CWebDavStorageCore::moveFile

public function moveFile($name, $targetElementId, $newParentDirectoryId)
{
	$this->init();
	$key = $this->getStorageId();
	if(!$newParentDirectoryId)
	{
		//in root
		$newParentDirectoryId = $key['IBLOCK_SECTION_ID'];
	}
	$name = $this->getWebDav()->correctName($name);
	$pathArray = $this->getPathArrayForSection($newParentDirectoryId);
	$pathArray[] = $name;

	$newPath = '/' . implode('/', $pathArray);
	$options = array(
		'element_id' => $targetElementId,
		'dest_url' => $newPath,
		'overwrite' => false,
	);

	$response = $this->getWebDav()->move($options);
	$oError = $this->getLastException();
	if(intval($response) == 412) //FILE_OR_FOLDER_ALREADY_EXISTS
	{
		return false;
	}
	elseif(intval($response) == 400) //FOLDER_IS_EXISTS (destination equals source)
	{
		return $this->getFile(null, array('id' => $targetElementId), true);
	}
	elseif(intval($response) == 403)
	{
		throw new CWebDavAccessDeniedException;
	}
	elseif(!$oError && intval($response) >= 300)
	{
		return false;
	}
	elseif($oError)
	{
		return false;
	}

	$file = $this->getFile(null, array('id' => $targetElementId), true);
	if($file)
	{
		return $file;
	}

	throw new WebDavStorageBreakDownException('bd moveFile');
}