Merge with addons/trunk revno 8168.
[odoo/odoo.git] / addons / stock / stock.py
index 91978db..2e9011f 100644 (file)
@@ -346,22 +346,28 @@ class stock_location(osv.osv):
         })
         return product_obj.get_product_available(cr, uid, product_ids, context=context)
 
-    def _product_get(self, cr, uid, id, product_ids=False, context=None, states=['done']):
+    def _product_get(self, cr, uid, id, product_ids=False, context=None, states=None):
         """
         @param product_ids:
         @param states:
         @return:
         """
+        if states is None:
+            states = ['done']
         ids = id and [id] or []
         return self._product_get_multi_location(cr, uid, ids, product_ids, context=context, states=states)
 
-    def _product_all_get(self, cr, uid, id, product_ids=False, context=None, states=['done']):
+    def _product_all_get(self, cr, uid, id, product_ids=False, context=None, states=None):
+        if states is None:
+            states = ['done']
         # build the list of ids of children of the location given by id
         ids = id and [id] or []
         location_ids = self.search(cr, uid, [('location_id', 'child_of', ids)])
         return self._product_get_multi_location(cr, uid, location_ids, product_ids, context, states)
 
-    def _product_virtual_get(self, cr, uid, id, product_ids=False, context=None, states=['done']):
+    def _product_virtual_get(self, cr, uid, id, product_ids=False, context=None, states=None):
+        if states is None:
+            states = ['done']
         return self._product_all_get(cr, uid, id, product_ids, context, ['confirmed', 'waiting', 'assigned', 'done'])
 
     def _product_reserve(self, cr, uid, ids, product_id, product_qty, context=None, lock=False):
@@ -419,7 +425,7 @@ class stock_location(osv.osv):
                     # so we ROLLBACK to the SAVEPOINT to restore the transaction to its earlier
                     # state, we return False as if the products were not available, and log it:
                     cr.execute("ROLLBACK TO stock_location_product_reserve")
-                    _logger.warn("Failed attempt to reserve %s x product %s, likely due to another transaction already in progress. Next attempt is likely to work. Detailed error available at DEBUG level.", product_qty, product_id)
+                    _logger.warning("Failed attempt to reserve %s x product %s, likely due to another transaction already in progress. Next attempt is likely to work. Detailed error available at DEBUG level.", product_qty, product_id)
                     _logger.debug("Trace of the failed product reservation attempt: ", exc_info=True)
                     return False
 
@@ -510,15 +516,19 @@ class stock_tracking(osv.osv):
         return self.name_get(cr, user, ids, context)
 
     def name_get(self, cr, uid, ids, context=None):
+        """Append the serial to the name"""
         if not len(ids):
             return []
-        res = [(r['id'], r['name']+' ['+(r['serial'] or '')+']') for r in self.read(cr, uid, ids, ['name', 'serial'], context)]
+        res = [ (r['id'], r['serial'] and '%s [%s]' % (r['name'], r['serial'])
+                                      or r['name'] )
+                for r in self.read(cr, uid, ids, ['name', 'serial'],
+                                   context=context) ]
         return res
 
     def unlink(self, cr, uid, ids, context=None):
-        raise osv.except_osv(_('Error'), _('You can not remove a lot line !'))
+        raise osv.except_osv(_('Error!'), _('You cannot remove a lot line.'))
 
-    def action_traceability(self, cr, uid, ids, context={}):
+    def action_traceability(self, cr, uid, ids, context=None):
         """ It traces the information of a product
         @param self: The object pointer.
         @param cr: A database cursor
@@ -605,10 +615,10 @@ class stock_picking(osv.osv):
             res[pick]['min_date'] = dt1
             res[pick]['max_date'] = dt2
         return res
-    
+
     def create(self, cr, user, vals, context=None):
         if ('name' not in vals) or (vals.get('name')=='/'):
-            seq_obj_name =  'stock.picking.' + vals['type']
+            seq_obj_name =  self._name
             vals['name'] = self.pool.get('ir.sequence').get(cr, user, seq_obj_name)
         new_id = super(stock_picking, self).create(cr, user, vals, context)
         if new_id:
@@ -617,9 +627,9 @@ class stock_picking(osv.osv):
 
     _columns = {
         'name': fields.char('Reference', size=64, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
-        'origin': fields.char('Source', size=64, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Reference of the document", select=True),
+        'origin': fields.char('Source Document', size=64, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Reference of the document", select=True),
         'backorder_id': fields.many2one('stock.picking', 'Back Order of', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True),
-        'type': fields.selection([('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], 'Shipping Type', required=True, select=True, readonly=True, help="Shipping type specify, goods coming in or going out."),
+        'type': fields.selection([('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], 'Shipping Type', required=True, select=True, help="Shipping type specify, goods coming in or going out."),
         'note': fields.text('Notes', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
         'stock_journal_id': fields.many2one('stock.journal','Stock Journal', select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
         'location_id': fields.many2one('stock.location', 'Location', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Keep empty if you produce at the location where the finished products are needed." \
@@ -643,8 +653,8 @@ class stock_picking(osv.osv):
             * Cancelled: has been cancelled, can't be confirmed anymore"""
         ),
         'min_date': fields.function(get_min_max_date, fnct_inv=_set_minimum_date, multi="min_max_date",
-                 store=True, type='datetime', string='Scheduled Date', select=1, help="Scheduled date for the shipment to be processed"),
-        'date': fields.datetime('Order Date', help="Date of order", select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
+                 store=True, type='datetime', string='Scheduled Time', select=1, help="Scheduled time for the shipment to be processed"),
+        'date': fields.datetime('Time', help="Creation time, usually the time of the order.", select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
         'date_done': fields.datetime('Date Done', help="Date of Completion", states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
         'max_date': fields.function(get_min_max_date, fnct_inv=_set_maximum_date, multi="min_max_date",
                  store=True, type='datetime', string='Max. Expected Date', select=2),
@@ -673,6 +683,14 @@ class stock_picking(osv.osv):
     ]
 
