Lock course content to classrooms

app/collections/CourseInstances.coffee

@@ -10,3 +10,9 @@ module.exports = class CourseInstances extends CocoCollection
     options.data ?= {}
     options.data.ownerID = ownerID
     @fetch(options)
+
+  fetchForClassroom: (classroomID, options={}) ->
+    classroomID = classroomID.id or classroomID # handle if they pass in a user
+    options.data ?= {}
+    options.data.classroomID = classroomID
+    @fetch(options)

app/collections/LevelSessions.coffee

@@ -5,6 +5,12 @@ module.exports = class LevelSessionCollection extends CocoCollection
   url: '/db/level.session'
   model: LevelSession
 
+  fetchMineForCourseInstance: (courseInstanceID, options) ->
+    options = _.extend({
+      url: "/db/course_instance/#{courseInstanceID}/my-course-level-sessions"
+    }, options)
+    @fetch(options)
+    
   fetchForCourseInstance: (courseInstanceID, options) ->
     options = _.extend({
       url: "/db/course_instance/#{courseInstanceID}/my-course-level-sessions"

app/collections/Levels.coffee

@@ -4,3 +4,12 @@ Level = require 'models/Level'
 module.exports = class LevelCollection extends CocoCollection
   url: '/db/level'
   model: Level
+
+  fetchForClassroom: (classroomID, options={}) ->
+    options.url = "/db/classroom/#{classroomID}/levels"
+    @fetch(options)
+
+  fetchForClassroomAndCourse: (classroomID, courseID, options={}) ->
+    options.url = "/db/classroom/#{classroomID}/courses/#{courseID}/levels"
+    @fetch(options)
+  

app/core/Router.coffee

@@ -1,5 +1,6 @@
 go = (path, options) -> -> @routeDirectly path, arguments, options
 redirect = (path) -> -> @navigate(path, { trigger: true, replace: true })
+utils = require './utils'
 
 module.exports = class CocoRouter extends Backbone.Router
 
@@ -13,6 +14,8 @@ module.exports = class CocoRouter extends Backbone.Router
     '': ->
       if window.serverConfig.picoCTF
         return @routeDirectly 'play/CampaignView', ['picoctf'], {}
+      if utils.getQueryVariable 'hour_of_code'
+        return @navigate "/play", {trigger: true, replace: true}
       return @routeDirectly('NewHomeView', [])
 
     'about': go('AboutView')

app/core/deltas.coffee

@@ -178,4 +178,5 @@ prunePath = (delta, path) ->
 
 module.exports.DOC_SKIP_PATHS = [
   '_id','version', 'commitMessage', 'parent', 'created',
-  'slug', 'index', '__v', 'patches', 'creator', 'js', 'watchers'] 
+  'slug', 'index', '__v', 'patches', 'creator', 'js', 'watchers', 'levelsUpdated'
+]

app/lib/coursesHelper.coffee

@@ -1,8 +1,10 @@
+Levels = require 'collections/Levels'
+
 module.exports =
   # Result: Each course instance gains a property, numCompleted, that is the
   #   number of students in that course instance who have completed ALL of
   #   the levels in thate course
-  calculateDots: (classrooms, courses, courseInstances, campaigns) ->
+  calculateDots: (classrooms, courses, courseInstances) ->
     for classroom in classrooms.models
       # map [user, level] => session so we don't have to do find TODO
       for course, courseIndex in courses.models
@@ -10,9 +12,9 @@ module.exports =
         continue if not instance
         instance.numCompleted = 0
         instance.numStarted = 0
-        campaign = campaigns.get(course.get('campaignID'))
+        levels = classroom.getLevels({courseID: course.id, withoutLadderLevels: true})
         for userID in instance.get('members')
-          levelCompletes = _.map campaign.getNonLadderLevels().models, (level) ->
+          levelCompletes = _.map levels.models, (level) ->
             return true if level.isLadder()
             #TODO: Hella slow! Do the mapping first!
             session = _.find classroom.sessions.models, (session) ->
@@ -24,13 +26,13 @@ module.exports =
           if _.any levelCompletes
             instance.numStarted += 1
 
-  calculateEarliestIncomplete: (classroom, courses, campaigns, courseInstances, students) ->
+  calculateEarliestIncomplete: (classroom, courses, courseInstances, students) ->
     # Loop through all the combinations of things, return the first one that somebody hasn't finished
     for course, courseIndex in courses.models
       instance = courseInstances.findWhere({ courseID: course.id, classroomID: classroom.id })
       continue if not instance
-      campaign = campaigns.get(course.get('campaignID'))
-      for level, levelIndex in campaign.getNonLadderLevels().models
+      levels = classroom.getLevels({courseID: course.id, withoutLadderLevels: true})
+      for level, levelIndex in levels.models
         userIDs = []
         for user in students.models
           userID = user.id
@@ -49,15 +51,15 @@ module.exports =
           }
     null
 
-  calculateLatestComplete: (classroom, courses, campaigns, courseInstances, students) ->
+  calculateLatestComplete: (classroom, courses, courseInstances, students) ->
     # Loop through all the combinations of things in reverse order, return the level that anyone's finished
     courseModels = courses.models.slice()
     for course, courseIndex in courseModels.reverse() #
       courseIndex = courses.models.length - courseIndex - 1 #compensate for reverse
       instance = courseInstances.findWhere({ courseID: course.id, classroomID: classroom.id })
       continue if not instance
-      campaign = campaigns.get(course.get('campaignID'))
-      levelModels = campaign.getNonLadderLevels().models.slice()
+      levels = classroom.getLevels({courseID: course.id, withoutLadderLevels: true})
+      levelModels = levels.models.slice()
       for level, levelIndex in levelModels.reverse() #
         levelIndex = levelModels.length - levelIndex - 1 #compensate for reverse
         userIDs = []
@@ -86,9 +88,9 @@ module.exports =
       conceptData[classroom.id] = {}
       
       for course, courseIndex in courses.models
-        campaign = campaigns.get(course.get('campaignID'))
+        levels = classroom.getLevels({courseID: course.id, withoutLadderLevels: true})
         
-        for level in campaign.getNonLadderLevels().models
+        for level in levels.models
           levelID = level.get('original')
           
           for concept in level.get('concepts')
@@ -111,7 +113,7 @@ module.exports =
                   conceptData[classroom.id][concept].completed = false
     conceptData
       
-  calculateAllProgress: (classrooms, courses, campaigns, courseInstances, students) ->
+  calculateAllProgress: (classrooms, courses, courseInstances, students) ->
     # Loop through all combinations and record:
     #   Completeness for each student/course
     #   Completeness for each student/level
@@ -133,9 +135,9 @@ module.exports =
           progressData[classroom.id][course.id] = { completed: false, started: false }
           continue
         progressData[classroom.id][course.id] = { completed: true, started: false } # to be updated
-        
-        campaign = campaigns.get(course.get('campaignID'))
-        for level in campaign.getNonLadderLevels().models
+
+        levels = classroom.getLevels({courseID: course.id, withoutLadderLevels: true})
+        for level in levels.models
           levelID = level.get('original')
           progressData[classroom.id][course.id][levelID] = { completed: students.size() > 0, started: false }
           

app/locale/en.coffee

@@ -1254,6 +1254,7 @@
     concepts_covered: "Concepts covered"
     print_guide: "Print Guide (PDF)"
     view_guide_online: "View Guide Online (PDF)"
+    last_updated: "Last updated:"
     grants_lifetime_access: "Grants lifetime access to all Courses." # New enrollment modal
     enrollment_credits_available: "Enrollment Credits Available:"
     description: "Description" # ClassroomSettingsModal

app/models/Campaign.coffee

@@ -11,31 +11,6 @@ module.exports = class Campaign extends CocoModel
   saveBackups: true
   @denormalizedLevelProperties: _.keys(_.omit(schema.properties.levels.additionalProperties.properties, ['unlocks', 'position', 'rewards']))
   @denormalizedCampaignProperties: ['name', 'i18n', 'slug']
-
-  statsForSessions: (sessions) ->
-    return null unless sessions
-    stats = {}
-    sessions = sessions.models or sessions
-    sessions = _.sortBy sessions, (s) -> s.get('changed')
-    levels = _.values(@get('levels'))
-    levels = (level for level in levels when not _.contains(level.type, 'ladder'))
-    levelOriginals = _.pluck(levels, 'original')
-    sessionOriginals = (session.get('level').original for session in sessions when session.get('state').complete)
-    levelsLeft = _.size(_.difference(levelOriginals, sessionOriginals))
-    lastSession = _.last(sessions)
-    stats.levels = {
-      size: _.size(levels)
-      left: levelsLeft
-      done: levelsLeft is 0
-      numDone: _.size(levels) - levelsLeft
-      pctDone: (100 * (_.size(levels) - levelsLeft) / _.size(levels)).toFixed(1) + '%'
-      lastPlayed: if lastSession then _.findWhere levels, { original: lastSession.get('level').original } else null
-      first: _.first(levels)
-      arena: _.find _.values(@get('levels')), (level) -> _.contains(level.type, 'ladder')
-    }
-    sum = (nums) -> _.reduce(nums, (s, num) -> s + num) or 0
-    stats.playtime = sum((session.get('playtime') or 0 for session in sessions))
-    return stats
   
   getLevels: ->
     levels = new Levels(_.values(@get('levels')))

app/models/Classroom.coffee

@@ -32,3 +32,59 @@ module.exports = class Classroom extends CocoModel
     }
     _.extend options, opts
     @fetch(options)
+    
+  getLevels: (options={}) ->
+    # options: courseID, withoutLadderLevels
+    Levels = require 'collections/Levels'
+    courses = @get('courses')
+    return new Levels() unless courses
+    levelObjects = []
+    for course in courses
+      if options.courseID and options.courseID isnt course._id
+        continue
+      levelObjects.push(course.levels)
+    levels = new Levels(_.flatten(levelObjects))
+    if options.withoutLadderLevels
+      levels.remove(levels.filter((level) -> level.isLadder()))
+    return levels
+    
+  getLadderLevel: (courseID) ->
+    Levels = require 'collections/Levels'
+    courses = @get('courses')
+    course = _.findWhere(courses, {_id: courseID})
+    return unless course
+    levels = new Levels(course.levels)
+    return levels.find (l) -> l.isLadder()
+
+  statsForSessions: (sessions, courseID) ->
+    return null unless sessions
+    stats = {}
+    sessions = sessions.models or sessions
+    sessions = _.sortBy sessions, (s) -> s.get('changed')
+    arena = @getLadderLevel(courseID)
+    levels = @getLevels({courseID: courseID, withoutLadderLevels: true})
+    levelOriginals = levels.pluck('original')
+    sessionOriginals = (session.get('level').original for session in sessions when session.get('state').complete)
+    levelsLeft = _.size(_.difference(levelOriginals, sessionOriginals))
+    lastSession = _.last(sessions)
+    stats.levels = {
+      size: levels.size()
+      left: levelsLeft
+      done: levelsLeft is 0
+      numDone: levels.size() - levelsLeft
+      pctDone: (100 * (levels.size() - levelsLeft) / levels.size()).toFixed(1) + '%'
+      lastPlayed: if lastSession then levels.findWhere({ original: lastSession.get('level').original }) else null
+      first: levels.first()
+      arena: arena
+    }
+    sum = (nums) -> _.reduce(nums, (s, num) -> s + num) or 0
+    stats.playtime = sum((session.get('playtime') or 0 for session in sessions))
+    return stats
+
+  fetchForCourseInstance: (courseInstanceID, options={}) ->
+    CourseInstance = require 'models/CourseInstance'
+    courseInstance = if _.isString(courseInstanceID) then new CourseInstance({_id:courseInstanceID}) else courseInstanceID
+    options = _.extend(options, {
+      url: _.result(courseInstance, 'url') + '/classroom'
+    })
+    @fetch(options)

app/models/Level.coffee

@@ -251,3 +251,7 @@ module.exports = class Level extends CocoModel
 
   isLadder: ->
     return @get('type')?.indexOf('ladder') > -1
+
+  fetchNextForCourse: (levelOriginalID, courseInstanceID, options={}) ->
+    options.url = "/db/course_instance/#{courseInstanceID}/levels/#{levelOriginalID}/next"
+    @fetch(options)

app/models/SuperModel.coffee

@@ -96,8 +96,9 @@ module.exports = class SuperModel extends Backbone.Model
     jqxhr.done -> res.markLoaded()
     jqxhr.fail -> res.markFailed()
     @storeResource(res, value)
+    return jqxhr
     
