Helping

<?php $parent = isset($category['childs']); ?>
<li>
    <?php if(empty($category['parent_id'])): ?>
        <div class="link"><i class="fa fa-database"></i><?=$category['title'];?><i class="fa fa-chevron-down"></i></div>
    <?php else: ?>
        <a href="category/<?=$category['alias'];?>"><?=$category['title'];?></a>
    <?php endif; ?>
    <?php if(isset($category['childs'])): ?>
        <ul class="submenu">         

        <?= $this->getMenuHtml($category['childs']);?>

        </ul>
    <?php endif; ?>
</li>