rake task to, hopefully, repair duplicate pet state ids cleanly
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2 changed files with 56 additions and 2 deletions
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@ -1,7 +1,8 @@
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class PetState < ActiveRecord::Base
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class PetState < ActiveRecord::Base
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SwfAssetType = 'biology'
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SwfAssetType = 'biology'
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has_one :contribution, :as => :contributed
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has_many :contributions, :as => :contributed # in case of duplicates being merged
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has_many :outfits
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has_many :parent_swf_asset_relationships, :foreign_key => 'parent_id',
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has_many :parent_swf_asset_relationships, :foreign_key => 'parent_id',
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:conditions => {:swf_asset_type => SwfAssetType}
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:conditions => {:swf_asset_type => SwfAssetType}
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has_many :swf_assets, :through => :parent_swf_asset_relationships, :source => :biology_asset
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has_many :swf_assets, :through => :parent_swf_asset_relationships, :source => :biology_asset
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@ -10,6 +11,34 @@ class PetState < ActiveRecord::Base
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alias_method :swf_asset_ids_from_association, :swf_asset_ids
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alias_method :swf_asset_ids_from_association, :swf_asset_ids
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def reassign_children_to!(main_pet_state)
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self.contributions.each do |contribution|
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contribution.contributed = main_pet_state
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contribution.save
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end
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self.outfits.each do |outfit|
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outfit.pet_state = main_pet_state
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outfit.save
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end
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ParentSwfAssetRelationship.where(ParentSwfAssetRelationship.arel_table[:parent_id].eq(self.id)).delete_all
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end
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def reassign_duplicates!
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raise "This may only be applied to pet states that represent many duplicate entries" unless duplicate_ids
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pet_states = duplicate_ids.split(',').map do |id|
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PetState.find(id.to_i)
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end
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main_pet_state = pet_states.shift
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pet_states.each do |pet_state|
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pet_state.reassign_children_to!(main_pet_state)
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pet_state.destroy
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end
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end
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def sort_swf_asset_ids!
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self.swf_asset_ids = swf_asset_ids.split(',').map(&:to_i).sort.join(',')
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end
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def swf_asset_ids
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def swf_asset_ids
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self['swf_asset_ids']
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self['swf_asset_ids']
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end
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end
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@ -25,7 +54,7 @@ class PetState < ActiveRecord::Base
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swf_asset_ids << asset_info[:part_id].to_i
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swf_asset_ids << asset_info[:part_id].to_i
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end
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end
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end
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end
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swf_asset_ids_str = swf_asset_ids.join(',')
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swf_asset_ids_str = swf_asset_ids.sort.join(',')
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if pet_type.new_record?
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if pet_type.new_record?
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pet_state = self.new :swf_asset_ids => swf_asset_ids_str
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pet_state = self.new :swf_asset_ids => swf_asset_ids_str
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else
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else
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@ -71,4 +100,23 @@ class PetState < ActiveRecord::Base
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pet_state.parent_swf_asset_relationships = relationships
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pet_state.parent_swf_asset_relationships = relationships
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pet_state
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pet_state
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end
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end
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def self.repair_all!
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self.transaction do
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self.all.each do |pet_state|
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pet_state.sort_swf_asset_ids!
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pet_state.save
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end
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self.
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select('pet_states.pet_type_id, pet_states.swf_asset_ids, GROUP_CONCAT(DISTINCT pet_states.id) AS duplicate_ids').
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joins('INNER JOIN pet_states ps2 ON pet_states.pet_type_id = ps2.pet_type_id AND pet_states.swf_asset_ids = ps2.swf_asset_ids').
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group('pet_states.pet_type_id, pet_states.swf_asset_ids').
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having('count(*) > 1').
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all.
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each do |pet_state|
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pet_state.reassign_duplicates!
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end
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end
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end
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end
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end
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6
lib/tasks/repair_pet_states.rake
Normal file
6
lib/tasks/repair_pet_states.rake
Normal file
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@ -0,0 +1,6 @@
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namespace :pet_states do
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desc "Sort pet state SWFs, then remove duplicates and reassign children"
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task :repair => :environment do
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PetState.repair_all!
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end
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end
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