-  trackRequests: (jqxhrs, value=1) -> @trackRequest(jqxhr) for jqxhr in jqxhrs
+  trackRequests: (jqxhrs, value=1) -> @trackRequest(jqxhr, value) for jqxhr in jqxhrs
 
   # replace or overwrite
   shouldSaveBackups: (model) -> false

app/schemas/models/campaign.schema.coffee

@@ -45,6 +45,7 @@ _.extend CampaignSchema.properties, {
       showIfUnlocked: { type: 'string', links: [{rel: 'db', href: '/db/level/{($)}/version'}], format: 'latest-version-original-reference' }
     }
   }}
+  levelsUpdated: c.date()
 
   levels: { type: 'object', format: 'levels', additionalProperties: {
     title: 'Level'

app/schemas/models/classroom.schema.coffee

@@ -20,6 +20,15 @@ _.extend ClassroomSchema.properties,
     type: 'boolean'
     default: false
     description: 'Visual only; determines if the classroom is in the "archived" list of the normal list.'
+  courses: c.array { title: 'Courses' }, c.object { title: 'Course' }, {
+    _id: c.objectId()
+    levels: c.array { title: 'Levels' }, c.object { title: 'Level' }, {
+      type: c.shortString()
+      original: c.objectId()
+      name: {type: 'string'}
+      slug: {type: 'string'}
+    }
+  }
 
 c.extendBasicProperties ClassroomSchema, 'Classroom'
 

app/templates/courses/classroom-level-popover.jade

@@ -1,5 +1,5 @@
 - var completed = session && session.get('state') && session.get('state').complete;
-h3 #{i}. #{level.name.replace('Course: ', '')}
+h3 #{i}. #{level.get('name').replace('Course: ', '')}
 if session
   p
     span.spr(data-i18n="courses.play_time")

app/templates/courses/classroom-view.jade

@@ -89,7 +89,6 @@ block content
         if !(inCourse || view.teacherMode)
           - continue;
         - var course = view.courses.get(courseInstance.get('courseID'));
-        - var campaign = view.campaigns.get(course.get('campaignID'));
         - var sessions = courseInstance.sessionsByUser[user.id] || [];
         if !(course.get('free') || paidFor)
           - continue;
@@ -98,8 +97,8 @@ block content
             .col-sm-3.text-right= course.get('name')
             .col-sm-9
               if inCourse
-                - var levels = campaign.get('levels');
-                - var numLevels = Object.keys(levels).length;
+                - var levels = view.classroom.getLevels({courseID: course.id});
+                - var numLevels = levels.size();
                 - var sessionMap = _.zipObject(_.map(sessions, function(s) { return s.get('level').original; }), sessions);
                 - var levelCellWidth = 100.00;
                 if numLevels > 0
@@ -107,9 +106,10 @@ block content
                 - var css = "width:"+levelCellWidth+"%;"
                 - var i = 0;
                 .progress
-                  each level, levelID in campaign.get('levels')
+                  each trimModel in levels.models
+                    - var level = view.levels.get(trimModel.get('original')); // get the level loaded through the db
                     - i++
-                    - var session = sessionMap[levelID];
+                    - var session = sessionMap[level.get('original')];
                     a(href=view.getLevelURL(level, course, courseInstance, session))
                       - var content = view.levelPopoverContent(level, session, i);
                       if session && session.get('state') && session.get('state').complete

app/templates/courses/course-details.jade

@@ -16,160 +16,105 @@ block content
   br
   br
 
-  if (noCourseInstance || noCourseInstanceSelected) && course
-    h1= course.get('name')
-    if noCourseInstance
-      p(data-i18n="courses.not_enrolled")
-      p
-        span.spr(data-i18n="courses.visit_pref")
-        a(href="/courses", data-i18n="courses.courses")
-        span.spl(data-i18n="courses.visit_suf")
-    else if noCourseInstanceSelected
-      p(data-i18n="courses.select_class")
-      .container-fluid
-        .row
-          .col-md-6
-            select.form-control.select-instance
-              each courseInstance in courseInstances
-                if courseInstance.get('name')
-                  option(value="#{courseInstance.id}")= courseInstance.get('name')
-                else
-                  option(value="#{courseInstance.id}", data-i18n="courses.unnamed")
-          .col-md-6
-            button.btn.btn-success.btn-select-instance(data-i18n="courses.select")
-  else if !course || !courseInstance
-    h1(data-i18n="common.loading")
-  else
-    p
-      // TODO: format this text all good and stuff
-      strong
-        if courseInstance.get('name')
-          span= courseInstance.get('name')
-        else if view.classroom.get('name')
-          span= view.classroom.get('name')
-        else
-          span(data-i18n='courses.unnamed_class')
+  p
+    // TODO: format this text all good and stuff
+    strong
+      if view.courseInstance.get('name')
+        span= view.courseInstance.get('name')
+      else if view.classroom.get('name')
+        span= view.classroom.get('name')
+      else
+        span(data-i18n='courses.unnamed_class')
 
-      if !view.owner.isNew() && view.getOwnerName() && courseInstance.get('name') != 'Single Player'
-        span.spl -
-        span.spl(data-i18n='courses.teacher')
-        span.spr :
-        //a(href="/user/#{view.owner.id}")  // Don't link to profiles until we improve them
-        span
-          strong= view.getOwnerName()
+    if !view.owner.isNew() && view.getOwnerName() && view.courseInstance.get('name') != 'Single Player'
+      span.spl -
+      span.spl(data-i18n='courses.teacher')
+      span.spr :
+      //a(href="/user/#{view.owner.id}")  // Don't link to profiles until we improve them
+      span
+        strong= view.getOwnerName()
 
-    h1
-      | #{course.get('name')}
-      if view.courseComplete
-        span.spl -
-        span.spl(data-i18n='courses.complete')
-        span !
+  h1
+    | #{view.course.get('name')}
+    if view.courseComplete
+      span.spl -
+      span.spl(data-i18n='courses.complete')
+      span !
 
-    p
-      if courseInstance.get('description')
-        each line in courseInstance.get('description').split('\n')
-          div= line
+  p
+    if view.courseInstance.get('description')
+      each line in view.courseInstance.get('description').split('\n')
+        div= line
 
-    if view.courseComplete && !view.teacherMode
-      .jumbotron
-        if promptForSchool
-          .row
-            .col-md-6.col-md-offset-3
-              form.form#school-form
-                .form-group
-                  label.control-label(for="course-complete-school-input")
-                    span.spr(data-i18n="signup.school_name")
-                    em.optional-note
-                      | (
-                      span(data-i18n="signup.optional")
-                      | ):
-                  .input-border
-                    input#course-complete-school-input.input-large.form-control(name="schoolName", data-i18n="[placeholder]signup.school_name_placeholder")
-                button.btn.btn-primary.btn-submit.no-school(type="submit", data-i18n='courses.none')
-                button.btn.btn-info.btn-submit.save-school(type="submit", data-i18n='courses.save')
-        .row
-          if view.singlePlayerMode && !me.isAnonymous()
-            .col-md-6.col-md-offset-3
-              a.btn.btn-lg.btn-success(href="/play")
-                h1(data-i18n='courses.play_campaign_title')
-                p(data-i18n='courses.play_campaign_description')
-          else if view.singlePlayerMode && me.isAnonymous()
-            .col-md-6
-              a.btn.btn-lg.btn-success.signup-button
-                h1(data-i18n='courses.create_account_title')
-                p(data-i18n='courses.create_account_description')
-            .col-md-6
-              a.btn.btn-lg.btn-success(href="/play")
-                h1(data-i18n='courses.preview_campaign_title')
-                p(data-i18n='courses.preview_campaign_description')
-          else if !view.singlePlayerMode
-            .col-md-6
-              if view.arenaLevel
-                a.btn.btn-lg.btn-success.btn-play-level(data-level-slug=view.arenaLevel.slug, data-level-id=view.arenaLevel.original)
-                  h1
-                    span(data-i18n='courses.arena')
-                    span.spr :
-                    span= view.arenaLevel.name
-                  p= view.arenaLevel.description.replace(/!\[.*?\)/, '')
-              else
-                a.btn.btn-lg.btn-success.disabled
-                  h1(data-i18n='courses.arena_soon_title')
-                  p
-                    span.spr(data-i18n='courses.arena_soon_description')
-                    span= course.get('name')
-                    span .
-            .col-md-6
-              if view.nextCourseInstance
-                a.btn.btn-lg.btn-success(href="/courses/#{view.nextCourse.id}/#{view.nextCourseInstance.id}")
-                  h1= view.nextCourse.get('name')
-                  p= view.nextCourse.get('description')
-              else if view.nextCourse
-                a.btn.btn-lg.btn-success.disabled
-                  h1= view.nextCourse.get('name')
-                  p.text-uppercase
-                    em(data-i18n='courses.not_enrolled1')
-                  p(data-i18n='courses.not_enrolled2')
-              else
-                a.btn.btn-lg.btn-success(disabled=!view.nextCourse ? "disabled" : "")
-                  h1(data-i18n='courses.next_course')
-                  p.text-uppercase
-                    em(data-i18n='courses.coming_soon1')
-                  p(data-i18n='courses.coming_soon2')
+  if view.courseComplete && !view.teacherMode
+    .jumbotron
+      .row
+        .col-md-6
+          if view.arenaLevel
+            a.btn.btn-lg.btn-success.btn-play-level(data-level-slug=view.arenaLevel.get('slug'), data-level-id=view.arenaLevel.get('original'))
+              h1
+                span(data-i18n='courses.arena')
+                span.spr :
+                span= view.arenaLevel.get('name')
+              p= view.arenaLevel.get('description').replace(/!\[.*?\)/, '')
+          else
+            a.btn.btn-lg.btn-success.disabled
+              h1(data-i18n='courses.arena_soon_title')
+              p
+                span.spr(data-i18n='courses.arena_soon_description')
+                span= view.course.get('name')
+                span .
+        .col-md-6
+          if view.nextCourseInstance
+            a.btn.btn-lg.btn-success(href="/courses/#{view.nextCourse.id}/#{view.nextCourseInstance.id}")
+              h1= view.nextCourse.get('name')
+              p= view.nextCourse.get('description')
+          else if view.nextCourse
+            a.btn.btn-lg.btn-success.disabled
+              h1= view.nextCourse.get('name')
+              p.text-uppercase
+                em(data-i18n='courses.not_enrolled1')
+              p(data-i18n='courses.not_enrolled2')
+          else
+            a.btn.btn-lg.btn-success(disabled=!view.nextCourse ? "disabled" : "")
+              h1(data-i18n='courses.next_course')
+              p.text-uppercase
+                em(data-i18n='courses.coming_soon1')
+              p(data-i18n='courses.coming_soon2')
 
