- before_filter :check_api_readable
- after_filter :compress_output
- around_filter :api_call_handle_error, :api_call_timeout
-
- def history
- relation = Relation.find(params[:id])
- doc = OSM::API.new.get_xml_doc
-
- relation.old_relations.each do |old_relation|
- doc.root << old_relation.to_xml_node
- end
-
- render :text => doc.to_s, :content_type => "text/xml"