app/controllers/old_relation_controller.rb

   1 class OldRelationController < OldController
   2
   3   private
   4
   5   def lookup_old_element
   6     @old_element = OldRelation.find([params[:id], params[:version]])
   7   end
   8
   9   def lookup_old_element_versions
  10     @elements = OldRelation.where(:relation_id => params[:id]).order(:version)
  11   end
  12 end