     def action_process(self, cr, uid, ids, context=None):
+        if context is None:
+            context = {}
+        """Open the partial picking wizard"""
+        context.update({
+            'active_model': self._name,
+            'active_ids': ids,
+            'active_id': len(ids) and ids[0] or False
+        })
         return {
             'view_type': 'form',
             'view_mode': 'form',
@@ -702,25 +720,37 @@ class stock_picking(osv.osv):
             for move in picking_obj.move_lines:
                 move_obj.write(cr, uid, [move.id], {'tracking_id': False,'prodlot_id':False, 'move_history_ids2': [(6, 0, [])], 'move_history_ids': [(6, 0, [])]})
         return res
-
-    def onchange_partner_in(self, cr, uid, context=None, partner_id=None):
+    
+    def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
+        if view_type == 'form' and not view_id:
+            mod_obj = self.pool.get('ir.model.data')
+            if self._name == "stock.picking.in":
+                model,view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_in_form')
+            if self._name == "stock.picking.out":
+                model,view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_out_form')
+        return super(stock_picking,self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
+
+    def onchange_partner_in(self, cr, uid, ids, partner_id=None, context=None):
         return {}
 
     def action_explode(self, cr, uid, moves, context=None):
+        """Hook to allow other modules to split the moves of a picking."""
         return moves
 
     def action_confirm(self, cr, uid, ids, context=None):
         """ Confirms picking.
         @return: True
         """
+        pickings = self.browse(cr, uid, ids, context=context)
+        for picking in pickings:
+            if picking.state <> 'confirmed':
+                self.confirm_send_note(cr, uid, [picking.id], context=context)
         self.write(cr, uid, ids, {'state': 'confirmed'})
         todo = []
-        for picking in self.browse(cr, uid, ids, context=context):
+        for picking in pickings:
             for r in picking.move_lines:
                 if r.state == 'draft':
                     todo.append(r.id)
-
-
         todo = self.action_explode(cr, uid, todo, context)
         if len(todo):
             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
@@ -740,7 +770,7 @@ class stock_picking(osv.osv):
                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_confirm', cr)
             move_ids = [x.id for x in pick.move_lines if x.state == 'confirmed']
             if not move_ids:
-                raise osv.except_osv(_('Warning !'),_('Not enough stock, unable to reserve the products.'))
+                raise osv.except_osv(_('Warning!'),_('Not enough stock, unable to reserve the products.'))
             self.pool.get('stock.move').action_assign(cr, uid, move_ids)
         return True
 
@@ -762,7 +792,7 @@ class stock_picking(osv.osv):
         wf_service = netsvc.LocalService("workflow")
         for pick in self.browse(cr, uid, ids):
             if not pick.move_lines:
-                raise osv.except_osv(_('Error !'),_('You can not process picking without stock moves'))
+                raise osv.except_osv(_('Error!'),_('You cannot process picking without stock moves.'))
             wf_service.trg_validate(uid, 'stock.picking', pick.id,
                 'button_confirm', cr)
         return True
@@ -846,14 +876,20 @@ class stock_picking(osv.osv):
     # TODO: change and create a move if not parents
     #
     def action_done(self, cr, uid, ids, context=None):
-        """ Changes picking state to done.
+        """Changes picking state to done.
+        
+        This method is called at the end of the workflow by the activity "done".
         @return: True
         """
         self.write(cr, uid, ids, {'state': 'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')})
         return True
 
     def action_move(self, cr, uid, ids, context=None):
-        """ Changes move state to assigned.
+        """Process the Stock Moves of the Picking
+        
+        This method is called by the workflow by the activity "move".
+        Normally that happens when the signal button_done is received (button 
+        "Done" pressed on a Picking view). 
         @return: True
         """
         for pick in self.browse(cr, uid, ids, context=context):
@@ -1156,15 +1192,16 @@ class stock_picking(osv.osv):
                 return True
             for move in pick.move_lines:
                 if move.state == 'done':
-                    raise osv.except_osv(_('Error'), _('You cannot cancel picking because stock move is in done state !'))
+                    raise osv.except_osv(_('Error!'), _('You cannot cancel the picking as some moves have been done. You should cancel the picking lines.'))
         return True
+
     def unlink(self, cr, uid, ids, context=None):
         move_obj = self.pool.get('stock.move')
         if context is None:
             context = {}
         for pick in self.browse(cr, uid, ids, context=context):
             if pick.state in ['done','cancel']:
-                raise osv.except_osv(_('Error'), _('You cannot remove the picking which is in %s state !')%(pick.state,))
+                raise osv.except_osv(_('Error!'), _('You cannot remove the picking which is in %s state!')%(pick.state,))
             else:
                 ids2 = [move.id for move in pick.move_lines]
                 ctx = context.copy()
@@ -1257,9 +1294,14 @@ class stock_picking(osv.osv):
             for move in too_few:
                 product_qty = move_product_qty[move.id]
                 if not new_picking:
+                    new_picking_name = pick.name
+                    self.write(cr, uid, [pick.id], 
+                               {'name': sequence_obj.get(cr, uid,
+                                            'stock.picking.%s'%(pick.type)),
+                               })
                     new_picking = self.copy(cr, uid, pick.id,
                             {
-                                'name': sequence_obj.get(cr, uid, 'stock.picking.%s'%(pick.type)),
+                                'name': new_picking_name,
                                 'move_lines' : [],
                                 'state':'draft',
                             })
@@ -1279,9 +1321,10 @@ class stock_picking(osv.osv):
                     move_obj.copy(cr, uid, move.id, defaults)
                 move_obj.write(cr, uid, [move.id],
                         {
-                            'product_qty' : move.product_qty - partial_qty[move.id],
+                            'product_qty': move.product_qty - partial_qty[move.id],
                             'product_uos_qty': move.product_qty - partial_qty[move.id], #TODO: put correct uos_qty
-
+                            'prodlot_id': False,
+                            'tracking_id': False,
                         })
 
