activitypub-academy/app/lib/ostatus/activity/base.rb
2017-12-06 11:41:57 +01:00

73 lines
2 KiB
Ruby

# frozen_string_literal: true
class OStatus::Activity::Base
def initialize(xml, account = nil, **options)
@xml = xml
@account = account
@options = options
end
def status?
[:activity, :note, :comment].include?(type)
end
def verb
raw = @xml.at_xpath('./activity:verb', activity: OStatus::TagManager::AS_XMLNS).content
OStatus::TagManager::VERBS.key(raw)
rescue
:post
end
def type
raw = @xml.at_xpath('./activity:object-type', activity: OStatus::TagManager::AS_XMLNS).content
OStatus::TagManager::TYPES.key(raw)
rescue
:activity
end
def id
@xml.at_xpath('./xmlns:id', xmlns: OStatus::TagManager::XMLNS).content
end
def url
link = @xml.xpath('./xmlns:link[@rel="alternate"]', xmlns: OStatus::TagManager::XMLNS).find { |link_candidate| link_candidate['type'] == 'text/html' }
link.nil? ? nil : link['href']
end
def activitypub_uri
link = @xml.xpath('./xmlns:link[@rel="alternate"]', xmlns: OStatus::TagManager::XMLNS).find { |link_candidate| ['application/activity+json', 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'].include?(link_candidate['type']) }
link.nil? ? nil : link['href']
end
def activitypub_uri?
activitypub_uri.present?
end
private
def find_status(uri)
if OStatus::TagManager.instance.local_id?(uri)
local_id = OStatus::TagManager.instance.unique_tag_to_local_id(uri, 'Status')
return Status.find_by(id: local_id)
elsif ActivityPub::TagManager.instance.local_uri?(uri)
local_id = ActivityPub::TagManager.instance.uri_to_local_id(uri)
return Status.find_by(id: local_id)
end
Status.find_by(uri: uri)
end
def find_activitypub_status(uri, href)
tag_matches = /tag:([^,:]+)[^:]*:objectId=([\d]+)/.match(uri)
href_matches = %r{/users/([^/]+)}.match(href)
unless tag_matches.nil? || href_matches.nil?
uri = "https://#{tag_matches[1]}/users/#{href_matches[1]}/statuses/#{tag_matches[2]}"
Status.find_by(uri: uri)
end
end
def redis
Redis.current
end
end