server.js

// Server
var express = require('express');
var app = express();
var server = require('http').createServer(app);
// Dependencies
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var expressLayouts = require('express-ejs-layouts');

// Database
var mongoUri = process.env.MONGOLAB_URI || 'mongodb://localhost:27017/playlister';
var monk = require('monk');
var db = monk(mongoUri);

//router
var index = require('./routes/index');
var partyGoer = require('./routes/partyGoer');
var partyPlanner = require('./routes/partyPlanner');
var mobileApp = require('./routes/mobileApp');
var verifySong = require('./routes/verifySong');
var about = require('./routes/about');
var contact = require('./routes/contact');

// Server Set-up
app.set('view engine', 'ejs');
app.use(bodyParser.urlencoded({'extended':'true'}));
app.use(bodyParser.json());
app.use(expressLayouts);
// Make our db accessible to our router
app.use(function(req,res,next){
  req.db = db;
  next();
});
app.use(express.static(__dirname + '/public'))
    .use(cookieParser());
app.use('/partygoer', partyGoer);
app.use('/partyplanner', partyPlanner);
app.use('/mobileapp', mobileApp);
app.use('/verifysong', verifySong);
app.use('/about', about);
app.use('/contact', contact);
app.use('/', index);
// Handle 404
app.use(function(req, res) {
    res.status(400);
   res.render('error/404.ejs', {title: '404: File Not Found'});
});
// Handle 500
// app.use(function(error, req, res, next) {
//     res.status(500);
//    res.render('error/500.ejs', {title:'500: Internal Server Error', error: error});
// });

app.set('port', (process.env.PORT || 3000));

server.listen(app.get('port'), function(){
console.log('Server running at ' + app.get('port'));
});

module.exports = server;