From 80747e9db16ec60eb0d95b510baf051612ec0768 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tarmo=20T=C3=A4nav?= <tarmo@itech.ee>
Date: Fri, 30 Jan 2009 13:37:59 +0200
Subject: Removed map.resources :only/:except inheritance

It's very rare for these options to apply identically to nested child resources, and with this inheritance on it's very difficult to have a child resource with more actions than the parent.

This reverts commit 2ecec6052f7f290252a9fd9cc27ec804c7aad36c.

Signed-off-by: Michael Koziarski <michael@koziarski.com>

[#1826 state:committed]
---
 actionpack/lib/action_controller/resources.rb | 35 +++++++++++++++------------
 1 file changed, 19 insertions(+), 16 deletions(-)

(limited to 'actionpack/lib/action_controller/resources.rb')

diff --git a/actionpack/lib/action_controller/resources.rb b/actionpack/lib/action_controller/resources.rb
index e8988aa737..3af21967df 100644
--- a/actionpack/lib/action_controller/resources.rb
+++ b/actionpack/lib/action_controller/resources.rb
@@ -42,7 +42,7 @@ module ActionController
   #
   # Read more about REST at http://en.wikipedia.org/wiki/Representational_State_Transfer
   module Resources
-    INHERITABLE_OPTIONS = :namespace, :shallow, :actions
+    INHERITABLE_OPTIONS = :namespace, :shallow
 
     class Resource #:nodoc:
       DEFAULT_ACTIONS = :index, :create, :new, :edit, :show, :update, :destroy
@@ -119,7 +119,7 @@ module ActionController
       end
 
       def has_action?(action)
-        !DEFAULT_ACTIONS.include?(action) || @options[:actions].nil? || @options[:actions].include?(action)
+        !DEFAULT_ACTIONS.include?(action) || action_allowed?(action)
       end
 
       protected
@@ -135,24 +135,29 @@ module ActionController
         end
 
         def set_allowed_actions
-          only    = @options.delete(:only)
-          except  = @options.delete(:except)
+          only, except = @options.values_at(:only, :except)
+          @allowed_actions ||= {}
 
-          if only && except
-            raise ArgumentError, 'Please supply either :only or :except, not both.'
-          elsif only == :all || except == :none
-            options[:actions] = DEFAULT_ACTIONS
+          if only == :all || except == :none
+            only = nil
+            except = []
           elsif only == :none || except == :all
-            options[:actions] = []
-          elsif only
-            options[:actions] = DEFAULT_ACTIONS & Array(only).map(&:to_sym)
+            only = []
+            except = nil
+          end
+
+          if only
+            @allowed_actions[:only] = Array(only).map(&:to_sym)
           elsif except
-            options[:actions] = DEFAULT_ACTIONS - Array(except).map(&:to_sym)
-          else
-            # leave options[:actions] alone
+            @allowed_actions[:except] = Array(except).map(&:to_sym)
           end
         end
 
+        def action_allowed?(action)
+          only, except = @allowed_actions.values_at(:only, :except)
+          (!only || only.include?(action)) && (!except || !except.include?(action))
+        end
+
         def set_prefixes
           @path_prefix = options.delete(:path_prefix)
           @name_prefix = options.delete(:name_prefix)
@@ -403,8 +408,6 @@ module ActionController
     #   # --> POST /posts/1/comments (maps to the CommentsController#create action)
     #   # --> PUT /posts/1/comments/1 (fails)
     #
-    # The <tt>:only</tt> and <tt>:except</tt> options are inherited by any nested resource(s).
-    #
     # If <tt>map.resources</tt> is called with multiple resources, they all get the same options applied.
     #
     # Examples:
-- 
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