public static function getInstance($client = null)
 {
     if ($client != null) {
         $wsdl = 1;
     } else {
         $wsdl = 0;
     }
     if (!isset(self::$instance[$wsdl])) {
         self::$instance[$wsdl] = new GatewayOrder($client);
     }
     self::$type_sku = Gateway::getConfig('TYPE_SKU') !== false ? Gateway::getConfig('TYPE_SKU') : 'reference';
     return self::$instance[$wsdl];
 }
* 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@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <*****@*****.**>
*  @copyright  2007-2014 PrestaShop SA
*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/
include dirname(__FILE__) . '/../../../config/config.inc.php';
include dirname(__FILE__) . '/../../../init.php';
include_once dirname(__FILE__) . '/../classes/Gateway.php';
include_once dirname(__FILE__) . '/../nqgatewayneteven.php';
if (Tools::getValue('token') != Tools::encrypt(Configuration::get('PS_SHOP_NAME'))) {
    die(Tools::displayError());
}
$nqgatewayneteven = new NqGatewayNeteven();
if (Tools::getValue('active')) {
    echo $nqgatewayneteven->getL('Treatment mode') . '<br /><br />';
    GatewayOrder::getInstance()->getOrderNetEven(false);
} else {
    echo $nqgatewayneteven->getL('Display mode') . '<br /><br />';
    GatewayOrder::getInstance()->getOrderNetEven(true);
}
 public function hookUpdateOrderStatus($params)
 {
     // If SOAP is not installed
     if (!$this->getSOAP()) {
         return;
     }
     // if synchronization order is not active
     if (!Gateway::getConfig('SYNCHRONISATION_ORDER')) {
         return;
     }
     GatewayOrder::getInstance()->setOrderNetEven($params);
 }