From 8d2accb64c4693d6067a98028d2f7c02f1167b2f Mon Sep 17 00:00:00 2001
From: moodler <moodler>
Date: Mon, 26 May 2003 07:54:53 +0000
Subject: [PATCH] More robust check of argument

---
 lib/weblib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/weblib.php b/lib/weblib.php
index 2ad2651fbb..ac2130b9f8 100644
--- a/lib/weblib.php
+++ b/lib/weblib.php
@@ -726,7 +726,7 @@ function print_footer ($course=NULL) {
 function user_login_string($course, $user=NULL) {
     global $USER, $CFG;
 
-    if (!$user) {
+    if (empty($user)) {
         $user = $USER;
     }
 
-- 
2.39.5