mirror of
https://github.com/codeninjasllc/codecombat.git
synced 2024-11-23 23:58:02 -05:00
223 lines
8.8 KiB
CoffeeScript
223 lines
8.8 KiB
CoffeeScript
express = require 'express'
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path = require 'path'
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authentication = require 'passport'
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useragent = require 'express-useragent'
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fs = require 'graceful-fs'
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log = require 'winston'
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compressible = require 'compressible'
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geoip = require 'geoip-lite'
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database = require './server/commons/database'
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perfmon = require './server/commons/perfmon'
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baseRoute = require './server/routes/base'
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user = require './server/users/user_handler'
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logging = require './server/commons/logging'
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config = require './server_config'
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auth = require './server/routes/auth'
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routes = require './server/routes'
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UserHandler = require './server/users/user_handler'
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hipchat = require './server/hipchat'
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global.tv4 = require 'tv4' # required for TreemaUtils to work
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global.jsondiffpatch = require 'jsondiffpatch'
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global.stripe = require('stripe')(config.stripe.secretKey)
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errors = require './server/commons/errors'
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productionLogging = (tokens, req, res) ->
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status = res.statusCode
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color = 32
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if status >= 500 then color = 31
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else if status >= 400 then color = 33
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else if status >= 300 then color = 36
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elapsed = (new Date()) - req._startTime
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elapsedColor = if elapsed < 500 then 90 else 31
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return null if status is 404 and /\/feedback/.test req.originalUrl # We know that these usually 404 by design (bad design?)
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if (status isnt 200 and status isnt 201 and status isnt 204 and status isnt 304 and status isnt 302) or elapsed > 500
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return "\x1b[90m#{req.method} #{req.originalUrl} \x1b[#{color}m#{res.statusCode} \x1b[#{elapsedColor}m#{elapsed}ms\x1b[0m"
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null
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developmentLogging = (tokens, req, res) ->
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status = res.statusCode
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color = 32
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if status >= 500 then color = 31
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else if status >= 400 then color = 33
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else if status >= 300 then color = 36
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elapsed = (new Date()) - req._startTime
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elapsedColor = if elapsed < 500 then 90 else 31
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"\x1b[90m#{req.method} #{req.originalUrl} \x1b[#{color}m#{res.statusCode} \x1b[#{elapsedColor}m#{elapsed}ms\x1b[0m"
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setupErrorMiddleware = (app) ->
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app.use (err, req, res, next) ->
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if err
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if err.name is 'MongoError' and err.code is 11000
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err = new errors.Conflict('MongoDB conflict error.')
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if err.code is 422 and err.response
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err = new errors.UnprocessableEntity(err.response)
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if err.code is 409 and err.response
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err = new errors.Conflict(err.response)
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# TODO: Make all errors use this
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if err instanceof errors.NetworkError
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return res.status(err.code).send(err.toJSON())
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if err.status and 400 <= err.status < 500
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res.status(err.status).send("Error #{err.status}")
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return
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res.status(err.status ? 500).send(error: "Something went wrong!")
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message = "Express error: #{req.method} #{req.path}: #{err.message}"
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log.error "#{message}, stack: #{err.stack}"
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hipchat.sendHipChatMessage(message, ['tower'], {papertrail: true})
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else
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next(err)
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setupExpressMiddleware = (app) ->
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if config.isProduction
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express.logger.format('prod', productionLogging)
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app.use(express.logger('prod'))
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app.use express.compress filter: (req, res) ->
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return false if req.headers.host is 'codecombat.com' # CloudFlare will gzip it for us on codecombat.com
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compressible res.getHeader('Content-Type')
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else
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express.logger.format('dev', developmentLogging)
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app.use(express.logger('dev'))
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app.use(express.static(path.join(__dirname, 'public'), maxAge: 0)) # CloudFlare overrides maxAge, and we don't want local development caching.
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app.use(useragent.express())
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app.use(express.favicon())
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app.use(express.cookieParser())
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app.use(express.bodyParser())
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app.use(express.methodOverride())
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app.use(express.cookieSession({
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key:'codecombat.sess'
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secret:config.cookie_secret
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}))
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setupPassportMiddleware = (app) ->
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app.use(authentication.initialize())
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if config.picoCTF
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app.use authentication.authenticate('local', failureRedirect: config.picoCTF_login_URL)
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require('./server/lib/picoctf').init app
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else
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app.use(authentication.session())
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setupCountryRedirectMiddleware = (app, country="china", countryCode="CN", languageCode="zh", serverID="tokyo") ->
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shouldRedirectToCountryServer = (req) ->
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speaksLanguage = _.any req.acceptedLanguages, (language) -> language.indexOf languageCode isnt -1
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unless config[serverID]
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ip = req.headers['x-forwarded-for'] or req.connection.remoteAddress
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ip = ip?.split(/,? /)[0] # If there are two IP addresses, say because of CloudFlare, we just take the first.
