From c2282bc6ae9e1fde7f96a4a3e6ce82e61566efb9 Mon Sep 17 00:00:00 2001
From: Dan Marsden <dan@danmarsden.com>
Date: Thu, 4 May 2017 20:19:45 +1200
Subject: [PATCH] Fix #259 undefined property warnings when showing temp users.

---
 classes/structure.php | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/classes/structure.php b/classes/structure.php
index 8821b49..3284551 100644
--- a/classes/structure.php
+++ b/classes/structure.php
@@ -678,6 +678,8 @@ class mod_attendance_structure {
 
     // Convert a tempuser record into a user object.
     protected static function tempuser_to_user($tempuser) {
+        global $CFG;
+
         $ret = (object)array(
             'id' => $tempuser->studentid,
             'firstname' => $tempuser->fullname,
@@ -689,11 +691,17 @@ class mod_attendance_structure {
             'picture' => 0,
             'type' => 'temporary',
         );
-        foreach (get_all_user_name_fields() as $namefield) {
+        $allfields = get_all_user_name_fields();
+        if (!empty($CFG->showuseridentity)) {
+            $allfields =  array_merge($allfields, explode(',', $CFG->showuseridentity));
+        }
+
+        foreach ($allfields as $namefield) {
             if (!isset($ret->$namefield)) {
                 $ret->$namefield = '';
             }
         }
+
         return $ret;
     }