/**
* Deletes folder and all descendants objects.
* @param int $deletedBy Id of user (or SystemUser::SYSTEM_USER_ID).
* @throws \Bitrix\Main\ArgumentException
* @throws \Bitrix\Main\ArgumentNullException
* @return bool
*/
public function deleteTree($deletedBy)
{
/** @var Sharing $sharing */
$sharing = Sharing::load(array('LINK_OBJECT_ID' => $this->getId()));
if ($sharing) {
$sharing->decline($deletedBy, false);
}
return parent::deleteNonRecursive($deletedBy);
}