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geo = geoip.lookup(ip)
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#if speaksLanguage or geo?.country is countryCode
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# log.info("Should we redirect to #{serverID} server? speaksLanguage: #{speaksLanguage}, acceptedLanguages: #{req.acceptedLanguages}, ip: #{ip}, geo: #{geo} -- so redirecting? #{geo?.country is 'CN' and speaksLanguage}")
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return geo?.country is countryCode and speaksLanguage
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else
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#log.info("We are on #{serverID} server. speaksLanguage: #{speaksLanguage}, acceptedLanguages: #{req.acceptedLanguages[0]}")
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req.country = country if speaksLanguage
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return false # If the user is already redirected, don't redirect them!
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app.use (req, res, next) ->
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if shouldRedirectToCountryServer req
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res.writeHead 302, "Location": config[country + 'Domain'] + req.url
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res.end()
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else
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next()
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setupOneSecondDelayMiddleware = (app) ->
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if(config.slow_down)
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app.use((req, res, next) -> setTimeout((-> next()), 1000))
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setupMiddlewareToSendOldBrowserWarningWhenPlayersViewLevelDirectly = (app) ->
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isOldBrowser = (req) ->
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# https://github.com/biggora/express-useragent/blob/master/lib/express-useragent.js
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return false unless ua = req.useragent
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return true if ua.isiPad or ua.isiPod or ua.isiPhone or ua.isOpera
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return false unless ua and ua.Browser in ['Chrome', 'Safari', 'Firefox', 'IE'] and ua.Version
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b = ua.Browser
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v = parseInt ua.Version.split('.')[0], 10
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return true if b is 'Chrome' and v < 17
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return true if b is 'Safari' and v < 6
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return true if b is 'Firefox' and v < 21
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return true if b is 'IE' and v < 10
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false
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app.use '/play/', (req, res, next) ->
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return next() if req.query['try-old-browser-anyway'] or not isOldBrowser req
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res.sendfile(path.join(__dirname, 'public', 'index_old_browser.html'))
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setupRedirectMiddleware = (app) ->
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app.all '/account/profile/*', (req, res, next) ->
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nameOrID = req.path.split('/')[3]
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res.redirect 301, "/user/#{nameOrID}/profile"
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setupPerfMonMiddleware = (app) ->
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app.use perfmon.middleware
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exports.setupMiddleware = (app) ->
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setupPerfMonMiddleware app
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setupCountryRedirectMiddleware app, "china", "CN", "zh", "tokyo"
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setupCountryRedirectMiddleware app, "brazil", "BR", "pt-BR", "saoPaulo"
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setupMiddlewareToSendOldBrowserWarningWhenPlayersViewLevelDirectly app
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setupExpressMiddleware app
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setupPassportMiddleware app
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setupOneSecondDelayMiddleware app
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setupRedirectMiddleware app
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setupErrorMiddleware app
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setupJavascript404s app
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###Routing function implementations###
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setupJavascript404s = (app) ->
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app.get '/javascripts/*', (req, res) ->
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res.status(404).send('Not found')
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setupFallbackRouteToIndex = (app) ->
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app.all '*', (req, res) ->
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fs.readFile path.join(__dirname, 'public', 'main.html'), 'utf8', (err, data) ->
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log.error "Error modifying main.html: #{err}" if err
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# insert the user object directly into the html so the application can have it immediately. Sanitize </script>
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user = if req.user then JSON.stringify(UserHandler.formatEntity(req, req.user)).replace(/\//g, '\\/') else '{}'
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data = data.replace '"serverConfigTag"', JSON.stringify
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picoCTF: config.picoCTF,
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production: config.isProduction
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data = data.replace('"userObjectTag"', user)
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data = data.replace('"amActuallyTag"', JSON.stringify(req.session.amActually))
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res.header 'Cache-Control', 'no-cache, no-store, must-revalidate'
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res.header 'Pragma', 'no-cache'
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res.header 'Expires', 0
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res.send 200, data
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setupFacebookCrossDomainCommunicationRoute = (app) ->
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app.get '/channel.html', (req, res) ->
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res.sendfile path.join(__dirname, 'public', 'channel.html')
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exports.setupRoutes = (app) ->
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routes.setup(app)
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app.use app.router
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baseRoute.setup app
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setupFacebookCrossDomainCommunicationRoute app
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setupFallbackRouteToIndex app
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###Miscellaneous configuration functions###
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exports.setupLogging = ->
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logging.setup()
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exports.connectToDatabase = ->
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database.connect()
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exports.setupMailchimp = ->
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mcapi = require 'mailchimp-api'
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mc = new mcapi.Mailchimp(config.mail.mailchimpAPIKey)
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GLOBAL.mc = mc
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exports.setExpressConfigurationOptions = (app) ->
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app.set('port', config.port)
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app.set('views', __dirname + '/app/views')
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app.set('view engine', 'jade')
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app.set('view options', { layout: false })
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app.set('env', if config.isProduction then 'production' else 'development')
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app.set('json spaces', 0) if config.isProduction
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