forked from fedi/mastodon
51 lines
1.5 KiB
Ruby
51 lines
1.5 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class FollowService < BaseService
|
|
# Follow a remote user, notify remote user about the follow
|
|
# @param [Account] source_account From which to follow
|
|
# @param [String] uri User URI to follow in the form of username@domain
|
|
def call(source_account, uri)
|
|
target_account = follow_remote_account_service.call(uri)
|
|
|
|
raise ActiveRecord::RecordNotFound if target_account.nil? || target_account.id == source_account.id
|
|
|
|
follow = source_account.follow!(target_account)
|
|
|
|
if target_account.local?
|
|
NotificationMailer.follow(target_account, source_account).deliver_later unless target_account.blocking?(source_account)
|
|
else
|
|
subscribe_service.call(target_account)
|
|
NotificationWorker.perform_async(follow.stream_entry.id, target_account.id)
|
|
end
|
|
|
|
merge_into_timeline(target_account, source_account)
|
|
HubPingWorker.perform_async(source_account.id)
|
|
follow
|
|
end
|
|
|
|
private
|
|
|
|
def merge_into_timeline(from_account, into_account)
|
|
timeline_key = FeedManager.instance.key(:home, into_account.id)
|
|
|
|
from_account.statuses.find_each do |status|
|
|
redis.zadd(timeline_key, status.id, status.id)
|
|
end
|
|
|
|
FeedManager.instance.trim(:home, into_account.id)
|
|
FeedManager.instance.broadcast(into_account.id, type: 'merge')
|
|
end
|
|
|
|
def redis
|
|
Redis.current
|
|
end
|
|
|
|
def follow_remote_account_service
|
|
@follow_remote_account_service ||= FollowRemoteAccountService.new
|
|
end
|
|
|
|
def subscribe_service
|
|
@subscribe_service ||= SubscribeService.new
|
|
end
|
|
end
|