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MDL-25454 before skipping course backup make sure that there are no change entries in it's log during the last month. Store the nextstarttime even for courses that were not backed up

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Marina Glancy 2011-07-28 14:32:21 +08:00
parent 228d24fd97
commit e2558cd3ab
1 changed files with 18 additions and 7 deletions
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25
backup/util/helper/backup_cron_helper.class.php
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@ -123,14 +123,25 @@ abstract class backup_cron_automated_helper {
$backupcourse = $DB->get_record('backup_courses', array('courseid'=>$course->id));
}
// Skip courses that do not yet need backup
$skipped = !(($backupcourse->nextstarttime >= 0 && $backupcourse->nextstarttime < $now) || $rundirective == self::RUN_IMMEDIATELY);
// Skip backup of unavailable courses that have remained unmodified in a month
$skipped = false;
if (empty($course->visible) && ($now - $course->timemodified) > 31*24*60*60) { //Hidden + unmodified last month
$backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_SKIPPED;
$DB->update_record('backup_courses', $backupcourse);
mtrace('Skipping unchanged course '.$course->fullname);
$skipped = true;
} else if (($backupcourse->nextstarttime >= 0 && $backupcourse->nextstarttime < $now) || $rundirective == self::RUN_IMMEDIATELY) {
if (!$skipped && empty($course->visible) && ($now - $course->timemodified) > 31*24*60*60) { //Hidden + settings were unmodified last month
//Check log if there were any modifications to the course content
$sql = "SELECT l.id FROM {log} l WHERE ".
"l.course=:courseid AND l.time>:time AND ". $DB->sql_like('l.action', ':action', false, true, true);
$params = array('courseid' => $course->id, 'time' => $now-31*24*60*60, 'action' => '%view%');
$logs = $DB->get_records_sql($sql, $params, 0, 1);
if (empty($logs)) {
$backupcourse->laststatus = backup_cron_automated_helper::BACKUP_STATUS_SKIPPED;
$backupcourse->nextstarttime = $nextstarttime;
$DB->update_record('backup_courses', $backupcourse);
mtrace('Skipping unchanged course '.$course->fullname);
$skipped = true;
}
}
//Now we backup every non-skipped course
if (!$skipped) {
mtrace('Backing up '.$course->fullname, '...');
//We have to send a email because we have included at least one backup