From 87bcf1aa15f8edb4287e1916b65a2c523f765e86 Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Wed, 20 Jan 2010 09:55:33 -0600
Subject: Request#filter_parameters and filter_env

---
 actionpack/lib/action_dispatch/http/parameters.rb | 26 +++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

(limited to 'actionpack')

diff --git a/actionpack/lib/action_dispatch/http/parameters.rb b/actionpack/lib/action_dispatch/http/parameters.rb
index 97546d5f93..68ba3637bf 100644
--- a/actionpack/lib/action_dispatch/http/parameters.rb
+++ b/actionpack/lib/action_dispatch/http/parameters.rb
@@ -29,9 +29,31 @@ module ActionDispatch
       def path_parameters
         @env["action_dispatch.request.path_parameters"] ||= {}
       end
-  
-    private
 
+      def filter_parameters
+        # TODO: Remove dependency on controller
+        if controller = @env['action_controller.instance']
+          controller.send(:filter_parameters, params)
+        else
+          params
+        end
+      end
+
+      def filter_env
+        if controller = @env['action_controller.instance']
+          @env.map do |key, value|
+            if (key =~ /RAW_POST_DATA/i)
+              '[FILTERED]'
+            else
+              controller.send(:filter_parameters, {key => value}).values[0]
+            end
+          end
+        else
+          env
+        end
+      end
+
+    private
       # Convert nested Hashs to HashWithIndifferentAccess
       def normalize_parameters(value)
         case value
-- 
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