             if new_picking:
@@ -1310,22 +1353,38 @@ class stock_picking(osv.osv):
                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_confirm', cr)
                 # Then we finish the good picking
                 self.write(cr, uid, [pick.id], {'backorder_id': new_picking})
-                self.action_move(cr, uid, [new_picking])
+                self.action_move(cr, uid, [new_picking], context=context)
                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_done', cr)
                 wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
                 delivered_pack_id = new_picking
                 back_order_name = self.browse(cr, uid, delivered_pack_id, context=context).name
                 self.back_order_send_note(cr, uid, ids, back_order_name, context)
             else:
-                self.action_move(cr, uid, [pick.id])
+                self.action_move(cr, uid, [pick.id], context=context)
                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_done', cr)
                 delivered_pack_id = pick.id
                 self.ship_done_send_note(cr, uid, ids, context)
 
             delivered_pack = self.browse(cr, uid, delivered_pack_id, context=context)
             res[pick.id] = {'delivered_picking': delivered_pack.id or False}
-            
+
         return res
+    
+    # views associated to each picking type
+    _VIEW_LIST = {
+        'out': 'view_picking_out_form',
+        'in': 'view_picking_in_form',
+        'internal': 'view_picking_form',
+    }
+    def _get_view_id(self, cr, uid, type):
+        """Get the view id suiting the given type
+        
+        @param type: the picking type as a string
+        @return: view i, or False if no view found
+        """
+        res = self.pool.get('ir.model.data').get_object_reference(cr, uid, 
+            'stock', self._VIEW_LIST.get(type, 'view_picking_form'))            
+        return res and res[1] or False
 
     def log_picking(self, cr, uid, ids, context=None):
         """ This function will create log messages for picking.
@@ -1336,7 +1395,6 @@ class stock_picking(osv.osv):
         """
         if context is None:
             context = {}
-        data_obj = self.pool.get('ir.model.data')
         for pick in self.browse(cr, uid, ids, context=context):
             msg=''
             if pick.auto_picking:
@@ -1346,11 +1404,6 @@ class stock_picking(osv.osv):
                 'in':_('Reception'),
                 'internal': _('Internal picking'),
             }
-            view_list = {
-                'out': 'view_picking_out_form',
-                'in': 'view_picking_in_form',
-                'internal': 'view_picking_form',
-            }
             message = type_list.get(pick.type, _('Document')) + " '" + (pick.name or '?') + "' "
             if pick.min_date:
                 msg= _(' for the ')+ datetime.strptime(pick.min_date, '%Y-%m-%d %H:%M:%S').strftime('%m/%d/%Y')
@@ -1362,46 +1415,49 @@ class stock_picking(osv.osv):
                 'auto': _('is waiting.'),
                 'draft': _('is in draft state.'),
             }
-            res = data_obj.get_object_reference(cr, uid, 'stock', view_list.get(pick.type, 'view_picking_form'))
-            context.update({'view_id': res and res[1] or False})
+            context['view_id'] = self._get_view_id(cr, uid, pick.type)
             message += state_list[pick.state]
         return True
-    
+
     # -----------------------------------------
     # OpenChatter methods and notifications
     # -----------------------------------------
-    
-    def _get_document_type(self, type):
+
+    def _get_document_type(self, cr, uid, obj, context=None):
         type_dict = {
-                'out': 'Delivery order',
-                'in': 'Shipment',
-                'internal': 'Internal picking',
+                'out': _('Delivery order'),
+                'in': _('Shipment'),
+                'internal': _('Internal picking'),
         }
-        return type_dict.get(type, 'Stock picking')
-    
+        return type_dict.get(obj.type, _('Picking'))
+
     def create_send_note(self, cr, uid, ids, context=None):
         for obj in self.browse(cr, uid, ids, context=context):
-            self.message_append_note(cr, uid, [obj.id], body=_("%s has been <b>created</b>.") % (self._get_document_type(obj.type)), context=context)
-    
+            self.message_post(cr, uid, [obj.id], body=_("%s has been <b>created</b>.") % (self._get_document_type(cr, uid, obj, context=context)), context=context)
+
+    def confirm_send_note(self, cr, uid, ids, context=None):
+        for obj in self.browse(cr, uid, ids, context=context):
+            self.message_post(cr, uid, [obj.id], body=_("%s has been <b>confirmed</b>.") % (self._get_document_type(cr, uid, obj, context=context)), context=context)
+
     def scrap_send_note(self, cr, uid, ids, quantity, uom, name, context=None):
-        return self.message_append_note(cr, uid, ids, body= _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, name), context=context)
-    
+        return self.message_post(cr, uid, ids, body= _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, name), context=context)
+
     def back_order_send_note(self, cr, uid, ids, back_name, context=None):
-        return self.message_append_note(cr, uid, ids, body=_("Back order <em>%s</em> has been <b>created</b>.") % (back_name), context=context)
-    
+        return self.message_post(cr, uid, ids, body=_("Back order <em>%s</em> has been <b>created</b>.") % (back_name), context=context)
+
     def ship_done_send_note(self, cr, uid, ids, context=None):
         type_dict = {
-                'out': 'delivered',
-                'in': 'received',
-                'internal': 'moved',
+                'out': _("Products have been <b>delivered</b>."),
+                'in': _("Products have been <b>received</b>."),
+                'internal': _("Products have been <b>moved</b>."),
         }
         for obj in self.browse(cr, uid, ids, context=context):
-            self.message_append_note(cr, uid, [obj.id], body=_("Products have been <b>%s</b>.") % (type_dict.get(obj.type, 'move done')), context=context)
-    
+            self.message_post(cr, uid, [obj.id], body=_("Products have been <b>%s</b>.") % (type_dict.get(obj.type, 'move done')), context=context)
+
     def ship_cancel_send_note(self, cr, uid, ids, context=None):
         for obj in self.browse(cr, uid, ids, context=context):
-            self.message_append_note(cr, uid, [obj.id], body=_("%s has been <b>cancelled</b>.") % (self._get_document_type(obj.type)), context=context)
-            
+            self.message_post(cr, uid, [obj.id], body=_("%s has been <b>cancelled</b>.") % (self._get_document_type(cr, uid, obj, context=context)), context=context)
+
 
 stock_picking()
 
