<?php
/**
* Custom functions that act independently of the theme templates
*
* Eventually, some of the functionality here could be replaced by core features
*
* @package Milestone Lite
*/
/**
* Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link.
*/
function milestone_lite_page_menu_args( $args ) {
$args['show_home'] = true;
return $args;
}
add_filter( 'wp_page_menu_args', 'milestone_lite_page_menu_args' );
/**
* Adds custom classes to the array of body classes.
*/
function milestone_lite_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', 'milestone_lite_body_classes' );
/**
* Filter in a link to a content ID attribute for the next/previous image links on image attachment pages
*/
function milestone_lite_enhanced_image_navigation( $url, $id ) {
if ( ! is_attachment() && ! wp_attachment_is_image( $id ) )
return $url;
$image = get_post( $id );
if ( ! empty( $image->post_parent ) && $image->post_parent != $id )
$url .= '#main';
return $url;
}
add_filter( 'attachment_link', 'milestone_lite_enhanced_image_navigation', 10, 2 );