From 77e2e3f2b88dd7b0070d491ed60601229f8402c2 Mon Sep 17 00:00:00 2001
From: tjhunt <tjhunt>
Date: Thu, 10 Jan 2008 14:17:37 +0000
Subject: [PATCH] Fix notice when you try to import an empty XML file.

---
 grade/import/xml/lib.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/grade/import/xml/lib.php b/grade/import/xml/lib.php
index e019cdc4492..c581f898e7a 100644
--- a/grade/import/xml/lib.php
+++ b/grade/import/xml/lib.php
@@ -37,7 +37,8 @@ function import_xml_grades($text, $course, &$error) {
 
     $content = xmlize($text);
 
-    if ($results = $content['results']['#']['result']) {
+    if (!empty($content['results']['#']['result'])) {
+        $results = $content['results']['#']['result'];
 
         foreach ($results as $i => $result) {
             if (!$grade_items = grade_item::fetch_all(array('idnumber'=>$result['#']['assignment'][0]['#'], 'courseid'=>$course->id))) {