876df5bb18
* Add `tootctl accounts merge` * Update lib/mastodon/accounts_cli.rb Co-authored-by: Yamagishi Kazutoshi <ykzts@desire.sh> Co-authored-by: Yamagishi Kazutoshi <ykzts@desire.sh>
575 lines
25 KiB
Ruby
575 lines
25 KiB
Ruby
# frozen_string_literal: true
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require 'tty-prompt'
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require_relative '../../config/boot'
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require_relative '../../config/environment'
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require_relative 'cli_helper'
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module Mastodon
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class MaintenanceCLI < Thor
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include CLIHelper
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def self.exit_on_failure?
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true
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end
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MIN_SUPPORTED_VERSION = 2019_10_01_213028
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MAX_SUPPORTED_VERSION = 2020_10_17_234926
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# Stubs to enjoy ActiveRecord queries while not depending on a particular
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# version of the code/database
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class Status < ApplicationRecord; end
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class StatusPin < ApplicationRecord; end
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class Poll < ApplicationRecord; end
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class Report < ApplicationRecord; end
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class Tombstone < ApplicationRecord; end
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class Favourite < ApplicationRecord; end
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class Follow < ApplicationRecord; end
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class FollowRequest < ApplicationRecord; end
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class Block < ApplicationRecord; end
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class Mute < ApplicationRecord; end
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class AccountIdentityProof < ApplicationRecord; end
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class AccountModerationNote < ApplicationRecord; end
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class AccountPin < ApplicationRecord; end
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class ListAccount < ApplicationRecord; end
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class PollVote < ApplicationRecord; end
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class Mention < ApplicationRecord; end
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class AccountDomainBlock < ApplicationRecord; end
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class AnnouncementReaction < ApplicationRecord; end
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class FeaturedTag < ApplicationRecord; end
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class CustomEmoji < ApplicationRecord; end
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class CustomEmojiCategory < ApplicationRecord; end
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class Bookmark < ApplicationRecord; end
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class WebauthnCredential < ApplicationRecord; end
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class PreviewCard < ApplicationRecord
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self.inheritance_column = false
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end
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class MediaAttachment < ApplicationRecord
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self.inheritance_column = nil
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end
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class AccountStat < ApplicationRecord
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belongs_to :account, inverse_of: :account_stat
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end
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class Account < ApplicationRecord
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# Dummy class, to make migration possible across version changes
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has_one :user, inverse_of: :account
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has_one :account_stat, inverse_of: :account
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scope :local, -> { where(domain: nil) }
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def local?
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domain.nil?
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end
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def acct
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local? ? username : "#{username}@#{domain}"
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end
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end
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class User < ApplicationRecord
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belongs_to :account, inverse_of: :user
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end
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desc 'fix-duplicates', 'Fix duplicates in database and rebuild indexes'
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long_desc <<~LONG_DESC
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Delete or merge duplicate accounts, statuses, emojis, etc. and rebuild indexes.
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This is useful if your database indexes are corrupted because of issues such as https://wiki.postgresql.org/wiki/Locale_data_changes
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Mastodon has to be stopped to run this task, which will take a long time and may be destructive.
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LONG_DESC
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def fix_duplicates
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@prompt = TTY::Prompt.new
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if ActiveRecord::Migrator.current_version < MIN_SUPPORTED_VERSION
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@prompt.warn 'Your version of the database schema is too old and is not supported by this script.'
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@prompt.warn 'Please update to at least Mastodon 3.0.0 before running this script.'
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exit(1)
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elsif ActiveRecord::Migrator.current_version > MAX_SUPPORTED_VERSION
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@prompt.warn 'Your version of the database schema is more recent than this script, this may cause unexpected errors.'
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exit(1) unless @prompt.yes?('Continue anyway?')
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end
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@prompt.warn 'This task will take a long time to run and is potentially destructive.'
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@prompt.warn 'Please make sure to stop Mastodon and have a backup.'
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exit(1) unless @prompt.yes?('Continue?')
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deduplicate_accounts!
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deduplicate_users!
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deduplicate_account_domain_blocks!
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deduplicate_account_identity_proofs!
