Merge branch 'master' of git://github.com/rails/rails

7 files changed, 77 insertions, 85 deletions

diff --git a/actionpack/lib/action_controller/caching.rb b/actionpack/lib/action_controller/caching.rb
index 083d6328af..3caf759032 100644
--- a/actionpack/lib/action_controller/caching.rb
+++ b/actionpack/lib/action_controller/caching.rb
@@ -26,6 +26,7 @@ module ActionController #:nodoc:
   #   config.action_controller.cache_store = :file_store, "/path/to/cache/directory"
   #   config.action_controller.cache_store = :drb_store, "druby://localhost:9192"
   #   config.action_controller.cache_store = :mem_cache_store, "localhost"
+  #   config.action_controller.cache_store = :mem_cache_store, Memcached::Rails.new("localhost:11211")
   #   config.action_controller.cache_store = MyOwnStore.new("parameter")
   module Caching
     extend ActiveSupport::Concern
diff --git a/actionpack/lib/action_controller/metal/request_forgery_protection.rb b/actionpack/lib/action_controller/metal/request_forgery_protection.rb
index 113c20a758..173df79ee7 100644
--- a/actionpack/lib/action_controller/metal/request_forgery_protection.rb
+++ b/actionpack/lib/action_controller/metal/request_forgery_protection.rb
@@ -101,6 +101,11 @@ module ActionController #:nodoc:
         session[:_csrf_token] ||= ActiveSupport::SecureRandom.base64(32)
       end
 
+      # The form's authenticity parameter. Override to provide your own.
+      def form_authenticity_param
+        params[request_forgery_protection_token]
+      end
+
       def protect_against_forgery?
         allow_forgery_protection
       end
diff --git a/actionpack/lib/action_controller/metal/responder.rb b/actionpack/lib/action_controller/metal/responder.rb
index c6e847ba0f..e8e88e7479 100644
--- a/actionpack/lib/action_controller/metal/responder.rb
+++ b/actionpack/lib/action_controller/metal/responder.rb
@@ -14,12 +14,11 @@ module ActionController #:nodoc:
   #
   # When a request comes, for example with format :xml, three steps happen:
   #
-  #   1) respond_with searches for a template at people/index.xml;
+  #   1) responder searches for a template at people/index.xml;
   #
-  #   2) if the template is not available, it will create a responder, passing
-  #      the controller and the resource and invoke :to_xml on it;
+  #   2) if the template is not available, it will invoke :to_xml in the given resource;
   #
-  #   3) if the responder does not respond_to :to_xml, call to_format on it.
+  #   3) if the responder does not respond_to :to_xml, call :to_format on it.
   #
   # === Builtin HTTP verb semantics
   #
@@ -88,14 +87,16 @@ module ActionController #:nodoc:
       @resource = resources.is_a?(Array) ? resources.last : resources
       @resources = resources
       @options = options
+      @action = options.delete(:action)
       @default_response = options.delete(:default_response)
     end
 
     delegate :head, :render, :redirect_to,   :to => :controller
     delegate :get?, :post?, :put?, :delete?, :to => :request
 
-    # Undefine :to_json since it's defined on Object
+    # Undefine :to_json and :to_yaml since it's defined on Object
     undef_method(:to_json) if method_defined?(:to_json)
+    undef_method(:to_yaml) if method_defined?(:to_yaml)
 
     # Initializes a new responder an invoke the proper format. If the format is
     # not defined, call to_format.
@@ -111,14 +112,8 @@ module ActionController #:nodoc:
     #
     def to_html
       default_render
-    rescue ActionView::MissingTemplate
-      if get?
-        raise
-      elsif has_errors?
-        render :action => default_action
-      else
-        redirect_to resource_location
-      end
+    rescue ActionView::MissingTemplate => e
+      navigation_behavior(e)
     end
 
     # All others formats follow the procedure below. First we try to render a
@@ -127,9 +122,26 @@ module ActionController #:nodoc:
     #
     def to_format
       default_render
-    rescue ActionView::MissingTemplate
+    rescue ActionView::MissingTemplate => e
       raise unless resourceful?
+      api_behavior(e)
+    end
 
