examples/session/index.js

   1 'use strict'
   2
   3 // install redis first:
   4 // https://redis.io/
   5
   6 // then:
   7 // $ npm install redis
   8 // $ redis-server
   9
  10 var express = require('../..');
  11 var session = require('express-session');
  12
  13 var app = express();
  14
  15 // Populates req.session
  16 app.use(session({
  17   resave: false, // don't save session if unmodified
  18   saveUninitialized: false, // don't create session until something stored
  19   secret: 'keyboard cat'
  20 }));
  21
  22 app.get('/', function(req, res){
  23   var body = '';
  24   if (req.session.views) {
  25     ++req.session.views;
  26   } else {
  27     req.session.views = 1;
  28     body += '<p>First time visiting? view this page in several browsers :)</p>';
  29   }
  30   res.send(body + '<p>viewed <strong>' + req.session.views + '</strong> times.</p>');
  31 });
  32
  33 /* istanbul ignore next */
  34 if (!module.parent) {
  35   app.listen(3000);
  36   console.log('Express started on port 3000');
  37 }