SimplePie::add_attributes PHP Method

    public function add_attributes($attribs = '')
    {
        if ($attribs === '') {
            $attribs = $this->add_attributes;
        }
        $this->sanitize->add_attributes($attribs);
    }

function customSimplePie()
{
    $simplePie = new SimplePie();
    $simplePie->set_useragent(Minz_Translate::t('freshrss') . '/' . FRESHRSS_VERSION . ' (' . PHP_OS . '; ' . FRESHRSS_WEBSITE . ') ' . SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION);
    $simplePie->set_cache_location(CACHE_PATH);
    $simplePie->set_cache_duration(1500);
    $simplePie->strip_htmltags(array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'link', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'plaintext', 'script', 'style'));
    $simplePie->strip_attributes(array_merge($simplePie->strip_attributes, array('autoplay', 'onload', 'onunload', 'onclick', 'ondblclick', 'onmousedown', 'onmouseup', 'onmouseover', 'onmousemove', 'onmouseout', 'onfocus', 'onblur', 'onkeypress', 'onkeydown', 'onkeyup', 'onselect', 'onchange', 'seamless')));
    $simplePie->add_attributes(array('img' => array('lazyload' => ''), 'audio' => array('preload' => 'none'), 'iframe' => array('postpone' => '', 'sandbox' => 'allow-scripts allow-same-origin'), 'video' => array('postpone' => '', 'preload' => 'none')));
    $simplePie->set_url_replacements(array('a' => 'href', 'area' => 'href', 'audio' => 'src', 'blockquote' => 'cite', 'del' => 'cite', 'form' => 'action', 'iframe' => 'src', 'img' => array('longdesc', 'src'), 'input' => 'src', 'ins' => 'cite', 'q' => 'cite', 'source' => 'src', 'track' => 'src', 'video' => array('poster', 'src')));
    return $simplePie;
}