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deduplicate_announcement_reactions!
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deduplicate_conversations!
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deduplicate_custom_emojis!
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deduplicate_custom_emoji_categories!
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deduplicate_domain_allows!
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deduplicate_domain_blocks!
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deduplicate_unavailable_domains!
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deduplicate_email_domain_blocks!
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deduplicate_media_attachments!
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deduplicate_preview_cards!
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deduplicate_statuses!
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deduplicate_tags!
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deduplicate_webauthn_credentials!
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Rails.cache.clear
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@prompt.say 'Finished!'
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end
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private
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def deduplicate_accounts!
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remove_index_if_exists!(:accounts, 'index_accounts_on_username_and_domain_lower')
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@prompt.say 'Deduplicating accounts… for local accounts, you will be asked to chose which account to keep unchanged.'
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find_duplicate_accounts.each do |row|
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accounts = Account.where(id: row['ids'].split(',')).to_a
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if accounts.first.local?
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deduplicate_local_accounts!(accounts)
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else
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deduplicate_remote_accounts!(accounts)
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end
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end
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@prompt.say 'Restoring index_accounts_on_username_and_domain_lower…'
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if ActiveRecord::Migrator.current_version < 20200620164023
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ActiveRecord::Base.connection.add_index :accounts, 'lower (username), lower(domain)', name: 'index_accounts_on_username_and_domain_lower', unique: true
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else
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ActiveRecord::Base.connection.add_index :accounts, "lower (username), COALESCE(lower(domain), '')", name: 'index_accounts_on_username_and_domain_lower', unique: true
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end
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end
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def deduplicate_users!
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remove_index_if_exists!(:users, 'index_users_on_confirmation_token')
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remove_index_if_exists!(:users, 'index_users_on_email')
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remove_index_if_exists!(:users, 'index_users_on_remember_token')
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remove_index_if_exists!(:users, 'index_users_on_reset_password_token')
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@prompt.say 'Deduplicating user records…'
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# Deduplicating email
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM users GROUP BY email HAVING count(*) > 1").each do |row|
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users = User.where(id: row['ids'].split(',')).sort_by(&:updated_at).reverse
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ref_user = users.shift
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@prompt.warn "Multiple users registered with e-mail address #{ref_user.email}."
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@prompt.warn "e-mail will be disabled for the following accounts: #{user.map(&:account).map(&:acct).join(', ')}"
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@prompt.warn 'Please reach out to them and set another address with `tootctl account modify` or delete them.'
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i = 0
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users.each do |user|
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user.update!(email: "#{i} " + user.email)
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end
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end
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM users WHERE confirmation_token IS NOT NULL GROUP BY confirmation_token HAVING count(*) > 1").each do |row|
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users = User.where(id: row['ids'].split(',')).sort_by(&:created_at).reverse.drop(1)
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@prompt.warn "Unsetting confirmation token for those accounts: #{users.map(&:account).map(&:acct).join(', ')}"
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users.each do |user|
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user.update!(confirmation_token: nil)
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end
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end
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM users WHERE remember_token IS NOT NULL GROUP BY remember_token HAVING count(*) > 1").each do |row|
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users = User.where(id: row['ids'].split(',')).sort_by(&:updated_at).reverse.drop(1)
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@prompt.warn "Unsetting remember token for those accounts: #{users.map(&:account).map(&:acct).join(', ')}"
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users.each do |user|
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user.update!(remember_token: nil)
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end
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end
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM users WHERE reset_password_token IS NOT NULL GROUP BY reset_password_token HAVING count(*) > 1").each do |row|
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users = User.where(id: row['ids'].split(',')).sort_by(&:updated_at).reverse.drop(1)
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@prompt.warn "Unsetting password reset token for those accounts: #{users.map(&:account).map(&:acct).join(', ')}"
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users.each do |user|
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user.update!(reset_password_token: nil)
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end
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end
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@prompt.say 'Restoring users indexes…'
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ActiveRecord::Base.connection.add_index :users, ['confirmation_token'], name: 'index_users_on_confirmation_token', unique: true
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ActiveRecord::Base.connection.add_index :users, ['email'], name: 'index_users_on_email', unique: true
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ActiveRecord::Base.connection.add_index :users, ['remember_token'], name: 'index_users_on_remember_token', unique: true
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ActiveRecord::Base.connection.add_index :users, ['reset_password_token'], name: 'index_users_on_reset_password_token', unique: true
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end
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def deduplicate_account_domain_blocks!
