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<?php |
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/** |
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* @author Björn Schießle <[email protected]> |
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* @author Joas Schilling <[email protected]> |
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* @author Jörn Friedrich Dreyer <[email protected]> |
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* @author Robin Appelman <[email protected]> |
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* @author Robin McCorkell <[email protected]> |
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* @author Vincent Petry <[email protected]> |
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* |
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* @copyright Copyright (c) 2015, ownCloud, Inc. |
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* @license AGPL-3.0 |
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* |
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* This code is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License, version 3, |
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* as published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License, version 3, |
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* along with this program. If not, see <http://www.gnu.org/licenses/> |
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* |
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*/ |
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namespace OCA\Files_Trashbin; |
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use OC\Files\FileInfo; |
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use OCP\Constants; |
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class Helper |
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{ |
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/** |
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* Retrieves the contents of a trash bin directory. |
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* |
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* @param string $dir path to the directory inside the trashbin |
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* or empty to retrieve the root of the trashbin |
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* @param string $user |
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* @param string $sortAttribute attribute to sort on or empty to disable sorting |
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* @param bool $sortDescending true for descending sort, false otherwise |
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* @return \OCP\Files\FileInfo[] |
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*/ |
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public static function getTrashFiles($dir, $user, $sortAttribute = '', $sortDescending = false){ |
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$result = array(); |
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$timestamp = null; |
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$view = new \OC\Files\View('/' . $user . '/files_trashbin/files'); |
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if (ltrim($dir, '/') !== '' && !$view->is_dir($dir)) { |
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throw new \Exception('Directory does not exists'); |
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} |
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$dirContent = $view->opendir($dir); |
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if ($dirContent === false) { |
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return $result; |
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} |
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$mount = $view->getMount($dir); |
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$storage = $mount->getStorage(); |
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$absoluteDir = $view->getAbsolutePath($dir); |
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$internalPath = $mount->getInternalPath($absoluteDir); |
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if (is_resource($dirContent)) { |
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$originalLocations = \OCA\Files_Trashbin\Trashbin::getLocations($user); |
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while (($entryName = readdir($dirContent)) !== false) { |
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if (!\OC\Files\Filesystem::isIgnoredDir($entryName)) { |
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$id = $entryName; |
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if ($dir === '' || $dir === '/') { |
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$pathparts = pathinfo($entryName); |
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$timestamp = substr($pathparts['extension'], 1); |
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$id = $pathparts['filename']; |
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} else if ($timestamp === null) { |
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// for subfolders we need to calculate the timestamp only once |
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$parts = explode('/', ltrim($dir, '/')); |
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$timestamp = substr(pathinfo($parts[0], PATHINFO_EXTENSION), 1); |
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} |
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$originalPath = ''; |
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if (isset($originalLocations[$id][$timestamp])) { |
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$originalPath = $originalLocations[$id][$timestamp]; |
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if (substr($originalPath, -1) === '/') { |
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$originalPath = substr($originalPath, 0, -1); |
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} |
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} |
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$i = array( |
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'name' => $id, |
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'mtime' => $timestamp, |
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'mimetype' => \OC_Helper::getFileNameMimeType($id), |
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'type' => $view->is_dir($dir . '/' . $entryName) ? 'dir' : 'file', |
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'directory' => ($dir === '/') ? '' : $dir, |
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'etag' => '', |
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'permissions' => Constants::PERMISSION_ALL - Constants::PERMISSION_SHARE |
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); |
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if ($originalPath) { |
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$i['extraData'] = $originalPath.'/'.$id; |
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} |
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$result[] = new FileInfo($absoluteDir . '/' . $i['name'], $storage, $internalPath . '/' . $i['name'], $i, $mount); |
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} |
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} |
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closedir($dirContent); |
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} |
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if ($sortAttribute !== '') { |
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return \OCA\Files\Helper::sortFiles($result, $sortAttribute, $sortDescending); |
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} |
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return $result; |
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} |
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/** |
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* Format file infos for JSON |
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* @param \OCP\Files\FileInfo[] $fileInfos file infos |
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*/ |
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public static function formatFileInfos($fileInfos) { |
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$files = array(); |
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$id = 0; |
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foreach ($fileInfos as $i) { |
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$entry = \OCA\Files\Helper::formatFileInfo($i); |
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$entry['id'] = $id++; |
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$entry['etag'] = $entry['mtime']; // add fake etag, it is only needed to identify the preview image |
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$entry['permissions'] = \OCP\Constants::PERMISSION_READ; |
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$files[] = $entry; |
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} |
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return $files; |
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} |
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} |
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owncloud /
core
Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: