onPaymentNotification method

<?php
      function onPaymentNotification(&$statuses)
    {
        $filter = JFilterInput::getInstance();
        $dbOrder = $this->getOrder($_POST['trans_id']);
        $this->loadPaymentParams($dbOrder);
        if(empty($this->payment_params))
            return false;
        $this->loadOrderData($dbOrder);
        if(empty($dbOrder))
        {
            echo 'Could not load any order for your notification ' . $_POST['trans_id'];
            return false;
        }
        $order_id = $dbOrder->order_id;

        $url = HIKASHOP_LIVE.'administrator/index.php?option=com_hikashop&ctrl=order&task=edit&order_id=' . $order_id;
        $order_text = "\r\n" . JText::sprintf('NOTIFICATION_OF_ORDER_ON_WEBSITE', $dbOrder->order_number, HIKASHOP_LIVE);
        $order_text .= "\r\n" . str_replace('<br/>', "\r\n", JText::sprintf('ACCESS_ORDER_WITH_LINK', $url));
            $trans_id = isset($_POST['trans_id'])?$_POST['trans_id']:'';
            $id_get = isset($_POST['id_get'])?$_POST['id_get']:'';
            $api = $this->payment_params->api;
            $ch = curl_init();
            curl_setopt($ch,CURLOPT_URL,'my bank url');
            curl_setopt($ch,CURLOPT_POSTFIELDS,"api=$api&id_get=$id_get&trans_id=$trans_id");
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
            curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
            $result = curl_exec($ch);
            
            curl_close($ch);
            if ($result == '') {
              
             $order_status = $this->payment_params->pending_status;
             $order_text = JText::sprintf('CHECK_DOCUMENTATION',HIKASHOP_HELPURL.'payment-MyBank-error#verify')."\r\n\r\n".$order_text;
            
            
        } else {
            
                if ($result == '1') {
                        echo 'MyBank transaction id: '.$_POST['trans_id'] . "\r\n\r\n";
                        $history = new stdClass();
                        $history->notified = 0;
                        $history->amount = round($dbOrder->order_full_price, (int)$this->currency->currency_locale['int_frac_digits']);
                        $history->data = ob_get_clean();
                        $order_status = $this->payment_params->verified_status;
                        if($dbOrder->order_status == $order_status)
                                return true;

                            $config =& hikashop_config();
                            if($config->get('order_confirmed_status', 'confirmed') == $order_status)
                            {
                                $history->notified = 1;
                            }

                            $email = new stdClass();
                            $email->subject = JText::sprintf('PAYMENT_NOTIFICATION_FOR_ORDER','MyBank',$order_status,$dbOrder->order_number);
                            $email->body = str_replace('<br/>',"\r\n",JText::sprintf('PAYMENT_NOTIFICATION_STATUS','MyBank',$order_status)).' '.JText::sprintf('ORDER_STATUS_CHANGED',$order_status)."\r\n\r\n".$order_text;
                            $this->modifyOrder($order_id, $order_status, $history, $email);
                                    
                    }else {
                    
                            $order_status = $this->payment_params->invalid_status;
                            $email = new stdClass();
                            $email->subject = JText::sprintf('NOTIFICATION_REFUSED_FOR_THE_ORDER','MyBank').'invalid transaction';
                            $email->body = JText::sprintf("Hello,\r\n A MyBank notification was refused because it could not be verified by the MyBank server (or pay cenceled)")."\r\n\r\n".JText::sprintf('CHECK_DOCUMENTATION',HIKASHOP_HELPURL.'payment-MyBank-error#invalidtnx');
                            $action = false;
                            $this->modifyOrder($order_id, $order_status, null, $email);
                }
        }
           
        header('location: ' . HIKASHOP_LIVE.'index.php?option=com_hikashop&ctrl=order&task=after_end&order_id='.$order_id . $this->url_itemid );
        exit;
    }
?>

$notify_url = HIKASHOP_LIVE . 'index.php?option=com_hikashop&ctrl=checkout&task=notify&notif_payment=amazon&tmpl=component&lang=' . $this->locale . $this->url_itemid;

$callBackUrl = HIKASHOP_LIVE.'index.php?option=com_hikashop&ctrl=checkout&task=notify&notif_payment='.$this->name.'&tmpl=component&lang='.$this->locale . $this->url_itemid;

function onAfterOrderConfirm(&$order, &$methods, $method_id)
    {
        parent::onAfterOrderConfirm($order, $methods, $method_id);
        
        $api = $this->payment_params->api;
        $amt = round($order->cart->full_total->prices[0]->price_value_with_tax,(int)$this->currency->currency_locale['int_frac_digits']);
        $callBackUrl = HIKASHOP_LIVE.'index.php?option=com_hikashop&ctrl=checkout&task=notify&notif_payment='.$this->name.'&tmpl=component&lang='.$this->locale . $this->url_itemid;
        $ch = curl_init();
        curl_setopt($ch,CURLOPT_URL,'My bank url');
        curl_setopt($ch,CURLOPT_POSTFIELDS,"api=$api&amount=$amt&redirect=$callBackUrl");
        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER, FALSE);
        curl_setopt($ch,CURLOPT_RETURNTRANSFER,true); 
        $result = curl_exec($ch);
        curl_close($ch);
       if ($result>0 && is_numeric($result)){ 
           
