Exact1990 · February 15, 2016 14:15 · Feb 15, 2016
diff --git a/gistfile1.txt b/gistfile1.txt
@@ -0,0 +1,40 @@
+module ApplicationType
+  extend ActiveSupport::Concern
+
+  module ClassMethods
+    def model_name
+      superclass.model_name
+    end
+
+    def name
+      superclass.name
+    end
+
+    def permit(*args)
+      @_args ||= []
+      @_args.concat(args)
+    end
+
+    def _args
+      @_args
+    end
+
+    def descendants
+      superclass.descendants
+    end
+
+    def new(*args, &block)
+      attrs = ActionController::Parameters.new(args.first)
+      permitted_attrs = attrs.send :permit, self._args
+      args[0] = permitted_attrs
+      super
+    end
+
+  end
+
+  def assign_attributes(attrs = {})
+    attrs = ActionController::Parameters.new(attrs) unless attrs.is_a?(ActionController::Parameters)
+    permitted_attrs = attrs.send :permit, self.class._args
+    super(permitted_attrs)
+  end
+end