text: var express = require('express');
  var path = require('path');
  var favicon = require('serve-favicon');
  var logger = require('morgan');
  var cookieParser = require('cookie-parser');
  var bodyParser = require('body-parser');
  
  var partials = require('express-partials');
  var methodOverride = require('method-override');
  var session = require('express-session');
  
  var routes = require('./routes/index');
  
  var app = express();
  
  // view engine setup
  app.set('views', path.join(__dirname, 'views'));
  app.set('view engine', 'ejs');
  
  // 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: true }));
  app.use(cookieParser('quiz-yvangg'));
  app.use(session());
  app.use(methodOverride('_method'));
  app.use(express.static(path.join(__dirname, 'public')));
  
  app.use(partials());
  
  
  
  app.use(function(req, res, next) {
      if (!req.path.match(/\/login|\/logout/)) {
          req.session.redir = req.path;
      }
      res.locals.session = req.session;
      next();
  });
  
  app.use(function(req, res, next) {
          if(req.session.user) {
              if(req.session.lastreq) {                
                  var now = new Date().getTime();
                  var time = now - req.session.lastreq;
                  if(time > 120000) {
                      delete req.session.user;
                      delete req.session.lastreq;
                      res.redirect(req.session.redir.toString());
                  }
              }
              req.session.lastreq = new Date().getTime();
          }
      next();
  });
  app.use('/', routes);
  
  // 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, 
              errors: []
          });
      });
  }
  
  // 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: {}, 
          errors: []
      });
  });
  
  
  module.exports = app;
  