From 5e8e87aaee2d8f003b4b95fe555ca6b40ab214dd Mon Sep 17 00:00:00 2001
From: Simey Lameze <simey@moodle.com>
Date: Mon, 20 Nov 2017 12:06:47 +0800
Subject: [PATCH] MDL-60806 core_calendar: return hidden categories

---
 calendar/lib.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/calendar/lib.php b/calendar/lib.php
index 4790d705e8a..26af6c18c7a 100644
--- a/calendar/lib.php
+++ b/calendar/lib.php
@@ -1056,7 +1056,7 @@ class calendar_information {
             }
 
             $courses = [$course->id => $course];
-            $category = (\coursecat::get($course->category))->get_db_record();
+            $category = (\coursecat::get($course->category, MUST_EXIST, true))->get_db_record();
         } else if (!empty($categoryid)) {
             $course = get_site();
             $courses = calendar_get_default_courses();
@@ -1147,7 +1147,7 @@ class calendar_information {
             // A specific course was requested.
             // Fetch the category that this course is in, along with all parents.
             // Do not include child categories of this category, as the user many not have enrolments in those siblings or children.
-            $category = \coursecat::get($course->category);
+            $category = \coursecat::get($course->category, MUST_EXIST, true);
             $this->categoryid = $category->id;
 
             $this->categories = $category->get_parents();