diff options
Diffstat (limited to 'activerecord/lib/active_record/associations.rb')
| -rw-r--r-- | activerecord/lib/active_record/associations.rb | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index d67df64f59..1b9b725dd4 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -3,6 +3,7 @@ require 'active_support/core_ext/enumerable' require 'active_support/core_ext/module/delegation' require 'active_support/core_ext/object/blank' require 'active_support/core_ext/string/conversions' +require 'active_support/core_ext/module/remove_method' module ActiveRecord class InverseOfAssociationNotFoundError < ActiveRecordError #:nodoc: @@ -1354,7 +1355,7 @@ module ActiveRecord end def association_accessor_methods(reflection, association_proxy_class) - define_method(reflection.name) do |*params| + redefine_method(reflection.name) do |*params| force_reload = params.first unless params.empty? association = association_instance_get(reflection.name) @@ -1371,12 +1372,12 @@ module ActiveRecord association.target.nil? ? nil : association end - define_method("loaded_#{reflection.name}?") do + redefine_method("loaded_#{reflection.name}?") do association = association_instance_get(reflection.name) association && association.loaded? end - - define_method("#{reflection.name}=") do |new_value| + + redefine_method("#{reflection.name}=") do |new_value| association = association_instance_get(reflection.name) if association.nil? || association.target != new_value @@ -1386,8 +1387,8 @@ module ActiveRecord association.replace(new_value) association_instance_set(reflection.name, new_value.nil? ? nil : association) end - - define_method("set_#{reflection.name}_target") do |target| + + redefine_method("set_#{reflection.name}_target") do |target| return if target.nil? and association_proxy_class == BelongsToAssociation association = association_proxy_class.new(self, reflection) association.target = target @@ -1396,7 +1397,7 @@ module ActiveRecord end def collection_reader_method(reflection, association_proxy_class) - define_method(reflection.name) do |*params| + redefine_method(reflection.name) do |*params| force_reload = params.first unless params.empty? association = association_instance_get(reflection.name) @@ -1409,8 +1410,8 @@ module ActiveRecord association end - - define_method("#{reflection.name.to_s.singularize}_ids") do + + redefine_method("#{reflection.name.to_s.singularize}_ids") do if send(reflection.name).loaded? || reflection.options[:finder_sql] send(reflection.name).map(&:id) else @@ -1430,14 +1431,14 @@ module ActiveRecord collection_reader_method(reflection, association_proxy_class) if writer - define_method("#{reflection.name}=") do |new_value| + redefine_method("#{reflection.name}=") do |new_value| # Loads proxy class instance (defined in collection_reader_method) if not already loaded association = send(reflection.name) association.replace(new_value) association end - - define_method("#{reflection.name.to_s.singularize}_ids=") do |new_value| + + redefine_method("#{reflection.name.to_s.singularize}_ids=") do |new_value| ids = (new_value || []).reject { |nid| nid.blank? }.map(&:to_i) send("#{reflection.name}=", reflection.klass.find(ids).index_by(&:id).values_at(*ids)) end @@ -1445,7 +1446,7 @@ module ActiveRecord end def association_constructor_method(constructor, reflection, association_proxy_class) - define_method("#{constructor}_#{reflection.name}") do |*params| + redefine_method("#{constructor}_#{reflection.name}") do |*params| attributees = params.first unless params.empty? replace_existing = params[1].nil? ? true : params[1] association = association_instance_get(reflection.name) @@ -1486,8 +1487,8 @@ module ActiveRecord end def add_touch_callbacks(reflection, touch_attribute) - method_name = "belongs_to_touch_after_save_or_destroy_for_#{reflection.name}".to_sym - define_method(method_name) do + method_name = :"belongs_to_touch_after_save_or_destroy_for_#{reflection.name}" + redefine_method(method_name) do association = send(reflection.name) if touch_attribute == true |