if ( preg_match( $regex['image'], $request['sitemap_name'] ) ) {
        $this->serve_raw_and_die(
          $xml_content_type,
          $this->librarian->get_sitemap_text(
            $request['sitemap_name'],
            JP_IMAGE_SITEMAP_TYPE
          )
        );
      }

      // Catch image sitemap index xml.
      if ( preg_match( $regex['image-index'], $request['sitemap_name'] ) ) {
        $this->serve_raw_and_die(
          $xml_content_type,
          $this->librarian->get_sitemap_text(
            $request['sitemap_name'],
            JP_IMAGE_SITEMAP_INDEX_TYPE
          )
        );
      }

      // Catch image sitemap xsl.
      if ( preg_match( $regex['image-style'], $request['sitemap_name'] ) ) {
        $this->serve_raw_and_die(
          'application/xml',
          Jetpack_Sitemap_Stylist::image_sitemap_xsl()
        );
      }

      // Catch video sitemap xml.
      if ( preg_match( $regex['video'], $request['sitemap_name'] ) ) {
        $this->serve_raw_and_die(
          $xml_content_type,
          $this->librarian->get_sitemap_text(
            $request['sitemap_name'],
            JP_VIDEO_SITEMAP_TYPE
          )
        );
      }

      // Catch video sitemap index xml.
      if ( preg_match( $regex['video-index'], $request['sitemap_name'] ) ) {
        $this->serve_raw_and_die(
          $xml_content_type,
          $this->librarian->get_sitemap_text(
            $request['sitemap_name'],
            JP_VIDEO_SITEMAP_INDEX_TYPE
          )
        );
      }

      // Catch video sitemap xsl.
      if ( preg_match( $regex['video-style'], $request['sitemap_name'] ) ) {
        $this->serve_raw_and_die(
          'application/xml',
          Jetpack_Sitemap_Stylist::video_sitemap_xsl()
        );
      }

      // Catch news sitemap xml.
      if ( preg_match( $regex['news'], $request['sitemap_name'] ) ) {
        $sitemap_builder = new Jetpack_Sitemap_Builder();
        $this->serve_raw_and_die(
          $xml_content_type,
          $sitemap_builder->news_sitemap_xml()
        );
      }

      // Catch news sitemap xsl.
      if ( preg_match( $regex['news-style'], $request['sitemap_name'] ) ) {
        $this->serve_raw_and_die(
          'application/xml',
          Jetpack_Sitemap_Stylist::news_sitemap_xsl()
        );
      }
    }
  }