@@ -1487,7 +1543,7 @@ class stock_production_lot(osv.osv):
         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
         'date': fields.datetime('Creation Date', required=True),
         'stock_available': fields.function(_get_stock, fnct_search=_stock_search, type="float", string="Available", select=True,
-            help="Current quantity of products with this Production Lot Number available in company warehouses",
+            help="Current quantity of products with this Serial Number available in company warehouses",
             digits_compute=dp.get_precision('Product Unit of Measure')),
         'revisions': fields.one2many('stock.production.lot.revision', 'lot_id', 'Revisions'),
         'company_id': fields.many2one('res.company', 'Company', select=True),
@@ -1499,7 +1555,7 @@ class stock_production_lot(osv.osv):
         'product_id': lambda x, y, z, c: c.get('product_id', False),
     }
     _sql_constraints = [
-        ('name_ref_uniq', 'unique (name, ref)', 'The combination of serial number and internal reference must be unique !'),
+        ('name_ref_uniq', 'unique (name, ref)', 'The combination of Serial Number and internal reference must be unique !'),
     ]
     def action_traceability(self, cr, uid, ids, context=None):
         """ It traces the information of a product
@@ -1549,6 +1605,7 @@ class stock_move(osv.osv):
         cr.execute('select id from stock_tracking where create_uid=%s order by id desc limit 1', (uid,))
         res = cr.fetchone()
         return (res and res[0]) or False
+
     _name = "stock.move"
     _description = "Stock Move"
     _order = 'date_expected desc, id'
@@ -1578,7 +1635,13 @@ class stock_move(osv.osv):
     def name_get(self, cr, uid, ids, context=None):
         res = []
         for line in self.browse(cr, uid, ids, context=context):
-            res.append((line.id, (line.product_id.code or '/')+': '+line.location_id.name+' > '+line.location_dest_id.name))
+            name = line.location_id.name+' > '+line.location_dest_id.name
+            # optional prefixes
+            if line.product_id.code:
+                name = line.product_id.code + ': ' + name
+            if line.picking_id.origin:
+                name = line.picking_id.origin + '/ ' + name
+            res.append((line.id, name))
         return res
 
     def _check_tracking(self, cr, uid, ids, context=None):
@@ -1592,7 +1655,8 @@ class stock_move(osv.osv):
                    (move.product_id.track_production and move.location_id.usage == 'production') or \
                    (move.product_id.track_production and move.location_dest_id.usage == 'production') or \
                    (move.product_id.track_incoming and move.location_id.usage == 'supplier') or \
-                   (move.product_id.track_outgoing and move.location_dest_id.usage == 'customer') \
+                   (move.product_id.track_outgoing and move.location_dest_id.usage == 'customer') or \
+                   (move.product_id.track_incoming and move.location_id.usage == 'inventory') \
                )):
                 return False
         return True
@@ -1614,7 +1678,16 @@ class stock_move(osv.osv):
         'date_expected': fields.datetime('Scheduled Date', states={'done': [('readonly', True)]},required=True, select=True, help="Scheduled date for the processing of this move"),
         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type','<>','service')],states={'done': [('readonly', True)]}),
 
-        'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), required=True,states={'done': [('readonly', True)]}),
+        'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'),
+            required=True,states={'done': [('readonly', True)]},
+            help="This is the quantity of products from an inventory "
+                "point of view. For moves in the state 'done', this is the "
+                "quantity of products that were actually moved. For other "
+                "moves, this is the quantity of product that is planned to "
+                "be moved. Lowering this quantity does not generate a "
+                "backorder. Changing this quantity on assigned moves affects "
+                "the product reservation, and should be done with care."
+        ),
         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True,states={'done': [('readonly', True)]}),
         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
@@ -1649,26 +1722,30 @@ class stock_move(osv.osv):
         'price_unit': fields.float('Unit Price', digits_compute= dp.get_precision('Account'), help="Technical field used to record the product cost set by the user during a picking confirmation (when average price costing method is used)"),
         'price_currency_id': fields.many2one('res.currency', 'Currency for average price', help="Technical field used to record the currency chosen by the user during a picking confirmation (when average price costing method is used)"),
         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
-        'backorder_id': fields.related('picking_id','backorder_id',type='many2one', relation="stock.picking", string="Back Order", select=True),
+        'backorder_id': fields.related('picking_id','backorder_id',type='many2one', relation="stock.picking", string="Back Order of", select=True),
         'origin': fields.related('picking_id','origin',type='char', size=64, relation="stock.picking", string="Source", store=True),
 
         # used for colors in tree views:
         'scrapped': fields.related('location_dest_id','scrap_location',type='boolean',relation='stock.location',string='Scrapped', readonly=True),
+        'type': fields.related('picking_id', 'type', type='selection', selection=[('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], string='Shipping Type'),
     }
+
     def _check_location(self, cr, uid, ids, context=None):
         for record in self.browse(cr, uid, ids, context=context):
-            if (record.state=='done') and (record.location_dest_id.usage == 'view' or record.location_id.usage == 'view'):
-                return False
+            if (record.state=='done') and (record.location_id.usage == 'view'):
+                raise osv.except_osv(_('Error'), _('You cannot move product %s from a location of type view %s.')% (record.product_id.name, record.location_id.name))
+            if (record.state=='done') and (record.location_dest_id.usage == 'view' ):
+                raise osv.except_osv(_('Error'), _('You cannot move product %s to a location of type view %s.')% (record.product_id.name, record.location_dest_id.name))
         return True
 
