WordPress搜索结果包含自定义文章类型

// MAKE CUSTOM POST TYPES SEARCHABLE
function searchAll( $query ) {
    if ( $query->is_search ) {
        $query->set( 'post_type', array( 'site', 'plugin', 'theme', 'person' ));
    }
    return $query;
}
add_filter( 'the_search_query', 'searchAll' );