catstodon/app/services/unfavourite_service.rb

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# frozen_string_literal: true
class UnfavouriteService < BaseService
def call(account, status)
favourite = Favourite.find_by!(account: account, status: status)
favourite.destroy!
NotificationWorker.perform_async(build_xml(favourite), account.id, status.account_id) unless status.local?
favourite
end
private
def build_xml(favourite)
Nokogiri::XML::Builder.new do |xml|
entry(xml, true) do
unique_id xml, Time.now.utc, favourite.id, 'Favourite'
title xml, "#{favourite.account.acct} no longer favourites a status by #{favourite.status.account.acct}"
author(xml) do
include_author xml, favourite.account
end
object_type xml, :activity
verb xml, :unfavorite
in_reply_to xml, TagManager.instance.uri_for(favourite.status), TagManager.instance.url_for(favourite.status)
target(xml) do
include_target xml, favourite.status
end
end
end.to_xml
end
end