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mastodon
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mastodon/app/services/concerns/author_extractor.rb

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# frozen_string_literal: true
module AuthorExtractor
def author_from_xml(xml, update_profile = true)
return nil if xml.nil?
# Try <email> for acct
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acct = xml.at_xpath('./xmlns:author/xmlns:email', xmlns: OStatus::TagManager::XMLNS)&.content
# Try <name> + <uri>
if acct.blank?
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username = xml.at_xpath('./xmlns:author/xmlns:name', xmlns: OStatus::TagManager::XMLNS)&.content
uri = xml.at_xpath('./xmlns:author/xmlns:uri', xmlns: OStatus::TagManager::XMLNS)&.content
return nil if username.blank? || uri.blank?
domain = Addressable::URI.parse(uri).normalized_host
acct = "#{username}@#{domain}"
end
ResolveAccountService.new.call(acct, update_profile: update_profile)
end
end