From c1be4a316e0ef6d06a7262261620dfb5b86c9222 Mon Sep 17 00:00:00 2001
From: Raphael Collet <rco@openerp.com>
Date: Tue, 19 Aug 2014 11:49:03 +0200
Subject: [PATCH] [FIX] sale_layout: store=True is causing trouble when
 generating invoices from a pos order

---
 addons/sale_layout/models/sale_layout.py | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/addons/sale_layout/models/sale_layout.py b/addons/sale_layout/models/sale_layout.py
index 7047a63db3b..b5c996aad23 100644
--- a/addons/sale_layout/models/sale_layout.py
+++ b/addons/sale_layout/models/sale_layout.py
@@ -75,18 +75,16 @@ class AccountInvoice(osv.Model):
         return grouplines(self, ordered_lines, sortkey)
 
 
+import openerp
+
 class AccountInvoiceLine(osv.Model):
     _inherit = 'account.invoice.line'
-    _columns = {
-        'sale_layout_cat_id': fields.many2one('sale_layout.category',
-                                              string='Section'),
-        'categ_sequence': fields.related('sale_layout_cat_id',
-                                         'sequence', type='integer',
-                                         string='Layout Sequence', store=True)
-        #  Store is intentionally set in order to keep the "historic" order.
-    }
     _order = 'invoice_id, categ_sequence, sequence, id'
 
+    sale_layout_cat_id = openerp.fields.Many2one('sale_layout.category', string='Section')
+    categ_sequence = openerp.fields.Integer(related='sale_layout_cat_id.sequence',
+                                            string='Layout Sequence', store=True)
+
 
 class SaleOrder(osv.Model):
     _inherit = 'sale.order'