module ActiveLdap::Ldif::Attribute

def binary_value?(value)
  if value.respond_to?(:encoding)
    return true if value.encoding == Encoding.find("ascii-8bit")
  end
  if /\A#{Parser::SAFE_STRING}\z/ =~ value
    false
  else
    true
  end
end

def encode(name, value)
  return "#{name}:\n" if value.blank?
  result = "#{name}:"
  value = value.to_s unless value.is_a?(String)
  if value[-1, 1] == ' ' or binary_value?(value)
    result << ":"
    value = [value].pack("m").gsub(/\n/, '')
  end
  result << " "
  first_line_value_size = SIZE - result.size
  if value.size > first_line_value_size
    first_line_value = value[0, first_line_value_size]
    rest_value = value[first_line_value_size..-1]
  else
    first_line_value = value
    rest_value = nil
  end
  result << "#{first_line_value}\n"
  return result if rest_value.nil?
  rest_value.scan(/.{1,#{SIZE - 1}}/).each do |line| # FIXME
    result << " #{line}\n"
  end
  result
end

def normalize_value(value, result=[])
  case value
  when Array
    value.each {|val| normalize_value(val, result)}
  when Hash
    value.each do |option, val|
      normalize_value(val).each do |options, v|
        result << [[option] + options, v]
      end
    end
    result
  else
    result << [[], value]
  end
  result
end