From 91a8e1894bc6ba1d8311d7064be6a4687ada9f58 Mon Sep 17 00:00:00 2001
From: Jun Pataleta <jun@moodle.com>
Date: Tue, 30 Jul 2019 13:56:51 +0800
Subject: [PATCH] MDL-66281 tool_dataprivacy: Set sensitive data processing
 default value

---
 admin/tool/dataprivacy/classes/form/purpose.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/admin/tool/dataprivacy/classes/form/purpose.php b/admin/tool/dataprivacy/classes/form/purpose.php
index 72472e5c8d8..1de9317c41f 100644
--- a/admin/tool/dataprivacy/classes/form/purpose.php
+++ b/admin/tool/dataprivacy/classes/form/purpose.php
@@ -440,6 +440,9 @@ class purpose extends persistent {
         }
         if (!empty($data->sensitivedatareasons) && is_array($data->sensitivedatareasons)) {
             $data->sensitivedatareasons = implode(',', $data->sensitivedatareasons);
+        } else {
+            // Nothing selected. Set default value of null.
+            $data->sensitivedatareasons = null;
         }
 
         // A single value.