gzipping when in production but not going through Cloudflare.

app/views/editor/level/thangs_tab_view.coffee

@@ -426,11 +426,11 @@ module.exports = class ThangsTabView extends View
     @editThangView = null
     @onThangsChanged()
     @$el.find('.thangs-column').show()
-    
+
   preventDefaultContextMenu: (e) ->
     return unless $(e.target).closest('#canvas-wrapper').length
     e.preventDefault()
-    
+
   onSpriteContextMenu: (e) ->
     {clientX, clientY} = e.originalEvent.nativeEvent
     if @addThangType
@@ -439,11 +439,11 @@ module.exports = class ThangsTabView extends View
       $('#duplicate a').html 'Duplicate'
     $('#contextmenu').css { position: 'fixed', left: clientX, top: clientY }
     $('#contextmenu').show()
-    
+
   onDeleteClicked: (e) ->
     $('#contextmenu').hide()
     @deleteSelectedExtantThang e
-  
+
   onDuplicateClicked: (e) ->
     $('#contextmenu').hide()
     if !@addThangType

config.coffee

@@ -11,6 +11,7 @@ exports.config =
     ignored: (path) -> startsWith(sysPath.basename(path), '_')
   workers:
     enabled: false  # turned out to be much, much slower than without workers
+  sourceMaps: true
   files:
     javascripts:
       defaultExtension: 'coffee'

package.json

@@ -91,7 +91,8 @@
     "karma-requirejs": "~0.2.1",
     "karma-phantomjs-launcher": "~0.1.1",
     "karma": "~0.10.9",
-    "karma-coverage": "~0.1.4"
+    "karma-coverage": "~0.1.4",
+    "compressible": "~1.0.1"
   },
   "license": "MIT for the code, and CC-BY for the art and music",
   "private": true,

server_setup.coffee

@@ -3,7 +3,8 @@ path = require 'path'
 authentication = require 'passport'
 useragent = require 'express-useragent'
 fs = require 'graceful-fs'
-log = require('winston')
+log = require 'winston'
+compressible = require 'compressible'
 
 database = require './server/commons/database'
 baseRoute = require './server/routes/base'
@@ -11,17 +12,7 @@ user = require './server/users/user_handler'
 logging = require './server/commons/logging'
 config = require './server_config'
 auth = require './server/routes/auth'
-UserHandler = require('./server/users/user_handler')
+UserHandler = require './server/users/user_handler'
-
-###Middleware setup functions implementation###
-# 2014-03-03: Try not using this and see if it's still a problem
-#setupRequestTimeoutMiddleware = (app) ->
-#  app.use (req, res, next) ->
-#    req.setTimeout 15000, ->
-#      console.log 'timed out!'
-#      req.abort()
-#      self.emit('pass',message)
-#    next()
 
 productionLogging = (tokens, req, res) ->
   status = res.statusCode
@@ -36,10 +27,12 @@ productionLogging = (tokens, req, res) ->
   null
 
 setupExpressMiddleware = (app) ->
-  #setupRequestTimeoutMiddleware app
   if config.isProduction
     express.logger.format('prod', productionLogging)
     app.use(express.logger('prod'))
+    app.use express.compress filter: (req, res) ->
+      return false if req.headers.host is 'codecombat.com'  # Cloudflare will gzip it for us on codecombat.com
+      compressible res.getHeader('Content-Type')
   else
     app.use(express.logger('dev'))
   app.use(express.static(path.join(__dirname, 'public')))
@@ -50,7 +43,6 @@ setupExpressMiddleware = (app) ->
   app.use(express.bodyParser())
   app.use(express.methodOverride())
   app.use(express.cookieSession({secret:'defenestrate'}))
-  #app.use(express.compress()) if config.isProduction  # just let Cloudflare do it
 
 setupPassportMiddleware = (app) ->
   app.use(authentication.initialize())