<?php /** * Custom functions that act independently of the theme templates * * Eventually, some of the functionality here could be replaced by core features * * @package understrap */ /** * Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link. * * @param array $args Configuration arguments. * @return array */ function understrap_page_menu_args( $args ) { $args['show_home'] = true; return $args; } add_filter( 'wp_page_menu_args', 'understrap_page_menu_args' ); /** * Adds custom classes to the array of body classes. * * @param array $classes Classes for the body element. * @return array */ function understrap_body_classes( $classes ) { // Adds a class of group-blog to blogs with more than 1 published author. if ( is_multi_author() ) { $classes[] = 'group-blog'; } return $classes; } add_filter( 'body_class', 'understrap_body_classes' ); if ( version_compare( $GLOBALS['wp_version'], '4.1', '<' ) ) : /** * Filters wp_title to print a neat <title> tag based on what is being viewed. * * @param string $title Default title text for current view. * @param string $sep Optional separator. * @return string The filtered title. */ function understrap_wp_title( $title, $sep ) { if ( is_feed() ) { return $title; } global $page, $paged; // Add the blog name $title .= get_bloginfo( 'name', 'display' ); // Add the blog description for the home/front page. $site_description = get_bloginfo( 'description', 'display' ); if ( $site_description && ( is_home() || is_front_page() ) ) { $title .= " $sep $site_description"; } // Add a page number if necessary: if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() ) { $title .= " $sep " . sprintf( __( 'Page %s', 'understrap' ), max( $paged, $page ) ); } return $title; } add_filter( 'wp_title', 'understrap_wp_title', 10, 2 ); /** * Title shim for sites older than WordPress 4.1. * * @link https://make.wordpress.org/core/2014/10/29/title-tags-in-4-1/ * @todo Remove this function when WordPress 4.3 is released. */ function understrap_render_title() { ?> <title><?php wp_title( '|', true, 'right' ); ?></title> <?php } add_action( 'wp_head', 'understrap_render_title' ); endif; if ( ! function_exists( '_wp_render_title_tag' ) ) : /** * Title shim for sites older than WordPress 4.1. * * @link https://make.wordpress.org/core/2014/10/29/title-tags-in-4-1/ * @todo Remove this function when WordPress 4.3 is released. */ function understrap_render_title() { ?> <title><?php wp_title( '|', true, 'right' ); ?></title> <?php } add_action( 'wp_head', 'understrap_render_title' ); endif; /** * Sets the authordata global when viewing an author archive. * * This provides backwards compatibility with * http://core.trac.wordpress.org/changeset/25574 * * It removes the need to call the_post() and rewind_posts() in an author * template to print information about the author. * * @global WP_Query $wp_query WordPress Query object. * @return void */ function understrap_setup_author() { global $wp_query; if ( $wp_query->is_author() && isset( $wp_query->post ) ) { $GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author ); } } add_action( 'wp', 'understrap_setup_author' );