public function get_formatted_description($options = array()) {
        $options = empty($options) ? array() : (array)$options;
        $options += array('para' => false, 'overflowdiv' => true);
        $description = file_rewrite_pluginfile_urls($this->description, 'pluginfile.php',
                context_system::instance()->id, 'tag', 'description', $this->id);
        return format_text($description, $this->descriptionformat, $options);
    }