1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
|
# frozen_string_literal: true
require 'tty-prompt'
require_relative '../../config/boot'
require_relative '../../config/environment'
require_relative 'cli_helper'
module Mastodon
class MaintenanceCLI < Thor
include CLIHelper
def self.exit_on_failure?
true
end
MIN_SUPPORTED_VERSION = 2019_10_01_213028
MAX_SUPPORTED_VERSION = 2020_10_17_234926
# Stubs to enjoy ActiveRecord queries while not depending on a particular
# version of the code/database
class Status < ApplicationRecord; end
class StatusPin < ApplicationRecord; end
class Poll < ApplicationRecord; end
class Report < ApplicationRecord; end
class Tombstone < ApplicationRecord; end
class Favourite < ApplicationRecord; end
class Follow < ApplicationRecord; end
class FollowRequest < ApplicationRecord; end
class Block < ApplicationRecord; end
class Mute < ApplicationRecord; end
class AccountIdentityProof < ApplicationRecord; end
class AccountModerationNote < ApplicationRecord; end
class AccountPin < ApplicationRecord; end
class ListAccount < ApplicationRecord; end
class PollVote < ApplicationRecord; end
class Mention < ApplicationRecord; end
class AccountDomainBlock < ApplicationRecord; end
class AnnouncementReaction < ApplicationRecord; end
class FeaturedTag < ApplicationRecord; end
class CustomEmoji < ApplicationRecord; end
class CustomEmojiCategory < ApplicationRecord; end
class Bookmark < ApplicationRecord; end
class WebauthnCredential < ApplicationRecord; end
class PreviewCard < ApplicationRecord
self.inheritance_column = false
end
class MediaAttachment < ApplicationRecord
self.inheritance_column = nil
end
class AccountStat < ApplicationRecord
belongs_to :account, inverse_of: :account_stat
end
class Account < ApplicationRecord
# Dummy class, to make migration possible across version changes
has_one :user, inverse_of: :account
has_one :account_stat, inverse_of: :account
scope :local, -> { where(domain: nil) }
def local?
domain.nil?
end
def acct
local? ? username : "#{username}@#{domain}"
end
end
class User < ApplicationRecord
belongs_to :account, inverse_of: :user
end
desc 'fix-duplicates', 'Fix duplicates in database and rebuild indexes'
long_desc <<~LONG_DESC
Delete or merge duplicate accounts, statuses, emojis, etc. and rebuild indexes.
This is useful if your database indexes are corrupted because of issues such as https://wiki.postgresql.org/wiki/Locale_data_changes
Mastodon has to be stopped to run this task, which will take a long time and may be destructive.
LONG_DESC
def fix_duplicates
@prompt = TTY::Prompt.new
if ActiveRecord::Migrator.current_version < MIN_SUPPORTED_VERSION
@prompt.warn 'Your version of the database schema is too old and is not supported by this script.'
@prompt.warn 'Please update to at least Mastodon 3.0.0 before running this script.'
exit(1)
elsif ActiveRecord::Migrator.current_version > MAX_SUPPORTED_VERSION
@prompt.warn 'Your version of the database schema is more recent than this script, this may cause unexpected errors.'
exit(1) unless @prompt.yes?('Continue anyway?')
end
@prompt.warn 'This task will take a long time to run and is potentially destructive.'
@prompt.warn 'Please make sure to stop Mastodon and have a backup.'
exit(1) unless @prompt.yes?('Continue?')
deduplicate_accounts!
deduplicate_users!
deduplicate_account_domain_blocks!
deduplicate_account_identity_proofs!
deduplicate_announcement_reactions!
deduplicate_conversations!
deduplicate_custom_emojis!
deduplicate_custom_emoji_categories!
deduplicate_domain_allows!
deduplicate_domain_blocks!
deduplicate_unavailable_domains!
deduplicate_email_domain_blocks!
deduplicate_media_attachments!
deduplicate_preview_cards!
deduplicate_statuses!
deduplicate_tags!
deduplicate_webauthn_credentials!
