Passport Express utils. ensureAuthenticated and redirectToRememberedURL

auth_utils.js

/** @module AuthUtils */

'use strict';

var _         = require('lodash');
var response  = require('./response');

module.exports = {
  ensureAuthenticated: function(loginUrl){
    return function(req, res, next){
      // We store the original requested URL in session to redirect
      // him/her back after successful authentication, in case
      // he/she is not actually authenticated.
      req.session.originalUrl = req.originalUrl;
  
      if (req.isAuthenticated()){
        // Pass control to the next middleware
        return next();
  
      } else {
        // Redirect to auth route.
        return res.redirect(loginUrl);
      }
    };
  },

  redirectToOriginalURL: function (req, res, next){
    res.redirect(req.session.originalUrl || '/');
    delete req.session.originalUrl;
  }
  
};