/**
* Create a new ship group for the address and dispatch events to add
* destination, gifting and item data to the ship group.
*
* @param Mage_Customer_Model_Address_Abstract
* @param Mage_Sales_Model_Order_Item[]
* @param Mage_Sales_Model_Order
* @param IShipGroupIterable
* @param IOrderDestinationIterable
* @param IOrderItemIterable
* @return IShipGroup
*/
protected function _buildShipGroupForAddress(Mage_Customer_Model_Address_Abstract $address, array $items, Mage_Sales_Model_Order $order, IShipGroupIterable $shipGroups, IOrderDestinationIterable $destinations, IOrderItemIterable $orderItems)
{
$shipGroup = $shipGroups->getEmptyShipGroup();
// default set this value to flatrate shipping since magento doesn't
// currently allow us to figure out how much each item contributes to
// shipping. The value can be changed by responding to the following
// event.
$shipGroup->setChargeType(self::SHIPPING_CHARGE_TYPE_FLATRATE);
Mage::dispatchEvent($this->_shipGroupEvent, ['address' => $address, 'order' => $order, 'ship_group_payload' => $shipGroup, 'order_destinations_payload' => $destinations]);
// If none of the event observers added a destination, include a default
// mapping of the address to a destination.
if (is_null($shipGroup->getDestination())) {
$shipGroup->setDestination($this->_buildDefaultDestination($address, $destinations));
}
return $this->_addOrderItemReferences($shipGroup, $items, $orderItems, $address, $order);
}
/**
* Remove any ship groups that no longer contain items.
*
* @param IShipGroupIterable
* @return IShipGroupIterable
*/
protected function removeEmptyShipGroups(IShipGroupIterable $shipGroups, IOrderDestinationIterable $destinations)
{
// Can't loop over the iterable and modify it at the same time.
// Collect items that need to be removed from the iterable but don't
// modify the iterable.
$emptyShipGroups = [];
foreach ($shipGroups as $shipGroup) {
if ($shipGroup->getItemReferences()->count() === 0) {
$emptyShipGroups[] = $shipGroup;
}
}
// Go through the items that need to be removed and remove each from
// the iterable.
foreach ($emptyShipGroups as $removeShipGroup) {
// Destinations are stored separate from the ship group. Any destinations
// for empty ship groups are no longer necessary so remove them with
// the rest of the ship group.
$destinations->offsetUnset($removeShipGroup->getDestination());
$shipGroups->offsetUnset($removeShipGroup);
}
return $shipGroups;
}
