nextcloud/core/BackgroundJobs/MigrateMetadataJob.php
Louis Chemineau 95938d32d9
Add migration from the old to new metadata tables
Signed-off-by: Louis Chemineau <louis@chmn.me>
2023-11-16 09:21:55 +01:00

107 lines
3.2 KiB
PHP

<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2023 Louis Chemineau <louis@chmn.me>
*
* @author Louis Chemineau <louis@chmn.me>
*
* @license AGPL-3.0-or-later
*
* 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\Core\BackgroundJobs;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\IJobList;
use OCP\BackgroundJob\TimedJob;
use OCP\FilesMetadata\IFilesMetadataManager;
use OCP\IConfig;
use OCP\IDBConnection;
class MigrateMetadataJob extends TimedJob {
public function __construct(
ITimeFactory $time,
private IConfig $config,
private IFilesMetadataManager $filesMetadataManager,
private IDBConnection $connection,
private IJobList $jobList,
) {
parent::__construct($time);
$this->setTimeSensitivity(\OCP\BackgroundJob\IJob::TIME_INSENSITIVE);
$this->setInterval(24 * 3600);
}
protected function run(mixed $argument): void {
if (!$this->connection->tableExists('file_metadata')) {
return;
}
$startTime = time();
$selectQuery = $this->connection->getQueryBuilder()
->select('*')
->from('file_metadata')
->setMaxResults(200);
$deleteQuery = $this->connection->getQueryBuilder();
$deleteQuery->delete('file_metadata')
->where($deleteQuery->expr()->eq('id', $deleteQuery->createParameter('id')))
->where($deleteQuery->expr()->eq('group_name', $deleteQuery->createParameter('group_name')))
->where($deleteQuery->expr()->eq('value', $deleteQuery->createParameter('value')));
do {
$this->connection->beginTransaction();
$results = $selectQuery->executeQuery();
while ($row = $results->fetch()) {
$metadata = $this->filesMetadataManager->getMetadata($row['id'], true);
switch ($row['group_name']) {
case 'size':
$metadata->setArray('photos-size', json_decode($row['value'], true));
break;
case 'gps':
$metadata->setArray('photos-gps', json_decode($row['value'], true));
break;
case 'photos_place':
$metadata->setString('photos-place', $row['value'], true);
break;
}
$this->filesMetadataManager->saveMetadata($metadata);
$deleteQuery->setParameter('id', $row['id']);
$deleteQuery->setParameter('group_name', $row['group_name']);
$deleteQuery->setParameter('value', $row['value']);
$deleteQuery->executeStatement();
}
$results->closeCursor();
$this->connection->commit();
// Stop if execution time is more than one hour.
if (time() - $startTime > 60 * 60) {
return;
}
} while ($results->rowCount() !== 0);
$this->connection->dropTable('file_metadata');
$this->jobList->remove(MigrateMetadataJob::class);
}
}