<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
    xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"
    xmlns:image="http://www.google.com/schemas/sitemap-image/1.1"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
        http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd
        http://www.google.com/schemas/sitemap-news/0.9
        http://www.google.com/schemas/sitemap-news/0.9/sitemap-news.xsd
        http://www.google.com/schemas/sitemap-image/1.1
        http://www.google.com/schemas/sitemap-image/1.1/sitemap-image.xsd">
    <% @topics.each do |(id, title, slug, created_at)| %>
      <url>
          <loc><%= build_sitemap_topic_url(slug, id) %></loc>
          <news:news>
              <news:publication>
                  <news:name><%= SiteSetting.title %></news:name>
                  <news:language><%= @locale %></news:language>
              </news:publication>
              <news:publication_date><%= created_at.xmlschema %></news:publication_date>
              <news:title><%= title %></news:title>
          </news:news>
      </url>
    <% end %>
</urlset>