class Middleman::Sitemap::Resource

def render(opts={}, locs={}, &block)
  return app.template_data_for_file(source_file) unless template?
  relative_source = Pathname(source_file).relative_path_from(Pathname(app.root))
  instrument 'render.resource', path: relative_source, destination_path: destination_path  do
    md   = metadata.dup
    opts = md[:options].deep_merge(opts)
    # Pass "renderer_options" hash from frontmatter along to renderer
    if md[:page]['renderer_options']
      opts[:renderer_options] = {}
      md[:page]['renderer_options'].each do |k, v|
        opts[:renderer_options][k.to_sym] = v
      end
    end
    locs = md[:locals].deep_merge(locs)
    # Forward remaining data to helpers
    app.data.store('page', md[:page]) if md.key?(:page)
    blocks = Array(md[:blocks]).dup
    blocks << block if block_given?
    app.current_path ||= destination_path
    # Certain output file types don't use layouts
    unless opts.key?(:layout)
      opts[:layout] = false if %w(.js .json .css .txt).include?(ext)
    end
    app.render_template(source_file, locs, opts, blocks)
  end
end