public function compile($template, $data)
    {
        foreach ($data as $key => $value) {
            $key = strtoupper($key);

            if(is_bool($value))
                $value = $value ? 'true' : 'false';

            $template = preg_replace("#\\$$key\\$#i", $value, $template);
        }

        return $template;
    }