hometown/app/services/unfollow_service.rb
Eugen Rochko 00840f4f2e Add handling of Linked Data Signatures in payloads (#4687)
* Add handling of Linked Data Signatures in payloads

* Add a way to sign JSON, fix canonicalization of signature options

* Fix signatureValue encoding, send out signed JSON when distributing

* Add missing security context
2017-08-26 13:47:38 +02:00

37 lines
1.2 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)
follow = source_account.unfollow!(target_account)
return unless follow
create_notification(follow) unless target_account.local?
UnmergeWorker.perform_async(target_account.id, source_account.id)
follow
end
private
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)
Oj.dump(ActivityPub::LinkedDataSignature.new(ActiveModelSerializers::SerializableResource.new(
follow,
serializer: ActivityPub::UndoFollowSerializer,
adapter: ActivityPub::Adapter
).as_json).sign!(follow.account))
end
def build_xml(follow)
OStatus::AtomSerializer.render(OStatus::AtomSerializer.new.unfollow_salmon(follow))
end
end