From d53cc3da71d9fcd5a98d6e5b172dd99da8f0ee53 Mon Sep 17 00:00:00 2001
From: Tony Butler <tonyjbutler@gmail.com>
Date: Fri, 13 Jun 2014 10:36:09 +0100
Subject: [PATCH] MDL-43908 mod_assign: Prevent notifications for unavailable
 assignments

Signed-off-by: Tony Butler <tonyjbutler@gmail.com>

Conflicts:
	mod/assign/locallib.php
---
 mod/assign/locallib.php | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/mod/assign/locallib.php b/mod/assign/locallib.php
index f82f6dd5a71..2c804e200e3 100644
--- a/mod/assign/locallib.php
+++ b/mod/assign/locallib.php
@@ -5757,7 +5757,16 @@ class assign {
             }
         }
         $mform->addElement('selectyesno', 'sendstudentnotifications', get_string('sendstudentnotifications', 'assign'));
-        $mform->setDefault('sendstudentnotifications', 1);
+        // Get assignment visibility information for student.
+        $modinfo = get_fast_modinfo($settings->course, $userid);
+        $cm = $modinfo->get_cm($this->get_course_module()->id);
+        // Don't allow notification to be sent if student can't access assignment.
+        if (!$cm->uservisible) {
+            $mform->setDefault('sendstudentnotifications', 0);
+            $mform->freeze('sendstudentnotifications');
+        } else {
+            $mform->setDefault('sendstudentnotifications', 1);
+        }
 
         $mform->addElement('hidden', 'action', 'submitgrade');
         $mform->setType('action', PARAM_ALPHA);