do not use xmpp in settings menu

app.js

             room.setDisplayName(nickname);
         },
 
+        setEmail: function (email) {
+            // FIXME room.setEmail
+        },
+
+        setStartMuted: function (audio, video) {
+            // FIXME room.setStartMuted
+        },
+
         sendMessage: function (message) {
             room.sendTextMessage(message);
         },
 
         localId: function () {
             return room.myUserId();
+        },
+
+        isLocalId: function (id) {
+            return id === this.localId();
         }
     };
 }
     room.on(
         ConferenceEvents.USER_JOINED,
         function (id) {
-            // FIXME ????
-            APP.UI.addUser();
+            // FIXME email???
+            APP.UI.addUser(id);
         }
     );
 
             APP.conference.sendMessage(message);
         });
 
+        APP.UI.addListener(UIEvents.LANG_CHANGED, function (language) {
+            APP.translation.setLanguage(language);
+            APP.settings.setLanguage(language);
+        });
+
+        APP.UI.addListener(UIEvents.EMAIL_CHANGED, function (email) {
+            APP.conference.setEmail(email);
+            APP.settings.setEmail(email);
+        });
+
+        APP.UI.addListener(
+            UIEvents.START_MUTED_CHANGED,
+            function (startAudioMuted, startVideoMuted) {
+                APP.conference.setStartMuted(startAudioMuted, startVideoMuted);
+            }
+        );
+
         APP.desktopsharing.init();
         APP.statistics.start();
         APP.connectionquality.init();

modules/UI/UI.js

     messageHandler.showError("dialog.error", "dialog.bridgeUnavailable");
 };
 
-UI.changeDisplayName = function (jid, displayName) {
-    ContactList.onDisplayNameChange(jid, displayName);
-    SettingsMenu.onDisplayNameChange(jid, displayName);
-    VideoLayout.onDisplayNameChanged(jid, displayName);
+UI.changeDisplayName = function (id, displayName) {
+    ContactList.onDisplayNameChange(id, displayName);
+    SettingsMenu.onDisplayNameChange(id, displayName);
+    VideoLayout.onDisplayNameChanged(id, displayName);
 };
 
 UI.initConference = function (jid) {
     UI.addListener(UIEvents.FILM_STRIP_TOGGLED, function (isToggled) {
         VideoLayout.onFilmStripToggled(isToggled);
     });
+
+    UI.addListener(UIEvents.EMAIL_CHANGED, function (email) {
+        Avatar.setUserAvatar(APP.xmpp.myJid(), email);
+    });
 }
 
 function onResize() {

modules/UI/side_pannels/contactlist/ContactList.js

         }
     },
 
-    onDisplayNameChange: function (peerJid, displayName) {
-        if (peerJid === 'localVideoContainer')
-            peerJid = APP.xmpp.myJid();
-
-        var resourceJid = Strophe.getResourceFromJid(peerJid);
-
-        var contactName = $('#contacts #' + resourceJid + '>p');
+    onDisplayNameChange: function (id, displayName) {
+        if (id === 'localVideoContainer') {
+            id = APP.conference.localId();
+        }
+        var contactName = $('#contacts #' + id + '>p');
 
-        if (contactName && displayName && displayName.length > 0)
+        if (contactName && displayName && displayName.length > 0) {
             contactName.html(displayName);
+        }
     },
 
     userAvatarChanged: function (resourceJid, contactListUrl) {

modules/UI/side_pannels/settings/SettingsMenu.js

 /* global APP, $ */
-var Avatar = require("../../avatar/Avatar");
 var Settings = require("./../../../settings/Settings");
 var UIUtil = require("../../util/UIUtil");
 var languages = require("../../../../service/translation/languages");
+var UIEvents = require("../../../../service/UI/UIEvents");
 
 function generateLanguagesSelectBox() {
     var currentLang = APP.translation.getCurrentLanguage();
 
 var SettingsMenu = {
 
-    init: function () {
+    init: function (emitter) {
+        this.emitter = emitter;
+
         var startMutedSelector = $("#startMutedOptions");
         startMutedSelector.before(generateLanguagesSelectBox());
         APP.translation.translateElement($("#languages_selectbox"));
 
         if (APP.conference.isModerator()) {
             startMutedSelector.css("display", "block");
-        }
-        else {
+        } else {
             startMutedSelector.css("display", "none");
         }
 
