function renderCategories($startingId, $parentId = null)
{
$categories = Category::getAll($startingId ? array('id' => $startingId) : array('parent_id' => $parentId));
if (!empty($categories)) {
echo '<ul>';
foreach ($categories as $category) {
echo '<li><a href="/?c=' . $category->id . '">' . $category->name . '</a></li>';
renderCategories(null, $category->id);
}
echo '</ul>';
}
}
<?php
/**
* Categories (list) template
*
*/
/**
* Render a list of categories, optionally showing a few posts from each
*
* @param PageArray $categories
* @param int Number of posts to show from each category (default=0)
* @return string
*
*/
function renderCategories(PageArray $categories, $showNumPosts = 0)
{
foreach ($categories as $category) {
$category->posts = wire('pages')->find("template=post, categories={$category}, limit={$showNumPosts}, sort=-date");
}
$t = new TemplateFile(wire('config')->paths->templates . 'markup/categories.php');
$t->set('categories', $categories);
return $t->render();
}
/*********************************************/
include_once "./blog.inc";
$limit = 3;
// number of posts to show per category
$headline = $page->title;
$content = $page->body . renderCategories($page->children, $limit);
$subnav = renderNav($page->title, $page->children, $page);
include "./main.inc";
