From a77476790311245266c86f1acbc39ff4ee55929e Mon Sep 17 00:00:00 2001
From: dongsheng <dongsheng>
Date: Thu, 26 Mar 2009 13:32:28 +0000
Subject: [PATCH] "MDL-17966, fixed installation blocker, merged from 1.9"

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

diff --git a/lib/adminlib.php b/lib/adminlib.php
index ac5a36e8dc..f259ed8f80 100644
--- a/lib/adminlib.php
+++ b/lib/adminlib.php
@@ -2381,7 +2381,7 @@ class admin_setting_sitesetcheckbox extends admin_setting_configcheckbox {
 class admin_setting_sitesettext extends admin_setting_configtext {
     public function get_setting() {
         $site = get_site();
-        return $site->{$this->name};
+        return $site->{$this->name} != '' ? $site->{$this->name} : NULL;
     }
 
     public function validate($data) {
-- 
2.39.5