/**
* This function is a singleton method used to instantiate the EEM_Attendee object
*
* @access public
* @return EEM_Question_Option instance
*/
public static function instance()
{
// check if instance of EEM_Attendee already exists
if (self::$_instance === NULL) {
// instantiate Espresso_model
self::$_instance = new self();
}
// EEM_Attendee object
return self::$_instance;
}
/**
* Deletes the specified question (and its associated question options) or question group
* @param int $id
* @param EEM_Soft_Delete_Base $model
* @return boolean
*/
protected function _delete_item($id, $model)
{
if ($model instanceof EEM_Question) {
EEM_Question_Option::instance()->delete_permanently(array(array('QST_ID' => absint($id))));
}
return $model->delete_permanently_by_ID(absint($id));
}
