retroactively enqueue outfit images

app/models/outfit_image_update.rb

@@ -4,5 +4,12 @@ class OutfitImageUpdate
   def self.perform(id)
     Outfit.find(id).write_image!
   end
+  
+  # Represents an outfit image update for an outfit that existed before this
+  # feature was built. Its queue has a lower priority, so new outfits will
+  # be updated before retroactively converted outfits.
+  class Retroactive < OutfitImageUpdate
+    @queue = :retroactive_outfit_image_updates
+  end
 end
 

lib/tasks/outfits.rake

@@ -0,0 +1,11 @@
+namespace :outfits do
+  desc 'Retroactively enqueue image updates for outfits saved to user accounts'
+  task :retroactively_enqueue => :environment do
+    outfits = Outfit.select([:id]).where('image IS NULL AND user_id IS NOT NULL')
+    puts "Enqueuing #{outfits.count} outfits"
+    outfits.find_each do |outfit|
+      Resque.enqueue(OutfitImageUpdate::Retroactive, outfit.id)
+    end
+    puts "Successfully enqueued."
+  end
+end