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<?php /** * Akeeba Engine * * @package akeebaengine * @copyright Copyright (c)2006-2024 Nicholas K. Dionysopoulos / Akeeba Ltd * @license https://www.gnu.org/licenses/gpl-3.0.html GNU General Public License version 3, or later * * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public * License as published by the Free Software Foundation, version 3. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along with this program. If not, see * <https://www.gnu.org/licenses/>. / /* * @package Akeeba\Engine\Core\Domain\Finalizer * @subpackage * * @copyright A copyright * @license A "Slug" license name e.g. GPL2 / namespace Akeeba\Engine\Core\Domain\Finalizer; use Akeeba\Engine\Core\Domain\Finalization; use Akeeba\Engine\Factory; use Akeeba\Engine\Platform; use DateTime; use Exception; class RemoteQuotas extends AbstractQuotaManagement { /* @inheritDoc / public function __construct(Finalization $finalizationPart) { $this->quotaType = 'remote'; $this->configKeys = [ 'maxAgeEnable' => 'akeeba.quota.remotely.maxage.enable', 'maxAgeDays' => 'akeeba.quota.remotely.maxage.maxdays', 'maxAgeKeep' => 'akeeba.quota.remotely.maxage.keepday', 'countEnable' => 'akeeba.quota.remotely.enable_count_quota', 'countValue' => 'akeeba.quota.remotely.count_quota', 'sizeEnable' => 'akeeba.quota.remotely.enable_size_quota', 'sizeValue' => 'akeeba.quota.remotely.size_quota', ]; parent::__construct($finalizationPart); } /* @inheritDoc / protected function getAllRecords(): array { $configuration = Factory::getConfiguration(); $useLatest = $configuration->get('akeeba.quota.remote_latest', '1') == 1; // Get all records with a remote filename and filter out the current record and frozen records $allRecords = array_filter( Platform::getInstance()->get_valid_remote_records() ?: [], function (array $stat) use ($useLatest): bool { // Exclude frozen records from quota management if (isset($stat['frozen']) && $stat['frozen']) { Factory::getLog()->debug( sprintf( 'Excluding frozen backup id %d from %s quota management', $stat['id'], $this->quotaType ) ); return false; } // Exclude the current record from the remote quota management return $useLatest ? true : ($stat['id'] != $this->latestBackupId); } ); // Convert stat records to entries used in quota management return array_map( function (array $stat): array { $remoteFilenames = $this->getRemoteFiles($stat['remote_filename'], $stat['multipart']); try { $backupStart = new DateTime($stat['backupstart']); $backupTS = $backupStart->format('U'); $backupDay = $backupStart->format('d'); } catch (Exception $e) { $backupTS = 0; $backupDay = 0; } // Get the log file name $tag = $stat['tag'] ?? 'backend'; $backupId = $stat['backupid'] ?? ''; $logName = ''; if (!empty($backupId)) { $logName = 'akeeba.' . $tag . '.' . $backupId . '.log.php'; } return [ 'id' => $stat['id'], 'filenames' => $remoteFilenames, 'size' => $stat['total_size'], 'backupstart' => $backupTS, 'day' => $backupDay, 'logname' => $logName, 'absolute_path' => $stat['absolute_path'], ]; }, $allRecords ); } /* * Performs the actual removal. * * @param array $removeBackupIDs The backup IDs which will have their files removed * @param array $filesToRemove The flat list of files to remove * @param array $removeLogPaths The flat list of log paths to remove * * @return bool True if we are done, false to come back in the next step of the engine * @throws Exception * @since 9.3.1 / protected function processRemovals(array &$removeBackupIDs, array &$filesToRemove, array &$removeLogPaths): bool { $timer = Factory::getTimer(); // Update the statistics record with the removed remote files if (!empty($removeBackupIDs)) { Factory::getLog()->debug( sprintf( 'Applying %s quotas: updating backup records', $this->quotaType ) ); } while (!empty($removeBackupIDs) && $timer->getTimeLeft() > 0) { $id = array_shift($removeBackupIDs); $data = ['remote_filename' => '']; Platform::getInstance()->set_or_update_statistics($id, $data); } // Check if I have enough time if ($timer->getTimeLeft() <= 0) { return false; } // Apply quotas upon backup records if (!empty($filesToRemove) > 0) { Factory::getLog()->debug( sprintf( 'Applying %s quotas: removing backup archives', $this->quotaType ) ); } while (!empty($filesToRemove) && $timer->getTimeLeft() > 0) { $filename = array_shift($filesToRemove); [$engineName, $path] = explode('://', $filename); $engine = Factory::getPostprocEngine($engineName); if (!$engine->supportsDelete()) { continue; } Factory::getLog()->debug( sprintf( 'Removing remotely stored file %s', $filename ) ); try { $engine->delete($path); } catch (Exception $e) { Factory::getLog()->debug( sprintf( 'Could not remove remotely stored file. Error: %s', $e->getMessage() ) ); } } // Check if I have enough time if ($timer->getTimeLeft() <= 0) { return false; } // Apply quotas to log files if (!empty($removeLogPaths)) { Factory::getLog()->debug( sprintf( 'Applying %s quotas: removing obsolete log files', $this->quotaType ) ); Factory::getLog()->debug('Removing obsolete log files'); } while (!empty($removeLogPaths) && $timer->getTimeLeft() > 0) { $logPath = array_shift($removeLogPaths); if (@Platform::getInstance()->unlink($logPath)) { continue; } Factory::getLog()->debug( sprintf( 'Failed to remove old log file %s', $logPath ) ); } // Check if I have enough time if ($timer->getTimeLeft() <= 0) { return false; } return true; } /* * Get the full paths to all remote backup parts * * @param string $filename The full filename of the last part stored in the database * @param int $multipart How many parts does this archive consist of? * * @return array A list of the full paths of all remotely stored backup archive parts * @since 9.3.1 */ private function getRemoteFiles(string $filename, int $multipart): array { $result = []; $extension = substr($filename, -3); $base = substr($filename, 0, -4); $extensionPrefix = substr($extension, 0, 1); $result[] = $filename; if ($multipart <= 1) { return $result; } for ($i = 1; $i < $multipart; $i++) { $newExt = $extensionPrefix . sprintf('%02u', $i); $result[] = $base . '.' . $newExt; } return $result; } }

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