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-rw-r--r--activerecord/lib/active_record/associations/builder/association.rb9
-rw-r--r--activerecord/lib/active_record/associations/builder/belongs_to.rb124
-rw-r--r--activerecord/lib/active_record/associations/builder/has_many.rb2
-rw-r--r--activerecord/lib/active_record/associations/builder/singular_association.rb2
4 files changed, 83 insertions, 54 deletions
diff --git a/activerecord/lib/active_record/associations/builder/association.rb b/activerecord/lib/active_record/associations/builder/association.rb
index 6a3658f328..3254da4677 100644
--- a/activerecord/lib/active_record/associations/builder/association.rb
+++ b/activerecord/lib/active_record/associations/builder/association.rb
@@ -111,13 +111,8 @@ module ActiveRecord::Associations::Builder
)
end
- mixin.class_eval <<-CODE, __FILE__, __LINE__ + 1
- def #{macro}_dependent_for_#{name}
- association(:#{name}).handle_dependency
- end
- CODE
-
- model.before_destroy "#{macro}_dependent_for_#{name}"
+ n = name
+ model.before_destroy lambda { |o| o.association(n).handle_dependency }
end
def valid_dependent_options
diff --git a/activerecord/lib/active_record/associations/builder/belongs_to.rb b/activerecord/lib/active_record/associations/builder/belongs_to.rb
index 63e9526436..d4e1a0dda1 100644
--- a/activerecord/lib/active_record/associations/builder/belongs_to.rb
+++ b/activerecord/lib/active_record/associations/builder/belongs_to.rb
@@ -19,82 +19,116 @@ module ActiveRecord::Associations::Builder
reflection
end
- def add_counter_cache_callbacks(reflection)
- cache_column = reflection.counter_cache_column
- foreign_key = reflection.foreign_key
+ def valid_dependent_options
+ [:destroy, :delete]
+ end
+
+ private
- mixin.class_eval <<-CODE, __FILE__, __LINE__ + 1
- def belongs_to_counter_cache_after_create_for_#{name}
- if record = #{name}
- record.class.increment_counter(:#{cache_column}, record.id)
+ def add_counter_cache_methods(mixin)
+ return if mixin.method_defined? :belongs_to_counter_cache_after_create
+
+ mixin.class_eval do
+ def belongs_to_counter_cache_after_create(association, reflection)
+ if record = send(association.name)
+ cache_column = reflection.counter_cache_column
+ record.class.increment_counter(cache_column, record.id)
@_after_create_counter_called = true
end
end
- def belongs_to_counter_cache_before_destroy_for_#{name}
- unless destroyed_by_association && destroyed_by_association.foreign_key.to_sym == #{foreign_key.to_sym.inspect}
- record = #{name}
+ def belongs_to_counter_cache_before_destroy(association, reflection)
+ foreign_key = reflection.foreign_key.to_sym
+ unless destroyed_by_association && destroyed_by_association.foreign_key.to_sym == foreign_key
+ record = send association.name
if record && !self.destroyed?
- record.class.decrement_counter(:#{cache_column}, record.id)
+ cache_column = reflection.counter_cache_column
+ record.class.decrement_counter(cache_column, record.id)
end
end
end
- def belongs_to_counter_cache_after_update_for_#{name}
+ def belongs_to_counter_cache_after_update(association, reflection)
+ foreign_key = reflection.foreign_key
+ cache_column = reflection.counter_cache_column
+
if (@_after_create_counter_called ||= false)
@_after_create_counter_called = false
- elsif self.#{foreign_key}_changed? && !new_record? && defined?(#{name.to_s.camelize})
- model = #{name.to_s.camelize}
- foreign_key_was = self.#{foreign_key}_was
- foreign_key = self.#{foreign_key}
+ elsif attribute_changed?(foreign_key) && !new_record? && association.constructable?
