app.js

/**
 * Module dependencies.
 */

var express = require('express')
  , routes = require('./routes')
  , hogan = require('hogan.js')
  , OAuth = require('oauth').OAuth
  , config = require('./config');

var oa =  new OAuth(
  "https://api.twitter.com/oauth/request_token",
  "https://api.twitter.com/oauth/access_token",
  config.twitter.consumer_key,
  config.twitter.consumer_secret,
  "2.0",
  "http://thealist.jit.su/auth/twitter/callback",
  "HMAC-SHA1"
);

var app = module.exports = express.createServer();

// Configuration

app.configure(function(){
  app.set('views', __dirname + '/views');
  app.register('html', {
    compile: function() {
        var t = hogan.compile.apply(hogan, arguments);
        return function() {
            return t.render.apply(t, arguments);
        }
    }
});
  app.use(express.bodyParser());
  app.use(express.cookieParser());
  app.use(express.session({ secret: "keyboard cat" }));
  app.use(express.methodOverride());
  app.use(app.router);
  app.use(express.static(__dirname + '/public'));
});

app.configure('development', function(){
  app.use(express.errorHandler({ dumpExceptions: true, showStack: true }));
});

app.configure('production', function(){
  app.use(express.errorHandler());
});

// Routes
app.get('/', routes.landing);
app.get('/theshow', routes.show);

app.post('/theshow', routes.post);

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/authorize?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;
        req.session.results = results;
        console.log(results);
        res.redirect('/theshow');
      }
    }
    );
  } else
    next(new Error("you're not supposed to be here."))
});


// app.get('/:handle', routes.)

app.listen(4000, function(){
  console.log("Express server listening on port %d in %s mode", app.address().port, app.settings.env);
});