SimplePie::get_raw_data PHP Method

    public function get_raw_data()
    {
        return $this->raw_data;
    }

$xml .= "<title>{$feed_title}</title>";
$xml .= "<atom:link href=\"{$feed_link}\" rel=\"self\" type=\"application/rss+xml\" />";
$xml .= "<link>{$feed_home}</link>";
$xml .= "<description>{$feed_desc}</description>";
$xml .= "<language>{$feed_language}</language>";
$xml .= "<copyright>{$copyright}</copyright>";
$xml .= "<creativeCommons:license>http://creativecommons.org/publicdomain/zero/1.0/legalcode</creativeCommons:license>";
date_default_timezone_set($feed_timezone);
$feed = new SimplePie();
// Load the feeds
$feed->set_feed_url($feeds);
$feed->enable_cache(true);
$feed->set_cache_location('cache');
$feed->set_stupidly_fast(true);
$feed->set_cache_duration($feed_cache_duration);
$feed->get_raw_data(isset($_GET['xmldump']) ? true : false);
$success = $feed->init();
$feed->handle_content_type();
$items = array();
if ($success) {
    foreach ($feed->get_items() as $item) {
        $item_title = $item->get_title();
        $item_permalink = $item->get_permalink();
        $link = $item->get_link();
        // Normalize link
        if (preg_match('/\\Ahttps?:\\/\\/github.com/', $item_permalink)) {
            $link = preg_replace('/\\/(commit|releases)\\/(.*)\\Z/', null, $item_permalink);
        } else {
            if (preg_match('/\\Ahttps?:\\/\\/bitbucket.org/', $item_permalink)) {
                $link = preg_replace('/\\/commits\\/(.*)\\Z/', null, $item_permalink);
            } else {