- elsif request.format == Mime::XML
- send_file(trace.xml_file, :filename => "#{trace.id}.xml", :type => Mime::XML.to_s, :disposition => 'attachment')
+ elsif request.format == Mime::XML or request.format == Mime::GPX
+ send_file(trace.xml_file, :filename => "#{trace.id}.xml", :type => request.format.to_s, :disposition => 'attachment')