/**
* Process a refund or a chargeback
*/
protected function _registerPaymentRefund()
{
$this->_importPaymentInformation();
$reason = $this->getRequestData('reason_code');
$isRefundFinal = !$this->_info->isReversalDisputable($reason);
$payment = $this->_order->getPayment()->setPreparedMessage($this->_createIpnComment($this->_info->explainReasonCode($reason)))->setTransactionId($this->getRequestData('txn_id'))->setParentTransactionId($this->getRequestData('parent_txn_id'))->setIsTransactionClosed($isRefundFinal)->registerRefundNotification(-1 * $this->getRequestData('mc_gross'));
$this->_order->save();
// TODO: there is no way to close a capture right now
if ($creditmemo = $payment->getCreatedCreditmemo()) {
$creditmemo->sendEmail();
$comment = $this->_order->addStatusHistoryComment(Mage::helper('paypal')->__('Notified customer about creditmemo #%s.', $creditmemo->getIncrementId()))->setIsCustomerNotified(true)->save();
}
}
