discourse/db/migrate/20180425152503_drop_user_card_badge_columns.rb
Sam Saffron 30990006a9 DEV: enable frozen string literal on all files
This reduces chances of errors where consumers of strings mutate inputs
and reduces memory usage of the app.

Test suite passes now, but there may be some stuff left, so we will run
a few sites on a branch prior to merging
2019-05-13 09:31:32 +08:00

24 lines
777 B
Ruby

# frozen_string_literal: true
class DropUserCardBadgeColumns < ActiveRecord::Migration[5.1]
def up
# User card images have been moved to a plugin which uses the
# user's custom fields instead of the card_image_badge_id column.
execute "INSERT INTO user_custom_fields (user_id, name, value, created_at, updated_at)
SELECT user_id, 'card_image_badge_id', card_image_badge_id, now(), now()
FROM user_profiles
WHERE card_image_badge_id IS NOT NULL
AND user_id NOT IN (
SELECT user_id
FROM user_custom_fields
WHERE name = 'card_image_badge_id'
)"
# delayed drop of the user_profiles.card_image_badge_id column
end
def down
raise ActiveRecord::IrreversibleMigration
end
end