express = require 'express' path = require 'path' authentication = require 'passport' useragent = require 'express-useragent' fs = require 'graceful-fs' log = require 'winston' compressible = require 'compressible' geoip = require 'geoip-lite' database = require './server/commons/database' baseRoute = require './server/routes/base' 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' hipchat = require './server/hipchat' global.tv4 = require 'tv4' # required for TreemaUtils to work global.jsondiffpatch = require 'jsondiffpatch' global.stripe = require('stripe')(config.stripe.secretKey) productionLogging = (tokens, req, res) -> status = res.statusCode color = 32 if status >= 500 then color = 31 else if status >= 400 then color = 33 else if status >= 300 then color = 36 elapsed = (new Date()) - req._startTime elapsedColor = if elapsed < 500 then 90 else 31 if (status isnt 200 and status isnt 201 and status isnt 204 and status isnt 304 and status isnt 302) or elapsed > 500 return "\x1b[90m#{req.method} #{req.originalUrl} \x1b[#{color}m#{res.statusCode} \x1b[#{elapsedColor}m#{elapsed}ms\x1b[0m" null developmentLogging = (tokens, req, res) -> status = res.statusCode color = 32 if status >= 500 then color = 31 else if status >= 400 then color = 33 else if status >= 300 then color = 36 elapsed = (new Date()) - req._startTime elapsedColor = if elapsed < 500 then 90 else 31 "\x1b[90m#{req.method} #{req.originalUrl} \x1b[#{color}m#{res.statusCode} \x1b[#{elapsedColor}m#{elapsed}ms\x1b[0m" setupErrorMiddleware = (app) -> app.use (err, req, res, next) -> if err if err.status and 400 <= err.status < 500 res.status(err.status).send("Error #{err.status}") return res.status(err.status ? 500).send(error: "Something went wrong!") message = "Express error: #{req.method} #{req.path}: #{err.message}" log.error "#{message}, stack: #{err.stack}" hipchat.sendHipChatMessage(message, ['tower'], {papertrail: true}) else next(err) setupExpressMiddleware = (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 express.logger.format('dev', developmentLogging) app.use(express.logger('dev')) app.use(express.static(path.join(__dirname, 'public'), maxAge: 0)) # CloudFlare overrides maxAge, and we don't want local development caching. app.use(useragent.express()) app.use(express.favicon()) app.use(express.cookieParser(config.cookie_secret)) app.use(express.bodyParser()) app.use(express.methodOverride()) app.use(express.cookieSession({secret:'defenestrate'})) setupPassportMiddleware = (app) -> app.use(authentication.initialize()) app.use(authentication.session()) setupChinaRedirectMiddleware = (app) -> shouldRedirectToChinaVersion = (req) -> firstLanguage = req.acceptedLanguages[0] speaksChinese = firstLanguage and firstLanguage.indexOf('zh') isnt -1 unless config.tokyo ip = req.headers['x-forwarded-for'] or req.connection.remoteAddress ip = ip?.split(/,? /)[0] # If there are two IP addresses, say because of CloudFlare, we just take the first. geo = geoip.lookup(ip) #if speaksChinese or geo?.country is "CN" # log.info("Should we redirect to Tokyo server? speaksChinese: #{speaksChinese}, firstLanguage: #{firstLanguage}, ip: #{ip}, geo: #{geo} -- so redirecting? #{geo?.country is 'CN' and speaksChinese}") return geo?.country is "CN" and speaksChinese else #log.info("We are on Tokyo server. speaksChinese: #{speaksChinese}, acceptedLanguages: #{req.acceptedLanguages[0]}") req.chinaVersion = true if speaksChinese return false # If the user is already redirected, don't redirect them! app.use (req, res, next) -> if shouldRedirectToChinaVersion req res.writeHead 302, "Location": config.chinaDomain + req.url res.end() else next() setupOneSecondDelayMiddleware = (app) -> if(config.slow_down) app.use((req, res, next) -> setTimeout((-> next()), 1000)) setupMiddlewareToSendOldBrowserWarningWhenPlayersViewLevelDirectly = (app) -> isOldBrowser = (req) -> # https://github.com/biggora/express-useragent/blob/master/lib/express-useragent.js return false unless ua = req.useragent return true if ua.isiPad or ua.isiPod or ua.isiPhone or ua.isOpera return false unless ua and ua.Browser in ['Chrome', 'Safari', 'Firefox', 'IE'] and ua.Version b = ua.Browser v = parseInt ua.Version.split('.')[0], 10 return true if b is 'Chrome' and v < 17 return true if b is 'Safari' and v < 6 return true if b is 'Firefox' and v < 21 return true if b is 'IE' and v < 10 false app.use '/play/', (req, res, next) -> return next() if req.query['try-old-browser-anyway'] or not isOldBrowser req res.sendfile(path.join(__dirname, 'public', 'index_old_browser.html')) setupRedirectMiddleware = (app) -> app.all '/account/profile/*', (req, res, next) -> nameOrID = req.path.split('/')[3] res.redirect 301, "/user/#{nameOrID}/profile" setupTrailingSlashRemovingMiddleware = (app) -> app.use (req, res, next) -> # Remove trailing slashes except for in /file/.../ URLs, because those are treated as directory listings. return res.redirect 301, req.url[...-1] if req.url.length > 1 and req.url.slice(-1) is '/' and not /\/file\//.test req.url next() exports.setupMiddleware = (app) -> setupChinaRedirectMiddleware app setupMiddlewareToSendOldBrowserWarningWhenPlayersViewLevelDirectly app setupExpressMiddleware app setupPassportMiddleware app setupOneSecondDelayMiddleware app setupTrailingSlashRemovingMiddleware app setupRedirectMiddleware app setupErrorMiddleware app setupJavascript404s app ###Routing function implementations### setupJavascript404s = (app) -> app.get '/javascripts/*', (req, res) -> res.status(404).send('Not found') setupFallbackRouteToIndex = (app) -> app.all '*', (req, res) -> fs.readFile path.join(__dirname, 'public', 'main.html'), 'utf8', (err, data) -> log.error "Error modifying main.html: #{err}" if err # insert the user object directly into the html so the application can have it immediately. Sanitize </script> user = if req.user then JSON.stringify(UserHandler.formatEntity(req, req.user)).replace(/\//g, '\\/') else '{}' data = data.replace('"userObjectTag"', user) res.header 'Cache-Control', 'no-cache, no-store, must-revalidate' res.header 'Pragma', 'no-cache' res.header 'Expires', 0 res.send 200, data setupFacebookCrossDomainCommunicationRoute = (app) -> app.get '/channel.html', (req, res) -> res.sendfile path.join(__dirname, 'public', 'channel.html') exports.setupRoutes = (app) -> app.use app.router baseRoute.setup app setupFacebookCrossDomainCommunicationRoute app setupFallbackRouteToIndex app ###Miscellaneous configuration functions### exports.setupLogging = -> logging.setup() exports.connectToDatabase = -> database.connect() exports.setupMailchimp = -> mcapi = require 'mailchimp-api' mc = new mcapi.Mailchimp(config.mail.mailchimpAPIKey) GLOBAL.mc = mc exports.setExpressConfigurationOptions = (app) -> app.set('port', config.port) app.set('views', __dirname + '/app/views') app.set('view engine', 'jade') app.set('view options', { layout: false }) app.set('env', if config.isProduction then 'production' else 'development') app.set('json spaces', 0) if config.isProduction