app.js

var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var fs = require('fs');
var bodyParser = require('body-parser');
var index = require('./routes/index');
var users = require('./routes/users');
var admin = require ('./routes/admin');
var routes = express.Router();

var passport = require('passport');
var session = require('express-session');
var MongoStore = require('connect-mongo')(session);

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
app.locals.pretty = true;

// uncomment after placing your favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: false}));
app.use(cookieParser());
app.use(session({
    secret: 'secret',
    store: new MongoStore({db: 'user_session'}),
    resave: true,
    saveUninitialized: true
}));
app.use(require('stylus').middleware(path.join(__dirname, 'public')));
app.use(express.static(path.join(__dirname, 'public')));

passport.serializeUser(function (user, done) {
    done(null, user);
});
passport.deserializeUser(function (obj, done) {
    done(null, obj);
});

app.use(passport.initialize());
app.use(passport.session());

require('./routes/router')(app);
// app.use('/', index.router);
// app.use ('/admin', admin.router);
// app.use('/users', users.router);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
    var err = new Error('Not Found');
    err.status = 404;
    next(err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
    app.use(function (err, req, res, next) {
        res.status(err.status || 500);
        res.render('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use(function (err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
        message: err.message,
        error: {}
    });
});


module.exports = app;