Implementing alternative pricing with Alipay in China to support dedicated China server.

app/core/services/stripe.coffee

@@ -4,7 +4,7 @@ module.exports = handler = StripeCheckout.configure({
   key: publishableKey
   name: 'CodeCombat'
   email: me.get('email')
-  image: '/images/pages/base/logo_square_250.png'
+  image: "https://codecombat.com/images/pages/base/logo_square_250.png"
   token: (token) ->
     Backbone.Mediator.publish 'stripe:received-token', { token: token }
   locale: 'auto'

app/locale/en.coffee

@@ -581,13 +581,14 @@
     intro_1: "CodeCombat is an online game that teaches programming. Students write code in real programming languages."
     intro_2: "No experience required!"
     free_title: "How much does it cost?"
+    cost_china: "CodeCombat in China is free for the first five levels, after which it costs $9.99 per month for access to our other 120+ levels on our exclusive China servers."
     free_1: "CodeCombat Basic is FREE! There are 70+ free levels which cover every concept."
     free_2: "A monthly subscription provides access to video tutorials and extra practice levels."
     teacher_subs_title: "Teachers get free subscriptions!"
     teacher_subs_1: "Please contact"
-    teacher_subs_2: "to setup a free monthly subscription."
+    teacher_subs_2: "to set up a free monthly subscription."
     sub_includes_title: "What is included in the subscription?"
-    sub_includes_1: "In additional to the 70+ free levels, students with a monthly subscription get access to these additional features:"
+    sub_includes_1: "In additional to the 70+ basic levels, students with a monthly subscription get access to these additional features:"  # {change}
     sub_includes_2: "40+ practice levels"
     sub_includes_3: "Video tutorials"
     sub_includes_4: "Premium email support"
@@ -597,7 +598,8 @@
     who_for_1: "We recommend CodeCombat for students aged 9 and up. No prior programming experience is needed."
     who_for_2: "We've designed CodeCombat to appeal to both boys and girls."
     material_title: "How much material is there?"
-    material_1: "Approximately 8 hours of free content, and an additional 14 hours of subscriber content."
+    material_china: "Approximately 22 hours of gameplay spread over 120+ subscriber-only levels so far, with 5 new levels every week."
+    material_1: "Approximately 8 hours of free content and an additional 14 hours of subscriber content, with 5 new levels every week."  # {change}
     concepts_title: "What concepts are covered?"
     how_much_title: "How much does a monthly subscription cost?"
     how_much_1: "A"

app/schemas/models/user.coffee

@@ -304,6 +304,7 @@ _.extend UserSchema.properties,
 
   siteref: { type: 'string' }
   referrer: { type: 'string' }
+  chinaVersion: { type: 'boolean' }
 
 c.extendBasicProperties UserSchema, 'user'
 

app/templates/base.jade

@@ -8,7 +8,7 @@ block header
       a(href="/")
         span.glyphicon.glyphicon-home
       a(href="/about", data-i18n="nav.about")
-      a(href='/play/ladder', data-i18n="home.multiplayer").multiplayer-nav-link
+      //a(href='/play/ladder', data-i18n="home.multiplayer").multiplayer-nav-link
       a(href='/community', data-i18n="nav.community")
       a(href='http://blog.codecombat.com/', data-i18n="nav.blog")
       a(href='http://discourse.codecombat.com/', data-i18n="nav.forum")

app/templates/community-view.jade

@@ -78,6 +78,7 @@ block content
         a(href="/contribute/artisan")
           img(src="/images/pages/community/artisan.png")
 
+        if !me.get('chinaVersion')
           a(href="/contribute/adventurer")
             img(src="/images/pages/community/adventurer.png")
 

app/templates/contribute/contribute.jade

@@ -32,6 +32,7 @@ block content
         p(data-i18n="classes.artisan_summary")
           | Build and share levels for you and your friends to play. Become an Artisan to learn the art of teaching others to program.
 
