From 0f538e7f06a683e615125a05bf17a92533b3d0c7 Mon Sep 17 00:00:00 2001
From: Markus Frosch <lazyfrosch@icinga.org>
Date: Thu, 31 Mar 2016 12:59:35 +0200
Subject: [PATCH] lib/LDAP: LdapUtils::explodeDN replace deprecated use of eval
 in preg_replace

fixes #11490
---
 library/Icinga/Protocol/Ldap/LdapUtils.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/library/Icinga/Protocol/Ldap/LdapUtils.php b/library/Icinga/Protocol/Ldap/LdapUtils.php
index 68031fa57..3d86cf100 100644
--- a/library/Icinga/Protocol/Ldap/LdapUtils.php
+++ b/library/Icinga/Protocol/Ldap/LdapUtils.php
@@ -28,9 +28,11 @@ class LdapUtils
         $res = ldap_explode_dn($dn, $with_type ? 0 : 1);
 
         foreach ($res as $k => $v) {
-            $res[$k] = preg_replace(
-                '/\\\([0-9a-f]{2})/ei',
-                "chr(hexdec('\\1'))",
+            $res[$k] = preg_replace_callback(
+                '/\\\([0-9a-f]{2})/i',
+                function ($m) {
+                    return chr(hexdec($m[1]));
+                },
                 $v
             );
         }