fix for #1239

config/danbooru_default_config.rb

@@ -4,7 +4,7 @@ module Danbooru
   class Configuration
     # The version of this Danbooru.
     def version
-      "2.2.1"
+      "2.2.3"
     end
 
     # The name of this Danbooru.

script/fixes/012.rb

@@ -5,9 +5,19 @@ require File.expand_path(File.join(File.dirname(__FILE__), '..', '..', 'config',
 ActiveRecord::Base.connection.execute("set statement_timeout = 0")
 
 Post.where("is_deleted = true").find_each do |post|
-  parent_id = ActiveRecord::Base.connection.select_value("select parent_id from post_versions where post_id = #{post.id} and parent_id is not null order by updated_at desc limit 1")
+  parent_id = ActiveRecord::Base.connection.select_value("select parent_id from post_versions where post_id = #{post.id} order by updated_at desc limit 1")
   if parent_id
     post.update_column(:parent_id, parent_id)
     ActiveRecord::Base.connection.execute("update posts set has_children = true where id = #{parent_id}")
   end
 end
+
+Post.raw_tag_match("transparent_background").find_each do |post|
+  upload = Upload.new
+  upload.file_ext = post.file_ext
+  upload.image_width = post.image_width
+  upload.image_height = post.image_height
+  upload.md5 = post.md5
+  upload.generate_resizes(post.file_path)
+  post.distribute_files
+end