module ActiveAdmin::ViewHelpers::DownloadFormatLinksHelper

def build_download_format_links(formats = self.class.formats)
  params = request.query_parameters.except :format, :commit
  div class: "download_links" do
    span I18n.t('active_admin.download')
    formats.each do |format|
      a format.upcase, href: url_for(params: params, format: format)
    end
  end
end