Rails.cache.clear
@prompt.say 'Finished!'
end
private
def deduplicate_accounts!
remove_index_if_exists!(:accounts, 'index_accounts_on_username_and_domain_lower')
@prompt.say 'Deduplicating accounts… for local accounts, you will be asked to chose which account to keep unchanged.'
find_duplicate_accounts.each do |row|
accounts = Account.where(id: row['ids'].split(',')).to_a
if accounts.first.local?
deduplicate_local_accounts!(accounts)
else
deduplicate_remote_accounts!(accounts)
end
end
@prompt.say 'Restoring index_accounts_on_username_and_domain_lower…'
if ActiveRecord::Migrator.current_version < 20200620164023
ActiveRecord::Base.connection.add_index :accounts, 'lower (username), lower(domain)', name: 'index_accounts_on_username_and_domain_lower', unique: true
else
ActiveRecord::Base.connection.add_index :accounts, "lower (username), COALESCE(lower(domain), '')", name: 'index_accounts_on_username_and_domain_lower', unique: true
end
end
def deduplicate_users!
remove_index_if_exists!(:users, 'index_users_on_confirmation_token')
remove_index_if_exists!(:users, 'index_users_on_email')
remove_index_if_exists!(:users, 'index_users_on_remember_token')
remove_index_if_exists!(:users, 'index_users_on_reset_password_token')
@prompt.say 'Deduplicating user records…'
# Deduplicating email
ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM users GROUP BY email HAVING count(*) > 1").each do |row|
users = User.where(id: row['ids'].split(',')).sort_by(&:updated_at).reverse
ref_user = users.shift
@prompt.warn "Multiple users registered with e-mail address #{ref_user.email}."
@prompt.warn "e-mail will be disabled for the following accounts: #{user.map(&:account).map(&:acct).join(', ')}"
@prompt.warn 'Please reach out to them and set another address with `tootctl account modify` or delete them.'
i = 0
users.each do |user|
user.update!(email: "#{i} " + user.email)
end
end
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|
users = User.where(id: row['ids'].split(',')).sort_by(&:created_at).reverse.drop(1)
@prompt.warn "Unsetting confirmation token for those accounts: #{users.map(&:account).map(&:acct).join(', ')}"
users.each do |user|
user.update!(confirmation_token: nil)
end
end
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|
users = User.where(id: row['ids'].split(',')).sort_by(&:updated_at).reverse.drop(1)
@prompt.warn "Unsetting remember token for those accounts: #{users.map(&:account).map(&:acct).join(', ')}"
users.each do |user|
user.update!(remember_token: nil)
end
end
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|
users = User.where(id: row['ids'].split(',')).sort_by(&:updated_at).reverse.drop(1)
@prompt.warn "Unsetting password reset token for those accounts: #{users.map(&:account).map(&:acct).join(', ')}"
users.each do |user|
user.update!(reset_password_token: nil)
end
end
@prompt.say 'Restoring users indexes…'
ActiveRecord::Base.connection.add_index :users, ['confirmation_token'], name: 'index_users_on_confirmation_token', unique: true
ActiveRecord::Base.connection.add_index :users, ['email'], name: 'index_users_on_email', unique: true
ActiveRecord::Base.connection.add_index :users, ['remember_token'], name: 'index_users_on_remember_token', unique: true
ActiveRecord::Base.connection.add_index :users, ['reset_password_token'], name: 'index_users_on_reset_password_token', unique: true
end
def deduplicate_account_domain_blocks!
remove_index_if_exists!(:account_domain_blocks, 'index_account_domain_blocks_on_account_id_and_domain')
@prompt.say 'Removing duplicate account domain blocks…'
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|
AccountDomainBlock.where(id: row['ids'].split(',').drop(1)).delete_all
end
@prompt.say 'Restoring account domain blocks indexes…'
ActiveRecord::Base.connection.add_index :account_domain_blocks, ['account_id', 'domain'], name: 'index_account_domain_blocks_on_account_id_and_domain', unique: true
end
def deduplicate_account_identity_proofs!
remove_index_if_exists!(:account_identity_proofs, 'index_account_proofs_on_account_and_provider_and_username')
@prompt.say 'Removing duplicate account identity proofs…'
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|
AccountIdentityProof.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
end
@prompt.say 'Restoring account identity proofs indexes…'
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
end
def deduplicate_announcement_reactions!
