Force UTC times

utc-times.rb

class Hash
  def times_with_utc
    dup.tap do |new_hash|
      each_key do |key|
        value = self[key]
        if ActiveSupport::TimeWithZone === value
          new_hash[key] = value.utc
        elsif Array === value || Hash === value
          new_hash[key] = value.times_with_utc
        end
      end
    end
  end
end

class Array
  def times_with_utc
    map do |value|
      if ActiveSupport::TimeWithZone === value
        value.utc
      else
        value
      end
    end
  end
end