     _constraints = [
         (_check_tracking,
-            'You must assign a serial number for this product',
+            'You must assign a serial number for this product.',
             ['prodlot_id']),
-        (_check_location, 'You can not move products from or to a location of the type view.',
+        (_check_location, 'You cannot move products from or to a location of the type view.',
             ['location_id','location_dest_id']),
         (_check_product_lot,
-            'You try to assign a lot which is not from the same product',
+            'You try to assign a lot which is not from the same product.',
             ['prodlot_id'])]
 
     def _default_location_destination(self, cr, uid, context=None):
@@ -1692,7 +1769,7 @@ class stock_move(osv.osv):
             location_id = property_out and property_out.id or False
         else:
             location_xml_id = False
-            if picking_type == 'in':
+            if picking_type in ('in', 'internal'):
                 location_xml_id = 'stock_location_stock'
             elif picking_type == 'out':
                 location_xml_id = 'stock_location_customers'
@@ -1723,20 +1800,35 @@ class stock_move(osv.osv):
             location_xml_id = False
             if picking_type == 'in':
                 location_xml_id = 'stock_location_suppliers'
-            elif picking_type == 'out':
+            elif picking_type in ('out', 'internal'):
                 location_xml_id = 'stock_location_stock'
             if location_xml_id:
                 location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
         return location_id
-    
+
     def _default_destination_address(self, cr, uid, context=None):
         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
         return user.company_id.partner_id.id
 
+    def _default_move_type(self, cr, uid, context=None):
+        """ Gets default type of move
+        @return: type
+        """
+        if context is None:
+            context = {}
+        picking_type = context.get('picking_type')
+        type = 'internal'
+        if picking_type == 'in':
+            type = 'in'
+        elif picking_type == 'out':
+            type = 'out'
+        return type
+
     _defaults = {
         'location_id': _default_location_source,
         'location_dest_id': _default_location_destination,
         'partner_id': _default_destination_address,
+        'type': _default_move_type,
         'state': 'draft',
         'priority': '1',
         'product_qty': 1.0,
@@ -1754,8 +1846,8 @@ class stock_move(osv.osv):
             for move in self.browse(cr, uid, ids, context=context):
                 if move.state == 'done':
                     if frozen_fields.intersection(vals):
-                        raise osv.except_osv(_('Operation forbidden'),
-                                             _('Quantities, Unit of Measures, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator)'))
+                        raise osv.except_osv(_('Operation forbidden !'),
+                                             _('Quantities, Unit of Measures, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
         return  super(stock_move, self).write(cr, uid, ids, vals, context=context)
 
     def copy(self, cr, uid, id, default=None, context=None):
@@ -1799,8 +1891,8 @@ class stock_move(osv.osv):
         warning = {}
         if (location.usage == 'internal') and (product_qty > (amount_actual or 0.0)):
             warning = {
-                'title': _('Insufficient Stock in Lot !'),
-                'message': _('You are moving %.2f %s products but only %.2f %s available in this lot.') % (product_qty, uom.name, amount_actual, uom.name)
+                'title': _('Insufficient Stock for Serial Number !'),
+                'message': _('You are moving %.2f %s but only %.2f %s available for this serial number.') % (product_qty, uom.name, amount_actual, uom.name)
             }
         return {'warning': warning}
 
@@ -1816,19 +1908,32 @@ class stock_move(osv.osv):
         result = {
                   'product_uos_qty': 0.00
           }
+        warning = {}
 
         if (not product_id) or (product_qty <=0.0):
+            result['product_qty'] = 0.0
             return {'value': result}
 
         product_obj = self.pool.get('product.product')
         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
+        
+        # Warn if the quantity was decreased 
+        if ids:
+            for move in self.read(cr, uid, ids, ['product_qty']):
+                if product_qty < move['product_qty']:
+                    warning.update({
+                       'title': _('Information'),
+                       'message': _("By changing this quantity here, you accept the "
+                                "new quantity as complete: OpenERP will not "
+                                "automatically generate a back order.") })
+                break
 
         if product_uos and product_uom and (product_uom != product_uos):
             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
         else:
             result['product_uos_qty'] = product_qty
 
-        return {'value': result}
+        return {'value': result, 'warning': warning}
 
     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
                           product_uos, product_uom):
@@ -1842,19 +1947,30 @@ class stock_move(osv.osv):
         result = {
                   'product_qty': 0.00
           }
+        warning = {}
 
         if (not product_id) or (product_uos_qty <=0.0):
+            result['product_uos_qty'] = 0.0
             return {'value': result}
 
         product_obj = self.pool.get('product.product')
         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
+        
+        # Warn if the quantity was decreased 
+        for move in self.read(cr, uid, ids, ['product_uos_qty']):
+            if product_uos_qty < move['product_uos_qty']:
+                warning.update({
+                   'title': _('Warning: No Back Order'),
+                   'message': _("By changing the quantity here, you accept the "
+                                "new quantity as complete: OpenERP will not "
+                                "automatically generate a Back Order.") })
+                break
 
         if product_uos and product_uom and (product_uom != product_uos):
             result['product_qty'] = product_uos_qty / uos_coeff['uos_coeff']
         else:
             result['product_qty'] = product_uos_qty
-
-        return {'value': result}
+        return {'value': result, 'warning': warning}
 
