gnu-social/lib/util/deletetree.php

54 lines
1.8 KiB
PHP

<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2008, 2009, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Recursively deletes a directory tree.
*
* @param string $folder The directory path.
* @param bool $keepRootFolder Whether to keep the top-level folder.
* @return bool TRUE on success, otherwise FALSE.
*/
function deleteTree(
$folder,
$keepRootFolder = false
) {
// Handle bad arguments.
if (empty($folder) || !file_exists($folder)) {
return true; // No such file/folder exists.
} elseif (is_file($folder) || is_link($folder)) {
return @unlink($folder); // Delete file/link.
}
// Delete all children.
$files = new RecursiveIteratorIterator(
new RecursiveDirectoryIterator($folder, RecursiveDirectoryIterator::SKIP_DOTS),
RecursiveIteratorIterator::CHILD_FIRST
);
foreach ($files as $fileinfo) {
$action = ($fileinfo->isDir() ? 'rmdir' : 'unlink');
if (!@$action($fileinfo->getRealPath())) {
return false; // Abort due to the failure.
}
}
// Delete the root folder itself?
return (!$keepRootFolder ? @rmdir($folder) : true);
}