+ require 'xml/libxml'
+
+ session :off
+ after_filter :compress_output
+
+ def history
+ begin
+ segment = Segment.find(params[:id])
+
+ 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, :content_type => "text/xml"
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
+ rescue
+ render :nothing => true, :status => :internal_server_error
+ end
+ end