function insection_subnav($post_type = 'page', $current_class = 'current_page_item')
{
// Test if current page in sub navigation
// -------------------------------------------------------------
function subnav_is_current($post_id)
{
global $post;
return $post_id == $post->ID;
}
// Test next level in sub navigation
// -------------------------------------------------------------
function subnav_next_level($post_id, $next_level)
{
global $post;
if ($post->ancestors == null) {
$post_ancestors = array();
} else {
$post_ancestors = $post->ancestors;
}
return $next_level && subnav_is_current($post_id) || in_array($post_id, $post_ancestors);
}
// Test for subnav
// -------------------------------------------------------------
$sub_level_1 = get_insection_subnav($post_type);
// Output subnav
// -------------------------------------------------------------
// level 1
if ($sub_level_1) {
?>
<ul class="nav-secondary level-1">
<?php
// level 1 items
foreach ($sub_level_1 as $level_1_page) {
$level_1_page_id = $level_1_page->ID;
?>
<li class="level-1-item<?php
echo subnav_is_current($level_1_page_id) ? ' ' . $current_class . '' : '';
?>
">
<?php
link_by_id($level_1_page_id);
?>
<?php
// level 2
$sub_level_2 = get_sub_pages($level_1_page_id, $post_type);
if (subnav_next_level($level_1_page_id, $sub_level_2)) {
?>
<ul class="level-2">
<?php
// level 2 items
foreach ($sub_level_2 as $level_2_page) {
$level_2_page_id = $level_2_page->ID;
?>
<li class="level-2-item<?php
echo subnav_is_current($level_2_page_id) ? ' ' . $current_class . '' : '';
?>
">
<?php
link_by_id($level_2_page_id);
?>
<?php
// level 3
$sub_level_3 = get_sub_pages($level_2_page_id, $post_type);
if (subnav_next_level($level_2_page_id, $sub_level_3)) {
?>
<ul class="level-3">
<?php
// level 3 items
foreach ($sub_level_3 as $level_3_page) {
$level_3_page_id = $level_3_page->ID;
?>
<li class="level-3-item<?php
echo subnav_is_current($level_3_page_id) ? ' ' . $current_class . '' : '';
?>
">
<?php
link_by_id($level_3_page_id);
?>
</li>
<?php
// level 3 items
}
?>
</ul>
<?php
// level 3
}
?>
</li>
<?php
// level 2 items
}
?>
</ul>
<?php
// level 2
}
?>
</li>
<?php
// level 1 items
}
?>
</ul>
<?php
}
}
get_template_part('parts/page-title');
?>
<?php
while (have_posts()) {
the_post();
?>
<?php
the_content();
?>
<?php
}
?>
<?php
// Output sub pages of current page
$sub_pages = get_sub_pages($post->ID);
if ($sub_pages) {
?>
<section class="index">
<?php
foreach ($sub_pages as $page) {
?>
<article class="entry">
<div class="entry-body media cf">
<?php
if (has_post_thumbnail($page->ID)) {
?>
<div class="media-img">
<?php
my_the_post_thumbnail($page->ID, 'index-thumb');
?>