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remove_index_if_exists!(:account_domain_blocks, 'index_account_domain_blocks_on_account_id_and_domain')
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@prompt.say 'Removing duplicate account domain blocks…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM account_domain_blocks GROUP BY account_id, domain HAVING count(*) > 1").each do |row|
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AccountDomainBlock.where(id: row['ids'].split(',').drop(1)).delete_all
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end
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@prompt.say 'Restoring account domain blocks indexes…'
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ActiveRecord::Base.connection.add_index :account_domain_blocks, ['account_id', 'domain'], name: 'index_account_domain_blocks_on_account_id_and_domain', unique: true
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end
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def deduplicate_account_identity_proofs!
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remove_index_if_exists!(:account_identity_proofs, 'index_account_proofs_on_account_and_provider_and_username')
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@prompt.say 'Removing duplicate account identity proofs…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM account_identity_proofs GROUP BY account_id, provider, provider_username HAVING count(*) > 1").each do |row|
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AccountIdentityProof.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
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end
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@prompt.say 'Restoring account identity proofs indexes…'
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ActiveRecord::Base.connection.add_index :account_identity_proofs, ['account_id', 'provider', 'provider_username'], name: 'index_account_proofs_on_account_and_provider_and_username', unique: true
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end
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def deduplicate_announcement_reactions!
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return unless ActiveRecord::Base.connection.table_exists?(:announcement_reactions)
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remove_index_if_exists!(:announcement_reactions, 'index_announcement_reactions_on_account_id_and_announcement_id')
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@prompt.say 'Removing duplicate account identity proofs…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM announcement_reactions GROUP BY account_id, announcement_id, name HAVING count(*) > 1").each do |row|
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AnnouncementReaction.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
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end
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@prompt.say 'Restoring announcement_reactions indexes…'
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ActiveRecord::Base.connection.add_index :announcement_reactions, ['account_id', 'announcement_id', 'name'], name: 'index_announcement_reactions_on_account_id_and_announcement_id', unique: true
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end
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def deduplicate_conversations!
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remove_index_if_exists!(:conversations, 'index_conversations_on_uri')
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@prompt.say 'Deduplicating conversations…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM conversations WHERE uri IS NOT NULL GROUP BY uri HAVING count(*) > 1").each do |row|
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conversations = Conversation.where(id: row['ids'].split(',')).sort_by(&:id).reverse
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ref_conversation = conversations.shift
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conversations.each do |other|
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merge_conversations!(ref_conversation, other)
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other.destroy
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end
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end
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@prompt.say 'Restoring conversations indexes…'
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ActiveRecord::Base.connection.add_index :conversations, ['uri'], name: 'index_conversations_on_uri', unique: true
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end
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def deduplicate_custom_emojis!
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remove_index_if_exists!(:custom_emojis, 'index_custom_emojis_on_shortcode_and_domain')
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@prompt.say 'Deduplicating custom_emojis…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM custom_emojis GROUP BY shortcode, domain HAVING count(*) > 1").each do |row|
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emojis = CustomEmoji.where(id: row['ids'].split(',')).sort_by(&:id).reverse
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ref_emoji = emojis.shift
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emojis.each do |other|
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merge_custom_emojis!(ref_emoji, other)
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other.destroy
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end
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end
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@prompt.say 'Restoring custom_emojis indexes…'
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ActiveRecord::Base.connection.add_index :custom_emojis, ['shortcode', 'domain'], name: 'index_custom_emojis_on_shortcode_and_domain', unique: true
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end
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def deduplicate_custom_emoji_categories!
