/**
  * @return string[]
  * @access private
  */
 protected function _prepare_restrictions()
 {
     parent::_prepare_restrictions();
     $this->_calculated_restrictions[] = 'com.entry_id = ' . $this->_entry->id;
 }
 /**
  * Prepare security- and filter-based restrictions.
  * @access private
  */
 protected function _prepare_restrictions()
 {
     parent::_prepare_restrictions();
     $this->_calculated_restrictions[] = 'entry.folder_id = ' . $this->_folder->id;
 }