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mastodon/db/migrate/20181026034033_remove_faux_remote_account_duplicates.rb
Claire ac583fce21
Fix some old migration scripts (#17394)
* Fix some old migration scripts

* Fix edge case in two-step migration from older releases
2022-01-30 21:38:54 +01:00

57 lines
2 KiB
Ruby

class RemoveFauxRemoteAccountDuplicates < ActiveRecord::Migration[5.2]
disable_ddl_transaction!
class StreamEntry < ApplicationRecord
# Dummy class, to make migration possible across version changes
belongs_to :account, inverse_of: :stream_entries
end
class Status < ApplicationRecord
# Dummy class, to make migration possible across version changes
belongs_to :account, inverse_of: :statuses
has_many :favourites, inverse_of: :status, dependent: :destroy
has_many :mentions, dependent: :destroy, inverse_of: :status
end
class Favourite < ApplicationRecord
# Dummy class, to make migration possible across version changes
belongs_to :account, inverse_of: :favourites
belongs_to :status, inverse_of: :favourites
end
class Mention < ApplicationRecord
# Dummy class, to make migration possible across version changes
belongs_to :account, inverse_of: :mentions
belongs_to :status
end
class Notification < ApplicationRecord
# Dummy class, to make migration possible across version changes
belongs_to :account, optional: true
belongs_to :from_account, class_name: 'Account', optional: true
belongs_to :activity, polymorphic: true, optional: true
end
class Account < ApplicationRecord
# Dummy class, to make migration possible across version changes
has_many :stream_entries, inverse_of: :account, dependent: :destroy
has_many :statuses, inverse_of: :account, dependent: :destroy
has_many :favourites, inverse_of: :account, dependent: :destroy
has_many :mentions, inverse_of: :account, dependent: :destroy
has_many :notifications, inverse_of: :account, dependent: :destroy
end
def up
local_domain = Rails.configuration.x.local_domain
# Just a safety measure to ensure that under no circumstance
# we will query `domain IS NULL` because that would return
# actually local accounts, the originals
return if local_domain.nil?
Account.where(domain: local_domain).in_batches.destroy_all
end
def down; end
end