-    .available-courses-title(data-i18n='courses.available_levels')
-    table.table.table-striped.table-condensed
-      thead
+  .available-courses-title(data-i18n='courses.available_levels')
+  table.table.table-striped.table-condensed
+    thead
+      tr
+        th
+        th(data-i18n="clans.status")
+        th(data-i18n="resources.level")
+        th(data-i18n="courses.concepts")
+    tbody
+      - var previousLevelCompleted = true;
+      - var lastLevelCompleted = view.getLastLevelCompleted();
+      - var passedLastCompletedLevel = !lastLevelCompleted;
+      - var levelCount = 0;
+      each level in view.levels.models
+        - var levelStatus = null;
+        if view.userLevelStateMap[me.id]
+          - levelStatus = view.userLevelStateMap[me.id][level.get('original')]
         tr
-          th
-          th(data-i18n="clans.status")
-          th(data-i18n="resources.level")
-          th(data-i18n="courses.concepts")
-      tbody
-        if campaign
-          - var previousLevelCompleted = true;
-          - var lastLevelCompleted = view.getLastLevelCompleted();
-          - var passedLastCompletedLevel = false;
-          - var levelCount = 0;
-          each level, levelID in campaign.get('levels')
-            - var levelStatus = null;
-            if userLevelStateMap[me.id]
-              - levelStatus = userLevelStateMap[me.id][levelID]
-            tr
-              td
-                if previousLevelCompleted || view.teacherMode || !passedLastCompletedLevel || levelStatus
-                  - var i18n = level.type === 'course-ladder' ? 'play.compete' : 'home.play';
-                  button.btn.btn-success.btn-play-level(data-level-slug=level.slug, data-i18n=i18n, data-level-id=levelID)
-              td
-                if userLevelStateMap[me.id]
-                  div= userLevelStateMap[me.id][levelID]
-                  - previousLevelCompleted = userLevelStateMap[me.id][levelID] === 'complete'
-                else
-                  - previousLevelCompleted = false
-              td= ++levelCount + '. ' + level.name.replace('Course: ', '')
-              td
-                if levelConceptMap[levelID]
-                  each concept in course.get('concepts')
-                    if levelConceptMap[levelID][concept]
-                      span.spr.concept(data-i18n="concepts." + concept)
-              if levelID === lastLevelCompleted
-                - passedLastCompletedLevel = true
+          td
+            if previousLevelCompleted || view.teacherMode || !passedLastCompletedLevel || levelStatus
+              - var i18n = level.get('type') === 'course-ladder' ? 'play.compete' : 'home.play';
+              button.btn.btn-success.btn-play-level(data-level-slug=level.get('slug'), data-i18n=i18n, data-level-id=level.get('original'))
+          td
+            if view.userLevelStateMap[me.id]
+              div= view.userLevelStateMap[me.id][level.get('original')]
+              - previousLevelCompleted = view.userLevelStateMap[me.id][level.get('original')] === 'complete'
+            else
+              - previousLevelCompleted = false
+          td= ++levelCount + '. ' + level.get('name').replace('Course: ', '')
+          td
+            if view.levelConceptMap[level.get('original')]
+              each concept in view.course.get('concepts')
+                if view.levelConceptMap[level.get('original')][concept]
+                  span.spr.concept(data-i18n="concepts." + concept)
+          if level.get('original') === lastLevelCompleted
+            - passedLastCompletedLevel = true

app/templates/courses/courses-view.jade

@@ -45,42 +45,10 @@ block content
 
     else
 
-      - var showHOCComplete = false;
-      if view.hocCourseInstance
-        - var course = view.courses.get(view.hocCourseInstance.get('courseID'));
-        - var campaign = view.campaigns.get(course.get('campaignID'));
-        - var stats = campaign.statsForSessions(view.hocCourseInstance.sessions);
-        - showHOCComplete = stats.levels.done && !view.classrooms.size();
-
       .text-center
-        if !showHOCComplete
-          h1(data-i18n="courses.welcome_to_page") Welcome to your Courses page!
-        else
-          h1(data-i18n="courses.completed_hoc")
-          h2(data-i18n="courses.ready_for_more_header")
-          ul.text-left
-            li(data-i18n="courses.ready_for_more_1")
-            li(data-i18n="courses.ready_for_more_2")
-            li(data-i18n="courses.ready_for_more_3")
-          a.btn.btn-lg.btn-success(href="/play") Play Now
+        h1(data-i18n="courses.welcome_to_page") Welcome to your Courses page!
 
-      if view.hocCourseInstance && !view.classrooms.size()
-        h3(data-i18n="courses.saved_games")
-        hr
-
-        .course-instance-entry
-          h3
-            span(data-i18n="courses.hoc")
-            span.spr :
-            span.spr(data-i18n="courses.course")
-            span 1
-            span.spr= (me.get('aceConfig') || {}).language === 'javascript' ? 'JavaScript' : 'Python'
-            small
-              a#change-language-link(data-i18n="courses.change_language")
-          +course-instance-body(view.hocCourseInstance)
-          .clearfix
-
-      else if view.classrooms.size()
+      if view.classrooms.size()
         h3.text-uppercase(data-i18n="courses.my_classes")
         hr
 
@@ -106,13 +74,9 @@ block content
                   span.spr= course.get('name')
                   small
                     a(href="/courses/"+courseInstance.get('courseID')+'/'+courseInstance.id, data-i18n="courses.view_levels")
-                +course-instance-body(courseInstance)
+                +course-instance-body(courseInstance, classroom)
                 .clearfix
 
-      else
-        .text-center
-          button#start-new-game-btn.btn.btn-success.btn-lg(data-i18n="courses.start_new_game")
-
       h3.text-uppercase(data-i18n="courses.join_class")
       hr
 
@@ -131,16 +95,9 @@ block content
           .alert.alert-danger= view.errorMessage
 
 
-  #begin-hoc-area.hide
-    h3.text-center(data-i18n="common.loading")
-    .progress.progress-striped.active
-      .progress-bar(style="width: 100%")
-
-
-mixin course-instance-body(courseInstance)
+mixin course-instance-body(courseInstance, classroom)
   - var course = view.courses.get(courseInstance.get('courseID'));
-  - var campaign = view.campaigns.get(course.get('campaignID'));
-  - var stats = campaign.statsForSessions(courseInstance.sessions);
+  - var stats = classroom.statsForSessions(courseInstance.sessions, course.id);
   if stats.levels.done
     .text-success
       span.glyphicon.glyphicon-ok
@@ -150,19 +107,19 @@ mixin course-instance-body(courseInstance)
     if stats.levels.done
       - var arenaLevel = stats.levels.arena;
       if arenaLevel
-        - var arenaURL = "/play/ladder/"+arenaLevel.slug+"/course/"+courseInstance.id;
+        - var arenaURL = "/play/ladder/"+arenaLevel.get('slug')+"/course/"+courseInstance.id;
         a.btn.btn-warning.btn-lg(href=arenaURL)
           span(data-i18n="courses.play_arena")
       else
         a.btn.btn-default.btn-lg(disabled=true, data-i18n="courses.course_complete")
     else if courseInstance.sessions.size()
       - var lastLevel = stats.levels.lastPlayed;
-      - var levelURL = "/play/level/"+lastLevel.slug+"?course="+courseInstance.get('courseID')+"&course-instance="+courseInstance.id;
+      - var levelURL = "/play/level/"+lastLevel.get('slug')+"?course="+courseInstance.get('courseID')+"&course-instance="+courseInstance.id;
       a.btn.btn-success.btn-lg(href=levelURL)
         span(data-i18n="common.continue")
     else
       - var firstLevel = stats.levels.first;
-      - var levelURL = "/play/level/"+firstLevel.slug+"?course="+courseInstance.get('courseID')+"&course-instance="+courseInstance.id;
+      - var levelURL = "/play/level/"+firstLevel.get('slug')+"?course="+courseInstance.get('courseID')+"&course-instance="+courseInstance.id;
       a.btn.btn-info.btn-lg(href=levelURL)
         span(data-i18n="courses.start")
 

app/templates/courses/teacher-class-view.jade

@@ -216,7 +216,8 @@ mixin courseProgressTab
         span(data-i18n='teacher.select_course')
         span.spr :
         select.course-select
-          each course in view.courses.models
+          each trimCourse in view.classroom.get('courses')
+            - var course = view.courses.get(trimCourse._id);
             option(value=course.id)
               = course.get('name')
     if view.progressData
@@ -229,8 +230,7 @@ mixin courseProgressTab
         
 mixin courseOverview
   - var course = view.selectedCourse
-  - var campaign = view.campaigns.get(course.get('campaignID'))
-  - var levels = campaign.getNonLadderLevels().models
+  - var levels = view.classroom.getLevels({courseID: course.id, withoutLadderLevels: true}).models
   .course-overview-row
     .course-title.student-name
       span= course.get('name')
@@ -248,8 +248,7 @@ mixin studentLevelsRow(student)
       div.student-email.small-details= student.get('email')
     div.student-levels-progress
       - var course = view.selectedCourse
-      - var campaign = view.campaigns.get(course.get('campaignID'))
-      - var levels = campaign.getNonLadderLevels().models
+      - var levels = view.classroom.getLevels({courseID: course.id, withoutLadderLevels: true}).models
       each level, index in levels
         - var progress = view.progressData.get({ classroom: view.classroom, course: course, level: level, user: student })
         +progressDot(progress, index+1)
@@ -292,7 +291,8 @@ mixin bulkAssignControls
       span(data-i18n='teacher.bulk_assign')
       span :
     select.bulk-course-select.form-control
-      each course in view.courses.models
+      each trimCourse in view.classroom.get('courses')
+        - var course = view.courses.get(trimCourse._id)
         option(value=course.id)
           = course.get('name')
     button.btn.btn-primary-alt.assign-to-selected-students

app/templates/courses/teacher-classes-view.jade

@@ -75,7 +75,8 @@ mixin classRow(classroom)
       if classroom.get('members').length == 0
         +addStudentsButton(classroom)
       else
-        each course, index in view.courses.models
+        each trimCourse, index in classroom.get('courses') || []
+          - var course = view.courses.get(trimCourse._id);
           +progressDot(classroom, course, index)
     .view-class-arrow.col-xs-1
       a.view-class-arrow-inner.glyphicon.glyphicon-chevron-right(data-classroom-id=classroom.id, href=('/teachers/classes/' + classroom.id))

app/templates/courses/teacher-courses-view.jade

@@ -66,6 +66,7 @@ block content
           .clearfix       
             
 mixin course-info(course)
+  - var campaign = view.campaigns.get(course.get('campaignID'));
   .course-info
     .text-h4.semibold
       = course.get('name')
@@ -93,3 +94,7 @@ mixin course-info(course)
           | (
           span(data-i18n='teacher.guides_coming_soon')
           | )
+    if campaign && campaign.get('levelsUpdated')
+      p.small.m-t-2
+        span.spr(data-i18n="courses.last_updated")
+        span= moment(campaign.get('levelsUpdated')).format('LL')

app/templates/play/level/modal/progress-view.jade

@@ -7,7 +7,7 @@
 .modal-body
   .container-fluid
     .row
-      - var colClass = view.nextLevel ? 'col-sm-7' : 'col-sm-12'
+      - var colClass = !view.nextLevel.isNew() ? 'col-sm-7' : 'col-sm-12'
       div(class=colClass)
         .well.well-sm.well-parchment
           h3.text-uppercase(data-i18n='play_level.completed_level')
@@ -25,12 +25,12 @@
               .col-sm-8
                 h3.text-uppercase.text-center= i18n(view.course.attributes, 'name')
               .col-sm-4
-                - var stats = view.campaign.statsForSessions(view.levelSessions)
+                - var stats = view.classroom.statsForSessions(view.levelSessions, view.course.id)
                 h1
                   span #{stats.levels.numDone}/#{stats.levels.size}
             
         
-      if view.nextLevel
+      if !view.nextLevel.isNew()
         .col-sm-5
           .well.well-sm.well-parchment
             h3.text-uppercase
@@ -45,7 +45,7 @@
       // TODO: Add this and rest of campaign functionality
       //  button#continue-btn.btn.btn-illustrated.btn-default.btn-block.btn-lg.text-uppercase View Leaderboards
       .col-sm-5
-        if view.nextLevel
+        if !view.nextLevel.isNew()
           button#next-level-btn.btn.btn-illustrated.btn-primary.btn-block.btn-lg.text-uppercase(data-i18n='play_level.next_level')
         else
           button#done-btn.btn.btn-illustrated.btn-primary.btn-block.btn-lg.text-uppercase(data-i18n='play_level.done')

app/views/NewHomeView.coffee

@@ -38,9 +38,6 @@ module.exports = class NewHomeView extends RootView
     @variation ?= me.getHomepageGroup()
 
     window.tracker?.trackEvent 'Homepage Loaded', category: 'Homepage'
-    if @getQueryVariable 'hour_of_code'
-      application.router.navigate "/hoc", trigger: true
-
     if me.isTeacher()
       @trialRequests = new TrialRequests()
       @trialRequests.fetchOwn()

app/views/courses/ClassroomView.coffee

@@ -6,6 +6,7 @@ Classroom = require 'models/Classroom'
 Classrooms = require 'collections/Classrooms'
 LevelSession = require 'models/LevelSession'
 Prepaids = require 'collections/Prepaids'
+Levels = require 'collections/Levels'
 RootView = require 'views/core/RootView'
 template = require 'templates/courses/classroom-view'
 User = require 'models/User'
@@ -37,9 +38,7 @@ module.exports = class ClassroomView extends RootView
     @courses = new CocoCollection([], { url: "/db/course", model: Course})
     @courses.comparator = '_id'
     @supermodel.loadCollection(@courses)
-    @campaigns = new CocoCollection([], { url: "/db/campaign", model: Campaign })
     @courses.comparator = '_id'
-    @supermodel.loadCollection(@campaigns, { data: { type: 'course' }})
     @courseInstances = new CocoCollection([], { url: "/db/course_instance", model: CourseInstance})
     @courseInstances.comparator = 'courseID'
     @supermodel.loadCollection(@courseInstances, { data: { classroomID: classroomID } })
@@ -55,6 +54,11 @@ module.exports = class ClassroomView extends RootView
     @ownedClassrooms = new Classrooms()
     @ownedClassrooms.fetchMine({data: {project: '_id'}})
     @supermodel.trackCollection(@ownedClassrooms)
+    @levels = new Levels()
+    @levels.fetchForClassroom(classroomID, {data: {project: 'name,slug,original'}})
+    @levels.on 'add', (model) -> @_byId[model.get('original')] = model # so you can 'get' them
+      
+    @supermodel.trackCollection(@levels)
 
