<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magento.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magento.com for more information.
 *
 * @category    Mage
 * @package     Mage_PaypalUk
 * @copyright  Copyright (c) 2006-2016 X.commerce, Inc. and affiliates (http://www.magento.com)
 * @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Payflow Express NVP API wrappers model
 */
class Mage_PaypalUk_Model_Api_Express_Nvp extends Mage_PaypalUk_Model_Api_Nvp
{
    /**
     * Set specific data when negative line item case
     */
    protected function _setSpecificForNegativeLineItems()
    {
        $paypalNvp = new Mage_Paypal_Model_Api_Nvp();
        $this->_setExpressCheckoutResponse = $paypalNvp->_setExpressCheckoutResponse;
        $index = array_search('PPREF', $this->_doExpressCheckoutPaymentResponse);
        if (false !== $index) {
            unset($this->_doExpressCheckoutPaymentResponse[$index]);
        }
        $this->_doExpressCheckoutPaymentResponse[] = 'PAYMENTINFO_0_TRANSACTIONID';
        $this->_requiredResponseParams[self::DO_EXPRESS_CHECKOUT_PAYMENT][] = 'PAYMENTINFO_0_TRANSACTIONID';
    }
}
