Passport JS  -  Custom callback URL for facebook strategy

gistfile1.txt

var passportFacebookMiddleware = function(req,res,next){
  var conf = {
    session:false,
    callbackURL: 'http://localhost:3000/auth/facebook/callback?returnTo='+encodeURIComponent('/pepe/lala') 
  };
  passport.authenticate('facebook', conf)(req,res,next);
}

app.get('/auth/facebook',passportFacebookMiddleware,function(req,res,next){
  res.json(arguments);
});