socket.io + express

gistfile1.js

var http = require('http');
var express = require('express');
var app = express();
app.use(express.bodyParser());
var server = http.createServer(app);
var io = require('socket.io').listen(server, {});

io.configure(function() {
    io.set('log level', 2);
    io.set('browser client minification', true);

    io.set('authorization', function(handshakeData, callback) {
        callback(null, true);
    });
});

server.listen(8084);


io.sockets.on('connection', function(socket) {
    console.log('user connected!');

    socket.on('disconnect', function() {
        console.log('user disconnected!');
    });

    socket.on('joinroom', function(roomname) {
        socket.join(roomname);
        console.log('client ' + socket.id + ' joined room: ' + roomname);
    });

    socket.on('leaveroom', function(roomname) {
        socket.leave(roomname);
        console.log('client ' + socket.id + ' left room: ' + roomname);
    });

    socket.on('message', function(data) {
        socket.emit('message', data);
    });
});