CWebDavIblock::CleanUpDropped

function CleanUpDropped()
{
	$dropTargetID = $this->GetMetaID("DROPPED");
	// remove empty 'dropped' folders
	$ise = new CIBlockSection;
	//if (!$checked)
	//{
		$rsParentSection = $ise->GetByID($dropTargetID);
		if ($arParentSection = $rsParentSection->GetNext())
		{
			$arFilter = array('IBLOCK_ID' => $this->IBLOCK_ID,
				'>LEFT_MARGIN' => $arParentSection['LEFT_MARGIN'],
				' $arParentSection['RIGHT_MARGIN'],
				'>DEPTH_LEVEL' => $arParentSection['DEPTH_LEVEL'],
				'CHECK_PERMISSIONS' => 'N'
			);
			$dbFolders = $ise->GetList(array(),$arFilter, false, array('ID', 'IBLOCK_ID'));
			while($arFolder = $dbFolders->Fetch())
			{
				$count = CIBlockElement::GetList(array(), array(
					'IBLOCK_SECTION_ID' => $arFolder['ID'],
					'IBLOCK_ID' => $arFolder['IBLOCK_ID'],
					'INCLUDE_SUBSECTIONS' => 'Y'), array(), false, array('ID'));
				if(intval($count) < 1)
				{
					$ise->Delete($arFolder['ID']);
				}
			}
		}
	//}
}