From 43c5373b4db74a2392f0603160280e393da47d7a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Lehrke?= <jlehrke@noc.de>
Date: Fri, 27 Nov 2009 06:46:32 +0000
Subject: [PATCH] Fix event recur_interval mismatch issue

---
 calendar/inc/class.calendar_so.inc.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/calendar/inc/class.calendar_so.inc.php b/calendar/inc/class.calendar_so.inc.php
index 2ad74e72f7..02982082dd 100644
--- a/calendar/inc/class.calendar_so.inc.php
+++ b/calendar/inc/class.calendar_so.inc.php
@@ -563,6 +563,12 @@ ORDER BY cal_user_type, cal_usre_id
 		unset($event['id']);
 		$set_recurrences = !$cal_id && $event['recur_type'] != MCAL_RECUR_NONE;
 
+		if ($event['recur_type'] != MCAL_RECUR_NONE &&
+			!(int)$event['recur_interval'])
+		{
+			$event['recur_interval'] = 1;
+		}
+
 		// add colum prefix 'cal_' if there's not already a 'recur_' prefix
 		foreach($event as $col => $val)
 		{