Rails 2.1.0 monkey patch to add the recognized or matched rails route to the request (See related posts)

   1  
   2  module ActionController
   3    class AbstractRequest
   4      attr_reader :recognized_route
   5      
   6      def init_recognized_route_from_path_parameters
   7        recognized_route = path_parameters.delete(:recognized_route) 
   8      end
   9    end
  10  
  11    module Routing
  12      
  13      class RouteSet
  14        def recognize_with_route(request)
  15          result = recognize_without_route(request)
  16          request.init_recognized_route_from_path_parameters
  17          result
  18        end
  19        alias_method_chain :recognize, :route
  20  
  21        def write_recognize_optimized_with_route
  22          tree = segment_tree(routes)
  23          body = generate_code(tree)
  24          instance_eval %{
  25            def recognize_optimized(path, env)
  26              segments = to_plain_segments(path)
  27              index = #{body}
  28              return nil unless index
  29              while index < routes.size
  30                result = routes[index].recognize(path, env) and result[:recognized_route] = routes[index] and return result
  31                index += 1
  32              end
  33              nil
  34            end
  35          }, __FILE__, __LINE__
  36        end
  37        alias_method_chain :write_recognize_optimized, :route
  38  
  39      end
  40    end
  41  end
  42