server.js

//setup Dependencies
var connect = require('connect')
    , express = require('express')
    , io = require('socket.io')
    , port = (process.env.PORT || 8081);

//Setup Express
var server = express.createServer();
server.configure(function(){
    server.set('views', __dirname + '/views');
    server.set('view options', { layout: false });
    server.use(connect.bodyParser());
    server.use(express.cookieParser());
    server.use(express.session({ secret: "shhhhhhhhh!"}));
    server.use(connect.static(__dirname + '/static'));
    server.use(server.router);
});

//setup the errors
server.error(function(err, req, res, next){
    if (err instanceof NotFound) {
        res.render('404.jade', { locals: {
                  title : '404 - Not Found'
                 ,description: ''
                 ,author: ''
                 ,analyticssiteid: 'XXXXXXX'
                },status: 404 });
    } else {
        res.render('500.jade', { locals: {
                  title : 'The Server Encountered an Error'
                 ,description: ''
                 ,author: ''
                 ,analyticssiteid: 'XXXXXXX'
                 ,error: err
                },status: 500 });
    }
});
server.listen( port);

//Setup Socket.IO
var clientTranslations = {}

var io = io.listen(server);
io.sockets.on('connection', function(socket){

  console.log('Client Connected', socket.id);

  clientTranslations[socket.id] = {
    position: {x:0, y:10, z:0},
    rotation: {x:0, y:0}
  }

  socket.emit('preexisting_clients', clientTranslations, socket.id);

  socket.broadcast.emit('new_client', socket.id);

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

  socket.on('translate', function(translation){
    socket.broadcast.emit('move_other_player', {clientID:socket.id, translation:translation});
    clientTranslations[socket.id] = translation;
  });

  socket.on('disconnect', function(){
    console.log('Client Disconnected.', socket.id);

    delete clientTranslations[socket.id];

    socket.broadcast.emit('client_disconnected', socket.id)
  });
});


///////////////////////////////////////////
//              Routes                   //
///////////////////////////////////////////

/////// ADD ALL YOUR ROUTES HERE  /////////

server.get('/', function(req,res){
  res.render('index.jade', {
    locals : {
              title : 'Your Page Title'
             ,description: 'Your Page Description'
             ,author: 'Your Name'
             ,analyticssiteid: 'XXXXXXX'
            }
  });
});


//A Route for Creating a 500 Error (Useful to keep around)
server.get('/500', function(req, res){
    throw new Error('This is a 500 Error');
});

//The 404 Route (ALWAYS Keep this as the last route)
server.get('/*', function(req, res){
    throw new NotFound;
});

function NotFound(msg){
    this.name = 'NotFound';
    Error.call(this, msg);
    Error.captureStackTrace(this, arguments.callee);
}


console.log('Listening on http://0.0.0.0:' + port );