function commerce_shipping_rate_apply in Commerce Shipping 7.2

Action: Apply a shipping rate to an order.

File

./commerce_shipping.rules.inc, line 195

Rules integration for shipping.

Code

function commerce_shipping_rate_apply($order, $service_name = NULL) {
  if (isset($service_name) && !isset($order->shipping_rates[$service_name])) {

    // Make the chosen service available to the order.
    commerce_shipping_service_rate_order($service_name, $order);
  }
  elseif (!isset($service_name)) {
    if (empty($order->shipping_rates)) {

      // No available rate.
      return;
    }
    $service_name = key($order->shipping_rates);
  }

  // Delete any existing shipping line items from the order.
  commerce_shipping_delete_shipping_line_items($order, TRUE);

  // Extract the unit price from the calculated rate.
  $rate_line_item = $order->shipping_rates[$service_name];
  $rate_line_item_wrapper = entity_metadata_wrapper('commerce_line_item', $rate_line_item);
  $unit_price = $rate_line_item_wrapper->commerce_unit_price
    ->value();

  // Create a new shipping line item with the calculated rate from the form.
  $line_item = commerce_shipping_line_item_new($service_name, $unit_price, $order->order_id, $rate_line_item->data, $rate_line_item->type);

  // Save and add the line item to the order.
  commerce_shipping_add_shipping_line_item($line_item, $order, TRUE);
}