         $this->payment_params->url = "My bank data url"; 
          return $this->showPage('end');
       } else{
       
        echo 'No Api';
   }
   
}

$callBackUrl = HIKASHOP_LIVE.'index.php?option=com_hikashop&ctrl=checkout&task=notify&notif_payment='.$this->name.'&tmpl=component&lang='.$this->locale . $this->url_itemid;

header('location: ' . HIKASHOP_LIVE.'index.php?option=com_hikashop&ctrl=order&task=after_end&order_id='.$order_id . $this->url_itemid );
        exit;

header('"location:'.HIKASHOP_LIVE.'index.php?option=com_hikashop&ctrl=order&task=after_end&order_id='.$order_id . $this->url_itemid.'"' );
exit;

$email = new stdClass();
$email->subject = JText::sprintf('PAYMENT_NOTIFICATION_FOR_ORDER','mybank',$order_status,$dbOrder->order_number);
$email->body = str_replace('<br/>',"\r\n",JText::sprintf('PAYMENT_NOTIFICATION_STATUS','mybank',$order_status)).' '.JText::sprintf('ORDER_STATUS_CHANGED',$order_status)."\r\n\r\n".$order_text;
 $this->modifyOrder($order_id, $order_status, $history, $email);

$email = new stdClass();
$email->subject = JText::sprintf('PAYMENT_NOTIFICATION_FOR_ORDER','mybank',$order_status,$dbOrder->order_number);
 $email->body = str_replace('<br/>',"\r\n",JText::sprintf('PAYMENT_NOTIFICATION_STATUS','mybank',$order_status)).' '.JText::sprintf('ORDER_STATUS_CHANGED',$order_status)."\r\n\r\n".$order_text;
$history=1;
$this->modifyOrder($order_id, $order_status, $history, $email);

$this->modifyOrder($order_id, $order_status,true, $email);

$order = new stdClass();
                        $order->order_id = $dbOrder->order_id;
                        $order->old_status->order_status=$dbOrder->order_status;
                        $url = HIKASHOP_LIVE.'administrator/index.php?option=com_hikashop&ctrl=order&task=edit&order_id='.$order->order_id;
                        $order_text = "\r\n".JText::sprintf('NOTIFICATION_OF_ORDER_ON_WEBSITE',$dbOrder->order_number,HIKASHOP_LIVE);
                        $order_text .= "\r\n".str_replace('<br/>',"\r\n",JText::sprintf('ACCESS_ORDER_WITH_LINK',$url));
                        $order->order_status = 'confirmed';
                        $order->history->history_data = "bank tran_id:: ".$trans_id;
                        $orderClass->save($order);
                        $order_status =  $order->order_status;
                        $config =& hikashop_config();
                          if($config->get('order_confirmed_status','confirmed')==$order->order_status){
                              $order->history->history_notified=1;
                            }
                            $email = new stdClass();
                            $email->subject = JText::sprintf('PAYMENT_NOTIFICATION_FOR_ORDER','my bank',$order_status,$dbOrder->order_number);
                            $email->body = str_replace('<br/>',"\r\n",JText::sprintf('PAYMENT_NOTIFICATION_STATUS','my bank',$order_status)).' '.JText::sprintf('ORDER_STATUS_CHANGED',$order_status)."\r\n\r\n".$order_text;
                            $this->modifyOrder($order_id, $order_status, true, $email);
                            $order_num = $dbOrder->order_number;
                               $app =& JFactory::getApplication();
                               $httpsHikashop = HIKASHOP_LIVE;
                               $return_url = $httpsHikashop.'index.php?option=com_hikashop&ctrl=checkout&task=after_end&order_id='.$orderid.$this->url_itemid;
                               $app->enqueueMessage("<p style='color:green; font-weight:bold'>order confirmed: <span style='color:blue'>$trans_id</span></p>");
                               $app->enqueueMessage("<p style='color:green; font-weight:bold'>order number: <span style='color:blue'>$order_num</span></p>");
                               $app->redirect($return_url);
                               exit;

$order_status = $element->payment_params->invalid_status;
                            $email = new stdClass();
                            $email->subject = JText::sprintf('NOTIFICATION_REFUSED_FOR_THE_ORDER','my bank').'invalid transaction';
                            $email->body = JText::sprintf("Hello,\r\n A my bank notification was refused because it could not be verified by the my bank server (or pay cenceled)")."\r\n\r\n".JText::sprintf('CHECK_DOCUMENTATION',HIKASHOP_HELPURL.'payment-my bank-error#invalidtnx');
                            $this->modifyOrder($order_id, $order_status, true, $email);
                            $order_num = $dbOrder->order_number;
                            $app =& JFactory::getApplication();
                            $httpsHikashop = HIKASHOP_LIVE;
                            $return_url = HIKASHOP_LIVE.'index.php?option=com_hikashop&ctrl=order&task=cancel_order&order_id='.$orderid.$this->url_itemid;
                            $app->enqueueMessage("<p style='color:red; font-weight:bold'>Order number<span style='color:blue'>$order_num</span> cancelled</p>");
                            $app->redirect($return_url);
                            exit;

$history = new stdClass();
$history->notified = 1;
 $history->data = 'order cancelled';
$email = new stdClass();
$email->subject = JText::sprintf('NOTIFICATION_REFUSED_FOR_THE_ORDER', 'mybank').'invalid response';
$email->body = JText::sprintf("Hello,\r\n A Postfinance notification was refused because the response from the Post finance server was invalid")."\r\n\r\n".$order_text;
$this->modifyOrder($orderid, $element->payment_params->invalid_status, $history, $email);

$email->subject = JText::_('Custom subject');