is_author() && isset( $wp_query->post ) ) { $GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author ); } } add_action( 'wp', 'annina_setup_author' ); /** * Add a pingback url auto-discovery header for singularly identifiable articles. */ function annina_pingback_header() { if ( is_singular() && pings_open() ) { echo ''; } } add_action( 'wp_head', 'annina_pingback_header' );