+  if !me.get('chinaVersion')
     a(href="/contribute/adventurer")
       div.class_tile
         img.tile-img(src="/images/pages/contribute/tile_adventurer.png", alt="")

app/templates/core/subscribe-modal.jade

@@ -20,6 +20,7 @@
         thead
           tr
             th
+            if !me.get('chinaVersion')
               th(data-i18n="subscribe.free")
             th
               //- TODO: find a better way to localize '$9.99/month'
@@ -29,6 +30,7 @@
           tr
             td.feature-description
               span(data-i18n="subscribe.feature1")
+            if !me.get('chinaVersion')
               td.center-ok
                 span.glyphicon.glyphicon-ok
             td.center-ok
@@ -36,30 +38,35 @@
           tr
             td.feature-description
               span(data-i18n="[html]subscribe.feature2")
+            if !me.get('chinaVersion')
               td 
             td.center-ok
               span.glyphicon.glyphicon-ok
           tr
             td.feature-description
               span(data-i18n="subscribe.feature3")
+            if !me.get('chinaVersion')
               td 
             td.center-ok
               span.glyphicon.glyphicon-ok
           tr
             td.feature-description
               span(data-i18n="[html]subscribe.feature4")
+            if !me.get('chinaVersion')
               td 
             td.center-ok
               span.glyphicon.glyphicon-ok
           tr
             td.feature-description
               span(data-i18n="subscribe.feature5")
+            if !me.get('chinaVersion')
               td 
             td.center-ok
               span.glyphicon.glyphicon-ok
           tr
             td.feature-description
               span(data-i18n="subscribe.feature6")
+            if !me.get('chinaVersion')
               td 
             td.center-ok
               span.glyphicon.glyphicon-ok

app/templates/legal.jade

@@ -49,10 +49,11 @@ block content
       span.spl(data-i18n="legal.email_description_suffix")
         | or through links in the emails we send, 
         | you can change your preferences and easily unsubscribe at any time.
+    if !me.get('chinaVersion')
       h4(data-i18n="legal.cost_title")
         | Cost
       p(data-i18n="legal.cost_description")
-      | CodeCombat is free to play in the dungeon campaign, with a $9.99 USD/mo subscription for access to later campaigns and 3500 bonus gems per month. You can cancel with a click, and we offer a 100% money-back guarantee.
+        | CodeCombat is free to play for all of its core levels, with a $9.99 USD/mo subscription for access to extra level branches and 3500 bonus gems per month. You can cancel with a click, and we offer a 100% money-back guarantee.
     
   h2(data-i18n="legal.copyrights_title")
     | Copyrights and Licenses

app/templates/play/menu/guide-view.jade

@@ -10,7 +10,7 @@ if docs.length === 1
   div
     != docs[0].html
 
-  if (me.get('preferredLanguage') || 'en-US').substr(0, 2) == 'en'
+  if (!me.isPremium() || me.isAdmin()) && (me.get('preferredLanguage') || 'en-US').substr(0, 2) == 'en'
     hr
     h3 Want more programming lessons?
     ul

app/templates/teachers.jade

@@ -11,6 +11,9 @@ block content
       p(data-i18n="teachers.intro_2")
 
       h3(data-i18n="teachers.free_title")
+      if me.get('chinaVersion')
+        p(data-i18n="teachers.cost_china")
+      else
         p(data-i18n="teachers.free_1")
         p(data-i18n="teachers.free_2")
 
@@ -35,6 +38,9 @@ block content
       p(data-i18n="teachers.who_for_2")
 
       h3(data-i18n="teachers.material_title")
+      if me.get('chinaVersion')
+        p(data-i18n="teachers.material_china")
+      else
         p(data-i18n="teachers.material_1")
 
       h3(data-i18n="teachers.concepts_title")

app/views/account/InvoicesView.coffee

@@ -53,7 +53,7 @@ module.exports = class InvoicesView extends RootView
       amount: @amount
       description: @description
       bitcoin: true
-      alipay: 'auto'
+      alipay: if me.get('chinaVersion') or me.get('preferredLanguage')[...2] is 'zh' then true else 'auto'
 
   onStripeReceivedToken: (e) ->
     data = {

app/views/account/SubscriptionView.coffee

@@ -247,7 +247,7 @@ class RecipientSubs
     options = {
       description: "#{@recipientEmails.length} " + $.i18n.t('subscribe.stripe_description', defaultValue: 'Monthly Subscriptions')
       amount: amount
-      alipay: 'auto'
+      alipay: if me.get('chinaVersion') or me.get('preferredLanguage')[...2] is 'zh' then true else 'auto'
       alipayReusable: true
     }
     @state = 'start subscribe'

