catstodon/app/models/relay.rb
Eugen Rochko e55dce3176
Add federation relay support (#7998)
* Add federation relay support

* Add admin UI for managing relays

* Include actor on relay-related activities

* Fix i18n
2018-07-13 02:16:06 +02:00

74 lines
2.1 KiB
Ruby

# frozen_string_literal: true
# == Schema Information
#
# Table name: relays
#
# id :bigint(8) not null, primary key
# inbox_url :string default(""), not null
# enabled :boolean default(FALSE), not null
# follow_activity_id :string
# created_at :datetime not null
# updated_at :datetime not null
#
class Relay < ApplicationRecord
PRESET_RELAY = 'https://relay.joinmastodon.org/inbox'
validates :inbox_url, presence: true, uniqueness: true, url: true, if: :will_save_change_to_inbox_url?
scope :enabled, -> { where(enabled: true) }
before_destroy :ensure_disabled
def enable!
activity_id = ActivityPub::TagManager.instance.generate_uri_for(nil)
payload = Oj.dump(follow_activity(activity_id))
ActivityPub::DeliveryWorker.perform_async(payload, some_local_account.id, inbox_url)
update(enabled: true, follow_activity_id: activity_id)
end
def disable!
activity_id = ActivityPub::TagManager.instance.generate_uri_for(nil)
payload = Oj.dump(unfollow_activity(activity_id))
ActivityPub::DeliveryWorker.perform_async(payload, some_local_account.id, inbox_url)
update(enabled: false, follow_activity_id: nil)
end
private
def follow_activity(activity_id)
{
'@context': ActivityPub::TagManager::CONTEXT,
id: activity_id,
type: 'Follow',
actor: ActivityPub::TagManager.instance.uri_for(some_local_account),
object: ActivityPub::TagManager::COLLECTIONS[:public],
}
end
def unfollow_activity(activity_id)
{
'@context': ActivityPub::TagManager::CONTEXT,
id: activity_id,
type: 'Undo',
actor: ActivityPub::TagManager.instance.uri_for(some_local_account),
object: {
id: follow_activity_id,
type: 'Follow',
actor: ActivityPub::TagManager.instance.uri_for(some_local_account),
object: ActivityPub::TagManager::COLLECTIONS[:public],
},
}
end
def some_local_account
@some_local_account ||= Account.local.find_by(suspended: false)
end
def ensure_disabled
return unless enabled?
disable!
end
end