+
+ def history
+ response.headers["Content-Type"] = 'text/xml'
+ segment = Segment.find(params[:id])
+
+ unless segment
+ render :nothing => true, :staus => 404
+ return
+ end
+
+ doc = OSM::API.new.get_xml_doc
+
+ segment.old_segments.each do |old_segment|
+ doc.root << old_segment.to_xml_node
+ end
+
+ render :text => doc.to_s
+ end