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YuruToot/app/services/concerns/author_extractor.rb
Eugen Rochko 44cb08297c Fix some nil errors (#3338)
* Fix nil input not handled well in AuthorExtractor concern

* Fix hard error in ProcessFeedService when replied-to status has been deleted

* Fix nil errors in ProcessInteractionService when favourited status
cannot be found
2017-05-27 00:53:38 +02:00

24 lines
671 B
Ruby

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