Is it possible make HttpAccessModule available in context "if"

[hshh]

I hope nginx can be handle this such as,

if ($http_user_agent ~ MSIE) {
  allow 127.0.0.1;
  deny all;
}
if ($http_cookie ~* "id=([^;] +)(?:;|$)" ) {
  allow 10.0.0.1;
  deny all;
}

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,153628,153628#msg-153628