mastodon/app/services/activitypub/fetch_remote_poll_service.rb
Eugen Rochko 230a012f00
Add polls (#10111)
* Add polls

Fix #1629

* Add tests

* Fixes

* Change API for creating polls

* Use name instead of content for votes

* Remove poll validation for remote polls

* Add polls to public pages

* When updating the poll, update options just in case they were changed

* Fix public pages showing both poll and other media
2019-03-03 22:18:23 +01:00

52 lines
1.2 KiB
Ruby

# frozen_string_literal: true
class ActivityPub::FetchRemotePollService < BaseService
include JsonLdHelper
def call(poll, on_behalf_of = nil)
@json = fetch_resource(poll.status.uri, true, on_behalf_of)
return unless supported_context? && expected_type?
expires_at = begin
if @json['closed'].is_a?(String)
@json['closed']
elsif !@json['closed'].is_a?(FalseClass)
Time.now.utc
else
@json['endTime']
end
end
items = begin
if @json['anyOf'].is_a?(Array)
@json['anyOf']
else
@json['oneOf']
end
end
latest_options = items.map { |item| item['name'].presence || item['content'] }
# If for some reasons the options were changed, it invalidates all previous
# votes, so we need to remove them
poll.votes.delete_all if latest_options != poll.options
poll.update!(
expires_at: expires_at,
options: latest_options,
cached_tallies: items.map { |item| item.dig('replies', 'totalItems') || 0 }
)
end
private
def supported_context?
super(@json)
end
def expected_type?
equals_or_includes_any?(@json['type'], 'Question')
end
end