fix: check if event status was changed to cancelled and generate appr…

…opriate message

Signed-off-by: SebastianKrupinski <[email protected]>

lib/ITip/Broker.php

@@ -503,10 +503,11 @@ protected function parseEventForOrganizer(VCalendar $calendar, array $eventInfo,
                 $icalMsg->add(clone $timezone);
             }
 
-            if (!$attendee['newInstances']) {
-                // If there are no instances the attendee is a part of, it
-                // means the attendee was removed and we need to send him a
-                // CANCEL.
+            if (!$attendee['newInstances'] || 'CANCELLED' === $eventInfo['status']) {
+                // If there are no instances the attendee is a part of, it means
+                // the attendee was removed and we need to send them a CANCEL message.
+                // Also If the meeting STATUS property was changed to CANCELLED
+                // we need to send the attendee a CANCEL message.
                 $message->method = 'CANCEL';
 
                 $icalMsg->METHOD = $message->method;

tests/VObject/ITip/BrokerUpdateEventTest.php

@@ -814,4 +814,66 @@ public function testInviteChangeExdateOrder(): void
 
         $this->parse($oldMessage, $newMessage, $expected, 'mailto:[email protected]');
     }
+
+    public function testInviteStatusCancelled(): void
+    {
+        $oldMessage = <<<ICS
+BEGIN:VCALENDAR
+VERSION:2.0
+BEGIN:VEVENT
+UID:foobar
+SEQUENCE:2
+ORGANIZER;CN=Strunk:mailto:[email protected]
+ATTENDEE;CN=One:mailto:[email protected]
+DTSTART:20140716T120000Z
+DTEND:20140716T130000Z
+STATUS:CONFIRMED
+END:VEVENT
+END:VCALENDAR
+ICS;
+
+        $newMessage = <<<ICS
+BEGIN:VCALENDAR
+VERSION:2.0
+BEGIN:VEVENT
+UID:foobar
+SEQUENCE:3
+ORGANIZER;CN=Strunk:mailto:[email protected]
+ATTENDEE;CN=One:mailto:[email protected]
+DTSTART:20140716T120000Z
+DTEND:20140716T130000Z
+STATUS:CANCELLED
+END:VEVENT
+END:VCALENDAR
+ICS;
+
+        $version = Version::VERSION;
+
+        $expected = [
+            [
+                'uid' => 'foobar',
+                'method' => 'CANCEL',
+                'component' => 'VEVENT',
+                'message' => <<<ICS
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Sabre//Sabre VObject $version//EN
+CALSCALE:GREGORIAN
+METHOD:CANCEL
+BEGIN:VEVENT
+UID:foobar
+DTSTAMP:**ANY**
+SEQUENCE:3
+DTSTART:20140716T120000Z
+DTEND:20140716T130000Z
+ORGANIZER;CN=Strunk:mailto:[email protected]
+ATTENDEE;CN=One:mailto:[email protected]
+END:VEVENT
+END:VCALENDAR
+ICS,
+            ],
+        ];
+
+        $this->parse($oldMessage, $newMessage, $expected, 'mailto:[email protected]');
+    }
 }