Merge branch 'master' into production

app/lib/AudioPlayer.coffee

@@ -111,9 +111,6 @@ class AudioPlayer extends CocoClass
       @soundsToPlayWhenLoaded[name] = audioOptions.volume
     audioOptions = @applyPanning audioOptions, pos if @camera and not @camera.destroyed and pos
     instance = createjs.Sound.play name, audioOptions
-    # For some reason, individual sound volume control doesn't work any more.
-    # I tried updating to SoundJS NEXT on 2014-09-10, but couldn't get any sounds to play with that one.
-    #console.log 'got instance with volume', instance.volume, instance._volume, instance.gainNode?.gain.value
     instance
 
   hasLoadedSound: (filename, name) ->

app/lib/simulator/Simulator.coffee

@@ -10,7 +10,7 @@ module.exports = class Simulator extends CocoClass
     @options ?= {}
     _.extend @, Backbone.Events
     @trigger 'statusUpdate', 'Starting simulation!'
-    @retryDelayInSeconds = 10
+    @retryDelayInSeconds = 2
     @taskURL = '/queue/scoring'
     @simulatedByYou = 0
     @god = new God maxAngels: 1, workerCode: @options.workerCode, headless: true  # Start loading worker.
@@ -85,7 +85,11 @@ module.exports = class Simulator extends CocoClass
 
   processSingleGameResults: (simulationResults) ->
     return console.error "Weird, we destroyed the Simulator before it processed results?" if @destroyed
+    try
       taskResults = @formTaskResultsObject simulationResults
+    catch error
+      console.log "Failed to form task results:", error
+      return @cleanupAndSimulateAnotherTask()
     console.log 'Processing results:', taskResults
     humanSessionRank = taskResults.sessions[0].metrics.rank
     ogreSessionRank = taskResults.sessions[1].metrics.rank
@@ -237,7 +241,11 @@ module.exports = class Simulator extends CocoClass
 
   processResults: (simulationResults) ->
     return console.error "Weird, we destroyed the Simulator before it processed results?" if @destroyed
+    try
       taskResults = @formTaskResultsObject simulationResults
+    catch error
+      console.log "Failed to form task results:", error
+      return @cleanupAndSimulateAnotherTask()
     unless taskResults.taskID
       console.error "*** Error: taskResults has no taskID ***\ntaskResults:", taskResults
       @cleanupAndSimulateAnotherTask()

app/lib/surface/MusicPlayer.coffee

@@ -27,7 +27,7 @@ module.exports = class MusicPlayer extends CocoClass
   onPlayMusic: (e) ->
     return if application.isIPadApp  # Hard to measure, but just guessing this will save memory.
     src = e.file
-    src = "/file#{e.file}#{AudioPlayer.ext}"
+    src = "/file#{src}#{AudioPlayer.ext}"
     if (not e.file) or src is @currentMusic?.src
       if e.play then @restartCurrentMusic() else @fadeOutCurrentMusic()
       return

app/models/User.coffee

@@ -144,7 +144,7 @@ module.exports = class User extends CocoModel
     @subscribeCopyGroup = switch group
       when 0, 1, 2 then 'original'
       when 3, 4, 5 then 'new'
-    if /^en/.test(@get('preferredLanguage')) and not me.isAdmin()
+    if (not @get('preferredLanguage') or /^en/.test(@get('preferredLanguage'))) and not me.isAdmin()
       application.tracker.identify subscribeCopyGroup: @subscribeCopyGroup
     else
       @subscribeCopyGroup = 'original'

app/styles/play/world-map-view.sass

@@ -96,6 +96,7 @@ $gameControlMargin: 30px
     .map-background
       width: 100%
       height: 100%
+      @include user-select(none)
 
     .level, .level-shadow
       position: absolute

app/templates/teachers.jade

@@ -48,7 +48,7 @@ block content
             strong Variables
             |  - adds the skill of referencing values that change over time.
 
-      p Students may continue past level 12, depending on their speed and interest, to learn two additional concepts in later levels:
+      p Students may continue past level 20, depending on their speed and interest, to learn two additional concepts in later levels:
         ol
           li
             strong Conditional logic

app/views/core/CocoView.coffee

@@ -425,6 +425,9 @@ module.exports = class CocoView extends Backbone.View
   isIPadBrowser: ->
     navigator?.userAgent?.indexOf('iPad') isnt -1
 
+  isFirefox: ->
+    navigator.userAgent.toLowerCase().indexOf('firefox') isnt -1
+
   initSlider: ($el, startValue, changeCallback) ->
     slider = $el.slider({animate: 'fast'})
     slider.slider('value', startValue)

app/views/ladder/SimulateTabView.coffee

@@ -27,6 +27,8 @@ module.exports = class SimulateTabView extends CocoView
   onLoaded: ->
     super()
     @render()
+    if document.location.hash is '#simulate' and not @simulator
+      @startSimulating()
 
   getRenderData: ->
     ctx = super()
@@ -43,9 +45,18 @@ module.exports = class SimulateTabView extends CocoView
 
   onSimulateButtonClick: (e) ->
     application.tracker?.trackEvent 'Simulate Button Click', {}
+    @startSimulating
+
+  startSimulating: ->
+    @simulationPageRefreshTimeout = _.delay @refreshAndContinueSimulating, 20 * 60 * 1000
+    @simulateNextGame()
     $('#simulate-button').prop 'disabled', true
     $('#simulate-button').text 'Simulating...'
-    @simulateNextGame()
+
+  refreshAndContinueSimulating: =>
+    # We refresh the page every now and again to make sure simulations haven't gotten derailed by bogus games, and that simulators don't hang on to old, stale code or data.
+    document.location.hash = '#simulate'
+    document.location.reload()
 
   simulateNextGame: ->
     unless @simulator
@@ -101,7 +112,7 @@ module.exports = class SimulateTabView extends CocoView
         console.log jqxhr.responseText
 
   destroy: ->
-    clearInterval @refreshInterval
+    clearTimeout @simulationPageRefreshTimeout
     @simulator?.destroy()
     super()