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<?php
/**
* @copyright 2016 Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OC\Repair\NC11;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\IDBConnection;
use OCP\Migration\IOutput;
use OCP\Migration\IRepairStep;
class FixMountStorages implements IRepairStep {
/** @var IDBConnection */
private $db;
/**
* @param IDBConnection $db
*/
public function __construct(IDBConnection $db) {
$this->db = $db;
}
/**
* @return string
*/
public function getName() {
return 'Fix potential broken mount points';
}
public function run(IOutput $output) {
$query = $this->db->getQueryBuilder();
$query->select('m.id', 'f.storage')
->from('mounts', 'm')
->leftJoin('m', 'filecache', 'f', $query->expr()->eq('m.root_id', 'f.fileid'))
->where($query->expr()->neq('m.storage_id', 'f.storage'));
$update = $this->db->getQueryBuilder();
$update->update('mounts')
->set('storage_id', $update->createParameter('storage'))
->where($query->expr()->eq('id', $update->createParameter('mount')));
$result = $query->execute();
$entriesUpdated = 0;
while ($row = $result->fetch()) {
$update->setParameter('storage', $row['storage'], IQueryBuilder::PARAM_INT)
->setParameter('mount', $row['id'], IQueryBuilder::PARAM_INT);
$update->execute();
$entriesUpdated++;
}
$result->closeCursor();
if ($entriesUpdated > 0) {
$output->info($entriesUpdated . ' mounts updated');
return;
}
$output->info('No mounts updated');
}
}
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