started module account_invoice_reference to modify the way the reference of moves are generated

account_invoice_reference/account_move.py

@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    Author: Guewen Baconnier
+#    Copyright 2014 Camptocamp SA
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from openerp.osv import orm, fields
+
+
+class account_move(orm.Model):
+    _inherit = 'account.move'
+
+    def _ref_from_invoice(self, cr, uid, invoice, context=None):
+        if invoice.type == 'out_invoice':
+            return invoice.origin or invoice.name
+        elif invoice.type == 'in_invoice':
+            # the supplier invoice number is now mandatory, but
+            # if historical invoices should not have one, we fallback
+            # to the name of the invoice
+            return invoice.supplier_invoice_number or invoice.name
+
+    def create(self, cr, uid, vals, context=None):
+        if context is None:
+            context = {}
+        # invoice from which the move is generated
+        invoice = context.get('invoice')
+        if invoice:
+            assert isinstance(invoice, orm.browse_record)
+            ref = self._ref_from_invoice(cr, uid, invoice, context=context)
+            if ref:
+                vals = vals.copy()
+                vals['ref'] = ref
+        move_id = super(account_move, self).\
+            create(cr, uid, vals, context=context)
+        return move_id