public function getProductPrices($sourceOrder)
{
$output = array();
$resOrders = Mage::getModel('payperrentals/reservationorders')->getCollection()->addOrderIdFilter($sourceOrder->getId());
$hasReservations = $resOrders->getSize() > 0 ? true : false;
$orderItems = $sourceOrder->getAllItems();
foreach ($orderItems as $item) {
$originalStartDate = $item->getBuyRequest()->getStartDate();
$originalEndDate = $item->getBuyRequest()->getEndDate();
$stockAvail = ITwebexperts_Payperrentals_Helper_Inventory::getQuantity($item->getProduct()->getId(), $originalStartDate, $originalEndDate, ITwebexperts_Payperrentals_Helper_Data::objectToArray($item->getBuyRequest()));
if ($stockAvail == '10000000') {
$output[$item->getId()] = array('avail' => '', 'remaining' => '');
} else {
$output[$item->getId()] = array('avail' => $stockAvail + ($hasReservations ? $item->getBuyRequest()->getQty() : 0), 'remaining' => $stockAvail);
}
}
return $output;
}