public function printIndexerConfigurations($indexerConfigurations)
    {
        $content = '';
        // show indexer names
        if ($indexerConfigurations) {
            $content .= '<ol class="orderedlist">';
            foreach ($indexerConfigurations as $indexerConfiguration) {
                $content .= '<li class="summary infobox">'
                    . '<span class="title">' . $indexerConfiguration['title'] . '</span>'

                    . ' <span class="tagsmall">'
                    . $indexerConfiguration['type']
                    . '</span>'

                    . ' <span class="tagsmall">'
                    . 'UID ' . $indexerConfiguration['uid'] . '</span>'
                    . '</span>'

                    . ' <span class="tagsmall">'
                    . 'PID ' . $indexerConfiguration['pid'] . '</span>'
                    . '</span>'

                    . '</li>';
            }
            $content .= '</ol>';
        }

        return $content;
    }