mirror of
https://github.com/moodle/moodle.git
synced 2025-07-17 12:21:24 +02:00
79 lines
2.7 KiB
PHP
79 lines
2.7 KiB
PHP
<?php
|
|
// This file is part of Moodle - http://moodle.org/
|
|
//
|
|
// Moodle 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, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
/**
|
|
* A scheduled task.
|
|
*
|
|
* @package core
|
|
* @copyright 2013 onwards Martin Dougiamas http://dougiamas.com
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
namespace core\task;
|
|
|
|
defined('MOODLE_INTERNAL') || die();
|
|
|
|
require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');
|
|
|
|
/**
|
|
* Simple task to delete old backup records.
|
|
*/
|
|
class backup_cleanup_task extends scheduled_task {
|
|
|
|
/**
|
|
* Get a descriptive name for this task (shown to admins).
|
|
*
|
|
* @return string
|
|
*/
|
|
public function get_name() {
|
|
return get_string('taskbackupcleanup', 'admin');
|
|
}
|
|
|
|
/**
|
|
* Do the job.
|
|
* Throw exceptions on errors (the job will be retried).
|
|
*/
|
|
public function execute() {
|
|
global $DB;
|
|
|
|
$loglifetime = get_config('backup', 'loglifetime');
|
|
|
|
if (empty($loglifetime)) {
|
|
mtrace('The \'loglifetime\' config is not set. Can\'t proceed and delete old backup records.');
|
|
return;
|
|
}
|
|
|
|
// First, get the list of all backupids older than loglifetime.
|
|
$timecreated = time() - ($loglifetime * DAYSECS);
|
|
$records = $DB->get_records_select('backup_controllers', 'timecreated < ?', array($timecreated), 'id', 'id, backupid');
|
|
|
|
foreach ($records as $record) {
|
|
// Check if there is no incomplete adhoc task relying on the given backupid.
|
|
$params = array('%' . $record->backupid . '%');
|
|
$select = $DB->sql_like('customdata', '?', false);
|
|
$count = $DB->count_records_select('task_adhoc', $select, $params);
|
|
if ($count === 0) {
|
|
// Looks like there is no adhoc task, so we can delete logs and controllers for this backupid.
|
|
$DB->delete_records('backup_logs', array('backupid' => $record->backupid));
|
|
$DB->delete_records('backup_controllers', array('backupid' => $record->backupid));
|
|
}
|
|
}
|
|
|
|
// Delete files and dirs older than 1 week.
|
|
\backup_helper::delete_old_backup_dirs(strtotime('-1 week'));
|
|
}
|
|
|
|
}
|