module Geocoder::Request

def location
  unless defined?(@location)
    if env.has_key?('HTTP_X_REAL_IP')
      @location = Geocoder.search(env['HTTP_X_REAL_IP']).first
    elsif env.has_key?('HTTP_X_FORWARDED_FOR')
      @location = Geocoder.search(env['HTTP_X_FORWARDED_FOR']).first
    else
      @location = Geocoder.search(ip).first
    end
  end
  @location
end