/**
  * Process the current step
  *
  * @return void
  *
  * @author Sascha Koehler <*****@*****.**>
  * @copyright 2011 pixeltricks GmbH
  * @since 06.04.2011
  */
 public function process()
 {
     if (!parent::process()) {
         return $this->renderWith('SilvercartCheckoutFormStepPaymentError');
     }
     $this->controller->addCompletedStep();
     $this->controller->NextStep();
 }
 /**
  * Here we set some preferences.
  *
  * @return void
  *
  * @author Sebastian Diel <*****@*****.**>,
  *         Sascha Koehler <*****@*****.**>
  * @since 08.07.2014
  */
 public function preferences()
 {
     parent::preferences();
     $this->preferences['stepIsVisible'] = true;
     $this->preferences['stepTitle'] = _t('SilvercartCheckoutFormStep5.TITLE', 'Overview');
     $this->preferences['submitButtonTitle'] = _t('SilvercartCheckoutFormStep.ORDER_NOW', 'Order now');
     $this->preferences['fillInRequestValues'] = true;
     $this->preferences['createShoppingcartForms'] = false;
     $this->preferences['submitButtonUseButtonTag'] = true;
     $this->preferences['submitButtonExtraClasses'] = array('silvercart-button', 'btn', 'btn-success', 'pull-right');
     $checkoutData = $this->controller->getCombinedStepData();
     if (isset($checkoutData['PaymentMethod'])) {
         $this->paymentMethodObj = DataObject::get_by_id('SilvercartPaymentMethod', $checkoutData['PaymentMethod']);
         if ($this->paymentMethodObj && $this->paymentMethodObj->hasMethod('getOrderConfirmationSubmitButtonTitle')) {
             $this->preferences['submitButtonTitle'] = $this->paymentMethodObj->getOrderConfirmationSubmitButtonTitle();
         }
     }
 }