diff options
Diffstat (limited to 'activerecord/lib/active_record/reflection.rb')
| -rw-r--r-- | activerecord/lib/active_record/reflection.rb | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index e8ee8279fd..c6aa2ed720 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -185,10 +185,17 @@ module ActiveRecord end deprecate :scope_chain + def join_scope(table) + predicate_builder = predicate_builder(table) + scope_chain_items = join_scopes(table, predicate_builder) + klass_scope = klass_join_scope(table, predicate_builder) + + scope_chain_items.inject(klass_scope || scope_chain_items.shift, &:merge!) + end + def join_scopes(table, predicate_builder) # :nodoc: if scope - [ActiveRecord::Relation.create(klass, table, predicate_builder) - .instance_exec(&scope)] + [build_scope(table, predicate_builder).instance_exec(&scope)] else [] end @@ -200,11 +207,7 @@ module ActiveRecord scope.joins_values = scope.left_outer_joins_values = [].freeze } else - relation = ActiveRecord::Relation.create( - klass, - table, - predicate_builder, - ) + relation = build_scope(table, predicate_builder) klass.send(:build_default_scope, relation) end end @@ -287,12 +290,19 @@ module ActiveRecord JoinKeys.new(join_pk(association_klass), join_fk) end + def build_scope(table, predicate_builder = predicate_builder(table)) + Relation.create(klass, table, predicate_builder) + end + protected def actual_source_reflection # FIXME: this is a horrible name self end private + def predicate_builder(table) + PredicateBuilder.new(TableMetadata.new(klass, table)) + end def join_pk(_) foreign_key |