   onCourseInstancesSync: ->
     @sessions = new CocoCollection([], { model: LevelSession })
@@ -90,9 +94,7 @@ module.exports = class ClassroomView extends RootView
     for courseInstance in @courseInstances.models
       courseID = courseInstance.get('courseID')
       course = @courses.get(courseID)
-      campaignID = course.get('campaignID')
-      campaign = @campaigns.get(campaignID)
-      courseInstance.sessions.campaign = campaign
+      courseInstance.sessions.course = course
     super()
 
   afterRender: ->
@@ -153,10 +155,10 @@ module.exports = class ClassroomView extends RootView
     return '' unless user.sessions?
     session = user.sessions.last()
     return '' unless session
-    campaign = session.collection.campaign
+    course = session.collection.course
     levelOriginal = session.get('level').original
-    campaignLevel = campaign.get('levels')[levelOriginal]
-    return "#{campaign.get('fullName')}, #{campaignLevel.name}"
+    level = @levels.findWhere({original: levelOriginal})
+    return "#{course.get('name')}, #{level.get('name')}"
 
   userPlaytimeString: (user) ->
     return '' unless user.sessions?
@@ -240,4 +242,4 @@ module.exports = class ClassroomView extends RootView
 
   getLevelURL: (level, course, courseInstance, session) ->
     return null unless @teacherMode and _.all(arguments)
-    "/play/level/#{level.slug}?course=#{course.id}&course-instance=#{courseInstance.id}&session=#{session.id}&observing=true"
+    "/play/level/#{level.get('slug')}?course=#{course.id}&course-instance=#{courseInstance.id}&session=#{session.id}&observing=true"

app/views/courses/CourseDetailsView.coffee

@@ -1,10 +1,11 @@
-Campaign = require 'models/Campaign'
-CocoCollection = require 'collections/CocoCollection'
 Course = require 'models/Course'
+Courses = require 'collections/Courses'
+LevelSessions = require 'collections/LevelSessions'
 CourseInstance = require 'models/CourseInstance'
+CourseInstances = require 'collections/CourseInstances'
 Classroom = require 'models/Classroom'
 Classrooms = require 'collections/Classrooms'
-LevelSession = require 'models/LevelSession'
+Levels = require 'collections/Levels'
 RootView = require 'views/core/RootView'
 template = require 'templates/courses/course-details'
 User = require 'models/User'
@@ -14,7 +15,6 @@ module.exports = class CourseDetailsView extends RootView
   id: 'course-details-view'
   template: template
   teacherMode: false
-  singlePlayerMode: false
   memberSort: 'nameAsc'
 
   events:
@@ -25,125 +25,64 @@ module.exports = class CourseDetailsView extends RootView
   constructor: (options, @courseID, @courseInstanceID) ->
     super options
     @ownedClassrooms = new Classrooms()
-    @ownedClassrooms.fetchMine({data: {project: '_id'}})
-    @supermodel.trackCollection(@ownedClassrooms)
-    @courseID ?= options.courseID
-    @courseInstanceID ?= options.courseInstanceID
+    @courses = new Courses()
+    @course = new Course()
+    @levelSessions = new LevelSessions()
+    @courseInstance = new CourseInstance({_id: @courseInstanceID})
+    @owner = new User()
     @classroom = new Classroom()
-    @course = @supermodel.getModel(Course, @courseID) or new Course _id: @courseID
-    @listenTo @course, 'sync', @onCourseSync
-    if @course.loaded
-      @onCourseSync()
-    else
-      @supermodel.loadModel @course
+    @levels = new Levels()
+    @courseInstances = new CourseInstances()
 
-  getRenderData: ->
-    context = super()
-    context.campaign = @campaign
-    context.course = @course if @course?.loaded
-    context.courseInstance = @courseInstance if @courseInstance?.loaded
-    context.courseInstances = @courseInstances?.models ? []
-    context.levelConceptMap = @levelConceptMap ? {}
-    context.noCourseInstance = @noCourseInstance
-    context.noCourseInstanceSelected = @noCourseInstanceSelected
-    context.userLevelStateMap = @userLevelStateMap ? {}
-    context.promptForSchool = @courseComplete and not me.isAnonymous() and not me.get('schoolName') and not storage.load('no-school')
-    context
+    @supermodel.trackRequest @ownedClassrooms.fetchMine({data: {project: '_id'}})
+    @supermodel.trackRequest(@courses.fetch().then(=>
+      @course = @courses.get(@courseID)
+    ))
+    sessionsLoaded = @supermodel.trackRequest(@levelSessions.fetchForCourseInstance(@courseInstanceID, {cache: false}))
 
-  afterRender: ->
-    super()
-    if @supermodel.finished() and @courseComplete and me.isAnonymous() and @options.justBeatLevel
-      # TODO: Make an intermediate modal that tells them they've finished HoC and has some snazzy stuff for convincing players to sign up instead of just throwing up the bare CreateAccountModal
-      CreateAccountModal = require 'views/core/CreateAccountModal'
-      @openModalView new CreateAccountModal showSignupRationale: true
+    @supermodel.trackRequest(@courseInstance.fetch().then(=>
+      return if @destroyed
+      @teacherMode = @courseInstance.get('ownerID') is me.id
 
-  onCourseSync: ->
+      @owner = new User({_id: @courseInstance.get('ownerID')})
+      @supermodel.trackRequest(@owner.fetch())
+
+      classroomID = @courseInstance.get('classroomID')
+      @classroom = new Classroom({ _id: classroomID })
+      @supermodel.trackRequest(@classroom.fetch())
+
+      levelsLoaded = @supermodel.trackRequest(@levels.fetchForClassroomAndCourse(classroomID, @courseID, {
+        data: { project: 'concepts,type,slug,name,original,description' }
+      }))
+
+      @supermodel.trackRequest($.when(levelsLoaded, sessionsLoaded).then(=>
+        @buildSessionStats()
+        return if @destroyed
+        if @memberStats[me.id]?.totalLevelsCompleted >= @levels.size() - 1  # Don't need to complete arena
+          # need to figure out the next course instance
+          @courseComplete = true
+          @courseInstances.comparator = 'courseID'
+          @supermodel.trackRequest(@courseInstances.fetchForClassroom(classroomID).then(=>
+            @nextCourseInstance = _.find @courseInstances.models, (ci) => ci.get('courseID') > @courseID
+            if @nextCourseInstance
+              nextCourseID = @nextCourseInstance.get('courseID')
+              @nextCourse = @courses.get(nextCourseID)
+        ))
+        @promptForSchool = @courseComplete and not me.isAnonymous() and not me.get('schoolName') and not storage.load('no-school')
+      ))
+    ))
+
+  buildSessionStats: ->
     return if @destroyed
-    # console.log 'onCourseSync'
-    if me.isAnonymous() and (not me.get('hourOfCode') and not @course.get('hourOfCode'))
-      @noCourseInstance = true
-      @render()
-      return
-    return if @campaign?
-    campaignID = @course.get('campaignID')
-    @campaign = @supermodel.getModel(Campaign, campaignID) or new Campaign _id: campaignID
-    @listenTo @campaign, 'sync', @onCampaignSync
-    if @campaign.loaded
-      @onCampaignSync()
-    else
-      @supermodel.loadModel @campaign
-    @render()
 
-  onCampaignSync: ->
-    return if @destroyed
-    # console.log 'onCampaignSync'
-    if @courseInstanceID
-      @loadCourseInstance(@courseInstanceID)
-    else unless me.isAnonymous()
-      @loadCourseInstances()
     @levelConceptMap = {}
-    for levelID, level of @campaign.get('levels')
-      @levelConceptMap[levelID] ?= {}
-      for concept in level.concepts
-        @levelConceptMap[levelID][concept] = true
-      if level.type is 'course-ladder'
+    for level in @levels.models
+      @levelConceptMap[level.get('original')] ?= {}
+      for concept in level.get('concepts')
+        @levelConceptMap[level.get('original')][concept] = true
+      if level.get('type') is 'course-ladder'
         @arenaLevel = level
-    @render()
 
-  loadCourseInstances: ->
-    @courseInstances = new CocoCollection [], {url: "/db/user/#{me.id}/course_instances", model: CourseInstance, comparator: 'courseID'}
-    @listenToOnce @courseInstances, 'sync', @onCourseInstancesSync
-    @supermodel.loadCollection @courseInstances, 'course_instances'
-
-  loadAllCourses: ->
-    @allCourses = new CocoCollection [], {url: "/db/course", model: Course, comparator: '_id'}
-    @listenToOnce @allCourses, 'sync', @onAllCoursesSync
-    @supermodel.loadCollection @allCourses, 'courses'
-
-  loadCourseInstance: (courseInstanceID) ->
-    return if @destroyed
-    # console.log 'loadCourseInstance'
-    return if @courseInstance?
-    @courseInstanceID = courseInstanceID
-    @courseInstance = @supermodel.getModel(CourseInstance, @courseInstanceID) or new CourseInstance _id: @courseInstanceID
-    @listenTo @courseInstance, 'sync', @onCourseInstanceSync
-    if @courseInstance.loaded
-      @onCourseInstanceSync()
-    else
-      @courseInstance = @supermodel.loadModel(@courseInstance).model
-
-  onCourseInstancesSync: ->
-    return if @destroyed
-    # console.log 'onCourseInstancesSync'
-    @findNextCourseInstance()
-    if not @courseInstance
-      # We are loading these to find the one we want to display.
-      if @courseInstances.models.length is 1
-        @loadCourseInstance(@courseInstances.models[0].id)
-      else
-        if @courseInstances.models.length is 0
-          @noCourseInstance = true
-        else
-          @noCourseInstanceSelected = true
-        @render()
-
-  onCourseInstanceSync: ->
-    return if @destroyed
-    # console.log 'onCourseInstanceSync'
-    if @courseInstance.get('classroomID')
-      @classroom = new Classroom({_id: @courseInstance.get('classroomID')})
-      @supermodel.loadModel @classroom
-    @singlePlayerMode = @courseInstance.get('name') is 'Single Player'
-    @teacherMode = @courseInstance.get('ownerID') is me.id and not @singlePlayerMode
-    @levelSessions = new CocoCollection([], { url: "/db/course_instance/#{@courseInstance.id}/level_sessions", model: LevelSession, comparator: '_id' })
-    @listenToOnce @levelSessions, 'sync', @onLevelSessionsSync
-    @supermodel.loadCollection @levelSessions, 'level_sessions', cache: false
-    @owner = new User({_id: @courseInstance.get('ownerID')})
-    @supermodel.loadModel @owner
-    @render()
-
-  onLevelSessionsSync: ->
-    return if @destroyed
     # console.log 'onLevelSessionsSync'
     @memberStats = {}
     @userConceptStateMap = {}
@@ -179,40 +118,17 @@ module.exports = class CourseDetailsView extends RootView
       for concept, state of conceptStateMap
         @conceptsCompleted[concept] ?= 0
         @conceptsCompleted[concept]++
-
-    if @memberStats[me.id]?.totalLevelsCompleted >= _.size(@campaign.get('levels')) - 1  # Don't need to complete arena
-      @courseComplete = true
-      @loadCourseInstances() unless @courseInstances  # Find the next course instance to do.
-
-    @render()
-
-  onAllCoursesSync: ->
-    @findNextCourseInstance()
-
-  findNextCourseInstance: ->
-    @nextCourseInstance = _.find @courseInstances.models, (ci) =>
-      # Sorted by courseID
-      ci.get('classroomID') is @courseInstance.get('classroomID') and ci.id isnt @courseInstance.id and ci.get('courseID') > @course.id
-    if @nextCourseInstance
-      nextCourseID = @nextCourseInstance.get('courseID')
-      @nextCourse = @supermodel.getModel(Course, nextCourseID) or new Course _id: nextCourseID
-      @nextCourse = @supermodel.loadModel(@nextCourse).model
-    else if @allCourses?.loaded
-      @nextCourse = _.find @allCourses.models, (course) => course.id > @course.id
-    else
-      @loadAllCourses()
-
+        
   onClickPlayLevel: (e) ->
     levelSlug = $(e.target).closest('.btn-play-level').data('level-slug')
     levelID = $(e.target).closest('.btn-play-level').data('level-id')
-    level = @campaign.get('levels')[levelID]
-    if level.type is 'course-ladder'
+    level = @levels.findWhere({original: levelID})
+    if level.get('type') is 'course-ladder'
       viewClass = 'views/ladder/LadderView'
       viewArgs = [{supermodel: @supermodel}, levelSlug]
       route = '/play/ladder/' + levelSlug
-      unless @singlePlayerMode  # No league for solo courses
-        route += '/course/' + @courseInstance.id
-        viewArgs = viewArgs.concat ['course', @courseInstance.id]
+      route += '/course/' + @courseInstance.id
+      viewArgs = viewArgs.concat ['course', @courseInstance.id]
     else
       route = @getLevelURL levelSlug
       viewClass = 'views/play/level/PlayLevelView'
@@ -222,30 +138,15 @@ module.exports = class CourseDetailsView extends RootView
   getLevelURL: (levelSlug) ->
     "/play/level/#{levelSlug}?course=#{@courseID}&course-instance=#{@courseInstanceID}"
 
