vertical-breadcrumbs.php

<?php
/**
 * Vertical Breadcrumb
 *
 * @package      BE_Genesis_Child
 * @since        1.0.0
 * @link         https://github.com/billerickson/BE-Genesis-Child
 * @author       Bill Erickson <bill@billerickson.net>
 * @copyright    Copyright (c) 2011, Bill Erickson
 * @license      http://opensource.org/licenses/gpl-2.0.php GNU Public License
 *
 */

echo '<div class="campl-tertiary-navigation"><ul class="campl-vertical-breadcrumb">';

// Homepage
echo '<li><a href="' . home_url() . '">' . get_bloginfo( 'name' ) . '<span class="campl-vertical-breadcrumb-indicator"></span></a></li>';

// Ancestors
$ancestors = array_reverse( get_post_ancestors( get_the_ID() ) );
foreach( $ancestors as $ancestor )
  echo '<li><a href="' . get_permalink( $ancestor ) . '">' . get_the_title( $ancestor ) . '<span class="campl-vertical-breadcrumb-indicator"></span></a></li>';
echo '</ul>';
echo '<ul class="campl-vertical-breadcrumb-navigation">';

// Sibling, Current and Children
global $post;
$current = $post->ID;
if( 0 !== $post->post_parent ) {
	$args = array(
		'post_type' => 'page',
		'posts_per_page' => -1,
		'post_parent' => $post->post_parent,
		'orderby' => 'menu_order',
		'order' => 'ASC',
		'no_found_rows' => true,
		'update_post_term_cache' => false,
		'update_post_meta_cache' => false,
	);
	$siblings = new WP_Query( $args );
	if( $siblings->have_posts() ): while( $siblings->have_posts() ): $siblings->the_post();
		if( $current == get_the_ID() )
			be_vertical_breadcrumb_current();
		else
			echo '<li><a href="' . get_permalink() . '">' . get_the_title() . '</a></li>';
	endwhile; endif; wp_reset_postdata();

} else {

	// Current and Children
	be_vertical_breadcrumb_current();

}
echo '</ul></div>';

/**
 * Current and Children
 *
 */
function be_vertical_breadcrumb_current() {

	// Current Page
	echo '<li class="campl-selected"><a href="' . get_permalink() . '">' . get_the_title() . '</a>';
	
	// Children Pages
	$args = array( 
		'post_type' => 'page', 
		'posts_per_page' => -1, 
		'post_parent' => get_the_ID(), 
		'orderby' => 'menu_order', 
		'order' => 'ASC',
		'no_found_rows' => true,
		'update_post_term_cache' => false,
		'update_post_meta_cache' => false,
	);
	$children = new WP_Query( $args );
	if( $children->have_posts() ):
		echo '<ul class="campl-vertical-breadcrumb-children">';
		while( $children->have_posts() ): $children->the_post();
			echo '<li><a href="' . get_permalink() . '">' . get_the_title() . '</a></li>';
		endwhile;
		echo '</ul>';
	endif;
	wp_reset_postdata();
	echo '</li>';

}