<% if @taxon.present? %> <%= auto_discovery_link_tag(:rss, spree.nested_taxons_path(:id => @taxon.permalink, :format => :xml, :page => nil), {:title => "#{@taxon.name} Products Feed"}) %> <% else %> <%= auto_discovery_link_tag(:rss, spree.products_path(:format => :xml, :page => nil), {:title => "Products Feed" }) %> <% end %>