public function memorizeModel()
    {
        if (!$this->model->loaded()) {
            throw $this->exception('Authentication failure', 'AccessDenied');
        }

        // Don't store password in model / memory / session
        $this->model['password'] = null;
        unset($this->model->dirty['password']);

        // Cache memory. Should we use controller?
        $this->info = $this->model->get();
        $this->info['username'] = $this->info[$this->login_field];

        if ($this->app->hasMethod('initializeSession') || session_id()) {
            $this->memorize('info', $this->info);
            $this->memorize('class', get_class($this->model));
            $this->memorize('id', $this->model->id);
        }

        $this->hook('login');
    }