public function getPriceForPayment()
    {
        $dPrice = $this->getDiscountedProductsBruttoPrice();
        //#1905 not discounted products should be included in payment amount calculation
        if ($oPriceList = $this->getNotDiscountProductsPrice()) {
            $dPrice += $oPriceList->getBruttoSum();
        }

        // adding delivery price to final price
        if ($oDeliveryPrice = $this->_aCosts['oxdelivery']) {
            $dPrice += $oDeliveryPrice->getBruttoPrice();
        }

        return $dPrice;
    }