* @author Morris Jobke * * @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 . * */ namespace OC\Repair\NC16; use OCP\Files\IAppData; use OCP\Files\NotFoundException; use OCP\Files\SimpleFS\ISimpleFolder; use OCP\IConfig; use OCP\Migration\IOutput; use OCP\Migration\IRepairStep; use Psr\Log\LoggerInterface; use RuntimeException; /** * Class CleanupCardDAVPhotoCache * * This repair step removes "photo." files created by photocache * * Before https://github.com/nextcloud/server/pull/13843 a "photo." file could be created * for unsupported image formats by photocache. Because a file is present but not jpg, png or gif no * photo could be returned for this vcard. These invalid files are removed by this migration step. */ class CleanupCardDAVPhotoCache implements IRepairStep { /** @var IConfig */ private $config; /** @var IAppData */ private $appData; private LoggerInterface $logger; public function __construct(IConfig $config, IAppData $appData, LoggerInterface $logger) { $this->config = $config; $this->appData = $appData; $this->logger = $logger; } public function getName(): string { return 'Cleanup invalid photocache files for carddav'; } private function repair(IOutput $output): void { try { $folders = $this->appData->getDirectoryListing(); } catch (NotFoundException $e) { return; } catch (RuntimeException $e) { $this->logger->error('Failed to fetch directory listing in CleanupCardDAVPhotoCache', ['exception' => $e]); return; } $folders = array_filter($folders, function (ISimpleFolder $folder) { return $folder->fileExists('photo.'); }); if (empty($folders)) { return; } $output->info('Delete ' . count($folders) . ' "photo." files'); foreach ($folders as $folder) { try { /** @var ISimpleFolder $folder */ $folder->getFile('photo.')->delete(); } catch (\Exception $e) { $this->logger->error($e->getMessage(), ['exception' => $e]); $output->warning('Could not delete file "dav-photocache/' . $folder->getName() . '/photo."'); } } } private function shouldRun(): bool { return version_compare( $this->config->getSystemValueString('version', '0.0.0.0'), '16.0.0.0', '<=' ); } public function run(IOutput $output): void { if ($this->shouldRun()) { $this->repair($output); } } }