app.js

var morgan = require('morgan');
var fs = require('fs');
var path = require('path');

var express = require('express');
var bodyParser = require('body-parser');

var app = express();

// Set the views directory
app.set('views', __dirname + '/views');

// Define the view (templating) engine
app.set('view engine', 'ejs');
// Define how to log events
app.use(morgan('tiny'));

app.use( bodyParser.json() );       // to support JSON-encoded bodies
app.use(bodyParser.urlencoded({     // to support URL-encoded bodies
  extended: true
}));

// Load all routes in the routes directory
fs.readdirSync('./routes').forEach(function (file){
  // There might be non-js files in the directory that should not be loaded
  if (path.extname(file) == '.js') {
    require('./routes/'+ file).init(app);
  }
});

// Handle static files
app.use(express.static(__dirname + '/public'));

// Catch any routes not already handed with an error message
app.use(function(req, res) {
  var message = 'Error, did not understand path '+req.path;
  // Set the status to 404 not found, and render a message to the user.
  res.status(404).render('error', { 'message': message });
});

// Boilerplate for setting up socket.io alongside Express.
var httpServer = require('http').createServer(app);
var sio =require('socket.io')(httpServer);

// The server socket.io code is in the socketio directory.
require('./socketio/play.js').init(sio);

ipaddress = process.env.OPENSHIFT_NODEJS_IP || undefined;
port = process.env.OPENSHIFT_NODEJS_PORT || 1111;
httpServer.listen(port, ipaddress, function() {console.log('Listening on ' + port);});