function commerce_discount_extra_update_7006 in Commerce Discount Extra 7

Replace the trigger and offer categories fields on per-quantity category offer types with textfields instead of lists.

File

./commerce_discount_extra.install, line 676

Installs necessary fields for extra discounts.

Code

function commerce_discount_extra_update_7006() {

  // For each of the relevant off types...
  foreach (array(
    'per_quantity_category_fixed',
    'per_quantity_category_percentage',
  ) as $bundle) {

    // Delete the auto add behavior field as it is unnecessary.
    $instance = field_info_instance('commerce_discount_offer', 'commerce_auto_add_behavior', $bundle);
    field_delete_instance($instance, FALSE);

    // Delete the trigger categories field.
    $instance = field_info_instance('commerce_discount_offer', 'commerce_trigger_categories', $bundle);
    field_delete_instance($instance);

    // Delete the offer categories field.
    $instance = field_info_instance('commerce_discount_offer', 'commerce_offer_categories', $bundle);
    field_delete_instance($instance);
  }

  // No need to create the replacement fields as they'll be recreated when the
  // caches are flushed post-update.
  return st('The old trigger and offer categories fields have been deleted to be replaced by different field types.');
}