MDL-58803 calendar: Use fully qualified name for call to rrule_manager

diff --git a/calendar/lib.php b/calendar/lib.php
index 5df2607..b3ffe7f 100644 (file)
--- a/calendar/lib.php
+++ b/calendar/lib.php
@@ -3067,7 +3067,7 @@ function calendar_add_icalendar_event($event, $courseid, $subscriptionid, $timez
         if (!empty($event->properties['RRULE'])) {
             // Repeating events.
             date_default_timezone_set($tz); // Change time zone to parse all events.
-            $rrule = new rrule_manager($event->properties['RRULE'][0]->value);
+            $rrule = new \core_calendar\rrule_manager($event->properties['RRULE'][0]->value);
             $rrule->parse_rrule();
             $rrule->create_events($createdevent);
             \core_date::set_default_server_timezone(); // Change time zone back to what it was.