generic_url_rewriter

# File actionpack/lib/action_controller/integration.rb, line 328
        def generic_url_rewriter
          cgi = StubCGI.new('REQUEST_METHOD' => "GET",
                            'QUERY_STRING'   => "",
                            "REQUEST_URI"    => "/",
                            "HTTP_HOST"      => host,
                            "SERVER_PORT"    => https? ? "443" : "80",
                            "HTTPS"          => https? ? "on" : "off")
          ActionController::UrlRewriter.new(ActionController::CgiRequest.new(cgi), {})
        end