function commerce_discount_remove_discount_components in Commerce Discount 7

Remove discount components from a given price and recalculate the total.

Parameters

object $price_wrapper: Wrapped commerce price.

array $discount_types_to_remove: An array of discount type strings to remove.

Return value

bool TRUE if at least one price component has been removed, FALSE otherwise.

2 calls to commerce_discount_remove_discount_components()

commerce_discount_commerce_cart_order_refresh in ./commerce_discount.module

Implements hook_commerce_cart_order_refresh().

commerce_discount_remove_discount_components_on_products in ./commerce_discount.rules.inc

Rules action: Remove discount components on product line items.

File

./commerce_discount.module, line 103

Defines the discount and discount offer entities, bundles and functionality.

Code

function commerce_discount_remove_discount_components($price_wrapper, $discount_types_to_remove = array(
  'order_discount',
)) {
  $price = $price_wrapper
    ->value();

  // If there are no price or components, there is nothing to remove.
  if (!$price || empty($price['data']['components'])) {
    return FALSE;
  }
  $data = (array) $price['data'] + array(
    'components' => array(),
  );
  $component_removed = FALSE;

  // Remove price components belonging to order discounts.
  foreach ($data['components'] as $key => $component) {
    $remove = FALSE;

    // Remove all discount components.
    if (!empty($component['price']['data']['discount_name'])) {
      $discount_name = $component['price']['data']['discount_name'];
      $discount = entity_load_single('commerce_discount', $discount_name);
      if (!$discount || in_array($discount->type, $discount_types_to_remove)) {
        $remove = TRUE;
      }
    }
    elseif ($component['name'] != 'base_price') {

      // As long as the component is neither base price nor discount, allow
      // other modules to say whether it gets reset. This is so that discounts
      // can apply against a price that has been stripped of components from
      // modules that need to apply against a post-discount price.
      drupal_alter('commerce_discount_remove_price_component', $component, $remove);
    }
    if ($remove) {
      unset($data['components'][$key]);
      $component_removed = TRUE;
    }
  }

  // Don't alter the price components if no components were removed.
  if (!$component_removed) {
    return FALSE;
  }

  // Properly re-key the components array.
  $data['components'] = array_values($data['components']);

  // Re-save the price without the discounts (if existed).
  $price_wrapper->data
    ->set($data);

  // Re-set the total price.
  $total = commerce_price_component_total($price_wrapper
    ->value());
  $price_wrapper->amount = $total['amount'];
  return TRUE;
}