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45 lines
1.3 KiB
45 lines
1.3 KiB
# frozen_string_literal: true
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class FetchRemoteStatusService < BaseService
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include AuthorExtractor
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def call(url, prefetched_body = nil, protocol = :ostatus)
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if prefetched_body.nil?
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resource_url, body, protocol = FetchAtomService.new.call(url)
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else
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resource_url = url
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body = prefetched_body
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end
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case protocol
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when :ostatus
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process_atom(resource_url, body)
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when :activitypub
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ActivityPub::FetchRemoteStatusService.new.call(resource_url, body)
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end
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end
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private
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def process_atom(url, body)
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Rails.logger.debug "Processing Atom for remote status at #{url}"
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xml = Nokogiri::XML(body)
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xml.encoding = 'utf-8'
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account = author_from_xml(xml.at_xpath('/xmlns:entry', xmlns: TagManager::XMLNS))
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domain = Addressable::URI.parse(url).normalized_host
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return nil unless !account.nil? && confirmed_domain?(domain, account)
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statuses = ProcessFeedService.new.call(body, account)
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statuses.first
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rescue Nokogiri::XML::XPath::SyntaxError
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Rails.logger.debug 'Invalid XML or missing namespace'
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nil
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end
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def confirmed_domain?(domain, account)
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account.domain.nil? || domain.casecmp(account.domain).zero? || domain.casecmp(Addressable::URI.parse(account.remote_url).normalized_host).zero?
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end
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end
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