function commerce_license_form_views_form_commerce_cart_form_default_alter in Commerce License 7

Implements hook_form_FORM_ID_alter().

Prevents the changing of the license line item quantity on the cart form.

File

./commerce_license.module, line 716

Provides a framework for selling access to local or remote resources.

Code

function commerce_license_form_views_form_commerce_cart_form_default_alter(&$form, &$form_state) {
  if (empty($form['edit_quantity'])) {

    // The quantity field is not present on the view.
    return;
  }
  $line_item_types = commerce_license_line_item_types();
  $product_types = commerce_license_product_types();
  foreach (element_children($form['edit_quantity']) as $key) {

    // Modules including commerce_bundle may produce pseudo line items that
    // lack a '#line_item_id' property.
    if (isset($form['edit_quantity'][$key]['#line_item_id'])) {
      $line_item_id = $form['edit_quantity'][$key]['#line_item_id'];
      $line_item = commerce_line_item_load($line_item_id);

      // Check whether the line item can contain licenses. This also ensures we're
      // dealing with a product line item (there's a commerce_product field).
      if (in_array($line_item->type, $line_item_types)) {

        // Check whether the product is licensable, since the line item might be
        // able to hold both licensable and non-licensable products.
        $line_item_wrapper = entity_metadata_wrapper('commerce_line_item', $line_item);
        if (in_array($line_item_wrapper->commerce_product->type
          ->value(), $product_types)) {
          $quantity = $form['edit_quantity'][$key]['#default_value'];
          $form['edit_quantity'][$key]['#type'] = 'value';
          $form['edit_quantity'][$key]['#suffix'] = check_plain($quantity);
        }
      }
    }
  }
}