server.js

var express = require('express'),
  path = require('path'),
  cookieParser = require('cookie-parser'),
  bodyParser = require('body-parser');

var routes = require('./routes');

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());

app.use('/node_modules', express.static(path.join(__dirname, 'node_modules')));
app.use(express.static(path.join(__dirname, 'app')));

app.get('/', routes.index);

app.set('port', process.env.PORT || 4000);

var server = app.listen(app.get('port'), function() {
	// log a message to console!
    console.error('Port at 4k');
});

module.exports = app;