dedecms调用多级栏目

<?php
require_once('include/common.inc.php');
require_once(DEDEINC.'/arc.archives.class.php');
$arc = new Archives();

// 获取所有栏目
$allTypes = $arc->GetArchivesTypes();

// 调用多级栏目
function getTree($items, $pid = 0) {
    $tree = array();
    foreach ($items as $item) {
        if ($item['reid'] == $pid) {
            $children = getTree($items, $item['id']);
            if ($children) {
                $item['children'] = $children;
            }
            $tree[] = $item;
        }
    }
    return $tree;
}

$tree = getTree($allTypes);

// 输出多级栏目
echo '<ul>';
foreach ($tree as $item) {
    echo '<li>' . $item['typename'];
    if (isset($item['children'])) {
        echo '<ul>';
        foreach ($item['children'] as $child) {
            echo '<li>' . $child['typename'] . '</li>';
        }
        echo '</ul>';
    }
    echo '</li>';
}
echo '</ul>';
?>