From 2d7ad201ac0738c58fdc589126372dad62eea7de Mon Sep 17 00:00:00 2001
From: Dan Poltawski <dan.poltawski@luns.net.uk>
Date: Tue, 1 Nov 2011 17:02:23 +0000
Subject: [PATCH] MDL-29812 partcipiant report - breaks when filtering by user

---
 course/report/participation/index.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/course/report/participation/index.php b/course/report/participation/index.php
index 659b198559f..d66fd7944cf 100644
--- a/course/report/participation/index.php
+++ b/course/report/participation/index.php
@@ -223,6 +223,7 @@
 
         $countsql = "SELECT COUNT(DISTINCT(ra.userid))
                        FROM {role_assignments} ra
+                       JOIN {user} u ON u.id = ra.userid
                       WHERE ra.contextid $relatedcontexts AND ra.roleid = :roleid";
 
         $totalcount = $DB->count_records_sql($countsql, $params);