server.js

// server.js

// set up ========================
var express = require('express');
var app = express(); // create our app w/ express
var fs = require('fs')
var mongoose = require('mongoose'); // mongoose for mongodb
var morgan = require('morgan'); // log requests to the console (express4)
var bodyParser = require('body-parser'); // pull information from HTML POST (express4)
var database = require('./config/database'); //load the database config

// configuration =================
app.use(express.static(__dirname + '/public')); // set the static files location /public/img will be /img for users
app.use(morgan('combined')); // log every request to the console
app.use(bodyParser.urlencoded({
    'extended': 'true'
})); // parse application/x-www-form-urlencoded
app.use(bodyParser.json()); // parse application/json
app.use(bodyParser.json({
    type: 'application/vnd.api+json'
})); // parse application/vnd.api+json as json

var port = process.env.PORT || process.env.OPENSHIFT_NODEJS_PORT || 8080,
    ip = process.env.IP || process.env.OPENSHIFT_NODEJS_IP || '0.0.0.0';

mongoose.connect(database.url); // connect to mongoDB database
var db = mongoose.connection;
db.on('error', console.error.bind(console, 'connection error:'));

// load the routes
require('./app/routes')(app);

// listen (start app with node server.js) ======================================
app.listen(port, ip);
console.log('Server running on http://%s:%s', ip, port);

module.exports = app;