<?xml version="1.0" encoding="UTF-8"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <% @sitemaps.each do |sitemap| %>
      <sitemap>
         <loc><%= Discourse.base_url %>/sitemap_<%= sitemap.name %>.xml</loc>
         <lastmod><%= sitemap.last_posted_at.xmlschema %></lastmod>
      </sitemap>
   <% end %>
</sitemapindex>