+ default:
+ $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
+ if ( empty( $themes ) ) {
+ wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
+ exit;
+ }
+ check_admin_referer( 'bulk-themes' );
+
+ /** This action is documented in wp-admin/network/site-themes.php */
+ $referer = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $referer, $action, $themes );
+
+ wp_safe_redirect( $referer );
+ exit;