     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False,
                             loc_dest_id=False, partner_id=False):
@@ -1880,7 +1996,8 @@ class stock_move(osv.osv):
             'product_uom': product.uom_id.id,
             'product_uos': uos_id,
             'product_qty': 1.00,
-            'product_uos_qty' : self.pool.get('stock.move').onchange_quantity(cr, uid, ids, prod_id, 1.00, product.uom_id.id, uos_id)['value']['product_uos_qty']
+            'product_uos_qty' : self.pool.get('stock.move').onchange_quantity(cr, uid, ids, prod_id, 1.00, product.uom_id.id, uos_id)['value']['product_uos_qty'],
+            'prodlot_id' : False,
         }
         if not ids:
             result['name'] = product.partner_ref
@@ -1890,6 +2007,24 @@ class stock_move(osv.osv):
             result['location_dest_id'] = loc_dest_id
         return {'value': result}
 
+    def onchange_move_type(self, cr, uid, ids, type, context=None):
+        """ On change of move type gives sorce and destination location.
+        @param type: Move Type
+        @return: Dictionary of values
+        """
+        mod_obj = self.pool.get('ir.model.data')
+        location_source_id = 'stock_location_stock'
+        location_dest_id = 'stock_location_stock'
+        if type == 'in':
+            location_source_id = 'stock_location_suppliers'
+            location_dest_id = 'stock_location_stock'
+        elif type == 'out':
+            location_source_id = 'stock_location_stock'
+            location_dest_id = 'stock_location_customers'
+        source_location = mod_obj.get_object_reference(cr, uid, 'stock', location_source_id)
+        dest_location = mod_obj.get_object_reference(cr, uid, 'stock', location_dest_id)
+        return {'value':{'location_id': source_location and source_location[1] or False, 'location_dest_id': dest_location and dest_location[1] or False}}
+
     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
         """ On change of Scheduled Date gives a Move date.
         @param date_expected: Scheduled Date
@@ -1990,14 +2125,14 @@ class stock_move(osv.osv):
                 old_ptype = location_obj.picking_type_get(cr, uid, picking.move_lines[0].location_id, picking.move_lines[0].location_dest_id)
                 if old_ptype != picking.type:
                     old_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + old_ptype)
-                    self.pool.get('stock.picking').write(cr, uid, [picking.id], {'name': old_pick_name}, context=context)
+                    self.pool.get('stock.picking').write(cr, uid, [picking.id], {'name': old_pick_name, 'type': old_ptype}, context=context)
             else:
                 pickid = False
             for move, (loc, dummy, delay, dummy, company_id, ptype) in todo:
                 new_id = move_obj.copy(cr, uid, move.id, {
                     'location_id': move.location_dest_id.id,
                     'location_dest_id': loc.id,
-                    'date_moved': time.strftime('%Y-%m-%d'),
+                    'date': time.strftime('%Y-%m-%d'),
                     'picking_id': pickid,
                     'state': 'waiting',
                     'company_id': company_id or res_obj._company_default_get(cr, uid, 'stock.company', context=context)  ,
@@ -2041,6 +2176,10 @@ class stock_move(osv.osv):
         @return: True
         """
         self.write(cr, uid, ids, {'state': 'assigned'})
+        wf_service = netsvc.LocalService('workflow')
+        for move in self.browse(cr, uid, ids, context):
+            if move.picking_id:
+                wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
         return True
 
     def cancel_assign(self, cr, uid, ids, context=None):
@@ -2088,11 +2227,12 @@ class stock_move(osv.osv):
                     done.append(move.id)
                     pickings[move.picking_id.id] = 1
                     r = res.pop(0)
-                    cr.execute('update stock_move set location_id=%s, product_qty=%s where id=%s', (r[1], r[0], move.id))
+                    product_uos_qty = self.pool.get('stock.move').onchange_quantity(cr, uid, ids, move.product_id.id, r[0], move.product_id.uom_id.id, move.product_id.uos_id.id)['value']['product_uos_qty']
+                    cr.execute('update stock_move set location_id=%s, product_qty=%s, product_uos_qty=%s where id=%s', (r[1], r[0],product_uos_qty, move.id))
 
                     while res:
                         r = res.pop(0)
-                        move_id = self.copy(cr, uid, move.id, {'product_qty': r[0], 'location_id': r[1]})
+                        move_id = self.copy(cr, uid, move.id, {'product_uos_qty': product_uos_qty, 'product_qty': r[0], 'location_id': r[1]})
                         done.append(move_id)
         if done:
             count += len(done)
@@ -2173,22 +2313,22 @@ class stock_move(osv.osv):
         journal_id = accounts['stock_journal']
 
         if acc_dest == acc_valuation:
-            raise osv.except_osv(_('Error!'),  _('Can not create Journal Entry, Output Account defined on this product and Valuation account on category of this product are same.'))
+            raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Output Account of this product and Valuation account on category of this product are same.'))
 
         if acc_src == acc_valuation:
-            raise osv.except_osv(_('Error!'),  _('Can not create Journal Entry, Input Account defined on this product and Valuation account on category of this product are same.'))
+            raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Input Account of this product and Valuation account on category of this product are same.'))
 
         if not acc_src:
-            raise osv.except_osv(_('Error!'),  _('There is no stock input account defined for this product or its category: "%s" (id: %d)') % \
+            raise osv.except_osv(_('Error!'),  _('Please define stock input account for this product or its category: "%s" (id: %d)') % \
                                     (move.product_id.name, move.product_id.id,))
         if not acc_dest:
-            raise osv.except_osv(_('Error!'),  _('There is no stock output account defined for this product or its category: "%s" (id: %d)') % \
+            raise osv.except_osv(_('Error!'),  _('Please define stock output account for this product or its category: "%s" (id: %d)') % \
                                     (move.product_id.name, move.product_id.id,))
         if not journal_id:
-            raise osv.except_osv(_('Error!'), _('There is no journal defined on the product category: "%s" (id: %d)') % \
+            raise osv.except_osv(_('Error!'), _('Please define journal on the product category: "%s" (id: %d)') % \
                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
         if not acc_valuation:
-            raise osv.except_osv(_('Error!'), _('There is no inventory Valuation account defined on the product category: "%s" (id: %d)') % \
+            raise osv.except_osv(_('Error!'), _('Please define inventory valuation account on the product category: "%s" (id: %d)') % \
                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
         return journal_id, acc_src, acc_dest, acc_valuation
 
