app/services/fetch_remote_account_service.rb

   1 # frozen_string_literal: true
   2
   3 class FetchRemoteAccountService < BaseService
   4   include AuthorExtractor
   5
   6   def call(url, prefetched_body = nil, protocol = :ostatus)
   7     if prefetched_body.nil?
   8       resource_url, body, protocol = FetchAtomService.new.call(url)
   9     else
  10       resource_url = url
  11       body         = prefetched_body
  12     end
  13
  14     case protocol
  15     when :ostatus
  16       process_atom(resource_url, body)
  17     when :activitypub
  18       ActivityPub::FetchRemoteAccountService.new.call(resource_url, body)
  19     end
  20   end
  21
  22   private
  23
  24   def process_atom(url, body)
  25     xml = Nokogiri::XML(body)
  26     xml.encoding = 'utf-8'
  27
  28     account = author_from_xml(xml.at_xpath('/xmlns:feed', xmlns: TagManager::XMLNS), false)
  29
  30     UpdateRemoteProfileService.new.call(xml, account) unless account.nil?
  31
  32     account
  33   rescue TypeError
  34     Rails.logger.debug "Unparseable URL given: #{url}"
  35     nil
  36   rescue Nokogiri::XML::XPath::SyntaxError
  37     Rails.logger.debug 'Invalid XML or missing namespace'
  38     nil
  39   end
  40 end