OrderCouponsTable::checkType

static function checkType($value, $primary, array $row, MainEntityField $field)
{
	if (InternalsDiscountCouponTable::isValidCouponType($value) || $value == InternalsDiscountCouponTable::TYPE_ARCHIVED)
		return true;

	return Loc::getMessage('ORDER_COUPONS_VALIDATOR_TYPE');
}