+  protected
+
+    # This is the common behavior for "navigation" requests, like :html, :iphone and so forth.
+    def navigation_behavior(error)
+      if get?
+        raise error
+      elsif has_errors?
+        render :action => default_action
+      else
+        redirect_to resource_location
+      end
+    end
+
+    # This is the common behavior for "API" requests, like :xml and :json.
+    def api_behavior(error)
       if get?
         display resource
       elsif has_errors?
@@ -141,8 +153,6 @@ module ActionController #:nodoc:
       end
     end
 
-  protected
-
     # Checks whether the resource responds to the current format or not.
     #
     def resourceful?
@@ -194,7 +204,7 @@ module ActionController #:nodoc:
     # the verb is post.
     #
     def default_action
-      request.post? ? :new : :edit
+      @action || (request.post? ? :new : :edit)
     end
   end
 end
diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb
index b3bb8c623f..6a52854961 100755
--- a/actionpack/lib/action_dispatch/http/request.rb
+++ b/actionpack/lib/action_dispatch/http/request.rb
@@ -489,7 +489,7 @@ EOM
         def self.extended(object)
           object.class_eval do
             attr_accessor :original_path, :content_type
-            alias_method :local_path, :path
+            alias_method :local_path, :path if method_defined?(:path)
           end
         end
 
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index ebfb4c9be2..6e112c9b54 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -52,30 +52,38 @@ module ActionDispatch
 
           resource = resources.pop
 
+          plural   = resource.to_s
+          singular = plural.singularize
+
           if @scope[:scope_level] == :resources
-            member do
-              resources(resource, options, &block)
+            parent_resource = @scope[:scope_level_options][:name]
+            with_scope_level(:member) do
+              scope(":#{parent_resource}_id", :name_prefix => parent_resource) do
+                resources(resource, options, &block)
+              end
             end
             return self
           end
 
-          plural   = resource.to_s
-          singular = plural.singularize
+          if @scope[:options] && (prefix = @scope[:options][:name_prefix])
+            plural   = "#{prefix}_#{plural}"
+            singular = "#{prefix}_#{singular}"
+          end
 
           controller(resource) do
             namespace(resource) do
-              with_scope_level(:resources) do
+              with_scope_level(:resources, :name => singular) do
                 yield if block_given?
 
                 member do
-                  get "", :to => :show, :as => "#{singular}"
+                  get "", :to => :show, :as => singular
                   put "", :to => :update
                   delete "", :to => :destroy
                   get "edit", :to => :edit, :as => "edit_#{singular}"
                 end
 
                 collection do
-                  get "", :to => :index, :as => "#{plural}"
+                  get "", :to => :index, :as => plural
                   post "", :to => :create
                   get "new", :to => :new, :as => "new_#{singular}"
                 end
@@ -127,11 +135,13 @@ module ActionDispatch
         end
 
         private
-          def with_scope_level(kind)
+          def with_scope_level(kind, options = {})
             old, @scope[:scope_level] = @scope[:scope_level], kind
+            old_options, @scope[:scope_level_options] = @scope[:scope_level_options], options
             yield
           ensure
             @scope[:scope_level] = old
+            @scope[:scope_level_options] = old_options
           end
       end
 
@@ -195,9 +205,9 @@ module ActionDispatch
 
           @constraints.each { |constraint|
             if constraint.respond_to?(:matches?) && !constraint.matches?(req)
-              return Rack::Mount::Const::EXPECTATION_FAILED_RESPONSE
+              return [417, {}, []]
             elsif constraint.respond_to?(:call) && !constraint.call(req)
-              return Rack::Mount::Const::EXPECTATION_FAILED_RESPONSE
+              return [417, {}, []]
             end
           }
 
diff --git a/actionpack/lib/action_dispatch/routing/route_set.rb b/actionpack/lib/action_dispatch/routing/route_set.rb
index 28e5b806da..c15aaceb5b 100644
--- a/actionpack/lib/action_dispatch/routing/route_set.rb
+++ b/actionpack/lib/action_dispatch/routing/route_set.rb
@@ -5,7 +5,7 @@ module ActionDispatch
   module Routing
     class RouteSet #:nodoc:
       NotFound = lambda { |env|
-        raise ActionController::RoutingError, "No route matches #{env[::Rack::Mount::Const::PATH_INFO].inspect} with #{env.inspect}"
+        raise ActionController::RoutingError, "No route matches #{env['PATH_INFO'].inspect} with #{env.inspect}"
       }
 
