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BUGFIX Made MultiFormPurgeTask greatly simplified, and workable - it simply deletes all session data after days specified in $session_expiry_days

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This commit is contained in:
Sean Harvey 2008-07-02 00:39:40 +00:00
parent fce12220b2
commit 9da9a611a0
1 changed files with 23 additions and 29 deletions
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52
code/MultiFormPurgeTask.php
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@ -13,44 +13,38 @@
class MultiFormPurgeTask extends DailyTask {
/**
* Days after which unfinished sessions
* expire and are automatically deleted
* by a cronjob/ScheduledTask.
* Days after which sessions expire and
* are automatically deleted.
*
* @usedby {@link MultiFormPurgeTask}
* @var int
*/
public static $session_expiry_days = 7;
/**
* Run this cron task.
*
* Go through all MultiFormSession records that
* are older than the days specified in $session_expiry_days
* and delete them.
*/
public function run() {
$controllers = ClassInfo::subclassesFor('MultiForm');
if($controllers) foreach($controllers as $controllerClass) {
$controller = new $controllerClass();
$sessions = $controller->getExpiredSessions();
$sessionDeleteCount = 0;
if($sessions) foreach($sessions as $session) {
$session->purgeStoredData();
if($session->delete()) $sessionDeleteCount++;
}
$sessions = $this->getExpiredSessions();
if($sessions) foreach($sessions as $session) {
$session->delete();
}
}
/**
* Return all MultiFormSession database records that are older than
* the days specified in $session_expiry_days
*
* @return DataObjectSet
*/
protected function getExpiredSessions() {
$sessions = new DataObjectSet();
$implementors = Object::implementors_for_extension('MultiFormObjectDecorator');
if($implementors) foreach($implementors as $implementorClass) {
$sessions->merge(
DataObject::get(
$implementorClass,
"`{$implementorClass}`.`MultiFormIsTemporary` = 1
AND DATEDIFF(NOW(), `{$implementorClass}`.`Created`) > " . self::$session_expiry_days
)
);
}
return $sessions;
return DataObject::get(
'MultiFormSession',
"DATEDIFF(NOW(), `MultiFormSession`.`Created`) > " . self::$session_expiry_days);
}
}