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remove_index_if_exists!(:custom_emoji_categories, 'index_custom_emoji_categories_on_name')
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@prompt.say 'Deduplicating custom_emoji_categories…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM custom_emoji_categories GROUP BY name HAVING count(*) > 1").each do |row|
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categories = CustomEmojiCategory.where(id: row['ids'].split(',')).sort_by(&:id).reverse
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ref_category = categories.shift
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categories.each do |other|
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merge_custom_emoji_categories!(ref_category, other)
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other.destroy
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end
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end
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@prompt.say 'Restoring custom_emoji_categories indexes…'
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ActiveRecord::Base.connection.add_index :custom_emoji_categories, ['name'], name: 'index_custom_emoji_categories_on_name', unique: true
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end
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def deduplicate_domain_allows!
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remove_index_if_exists!(:domain_allows, 'index_domain_allows_on_domain')
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@prompt.say 'Deduplicating domain_allows…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM domain_allows GROUP BY domain HAVING count(*) > 1").each do |row|
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DomainAllow.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
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end
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@prompt.say 'Restoring domain_allows indexes…'
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ActiveRecord::Base.connection.add_index :domain_allows, ['domain'], name: 'index_domain_allows_on_domain', unique: true
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end
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def deduplicate_domain_blocks!
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remove_index_if_exists!(:domain_blocks, 'index_domain_blocks_on_domain')
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@prompt.say 'Deduplicating domain_allows…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM domain_blocks GROUP BY domain HAVING count(*) > 1").each do |row|
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domain_blocks = DomainBlock.where(id: row['ids'].split(',')).by_severity.reverse.to_a
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reject_media = domain_blocks.any?(&:reject_media?)
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reject_reports = domain_blocks.any?(&:reject_reports?)
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reference_block = domain_blocks.shift
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private_comment = domain_blocks.reduce(reference_block.private_comment.presence) { |a, b| a || b.private_comment.presence }
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public_comment = domain_blocks.reduce(reference_block.public_comment.presence) { |a, b| a || b.public_comment.presence }
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reference_block.update!(reject_media: reject_media, reject_reports: reject_reports, private_comment: private_comment, public_comment: public_comment)
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domain_blocks.each(&:destroy)
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end
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@prompt.say 'Restoring domain_blocks indexes…'
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ActiveRecord::Base.connection.add_index :domain_blocks, ['domain'], name: 'index_domain_blocks_on_domain', unique: true
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end
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def deduplicate_unavailable_domains!
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return unless ActiveRecord::Base.connection.table_exists?(:unavailable_domains)
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remove_index_if_exists!(:unavailable_domains, 'index_unavailable_domains_on_domain')
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@prompt.say 'Deduplicating unavailable_domains…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM unavailable_domains GROUP BY domain HAVING count(*) > 1").each do |row|
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UnavailableDomain.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
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end
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@prompt.say 'Restoring domain_allows indexes…'
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ActiveRecord::Base.connection.add_index :unavailable_domains, ['domain'], name: 'index_unavailable_domains_on_domain', unique: true
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end
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def deduplicate_email_domain_blocks!
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remove_index_if_exists!(:email_domain_blocks, 'index_email_domain_blocks_on_domain')
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@prompt.say 'Deduplicating email_domain_blocks…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM email_domain_blocks GROUP BY domain HAVING count(*) > 1").each do |row|
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domain_blocks = EmailDomainBlock.where(id: row['ids'].split(',')).sort_by { |b| b.parent.nil? ? 1 : 0 }.to_a
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domain_blocks.drop(1).each(&:destroy)
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end
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@prompt.say 'Restoring email_domain_blocks indexes…'
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ActiveRecord::Base.connection.add_index :email_domain_blocks, ['domain'], name: 'index_email_domain_blocks_on_domain', unique: true
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end
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def deduplicate_media_attachments!
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remove_index_if_exists!(:media_attachments, 'index_media_attachments_on_shortcode')
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@prompt.say 'Deduplicating media_attachments…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM media_attachments WHERE shortcode IS NOT NULL GROUP BY shortcode HAVING count(*) > 1").each do |row|
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MediaAttachment.where(id: row['ids'].split(',').drop(1)).update_all(shortcode: nil)
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end
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@prompt.say 'Restoring media_attachments indexes…'
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ActiveRecord::Base.connection.add_index :media_attachments, ['shortcode'], name: 'index_media_attachments_on_shortcode', unique: true
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end
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def deduplicate_preview_cards!
