+ require 'xml/libxml'
+
+ session :off
+ before_filter :check_read_availability
+ after_filter :compress_output
+
+ def history
+ begin
+ way = Way.find(params[:id])
+
+ doc = OSM::API.new.get_xml_doc
+
+ way.old_ways.each do |old_way|
+ doc.root << old_way.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
+
+ def version
+ begin
+ old_way = OldWay.find(:first, :conditions => {:id => params[:id], :version => params[:version]} )
+
+ response.headers['Last-Modified'] = old_way.timestamp.rfc822
+
+ doc = OSM::API.new.get_xml_doc
+ doc.root << old_way.to_xml_node
+
+ 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