/** * Functions which enhance the theme by hooking into WordPress * * @package nineteen_blog */ /** * Adds custom classes to the array of body classes. * * @param array $classes Classes for the body element. * @return array */ function nineteen_blog_body_classes( $classes ) { // Adds a class of hfeed to non-singular pages. if ( ! is_singular() ) { $classes[] = 'hfeed'; } // Add a class if there is a custom header. if ( has_header_image() ) { $classes[] = 'has-header-image'; } // Add class if sidebar is used. if ( is_active_sidebar( 'sidebar-1' ) ) { $classes[] = 'has-sidebar'; } if( is_page() ) { $page_sidebar = get_theme_mod( 'page_sidebar', 'no-sidebar' ); $classes[] = esc_attr( $page_sidebar ); } if( is_single() ) { $single_post_sidebar = get_theme_mod( 'single_post_sidebar' , 'right-sidebar' ); $classes[] = esc_attr( $single_post_sidebar ); } if ( is_home() ) { $blog_sidebar = get_theme_mod( 'blog_sidebar' , 'no-sidebar' ); $classes[] = esc_attr( $blog_sidebar ); } if( is_archive() || is_search() || is_404() ) { $archive_sidebar = get_theme_mod( 'archive_sidebar' , 'no-sidebar' ); $classes[] = esc_attr( $archive_sidebar ); } return $classes; } add_filter( 'body_class', 'nineteen_blog_body_classes' ); /** * Add a pingback url auto-discovery header for single posts, pages, or attachments. */ function nineteen_blog_pingback_header() { if ( is_singular() && pings_open() ) { printf( '', esc_url( get_bloginfo( 'pingback_url' ) ) ); } } add_action( 'wp_head', 'nineteen_blog_pingback_header' ); /** * nineteen_blog Excerpt Length * * @since nineteen_blog 1.0.0 * * @param null * @return void */ if ( ! function_exists( 'nineteen_blog_excerpt_length' ) ) : /** * Implement excerpt length. * * @since 1.0.0 * * @param int $length The number of words. * @return int Excerpt length. */ function nineteen_blog_excerpt_length( $length ) { if ( is_admin() ) { return $length; } $excerpt_length = get_theme_mod( 'excerpt_length', 15 ); if ( absint( $excerpt_length ) > 0 ) { $length = absint( $excerpt_length ); } return $length; } endif; add_filter( 'excerpt_length', 'nineteen_blog_excerpt_length', 999 );

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