00001 <?php
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00034 class Mage_Sales_Model_Order_Invoice_Total_Shipping extends Mage_Sales_Model_Order_Invoice_Total_Abstract
00035 {
00036 public function collect(Mage_Sales_Model_Order_Invoice $invoice)
00037 {
00038 $invoice->setShippingAmount(0);
00039 $invoice->setBaseShippingAmount(0);
00040
00041 $orderShippingAmount = $invoice->getOrder()->getShippingAmount();
00042 $baseOrderShippingAmount = $invoice->getOrder()->getBaseShippingAmount();
00043 if ($orderShippingAmount) {
00044
00045
00046
00047 foreach ($invoice->getOrder()->getInvoiceCollection() as $previusInvoice) {
00048 if ($previusInvoice->getShippingAmount() && !$previusInvoice->isCanceled()) {
00049 return $this;
00050 }
00051 }
00052 $invoice->setShippingAmount($orderShippingAmount);
00053 $invoice->setBaseShippingAmount($baseOrderShippingAmount);
00054
00055 $invoice->setGrandTotal($invoice->getGrandTotal()+$orderShippingAmount);
00056 $invoice->setBaseGrandTotal($invoice->getBaseGrandTotal()+$baseOrderShippingAmount);
00057 }
00058 return $this;
00059 }
00060 }