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author | Pratik Naik <pratiknaik@gmail.com> | 2009-04-22 15:26:03 +0100 |
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committer | Pratik Naik <pratiknaik@gmail.com> | 2009-04-22 15:26:03 +0100 |
commit | 5f3f100ce2d689480da85abc88e5e940cf90189e (patch) | |
tree | 15c1a05a5308a9eea56d7f0889ac46d9cac5b57c /activerecord/lib/active_record/associations.rb | |
parent | d758d996d1b66e2a65640f79f01ce2ac674d7ed5 (diff) | |
parent | ca49299434bc764b667cd86846d892e91a150ef3 (diff) | |
download | rails-5f3f100ce2d689480da85abc88e5e940cf90189e.tar.gz rails-5f3f100ce2d689480da85abc88e5e940cf90189e.tar.bz2 rails-5f3f100ce2d689480da85abc88e5e940cf90189e.zip |
Merge branch 'master' into active_model
Conflicts:
activeresource/lib/active_resource/validations.rb
Diffstat (limited to 'activerecord/lib/active_record/associations.rb')
-rwxr-xr-x | activerecord/lib/active_record/associations.rb | 72 |
1 files changed, 47 insertions, 25 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index 6d25b36aea..2115878e32 100755 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -981,6 +981,9 @@ module ActiveRecord # If false, don't validate the associated objects when saving the parent object. +false+ by default. # [:autosave] # If true, always save the associated object or destroy it if marked for destruction, when saving the parent object. Off by default. + # [:touch] + # If true, the associated object will be touched (the updated_at/on attributes set to now) when this record is either saved or + # destroyed. If you specify a symbol, that attribute will be updated with the current time instead of the updated_at/on attribute. # # Option examples: # belongs_to :firm, :foreign_key => "client_of" @@ -990,6 +993,8 @@ module ActiveRecord # belongs_to :attachable, :polymorphic => true # belongs_to :project, :readonly => true # belongs_to :post, :counter_cache => true + # belongs_to :company, :touch => true + # belongs_to :company, :touch => :employees_last_updated_at def belongs_to(association_id, options = {}) reflection = create_belongs_to_reflection(association_id, options) @@ -1001,28 +1006,8 @@ module ActiveRecord association_constructor_method(:create, reflection, BelongsToAssociation) end - # Create the callbacks to update counter cache - if options[:counter_cache] - cache_column = reflection.counter_cache_column - - method_name = "belongs_to_counter_cache_after_create_for_#{reflection.name}".to_sym - define_method(method_name) do - association = send(reflection.name) - association.class.increment_counter(cache_column, send(reflection.primary_key_name)) unless association.nil? - end - after_create method_name - - method_name = "belongs_to_counter_cache_before_destroy_for_#{reflection.name}".to_sym - define_method(method_name) do - association = send(reflection.name) - association.class.decrement_counter(cache_column, send(reflection.primary_key_name)) unless association.nil? - end - before_destroy method_name - - module_eval( - "#{reflection.class_name}.send(:attr_readonly,\"#{cache_column}\".intern) if defined?(#{reflection.class_name}) && #{reflection.class_name}.respond_to?(:attr_readonly)" - ) - end + add_counter_cache_callbacks(reflection) if options[:counter_cache] + add_touch_callbacks(reflection, options[:touch]) if options[:touch] configure_dependency_for_belongs_to(reflection) end @@ -1329,6 +1314,43 @@ module ActiveRecord end end + def add_counter_cache_callbacks(reflection) + cache_column = reflection.counter_cache_column + + method_name = "belongs_to_counter_cache_after_create_for_#{reflection.name}".to_sym + define_method(method_name) do + association = send(reflection.name) + association.class.increment_counter(cache_column, send(reflection.primary_key_name)) unless association.nil? + end + after_create(method_name) + + method_name = "belongs_to_counter_cache_before_destroy_for_#{reflection.name}".to_sym + define_method(method_name) do + association = send(reflection.name) + association.class.decrement_counter(cache_column, send(reflection.primary_key_name)) unless association.nil? + end + before_destroy(method_name) + + module_eval( + "#{reflection.class_name}.send(:attr_readonly,\"#{cache_column}\".intern) if defined?(#{reflection.class_name}) && #{reflection.class_name}.respond_to?(:attr_readonly)" + ) + 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 + association = send(reflection.name) + + if touch_attribute == true + association.touch unless association.nil? + else + association.touch(touch_attribute) unless association.nil? + end + end + after_save(method_name) + after_destroy(method_name) + end + def find_with_associations(options = {}) catch :invalid_query do join_dependency = JoinDependency.new(self, merge_includes(scope(:find, :include), options[:include]), options[:joins]) @@ -1353,7 +1375,7 @@ module ActiveRecord dependent_conditions = [] dependent_conditions << "#{reflection.primary_key_name} = \#{record.quoted_id}" dependent_conditions << "#{reflection.options[:as]}_type = '#{base_class.name}'" if reflection.options[:as] - dependent_conditions << sanitize_sql(reflection.options[:conditions]) if reflection.options[:conditions] + dependent_conditions << sanitize_sql(reflection.options[:conditions], reflection.quoted_table_name) if reflection.options[:conditions] dependent_conditions << extra_conditions if extra_conditions dependent_conditions = dependent_conditions.collect {|where| "(#{where})" }.join(" AND ") dependent_conditions = dependent_conditions.gsub('@', '\@') @@ -1499,7 +1521,7 @@ module ActiveRecord @@valid_keys_for_belongs_to_association = [ :class_name, :foreign_key, :foreign_type, :remote, :select, :conditions, :include, :dependent, :counter_cache, :extend, :polymorphic, :readonly, - :validate + :validate, :touch ] def create_belongs_to_reflection(association_id, options) @@ -2101,7 +2123,7 @@ module ActiveRecord klass.send(:type_condition, aliased_table_name)] unless klass.descends_from_active_record? [through_reflection, reflection].each do |ref| - join << "AND #{interpolate_sql(sanitize_sql(ref.options[:conditions]))} " if ref && ref.options[:conditions] + join << "AND #{interpolate_sql(sanitize_sql(ref.options[:conditions], aliased_table_name))} " if ref && ref.options[:conditions] end join |