return unless ActiveRecord::Base.connection.table_exists?(:announcement_reactions)
remove_index_if_exists!(:announcement_reactions, 'index_announcement_reactions_on_account_id_and_announcement_id')
@prompt.say 'Removing duplicate account identity proofs…'
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|
AnnouncementReaction.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
end
@prompt.say 'Restoring announcement_reactions indexes…'
ActiveRecord::Base.connection.add_index :announcement_reactions, ['account_id', 'announcement_id', 'name'], name: 'index_announcement_reactions_on_account_id_and_announcement_id', unique: true
end
def deduplicate_conversations!
remove_index_if_exists!(:conversations, 'index_conversations_on_uri')
@prompt.say 'Deduplicating conversations…'
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|
conversations = Conversation.where(id: row['ids'].split(',')).sort_by(&:id).reverse
ref_conversation = conversations.shift
conversations.each do |other|
merge_conversations!(ref_conversation, other)
other.destroy
end
end
@prompt.say 'Restoring conversations indexes…'
ActiveRecord::Base.connection.add_index :conversations, ['uri'], name: 'index_conversations_on_uri', unique: true
end
def deduplicate_custom_emojis!
remove_index_if_exists!(:custom_emojis, 'index_custom_emojis_on_shortcode_and_domain')
@prompt.say 'Deduplicating custom_emojis…'
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|
emojis = CustomEmoji.where(id: row['ids'].split(',')).sort_by(&:id).reverse
ref_emoji = emojis.shift
emojis.each do |other|
merge_custom_emojis!(ref_emoji, other)
other.destroy
end
end
@prompt.say 'Restoring custom_emojis indexes…'
ActiveRecord::Base.connection.add_index :custom_emojis, ['shortcode', 'domain'], name: 'index_custom_emojis_on_shortcode_and_domain', unique: true
end
def deduplicate_custom_emoji_categories!
remove_index_if_exists!(:custom_emoji_categories, 'index_custom_emoji_categories_on_name')
@prompt.say 'Deduplicating custom_emoji_categories…'
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|
categories = CustomEmojiCategory.where(id: row['ids'].split(',')).sort_by(&:id).reverse
ref_category = categories.shift
categories.each do |other|
merge_custom_emoji_categories!(ref_category, other)
other.destroy
end
end
@prompt.say 'Restoring custom_emoji_categories indexes…'
ActiveRecord::Base.connection.add_index :custom_emoji_categories, ['name'], name: 'index_custom_emoji_categories_on_name', unique: true
end
def deduplicate_domain_allows!
remove_index_if_exists!(:domain_allows, 'index_domain_allows_on_domain')
@prompt.say 'Deduplicating domain_allows…'
ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM domain_allows GROUP BY domain HAVING count(*) > 1").each do |row|
DomainAllow.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
end
@prompt.say 'Restoring domain_allows indexes…'
ActiveRecord::Base.connection.add_index :domain_allows, ['domain'], name: 'index_domain_allows_on_domain', unique: true
end
def deduplicate_domain_blocks!
remove_index_if_exists!(:domain_blocks, 'index_domain_blocks_on_domain')
@prompt.say 'Deduplicating domain_allows…'
ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM domain_blocks GROUP BY domain HAVING count(*) > 1").each do |row|
domain_blocks = DomainBlock.where(id: row['ids'].split(',')).by_severity.reverse.to_a
reject_media = domain_blocks.any?(&:reject_media?)
reject_reports = domain_blocks.any?(&:reject_reports?)
reference_block = domain_blocks.shift
private_comment = domain_blocks.reduce(reference_block.private_comment.presence) { |a, b| a || b.private_comment.presence }
public_comment = domain_blocks.reduce(reference_block.public_comment.presence) { |a, b| a || b.public_comment.presence }
reference_block.update!(reject_media: reject_media, reject_reports: reject_reports, private_comment: private_comment, public_comment: public_comment)
domain_blocks.each(&:destroy)
end
@prompt.say 'Restoring domain_blocks indexes…'
ActiveRecord::Base.connection.add_index :domain_blocks, ['domain'], name: 'index_domain_blocks_on_domain', unique: true
end
def deduplicate_unavailable_domains!
