From 03ee9fffba851f726293272a6f7a2a7954bd829c Mon Sep 17 00:00:00 2001
From: isymchych <ivansymchych@gmail.com>
Date: Wed, 13 Jan 2016 18:33:54 +0200
Subject: [PATCH] handle PRESENCE_STATUS event

---
 JitsiConference.js          | 10 ++++++++++
 JitsiConferenceEvents.js    |  4 ++++
 JitsiParticipant.js         |  8 ++++++++
 doc/API.md                  |  1 +
 modules/RTC/DataChannels.js |  1 -
 modules/xmpp/ChatRoom.js    |  2 +-
 6 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/JitsiConference.js b/JitsiConference.js
index 531aa070e..225d1a139 100644
--- a/JitsiConference.js
+++ b/JitsiConference.js
@@ -871,6 +871,16 @@ function setupListeners(conference) {
         conference.eventEmitter.emit(JitsiConferenceEvents.MESSAGE_RECEIVED, id, txt, ts);
     });
 
+    conference.room.addListener(XMPPEvents.PRESENCE_STATUS, function (jid, status) {
+        var id = Strophe.getResourceFromJid(jid);
+        var participant = conference.getParticipantById(id);
+        if (!participant || participant._status === status) {
+            return;
+        }
+        participant._status = status;
+        conference.eventEmitter.emit(JitsiConferenceEvents.USER_STATUS_CHANGED, id, status);
+    });
+
     conference.rtc.addListener(DSEvents.FIREFOX_EXTENSION_NEEDED, function (url) {
         conference.eventEmitter.emit(JitsiConferenceEvents.FIREFOX_EXTENSION_NEEDED, url);
     });
diff --git a/JitsiConferenceEvents.js b/JitsiConferenceEvents.js
index 15d58986e..739152dce 100644
--- a/JitsiConferenceEvents.js
+++ b/JitsiConferenceEvents.js
@@ -27,6 +27,10 @@ var JitsiConferenceEvents = {
      * User role changed.
      */
     USER_ROLE_CHANGED: "conference.roleChanged",
+    /**
+     * User status changed.
+     */
+    USER_STATUS_CHANGED: "conference.statusChanged",
     /**
      * New text message was received.
      */
diff --git a/JitsiParticipant.js b/JitsiParticipant.js
index 7be1958d7..2c13f1a6e 100644
--- a/JitsiParticipant.js
+++ b/JitsiParticipant.js
@@ -11,6 +11,7 @@ function JitsiParticipant(jid, conference, displayName){
     this._supportsDTMF = false;
     this._tracks = [];
     this._role = 'none';
+    this._status = null;
 }
 
 /**
@@ -48,6 +49,13 @@ JitsiParticipant.prototype.getDisplayName = function() {
     return this._displayName;
 };
 
+/**
+ * @returns {String} The status of the participant.
+ */
+JitsiParticipant.prototype.getStatus = function () {
+    return this._status;
+};
+
 /**
  * @returns {Boolean} Whether this participant is a moderator or not.
  */
diff --git a/doc/API.md b/doc/API.md
index 3d26a95ee..88be73325 100644
--- a/doc/API.md
+++ b/doc/API.md
@@ -88,6 +88,7 @@ JitsiMeetJS.setLogLevel(JitsiMeetJS.logLevels.ERROR);
         - CONFERENCE_LEFT - notifies the local user that he left the conference successfully. (no parameters)
         - DTMF_SUPPORT_CHANGED - notifies if at least one user supports DTMF. (parameters - supports(boolean))
         - USER_ROLE_CHANGED - notifies that role of some user changed. (parameters - id(string), role(string))
+        - USER_STATUS_CHANGED - notifies that status of some user changed. (parameters - id(string), status(string))
         - CONFERENCE_FAILED - notifies that user failed to join the conference. (parameters - errorCode(JitsiMeetJS.errors.conference))
         - KICKED - notifies that user has been kicked from the conference.
         - START_MUTED_POLICY_CHANGED - notifies that all new participants will join with muted audio/video stream (parameters - JS object with 2 properties - audio(boolean), video(boolean))
diff --git a/modules/RTC/DataChannels.js b/modules/RTC/DataChannels.js
index aaeed319f..3ff2e849c 100644
--- a/modules/RTC/DataChannels.js
+++ b/modules/RTC/DataChannels.js
@@ -217,4 +217,3 @@ DataChannels.prototype._some = function (callback, thisArg) {
 }
 
 module.exports = DataChannels;
-
diff --git a/modules/xmpp/ChatRoom.js b/modules/xmpp/ChatRoom.js
index ad856f6c8..e809a5ccb 100644
--- a/modules/xmpp/ChatRoom.js
+++ b/modules/xmpp/ChatRoom.js
@@ -324,7 +324,7 @@ ChatRoom.prototype.onPresence = function (pres) {
 
     // Trigger status message update
     if (member.status) {
-        this.eventEmitter.emit(XMPPEvents.PRESENCE_STATUS, from, member);
+        this.eventEmitter.emit(XMPPEvents.PRESENCE_STATUS, from, member.status);
     }
 
     if(jibri)