-  onClickSelectInstance: (e) ->
-    courseInstanceID = $('.select-instance').val()
-    @noCourseInstanceSelected = false
-    @loadCourseInstance(courseInstanceID)
-
   getOwnerName: ->
     return if @owner.isNew()
     if @owner.get('firstName') and @owner.get('lastName')
       return "#{@owner.get('firstName')} #{@owner.get('lastName')}"
     @owner.get('name') or @owner.get('email')
 
-  onSubmitSchoolForm: (e) ->
-    e.preventDefault()
-    schoolName = @$el.find('#course-complete-school-input').val().trim()
-    if schoolName and schoolName isnt me.get('schoolName')
-      me.set 'schoolName', schoolName
-      me.patch()
-    else
-      storage.save 'no-school', true
-    @$el.find('#school-form').slideUp('slow')
-
   getLastLevelCompleted: ->
     lastLevelCompleted = null
-    for levelID in _.keys(@campaign.get('levels'))
+    for levelID in @levels.pluck('original')
       if @userLevelStateMap?[me.id]?[levelID] is 'complete'
         lastLevelCompleted = levelID
     return lastLevelCompleted

app/views/courses/CoursesView.coffee

@@ -39,8 +39,6 @@ module.exports = class CoursesView extends RootView
     @supermodel.trackCollection(@ownedClassrooms)
     @courses = new CocoCollection([], { url: "/db/course", model: Course})
     @supermodel.loadCollection(@courses)
-    @campaigns = new CocoCollection([], { url: "/db/campaign", model: Campaign })
-    @supermodel.loadCollection(@campaigns, { data: { type: 'course' }})
 
   onCourseInstancesLoaded: ->
     map = {}
@@ -56,26 +54,15 @@ module.exports = class CoursesView extends RootView
       courseInstance.sessions.comparator = 'changed'
       @supermodel.loadCollection(courseInstance.sessions, { data: { project: 'state.complete level.original playtime changed' }})
 
-    @hocCourseInstance = @courseInstances.findWhere({hourOfCode: true})
-    if @hocCourseInstance
-      @courseInstances.remove(@hocCourseInstance)
+    hocCourseInstance = @courseInstances.findWhere({hourOfCode: true})
+    if hocCourseInstance
+      @courseInstances.remove(hocCourseInstance)
 
   onLoaded: ->
     super()
     if utils.getQueryVariable('_cc', false) and not me.isAnonymous()
       @joinClass()
 
-  onClickStartNewGameButton: ->
-    if me.isAnonymous()
-      @openSignUpModal()
-    else
-      modal = new ChooseLanguageModal()
-      @openModalView(modal)
-      @listenToOnce modal, 'set-language', =>
-        @startHourOfCodePlay()
-        application.tracker?.trackEvent 'Automatic start hour of code play', category: 'Courses', label: 'set language'
-      application.tracker?.trackEvent 'Start New Game', category: 'Courses'
-
   onClickLogInButton: ->
     modal = new StudentLogInModal()
     @openModalView(modal)
@@ -85,21 +72,8 @@ module.exports = class CoursesView extends RootView
   openSignUpModal: ->
     modal = new StudentSignUpModal({ willPlay: true })
     @openModalView(modal)
-    modal.once 'click-skip-link', (=>
-      @startHourOfCodePlay()
-      application.tracker?.trackEvent 'Automatic start hour of code play', category: 'Courses', label: 'skip link'
-      ), @
     application.tracker?.trackEvent 'Started Student Signup', category: 'Courses'
 
-  startHourOfCodePlay: ->
-    @$('#main-content').hide()
-    @$('#begin-hoc-area').removeClass('hide')
-    hocCourseInstance = new CourseInstance()
-    hocCourseInstance.upsertForHOC()
-    @listenToOnce hocCourseInstance, 'sync', ->
-      url = hocCourseInstance.firstLevelURL()
-      app.router.navigate(url, { trigger: true })
-
   onSubmitJoinClassForm: (e) ->
     e.preventDefault()
     @joinClass()

app/views/courses/TeacherClassView.coffee

@@ -14,7 +14,6 @@ Users = require 'collections/Users'
 Courses = require 'collections/Courses'
 CourseInstance = require 'models/CourseInstance'
 CourseInstances = require 'collections/CourseInstances'
-Campaigns = require 'collections/Campaigns'
 
 module.exports = class TeacherClassView extends RootView
   id: 'teacher-class-view'
@@ -62,10 +61,6 @@ module.exports = class TeacherClassView extends RootView
     @courses.fetch()
     @supermodel.trackCollection(@courses)
     
-    @campaigns = new Campaigns()
-    @campaigns.fetchByType('course')
-    @supermodel.trackCollection(@campaigns)
-    
     @courseInstances = new CourseInstances()
     @courseInstances.fetchByOwner(me.id)
     @supermodel.trackCollection(@courseInstances)
@@ -76,15 +71,15 @@ module.exports = class TeacherClassView extends RootView
     @classCode = @classroom.get('codeCamel') or @classroom.get('code')
     @joinURL = document.location.origin + "/courses?_cc=" + @classCode
     
-    @earliestIncompleteLevel = helper.calculateEarliestIncomplete(@classroom, @courses, @campaigns, @courseInstances, @students)
-    @latestCompleteLevel = helper.calculateLatestComplete(@classroom, @courses, @campaigns, @courseInstances, @students)
+    @earliestIncompleteLevel = helper.calculateEarliestIncomplete(@classroom, @courses, @courseInstances, @students)
+    @latestCompleteLevel = helper.calculateLatestComplete(@classroom, @courses, @courseInstances, @students)
     for student in @students.models
       # TODO: this is a weird hack
       studentsStub = new Users([ student ])
-      student.latestCompleteLevel = helper.calculateLatestComplete(@classroom, @courses, @campaigns, @courseInstances, studentsStub)
+      student.latestCompleteLevel = helper.calculateLatestComplete(@classroom, @courses, @courseInstances, studentsStub)
       
     classroomsStub = new Classrooms([ @classroom ])
-    @progressData = helper.calculateAllProgress(classroomsStub, @courses, @campaigns, @courseInstances, @students)
+    @progressData = helper.calculateAllProgress(classroomsStub, @courses, @courseInstances, @students)
     # @conceptData = helper.calculateConceptsCovered(classroomsStub, @courses, @campaigns, @courseInstances, @students)
     
     @selectedCourse = @courses.first()

app/views/courses/TeacherClassesView.coffee

@@ -41,10 +41,6 @@ module.exports = class TeacherClassesView extends RootView
     @courses.fetch()
     @supermodel.trackCollection(@courses)
     
-    @campaigns = new Campaigns()
-    @campaigns.fetchByType('course')
-    @supermodel.trackCollection(@campaigns)
-    
     @courseInstances = new CourseInstances()
     @courseInstances.fetchByOwner(me.id)
     @supermodel.trackCollection(@courseInstances)
@@ -62,7 +58,7 @@ module.exports = class TeacherClassesView extends RootView
       })
     
   onLoaded: ->
-    helper.calculateDots(@classrooms, @courses, @courseInstances, @campaigns)
+    helper.calculateDots(@classrooms, @courses, @courseInstances)
     super()
     
   onClickEditClassroom: (e) ->

app/views/play/level/modal/CourseVictoryModal.coffee

@@ -2,7 +2,6 @@ ModalView = require 'views/core/ModalView'
 template = require 'templates/play/level/modal/course-victory-modal'
 Achievements = require 'collections/Achievements'
 Level = require 'models/Level'
-Campaign = require 'models/Campaign'
 Course = require 'models/Course'
 ThangType = require 'models/ThangType'
 ThangTypes = require 'collections/ThangTypes'
@@ -11,6 +10,7 @@ EarnedAchievement = require 'models/EarnedAchievement'
 LocalMongo = require 'lib/LocalMongo'
 ProgressView = require './ProgressView'
 NewItemView = require './NewItemView'
+Classroom = require 'models/Classroom'
 utils = require 'core/utils'
 
 module.exports = class CourseVictoryModal extends ModalView
@@ -28,6 +28,9 @@ module.exports = class CourseVictoryModal extends ModalView
     @level = options.level
     @newItems = new ThangTypes()
     @newHeroes = new ThangTypes()
+    
+    @classroom = new Classroom()
+    @supermodel.trackRequest(@classroom.fetchForCourseInstance(@courseInstanceID))
 
     @achievements = options.achievements
     if not @achievements
@@ -39,22 +42,13 @@ module.exports = class CourseVictoryModal extends ModalView
       @onAchievementsLoaded()
 
     @playSound 'victory'
-    @nextLevel = options.nextLevel
-    if (nextLevel = @level.get('nextLevel')) and not @nextLevel
-      @nextLevel = new Level().setURL "/db/level/#{nextLevel.original}/version/#{nextLevel.majorVersion}"
-      @nextLevel = @supermodel.loadModel(@nextLevel).model
+    @nextLevel = new Level()
+    @nextLevelRequest = @supermodel.trackRequest @nextLevel.fetchNextForCourse(@level.get('original'), @courseInstanceID)
 
-    @campaign = new Campaign()
     @course = options.course
     if @courseID and not @course
       @course = new Course().setURL "/db/course/#{@courseID}"
       @course = @supermodel.loadModel(@course).model
-      if @course.loading
-        @listenToOnce @course, 'sync', @onCourseLoaded
-      else
-        @onCourseLoaded()
-    else if @course
-      @onCourseLoaded()
 
     if @courseInstanceID
       @levelSessions = new LevelSessions()
@@ -63,10 +57,10 @@ module.exports = class CourseVictoryModal extends ModalView
         data: { project: 'state.complete level.original playtime changed' }
       }).model
 
-
-  onCourseLoaded: ->
-    @campaign.set('_id', @course.get('campaignID'))
-    @campaign = @supermodel.loadModel(@campaign).model
+  onResourceLoadFailed: (e) ->
+    if e.resource.jqxhr is @nextLevelRequest
+      return
+    super(arguments...)
 
 
   onAchievementsLoaded: ->
@@ -135,7 +129,7 @@ module.exports = class CourseVictoryModal extends ModalView
       level: @level
       nextLevel: @nextLevel
       course: @course
-      campaign: @campaign
+      classroom: @classroom
       levelSessions: @levelSessions
     })
 

app/views/play/level/modal/ProgressView.coffee

@@ -13,8 +13,8 @@ module.exports = class ProgressView extends CocoView
   initialize: (options) ->
     @level = options.level
     @course = options.course
+    @classroom = options.classroom
     @nextLevel = options.nextLevel
-    @campaign = options.campaign
     @levelSessions = options.levelSessions
 
   onClickDoneButton: ->

scripts/mongodb/migrations/2016-04-14-populate-classrooms-with-levels.js

@@ -0,0 +1,34 @@
+load('bower_components/lodash/dist/lodash.js');
+
+var courses = db.courses.find({}).sort({_id:1}).toArray();
+var ids = _.pluck(courses, 'campaignID');
+var campaigns = db.campaigns.find({_id: {$in: ids}}).toArray();
+var campaignMap = {};
+for (var campaignIndex in campaigns) {
+  var campaign = campaigns[campaignIndex];
+  campaignMap[campaign._id.str] = campaign;
+}
+var coursesData = [];
+
+for (var courseIndex in courses) {
+  var course = courses[courseIndex];
+  var courseData = { _id: course._id, levels: [] };
+  var campaign = campaignMap[course.campaignID.str];
+  var levels = _.values(campaign.levels);
+  levels = _.sortBy(levels, 'campaignIndex');
+  _.forEach(levels, function(level) {
+    levelData = { original: ObjectId(level.original) };
+    _.extend(levelData, _.pick(level, 'type', 'slug', 'name'));
+    courseData.levels.push(levelData);
+  });
+  coursesData.push(courseData);
+}
+  
+print('constructed', JSON.stringify(coursesData, null, '\t'));
+
+db.classrooms.update(
+  {}, // Set all
+  //{courses: {$exists: false}}, // Set all w/out values
+  {$set: {courses: coursesData}},
+  {multi: true}
+);

server/commons/database.coffee

@@ -155,6 +155,8 @@ module.exports =
     tv4 = require('tv4').tv4
     result = tv4.validateMultiple(obj, doc.schema.statics.jsonSchema)
     if not result.valid
+      prunedErrors = (_.omit(error, 'stack') for error in result.errors)
+      winston.debug('Validation errors: ', JSON.stringify(prunedErrors, null, '\t'))
       throw new errors.UnprocessableEntity('JSON-schema validation failed', { validationErrors: result.errors })
 
