From 95b54f5ad788fc206e524f744c8d0806f25d9c32 Mon Sep 17 00:00:00 2001
From: Matt Jankowski <matt@jankowski.online>
Date: Fri, 26 May 2023 03:42:16 -0400
Subject: [PATCH] Extract methods for user de-duping in maintenance CLI
 (#25117)

---
 lib/mastodon/cli/maintenance.rb | 66 +++++++++++++++++++--------------
 1 file changed, 38 insertions(+), 28 deletions(-)

diff --git a/lib/mastodon/cli/maintenance.rb b/lib/mastodon/cli/maintenance.rb
index 660adef80e..b107480359 100644
--- a/lib/mastodon/cli/maintenance.rb
+++ b/lib/mastodon/cli/maintenance.rb
@@ -231,34 +231,9 @@ module Mastodon::CLI
         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
-
-      if ActiveRecord::Migrator.current_version < 2022_01_18_183010
-        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
-      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
+      deduplicate_users_process_confirmation_token
+      deduplicate_users_process_remember_token
+      deduplicate_users_process_password_token
 
       @prompt.say 'Restoring users indexes…'
       ActiveRecord::Base.connection.add_index :users, ['confirmation_token'], name: 'index_users_on_confirmation_token', unique: true
@@ -272,6 +247,41 @@ module Mastodon::CLI
       end
     end
 
+    def deduplicate_users_process_confirmation_token
+      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
+    end
+
+    def deduplicate_users_process_remember_token
+      if ActiveRecord::Migrator.current_version < 2022_01_18_183010
+        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
+      end
+    end
+
+    def deduplicate_users_process_password_token
+      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
+    end
+
     def deduplicate_account_domain_blocks!
       remove_index_if_exists!(:account_domain_blocks, 'index_account_domain_blocks_on_account_id_and_domain')