You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
401 lines
18 KiB
401 lines
18 KiB
2 years ago
|
<?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/>.
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Unit tests for backups cron helper.
|
||
|
|
*
|
||
|
|
* @package core_backup
|
||
|
|
* @category phpunit
|
||
|
|
* @copyright 2012 Frédéric Massart <fred@moodle.com>
|
||
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
||
|
|
*/
|
||
|
|
|
||
|
|
defined('MOODLE_INTERNAL') || die();
|
||
|
|
|
||
|
|
global $CFG;
|
||
|
|
require_once($CFG->dirroot . '/backup/util/helper/backup_cron_helper.class.php');
|
||
|
|
require_once($CFG->dirroot . '/backup/util/interfaces/checksumable.class.php');
|
||
|
|
require_once("$CFG->dirroot/backup/backup.class.php");
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Unit tests for backup cron helper
|
||
|
|
*/
|
||
|
|
class backup_cron_helper_testcase extends advanced_testcase {
|
||
|
|
/**
|
||
|
|
* Test {@link backup_cron_automated_helper::calculate_next_automated_backup}.
|
||
|
|
*/
|
||
|
|
public function test_next_automated_backup() {
|
||
|
|
global $CFG;
|
||
|
|
|
||
|
|
$this->resetAfterTest();
|
||
|
|
set_config('backup_auto_active', '1', 'backup');
|
||
|
|
|
||
|
|
$this->setTimezone('Australia/Perth');
|
||
|
|
|
||
|
|
// Notes
|
||
|
|
// - backup_auto_weekdays starts on Sunday
|
||
|
|
// - Tests cannot be done in the past
|
||
|
|
// - Only the DST on the server side is handled.
|
||
|
|
|
||
|
|
// Every Tue and Fri at 11pm.
|
||
|
|
set_config('backup_auto_weekdays', '0010010', 'backup');
|
||
|
|
set_config('backup_auto_hour', '23', 'backup');
|
||
|
|
set_config('backup_auto_minute', '0', 'backup');
|
||
|
|
|
||
|
|
$timezone = 99; // Ignored, everything is calculated in server timezone!!!
|
||
|
|
|
||
|
|
$now = strtotime('next Monday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('2-23:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Tuesday 18:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('2-23:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Wednesday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('5-23:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Thursday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('5-23:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Friday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('5-23:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Saturday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('2-23:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Sunday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('2-23:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
// Every Sun and Sat at 12pm.
|
||
|
|
set_config('backup_auto_weekdays', '1000001', 'backup');
|
||
|
|
set_config('backup_auto_hour', '0', 'backup');
|
||
|
|
set_config('backup_auto_minute', '0', 'backup');
|
||
|
|
|
||
|
|
$now = strtotime('next Monday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Tuesday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Wednesday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Thursday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Friday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Saturday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Sunday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
// Every Sun at 4am.
|
||
|
|
set_config('backup_auto_weekdays', '1000000', 'backup');
|
||
|
|
set_config('backup_auto_hour', '4', 'backup');
|
||
|
|
set_config('backup_auto_minute', '0', 'backup');
|
||
|
|
|
||
|
|
$now = strtotime('next Monday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-04:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Tuesday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-04:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Wednesday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-04:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Thursday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-04:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Friday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-04:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Saturday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-04:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Sunday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-04:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
// Every day but Wed at 8:30pm.
|
||
|
|
set_config('backup_auto_weekdays', '1110111', 'backup');
|
||
|
|
set_config('backup_auto_hour', '20', 'backup');
|
||
|
|
set_config('backup_auto_minute', '30', 'backup');
|
||
|
|
|
||
|
|
$now = strtotime('next Monday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('1-20:30', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Tuesday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('2-20:30', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Wednesday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('4-20:30', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Thursday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('4-20:30', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Friday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('5-20:30', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Saturday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-20:30', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Sunday 17:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-20:30', date('w-H:i', $next));
|
||
|
|
|
||
|
|
// Sun, Tue, Thu, Sat at 12pm.
|
||
|
|
set_config('backup_auto_weekdays', '1010101', 'backup');
|
||
|
|
set_config('backup_auto_hour', '0', 'backup');
|
||
|
|
set_config('backup_auto_minute', '0', 'backup');
|
||
|
|
|
||
|
|
$now = strtotime('next Monday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('2-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Tuesday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('4-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Wednesday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('4-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Thursday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Friday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('6-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Saturday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
$now = strtotime('next Sunday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('2-00:00', date('w-H:i', $next));
|
||
|
|
|
||
|
|
// None.
|
||
|
|
set_config('backup_auto_weekdays', '0000000', 'backup');
|
||
|
|
set_config('backup_auto_hour', '15', 'backup');
|
||
|
|
set_config('backup_auto_minute', '30', 'backup');
|
||
|
|
|
||
|
|
$now = strtotime('next Sunday 13:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals('0', $next);
|
||
|
|
|
||
|
|
// Playing with timezones.