       PARAMETERS_KEY = 'action_dispatch.request.path_parameters'
@@ -372,7 +372,17 @@ module ActionDispatch
         end
         recall[:action] = options.delete(:action) if options[:action] == 'index'
 
-        path = _uri(named_route, options, recall)
+        parameterize = lambda { |name, value|
+          if name == :controller
+            value
+          elsif value.is_a?(Array)
+            value.map { |v| Rack::Mount::Utils.escape_uri(v.to_param) }.join('/')
+          else
+            Rack::Mount::Utils.escape_uri(value.to_param)
+          end
+        }
+
+        path = @set.url(named_route, options, recall, :parameterize => parameterize)
         if path && method == :generate_extras
           uri = URI(path)
           extras = uri.query ?
@@ -439,59 +449,6 @@ module ActionDispatch
       def extract_request_environment(request)
         { :method => request.method }
       end
-
-      private
-        def _uri(named_route, params, recall)
-          params = URISegment.wrap_values(params)
-          recall = URISegment.wrap_values(recall)
-
-          unless result = @set.generate(:path_info, named_route, params, recall)
-            return
-          end
-
-          uri, params = result
-          params.each do |k, v|
-            if v._value
-              params[k] = v._value
-            else
-              params.delete(k)
-            end
-          end
-
-          uri << "?#{Rack::Mount::Utils.build_nested_query(params)}" if uri && params.any?
-          uri
-        end
-
-        class URISegment < Struct.new(:_value, :_escape)
-          EXCLUDED = [:controller]
-
-          def self.wrap_values(hash)
-            hash.inject({}) { |h, (k, v)|
-              h[k] = new(v, !EXCLUDED.include?(k.to_sym))
-              h
-            }
-          end
-
-          extend Forwardable
-          def_delegators :_value, :==, :eql?, :hash
-
-          def to_param
-            @to_param ||= begin
-              if _value.is_a?(Array)
-                _value.map { |v| _escaped(v) }.join('/')
-              else
-                _escaped(_value)
-              end
-            end
-          end
-          alias_method :to_s, :to_param
-
-          private
-            def _escaped(value)
-              v = value.respond_to?(:to_param) ? value.to_param : value
-              _escape ? Rack::Mount::Utils.escape_uri(v) : v.to_s
-            end
-        end
     end
   end
 end
diff --git a/actionpack/lib/action_view/helpers/form_helper.rb b/actionpack/lib/action_view/helpers/form_helper.rb
index c46b39fc23..d0c66eda60 100644
--- a/actionpack/lib/action_view/helpers/form_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_helper.rb
@@ -963,7 +963,7 @@ module ActionView
         end
       end
 
-      (field_helpers - %w(label check_box radio_button fields_for)).each do |selector|
+      (field_helpers - %w(label check_box radio_button fields_for hidden_field)).each do |selector|
         src = <<-end_src
           def #{selector}(method, options = {})  # def text_field(method, options = {})
             @template.send(                      #   @template.send(
@@ -1022,6 +1022,11 @@ module ActionView
       def radio_button(method, tag_value, options = {})
         @template.radio_button(@object_name, method, tag_value, objectify_options(options))
       end
+      
+      def hidden_field(method, options = {})
+        @emitted_hidden_id = true if method == :id
+        @template.hidden_field(@object_name, method, objectify_options(options))
+      end
 
       def error_message_on(method, *args)
         @template.error_message_on(@object, method, *args)
@@ -1035,6 +1040,10 @@ module ActionView
         @template.submit_tag(value, options.reverse_merge(:id => "#{object_name}_submit"))
       end
 
+      def emitted_hidden_id?
+        @emitted_hidden_id
+      end
+
       private
         def objectify_options(options)
           @default_options.merge(options.merge(:object => @object))
@@ -1069,8 +1078,8 @@ module ActionView
             @template.fields_for(name, object, *args, &block)
           else
             @template.fields_for(name, object, *args) do |builder|
-              @template.concat builder.hidden_field(:id)
               block.call(builder)
+              @template.concat builder.hidden_field(:id) unless builder.emitted_hidden_id?
             end
           end
         end