Authenticating with Passport - Google, Yahoo, Facebook, Twitter.

account.ejs

<p>
	<a href="/">Home</a> | 
	<a href="/account">Account</a> | 
	<a href="/logout">Log Out</a>
</p>
<p>ID: <%= user.id %></p>
<p>Username: <%= user.username %></p>
<p>Name: <%= user.displayName %></p>
<h4><%= JSON.stringify(user) %></h4> <!-- This line will output all the data associated with the Logged In user returned by Passport -->

app.js

var express = require('express')
  , passport = require('passport')
  , util = require('util')
  , GoogleStrategy = require('passport-google').Strategy
  , FacebookStrategy = require('passport-facebook').Strategy
  , TwitterStrategy = require('passport-twitter').Strategy
  , YahooStrategy = require('passport-yahoo').Strategy;

var FACEBOOK_APP_ID = " SECRET "
var FACEBOOK_APP_SECRET = " SECRET ";

var TWITTER_CONSUMER_KEY = " SECRET ";
var TWITTER_CONSUMER_SECRET = " SECRET ";

passport.serializeUser(function(user, done) {
  done(null, user);
});

passport.deserializeUser(function(obj, done) {
  done(null, obj);
});

passport.use(new FacebookStrategy({
    clientID: FACEBOOK_APP_ID,
    clientSecret: FACEBOOK_APP_SECRET,
    callbackURL: "http://authall.jit.su:80/auth/facebook/callback"
  },
  function(accessToken, refreshToken, profile, done) {
    // asynchronous verification, for effect...
    process.nextTick(function () {
      return done(null, profile);
    });
  }
));
passport.use(new GoogleStrategy({
    returnURL: 'http://authall.jit.su:80/auth/google/return',
    realm: 'http://authall.jit.su:80/'
  },
  function(identifier, profile, done) {
    // asynchronous verification, for effect...
    process.nextTick(function () {
      profile.identifier = identifier;
      return done(null, profile);
    });
  }
));
passport.use(new TwitterStrategy({
    consumerKey: TWITTER_CONSUMER_KEY,
    consumerSecret: TWITTER_CONSUMER_SECRET,
    callbackURL: "http://authall.jit.su:80/auth/twitter/callback"
  },
  function(token, tokenSecret, profile, done) {
    // asynchronous verification, for effect...
    process.nextTick(function () {
      return done(null, profile);
    });
  }
));
passport.use(new YahooStrategy({
    returnURL: 'http://authall.jit.su:80/auth/yahoo/return',
    realm: 'http://authall.jit.su:80/'
  },
  function(identifier, profile, done) {
    // asynchronous verification, for effect...
    process.nextTick(function () {
      profile.identifier = identifier;
      return done(null, profile);
    });
  }
));

var app = express.createServer();

// configure Express
app.configure(function() {
  app.set('views', __dirname + '/views');
  app.set('view engine', 'ejs');
  app.use(express.logger());
  app.use(express.cookieParser());
  app.use(express.bodyParser());
  app.use(express.methodOverride());
  app.use(express.session({ secret: 'keyboard cat' }));
  app.use(passport.initialize());
  app.use(passport.session());
  app.use(app.router);
  app.use(express.static(__dirname + '/public'));
});


app.get('/', function(req, res){
  res.render('index', { user: req.user });
});

app.get('/account', ensureAuthenticated, function(req, res){
  res.render('account', { user: req.user });
  console.log(req.user);
});

app.get('/login', function(req, res){
  res.render('login', { user: req.user });
});

//FACEBOOK

app.get('/auth/facebook',
  passport.authenticate('facebook'),
  function(req, res){
  });

app.get('/auth/facebook/callback', 
  passport.authenticate('facebook', { failureRedirect: '/login' }),
  function(req, res) {
    res.redirect('/');
  });

//GOOGLE

app.get('/auth/google', 
  passport.authenticate('google', { failureRedirect: '/login' }),
  function(req, res) {
    res.redirect('/');
  });
app.get('/auth/google/return', 
  passport.authenticate('google', { failureRedirect: '/login' }),
  function(req, res) {
    res.redirect('/');
  });

//TWITTER

app.get('/auth/twitter',
  passport.authenticate('twitter'),
  function(req, res){
  });

app.get('/auth/twitter/callback', 
  passport.authenticate('twitter', { failureRedirect: '/login' }),
  function(req, res) {
    res.redirect('/');
  });

//YAHOO

app.get('/auth/yahoo', 
  passport.authenticate('yahoo', { failureRedirect: '/login' }),
  function(req, res) {
    res.redirect('/');
  });

app.get('/auth/yahoo/return', 
  passport.authenticate('yahoo', { failureRedirect: '/login' }),
  function(req, res) {
    res.redirect('/');
  });

//LOGOUT

app.get('/logout', function(req, res){
  req.logout();
  res.redirect('/');
});

app.listen(80);


function ensureAuthenticated(req, res, next) {
  if (req.isAuthenticated()) { return next(); }
  res.redirect('/login')
}