app/views/core/SubscribeModal.coffee

@@ -112,7 +112,7 @@ module.exports = class SubscribeModal extends ModalView
     options = {
       description: $.i18n.t('subscribe.stripe_description')
       amount: @product.amount
-      alipay: 'auto'
+      alipay: if me.get('chinaVersion') or me.get('preferredLanguage')[...2] is 'zh' then true else 'auto'
       alipayReusable: true
     }
 

app/views/play/CampaignView.coffee

@@ -432,7 +432,9 @@ module.exports = class CampaignView extends RootView
     levelOriginal = levelElement.data('level-original')
     level = _.find _.values(@campaign.get('levels')), slug: levelSlug
 
-    if level.requiresSubscription and @requiresSubscription and not @levelStatusMap[level.slug] and not level.adventurer
+    requiresSubscription = level.requiresSubscription or (me.get('chinaVersion') and not (level.slug in ['dungeons-of-kithgard', 'gems-in-the-deep', 'shadow-guard', 'forgetful-gemsmith', 'signs-and-portents', 'true-names']))
+    canPlayAnyway = not @requiresSubscription or level.adventurer
+    if requiresSubscription and not canPlayAnyway
       @openModalView new SubscribeModal()
       window.tracker?.trackEvent 'Show subscription modal', category: 'Subscription', label: 'map level clicked', level: levelSlug
     else

app/views/play/level/LevelLoadingView.coffee

@@ -111,7 +111,7 @@ module.exports = class LevelLoadingView extends CocoView
 
   onClickStartSubscription: (e) ->
     @openModalView new SubscribeModal()
-    window.tracker?.trackEvent 'Show subscription modal', category: 'Subscription', label: 'level loading', level: @options.level.get('slug')
+    window.tracker?.trackEvent 'Show subscription modal', category: 'Subscription', label: 'level loading', level: @level?.get('slug') or @options.level?.get('slug')
 
   onSubscribed: ->
     document.location.reload()

app/views/play/modal/BuyGemsModal.coffee

@@ -70,7 +70,7 @@ module.exports = class BuyGemsModal extends ModalView
         description: $.t(product.i18n)
         amount: product.amount
         bitcoin: true
-        alipay: 'auto'
+        alipay: if me.get('chinaVersion') or me.get('preferredLanguage')[...2] is 'zh' then true else 'auto'
       })
 
     @productBeingPurchased = product

scripts/mongodb/unsubmit-ladder.js

@@ -0,0 +1,22 @@
+var levelID = 'zero-sum';
+var sessions = db.level.sessions.find({levelID: levelID, submitted: true}).toArray();
+for (var i = 0; i < sessions.length; ++i) {
+  var session = sessions[i];
+  if (session.creatorName == 'The AI') continue;
+  if (!session.submittedCode) continue;
+  print("Unsubmitting " + session.creatorName + " " + session.team);
+  session.submitted = false;
+  db.level.sessions.save(session);
+}
+
+// // Resubmit
+// var levelID = 'zero-sum';
+// var sessions = db.level.sessions.find({levelID: levelID, submitted: false}).toArray();
+// for (var i = 0; i < sessions.length; ++i) {
+//   var session = sessions[i];
+//   if (session.creatorName == 'The AI') continue;
+//   if (!session.submittedCode) continue;
+//   print("Resubmitting " + session.creatorName + " " + session.team);
+//   session.submitted = true;  // false;
+//   db.level.sessions.save(session);
+// }

server/levels/level_handler.coffee

@@ -82,6 +82,7 @@ LevelHandler = class LevelHandler extends Handler
     super(arguments...)
 
   fetchLevelByIDAndHandleErrors: (id, req, res, callback) ->
+    # TODO: this could probably be faster with projections, right?
     @getDocumentForIdOrSlug id, (err, level) =>
       return @sendDatabaseError(res, err) if err
       return @sendNotFoundError(res) unless level?
@@ -103,7 +104,9 @@ LevelHandler = class LevelHandler extends Handler
       Session.findOne(sessionQuery).exec (err, doc) =>
         return @sendDatabaseError(res, err) if err
         return @sendSuccess(res, doc) if doc?
-        return @sendPaymentRequiredError(res, err) if (not req.user.isPremium()) and level.get('requiresSubscription') and not level.get('adventurer')
+        requiresSubscription = level.get('requiresSubscription') or (req.user.get('chinaVersion') and level.get('campaign') and not (level.slug in ['dungeons-of-kithgard', 'gems-in-the-deep', 'shadow-guard', 'forgetful-gemsmith', 'signs-and-portents', 'true-names']))
+        canPlayAnyway = req.user.isPremium() or level.get 'adventurer'
+        return @sendPaymentRequiredError(res, err) if requiresSubscription and not canPlayAnyway
         @createAndSaveNewSession sessionQuery, req, res
 
