From c221a04459bb2820235b2e9946efede1453a1fd2 Mon Sep 17 00:00:00 2001
From: Joseph Baxter <joseph.baxter@nottingham.ac.uk>
Date: Thu, 5 Jun 2014 17:16:04 +0100
Subject: [PATCH] bug fix for issue on community branch - no per page param for
 students

---
 renderer.php | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/renderer.php b/renderer.php
index b506c2b..a14a9ce 100644
--- a/renderer.php
+++ b/renderer.php
@@ -104,7 +104,14 @@ class mod_attendance_renderer extends plugin_renderer_base {
         }
 
         $totalusers = count_enrolled_users(context_module::instance($fcontrols->cm->id), 'mod/attendance:canbelisted', $group);
-        $usersperpage = $fcontrols->pageparams->perpage;
+        
+        // No per page param on student view.
+        if (!empty($fcontrols->pageparams->perpage)) {
+            $usersperpage = $fcontrols->pageparams->perpage;
+        } else {
+            $usersperpage = 0;
+        }
+
         if (empty($fcontrols->pageparams->page) || !$fcontrols->pageparams->page || !$totalusers || !$usersperpage) {
             return $paging_controls;
         }