From 89005391eb4faa74ed509a2e7018956f575f5cbd Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <bruederli@kolabsys.com>
Date: Tue, 18 Mar 2014 18:05:48 +0100
Subject: [PATCH] Add support for COMMENT property used in iTip messages

---
 plugins/libcalendaring/libvcalendar.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/plugins/libcalendaring/libvcalendar.php b/plugins/libcalendaring/libvcalendar.php
index 0bfa521e..4766de6c 100644
--- a/plugins/libcalendaring/libvcalendar.php
+++ b/plugins/libcalendaring/libvcalendar.php
@@ -518,6 +518,10 @@ class libvcalendar implements Iterator
                 }
                 break;
 
+            case 'COMMENT':
+                $event['comment'] = $prop->value;
+                break;
+
             default:
                 if (substr($prop->name, 0, 2) == 'X-')
                     $event['x-custom'][] = array($prop->name, strval($prop->value));
@@ -981,6 +985,9 @@ class libvcalendar implements Iterator
             $ve->add('RELATED-TO', $event['parent_id'], array('RELTYPE' => 'PARENT'));
         }
 
+        if ($event['comment'])
+            $ve->add('COMMENT', $event['comment']);
+
         // export attachments
         if (!empty($event['attachments'])) {
             foreach ((array)$event['attachments'] as $attach) {