   createAndSaveNewSession: (sessionQuery, req, res) =>

server/routes/auth.coffee

@@ -202,3 +202,4 @@ module.exports.makeNewUser = makeNewUser = (req) ->
   lang = languages.languageCodeFromAcceptedLanguages req.acceptedLanguages
   user.set 'preferredLanguage', lang if lang[...2] isnt 'en'
   user.set 'lastIP', req.connection.remoteAddress
+  user.set 'chinaVersion', true if req.chinaVersion

server/routes/mail.coffee

@@ -728,7 +728,7 @@ sendNextStepsEmail = (user, now, daysAgo) ->
       possibleAdditionalOffers = ['code-school', 'one-month', 'learnable', 'pluralsight']
       for offer in _.sample possibleAdditionalOffers, nAdditionalOffers
         offers[offer] = true
-
+      # TODO: adjust template to not include any offers if user.isPremium()
       # TODO: do something with the preferredLanguage?
       context =
         email_id: sendwithus.templates.next_steps_email

server/users/User.coffee

@@ -136,10 +136,11 @@ UserSchema.statics.updateServiceSettings = (doc, callback) ->
     groupings: [{id: mail.MAILCHIMP_GROUP_ID, groups: newGroups}]
     'new-email': doc.get('email')
   }
+  #params.merge_vars.chinaVersion = true if doc.get('chinaVersion')  # ???
   params.update_existing = true
 
   onSuccess = (data) ->
-    data.email = doc.get('email')  # Make sure that we don't spam opt-in emails even if MailChimp doesn't udpate the email it gets in this object until they have confirmed.
+    data.email = doc.get('email')  # Make sure that we don't spam opt-in emails even if MailChimp doesn't update the email it gets in this object until they have confirmed.
     doc.set('mailChimp', data)
     doc.updatedMailChimp = true
     doc.save()
@@ -291,7 +292,7 @@ UserSchema.statics.hashPassword = (password) ->
 UserSchema.statics.privateProperties = [
   'permissions', 'email', 'mailChimp', 'firstName', 'lastName', 'gender', 'facebookID',
   'gplusID', 'music', 'volume', 'aceConfig', 'employerAt', 'signedEmployerAgreement',
-  'emailSubscriptions', 'emails', 'activity', 'stripe', 'stripeCustomerID'
+  'emailSubscriptions', 'emails', 'activity', 'stripe', 'stripeCustomerID', 'chinaVersion'
 ]
 UserSchema.statics.jsonSchema = jsonschema
 UserSchema.statics.editableProperties = [

server_setup.coffee

@@ -79,19 +79,18 @@ setupPassportMiddleware = (app) ->
   app.use(authentication.session())
 
 setupChinaRedirectMiddleware = (app) ->
-  isInChina = (req) ->
+  shouldRedirectToChinaVersion = (req) ->
+    speaksChinese = req.acceptedLanguages[0]?.indexOf('zh') isnt -1
     unless config.tokyo
-      ip = req.headers['x-forwarded-for'] || req.connection.remoteAddress
+      ip = req.headers['x-forwarded-for'] or req.connection.remoteAddress
       geo = geoip.lookup(ip)
-      if geo?.country isnt "CN" then return false
+      return geo?.country is "CN" and speaksChinese
-      firstAcceptedLanguage = req.acceptedLanguages[0]
-      isChinese = firstAcceptedLanguage?.indexOf? "zh"
-      return isChinese? and isChinese isnt -1
     else
-      return false #If the user is already redirected, don't redirect them!
+      req.chinaVersion = true
+      return false  # If the user is already redirected, don't redirect them!
 
   app.use (req, res, next) ->
-    if isInChina req
+    if shouldRedirectToChinaVersion req
       res.writeHead 302, "Location": config.chinaDomain + req.url
       res.end()
     else