From f7e410147f519c877b3bdaa441d1f8e036617cb1 Mon Sep 17 00:00:00 2001
From: Bart Visscher <bartv@thisnet.nl>
Date: Wed, 2 May 2012 21:34:34 +0200
Subject: [PATCH] Contacts: check for malformed VCards in calendar hook

---
 apps/contacts/lib/hooks.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apps/contacts/lib/hooks.php b/apps/contacts/lib/hooks.php
index 2e86246271..e3d5df3d51 100755
--- a/apps/contacts/lib/hooks.php
+++ b/apps/contacts/lib/hooks.php
@@ -64,6 +64,9 @@ class OC_Contacts_Hooks{
 		OC_Contacts_App::getAddressbook($aid);
 		foreach(OC_Contacts_VCard::all($aid) as $card){
 			$vcard = OC_VObject::parse($card['carddata']);
+			if (!$vcard) {
+				continue;
+			}
 			$birthday = $vcard->BDAY;
 			if ($birthday) {
 				$date = new DateTime($birthday);