 

server/middleware/campaigns.coffee

@@ -25,12 +25,16 @@ module.exports =
     campaign = yield database.getDocFromHandle(req, Campaign)
     if not campaign
       throw new errors.NotFound('Campaign not found.')
+    levelsBefore = _.keys(campaign.get('levels'))
     hasPermission = req.user.isAdmin()
     unless hasPermission or database.isJustFillingTranslations(req, campaign)
       throw new errors.Forbidden('Must be an admin or submitting translations to edit a campaign')
 
     database.assignBody(req, campaign)
     database.validateDoc(campaign)
+    levelsAfter = _.keys(campaign.get('levels'))
+    if not _.isEqual(levelsBefore, levelsAfter)
+      campaign.set('levelsUpdated', new Date())
     campaign = yield campaign.save()
     res.status(200).send(campaign.toObject())
     docLink = "http://codecombat.com#{req.headers['x-current-path']}"

server/middleware/classrooms.coffee

@@ -6,6 +6,9 @@ Promise = require 'bluebird'
 database = require '../commons/database'
 mongoose = require 'mongoose'
 Classroom = require '../models/Classroom'
+Course = require '../models/Course'
+Campaign = require '../models/Campaign'
+Level = require '../models/Level'
 parse = require '../commons/parse'
 LevelSession = require '../models/LevelSession'
 User = require '../models/User'
@@ -28,6 +31,50 @@ module.exports =
     classrooms = (classroom.toObject({req: req}) for classroom in classrooms)
     res.status(200).send(classrooms)
 
+  fetchAllLevels: wrap (req, res, next) ->
+    classroom = yield database.getDocFromHandle(req, Classroom)
+    if not classroom
+      throw new errors.NotFound('Classroom not found.')
+    
+    levelOriginals = []
+    for course in classroom.get('courses') or []
+      for level in course.levels
+        levelOriginals.push(level.original)
+    
+    levels = yield Level.find({ original: { $in: levelOriginals }, slug: { $exists: true }}).select(parse.getProjectFromReq(req))
+    levels = (level.toObject({ req: req }) for level in levels)
+
+    # maintain course order
+    levelMap = {}
+    for level in levels
+      levelMap[level.original] = level
+    levels = (levelMap[levelOriginal.toString()] for levelOriginal in levelOriginals)
+
+    res.status(200).send(levels)
+
+  fetchLevelsForCourse: wrap (req, res) ->
+    classroom = yield database.getDocFromHandle(req, Classroom)
+    if not classroom
+      throw new errors.NotFound('Classroom not found.')
+    
+    levelOriginals = []
+    for course in classroom.get('courses') or []
+      if course._id.toString() isnt req.params.courseID
+        continue
+      for level in course.levels
+        levelOriginals.push(level.original)
+
+    levels = yield Level.find({ original: { $in: levelOriginals }, slug: { $exists: true }}).select(parse.getProjectFromReq(req))
+    levels = (level.toObject({ req: req }) for level in levels)
+    
+    # maintain course order
+    levelMap = {}
+    for level in levels
+      levelMap[level.original] = level
+    levels = (levelMap[levelOriginal.toString()] for levelOriginal in levelOriginals)
+    
+    res.status(200).send(levels)
+
   fetchMemberSessions: wrap (req, res, next) ->
     throw new errors.Unauthorized() unless req.user
     memberLimit = parse.getLimitFromReq(req, {default: 10, max: 100, param: 'memberLimit'})
@@ -71,6 +118,26 @@ module.exports =
     classroom.set 'ownerID', req.user._id
     classroom.set 'members', []
     database.assignBody(req, classroom)
+    
+    # copy over data from how courses are right now
+    courses = yield Course.find()
+    campaigns = yield Campaign.find({_id: {$in: (course.get('campaignID') for course in courses)}})
+    campaignMap = {}
+    campaignMap[campaign.id] = campaign for campaign in campaigns
+    coursesData = []
+    for course in courses
+      courseData = { _id: course._id, levels: [] }
+      campaign = campaignMap[course.get('campaignID').toString()]
+      levels = _.values(campaign.get('levels'))
+      levels = _.sortBy(levels, 'campaignIndex')
+      for level in levels
+        levelData = { original: mongoose.Types.ObjectId(level.original) }
+        _.extend(levelData, _.pick(level, 'type', 'slug', 'name'))
+        courseData.levels.push(levelData)
+      coursesData.push(courseData)
+    classroom.set('courses', coursesData)
+    
+    # finish
     database.validateDoc(classroom)
     classroom = yield classroom.save()
     res.status(201).send(classroom.toObject({req: req}))

server/middleware/course-instances.coffee

@@ -8,6 +8,8 @@ CourseInstance = require '../models/CourseInstance'
 Classroom = require '../models/Classroom'
 Course = require '../models/Course'
 User = require '../models/User'
+Level = require '../models/Level'
+parse = require '../commons/parse'
 
 module.exports =
   addMembers: wrap (req, res) ->
@@ -63,3 +65,61 @@ module.exports =
     )
     
     res.status(200).send(courseInstance.toObject({ req }))
+
+
+  fetchNextLevel: wrap (req, res) ->
+    levelOriginal = req.params.levelOriginal
+    if not database.isID(levelOriginal)
+      throw new errors.UnprocessableEntity('Invalid level original ObjectId')
+    
+    courseInstance = yield database.getDocFromHandle(req, CourseInstance)
+    if not courseInstance
+      throw new errors.NotFound('Course Instance not found.')
+    courseID = courseInstance.get('courseID')
+
+    classroom = yield Classroom.findById courseInstance.get('classroomID')
+    if not classroom
+      throw new errors.NotFound('Classroom not found.')
+      
+    nextLevelOriginal = null
+    foundLevelOriginal = false
+    for course in classroom.get('courses') or []
+      if not courseID.equals(course._id)
+        continue
+      for level, index in course.levels
+        if level.original.toString() is levelOriginal
+          foundLevelOriginal = true
+          nextLevelOriginal = course.levels[index+1]?.original
+          break
+          
+    if not foundLevelOriginal
+      throw new errors.NotFound('Level original ObjectId not found in Classroom courses')
+    
+    if not nextLevelOriginal
+      throw new errors.NotFound('No more levels in that course')
+      
+    dbq = Level.findOne({original: mongoose.Types.ObjectId(nextLevelOriginal)})
+    dbq.sort({ 'version.major': -1, 'version.minor': -1 })
+    dbq.select(parse.getProjectFromReq(req))
+    level = yield dbq
+    level = level.toObject({req: req})
+    res.status(200).send(level)
+    
+    
+  fetchClassroom: wrap (req, res) ->
+    courseInstance = yield database.getDocFromHandle(req, CourseInstance)
+    if not courseInstance
+      throw new errors.NotFound('Course Instance not found.')
+
+    classroom = yield Classroom.findById(courseInstance.get('classroomID')).select(parse.getProjectFromReq(req))
+    if not classroom
+      throw new errors.NotFound('Classroom not found.')
+
+    isOwner = classroom.get('ownerID')?.equals req.user?._id
+    isMember = _.any(classroom.get('members') or [], (memberID) -> memberID.equals(req.user.get('_id')))
+    if not (isOwner or isMember)
+      throw new errors.Forbidden('You do not have access to this classroom')
+
+    classroom = classroom.toObject({req: req})
+
+    res.status(200).send(classroom)

server/models/Campaign.coffee

@@ -34,6 +34,11 @@ CampaignSchema.statics.updateAdjacentCampaigns = (savedCampaign) ->
       Campaign.findByIdAndUpdate campaign._id, {$set: {adjacentCampaigns: acs}}, (err, doc) ->
         return log.error "Couldn't save updated adjacent campaign because of #{err}" if err
 
+CampaignSchema.pre 'save', (done) ->
+  if not @get('levelsUpdated')
+    @set('levelsUpdated', @_id.getTimestamp())
+  done()
+  
 CampaignSchema.post 'save', -> @constructor.updateAdjacentCampaigns @
 
 CampaignSchema.statics.jsonSchema = jsonSchema

server/models/Classroom.coffee

@@ -5,6 +5,7 @@ plugins = require '../plugins/plugins'
 User = require './User'
 jsonSchema = require '../../app/schemas/models/classroom.schema.coffee'
 utils = require '../lib/utils'
+co = require 'co'
 
 ClassroomSchema = new mongoose.Schema {}, {strict: false, minimize: false, read:config.mongo.readpref}
 
@@ -52,6 +53,9 @@ ClassroomSchema.statics.jsonSchema = jsonSchema
 
 ClassroomSchema.set('toObject', {
   transform: (doc, ret, options) ->
+    # TODO: Remove this once classrooms are populated. This is only for when we are testing locked course content.
+    if not ret.courses
+      ret.courses = coursesData
     return ret unless options.req
     user = options.req.user
     unless user and (user.isAdmin() or user._id.equals(doc.get('ownerID')))
@@ -61,3 +65,26 @@ ClassroomSchema.set('toObject', {
 })
 
 module.exports = Classroom = mongoose.model 'classroom', ClassroomSchema, 'classrooms'
+
+coursesData = []
+
+co ->
+  console.log 'Populating courses data...'
+  Course = require './Course'
+  Campaign = require './Campaign'
+  courses = yield Course.find()
+  campaigns = yield Campaign.find({_id: {$in: (course.get('campaignID') for course in courses)}})
+  campaignMap = {}
+  campaignMap[campaign.id] = campaign for campaign in campaigns
+  coursesData = []
+  for course in courses
+    courseData = { _id: course._id, levels: [] }
+    campaign = campaignMap[course.get('campaignID').toString()]
+    levels = _.values(campaign.get('levels'))
+    levels = _.sortBy(levels, 'campaignIndex')
+    for level in levels
+      levelData = { original: mongoose.Types.ObjectId(level.original) }
+      _.extend(levelData, _.pick(level, 'type', 'slug', 'name'))
+      courseData.levels.push(levelData)
+    coursesData.push(courseData)
+  console.log 'Populated courses data.'

server/routes/index.coffee

@@ -46,6 +46,8 @@ module.exports.setup = (app) ->
   
   app.post('/db/classroom', mw.classrooms.post)
   app.get('/db/classroom', mw.classrooms.getByOwner)
+  app.get('/db/classroom/:handle/levels', mw.classrooms.fetchAllLevels)
+  app.get('/db/classroom/:handle/courses/:courseID/levels', mw.classrooms.fetchLevelsForCourse)
   app.get('/db/classroom/:handle/member-sessions', mw.classrooms.fetchMemberSessions)
   app.get('/db/classroom/:handle/members', mw.classrooms.fetchMembers) # TODO: Use mw.auth?
   app.get('/db/classroom/:handle', mw.auth.checkLoggedIn()) # TODO: Finish migrating route, adding now so 401 is returned
@@ -58,7 +60,9 @@ module.exports.setup = (app) ->
   app.get('/db/course', mw.rest.get(Course))
   app.get('/db/course/:handle', mw.rest.getByHandle(Course))
   
+  app.get('/db/course_instance/:handle/levels/:levelOriginal/next', mw.courseInstances.fetchNextLevel)
   app.post('/db/course_instance/:handle/members', mw.auth.checkLoggedIn(), mw.courseInstances.addMembers)
+  app.get('/db/course_instance/:handle/classroom', mw.auth.checkLoggedIn(), mw.courseInstances.fetchClassroom)
   
   app.delete('/db/user/:handle', mw.users.removeFromClassrooms)
   app.get('/db/user', mw.users.fetchByGPlusID, mw.users.fetchByFacebookID)

spec/server/functional/campaign_handler.spec.coffee

@@ -37,6 +37,7 @@ User = require '../../../server/models/User'
 request = require '../request'
 utils = require '../utils'
 slack = require '../../../server/slack'
+Promise = require 'bluebird'
 
 describe 'PUT /db/campaign', ->
   beforeEach utils.wrap (done) ->
@@ -44,6 +45,7 @@ describe 'PUT /db/campaign', ->
     admin = yield utils.initAdmin()
     yield utils.loginUser(admin)
     [res, body] = yield request.postAsync { uri: campaignURL, json: campaign }
+    @levelsUpdated = body.levelsUpdated
     @campaign = yield Campaign.findById(body._id)
     done()
   