@@ -2242,7 +2382,11 @@ class stock_move(osv.osv):
                      or move.location_id.company_id != move.location_dest_id.company_id):
                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, src_company_ctx)
                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
-                account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_dest, reference_amount, reference_currency_id, context))]
+                #returning goods to supplier
+                if move.location_dest_id.usage == 'supplier':
+                    account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_src, reference_amount, reference_currency_id, context))]
+                else:
+                    account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_dest, reference_amount, reference_currency_id, context))]
 
             # Incoming moves (or cross-company input part)
             if move.location_dest_id.company_id \
@@ -2250,7 +2394,11 @@ class stock_move(osv.osv):
                      or move.location_id.company_id != move.location_dest_id.company_id):
                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, dest_company_ctx)
                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
-                account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_src, acc_valuation, reference_amount, reference_currency_id, context))]
+                #goods return from customer
+                if move.location_id.usage == 'customer':
+                    account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_dest, acc_valuation, reference_amount, reference_currency_id, context))]
+                else:
+                    account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_src, acc_valuation, reference_amount, reference_currency_id, context))]
 
             move_obj = self.pool.get('account.move')
             for j_id, move_lines in account_moves:
@@ -2287,14 +2435,17 @@ class stock_move(osv.osv):
             if move.picking_id:
                 picking_ids.append(move.picking_id.id)
             if move.move_dest_id.id and (move.state != 'done'):
-                self.write(cr, uid, [move.id], {'move_history_ids': [(4, move.move_dest_id.id)]})
-                #cr.execute('insert into stock_move_history_ids (parent_id,child_id) values (%s,%s)', (move.id, move.move_dest_id.id))
-                if move.move_dest_id.state in ('waiting', 'confirmed'):
-                    self.force_assign(cr, uid, [move.move_dest_id.id], context=context)
-                    if move.move_dest_id.picking_id:
-                        wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
-                    if move.move_dest_id.auto_validate:
-                        self.action_done(cr, uid, [move.move_dest_id.id], context=context)
+                # Downstream move should only be triggered if this move is the last pending upstream move
+                other_upstream_move_ids = self.search(cr, uid, [('id','!=',move.id),('state','not in',['done','cancel']),
+                                            ('move_dest_id','=',move.move_dest_id.id)], context=context)
+                if not other_upstream_move_ids:
+                    self.write(cr, uid, [move.id], {'move_history_ids': [(4, move.move_dest_id.id)]})
+                    if move.move_dest_id.state in ('waiting', 'confirmed'):
+                        self.force_assign(cr, uid, [move.move_dest_id.id], context=context)
+                        if move.move_dest_id.picking_id:
+                            wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
+                        if move.move_dest_id.auto_validate:
+                            self.action_done(cr, uid, [move.move_dest_id.id], context=context)
 
             self._create_product_valuation_moves(cr, uid, move, context=context)
             if move.state not in ('confirmed','done','assigned'):
@@ -2368,7 +2519,7 @@ class stock_move(osv.osv):
         ctx = context.copy()
         for move in self.browse(cr, uid, ids, context=context):
             if move.state != 'draft' and not ctx.get('call_unlink',False):
-                raise osv.except_osv(_('UserError'),
+                raise osv.except_osv(_('User Error!'),
                         _('You can only delete draft moves.'))
         return super(stock_move, self).unlink(
             cr, uid, ids, context=ctx)
@@ -2394,7 +2545,7 @@ class stock_move(osv.osv):
         """
         #quantity should in MOVE UOM
         if quantity <= 0:
-            raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap!'))
+            raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
         res = []
         for move in self.browse(cr, uid, ids, context=context):
             move_qty = move.product_qty
@@ -2408,8 +2559,6 @@ class stock_move(osv.osv):
                 'tracking_id': move.tracking_id.id,
                 'prodlot_id': move.prodlot_id.id,
             }
-            if move.location_id.usage <> 'internal':
-                default_val.update({'location_id': move.location_dest_id.id})
             new_move = self.copy(cr, uid, move.id, default_val)
 
             res += [new_move]
@@ -2423,6 +2572,7 @@ class stock_move(osv.osv):
         return res
 
     # action_split function is not used anywhere
+    # FIXME: deprecate this method
     def action_split(self, cr, uid, ids, quantity, split_by_qty=1, prefix=False, with_lot=True, context=None):
         """ Split Stock Move lines into production lot which specified split by quantity.
         @param cr: the database cursor
@@ -2438,7 +2588,7 @@ class stock_move(osv.osv):
         if context is None:
             context = {}
         if quantity <= 0:
-            raise osv.except_osv(_('Warning!'), _('Please provide Proper Quantity !'))
+            raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
 
         res = []
 
@@ -2499,12 +2649,12 @@ class stock_move(osv.osv):
         if context is None:
             context = {}
         if quantity <= 0:
-            raise osv.except_osv(_('Warning!'), _('Please provide Proper Quantity !'))
+            raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
         res = []
         for move in self.browse(cr, uid, ids, context=context):
             move_qty = move.product_qty
             if move_qty <= 0:
-                raise osv.except_osv(_('Error!'), _('Can not consume a move with negative or zero quantity !'))
+                raise osv.except_osv(_('Error!'), _('Cannot consume a move with negative or zero quantity.'))
             quantity_rest = move.product_qty
             quantity_rest -= quantity
             uos_qty_rest = quantity_rest / move_qty * move.product_uos_qty
@@ -2538,11 +2688,6 @@ class stock_move(osv.osv):
                         'location_id': location_id or move.location_id.id,
                 }
                 self.write(cr, uid, [move.id], update_val)
-        
-        product_obj = self.pool.get('product.product')
-        for new_move in self.browse(cr, uid, res, context=context):
-            message = _("Product has been consumed with '%s' quantity.") % (new_move.product_qty)
-            product_obj.message_append_note(cr, uid, [new_move.product_id.id], body=message, context=context)
 
         self.action_done(cr, uid, res, context=context)
 
