function field_entity_view_mode_rename in Entity view modes 7

Implements hook_entity_view_mode_rename() on behalf of core field module.

File

./entity_view_mode.module, line 220

Code

function field_entity_view_mode_rename($entity_type, $view_mode_old, $view_mode_new) {
  $entity_info = entity_get_info($entity_type);
  foreach (array_keys($entity_info['bundles']) as $bundle) {

    // Update all field bundle settings for the renamed view mode.
    $settings = field_bundle_settings($entity_type, $bundle);
    $changed = FALSE;
    if (isset($settings['view_modes'][$view_mode_old])) {
      $settings['view_modes'][$view_mode_new] = $settings['view_modes'][$view_mode_old];
      unset($settings['view_modes'][$view_mode_old]);
      $changed = TRUE;
    }
    if (isset($settings['extra_fields']['display'][$view_mode_old])) {
      $settings['extra_fields']['display'][$view_mode_new] = $settings['extra_fields']['display'][$view_mode_old];
      unset($settings['extra_fields']['display'][$view_mode_old]);
      $changed = TRUE;
    }
    if ($changed) {
      field_bundle_settings($entity_type, $bundle, $settings);
    }

    // Update all field instance display settings for the renamed view mode.
    $instances = field_read_instances(array(
      'entity_type' => $entity_type,
      'bundle' => $bundle,
    ));
    foreach ($instances as $instance) {

      // Remove the view mode settings from all configured field instances.
      if (isset($instance['display'][$view_mode_old])) {
        $instance['display'][$view_mode_new] = $instance['display'][$view_mode_old];
        field_update_instance($instance);
      }
    }
  }
}