/**
 * Make a Bootstrap3 Nav
 *
 * @author  Giuseppe Di Terlizzi <*****@*****.**>
 *
 * @param   string   $html
 * @param   string   $type (= pills, tabs, navbar)
 * @param   boolean  $staked
 * @param   string   $optional_class
 * @return  string
 **/
function bootstrap3_nav($html, $type = '', $stacked = false, $optional_class = '')
{
    $classes[] = 'nav';
    $classes[] = $optional_class;
    switch ($type) {
        case 'navbar':
        case 'navbar-nav':
            $classes[] = 'navbar-nav';
            break;
        case 'pills':
        case 'tabs':
            $classes[] = "nav-{$type}";
            break;
    }
    if ($stacked) {
        $classes[] = 'nav-stacked';
    }
    $class = implode(' ', $classes);
    $output = str_replace(array('<ul class="', '<ul>'), array("<ul class=\"{$class} ", "<ul class=\"{$class}\">"), $html);
    $output = bootstrap3_lists($output);
    return $output;
}
/**
 * Return the TOC rendered to XHTML with Bootstrap3 style
 *
 * @author Andreas Gohr <*****@*****.**>
 * @author Giuseppe Di Terlizzi <*****@*****.**>
 *
 * @param array $toc
 * @return string html
 */
function bootstrap3_html_toc($toc)
{
    if (!count($toc)) {
        return '';
    }
    global $lang;
    $out = '';
    $out .= '<!-- TOC START -->' . DOKU_LF;
    $out .= '<nav id="dokuwiki__toc" role="navigation" class="small">' . DOKU_LF;
    $out .= '<h6 data-toggle="collapse" data-target="#dokuwiki__toc .toc-body" title="' . $lang['toc'] . '" class="toc-title"><i class="fa fa-fw fa-th-list"></i> ';
    $out .= '<span>' . $lang['toc'] . '</span>';
    $out .= ' <i class="caret"></i></h6>' . DOKU_LF;
    $out .= '<div class="toc-body collapse in">' . DOKU_LF;
    $out .= bootstrap3_lists(html_buildlist($toc, 'nav toc', 'html_list_toc', 'html_li_default', true)) . DOKU_LF;
    $out .= '</div>' . DOKU_LF;
    $out .= '</nav>' . DOKU_LF;
    $out .= '<!-- TOC END -->' . DOKU_LF;
    return $out;
}