<?php 
/** 
 * Functions which enhance the theme by hooking into WordPress 
 * 
 * @package Nolimitbuzz 
 */ 
 
/** 
 * Adds custom classes to the array of body classes. 
 * 
 * @param array $classes Classes for the body element. 
 * @return array 
 */ 
function nolimitbuzz_body_classes( $classes ) { 
    // Adds a class of hfeed to non-singular pages. 
    if ( ! is_singular() ) { 
        $classes[] = 'hfeed'; 
    } 
 
    // Adds a class of no-sidebar when there is no sidebar present. 
    if ( ! is_active_sidebar( 'sidebar-1' ) ) { 
        $classes[] = 'no-sidebar'; 
    } 
 
    return $classes; 
} 
add_filter( 'body_class', 'nolimitbuzz_body_classes' ); 
 
/** 
 * Add a pingback url auto-discovery header for single posts, pages, or attachments. 
 */ 
function nolimitbuzz_pingback_header() { 
    if ( is_singular() && pings_open() ) { 
        printf( '<link rel="pingback" href="%s">', esc_url( get_bloginfo( 'pingback_url' ) ) ); 
    } 
} 
add_action( 'wp_head', 'nolimitbuzz_pingback_header' ); 
 
 |