Horde_Vfs_TestBase::_sort PHP Method

    protected function _sort($folders)
    {
        ksort($folders);
        foreach ($folders as &$item) {
            if ($item['type'] == '**dir') {
                if (!empty($item['subdirs'])) {
                    $item = $this->_sort($item['subdirs']);
                } else {
                    $item = array();
                }
            } else {
                $item = null;
            }
        }
        return $folders;
    }