(d){a.node=d}var c=this._buildIQResult(e,a);for(var b=0;b<this._identities.length;b++){var a={category:this._identities[b].category,type:this._identities[b].type};if(this._identities[b].name){a.name=this._identities[b].name}if(this._identities[b].lang){a["xml:lang"]=this._identities[b].lang}c.c("identity",a).up()}for(var b=0;b<this._features.length;b++){c.c("feature",{"var":this._features[b]}).up()}this._connection.send(c.tree());return true},_onDiscoItems:function(g){var f={xmlns:Strophe.NS.DISCO_ITEMS};var e=g.getElementsByTagName("query")[0].getAttribute("node");if(e){f.node=e;var a=[];for(var c=0;c<this._items.length;c++){if(this._items[c].node==e){a=this._items[c].call_back(g);break}}}else{var a=this._items}var d=this._buildIQResult(g,f);for(var c=0;c<a.length;c++){var b={jid:a[c].jid};if(a[c].name){b.name=a[c].name}if(a[c].node){b.node=a[c].node}d.c("item",b).up()}this._connection.send(d.tree());return true}});/* jshint -W117 */
-// mozilla chrome compat layer -- very similar to adapter.js
-
 function setupRTC() {
     var RTC = null;
     if (navigator.mozGetUserMedia) {
@@ -223,6 +220,7 @@ Strophe.addConnectionPlugin('jingle', {
             ack.c('error', {type: 'cancel'})
                .c('service-unavailable', {xmlns: 'urn:ietf:params:xml:ns:xmpp-stanzas'}).up();
             console.warn('duplicate session id', sid);
+            this.connection.send(ack);
             return true;
         }
         // FIXME: check for a defined action
@@ -448,6 +446,28 @@ SDP.prototype.mangle = function () {
     this.raw = this.session + this.media.join('');
 };
 
+// remove lines matching prefix from session section
+SDP.prototype.removeSessionLines = function(prefix) {
+    var ob = this;
+    var lines = SDPUtil.find_lines(this.session, prefix);
+    lines.forEach(function(line) {
+        ob.session = ob.session.replace(line + '\r\n', '');
+    });
+    this.raw = this.session + this.media.join('');
+    return lines;
+}
+// remove lines matching prefix from a media section specified by mediaindex
+// TODO: non-numeric mediaindex could match mid
+SDP.prototype.removeMediaLines = function(mediaindex, prefix) {
+    var ob = this;
+    var lines = SDPUtil.find_lines(this.media[mediaindex], prefix);
+    lines.forEach(function(line) {
+        ob.media[mediaindex] = ob.media[mediaindex].replace(line + '\r\n', '');
+    });
+    this.raw = this.session + this.media.join('');
+    return lines;
+}
+
 // add content's to a jingle element
 SDP.prototype.toJingle = function (elem, thecreator) {
     var i, j, k, mline, ssrc, rtpmap, tmp, line, lines;
@@ -984,6 +1004,7 @@ SDPUtil = {
         candidate.port = elems[5];
         // elems[6] => "typ"
         candidate.type = elems[7];
+        candidate.generation = 0; // default value, may be overwritten below
         for (var i = 8; i < elems.length; i += 2) {
             switch (elems[i]) {
             case 'raddr':
@@ -2065,4 +2086,4 @@ JingleSession.prototype.getStats = function (interval) {
         }
     }, interval || 3000);
     return this.statsinterval;
-};
+};
\ No newline at end of file