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remove_index_if_exists!(:preview_cards, 'index_preview_cards_on_url')
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@prompt.say 'Deduplicating preview_cards…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM preview_cards GROUP BY url HAVING count(*) > 1").each do |row|
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PreviewCard.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
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end
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@prompt.say 'Restoring preview_cards indexes…'
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ActiveRecord::Base.connection.add_index :preview_cards, ['url'], name: 'index_preview_cards_on_url', unique: true
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end
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def deduplicate_statuses!
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remove_index_if_exists!(:statuses, 'index_statuses_on_uri')
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@prompt.say 'Deduplicating statuses…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM statuses WHERE uri IS NOT NULL GROUP BY uri HAVING count(*) > 1").each do |row|
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statuses = Status.where(id: row['ids'].split(',')).sort_by(&:id)
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ref_status = statuses.shift
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statuses.each do |status|
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merge_statuses!(ref_status, status) if status.account_id == ref_status.account_id
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status.destroy
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end
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end
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@prompt.say 'Restoring statuses indexes…'
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ActiveRecord::Base.connection.add_index :statuses, ['uri'], name: 'index_statuses_on_uri', unique: true
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end
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def deduplicate_tags!
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remove_index_if_exists!(:tags, 'index_tags_on_name_lower')
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@prompt.say 'Deduplicating tags…'
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ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM tags GROUP BY lower((name)::text) HAVING count(*) > 1").each do |row|
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tags = Tag.where(id: row['ids'].split(',')).sort_by { |t| [t.usable?, t.trendable?, t.listable?].count(false) }
|
|
ref_tag = tags.shift
|
|
tags.each do |tag|
|
|
merge_tags!(ref_tag, tag)
|
|
tag.destroy
|
|
end
|
|
end
|
|
|
|
@prompt.say 'Restoring tags indexes…'
|
|
ActiveRecord::Base.connection.add_index :tags, 'lower((name)::text)', name: 'index_tags_on_name_lower', unique: true
|
|
end
|
|
|
|
def deduplicate_webauthn_credentials!
|
|
return unless ActiveRecord::Base.connection.table_exists?(:webauthn_credentials)
|
|
|
|
remove_index_if_exists!(:webauthn_credentials, 'index_webauthn_credentials_on_external_id')
|
|
|
|
@prompt.say 'Deduplicating webauthn_credentials…'
|
|
ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM webauthn_credentials GROUP BY external_id HAVING count(*) > 1").each do |row|
|
|
WebauthnCredential.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
|
|
end
|
|
|
|
@prompt.say 'Restoring webauthn_credentials indexes…'
|
|
ActiveRecord::Base.connection.add_index :webauthn_credentials, ['external_id'], name: 'index_webauthn_credentials_on_external_id', unique: true
|
|
end
|
|
|
|
def deduplicate_local_accounts!(accounts)
|
|
accounts = accounts.sort_by(&:id).reverse
|
|
|
|
@prompt.warn "Multiple local accounts were found for username '#{accounts.first.username}'."
|
|
@prompt.warn 'All those accounts are distinct accounts but only the most recently-created one is fully-functionnal.'
|
|
|
|
accounts.each_with_index do |account, idx|
|
|
@prompt.say '%2d. %s: created at: %s; updated at: %s; last logged in at: %s; statuses: %5d; last status at: %s' % [idx, account.username, account.created_at, account.updated_at, account.user&.last_sign_in_at&.to_s || 'N/A', account.account_stat&.statuses_count || 0, account.account_stat&.last_status_at || 'N/A']
|
|
end
|
|
|
|
@prompt.say 'Please chose the one to keep unchanged, other ones will be automatically renamed.'
