catstodon/app/services/unfollow_service.rb
ThibG 290932602b Reduce usage of LD signatures (#9659)
* Do not LDS-sign Follow, Accept, Reject, Undo, Block

* Do not use LDS for Create activities of private toots

* Minor cleanup

* Ignore unsigned activities instead of misattributing them

* Use status.distributable? instead of querying visibility directly
2018-12-30 09:48:59 +01:00

56 lines
1.6 KiB
Ruby

# frozen_string_literal: true
class UnfollowService < BaseService
# Unfollow and notify the remote user
# @param [Account] source_account Where to unfollow from
# @param [Account] target_account Which to unfollow
def call(source_account, target_account)
@source_account = source_account
@target_account = target_account
unfollow! || undo_follow_request!
end
private
def unfollow!
follow = Follow.find_by(account: @source_account, target_account: @target_account)
return unless follow
follow.destroy!
create_notification(follow) unless @target_account.local?
UnmergeWorker.perform_async(@target_account.id, @source_account.id)
follow
end
def undo_follow_request!
follow_request = FollowRequest.find_by(account: @source_account, target_account: @target_account)
return unless follow_request
follow_request.destroy!
create_notification(follow_request) unless @target_account.local?
follow_request
end
def create_notification(follow)
if follow.target_account.ostatus?
NotificationWorker.perform_async(build_xml(follow), follow.account_id, follow.target_account_id)
elsif follow.target_account.activitypub?
ActivityPub::DeliveryWorker.perform_async(build_json(follow), follow.account_id, follow.target_account.inbox_url)
end
end
def build_json(follow)
ActiveModelSerializers::SerializableResource.new(
follow,
serializer: ActivityPub::UndoFollowSerializer,
adapter: ActivityPub::Adapter
).to_json
end
def build_xml(follow)
OStatus::AtomSerializer.render(OStatus::AtomSerializer.new.unfollow_salmon(follow))
end
end