CWebDavStorageCore::moveDirectory

public function moveDirectory($name, $targetDirectoryId, $newParentDirectoryId)
{
	$this->init();

	$key = $this->getStorageId();
	if(!$newParentDirectoryId)
	{
		//in root
		$newParentDirectoryId = $key['IBLOCK_SECTION_ID'];
	}

	$pathArray = $this->getPathArrayForSection($newParentDirectoryId);
	$pathArray[] = $name;

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

	$response = $this->getWebDav()->move($options);

	//todo bad hack. Operation move with symlink folders equals drop and create. This is not atomic operation.
	//and we send response error, but this is fake error. Really we added new folders and move to trash.
	$webdav = $this->getWebDav();
	if($webdav::$lastActionMoveWithSymlink)
	{
		throw new CWebDavSymlinkMoveFakeErrorException;
	}

	$oError = $this->getLastException();
	if(!$oError && intval($response) == 403)
	{
		throw new CWebDavAccessDeniedException;
	}
	elseif(intval($response) == 400) //FOLDER_IS_EXISTS (destination equals source)
	{
		return $this->getDirectory(null, array('id' => $targetDirectoryId), true);
	}
	elseif(!$oError && intval($response) >= 300)
	{
		return false;
	}
	elseif($oError)
	{
		return false;
	}
	$this->clearCache();

	$directory = $this->getDirectory(null, array('id' => $targetDirectoryId), true);
	//todo getPathArrayForSection() static cached. And we set path manual.
	$directory['path'] = $newPath;

	return $directory;
}