Oauth example for node js

gistfile1.js

var express = require('express');
var app = express();

app.use( express.cookieParser() );
app.use( express.session( { secret: 'blahblahblah' } ) );


var OAuth= require('oauth').OAuth;

var oa = new OAuth(
        "https://api.twitter.com/oauth/request_token",
        "https://api.twitter.com/oauth/access_token",
        "{{{ CONSUMER KEY }}}",
        "{{{ CONSUMER SECRET }}}",
        "1.0",
        "http://localhost:8080/auth/twitter/callback",
        "HMAC-SHA1"
    );


app.get('/auth/twitter', function(req, res){
    oa.getOAuthRequestToken(function(error, oauth_token, oauth_token_secret, results){
        if (error) {
            console.log(error);
            res.send("yeah no. didn't work.")
        }
        else {
            req.session.oauth = {};
            req.session.oauth.token = oauth_token;
            console.log('oauth.token: ' + req.session.oauth.token);
            req.session.oauth.token_secret = oauth_token_secret;
            console.log('oauth.token_secret: ' + req.session.oauth.token_secret);
            res.redirect('https://twitter.com/oauth/authenticate?oauth_token='+oauth_token)
    }
    });
});

app.get('/auth/twitter/callback', function(req, res, next){
    if (req.session.oauth) {
        req.session.oauth.verifier = req.query.oauth_verifier;
        var oauth = req.session.oauth;

        oa.getOAuthAccessToken(oauth.token,oauth.token_secret,oauth.verifier,
        function(error, oauth_access_token, oauth_access_token_secret, results){
            if (error){
                console.log(error);
                res.send("yeah something broke.");
            } else {
                req.session.oauth.access_token = oauth_access_token;
                req.session.oauth.access_token_secret = oauth_access_token_secret;
                console.log(results);
                res.send("worked. nice one.");
            }
        }
        );
    } else {
        next(new Error("you're not supposed to be here."))
    }
});


app.listen(8080);
console.log('Listening on port 8080');