+ model = reflection.klass
+ foreign_key_was = attribute_was foreign_key
+ foreign_key = attribute foreign_key
if foreign_key && model.respond_to?(:increment_counter)
- model.increment_counter(:#{cache_column}, foreign_key)
+ model.increment_counter(cache_column, foreign_key)
end
if foreign_key_was && model.respond_to?(:decrement_counter)
- model.decrement_counter(:#{cache_column}, foreign_key_was)
+ model.decrement_counter(cache_column, foreign_key_was)
end
end
end
- CODE
+ end
+ end
+
+ def add_counter_cache_callbacks(reflection)
+ cache_column = reflection.counter_cache_column
+ add_counter_cache_methods mixin
+ association = self
+
+ model.after_create lambda { |record|
+ record.belongs_to_counter_cache_after_create(association, reflection)
+ }
- model.after_create "belongs_to_counter_cache_after_create_for_#{name}"
- model.before_destroy "belongs_to_counter_cache_before_destroy_for_#{name}"
- model.after_update "belongs_to_counter_cache_after_update_for_#{name}"
+ model.before_destroy lambda { |record|
+ record.belongs_to_counter_cache_before_destroy(association, reflection)
+ }
+
+ model.after_update lambda { |record|
+ record.belongs_to_counter_cache_after_update(association, reflection)
+ }
klass = reflection.class_name.safe_constantize
klass.attr_readonly cache_column if klass && klass.respond_to?(:attr_readonly)
end
- def add_touch_callbacks(reflection)
- mixin.class_eval <<-CODE, __FILE__, __LINE__ + 1
- def belongs_to_touch_after_save_or_destroy_for_#{name}
- foreign_key_field = #{reflection.foreign_key.inspect}
- old_foreign_id = attribute_was(foreign_key_field)
+ def self.touch_record(o, foreign_key, name, touch) # :nodoc:
+ old_foreign_id = o.attribute_was(foreign_key)
- if old_foreign_id
- klass = association(#{name.inspect}).klass
- old_record = klass.find_by(klass.primary_key => old_foreign_id)
+ if old_foreign_id
+ klass = o.association(name).klass
+ old_record = klass.find_by(klass.primary_key => old_foreign_id)
- if old_record
- old_record.touch #{options[:touch].inspect if options[:touch] != true}
- end
- end
-
- record = #{name}
- unless record.nil? || record.new_record?
- record.touch #{options[:touch].inspect if options[:touch] != true}
+ if old_record
+ if touch != true
+ old_record.touch touch
+ else
+ old_record.touch
end
end
- CODE
-
- model.after_save "belongs_to_touch_after_save_or_destroy_for_#{name}"
- model.after_touch "belongs_to_touch_after_save_or_destroy_for_#{name}"
- model.after_destroy "belongs_to_touch_after_save_or_destroy_for_#{name}"
+ end
+
+ record = o.send name
+ unless record.nil? || record.new_record?
+ if touch != true
+ record.touch touch
+ else
+ record.touch
+ end
+ end
end
- def valid_dependent_options
- [:destroy, :delete]
+ def add_touch_callbacks(reflection)
+ foreign_key = reflection.foreign_key
+ n = name
+ touch = options[:touch]
+
+ callback = lambda { |record|
+ BelongsTo.touch_record(record, foreign_key, n, touch)
+ }
+
+ model.after_save callback
+ model.after_touch callback
+ model.after_destroy callback
end
end
end
diff --git a/activerecord/lib/active_record/associations/builder/has_many.rb b/activerecord/lib/active_record/associations/builder/has_many.rb
index 429def5455..0d1bdd21ee 100644
--- a/activerecord/lib/active_record/associations/builder/has_many.rb
+++ b/activerecord/lib/active_record/associations/builder/has_many.rb
@@ -5,7 +5,7 @@ module ActiveRecord::Associations::Builder
end
def valid_options
- super + [:primary_key, :dependent, :as, :through, :source, :source_type, :inverse_of, :automatic_inverse_of, :counter_cache]
+ super + [:primary_key, :dependent, :as, :through, :source, :source_type, :inverse_of, :counter_cache]
end
def valid_dependent_options
diff --git a/activerecord/lib/active_record/associations/builder/singular_association.rb b/activerecord/lib/active_record/associations/builder/singular_association.rb
index 96ccbeb8a3..76e48e66e5 100644
--- a/activerecord/lib/active_record/associations/builder/singular_association.rb
+++ b/activerecord/lib/active_record/associations/builder/singular_association.rb
@@ -3,7 +3,7 @@
module ActiveRecord::Associations::Builder
class SingularAssociation < Association #:nodoc:
def valid_options
- super + [:remote, :dependent, :counter_cache, :primary_key, :inverse_of, :automatic_inverse_of]
+ super + [:remote, :dependent, :counter_cache, :primary_key, :inverse_of]
end
def constructable?