|
|
|
|
ref_id = @prompt.ask('Account to keep unchanged:') do |q|
|
|
q.required true
|
|
q.default 0
|
|
q.convert :int
|
|
end
|
|
|
|
accounts.delete_at(ref_id)
|
|
|
|
i = 0
|
|
accounts.each do |account|
|
|
i += 1
|
|
username = account.username + "_#{i}"
|
|
|
|
while Account.local.exists?(username: username)
|
|
i += 1
|
|
username = account.username + "_#{i}"
|
|
end
|
|
|
|
account.update!(username: username)
|
|
end
|
|
end
|
|
|
|
def deduplicate_remote_accounts!(accounts)
|
|
accounts = accounts.sort_by(&:updated_at).reverse
|
|
|
|
reference_account = accounts.shift
|
|
|
|
accounts.each do |other_account|
|
|
if other_account.public_key == reference_account.public_key
|
|
# The accounts definitely point to the same resource, so
|
|
# it's safe to re-attribute content and relationships
|
|
reference_account.merge_with!(other_account)
|
|
end
|
|
|
|
other_account.destroy
|
|
end
|
|
end
|
|
|
|
def merge_conversations!(main_conv, duplicate_conv)
|
|
owned_classes = [ConversationMute, AccountConversation]
|
|
owned_classes.each do |klass|
|
|
klass.where(conversation_id: duplicate_conv.id).find_each do |record|
|
|
begin
|
|
record.update_attribute(:account_id, main_conv.id)
|
|
rescue ActiveRecord::RecordNotUnique
|
|
next
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def merge_custom_emojis!(main_emoji, duplicate_emoji)
|
|
owned_classes = [AnnouncementReaction]
|
|
owned_classes.each do |klass|
|
|
klass.where(custom_emoji_id: duplicate_emoji.id).update_all(custom_emoji_id: main_emoji.id)
|
|
end
|
|
end
|
|
|
|
def merge_custom_emoji_categories!(main_category, duplicate_category)
|
|
owned_classes = [CustomEmoji]
|
|
owned_classes.each do |klass|
|
|
klass.where(category_id: duplicate_category.id).update_all(category_id: main_category.id)
|
|
end
|
|
end
|
|
|
|
def merge_statuses!(main_status, duplicate_status)
|
|
owned_classes = [Favourite, Mention, Poll]
|
|
owned_classes << Bookmark if ActiveRecord::Base.connection.table_exists?(:bookmarks)
|
|
owned_classes.each do |klass|
|
|
klass.where(status_id: duplicate_status.id).find_each do |record|
|
|
begin
|
|
record.update_attribute(:status_id, main_status.id)
|
|
rescue ActiveRecord::RecordNotUnique
|
|
next
|
|
end
|
|
end
|
|
end
|
|
|
|
StatusPin.where(account_id: main_status.account_id, status_id: duplicate_status.id).find_each do |record|
|
|
begin
|
|
record.update_attribute(:status_id, main_status.id)
|
|
rescue ActiveRecord::RecordNotUnique
|
|
next
|
|
end
|
|
end
|
|
|
|
Status.where(in_reply_to_id: duplicate_status.id).find_each do |record|
|
|
begin
|
|
record.update_attribute(:in_reply_to_id, main_status.id)
|
|
rescue ActiveRecord::RecordNotUnique
|
|
next
|
|
end
|
|
end
|
|
|
|
Status.where(reblog_of_id: duplicate_status.id).find_each do |record|
|
|
begin
|
|
record.update_attribute(:reblog_of_id, main_status.id)
|
|
rescue ActiveRecord::RecordNotUnique
|
|
next
|
|
end
|
|
end
|
|
end
|
|
|
|
def merge_tags!(main_tag, duplicate_tag)
|
|
[FeaturedTag].each do |klass|
|
|
klass.where(tag_id: duplicate_tag.id).find_each do |record|
|
|
begin
|
|
record.update_attribute(:tag_id, main_tag.id)
|
|
rescue ActiveRecord::RecordNotUnique
|
|
next
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def find_duplicate_accounts
|
|
ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM accounts GROUP BY lower(username), COALESCE(lower(domain), '') HAVING count(*) > 1")
|
|
end
|
|
|
|
def remove_index_if_exists!(table, name)
|
|
ActiveRecord::Base.connection.remove_index(table, name: name)
|
|
rescue ArgumentError
|
|
nil
|
|
rescue ActiveRecord::StatementInvalid
|
|
nil
|
|
end
|
|
end
|
|
end
|