Proxy\Plugin\ProxifyPlugin::html_href PHP Method

    private function html_href($matches)
    {
        $url = trim($matches[2]);
        // do not proxify magnet: links
        if (strpos($url, "magnet") === 0) {
            return $matches[0];
        }
        // do we even need to proxify this URL?
        return str_replace($url, proxify_url($url, $this->base_url), $matches[0]);
    }