return unless ActiveRecord::Base.connection.table_exists?(:unavailable_domains)
remove_index_if_exists!(:unavailable_domains, 'index_unavailable_domains_on_domain')
@prompt.say 'Deduplicating unavailable_domains…'
ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM unavailable_domains GROUP BY domain HAVING count(*) > 1").each do |row|
UnavailableDomain.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
end
@prompt.say 'Restoring domain_allows indexes…'
ActiveRecord::Base.connection.add_index :unavailable_domains, ['domain'], name: 'index_unavailable_domains_on_domain', unique: true
end
def deduplicate_email_domain_blocks!
remove_index_if_exists!(:email_domain_blocks, 'index_email_domain_blocks_on_domain')
@prompt.say 'Deduplicating email_domain_blocks…'
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|
domain_blocks = EmailDomainBlock.where(id: row['ids'].split(',')).sort_by { |b| b.parent.nil? ? 1 : 0 }.to_a
domain_blocks.drop(1).each(&:destroy)
end
@prompt.say 'Restoring email_domain_blocks indexes…'
ActiveRecord::Base.connection.add_index :email_domain_blocks, ['domain'], name: 'index_email_domain_blocks_on_domain', unique: true
end
def deduplicate_media_attachments!
remove_index_if_exists!(:media_attachments, 'index_media_attachments_on_shortcode')
@prompt.say 'Deduplicating media_attachments…'
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|
MediaAttachment.where(id: row['ids'].split(',').drop(1)).update_all(shortcode: nil)
end
@prompt.say 'Restoring media_attachments indexes…'
ActiveRecord::Base.connection.add_index :media_attachments, ['shortcode'], name: 'index_media_attachments_on_shortcode', unique: true
end
def deduplicate_preview_cards!
remove_index_if_exists!(:preview_cards, 'index_preview_cards_on_url')
@prompt.say 'Deduplicating preview_cards…'
ActiveRecord::Base.connection.select_all("SELECT string_agg(id::text, ',') AS ids FROM preview_cards GROUP BY url HAVING count(*) > 1").each do |row|
PreviewCard.where(id: row['ids'].split(',')).sort_by(&:id).reverse.drop(1).each(&:destroy)
end
@prompt.say 'Restoring preview_cards indexes…'
ActiveRecord::Base.connection.add_index :preview_cards, ['url'], name: 'index_preview_cards_on_url', unique: true
end
def deduplicate_statuses!
remove_index_if_exists!(:statuses, 'index_statuses_on_uri')
@prompt.say 'Deduplicating statuses…'
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|
statuses = Status.where(id: row['ids'].split(',')).sort_by(&:id)
ref_status = statuses.shift
statuses.each do |status|
merge_statuses!(ref_status, status) if status.account_id == ref_status.account_id
status.destroy
end
end
@prompt.say 'Restoring statuses indexes…'
ActiveRecord::Base.connection.add_index :statuses, ['uri'], name: 'index_statuses_on_uri', unique: true
end
def deduplicate_tags!
remove_index_if_exists!(:tags, 'index_tags_on_name_lower')
@prompt.say 'Deduplicating tags…'
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|
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
merge_accounts!(reference_account, other_account)
end
other_account.destroy
end
end
def merge_accounts!(main_account, duplicate_account)
# Since it's the same remote resource, the remote resource likely
# already believes we are following/blocking, so it's safe to
# re-attribute the relationships too. However, during the presence
# of the index bug users could have *also* followed the reference
# account already, therefore mass update will not work and we need
# to check for (and skip past) uniqueness errors
owned_classes = [
Status, StatusPin, MediaAttachment, Poll, Report, Tombstone, Favourite,
Follow, FollowRequest, Block, Mute, AccountIdentityProof,
AccountModerationNote, AccountPin, AccountStat, ListAccount,
PollVote, Mention
]
owned_classes.each do |klass|
klass.where(account_id: duplicate_account.id).find_each do |record|
begin
record.update_attribute(:account_id, main_account.id)
rescue ActiveRecord::RecordNotUnique
next
end
end
end
target_classes = [Follow, FollowRequest, Block, Mute, AccountModerationNote, AccountPin]
target_classes.each do |klass|
klass.where(target_account_id: duplicate_account.id).find_each do |record|
begin
record.update_attribute(:target_account_id, main_account.id)
rescue ActiveRecord::RecordNotUnique
next
end
end
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
|