app.js

/**
 * Module dependencies.
 */
const express = require('express');
const compression = require('compression');
const session = require('express-session');
const bodyParser = require('body-parser');
const logger = require('morgan');
const errorHandler = require('errorhandler');
const lusca = require('lusca');
const dotenv = require('dotenv');
const MongoStore = require('connect-mongo');
const flash = require('express-flash');
const path = require('path');
const mongoose = require('mongoose');
const passport = require('passport');
const sass = require('node-sass-middleware');

/**
 * Load environment variables from .env file, where API keys and passwords are configured.
 */
dotenv.config({ path: '.env.example' });

/**
 * Controllers (route handlers).
 */
const homeController = require('./controllers/home');
const userController = require('./controllers/user');
const apiController = require('./controllers/api');
const contactController = require('./controllers/contact');
const urlsController = require('./controllers/urls');
const adminController = require('./controllers/admin');
const shortUrlController = require('./controllers/shortUrl');
const shortenerController = require('./controllers/shortener');


/**
 * API keys and Passport configuration.
 */
const passportConfig = require('./config/passport');

/**
 * Create Express server.
 */
const app = express();

/**
 * Connect to MongoDB.
 */
mongoose.connect(process.env.MONGODB_URI);
mongoose.connection.on('error', (err) => {
  console.error(err);
  console.log('%s MongoDB connection error. Please make sure MongoDB is running.');
  process.exit();
});

/**
 * Allows modules (moment) to be used in pug
 */

app.locals.moment = require('moment');

/**
 * Express configuration.
 */
app.set('host', process.env.OPENSHIFT_NODEJS_IP || '0.0.0.0');
app.set('port', process.env.PORT || process.env.OPENSHIFT_NODEJS_PORT || 8080);
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');
app.use(compression());
app.use(sass({
  src: path.join(__dirname, 'public'),
  dest: path.join(__dirname, 'public')
}));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(session({
  resave: true,
  saveUninitialized: true,
  secret: process.env.SESSION_SECRET,
  cookie: { maxAge: 1209600000 }, // Two weeks in milliseconds
  store: MongoStore.create({ mongoUrl: process.env.MONGODB_URI })
}));
app.use(passport.initialize());
app.use(passport.session());
app.use(flash());
app.use((req, res, next) => {
  if (req.path === '/api/upload') {
    // Multer multipart/form-data handling needs to occur before the Lusca CSRF check.
    next();
  } //else {
    //lusca.csrf()(req, res, next);
  //}
  next();
});
// app.use(lusca.xframe('SAMEORIGIN'));
// app.use(lusca.xssProtection(true));
app.disable('x-powered-by');
app.use((req, res, next) => {
  res.locals.user = req.user;
  next();
});
app.use((req, res, next) => {
  // After successful login, redirect back to the intended page
  if (!req.user
    && req.path !== '/login'
    && req.path !== '/signup'
    && !req.path.match(/^\/auth/)
    && !req.path.match(/\./)) {
    req.session.returnTo = req.originalUrl;
  } else if (req.user
    && (req.path === '/account' || req.path.match(/^\/api/))) {
    req.session.returnTo = req.originalUrl;
  }
  next();
});
app.use('/', express.static(path.join(__dirname, 'public'), { maxAge: 31557600000 }));
app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/chart.js/dist'), { maxAge: 31557600000 }));
app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/popper.js/dist/umd'), { maxAge: 31557600000 }));
app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/bootstrap/dist/js'), { maxAge: 31557600000 }));
app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/jquery/dist'), { maxAge: 31557600000 }));
app.use('/webfonts', express.static(path.join(__dirname, 'node_modules/@fortawesome/fontawesome-free/webfonts'), { maxAge: 31557600000 }));

/**
 * Primary app routes.
 */
app.get('/', homeController.index);
app.get('/login', userController.getLogin);
app.post('/login', userController.postLogin);
app.get('/logout', userController.logout);
app.get('/forgot', userController.getForgot);
app.post('/forgot', userController.postForgot);
app.get('/reset/:token', userController.getReset);
app.post('/reset/:token', userController.postReset);
app.get('/signup', userController.getSignup);
app.post('/signup', userController.postSignup);
app.get('/contact', contactController.getContact);
app.post('/contact', contactController.postContact);
app.get('/urls', urlsController.index);
app.get('/urls/sortDes', urlsController.sortDescending);
app.get('/urls/sortAsc', urlsController.sortAscending);
app.get('/urls/edit/:id', urlsController.editUrl);
app.put('/urls/:id', urlsController.updateUrl);
app.delete('/urls/deleteUrl', urlsController.deleteUrl);
app.get('/admin', adminController.index);
app.get('/admin/country', adminController.country);
app.get('/admin/getURLs', adminController.getURLs);
app.get('/account/verify', passportConfig.isAuthenticated, userController.getVerifyEmail);
app.get('/account/verify/:token', passportConfig.isAuthenticated, userController.getVerifyEmailToken);
app.get('/account', passportConfig.isAuthenticated, userController.getAccount);
app.post('/account/profile', passportConfig.isAuthenticated, userController.postUpdateProfile);
app.post('/account/password', passportConfig.isAuthenticated, userController.postUpdatePassword);
app.post('/account/delete', passportConfig.isAuthenticated, userController.postDeleteAccount);
app.get('/account/unlink/:provider', passportConfig.isAuthenticated, userController.getOauthUnlink);
app.post('/shorten', shortUrlController.postShortUrl);
app.get('/shortener', shortenerController.index);
app.post('/checkURL', shortUrlController.checkURL);


// Must be last due to wildcard matching
app.get('/:slug', shortUrlController.getShortUrl);

/**
 * API examples routes.
 */
app.get('/api', apiController.getApi);
app.get('/api/here-maps', apiController.getHereMaps);
app.get('/api/google-maps', apiController.getGoogleMaps);


/**
 * Error Handler.
 */
if (process.env.NODE_ENV === 'development') {
  // only use in development
  app.use(errorHandler());
} else {
  app.use((err, req, res) => {
    // console.error(err);
    // res.status(500).send('Server Error');
  });
}

/**
 * Start Express server.
 */
app.listen(app.get('port'), () => {
  console.log(`App is running on http://localhost:${app.get('port')} in ${app.get('env')} mode`);
  console.log('Press CTRL-C to stop');
});

module.exports = app;