From c919b26d7eda222fc1ac5c0012e6b04b3ca6c04f Mon Sep 17 00:00:00 2001
From: Aaron Barnes <aaronb@catalyst.net.nz>
Date: Wed, 4 Aug 2010 02:21:19 +0000
Subject: [PATCH] course completion: MDL-2631 Prevent error when no roles are
 available

---
 course/completion.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/course/completion.php b/course/completion.php
index 137f084ebb5..861a576048b 100644
--- a/course/completion.php
+++ b/course/completion.php
@@ -132,6 +132,10 @@ if ($form->is_cancelled()){
     $aggregation->insert();
 
     // Role aggregation
+    if (empty($data->role_aggregation)) {
+        $data->role_aggregation = 0;
+    }
+
     $aggregation = new completion_aggregation();
     $aggregation->course = $data->id;
     $aggregation->criteriatype = COMPLETION_CRITERIA_TYPE_ROLE;
-- 
2.17.1