diff options
Diffstat (limited to 'app/lib/activitypub/activity/undo.rb')
-rw-r--r-- | app/lib/activitypub/activity/undo.rb | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/app/lib/activitypub/activity/undo.rb b/app/lib/activitypub/activity/undo.rb new file mode 100644 index 000000000..4b0905de2 --- /dev/null +++ b/app/lib/activitypub/activity/undo.rb @@ -0,0 +1,71 @@ +# frozen_string_literal: true + +class ActivityPub::Activity::Undo < ActivityPub::Activity + def perform + case @object['type'] + when 'Announce' + undo_announce + when 'Follow' + undo_follow + when 'Like' + undo_like + when 'Block' + undo_block + end + end + + private + + def undo_announce + status = Status.find_by(uri: object_uri, account: @account) + + if status.nil? + delete_later!(object_uri) + else + RemoveStatusService.new.call(status) + end + end + + def undo_follow + target_account = account_from_uri(target_uri) + + return if target_account.nil? || !target_account.local? + + if @account.following?(target_account) + @account.unfollow!(target_account) + elsif @account.requested?(target_account) + FollowRequest.find_by(account: @account, target_account: target_account)&.destroy + else + delete_later!(object_uri) + end + end + + def undo_like + status = status_from_uri(target_uri) + + return if status.nil? || !status.account.local? + + if @account.favourited?(status) + favourite = status.favourites.where(account: @account).first + favourite&.destroy + else + delete_later!(object_uri) + end + end + + def undo_block + target_account = account_from_uri(target_uri) + + return if target_account.nil? || !target_account.local? + + if @account.blocking?(target_account) + UnblockService.new.call(@account, target_account) + else + delete_later!(object_uri) + end + end + + def target_uri + @target_uri ||= value_or_id(@object['object']) + end +end |