 
     log 'continuePrivateMessage'
     @statusBar.avatars.show()
+    @chat.emit 'CollaborationStarted'
 
 
   isRealtimeSessionActive: (id, callback) ->
 
-    hostName = if @amIHost then KD.nick() else @collaborationHost
-    title    = "#{hostName}.#{id}"
-
     @rtm.once 'FileQueryFinished', (file) =>
 
       if file.result.items.length > 0
-      then callback yes
-      else callback no
-
-    @rtm.fetchFileByTitle title
+        log 'file found'
+        callback yes
+      else
+        log 'file not found'
+        callback no
+
+    @rtm.fetchFileByTitle @getRealTimeFileName id
 
 
   initPrivateMessage: (callback) ->

      payload    : 'system-message' : 'stop'
      channelId  : @socialChannel.id
    , callback

    { channelId } = @workspaceData

    if channelId

      @fetchSocialChannel (channel) =>

        @createChatPaneView channel

        @isRealtimeSessionActive channelId, (isActive) =>

          return @continuePrivateMessage callback  if isActive

          @statusBar.share.show()
          log 'start collaboration'

    else
      @initPrivateMessage callback
