Subscribe to pusher channels only when entering the MainRoute

We don't want to subscribe if we're at any other routes, because there is no
data there. The main target is to avoid all of the notifications from a common
channel if we're on the /dashboard route.

assets/scripts/app/pusher.coffee

@@ -21,7 +21,6 @@ $.extend Travis.Pusher.prototype,
     Pusher.warn = @warn.bind(this)
     Pusher.host = config.host if config.host
     @pusher = new Pusher(config.key, encrypted: Travis.Pusher.ENCRYPTED, disableStats: true)
-    @subscribeAll(Travis.Pusher.CHANNELS) if Travis.Pusher.CHANNELS
 
     @callbacksToProcess = []
 
@@ -33,6 +32,9 @@ $.extend Travis.Pusher.prototype,
   subscribeAll: (channels) ->
     @subscribe(channel) for channel in channels
 
+  unsubscribeAll: (channels) ->
+    @unsubscribe(channel) for channel in channels
+
   subscribe: (channel) ->
     return unless channel
     channel = @prefix(channel)

assets/scripts/app/routes.coffee

@@ -9,6 +9,7 @@ Ember.Router.reopen
     @_super(url)
 
 Travis.Router.map ->
+  @resource 'dashboard'
   @resource 'main', path: '/', ->
     @resource 'getting_started'
     @route 'recent'
@@ -80,3 +81,4 @@ require 'routes/settings'
 require 'routes/simple_layout'
 require 'routes/ssh_key'
 require 'routes/stats'
+require 'routes/dashboard'

assets/scripts/app/routes/dashboard.coffee

@@ -0,0 +1,7 @@
+require 'routes/route'
+
+TravisRoute = Travis.Route
+
+Route = TravisRoute.extend()
+
+Travis.DashboardRoute = Route

assets/scripts/app/routes/main.coffee

@@ -1,6 +1,8 @@
 require 'routes/route'
+require 'pusher'
 
 TravisRoute = Travis.Route
+channels = Travis.Pusher.CHANNELS
 
 Route = TravisRoute.extend
   renderTemplate: ->
@@ -15,5 +17,9 @@ Route = TravisRoute.extend
     toActivate = if @signedIn() then 'owned' else 'recent'
     @container.lookup('controller:repos').activate(toActivate)
 
+  activate: ->
+    # subscribe to pusher only if we're at a main route
+    if channels
+      @get('pusher').subscribeAll(channels)
 
 Travis.MainRoute = Route

assets/scripts/app/templates/dashboard.hbs

@@ -0,0 +1 @@
+DASHBOARD GOES HERE!

assets/scripts/app/templates/layouts/dashboard.hbs

@@ -0,0 +1,5 @@
+{{#link-to "main"}}Home{{/link-to}}
+
+{{yield}}
+
+END

assets/scripts/app/views.coffee

@@ -1,4 +1,5 @@
 require 'ext/ember/namespace'
+require 'views/view'
 
 Em.View.reopen
   init: ->
@@ -9,25 +10,6 @@ Em.View.reopen
 Travis.NotFoundView = Ember.View.extend
   layoutName: 'layouts/simple'
 
-@Travis.reopen
-  View: Em.View.extend
-    actions:
-      popup: (name) -> @popup(name)
-      popupClose: -> @popupClose()
-
-    popup: (name) ->
-      @popupCloseAll()
-      name = event?.target?.name || name
-      $("##{name}").toggleClass('display')
-    popupClose: ->
-      $('.popup').removeClass('display')
-    popupCloseAll: ->
-      if view = Travis.View.currentPopupView
-        view.destroy()
-        Travis.View.currentPopupView = null
-
-      $('.popup').removeClass('display')
-
 Travis.MainView = Travis.View.extend
   layoutName: 'layouts/home'
   classNames: ['application']
@@ -120,3 +102,4 @@ require 'views/signin'
 require 'views/top'
 require 'views/status_images'
 require 'views/status_image_input'
+require 'views/dashboard'

assets/scripts/app/views/dashboard.coffee

@@ -0,0 +1,8 @@
+require 'views/view'
+
+TravisView = Travis.View
+
+View = TravisView.extend
+  layoutName: 'layouts/dashboard'
+
+Travis.DashboardView = View

assets/scripts/app/views/view.coffee

@@ -0,0 +1,19 @@
+View = Ember.View.extend
+    actions:
+      popup: (name) -> @popup(name)
+      popupClose: -> @popupClose()
+
+    popup: (name) ->
+      @popupCloseAll()
+      name = event?.target?.name || name
+      $("##{name}").toggleClass('display')
+    popupClose: ->
+      $('.popup').removeClass('display')
+    popupCloseAll: ->
+      if view = Travis.View.currentPopupView
+        view.destroy()
+        Travis.View.currentPopupView = null
+
+      $('.popup').removeClass('display')
+
+Travis.View = View

assets/scripts/travis.coffee

@@ -182,6 +182,13 @@ Travis.initializer
     application.inject('controller', 'config', 'config:main')
     application.inject('route', 'config', 'config:main')
 
+Travis.initializer
+  name: 'inject-pusher'
+
+  initialize: (container, application) ->
+    application.register 'pusher:main', Travis.pusher, { instantiate: false }
+
+    application.inject('route', 'pusher', 'pusher:main')
 
 Travis.Router.reopen
   didTransition: ->