From 8b4e28f87e5f918eda5b20ec85c036822134db5e Mon Sep 17 00:00:00 2001
From: Dan Marsden <dan@danmarsden.com>
Date: Tue, 10 Jan 2012 13:57:44 +1300
Subject: [PATCH] MDL-31086 Calendar : fix sql to get distinct list of courses

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

diff --git a/calendar/lib.php b/calendar/lib.php
index 046c0a9b307..b647bf216c1 100644
--- a/calendar/lib.php
+++ b/calendar/lib.php
@@ -1351,7 +1351,7 @@ function calendar_get_default_courses() {
     $courses = array();
     if (!empty($CFG->calendar_adminseesall) && has_capability('moodle/calendar:manageentries', get_context_instance(CONTEXT_SYSTEM))) {
         list ($select, $join) = context_instance_preload_sql('c.id', CONTEXT_COURSE, 'ctx');
-        $sql = "SELECT c.* $select
+        $sql = "SELECT DISTINCT c.* $select
                   FROM {course} c
                   JOIN {event} e ON e.courseid = c.id
                   $join";