From 96763dd26dab9eb5fbfd478c2d7f2145d06452c7 Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Sun, 14 Jul 2013 23:11:25 +0200
Subject: [PATCH] Fixed search (only variables may be passed by reference)

---
 .../install/files/lib/system/search/SearchEngine.class.php     | 3 ++-
 1 file changed, 2 insertions(+), 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 bfe6d9c9a4..1ac8d78801 100644
--- a/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
+++ b/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
@@ -153,7 +153,8 @@ class SearchEngine extends SingletonFactory {
 		foreach ($objectTypes as $objectTypeName) {
 			$objectType = $this->getObjectType($objectTypeName);
 			if (!empty($sql)) $sql .= "\nUNION\n";
-			if (($specialSQL = $objectType->getSpecialSQLQuery($fulltextCondition, $searchIndexCondition, (isset($additionalConditions[$objectTypeName]) ? $additionalConditions[$objectTypeName] : null), $orderBy))) {
+			$additionalConditionsConditionBuilder = (isset($additionalConditions[$objectTypeName]) ? $additionalConditions[$objectTypeName] : null);
+			if (($specialSQL = $objectType->getSpecialSQLQuery($fulltextCondition, $searchIndexCondition, $additionalConditionsConditionBuilder, $orderBy))) {
 				$sql .= "(".$specialSQL.")";
 			}
 			else {
-- 
2.20.1