|
||
|
|
set_config('backup_auto_weekdays', '1111111', 'backup');
|
||
|
|
set_config('backup_auto_hour', '20', 'backup');
|
||
|
|
set_config('backup_auto_minute', '00', 'backup');
|
||
|
|
|
||
|
|
$this->setTimezone('Australia/Perth');
|
||
|
|
$now = strtotime('18:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals(date('w-20:00'), date('w-H:i', $next));
|
||
|
|
|
||
|
|
$this->setTimezone('Europe/Brussels');
|
||
|
|
$now = strtotime('18:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals(date('w-20:00'), date('w-H:i', $next));
|
||
|
|
|
||
|
|
$this->setTimezone('America/New_York');
|
||
|
|
$now = strtotime('18:00:00');
|
||
|
|
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
|
||
|
|
$this->assertEquals(date('w-20:00'), date('w-H:i', $next));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test {@link backup_cron_automated_helper::get_backups_to_delete}.
|
||
|
|
*/
|
||
|
|
public function test_get_backups_to_delete() {
|
||
|
|
$this->resetAfterTest();
|
||
|
|
// Active only backup_auto_max_kept config to 2 days.
|
||
|
|
set_config('backup_auto_max_kept', '2', 'backup');
|
||
|
|
set_config('backup_auto_delete_days', '0', 'backup');
|
||
|
|
set_config('backup_auto_min_kept', '0', 'backup');
|
||
|
|
|
||
|
|
// No backups to delete.
|
||
|
|
$backupfiles = array(
|
||
|
|
'1000000000' => 'file1.mbz',
|
||
|
|
'1000432000' => 'file3.mbz'
|
||
|
|
);
|
||
|
|
$deletedbackups = testable_backup_cron_automated_helper::testable_get_backups_to_delete($backupfiles, 1000432000);
|
||
|
|
$this->assertFalse($deletedbackups);
|
||
|
|
|
||
|
|
// Older backup to delete.
|
||
|
|
$backupfiles['1000172800'] = 'file2.mbz';
|
||
|
|
$deletedbackups = testable_backup_cron_automated_helper::testable_get_backups_to_delete($backupfiles, 1000432000);
|
||
|
|
$this->assertEquals(1, count($deletedbackups));
|
||
|
|
$this->assertArrayHasKey('1000000000', $backupfiles);
|
||
|
|
$this->assertEquals('file1.mbz', $backupfiles['1000000000']);
|
||
|
|
|
||
|
|
// Activate backup_auto_max_kept to 5 days and backup_auto_delete_days to 10 days.
|
||
|
|
set_config('backup_auto_max_kept', '5', 'backup');
|
||
|
|
set_config('backup_auto_delete_days', '10', 'backup');
|
||
|
|
set_config('backup_auto_min_kept', '0', 'backup');
|
||
|
|
|
||
|
|
// No backups to delete. Timestamp is 1000000000 + 10 days.
|
||
|
|
$backupfiles['1000432001'] = 'file4.mbz';
|
||
|
|
$backupfiles['1000864000'] = 'file5.mbz';
|
||
|
|
$deletedbackups = testable_backup_cron_automated_helper::testable_get_backups_to_delete($backupfiles, 1000864000);
|
||
|
|
$this->assertFalse($deletedbackups);
|
||
|
|
|
||
|
|
// One old backup to delete. Timestamp is 1000000000 + 10 days + 1 second.
|
||
|
|
$deletedbackups = testable_backup_cron_automated_helper::testable_get_backups_to_delete($backupfiles, 1000864001);
|
||
|
|
$this->assertEquals(1, count($deletedbackups));
|
||
|
|
$this->assertArrayHasKey('1000000000', $backupfiles);
|
||
|
|
$this->assertEquals('file1.mbz', $backupfiles['1000000000']);
|
||
|
|
|
||
|
|
// Two old backups to delete. Timestamp is 1000000000 + 12 days + 1 second.
|
||
|
|
$deletedbackups = testable_backup_cron_automated_helper::testable_get_backups_to_delete($backupfiles, 1001036801);
|
||
|
|
$this->assertEquals(2, count($deletedbackups));
|
||
|
|
$this->assertArrayHasKey('1000000000', $backupfiles);
|
||
|
|
$this->assertEquals('file1.mbz', $backupfiles['1000000000']);
|
||
|
|
$this->assertArrayHasKey('1000172800', $backupfiles);
|
||
|
|
$this->assertEquals('file2.mbz', $backupfiles['1000172800']);
|
||
|
|
|
||
|
|
// Activate backup_auto_max_kept to 5 days, backup_auto_delete_days to 10 days and backup_auto_min_kept to 2.
|
||
|
|
set_config('backup_auto_max_kept', '5', 'backup');
|
||
|
|
set_config('backup_auto_delete_days', '10', 'backup');
|
||
|
|
set_config('backup_auto_min_kept', '2', 'backup');
|
||
|
|
|
||
|
|
// Three instead of four old backups are deleted. Timestamp is 1000000000 + 16 days.
