diff options
Diffstat (limited to 'activerecord/lib/active_record/scoping/default.rb')
| -rw-r--r-- | activerecord/lib/active_record/scoping/default.rb | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/scoping/default.rb b/activerecord/lib/active_record/scoping/default.rb index 3590b8846e..cdcb73382f 100644 --- a/activerecord/lib/active_record/scoping/default.rb +++ b/activerecord/lib/active_record/scoping/default.rb @@ -6,8 +6,10 @@ module ActiveRecord included do # Stores the default scope for the class. class_attribute :default_scopes, instance_writer: false, instance_predicate: false + class_attribute :default_scope_override, instance_predicate: false self.default_scopes = [] + self.default_scope_override = nil end module ClassMethods @@ -15,7 +17,7 @@ module ActiveRecord # # class Post < ActiveRecord::Base # def self.default_scope - # where published: true + # where(published: true) # end # end # @@ -53,7 +55,7 @@ module ActiveRecord # # Article.all # => SELECT * FROM articles WHERE published = true # - # The +default_scope+ is also applied while creating/building a record. + # The #default_scope is also applied while creating/building a record. # It is not applied while updating a record. # # Article.new.published # => true @@ -63,7 +65,7 @@ module ActiveRecord # +default_scope+ macro, and it will be called when building the # default scope.) # - # If you use multiple +default_scope+ declarations in your model then + # If you use multiple #default_scope declarations in your model then # they will be merged together: # # class Article < ActiveRecord::Base @@ -74,7 +76,7 @@ module ActiveRecord # Article.all # => SELECT * FROM articles WHERE published = true AND rating = 'G' # # This is also the case with inheritance and module includes where the - # parent or module defines a +default_scope+ and the child or including + # parent or module defines a #default_scope and the child or including # class defines a second one. # # If you need to do more complex things with a default scope, you can @@ -99,11 +101,18 @@ module ActiveRecord self.default_scopes += [scope] end - def build_default_scope(base_rel = relation) # :nodoc: - if !Base.is_a?(method(:default_scope).owner) + def build_default_scope(base_rel = nil) # :nodoc: + return if abstract_class? + + if self.default_scope_override.nil? + self.default_scope_override = !Base.is_a?(method(:default_scope).owner) + end + + if self.default_scope_override # The user has defined their own default scope method, so call that evaluate_default_scope { default_scope } elsif default_scopes.any? + base_rel ||= relation evaluate_default_scope do default_scopes.inject(base_rel) do |default_scope, scope| default_scope.merge(base_rel.scoping { scope.call }) |