From 9fea87c01674a0bab8cefa50e5fe2a9ebf0e0164 Mon Sep 17 00:00:00 2001
From: Sam Partington <sam@whiteoctober.co.uk>
Date: Wed, 30 Jan 2013 12:09:16 +0000
Subject: [PATCH] Values escaped before being turned into a regex in
 UniqueDocumentValidator

---
 Validator/Constraint/UniqueDocumentValidator.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Validator/Constraint/UniqueDocumentValidator.php b/Validator/Constraint/UniqueDocumentValidator.php
index 9b77a3e..fb7912e 100644
--- a/Validator/Constraint/UniqueDocumentValidator.php
+++ b/Validator/Constraint/UniqueDocumentValidator.php
@@ -117,7 +117,7 @@ private function createCriteria(Document $document, array $fields, array $caseIn
         foreach ($fields as $field) {
             $value = $document->get($field);
             if (in_array($field, $caseInsensitive)) {
-                $value = new \MongoRegex(sprintf('/^%s$/i', $value));
+                $value = new \MongoRegex(sprintf('/^%s$/i', preg_quote($value)));
             }
             $criteria[$field] = $value;
         }