Override _read_attribute in Dirty plugin

lib/mobility/plugins/active_record/dirty.rb

@@ -34,6 +34,8 @@ def initialize(*attribute_names)
             define_method :previous_changes do
               (@previously_changed ||= ActiveSupport::HashWithIndifferentAccess.new).merge(super())
             end
+
+            define_read_attribute
           end
 
           # Overrides +ActiveRecord::AttributeMethods::ClassMethods#has_attribute+ to treat fallthrough attribute methods
@@ -52,6 +54,22 @@ def included(model_class)
             end
             model_class.extend has_attribute
           end
+
+          private
+
+          def define_read_attribute
+            names = @attribute_names
+            method_name_regex = /\A(#{names.join('|'.freeze)})_([a-z]{2}(_[a-z]{2})?)(=?|\??)\z/.freeze
+            define_method :_read_attribute do |attr, *args|
+              if @attributes.key?(attr)
+                super(attr, *args)
+              elsif names.include?(attr) || method_name_regex.match?(attr)
+                __send__(attr)
+              else
+                super(attr, *args)
+              end
+            end
+          end
         end
       end
     end