public function run_addon($plugin)
 {
     parent::run_addon($plugin);
     $this->enable_update_content_permalink();
     if (!is_admin()) {
         add_action('cuar/private-content/view/single-post-action-links?post-type=' . $this->get_friendly_post_type(), array(&$this, 'get_single_content_action_links'));
     }
 }