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<?php
$linkstr = '';
if (isset($vars['entity']) && $vars['entity'] instanceof ElggEntity) {
$categories = $vars['entity']->universal_categories;
if (!empty($categories)) {
if (!is_array($categories)) $categories = array($categories);
foreach($categories as $category) {
$link = $vars['url'] . 'search?tagtype=universal_categories&tag=' . urlencode($category);
if (!empty($linkstr)) $linkstr .= ', ';
$linkstr .= '<a href="'.$link.'">' . $category . '</a>';
}
}
}
echo $linkstr;
?>
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