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fix parent-swf-asset-relationship destruction bug

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After changing the database structure, we lost the feature where, once we discover
new assets for an item for a given body ID, we disconnect previously connected
assets. This commit reinstates that feature.
This commit is contained in:
Emi Matchu 2012-01-26 13:51:30 -06:00
parent 767103fb70
commit 4d314417e2
1 changed files with 6 additions and 5 deletions
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11
app/models/item.rb
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@ -178,20 +178,21 @@ class Item < ActiveRecord::Base
new_swf_asset_ids = @parent_swf_asset_relationships_to_update.map(&:swf_asset_id)
rels = ParentSwfAssetRelationship.arel_table
swf_assets = SwfAsset.arel_table
# If a relationship used to bind an item and asset for this body type,
# but doesn't in this sample, the two have been unbound. Delete the
# relationship.
ids_to_delete = self.parent_swf_asset_relationships.
select(:remote_id).
select(rels[:id]).
joins(:swf_asset).
where(rels[:swf_asset_id].not_in(new_swf_asset_ids)).
where(swf_assets[:body_id].in([@current_body_id, 0])).
map(&:remote_id)
map(&:id)
unless ids_to_delete.empty?
self.parent_swf_asset_relationships.
where(rels[:swf_asset_id].in(ids_to_delete)).
delete_all
ParentSwfAssetRelationship.where(:id => ids_to_delete).delete_all
end
@parent_swf_asset_relationships_to_update.each do |rel|
rel.save!
rel.swf_asset.save!