Basic authentication structure using 'passport'

Author: hdoan741

app.js

@@ -7,7 +7,9 @@ var express = require('express')
   , routes = require('./routes')
   , user = require('./routes/user')
   , http = require('http')
-  , path = require('path');
+  , path = require('path')
+  , passport = require('passport')
+  , LocalStrategy = require('passport-local').Strategy;
 
 var app = express();
 
@@ -17,8 +19,12 @@ app.configure(function(){
   app.set('view engine', 'jade');
   app.use(express.favicon());
   app.use(express.logger('dev'));
+  app.use(express.cookieParser());
   app.use(express.bodyParser());
   app.use(express.methodOverride());
+  app.use(express.session({secret: 'MySupperSecretSecret'}));
+  app.use(passport.initialize());
+  app.use(passport.session());
   app.use(app.router);
   app.use(express.static(path.join(__dirname, 'public')));
 });
@@ -27,9 +33,37 @@ app.configure('development', function(){
   app.use(express.errorHandler());
 });
 
+// to use persistent login session
+passport.serializeUser(function(user, done) {
+  console.log('serialize ', user);
+  done(null, user);
+});
+
+passport.deserializeUser(function(id, done) {
+  console.log('deserialize ', id);
+  done(null, id);
+});
+
+// TODO: change to use passport-facebook
+// https://github.com/jaredhanson/passport-facebook
+passport.use(new LocalStrategy(
+  function(username, password, done) {
+    // Find the user from your DB (MongoDB, CouchDB, other...)
+    console.log('login with ', username, password);
+    done(null, username);
+  }
+));
+
 app.get('/', routes.index);
 app.get('/users', user.list);
 
+app.get('/auth',
+  passport.authenticate('local', {failureRedirect: '/login'}),
+  function(req, res) {
+    res.redirect('/');
+  }
+);
+
 http.createServer(app).listen(app.get('port'), function(){
   console.log("Express server listening on port " + app.get('port'));
 });

package.json

@@ -7,6 +7,8 @@
   },
   "dependencies": {
     "express": "3.0.0rc4",
-    "jade": "*"
+    "jade": "*",
+    "passport": "*",
+    "passport-local": "*"
   }
-}
+}

routes/index.js

@@ -3,6 +3,10 @@
  * GET home page.
  */
 
-exports.index = function(req, res){
-  res.render('index', { title: 'Express' });
-};
+exports.index = function(req, res) {
+  if (!req.user) {
+    res.render('index', { title: 'Express' });
+  } else {
+    res.render('index', { title: 'Hello ' + req.user });
+  }
+};