protected function generateSiteMap()
    {
        $urls = array();
        $siteName = $this->configurationHandler->siteName();
        foreach ($this->pagesCollectionParser->pages() as $page) {
            foreach($page["seo"] as $seo) {
                $urls[] = array(
                    'href' => $siteName . '/' . $seo["permalink"],
                    'frequency' => $seo["sitemap_frequency"],
                    'priority' => $seo["sitemap_priority"],
                );
            }
        }

        return $this->twig->render('RedKiteCms/Resources/views/Sitemap/sitemap.html.twig', array('urls' => $urls));
    }