DocLister.BuildMenu.php

<?php
$core->event->params['TplMainOwner'] = '@CODE: <ul id="nav" class="menu level-1">[+dl.wrap+]</ul>';
$core->event->params['TplSubOwner'] = '@CODE: <ul class="sub-menu level-[+dl.currentDepth+]">[+dl.wrap+]</ul>';
$core->event->params['TplOneItem'] ='@CODE: <li id="menu-item-[+id+]" class="menu-item [+dl.class+]"><a href="[+url+]" title="[+e.title+]">[+title+]</a>[+dl.submenu+]</li>';
$core->event->params['addWhereList'] = 'c.hidemenu = 0';

$currentDepth = getkey($core->event->params, 'currentDepth', 1);
$currentTpl = getkey($core->event->params, 'TplDepth'.$currentDepth);
if(empty($currentTpl)){
    $currentTpl = getkey($core->event->params, 'TplOneItem', '@CODE: <li>[+pagetitle+]</li>');
}

$currentOwnerTpl = getkey($core->event->params, 'TplOwner'.$currentDepth);
if(empty($currentOwnerTpl)){
    $currentOwnerTpl = '@CODE: [+dl.wrap+]';
    if($currentDepth==1){
        $currentOwnerTpl = getkey($core->event->params, 'TplMainOwner', $currentOwnerTpl);
    }else{
        $currentOwnerTpl = getkey($core->event->params, 'TplSubOwner', $currentOwnerTpl);
    }
}

return $core->runSnippet('DocLister', array_merge(array(
        'orderBy' => 'menuindex ASC, id ASC'
    ), $core->event->params,array(
        'idType' => 'parents',
        'parents' => getkey($core->event->params, 'parents', 0),
        'tpl' => $currentTpl,
        'ownerTPL' => $currentOwnerTpl,
        'prepare' => function($data, \Bolmer\Core $core, DocLister $_DL){
            if($_DL->getCfgDef('currentDepth', 1) < $_DL->getCFGDef('maxDepth', 5)){
                $core->event->params['currentDepth'] = $_DL->getCfgDef('currentDepth', 1)+1;
                $core->event->params['parents'] = $data['id'];
                $data['dl.submenu']=$core->runSnippet('BuildMenu', $core->event->params);
            }else{
                $data['dl.submenu'] = '';
            }
            $data['dl.currentDepth'] = $_DL->getCfgDef('currentDepth', 1);
            $data['e.title'] = htmlentities($data['title'], ENT_COMPAT, 'UTF-8', false);
            return $data;
        }
    ))
);