From f43fd2c5ec6de659cd9c371ae6ffa3ab66b6e940 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolas=20=C3=89vrard?= <nicoe@b2ck.com>
Date: Mon, 30 May 2011 16:22:19 +0200
Subject: [PATCH] Fix invoiced quantity of service products

---
 purchase.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/purchase.py b/purchase.py
index e2f6bd0a65..66e3f10d3a 100644
--- a/purchase.py
+++ b/purchase.py
@@ -1080,7 +1080,9 @@ class PurchaseLine(ModelSQL, ModelView):
         res['note'] = line.note
         if line.type != 'line':
             return [res]
-        if line.purchase.invoice_method == 'order':
+        if (line.sale.invoice_method == 'order'
+                or not line.product
+                or line.product.type == 'service'):
             quantity = line.quantity
         else:
             quantity = 0.0