function commerce_coupon_commerce_cart_order_refresh in Commerce Coupon 7.2

Same name and namespace in other branches

1. 7 commerce_coupon.module \commerce_coupon_commerce_cart_order_refresh()

Implements hook_commerce_cart_order_refresh().

File

./commerce_coupon.module, line 1378

Provides coupon functionality for Drupal Commerce.

Code

function commerce_coupon_commerce_cart_order_refresh($order_wrapper) {
  $order = $order_wrapper
    ->value();
  if (!commerce_coupon_order_allows_coupons($order)) {
    return;
  }
  foreach ($order_wrapper->commerce_coupons
    ->value() as $coupon) {

    // Invalidate coupons that exist on the order without their discount
    // present, meaning an inline condition on the discount was not satisfied.
    // Free shipping discounts often do not apply immediately. For this reason,
    // do not remove coupon codes that exclusively grant free shipping.
    if ($coupon && $coupon->type == 'discount_coupon' && !commerce_coupon_order_coupon_code_discounts($coupon->code, $order) && !_commerce_coupon_free_shipping_single_discount($coupon)) {

      // Remove invalid coupons.
      commerce_coupon_remove_coupon_from_order($order, $coupon, FALSE);
      $error =& drupal_static('commerce_coupon_error_' . strtolower($coupon->code));
      if (!$error) {

        // Set a generic error message unless something has.
        $error = t('Unable to redeem coupon.');
      }
    }
  }
}