From ced9b94a04bfe07187c09efd72291b982f79bb71 Mon Sep 17 00:00:00 2001
From: Ankit Agarwal <ankit@moodle.com>
Date: Thu, 12 Jan 2017 15:56:40 +0530
Subject: [PATCH] MDL-57362 assignlib: Check for sep groups edge case

---
 mod/assign/locallib.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/mod/assign/locallib.php b/mod/assign/locallib.php
index ddbfa74f9e2..7860857b270 100644
--- a/mod/assign/locallib.php
+++ b/mod/assign/locallib.php
@@ -2837,7 +2837,11 @@ class assign {
         if (!has_any_capability(array('mod/assign:viewgrades', 'mod/assign:grade'), $this->context)) {
             return false;
         }
-
+        // Checks for the edge case when user belongs to no groups and groupmode is sep.
+        if ($this->get_course_module()->effectivegroupmode == SEPARATEGROUPS) {
+            $groupflag = !empty(groups_get_activity_allowed_groups($this->get_course_module()));
+            return (bool)$groupflag;
+        }
         return true;
     }