function delUserRule($id)
{
    $tobeDeleted = new UserRule($id);
    if ($tobeDeleted->isNew()) {
        return true;
    }
    // item never existed in the first place
    if ($tobeDeleted->del()) {
        return true;
    } else {
        return $tobeDeleted;
    }
}
    }
    $populatievansubexpressies = array();
    for ($i0 = 0; isset($r['2.' . $i0]); $i0++) {
        $populatievansubexpressies[$i0] = @$r['2.' . $i0 . ''];
    }
    $relaties = array();
    for ($i0 = 0; isset($r['3.' . $i0]); $i0++) {
        $relaties[$i0] = @$r['3.' . $i0 . ''];
    }
    $source = @$r['4'];
    $target = @$r['5'];
    $ganaarpattern = @$r['6'];
    $ganaarvorigeregel = @$r['7'];
    $ganaarvolgenderegel = @$r['8'];
    $Conceptueeldiagram = @$r['9'];
    $UserRule = new UserRule($ID, $uitleg, $overtredingen, $populatievansubexpressies, $relaties, $source, $target, $ganaarpattern, $ganaarvorigeregel, $ganaarvolgenderegel, $Conceptueeldiagram);
    if ($UserRule->save() !== false) {
        die('ok:' . serviceref($_REQUEST['content']) . '&UserRule=' . urlencode($UserRule->getId()));
    } else {
        die('Please fix errors!');
    }
    exit;
    // do not show the interface
}
$buttons = "";
if (isset($_REQUEST['new'])) {
    $new = true;
} else {
    $new = false;
}
if (isset($_REQUEST['edit']) || $new) {