Check for journal_user, then updated_by, and finally User.current when creating Journals

vendor/plugins/acts_as_journalized/lib/redmine/acts/journalized/users.rb

@@ -57,7 +57,7 @@ module Redmine::Acts::Journalized
         # Overrides the +journal_attributes+ method to include user information passed into the
         # parent object, by way of a +updated_by+ attr_accessor.
         def journal_attributes_with_user
-          journal_attributes_without_user.merge(:user_id => updated_by.try(:id) || User.current.try(:id))
+          journal_attributes_without_user.merge(:user_id => journal_user.try(:id) || updated_by.try(:id) || User.current.try(:id))
         end
     end