function my_wp_nav_special_classes($classes, $item)
{
//if( $item->object_id == page_chalets() ) {
// $classes[] = 'section-chalets';
//}
if ($item->object_id == get_root_parent_id()) {
$classes[] = 'is-root-parent';
}
return $classes;
}
function get_root_parent_id($post_id = null)
{
if (!$post_id) {
global $post;
$post_id = $post->ID;
}
global $wpdb;
$parent = $wpdb->get_var("SELECT post_parent FROM {$wpdb->posts} WHERE post_type='page' AND post_status='publish' AND ID = '{$post_id}'");
if ($parent == 0) {
return $post_id;
} else {
return get_root_parent_id($parent);
}
}
function get_insection_subnav($post_type = 'page')
{
global $post;
// test for subnav
if ($post_type == 'page') {
$sub_level_1 = get_sub_pages(get_root_parent_id($post->ID));
} else {
$sub_level_1 = get_root_pages($post_type);
}
// if pages to display
if ($sub_level_1) {
return $sub_level_1;
} else {
return false;
}
}
function get_root_parent_id($parent_id)
{
if ($parent_id != 0) {
$parent_id = wp_get_post_parent_id($parent_id);
get_root_parent_id($parent_id);
} else {
$parent_id = get_the_ID();
}
return $parent_id;
}
<div class="sidebar" role="complementary">
<?php
if (get_insection_subnav()) {
?>
<nav class="panel">
<h2>
<?php
wp_reset_postdata();
link_by_id(get_root_parent_id($post->ID));
?>
</h2>
<?php
insection_subnav('page', 'is-current');
?>
</nav>
<?php
}
?>
<?php
$sidebar_panels = new WP_Query(array('connected_type' => 'connect_panels', 'connected_items' => get_queried_object_id(), 'nopaging' => true));
if (function_exists('p2p_register_connection_type') && $sidebar_panels->have_posts()) {
while ($sidebar_panels->have_posts()) {
$sidebar_panels->the_post();
?>
<article class="panel">
<?php
the_post_thumbnail('panel-thumb', array('class' => '', 'title' => ''));
?>
<h2><?php
the_title();