nextcloud/apps/files_trashbin/lib/Helper.php

130 lines
4.5 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Bjoern Schiessle <bjoern@schiessle.org>
* @author Björn Schießle <bjoern@schiessle.org>
* @author Joas Schilling <coding@schilljs.com>
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <robin@icewind.nl>
* @author Victor Dubiniuk <dubiniuk@owncloud.com>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\Files_Trashbin;
use OC\Files\FileInfo;
use OCP\Constants;
use OCP\Files\Cache\ICacheEntry;
class Helper {
/**
* Retrieves the contents of a trash bin directory.
*
* @param string $dir path to the directory inside the trashbin
* or empty to retrieve the root of the trashbin
* @param string $user
* @param string $sortAttribute attribute to sort on or empty to disable sorting
* @param bool $sortDescending true for descending sort, false otherwise
* @return \OCP\Files\FileInfo[]
*/
public static function getTrashFiles($dir, $user, $sortAttribute = '', $sortDescending = false) {
$result = array();
$timestamp = null;
$view = new \OC\Files\View('/' . $user . '/files_trashbin/files');
if (ltrim($dir, '/') !== '' && !$view->is_dir($dir)) {
throw new \Exception('Directory does not exists');
}
$mount = $view->getMount($dir);
$storage = $mount->getStorage();
$absoluteDir = $view->getAbsolutePath($dir);
$internalPath = $mount->getInternalPath($absoluteDir);
$originalLocations = \OCA\Files_Trashbin\Trashbin::getLocations($user);
$dirContent = $storage->getCache()->getFolderContents($mount->getInternalPath($view->getAbsolutePath($dir)));
foreach ($dirContent as $entry) {
$entryName = $entry->getName();
$name = $entryName;
if ($dir === '' || $dir === '/') {
$pathparts = pathinfo($entryName);
$timestamp = substr($pathparts['extension'], 1);
$name = $pathparts['filename'];
} else if ($timestamp === null) {
// for subfolders we need to calculate the timestamp only once
$parts = explode('/', ltrim($dir, '/'));
$timestamp = substr(pathinfo($parts[0], PATHINFO_EXTENSION), 1);
}
$originalPath = '';
$originalName = substr($entryName, 0, -strlen($timestamp)-2);
if (isset($originalLocations[$originalName][$timestamp])) {
$originalPath = $originalLocations[$originalName][$timestamp];
if (substr($originalPath, -1) === '/') {
$originalPath = substr($originalPath, 0, -1);
}
}
$type = $entry->getMimeType() === ICacheEntry::DIRECTORY_MIMETYPE ? 'dir' : 'file';
$i = array(
'name' => $name,
'mtime' => $timestamp,
'mimetype' => $type === 'dir' ? 'httpd/unix-directory' : \OC::$server->getMimeTypeDetector()->detectPath($name),
'type' => $type,
'directory' => ($dir === '/') ? '' : $dir,
'size' => $entry->getSize(),
'etag' => '',
'permissions' => Constants::PERMISSION_ALL - Constants::PERMISSION_SHARE,
'fileid' => $entry->getId(),
);
if ($originalPath) {
if ($originalPath !== '.') {
$i['extraData'] = $originalPath . '/' . $originalName;
} else {
$i['extraData'] = $originalName;
}
}
$result[] = new FileInfo($absoluteDir . '/' . $i['name'], $storage, $internalPath . '/' . $i['name'], $i, $mount);
}
if ($sortAttribute !== '') {
return \OCA\Files\Helper::sortFiles($result, $sortAttribute, $sortDescending);
}
return $result;
}
/**
* Format file infos for JSON
*
* @param \OCP\Files\FileInfo[] $fileInfos file infos
*/
public static function formatFileInfos($fileInfos) {
$files = array();
$id = 0;
foreach ($fileInfos as $i) {
$entry = \OCA\Files\Helper::formatFileInfo($i);
$entry['id'] = $id++;
$entry['etag'] = $entry['mtime']; // add fake etag, it is only needed to identify the preview image
$entry['permissions'] = \OCP\Constants::PERMISSION_READ;
$files[] = $entry;
}
return $files;
}
}