From 248f81277f8952fe884b4bc793ad07be407190a0 Mon Sep 17 00:00:00 2001
From: Christophe Matthieu <chm@openerp.com>
Date: Mon, 19 Nov 2012 11:43:32 +0100
Subject: [PATCH] [FIX] fields.html: behave as fields.text for empty values:
 store NULL

bzr revid: chm@openerp.com-20121119104332-bqm81nuik6pqsbf9
---
 openerp/osv/fields.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/openerp/osv/fields.py b/openerp/osv/fields.py
index 0d12a9a8bc3..c8cf5909ecc 100644
--- a/openerp/osv/fields.py
+++ b/openerp/osv/fields.py
@@ -234,6 +234,8 @@ class html(text):
     _type = 'html'
     _symbol_c = '%s'
     def _symbol_f(x):
+        if x is None or x == False:
+            return None
         return html_sanitize(x)
         
     _symbol_set = (_symbol_c, _symbol_f)