GarageServer.IO/example/app.js

/**
 * Module dependencies.
 */

var express = require('express')
  , routes = require('./routes')
  , user = require('./routes/user')
  , http = require('http')
  , path = require('path')
  , io = require('socket.io')
  , garageServer = require('../lib/server/garageserver.io');

var app = express();

app.configure(function(){
  app.set('port', process.env.PORT || 2121);
  app.set('views', __dirname + '/views');
  app.set('view engine', 'jade');
  app.use(express.favicon());
  app.use(express.logger('dev'));
  app.use(express.bodyParser());
  app.use(express.methodOverride());
  app.use(app.router);
  app.use(express.static(path.join(__dirname, 'public')));
  app.use(express.static(path.join(__dirname, '..', 'client')));
});

app.configure('development', function(){
  app.use(express.errorHandler());
});

app.get('/', routes.index);
app.get('/users', user.list);

var server = http.createServer(app);

server.listen(app.get('port'), function(){
  console.log("Express server listening on port " + app.get('port'));
});

var sockets = io.listen(server);

sockets.set('log level', 0);

garageServer.createGarageServer(sockets, { 
    logging: true,
    onUpdatePhysics: function (state, inputs) {
        var i = 0;
        for (i = 0; i < inputs.length; i ++) {
            if (inputs[i] === 'left') {
                state.x -= 1;
            }
            else if (inputs[i] === 'right') {
                state.x += 1;
            }
            else if (inputs[i] === 'down') {
                state.y += 1;
            }
            else if (inputs[i] === 'up') {
                state.y -= 1;
            }
        }
    }
});