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# frozen_string_literal: true
class FollowService < BaseService
include StreamEntryRenderer
# 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 || target_account.suspended?
raise Mastodon::NotPermitted if target_account.blocking?(source_account) || source_account.blocking?(target_account)
if target_account.locked?
request_follow(source_account, target_account)
else
direct_follow(source_account, target_account)
end
end
private
def request_follow(source_account, target_account)
follow_request = FollowRequest.create!(account: source_account, target_account: target_account)
if target_account.local?
NotifyService.new.call(target_account, follow_request)
else
NotificationWorker.perform_async(stream_entry_to_xml(follow_request.stream_entry), source_account.id, target_account.id)
end
follow_request
end
def direct_follow(source_account, target_account)
follow = source_account.follow!(target_account)
if target_account.local?
NotifyService.new.call(target_account, follow)
else
subscribe_service.call(target_account)
NotificationWorker.perform_async(stream_entry_to_xml(follow.stream_entry), source_account.id, target_account.id)
end
MergeWorker.perform_async(target_account.id, source_account.id)
Pubsubhubbub::DistributionWorker.perform_async(follow.stream_entry.id)
follow
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
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