tags.php

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<?php
if (isset($vars['entity'])) {
    $vars['tags'] = $vars['entity']->tags;
    unset($vars['entity']);
}

if (empty($vars['tags']) && (!empty($vars['value']) || $vars['value'] === 0 || $vars['value'] === '0')) {
    $vars['tags'] = $vars['value'];
}

if (empty($vars['tags']) && $vars['value'] !== 0 && $vars['value'] !== '0') {
    return;
}

if (!is_array($vars['tags'])) {
    $vars['tags'] = array($vars['tags']);
}

$list_class = "elgg-tags";
if (isset($vars['list_class'])) {
    $list_class = "$list_class {$vars['list_class']}";
}

$item_class = "elgg-tag";
if (isset($vars['item_class'])) {
    $item_class = "$item_class {$vars['item_class']}";
}

$icon_class = elgg_extract('icon_class', $vars);
$list_items = ''; 

$params = $vars;
foreach($vars['tags'] as $tag) {
    if (is_string($tag) && strlen($tag) > 0) {
        $params['value'] = $tag;

        $list_items .= "<li class=\"$item_class\">";
        $list_items .= elgg_view('output/tag', $params);
        $list_items .= '</li>';
    }
}

if (empty($list_items)) {
    return;
}

$icon = elgg_view_icon('tag', $icon_class);

$list = <<<___HTML
    <div class="clearfix">
        <ul class="$list_class">
            <li>$icon</li>
            $list_items
        </ul>
    </div>
___HTML;

echo $list;