From 99c41e0af4d864c5a13a46659f52f9db90b97ad0 Mon Sep 17 00:00:00 2001
From: Sethrin <tenebrousedge@gmail.com>
Date: Fri, 15 Mar 2013 04:11:22 -0700
Subject: [PATCH] Improvement to Validator::uuid

Properly matches version digit and variant digit, based on RFC4122
---
 lib/Cake/Utility/Validation.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Cake/Utility/Validation.php b/lib/Cake/Utility/Validation.php
index 43347e37d..d5c8a6029 100644
--- a/lib/Cake/Utility/Validation.php
+++ b/lib/Cake/Utility/Validation.php
@@ -776,7 +776,7 @@ class Validation {
  * @return boolean Success
  */
 	public static function uuid($check) {
-		$regex = '/^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$/i';
+		$regex = '/^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[1-5][a-fA-F0-9]{3}-[89aAbB][a-fA-F0-9]{3}-[a-fA-F0-9]{12}$/';
 		return self::_check($check, $regex);
 	}