From f27acff15a7793ab238394d8f423e95cd020a7c3 Mon Sep 17 00:00:00 2001
From: Lorenzo Battistini <lorenzo.battistini@agilebg.com>
Date: Fri, 19 Jun 2015 11:35:41 +0200
Subject: [PATCH] [FIX] calendar: missing ondelete cascade

calendar.attendee record should not exist without calendar.event
---
 addons/calendar/calendar.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/addons/calendar/calendar.py b/addons/calendar/calendar.py
index 1beca121120..d1aa4674029 100644
--- a/addons/calendar/calendar.py
+++ b/addons/calendar/calendar.py
@@ -95,7 +95,7 @@ class calendar_attendee(osv.Model):
         'email': fields.char('Email', help="Email of Invited Person"),
         'availability': fields.selection([('free', 'Free'), ('busy', 'Busy')], 'Free/Busy', readonly="True"),
         'access_token': fields.char('Invitation Token'),
-        'event_id': fields.many2one('calendar.event', 'Meeting linked'),
+        'event_id': fields.many2one('calendar.event', 'Meeting linked', ondelete='cascade'),
     }
     _defaults = {
         'state': 'needsAction',