/**
* Returns a shipping estimate, unformatted.
*
* @param int $shipping_method_id
* @param int $geozone_id
* @param array $orderItems an array of TiendaTableOrderItems objects, each with ->product_id and ->orderitem_quantity
*
* @return object with ->shipping_rate_price and ->shipping_rate_handling and ->shipping_tax_total, all decimal(12,5)
*/
public function getTotal($shipping_method_id, $geozone_id, $orderItems)
{
$return = new JObject();
$return->shipping_rate_price = '0.00000';
$return->shipping_rate_handling = '0.00000';
$return->shipping_tax_rate = '0.00000';
$return->shipping_tax_total = '0.00000';
// cast product_id as an array
$orderItems = (array) $orderItems;
// determine the shipping method type
JTable::addIncludePath(JPATH_ADMINISTRATOR . '/components/com_tienda/tables');
$shippingmethod = JTable::getInstance('ShippingMethods', 'TiendaTable');
$shippingmethod->load($shipping_method_id);
if (empty($shippingmethod->shipping_method_id)) {
// TODO if this is an object, setError, otherwise return false, or 0.000?
$return->setError(JText::_('COM_TIENDA_UNDEFINED_SHIPPING_METHOD'));
return $return;
}
switch ($shippingmethod->shipping_method_type) {
case "2":
// 2 = per order
// if any of the products in the order require shipping
$order_ships = false;
JTable::addIncludePath(JPATH_ADMINISTRATOR . '/components/com_tienda/tables');
foreach ($orderItems as $item) {
//$pid = $orderItems[$i]->product_id;
$pid = $item->product_id;
$product = JTable::getInstance('Products', 'TiendaTable');
$product->load($pid);
if (!empty($product->product_ships)) {
$product_id = $item->product_id;
$order_ships = true;
}
}
if ($order_ships) {
//$shippingrate = TiendaHelperShipping::getRate( $shipping_method_id, $geozone_id, $product_id );
//$return->shipping_rate_price = $shippingrate->shipping_rate_price;
//$return->shipping_rate_handling = $shippingrate->shipping_rate_handling;
}
break;
case "1":
case "0":
// 0 = per item
// 1 = weight based
$rates = array();
foreach ($orderItems as $item) {
$pid = $item->product_id;
$qty = $item->orderitem_quantity;
//$rates[$pid] = TiendaHelperShipping::getRate( $shipping_method_id, $geozone_id, $pid, $shippingmethod->shipping_method_type );
//$return->shipping_rate_price += ($rates[$pid]->shipping_rate_price * $qty);
//$return->shipping_rate_handling += ($rates[$pid]->shipping_rate_handling * $qty);
}
break;
default:
// TODO if this is an object, setError, otherwise return false, or 0.000?
$return->setError(JText::_('COM_TIENDA_INVALID_SHIPPING_METHOD_TYPE'));
return $return;
break;
}
// get the shipping tax rate and total
$return->shipping_tax_rate = TiendaHelperShipping::getTaxRate($shipping_method_id, $geozone_id);
$return->shipping_tax_total = $return->shipping_tax_rate / 100 * ($return->shipping_rate_price + $return->shipping_rate_handling);
return $return;
}