@@ -75,6 +77,16 @@ describe 'PUT /db/campaign', ->
     [res, body] = yield request.putAsync { uri: campaignURL+'/'+@campaign.id, json: { name: 'A new name' } }
     expect(slack.sendSlackMessage).toHaveBeenCalled()
     done()
+    
+  it 'sets campaign.levelsUpdated to now iff levels are changed', utils.wrap (done) ->
+    data = {name: 'whatever'}
+    [res, body] = yield request.putAsync { uri: campaignURL+'/'+@campaign.id, json: data }
+    expect(body.levelsUpdated).toBe(@levelsUpdated)
+    yield new Promise((resolve) -> setTimeout(resolve, 10))
+    data = {levels: {'a': {original: 'a'}}}
+    [res, body] = yield request.putAsync { uri: campaignURL+'/'+@campaign.id, json: data }
+    expect(body.levelsUpdated).not.toBe(@levelsUpdated)
+    done()
 
 describe '/db/campaign', ->
   it 'prepares the db first', (done) ->

spec/server/functional/classrooms.spec.coffee

@@ -8,6 +8,8 @@ request = require '../request'
 requestAsync = Promise.promisify(request, {multiArgs: true})
 User = require '../../../server/models/User'
 Classroom = require '../../../server/models/Classroom'
+Course = require '../../../server/models/Course'
+Campaign = require '../../../server/models/Campaign'
 LevelSession = require '../../../server/models/LevelSession'
 Level = require '../../../server/models/Level'
 
@@ -60,7 +62,28 @@ describe 'GET /db/classroom/:id', ->
 describe 'POST /db/classroom', ->
   
   beforeEach utils.wrap (done) ->
-    yield utils.clearModels [User, Classroom]
+    yield utils.clearModels [User, Classroom, Course, Level, Campaign]
+    admin = yield utils.initAdmin()
+    yield utils.loginUser(admin)
+    levelJSONA = { name: 'Level A', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSONA})
+    expect(res.statusCode).toBe(200)
+    @levelA = yield Level.findById(res.body._id)
+    levelJSONB = { name: 'Level B', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSONB})
+    expect(res.statusCode).toBe(200)
+    @levelB = yield Level.findById(res.body._id)
+    campaignJSON = { name: 'Campaign', levels: {} }
+    paredLevelB = _.pick(@levelB.toObject(), 'name', 'original', 'type', 'slug')
+    paredLevelB.campaignIndex = 1
+    campaignJSON.levels[@levelB.get('original').toString()] = paredLevelB
+    paredLevelA = _.pick(@levelA.toObject(), 'name', 'original', 'type', 'slug')
+    paredLevelA.campaignIndex = 0
+    campaignJSON.levels[@levelA.get('original').toString()] = paredLevelA
+    [res, body] = yield request.postAsync({uri: getURL('/db/campaign'), json: campaignJSON})
+    @campaign = yield Campaign.findById(res.body._id)
+    @course = Course({name: 'Course', campaignID: @campaign._id})
+    yield @course.save()
     done()
   
   it 'creates a new classroom for the given user with teacher role', utils.wrap (done) ->
@@ -75,6 +98,7 @@ describe 'POST /db/classroom', ->
     done()
         
   it 'returns 401 for anonymous users', utils.wrap (done) ->
+    yield utils.logout()
     data = { name: 'Classroom 2' }
     [res, body] = yield request.postAsync {uri: classroomsURL, json: data }
     expect(res.statusCode).toBe(401)
@@ -87,8 +111,116 @@ describe 'POST /db/classroom', ->
     [res, body] = yield request.postAsync {uri: classroomsURL, json: data }
     expect(res.statusCode).toBe(403)
     done()
+    
+  it 'makes a copy of the list of all levels in all courses', utils.wrap (done) ->
+    teacher = yield utils.initUser({role: 'teacher'})
+    yield utils.loginUser(teacher)
+    data = { name: 'Classroom 2' }
+    [res, body] = yield request.postAsync {uri: classroomsURL, json: data }
+    classroom = yield Classroom.findById(res.body._id)
+    expect(classroom.get('courses')[0].levels[0].original.toString()).toBe(@levelA.get('original').toString())
+    expect(classroom.get('courses')[0].levels[0].type).toBe('course')
+    expect(classroom.get('courses')[0].levels[0].slug).toBe('level-a')
+    expect(classroom.get('courses')[0].levels[0].name).toBe('Level A')
+    done()
         
-        
+describe 'GET /db/classroom/:handle/levels', ->
+
+  beforeEach utils.wrap (done) ->
+    yield utils.clearModels [User, Classroom, Course, Level, Campaign]
+    admin = yield utils.initAdmin()
+    yield utils.loginUser(admin)
+    levelJSON = { name: 'King\'s Peak 3', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSON})
+    expect(res.statusCode).toBe(200)
+    @level = yield Level.findById(res.body._id)
+    campaignJSON = { name: 'Campaign', levels: {} }
+    paredLevel = _.pick(res.body, 'name', 'original', 'type')
+    campaignJSON.levels[res.body.original] = paredLevel
+    [res, body] = yield request.postAsync({uri: getURL('/db/campaign'), json: campaignJSON})
+    @campaign = yield Campaign.findById(res.body._id)
+    @course = Course({name: 'Course', campaignID: @campaign._id})
+    yield @course.save()
+    teacher = yield utils.initUser({role: 'teacher'})
+    yield utils.loginUser(teacher)
+    data = { name: 'Classroom 1' }
+    [res, body] = yield request.postAsync {uri: classroomsURL, json: data }
+    expect(res.statusCode).toBe(201)
+    @classroom = yield Classroom.findById(res.body._id)
+    done()
+  
+  it 'returns all levels referenced in in the classroom\'s copy of course levels', utils.wrap (done) ->
+    [res, body] = yield request.getAsync { uri: getURL("/db/classroom/#{@classroom.id}/levels"), json: true }
+    expect(res.statusCode).toBe(200)
+    levels = res.body
+    expect(levels.length).toBe(1)
+    expect(levels[0].name).toBe("King's Peak 3")
+    done()
+
+describe 'GET /db/classroom/:handle/levels', ->
+
+  beforeEach utils.wrap (done) ->
+    yield utils.clearModels [User, Classroom, Course, Level, Campaign]
+    admin = yield utils.initAdmin()
+    yield utils.loginUser(admin)
+    
+    levelJSON = { name: 'A', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSON})
+    expect(res.statusCode).toBe(200)
+    @levelA = yield Level.findById(res.body._id)
+    paredLevelA = _.pick(res.body, 'name', 'original', 'type')
+
+    levelJSON = { name: 'B', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSON})
+    expect(res.statusCode).toBe(200)
+    @levelB = yield Level.findById(res.body._id)
+    paredLevelB = _.pick(res.body, 'name', 'original', 'type')
+    
+    campaignJSONA = { name: 'Campaign A', levels: {} }
+    campaignJSONA.levels[paredLevelA.original] = paredLevelA
+    [res, body] = yield request.postAsync({uri: getURL('/db/campaign'), json: campaignJSONA})
+    @campaignA = yield Campaign.findById(res.body._id)
+
+    campaignJSONB = { name: 'Campaign B', levels: {} }
+    campaignJSONB.levels[paredLevelB.original] = paredLevelB
+    [res, body] = yield request.postAsync({uri: getURL('/db/campaign'), json: campaignJSONB})
+    @campaignB = yield Campaign.findById(res.body._id)
+    
+    @courseA = Course({name: 'Course A', campaignID: @campaignA._id})
+    yield @courseA.save()
+
+    @courseB = Course({name: 'Course B', campaignID: @campaignB._id})
+    yield @courseB.save()
+
+    teacher = yield utils.initUser({role: 'teacher'})
+    yield utils.loginUser(teacher)
+    data = { name: 'Classroom 1' }
+    [res, body] = yield request.postAsync {uri: classroomsURL, json: data }
+    expect(res.statusCode).toBe(201)
+    @classroom = yield Classroom.findById(res.body._id)
+    done()
+
+  it 'returns all levels referenced in in the classroom\'s copy of course levels', utils.wrap (done) ->
+    [res, body] = yield request.getAsync { uri: getURL("/db/classroom/#{@classroom.id}/levels"), json: true }
+    expect(res.statusCode).toBe(200)
+    levels = res.body
+    expect(levels.length).toBe(2)
+
+    [res, body] = yield request.getAsync { uri: getURL("/db/classroom/#{@classroom.id}/courses/#{@courseA.id}/levels"), json: true }
+    expect(res.statusCode).toBe(200)
+    levels = res.body
+    expect(levels.length).toBe(1)
+    expect(levels[0].original).toBe(@levelA.get('original').toString())
+
+    [res, body] = yield request.getAsync { uri: getURL("/db/classroom/#{@classroom.id}/courses/#{@courseB.id}/levels"), json: true }
+    expect(res.statusCode).toBe(200)
+    levels = res.body
+    expect(levels.length).toBe(1)
+    expect(levels[0].original).toBe(@levelB.get('original').toString())
+    
+    done()
+
+
 describe 'PUT /db/classroom', ->
 
   it 'clears database users and classrooms', (done) ->

spec/server/functional/course_instance.spec.coffee

@@ -7,6 +7,8 @@ CourseInstance = require '../../../server/models/CourseInstance'
 Course = require '../../../server/models/Course'
 User = require '../../../server/models/User'
 Classroom = require '../../../server/models/Classroom'
+Campaign = require '../../../server/models/Campaign'
+Level = require '../../../server/models/Level'
 Prepaid = require '../../../server/models/Prepaid'
 request = require '../request'
 
