breadcrumbs.php

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<?php
if (isset($vars['breadcrumbs'])) {
    $breadcrumbs = $vars['breadcrumbs'];
} else {
    $breadcrumbs = elgg_get_breadcrumbs();
}

$class = 'elgg-menu elgg-breadcrumbs';
$additional_class = elgg_extract('class', $vars, '');
if ($additional_class) {
    $class = "$class $additional_class";
}

if (is_array($breadcrumbs) && count($breadcrumbs) > 0) {
    echo "<ul class=\"$class\">";
    foreach ($breadcrumbs as $breadcrumb) {
        // We have to escape text (without double-encoding). Titles in core plugins are HTML escaped
        // on input, but we can't guarantee that other users of this view and of elgg_push_breadcrumb()
        // will do so.
        if (!empty($breadcrumb['link'])) {
            $crumb = elgg_view('output/url', array(
                'href' => $breadcrumb['link'],
                'text' => $breadcrumb['title'],
                'encode_text' => true,
                'is_trusted' => true,
            ));
        } else {
            $crumb = htmlspecialchars($breadcrumb['title'], ENT_QUOTES, 'UTF-8', false);
        }
        echo "<li>$crumb</li>";
    }
    echo '</ul>';
}