public static function plugin_init() {
        //here we create a default instance for this type

        $id = repository::static_function('flickr_public','create', 'flickr_public', 0, context_system::instance(), array('name'=>'', 'email_address' => null, 'usewatermarks' => false), 0);
        if (empty($id)) {
            return false;
        } else {
            return true;
        }
    }