120 lines
3.8 KiB
Plaintext
120 lines
3.8 KiB
Plaintext
<?php
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/*
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2007 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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GalleryCoreApi::requireOnce('modules/core/classes/GalleryToolkit.class');
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/**
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* A version of GalleryToolkit to extract files from an archive.
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* @package ArchiveUpload
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* @subpackage Classes
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* @author Alan Harder <alan.harder@sun.com>
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* @version $Revision: 15513 $
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*/
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class ArchiveExtractToolkit extends GalleryToolkit {
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/**
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* @see GalleryToolkit::performOperation
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*/
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function performOperation($mimeType, $operationName, $sourceFilename,
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$destFilename, $parameters, $context=array()) {
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global $gallery;
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$platform =& $gallery->getPlatform();
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if ($operationName != 'extract' || $mimeType != 'application/zip') {
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return array(GalleryCoreApi::error(ERROR_UNSUPPORTED_OPERATION, __FILE__, __LINE__,
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"$operationName $mimeType"), null, null);
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}
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if (!$platform->is_dir($destFilename)) {
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return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER), null, null);
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}
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list ($ret, $params) = GalleryCoreApi::fetchAllPluginParameters('module', 'archiveupload');
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if ($ret) {
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return array($ret, null, null);
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}
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$cwd = $platform->getcwd();
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if (!$platform->chdir($destFilename)) {
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return array(GalleryCoreApi::error(ERROR_PLATFORM_FAILURE), null, null);
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}
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$gallery->guaranteeTimeLimit(60);
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list ($success) = $platform->exec(array(array($params['unzipPath'], $sourceFilename)));
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if (!empty($cwd)) {
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@$platform->chdir($cwd);
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}
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if (!$success) {
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return array(GalleryCoreApi::error(ERROR_PLATFORM_FAILURE), null, null);
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}
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/* Set permissions according to core parameter settings */
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if (!$platform->recursiveChmod($destFilename)) {
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return array(GalleryCoreApi::error(ERROR_PLATFORM_FAILURE), null, null);
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}
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if ($params['removeMeta'] && !$this->_pruneDirectory($destFilename,
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/* Thumbs.db is Windows, the rest are MacOSX */
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array('file' => array('Thumbs.db', '.DS_Store', '.Trashes'),
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'dir' => array('__MACOSX')),
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$platform)) {
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return array(GalleryCoreApi::error(ERROR_PLATFORM_FAILURE), null, null);
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}
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return array(null, $mimeType, $context);
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}
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/**
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* Remove specified patterns in a directory tree.
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* @param string $dir path
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* @param array $prune ('file' => array of filenames, 'dir' => array of dirnames)
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* @param object GalleryPlatform
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* @return bool true for success
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* @access private
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*/
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function _pruneDirectory($dir, $prune, &$platform) {
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if (!($dh = $platform->opendir($dir))) {
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return false;
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}
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$list = array();
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while ($file = $platform->readdir($dh)) {
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if ($file != '.' && $file != '..') {
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$list[] = $file;
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}
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}
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$platform->closedir($dh);
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$dir .= $platform->getDirectorySeparator();
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foreach ($list as $file) {
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$path = $dir . $file;
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if ($platform->is_dir($path)) {
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if (in_array($file, $prune['dir'])) {
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if (!$platform->recursiveRmdir($path)) {
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return false;
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}
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} else if (!$this->_pruneDirectory($path, $prune, $platform)) {
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return false;
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}
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} else if (in_array($file, $prune['file']) && !$platform->unlink($path)) {
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return false;
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}
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}
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return true;
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}
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}
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?>
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