/**
* @param Mage_Sales_Model_Abstract $itemContainer
* @return array
*/
public function extractAdditionalParams(Mage_Sales_Model_Abstract $itemContainer = null)
{
$invoice = null;
if ($itemContainer instanceof Mage_Sales_Model_Order_Invoice && $itemContainer) {
$invoice = $itemContainer;
} else {
if ($itemContainer instanceof Mage_Sales_Block_Order_Creditmemo && $itemContainer) {
$invoice = Mage::getModel('sales/order_invoice')->load($itemContainer->getInvoiceId());
}
}
if ($invoice == null) {
// if invoice is not set we load id hard from the request params
$invoice = $this->getRefundHelper()->getInvoiceFromCreditMemoRequest();
}
$this->creditmemo = $this->getRefundHelper()->getCreditMemoFromRequest();
if ($invoice instanceof Mage_Sales_Model_Order_Invoice) {
$this->extractFromCreditMemoItems($invoice);
// We dont extract from discount data for the moment, because partial refunds are a problem
// $this->extractFromDiscountData($invoice);
$this->extractFromInvoicedShippingMethod($invoice);
$this->extractFromAdjustments($invoice);
// Overwrite amount to fix Magentos rounding problems (eg +1ct)
$this->additionalParams['AMOUNT'] = $this->amount;
}
return $this->additionalParams;
}
