public function _getInvoicingTransaction_totals($totaldata)
 {
     foreach ($totaldata['data'] as $td) {
         switch ($td['CLASS']) {
             case 'ot_shipping':
                 $item = new Payone_Api_Request_Parameter_Invoicing_Item();
                 $item->setIt('shipment');
                 $item->setId('SHIPMENT');
                 $item->setPr(round($td['VALUE'], 2));
                 $item->setNo(1);
                 $item->setDe(strip_tags($td['TITLE']));
                 $item->setVa($this->_get_order_total_tax('MODULE_SHIPPING_', $this->order->info['shipping_class']));
                 $this->invtrans->addItem($item);
                 break;
             case 'ot_payment':
                 $item = new Payone_Api_Request_Parameter_Invoicing_Item();
                 if ($td['VALUE'] > 0) {
                     $item->setIt('handling');
                     $item->setId('HANDLING');
                 } else {
                     $item->setIt('voucher');
                     $item->setId('VCHRDSCNT');
                 }
                 $item->setPr(round($td['VALUE'], 2));
                 $item->setNo(1);
                 $item->setDe(strip_tags($td['TITLE']));
                 $item->setVa(0);
                 $this->invtrans->addItem($item);
                 break;
             case 'ot_coupon':
             case 'ot_discount':
             case 'ot_gv':
             case 'ot_ps_fee':
             case 'ot_loworderfee':
             case 'ot_cod_fee':
             case 'ot_shippingfee':
                 $item = new Payone_Api_Request_Parameter_Invoicing_Item();
                 if ($td['VALUE'] > 0) {
                     $item->setIt('handling');
                     $item->setId('HANDLING');
                 } else {
                     $item->setIt('voucher');
                     $item->setId('VCHRDSCNT');
                 }
                 $item->setPr(round($td['VALUE'], 2));
                 $item->setNo(1);
                 $item->setDe(strip_tags($td['TITLE']));
                 $item->setVa($this->_get_order_total_tax('MODULE_ORDER_TOTAL_', $td['CLASS']));
                 $this->invtrans->addItem($item);
                 break;
         }
     }
 }