nextcloud/apps/files_trashbin/lib/backgroundjob/expiretrash.php

135 lines
3.3 KiB
PHP

<?php
/**
* @author Lukas Reschke <lukas@owncloud.com>
* @author Victor Dubiniuk <dubiniuk@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @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\BackgroundJob;
use OCP\IConfig;
use OCP\IUserManager;
use OCA\Files_Trashbin\AppInfo\Application;
use OCA\Files_Trashbin\Expiration;
use OCA\Files_Trashbin\Helper;
use OCA\Files_Trashbin\Trashbin;
class ExpireTrash extends \OC\BackgroundJob\TimedJob {
const ITEMS_PER_SESSION = 1000;
/**
* @var Expiration
*/
private $expiration;
/**
* @var IConfig
*/
private $config;
/**
* @var IUserManager
*/
private $userManager;
const USERS_PER_SESSION = 1000;
/**
* @param IConfig|null $config
* @param IUserManager|null $userManager
* @param Expiration|null $expiration
*/
public function __construct(IConfig $config = null,
IUserManager $userManager = null,
Expiration $expiration = null) {
// Run once per 30 minutes
$this->setInterval(60 * 30);
if (is_null($expiration) || is_null($userManager) || is_null($config)) {
$this->fixDIForJobs();
} else {
$this->config = $config;
$this->userManager = $userManager;
$this->expiration = $expiration;
}
}
protected function fixDIForJobs() {
$application = new Application();
$this->config = \OC::$server->getConfig();
$this->userManager = \OC::$server->getUserManager();
$this->expiration = $application->getContainer()->query('Expiration');
}
/**
* @param $argument
* @throws \Exception
*/
protected function run($argument) {
$maxAge = $this->expiration->getMaxAgeAsTimestamp();
if (!$maxAge) {
return;
}
$offset = $this->config->getAppValue('files_trashbin', 'cronjob_user_offset', 0);
$users = $this->userManager->search('', self::USERS_PER_SESSION, $offset);
if (!count($users)) {
// No users found, reset offset and retry
$offset = 0;
$users = $this->userManager->search('', self::USERS_PER_SESSION);
}
$offset += self::USERS_PER_SESSION;
$this->config->setAppValue('files_trashbin', 'cronjob_user_offset', $offset);
foreach ($users as $user) {
$uid = $user->getUID();
if (!$this->setupFS($uid)) {
continue;
}
$dirContent = Helper::getTrashFiles('/', $uid, 'mtime');
Trashbin::deleteExpiredFiles($dirContent, $uid);
}
\OC_Util::tearDownFS();
}
/**
* Act on behalf on trash item owner
* @param string $user
* @return boolean
*/
private function setupFS($user){
if (!$this->userManager->userExists($user)) {
return false;
}
//Check if this user has a trashbin directory
$view = new \OC\Files\View('/' . $user);
if (!$view->is_dir('/files_trashbin/files')){
return false;
}
\OC_Util::tearDownFS();
\OC_Util::setupFS($user);
return true;
}
}