DiscountCouponTable::onDelete

static function onDelete(MainEntityEvent $event)
{
	if (!self::isCheckedCouponsUse())
		return;
	$coupon = self::getList(array(
		'select' => array('ID', 'DISCOUNT_ID'),
		'filter' => array('=ID' => $event->getParameter('id'))
	))->fetch();
	if (!empty($coupon))
	{
		$coupon['DISCOUNT_ID'] = (int)$coupon['DISCOUNT_ID'];
		self::$discountCheckList[$coupon['DISCOUNT_ID']] = $coupon['DISCOUNT_ID'];
	}
	unset($coupon);
}