function deleteTrackingDataOfUsers($a_users)
{
global $ilDB;
include_once "./Services/Tracking/classes/class.ilChangeEvent.php";
include_once "./Services/Tracking/classes/class.ilLPStatusWrapper.php";
ilChangeEvent::_deleteReadEventsForUsers($this->getId(), $a_users);
foreach ($a_users as $user) {
$ilDB->manipulateF('
DELETE FROM scorm_tracking
WHERE user_id = %s
AND obj_id = %s', array('integer', 'integer'), array($user, $this->getID()));
$ilDB->manipulateF('
DELETE FROM sahs_user
WHERE user_id = %s
AND obj_id = %s', array('integer', 'integer'), array($user, $this->getID()));
ilLPStatusWrapper::_updateStatus($this->getId(), $user);
}
}
public final function resetLPDataForUserIds(array $a_user_ids, $a_recursive = true)
{
if ((bool) $a_recursive) {
$subitems = $this->getPossibleCollectionItems();
if (is_array($subitems)) {
foreach ($subitems as $sub_ref_id) {
$olp = self::getInstance(ilObject::_lookupObjId($sub_ref_id));
$olp->resetLPDataForUserIds($a_user_ids, false);
}
}
}
$this->resetCustomLPDataForUserIds($a_user_ids, (bool) $a_recursive);
include_once "Services/Tracking/classes/class.ilLPMarks.php";
ilLPMarks::_deleteForUsers($this->obj_id, $a_user_ids);
include_once "Services/Tracking/classes/class.ilChangeEvent.php";
ilChangeEvent::_deleteReadEventsForUsers($this->obj_id, $a_user_ids);
// update LP status to get collections up-to-date
include_once "Services/Tracking/classes/class.ilLPStatus.php";
foreach ($a_user_ids as $user_id) {
ilLPStatus::_updateStatus($this->obj_id, $user_id);
}
}
