From 85518c6a54080b82c6587bfd889d1ab481eb523f Mon Sep 17 00:00:00 2001
From: Laurent Destailleur <eldy@destailleur.fr>
Date: Fri, 3 Mar 2017 14:04:40 +0100
Subject: [PATCH] FIX #6479

---
 htdocs/core/class/vcard.class.php | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/htdocs/core/class/vcard.class.php b/htdocs/core/class/vcard.class.php
index ec3d381354b..8bdeb3e43b7 100644
--- a/htdocs/core/class/vcard.class.php
+++ b/htdocs/core/class/vcard.class.php
@@ -1,6 +1,6 @@
 <?php
 /* Copyright (C)           Kai Blankenhorn      <kaib@bitfolge.de>
- * Copyright (C) 2005-2010 Laurent Destailleur  <eldy@users.sourceforge.org>
+ * Copyright (C) 2005-2017 Laurent Destailleur  <eldy@users.sourceforge.org>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -14,11 +14,6 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- *      v2.0		Initial creation		Kai Blankenhorn
- * 2007	v3.0		Laurent Destailleur		eldy@users.sourceforge.net
- *					Added functions (as in http://www.ietf.org/rfc/rfc2426.txt):
- *					setTitle  setOrg setProdId	setUID
  */
 
 /**
@@ -160,8 +155,9 @@ class vCard
      *	@return	void
      */
     function setBirthday($date)
-    { // $date format is YYYY-MM-DD
-        $this->properties["BDAY"] = $date;
+    { 
+        // $date format is YYYY-MM-DD - RFC 2425 and RFC 2426
+        $this->properties["BDAY"] = dol_print_date($date, 'dayrfc');
     }
 
     /**
-- 
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