     },
 
     update: function() {
+        // FIXME check if this values really changed:
+        // compare them with Settings etc.
         var newDisplayName =
-            UIUtil.escapeHtml($('#setDisplayName').get(0).value);
-        var newEmail = UIUtil.escapeHtml($('#setEmail').get(0).value);
+                UIUtil.escapeHtml($('#setDisplayName').get(0).value);
 
-        if(newDisplayName) {
-            var displayName = Settings.setDisplayName(newDisplayName);
-            APP.xmpp.addToPresence("displayName", displayName, true);
+        if (newDisplayName) {
+            this.emitter.emit(UIEvents.NICKNAME_CHANGED, newDisplayName);
         }
 
         var language = $("#languages_selectbox").val();
-        APP.translation.setLanguage(language);
-        Settings.setLanguage(language);
+        this.emitter.emit(UIEvents.LANG_CHANGED, language);
 
-        APP.xmpp.addToPresence("email", newEmail);
-        var email = Settings.setEmail(newEmail);
+        var newEmail = UIUtil.escapeHtml($('#setEmail').get(0).value);
+        this.emitter.emit(UIEvents.EMAIL_CHANGED, newEmail);
 
         var startAudioMuted = ($("#startAudioMuted").is(":checked"));
         var startVideoMuted = ($("#startVideoMuted").is(":checked"));
-        APP.xmpp.addToPresence("startMuted",
-            [startAudioMuted, startVideoMuted]);
-
-        Avatar.setUserAvatar(APP.xmpp.myJid(), email);
+        this.emitter.emit(
+            UIEvents.START_MUTED_CHANGED, startAudioMuted, startVideoMuted
+        );
     },
 
     isVisible: function() {
         return $('#settingsmenu').is(':visible');
     },
 
-    setDisplayName: function(newDisplayName) {
-        var displayName = Settings.setDisplayName(newDisplayName);
-        $('#setDisplayName').get(0).value = displayName;
-    },
-
-    onDisplayNameChange: function(peerJid, newDisplayName) {
-        if(peerJid === 'localVideoContainer' ||
-            peerJid === APP.xmpp.myJid()) {
-            this.setDisplayName(newDisplayName);
+    onDisplayNameChange: function(id, newDisplayName) {
+        if(id === 'localVideoContainer' || APP.conference.isLocalId(id)) {
+            $('#setDisplayName').get(0).value = newDisplayName;
         }
     },
     changeAvatar: function (thumbUrl) {

modules/UI/videolayout/VideoLayout.js

     /**
      * Display name changed.
      */
-    my.onDisplayNameChanged =
-                    function (jid, displayName, status) {
-        if (jid === 'localVideoContainer' ||
-            jid === APP.xmpp.myJid()) {
+    my.onDisplayNameChanged = function (id, displayName, status) {
+        if (id === 'localVideoContainer' ||
+            APP.conference.isLocalId(id)) {
             localVideoThumbnail.setDisplayName(displayName);
         } else {
-            VideoLayout.ensurePeerContainerExists(jid);
-            remoteVideos[Strophe.getResourceFromJid(jid)].setDisplayName(
-                displayName,
-                status);
+            VideoLayout.ensurePeerContainerExists(id);
+            remoteVideos[id].setDisplayName(displayName, status);
         }
     };
 

service/UI/UIEvents.js

      * Notifies that local user created text message.
      */
     MESSAGE_CREATED: "UI.message_created",
+    /**
+     * Notifies that local user changed language.
+     */
+    LANG_CHANGED: "UI.lang_changed",
+    /**
+     * Notifies that local user changed email.
+     */
+    EMAIL_CHANGED: "UI.email_changed",
+    /**
+     * Notifies that "start muted" settings changed.
+     */
+    START_MUTED_CHANGED: "UI.start_muted_changed",
     /**
      * Notifies interested parties when the film strip (remote video's panel)
      * is hidden (toggled) or shown (un-toggled).