* * @copyright Copyright (c) 2015, 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 * */ namespace OC\Repair; use OC\Hooks\BasicEmitter; /** * Repairs shares with invalid data */ class RepairInvalidShares extends BasicEmitter implements \OC\RepairStep { /** * @var \OCP\IConfig */ protected $config; /** * @var \OCP\IDBConnection */ protected $connection; /** * @param \OCP\IConfig $config * @param \OCP\IDBConnection $connection */ public function __construct($config, $connection) { $this->connection = $connection; $this->config = $config; } public function getName() { return 'Repair invalid shares'; } /** * Past bugs would make it possible to set an expiration date on user shares even * though it is not supported. This functions removes the expiration date from such entries. */ private function removeExpirationDateFromNonLinkShares() { $builder = $this->connection->getQueryBuilder(); $builder ->update('share') ->set('expiration', 'null') ->where($builder->expr()->isNotNull('expiration')) ->andWhere($builder->expr()->neq('share_type', $builder->expr()->literal(\OC\Share\Constants::SHARE_TYPE_LINK))); $updatedEntries = $builder->execute(); if ($updatedEntries > 0) { $this->emit('\OC\Repair', 'info', array('Removed invalid expiration date from ' . $updatedEntries . ' shares')); } } public function run() { $ocVersionFromBeforeUpdate = $this->config->getSystemValue('version', '0.0.0'); if (version_compare($ocVersionFromBeforeUpdate, '8.2.0.7', '<')) { // this situation was only possible before 8.2 $this->removeExpirationDateFromNonLinkShares(); } } }