From 0696bafa737bc81503e2b56aa7787ac80834945a Mon Sep 17 00:00:00 2001
From: tjhunt <tjhunt>
Date: Wed, 29 Oct 2008 01:33:26 +0000
Subject: [PATCH] participants list: MDL-17055 temporary fix for this
 regression. Do the DISTINCT bit in PHP rather than SQL.

---
 user/index.php | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/user/index.php b/user/index.php
index 07133245118..be7ce7db255 100644
--- a/user/index.php
+++ b/user/index.php
@@ -531,13 +531,10 @@
     // of rows anyway. On a large course it will explode badly...
     //
     if ($mode===MODE_ENROLDETAILS) {
-        if ($context->id != $frontpagectx->id) {
-            $userids = $DB->get_fieldset_sql("SELECT DISTINCT u.id $from $where $wheresearch $sort", $params,
-                                             $table->get_page_start(),  $table->get_page_size());
-        } else {
-            $userids = $DB->get_fieldset_sql("SELECT u.id $from $where $wheresearch $sort", $params,
-                                             $table->get_page_start(),  $table->get_page_size());
-        }
+        $userids = $DB->get_fieldset_sql("SELECT u.id $from $where $wheresearch $sort", $params,
+                                         $table->get_page_start(),  $table->get_page_size());
+        $userids = array_unique($userids);
+
         $userlist_extra = get_participants_extra($userids, $avoidroles, $course, $context);
     }