Profile redirect notes (#5746)

* Serialize moved accounts into REST and ActivityPub APIs

* Parse federated moved accounts from ActivityPub

* Add note about moved accounts to public profiles

* Add moved account message to web UI

* Fix code style issues

1 files changed, 7 insertions, 0 deletions

diff --git a/app/services/activitypub/process_account_service.rb b/app/services/activitypub/process_account_service.rb
index f93baf4b5..5ee7d89ee 100644
--- a/app/services/activitypub/process_account_service.rb
+++ b/app/services/activitypub/process_account_service.rb
@@ -74,6 +74,7 @@ class ActivityPub::ProcessAccountService < BaseService
     @account.statuses_count    = outbox_total_items    if outbox_total_items.present?
     @account.following_count   = following_total_items if following_total_items.present?
     @account.followers_count   = followers_total_items if followers_total_items.present?
+    @account.moved_to_account  = moved_account         if @json['movedTo'].present?
   end
 
   def after_protocol_change!
@@ -137,6 +138,12 @@ class ActivityPub::ProcessAccountService < BaseService
     @collections[type] = nil
   end
 
+  def moved_account
+    account   = ActivityPub::TagManager.instance.uri_to_resource(@json['movedTo'], Account)
+    account ||= ActivityPub::FetchRemoteAccountService.new.call(@json['movedTo'], id: true)
+    account
+  end
+
   def skip_download?
     @account.suspended? || domain_block&.reject_media?
   end