From f76f91d9075259d11d8ad7c06795ead39e24d4a4 Mon Sep 17 00:00:00 2001
From: Janusz Dobrowolski <janusz@frontaccounting.eu>
Date: Tue, 11 May 2010 11:26:43 +0000
Subject: [PATCH] Fix in array_search_keys

---
 includes/current_user.inc | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/includes/current_user.inc b/includes/current_user.inc
index 017a5405..c4d94539 100644
--- a/includes/current_user.inc
+++ b/includes/current_user.inc
@@ -481,12 +481,13 @@ function array_search_value($needle, $haystack, $valuekey=null)
 function array_search_keys($needle, $haystack, $valuekey=null)
 {
 	$keys = array();
-	foreach($haystack as $key => $value) {
-		$val = isset($valuekey) ? $value[$valuekey] : $value;
-		if ($needle == $val){
-			$keys[] = $key;
+	if($haystack)
+		foreach($haystack as $key => $value) {
+			$val = isset($valuekey) ? $value[$valuekey] : $value;
+			if ($needle == $val){
+				$keys[] = $key;
+			}
 		}
-	}
 	return $keys;
 }
 //
-- 
2.30.2