Merge pull request #28056 from sngeth/wrap_store_accessors_in_params

Wrap stored accessors in parameters

actionpack/lib/action_controller/metal/params_wrapper.rb

@@ -105,11 +105,15 @@ def include
 
           unless super || exclude
             if m.respond_to?(:attribute_names) && m.attribute_names.any?
+              if m.respond_to?(:stored_attributes) && !m.stored_attributes.empty?
+                self.include = m.attribute_names + m.stored_attributes.values.flatten.map(&:to_s)
+              else
                 self.include = m.attribute_names
               end
             end
           end
         end
+      end
 
       def name
         return super if @name_set

actionpack/test/controller/params_wrapper_test.rb

@@ -35,6 +35,10 @@ def self.attribute_names
   end
 
   class Person
+    def self.stores_attributes
+      { settings: [:color, :size] }
+    end
+
     def self.attribute_names
       []
     end
@@ -62,6 +66,15 @@ def test_derived_name_from_controller
     end
   end
 
+  def test_store_accessors_wrapped
+    with_default_wrapper_options do
+      @request.env["CONTENT_TYPE"] = "application/json"
+      post :parse, params: { "username" => "sikachu", "color" => "blue", "size" => "large" }
+      assert_parameters("username" => "sikachu", "color" => "blue", "size" => "large",
+                         "user" => { "username" => "sikachu", "color" => "blue", "size" => "large" })
+    end
+  end
+
   def test_specify_wrapper_name
     with_default_wrapper_options do
       UsersController.wrap_parameters :person