Fixed enable/disable of chat.

app/assets/javascripts/app/controllers/chat.coffee

@@ -60,7 +60,7 @@ class App.CustomerChat extends App.Controller
     App.WebSocket.send(event:'chat_status_agent')
 
     # rerender view, e. g. on langauge change
-    @bind('ui:rerender', =>
+    @bind('ui:rerender chat:rerender', =>
       return if !@authenticate(true)
       for session_id, chat of @chatWindows
         chat.el.remove()

app/assets/javascripts/app/models/setting.coffee

@@ -36,8 +36,12 @@ class App.Setting extends App.Model
       App.Event.trigger('ui:rerender')
 
     if setting.preferences.trigger
-      trigger = setting.preferences.trigger
-      delay = -> App.Event.trigger(trigger)
+      events = setting.preferences.trigger
+      if !_.isArray(setting.preferences.trigger)
+        events = [setting.preferences.trigger]
+      delay = ->
+        for event in events
+          App.Event.trigger(event)
       App.Delay.set(delay, 20)
 
     if setting.preferences.session_check

db/migrate/20160429000002_update_cti.rb

@@ -8,7 +8,7 @@ class UpdateCti < ActiveRecord::Migration
 
     setting = Setting.find_by(name: 'chat')
     if setting
-      setting.preferences = { trigger: 'menu:render' }
+      setting.preferences = { trigger: ['menu:render', 'chat:rerender'] }
       setting.save
     end
   end

db/seeds.rb

@@ -1198,7 +1198,7 @@ Setting.create_if_not_exists(
       },
     ],
   },
-  preferences: { trigger: 'menu:render' },
+  preferences: { trigger: ['menu:render', 'chat:rerender'] },
   state: false,
   frontend: true
 )