|
||
|
|
$deletedbackups = testable_backup_cron_automated_helper::testable_get_backups_to_delete($backupfiles, 1001382400);
|
||
|
|
$this->assertEquals(3, count($deletedbackups));
|
||
|
|
$this->assertArrayHasKey('1000000000', $backupfiles);
|
||
|
|
$this->assertEquals('file1.mbz', $backupfiles['1000000000']);
|
||
|
|
$this->assertArrayHasKey('1000172800', $backupfiles);
|
||
|
|
$this->assertEquals('file2.mbz', $backupfiles['1000172800']);
|
||
|
|
$this->assertArrayHasKey('1000432000', $backupfiles);
|
||
|
|
$this->assertEquals('file3.mbz', $backupfiles['1000432000']);
|
||
|
|
|
||
|
|
// Three instead of all five backups are deleted. Timestamp is 1000000000 + 60 days.
|
||
|
|
$deletedbackups = testable_backup_cron_automated_helper::testable_get_backups_to_delete($backupfiles, 1005184000);
|
||
|
|
$this->assertEquals(3, count($deletedbackups));
|
||
|
|
$this->assertArrayHasKey('1000000000', $backupfiles);
|
||
|
|
$this->assertEquals('file1.mbz', $backupfiles['1000000000']);
|
||
|
|
$this->assertArrayHasKey('1000172800', $backupfiles);
|
||
|
|
$this->assertEquals('file2.mbz', $backupfiles['1000172800']);
|
||
|
|
$this->assertArrayHasKey('1000432000', $backupfiles);
|
||
|
|
$this->assertEquals('file3.mbz', $backupfiles['1000432000']);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test {@link backup_cron_automated_helper::is_course_modified}.
|
||
|
|
*/
|
||
|
|
public function test_is_course_modified() {
|
||
|
|
$this->resetAfterTest();
|
||
|
|
$this->preventResetByRollback();
|
||
|
|
|
||
|
|
set_config('enabled_stores', 'logstore_standard', 'tool_log');
|
||
|
|
set_config('buffersize', 0, 'logstore_standard');
|
||
|
|
set_config('logguests', 1, 'logstore_standard');
|
||
|
|
|
||
|
|
$course = $this->getDataGenerator()->create_course();
|
||
|
|
|
||
|
|
// New courses should be backed up.
|
||
|
|
$this->assertTrue(testable_backup_cron_automated_helper::testable_is_course_modified($course->id, 0));
|
||
|
|
|
||
|
|
$timepriortobackup = time();
|
||
|
|
$this->waitForSecond();
|
||
|
|
$otherarray = [
|
||
|
|
'format' => backup::FORMAT_MOODLE,
|
||
|
|
'mode' => backup::MODE_GENERAL,
|
||
|
|
'interactive' => backup::INTERACTIVE_YES,
|
||
|
|
'type' => backup::TYPE_1COURSE,
|
||
|
|
];
|
||
|
|
$event = \core\event\course_backup_created::create([
|
||
|
|
'objectid' => $course->id,
|
||
|
|
'context' => context_course::instance($course->id),
|
||
|
|
'other' => $otherarray
|
||
|
|
]);
|
||
|
|
$event->trigger();
|
||
|
|
|
||
|
|
// If the only action since last backup was a backup then no backup.
|
||
|
|
$this->assertFalse(testable_backup_cron_automated_helper::testable_is_course_modified($course->id, $timepriortobackup));
|
||
|
|
|
||
|
|
$course->groupmode = SEPARATEGROUPS;
|
||
|
|
$course->groupmodeforce = true;
|
||
|
|
update_course($course);
|
||
|
|
|
||
|
|
// Updated courses should be backed up.
|
||
|
|
$this->assertTrue(testable_backup_cron_automated_helper::testable_is_course_modified($course->id, $timepriortobackup));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Provides access to protected methods we want to explicitly test
|
||
|
|
*
|
||
|
|
* @copyright 2015 Jean-Philippe Gaudreau <jp.gaudreau@umontreal.ca>
|
||
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
||
|
|
*/
|
||
|
|
class testable_backup_cron_automated_helper extends backup_cron_automated_helper {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Provides access to protected method get_backups_to_remove.
|
||
|
|
*
|
||
|
|
* @param array $backupfiles Existing backup files
|
||
|
|
* @param int $now Starting time of the process
|
||
|
|
* @return array Backup files to remove
|
||
|
|
*/
|
||
|
|
public static function testable_get_backups_to_delete($backupfiles, $now) {
|
||
|
|
return parent::get_backups_to_delete($backupfiles, $now);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Provides access to protected method get_backups_to_remove.
|
||
|
|
*
|
||
|
|
* @param int $courseid course id to check
|
||
|
|
* @param int $since timestamp, from which to check
|
||
|
|
*
|
||
|
|
* @return bool true if the course was modified, false otherwise. This also returns false if no readers are enabled. This is
|
||
|
|
* intentional, since we cannot reliably determine if any modification was made or not.
|
||
|
|
*/
|
||
|
|
public static function testable_is_course_modified($courseid, $since) {
|
||
|
|
return parent::is_course_modified($courseid, $since);
|
||
|
|
}
|
||
|
|
}
|