diff options
Diffstat (limited to 'activerecord/lib/active_record/association_preload.rb')
| -rw-r--r-- | activerecord/lib/active_record/association_preload.rb | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/activerecord/lib/active_record/association_preload.rb b/activerecord/lib/active_record/association_preload.rb index 638897a86b..e3aee701a8 100644 --- a/activerecord/lib/active_record/association_preload.rb +++ b/activerecord/lib/active_record/association_preload.rb @@ -287,7 +287,7 @@ module ActiveRecord def preload_through_records(records, reflection, through_association) if reflection.options[:source_type] - interface = reflection.source_reflection.options[:foreign_type] + interface = reflection.source_reflection.foreign_type preload_options = {:conditions => ["#{connection.quote_column_name interface} = ?", reflection.options[:source_type]]} records.compact! @@ -319,18 +319,15 @@ module ActiveRecord def preload_belongs_to_association(records, reflection, preload_options={}) return if records.first.send("loaded_#{reflection.name}?") options = reflection.options - foreign_key = reflection.foreign_key klasses_and_ids = {} if options[:polymorphic] - polymorph_type = options[:foreign_type] - # Construct a mapping from klass to a list of ids to load and a mapping of those ids back # to their parent_records records.each do |record| - if klass = record.send(polymorph_type) - klass_id = record.send(foreign_key) + if klass = record.send(reflection.foreign_type) + klass_id = record.send(reflection.foreign_key) if klass_id id_map = klasses_and_ids[klass.constantize] ||= {} (id_map[klass_id.to_s] ||= []) << record @@ -339,7 +336,7 @@ module ActiveRecord end else id_map = records.group_by do |record| - key = record.send(foreign_key) + key = record.send(reflection.foreign_key) key && key.to_s end id_map.delete nil |