gistfile1.js

controller.profile.save = function(req, res, next) {
  var Profile = db.main.model('Profile'),
      profile = req.body.profile;

  Profile.findOne({'_id': profile.id}, function(err, _profile) {
    if(err) return next(err);
    
    if(null == _profile) {
      _profile = new Profile(profile);
    }

    console.log(_profile);
  });

  res.send('profile save'); 
};