dedecms 树列表

<?php
require_once('include/common.inc.php');
require_once('include/taglib/channel.lib.php');

// 获取所有分类目录
$allCats = $dsql->GetAll("SELECT id, name, reid FROM dede_arctype ORDER BY id");

// 生成树列表
function generateTree($cats, $reid = 0) {
    $tree = array();
    foreach ($cats as $cat) {
        if ($cat['reid'] == $reid) {
            $cat['children'] = generateTree($cats, $cat['id']);
            $tree[] = $cat;
        }
    }
    return $tree;
}

$treeList = generateTree($allCats);

// 输出树列表
?>
<ul>
    <?php foreach ($treeList as $cat): ?>
        <li>
            <?php echo $cat['name']; ?>
            <?php if (!empty($cat['children'])): ?>
                <ul>
                    <?php foreach ($cat['children'] as $child): ?>
                        <li><?php echo $child['name']; ?></li>
                    <?php endforeach; ?>
                </ul>
            <?php endif; ?>
        </li>
    <?php endforeach; ?>
</ul>