app.js

var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var expressValidator = require('express-validator');
var flash = require('connect-flash');
var session = require('express-session');
var passport = require('passport');
var LocalStrategy = require('passport-local').Strategy;
var methodOverride = require('method-override');
var upload = require('express-fileupload');

const app = express();

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

// Body parser middleware
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: false}));
app.use(cookieParser());

// Express Session
app.use(session({
	secret: 'secret',
	saveUninitialized: true,
	resave: true
}));

// Passport init
app.use(passport.initialize());
app.use(passport.session());

// Express Validator
app.use(expressValidator({
	errorFormatter: function(param, msg, value) {
		var namespace = param.split('.')
		, root = namespace.shift()
		, formParam = root;

		while (namespace.length) {
			formParam += '[' + namespace.shift() + ']';
		}
		return {
			param: formParam,
			msg: msg,
			value: value
		};
	}
}));

// File Uploads
app.use(upload());

// Connect Flash
app.use(flash());

// Global variables
app.use(function (req, res, next) {
	res.locals.success_msg = req.flash('success_msg');
	res.locals.error_msg = req.flash('error_msg');
	res.locals.error = req.flash('error');
	res.locals.user = req.user || null;
	next();
});

// Method-Override Middleware
app.use(methodOverride('_method'));

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

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

app.use('/', routes);

app.listen(8000, function () {
	console.log('Server started on port 8000')
});