From 2768a8d640c4abc764f3d4d8937664cc4e17499d Mon Sep 17 00:00:00 2001
From: Marcel Werk <burntime@woltlab.com>
Date: Fri, 27 Sep 2013 13:39:28 +0200
Subject: [PATCH] Fixed search engine issue

---
 wcfsetup/install/files/lib/system/search/SearchEngine.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wcfsetup/install/files/lib/system/search/SearchEngine.class.php b/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
index 321b60801e..4d54683397 100644
--- a/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
+++ b/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
@@ -83,7 +83,7 @@ class SearchEngine extends SingletonFactory {
 			$controlCharacterOrSpace = false;
 			$chars = array('+', '-', '*');
 			for ($i = 0, $length = mb_strlen($q); $i < $length; $i++) {
-				$char = $q[$i];
+				$char = mb_substr($q, $i, 1);
 				
 				if ($inQuotes) {
 					if ($char == '"') {
-- 
2.20.1