discourse-cakeday/app/jobs/onceoff/fix_invalid_date_of_birth.rb

# frozen_string_literal: true

module Jobs
  class FixInvalidDateOfBirth < ::Jobs::Onceoff
    def execute_onceoff(args)
      UserCustomField
        .where(name: "date_of_birth")
        .where("value != ''")
        .find_each do |custom_field|
          begin
            Date.parse(custom_field.value)
          rescue ArgumentError
            custom_field.update!(value: "")
          end
        end
    end
  end
end