@@ -241,4 +243,124 @@ describe 'DELETE /db/course_instance/:id/members', ->
     expect(res.body.members.length).toBe(0)
     user = yield User.findById(@student.id)
     expect(_.size(user.get('courseInstances'))).toBe(0)
+    done()
+    
+describe 'GET /db/course_instance/:handle/levels/:levelOriginal/next', ->
+
+  beforeEach utils.wrap (done) ->
+    yield utils.clearModels [User, Classroom, Course, Level, Campaign]
+    admin = yield utils.initAdmin()
+    yield utils.loginUser(admin)
+
+    levelJSON = { name: 'A', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSON})
+    expect(res.statusCode).toBe(200)
+    @levelA = yield Level.findById(res.body._id)
+    paredLevelA = _.pick(res.body, 'name', 'original', 'type')
+
+    levelJSON = { name: 'B', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSON})
+    expect(res.statusCode).toBe(200)
+    @levelB = yield Level.findById(res.body._id)
+    paredLevelB = _.pick(res.body, 'name', 'original', 'type')
+
+    levelJSON = { name: 'C', permissions: [{access: 'owner', target: admin.id}], type: 'course' }
+    [res, body] = yield request.postAsync({uri: getURL('/db/level'), json: levelJSON})
+    expect(res.statusCode).toBe(200)
+    @levelC = yield Level.findById(res.body._id)
+    paredLevelC = _.pick(res.body, 'name', 'original', 'type')
+
+    campaignJSONA = { name: 'Campaign A', levels: {} }
+    campaignJSONA.levels[paredLevelA.original] = paredLevelA
+    campaignJSONA.levels[paredLevelB.original] = paredLevelB
+    [res, body] = yield request.postAsync({uri: getURL('/db/campaign'), json: campaignJSONA})
+    @campaignA = yield Campaign.findById(res.body._id)
+
+    campaignJSONB = { name: 'Campaign B', levels: {} }
+    campaignJSONB.levels[paredLevelC.original] = paredLevelC
+    [res, body] = yield request.postAsync({uri: getURL('/db/campaign'), json: campaignJSONB})
+    @campaignB = yield Campaign.findById(res.body._id)
+
+    @courseA = Course({name: 'Course A', campaignID: @campaignA._id})
+    yield @courseA.save()
+
+    @courseB = Course({name: 'Course B', campaignID: @campaignB._id})
+    yield @courseB.save()
+
+    teacher = yield utils.initUser({role: 'teacher'})
+    yield utils.loginUser(teacher)
+    data = { name: 'Classroom 1' }
+    classroomsURL = getURL('/db/classroom')
+    [res, body] = yield request.postAsync {uri: classroomsURL, json: data }
+    expect(res.statusCode).toBe(201)
+    @classroom = yield Classroom.findById(res.body._id)
+    
+    url = getURL('/db/course_instance')
+
+    dataA = { name: 'Some Name', courseID: @courseA.id, classroomID: @classroom.id }
+    [res, body] = yield request.postAsync {uri: url, json: dataA}
+    expect(res.statusCode).toBe(200)
+    @courseInstanceA = yield CourseInstance.findById(res.body._id)
+
+    dataB = { name: 'Some Other Name', courseID: @courseB.id, classroomID: @classroom.id }
+    [res, body] = yield request.postAsync {uri: url, json: dataB}
+    expect(res.statusCode).toBe(200)
+    @courseInstanceB = yield CourseInstance.findById(res.body._id)
+    
+    done()
+
+  it 'returns the next level for the course in the linked classroom', utils.wrap (done) ->
+    [res, body] = yield request.getAsync { uri: utils.getURL("/db/course_instance/#{@courseInstanceA.id}/levels/#{@levelA.id}/next"), json: true }
+    expect(res.statusCode).toBe(200)
+    expect(res.body.original).toBe(@levelB.original.toString())
+    done()
+    
+  it 'returns 404 if the given level is the last level in its course', utils.wrap (done) ->
+    [res, body] = yield request.getAsync { uri: utils.getURL("/db/course_instance/#{@courseInstanceA.id}/levels/#{@levelB.id}/next"), json: true }
+    expect(res.statusCode).toBe(404)
+    done()
+
+  it 'returns 404 if the given level is not in the course instance\'s course', utils.wrap (done) ->
+    [res, body] = yield request.getAsync { uri: utils.getURL("/db/course_instance/#{@courseInstanceB.id}/levels/#{@levelA.id}/next"), json: true }
+    expect(res.statusCode).toBe(404)
+    done()
+    
+    
+describe 'GET /db/course_instance/:handle/classroom', ->
+
+  beforeEach utils.wrap (done) ->
+    yield utils.clearModels [User, CourseInstance, Classroom]
+    @owner = yield utils.initUser()
+    yield @owner.save()
+    @member = yield utils.initUser()
+    yield @member.save()
+    @classroom = new Classroom({
+      ownerID: @owner._id
+      members: [@member._id]
+    })
+    yield @classroom.save()
+    @courseInstance = new CourseInstance({classroomID: @classroom._id})
+    yield @courseInstance.save()
+    @url = getURL("/db/course_instance/#{@courseInstance.id}/classroom")
+    done()
+
+  it 'returns the course instance\'s referenced classroom', utils.wrap (done) ->
+    yield utils.loginUser @owner
+    [res, body] = yield request.getAsync(@url, {json: true})
+    expect(res.statusCode).toBe(200)
+    expect(body.code).toBeDefined()
+    done()
+
+  it 'works if you are the owner or member', utils.wrap (done) ->
+    yield utils.loginUser @member
+    [res, body] = yield request.getAsync(@url, {json: true})
+    expect(res.statusCode).toBe(200)
+    expect(body.code).toBeUndefined()
+    done()
+
+  it 'does not work if you are not the owner or a member', utils.wrap (done) ->
+    @user = yield utils.initUser()
+    yield utils.loginUser @user
+    [res, body] = yield request.getAsync(@url, {json: true})
+    expect(res.statusCode).toBe(403)
     done()

test/app/fixtures/classrooms/active-classroom.coffee

@@ -13,5 +13,36 @@ module.exports = new Classroom(
     ownerID: "teacher0",
     aceConfig:
       language: 'python'
+    courses: [
+      {
+        _id: "course0",
+        levels: [
+          {
+            original: 'level0_0'
+            name: 'level0_0'
+            type: 'hero'
+          },
+          {
+            original: 'level0_1'
+            name: 'level0_1'
+            type: 'hero'
+          },
+          {
+            original: 'level0_2'
+            name: 'level0_2'
+            type: 'hero'
+          },
+          {
+            original: 'level0_3'
+            name: 'level0_3'
+            type: 'hero'
+          },
+        ]
+      },
+      {
+        _id: "course1",
+        levels: []
+      },
+    ]
   }
 )

test/app/lib/CoursesHelper.spec.coffee

@@ -27,7 +27,7 @@ describe 'CoursesHelper', ->
       
       describe 'progressData.get({classroom, course})', ->
         it 'returns object with .completed=true and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           progress = progressData.get {@classroom, @course}
           expect(progress.completed).toBe true
           expect(progress.started).toBe true
@@ -35,14 +35,14 @@ describe 'CoursesHelper', ->
       describe 'progressData.get({classroom, course, level, user})', ->
         it 'returns object with .completed=true and .started=true', ->
           for student in @students.models
-            progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+            progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
             progress = progressData.get {@classroom, @course, user: student}
             expect(progress.completed).toBe true
             expect(progress.started).toBe true
 
       describe 'progressData.get({classroom, course, level, user})', ->
         it 'returns object with .completed=true and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           for level in @campaign.getLevels().models
             progress = progressData.get {@classroom, @course, level}
             expect(progress.completed).toBe true
@@ -50,7 +50,7 @@ describe 'CoursesHelper', ->
 
       describe 'progressData.get({classroom, course, level, user})', ->
         it 'returns object with .completed=true and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           for level in @campaign.getLevels().models
             for user in @students.models
               progress = progressData.get {@classroom, @course, level, user}
@@ -64,20 +64,20 @@ describe 'CoursesHelper', ->
         @courseInstances = require 'test/app/fixtures/course-instances'
 
       it 'progressData.get({classroom, course}) returns object with .completed=false', ->
-        progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+        progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
         progress = progressData.get {@classroom, @course}
         expect(progress.completed).toBe false
 
       describe 'when NOT all students have completed a level', ->
         it 'progressData.get({classroom, course, level}) returns object with .completed=false and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           for level in @campaign.getLevels().models
             progress = progressData.get {@classroom, @course, level}
             expect(progress.completed).toBe false
 
       describe 'when the student has completed the course', ->
         it 'progressData.get({classroom, course, user}) returns object with .completed=true and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           student = @students.get('student0')
           progress = progressData.get {@classroom, @course, user: student}
           expect(progress.completed).toBe true
@@ -85,7 +85,7 @@ describe 'CoursesHelper', ->
 
       describe 'when the student has NOT completed the course', ->
         it 'progressData.get({classroom, course, user}) returns object with .completed=false and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           student = @students.get('student1')
           progress = progressData.get {@classroom, @course, user: student}
           expect(progress.completed).toBe false
@@ -93,7 +93,7 @@ describe 'CoursesHelper', ->
 
       describe 'when the student has completed the level', ->
         it 'progressData.get({classroom, course, level, user}) returns object with .completed=true and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           student = @students.get('student0')
           for level in @campaign.getLevels().models
             progress = progressData.get {@classroom, @course, level, user: student}
@@ -102,7 +102,7 @@ describe 'CoursesHelper', ->
 
       describe 'when the student has NOT completed the level but has started', ->
         it 'progressData.get({classroom, course, level, user}) returns object with .completed=true and .started=true', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           user = @students.get('student2')
           level = @campaign.getLevels().get('level0_0')
           progress = progressData.get {@classroom, @course, level, user}
@@ -111,7 +111,7 @@ describe 'CoursesHelper', ->
 
       describe 'when the student has NOT started the level', ->
         it 'progressData.get({classroom, course, level, user}) returns object with .completed=false and .started=false', ->
-          progressData = helper.calculateAllProgress(@classrooms, @courses, @campaigns, @courseInstances, @students)
+          progressData = helper.calculateAllProgress(@classrooms, @courses, @courseInstances, @students)
           user = @students.get('student3')
           level = @campaign.getLevels().get('level0_0')
           progress = progressData.get {@classroom, @course, level, user}

test/app/views/play/level/modal/CourseVictoryModal.spec.coffee

@@ -24,6 +24,8 @@ describe 'CourseVictoryModal', ->
       courseInstanceID: '56414c3868785b5f152424f1'
       courseID: '560f1a9f22961295f9427742'
     }
+
+  nextLevelRequest = null
     
   handleRequests = ->
     requests = jasmine.Ajax.requests.all()
@@ -33,12 +35,14 @@ describe 'CourseVictoryModal', ->
     earnedAchievementRequests = _.where(requests, {url: '/db/earned_achievement'})
     for [request, response] in _.zip(earnedAchievementRequests, fixtures.earnedAchievements)
       request.respondWith({status: 200, responseText: JSON.stringify(response)})
-
-    sessionsRequest = _.find(requests, (r) -> _.string.startsWith(r.url, '/db/course_instance'))
+      
+    sessionsRequest = _.findWhere(requests, {url: '/db/course_instance/56414c3868785b5f152424f1/my-course-level-sessions'})
     sessionsRequest.respondWith({status: 200, responseText: JSON.stringify(fixtures.courseInstanceSessions)})
 
-    campaignRequest = _.findWhere(requests, {url: '/db/campaign/55b29efd1cd6abe8ce07db0d'})
-    campaignRequest.respondWith({status: 200, responseText: JSON.stringify(fixtures.campaign)})
+    classroomRequest = _.findWhere(requests, {url: '/db/course_instance/56414c3868785b5f152424f1/classroom'})
+    classroomRequest.respondWith({status: 200, responseText: JSON.stringify(fixtures.campaign)}) # TODO: Fix this...
+
+    nextLevelRequest = _.findWhere(requests, {url: '/db/course_instance/56414c3868785b5f152424f1/levels/54173c90844506ae0195a0b4/next'})
     
   describe 'given a course level with a next level and no item or hero rewards', ->
     modal = null
@@ -47,6 +51,7 @@ describe 'CourseVictoryModal', ->
       options = makeViewOptions()
       modal = new CourseVictoryModal(options)
       handleRequests()
+      nextLevelRequest.respondWith({status: 200, responseText: JSON.stringify(fixtures.nextLevel)})
       _.defer done
 
     it 'only shows the ProgressView', ->
@@ -80,6 +85,7 @@ describe 'CourseVictoryModal', ->
       delete options.nextLevel
       modal = new CourseVictoryModal(options)
       handleRequests()
+      nextLevelRequest.respondWith({status: 404, responseText: '{}'})
       _.defer done
       
     describe 'its ProgressView', ->
@@ -112,6 +118,7 @@ describe 'CourseVictoryModal', ->
       
       modal = new CourseVictoryModal(options)
       handleRequests()
+      nextLevelRequest.respondWith({status: 200, responseText: JSON.stringify(fixtures.nextLevel)})
       _.defer done
       
     it 'includes a NewItemView when the level rewards a new item', ->

test/app/views/teachers/TeacherClassView.spec.coffee

@@ -10,8 +10,6 @@ describe 'TeacherClassView', ->
   #   it 'responds with 401 error'
   #   it 'shows Log In and Create Account buttons'
   
-  @view = null
-    
   # describe "when you don't own the class", ->
   #   it 'responds with 403 error'
   #   it 'shows Log Out button'
@@ -22,14 +20,12 @@ describe 'TeacherClassView', ->
       @classroom = require 'test/app/fixtures/classrooms/active-classroom'
       @students = require 'test/app/fixtures/students'
       @courses = require 'test/app/fixtures/courses'
-      @campaigns = require 'test/app/fixtures/campaigns'
       @courseInstances = require 'test/app/fixtures/course-instances'
       @levelSessions = require 'test/app/fixtures/level-sessions-partially-completed'
       
       @view = new TeacherClassView()
       @view.classroom.fakeRequests.forEach (r, index) => r.respondWith({ status: 200, responseText: JSON.stringify(@classroom) })
       @view.courses.fakeRequests.forEach (r, index) => r.respondWith({ status: 200, responseText: JSON.stringify(@courses) })
-      @view.campaigns.fakeRequests.forEach (r, index) => r.respondWith({ status: 200, responseText: JSON.stringify(@campaigns) })
       @view.courseInstances.fakeRequests.forEach (r, index) => r.respondWith({ status: 200, responseText: JSON.stringify(@courseInstances) })
       @view.students.fakeRequests.forEach (r, index) => r.respondWith({ status: 200, responseText: JSON.stringify(@students) })
       @view.classroom.sessions.fakeRequests.forEach (r, index) => r.respondWith({ status: 200, responseText: JSON.stringify(@levelSessions) })