Created
February 4, 2013 19:41
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socket.io + expressJS + cookies authorization Just run this file with the dependencies : express ,
cookie ,
connect ,
socket.io `npm i [dependency]`
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| var express = require('express'), | |
| app = express(), | |
| http = require('http'), | |
| server = http.createServer(app), | |
| users = 0, | |
| MemoryStore = express.session.MemoryStore, | |
| sessionStore = new MemoryStore(), | |
| parseCookie = require('cookie').parse, | |
| utils = require('connect').utils, | |
| io = require('socket.io').listen(server); | |
| app.use( express.bodyParser() ); | |
| app.use( express.cookieParser('secret') ); | |
| app.use( express.session({secret: 'secret', store:sessionStore}) ); | |
| app.get('/', function(req, res) { | |
| var user = req.session.username ? req.session.username : null; | |
| if ( !user ) { | |
| user = 'user_' + users++; | |
| req.session.username = user; | |
| req.session.save(); | |
| } | |
| res.send('<!doctype html> \ | |
| <html> \ | |
| <head><meta charset="utf-8"></head> \ | |
| <body> \ | |
| <center>Welcome ' + user + '</center> \ | |
| <script src="/socket.io/socket.io.js"></script> \ | |
| <script> \ | |
| var socket = io.connect(); \ | |
| socket.emit("message", "Howdy"); \ | |
| </script> \ | |
| </body> \ | |
| </html>'); | |
| }); | |
| io.configure(function () { | |
| io.set('authorization', function (request, callback) { | |
| var cookie = parseCookie(request.headers.cookie); | |
| if( !cookie && !cookie['connect.sid'] ) { | |
| return callback(null, false); | |
| } else { | |
| sessionStore.get(utils.parseSignedCookie(cookie['connect.sid'], 'secret'), function (err, session) { | |
| if ( err ) { | |
| callback(err.message, false); | |
| } else { | |
| if ( session && session.username ) { | |
| request.user = session.username; | |
| callback(null, true); | |
| } else { | |
| callback(null, false); | |
| } | |
| } | |
| }); | |
| } | |
| }); | |
| }); | |
| io.sockets.on('connection', function (socket) { | |
| socket.on('message', function(msg) { | |
| console.log(msg + 'from '+ socket.handshake.user); | |
| }); | |
| }); | |
| server.listen(8000); |
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