Refactor MainLadderView to use view in template

app/templates/play/ladder_home.jade

@@ -2,13 +2,13 @@ extends /templates/base
 
 block content
 
-  each campaign in campaigns
+  each campaign in view.campaigns
     .campaign-container
       h1
         a(href="/play/#{campaign.levels[0].levelPath || 'level'}/#{campaign.levels[0].id}", data-i18n="play.campaign_#{campaign.id}")= campaign.name
       p.campaign-description(data-i18n="[html]play.campaign_#{campaign.id}_description")!= campaign.description
       each level in campaign.levels
-        a(href=level.disabled ? "/play/ladder" : "/play/ladder/#{level.id}", disabled=level.disabled, class=levelStatusMap[level.id] || '', title=level.description)
+        a(href=level.disabled ? "/play/ladder" : "/play/ladder/#{level.id}", disabled=level.disabled, class=view.levelStatusMap[level.id] || '', title=level.description)
           .level
             if level.image
               img.level-image(src="#{level.image}", alt="#{level.name}").img-rounded
@@ -19,7 +19,7 @@ block content
               span(data-i18n="play.level_difficulty") Difficulty: 
               each i in Array(level.difficulty)
                 | ★
-              - var playCount = levelPlayCountMap[level.id]
+              - var playCount = view.levelPlayCountMap[level.id]
               if playCount
                 span.spl.spr - #{playCount.sessions}
                 span(data-i18n="play.players") players

app/views/ladder/MainLadderView.coffee

@@ -22,6 +22,7 @@ module.exports = class LadderHomeView extends RootView
     @sessions = @supermodel.loadCollection(new LevelSessionsCollection(), 'your_sessions', {cache: false}, 0).model
     @listenToOnce @sessions, 'sync', @onSessionsLoaded
     @getLevelPlayCounts()
+    @campaigns = campaigns
 
   onSessionsLoaded: (e) ->
     for session in @sessions.models
@@ -47,13 +48,6 @@ module.exports = class LadderHomeView extends RootView
     }, 0
     levelPlayCountsRequest.load()
 
-  getRenderData: (context={}) ->
-    context = super(context)
-    context.levelStatusMap = @levelStatusMap
-    context.levelPlayCountMap = @levelPlayCountMap
-    context.campaigns = campaigns
-    context
-
 heroArenas = [
   {
     name: 'Ace of Coders'