@@ -2572,7 +2717,7 @@ class stock_move(osv.osv):
             if move.state in ('done', 'cancel'):
                 continue
             partial_data = partial_datas.get('move%s'%(move.id), False)
-            assert partial_data, _('Missing partial picking data for move #%s') % (move.id)
+            assert partial_data, _('Missing partial picking data for move #%s.') % (move.id)
             product_qty = partial_data.get('product_qty',0.0)
             move_product_qty[move.id] = product_qty
             product_uom = partial_data.get('product_uom',False)
@@ -2632,8 +2777,10 @@ class stock_move(osv.osv):
                 complete.append(self.browse(cr, uid, new_move))
             self.write(cr, uid, [move.id],
                     {
-                        'product_qty' : move.product_qty - product_qty,
-                        'product_uos_qty':move.product_qty - product_qty,
+                        'product_qty': move.product_qty - product_qty,
+                        'product_uos_qty': move.product_qty - product_qty,
+                        'prodlot_id': False,
+                        'tracking_id': False,
                     })
 
 
@@ -2672,7 +2819,7 @@ class stock_inventory(osv.osv):
         'name': fields.char('Inventory Reference', size=64, required=True, readonly=True, states={'draft': [('readonly', False)]}),
         'date': fields.datetime('Creation Date', required=True, readonly=True, states={'draft': [('readonly', False)]}),
         'date_done': fields.datetime('Date done'),
-        'inventory_line_id': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', states={'done': [('readonly', True)]}),
+        'inventory_line_id': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', readonly=True, states={'draft': [('readonly', False)]}),
         'move_ids': fields.many2many('stock.move', 'stock_inventory_move_rel', 'inventory_id', 'move_id', 'Created Moves'),
         'state': fields.selection( (('draft', 'Draft'), ('cancel','Cancelled'), ('confirm','Confirmed'), ('done', 'Done')), 'Status', readonly=True, select=True),
         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft':[('readonly',False)]}),
@@ -2733,7 +2880,7 @@ class stock_inventory(osv.osv):
                 if change:
                     location_id = line.product_id.product_tmpl_id.property_stock_inventory.id
                     value = {
-                        'name': 'INV:' + str(line.inventory_id.id) + ':' + line.inventory_id.name,
+                        'name': _('INV:') + (line.inventory_id.name or ''),
                         'product_id': line.product_id.id,
                         'product_uom': line.product_uom.id,
                         'prodlot_id': lot_id,
@@ -2780,7 +2927,7 @@ class stock_inventory(osv.osv):
                      account_move_data_l = account_move_obj.read(cr, uid, account_move_ids, ['state'], context=context)
                      for account_move in account_move_data_l:
                          if account_move['state'] == 'posted':
-                             raise osv.except_osv(_('UserError'),
+                             raise osv.except_osv(_('User Error!'),
                                                   _('In order to cancel this inventory, you must first unpost related journal entries.'))
                          account_move_obj.unlink(cr, uid, [account_move['id']], context=context)
             self.write(cr, uid, [inv.id], {'state': 'cancel'}, context=context)
@@ -2803,6 +2950,14 @@ class stock_inventory_line(osv.osv):
         'state': fields.related('inventory_id','state',type='char',string='Status',readonly=True),
     }
 
+    def _default_stock_location(self, cr, uid, context=None):
+        stock_location = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'stock_location_stock')
+        return stock_location.id
+
+    _defaults = {
+        'location_id': _default_stock_location
+    }
+
     def on_change_product_id(self, cr, uid, ids, location_id, product, uom=False, to_date=False):
         """ Changes UoM and name if product_id changes.
         @param location_id: Location id
@@ -2811,11 +2966,11 @@ class stock_inventory_line(osv.osv):
         @return:  Dictionary of changed values
         """
         if not product:
-            return {'value': {'product_qty': 0.0, 'product_uom': False}}
+            return {'value': {'product_qty': 0.0, 'product_uom': False, 'prod_lot_id': False}}
         obj_product = self.pool.get('product.product').browse(cr, uid, product)
         uom = uom or obj_product.uom_id.id
         amount = self.pool.get('stock.location')._product_get(cr, uid, location_id, [product], {'uom': uom, 'to_date': to_date, 'compute_child': False})[product]
-        result = {'product_qty': amount, 'product_uom': uom}
+        result = {'product_qty': amount, 'product_uom': uom, 'prod_lot_id': False}
         return {'value': result}
 
 stock_inventory_line()
@@ -2834,8 +2989,20 @@ class stock_warehouse(osv.osv):
         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', required=True, domain=[('usage','=','internal')]),
         'lot_output_id': fields.many2one('stock.location', 'Location Output', required=True, domain=[('usage','<>','view')]),
     }
+
+    def _default_lot_input_stock_id(self, cr, uid, context=None):
+        lot_input_stock = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'stock_location_stock')
+        return lot_input_stock.id
+
+    def _default_lot_output_id(self, cr, uid, context=None):
+        lot_output = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'stock_location_output')
+        return lot_output.id
+
     _defaults = {
         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
+        'lot_input_id': _default_lot_input_stock_id,
+        'lot_stock_id': _default_lot_input_stock_id,
+        'lot_output_id': _default_lot_output_id,
     }
 
 stock_warehouse()
@@ -2848,7 +3015,7 @@ class stock_picking_in(osv.osv):
     _name = "stock.picking.in"
     _inherit = "stock.picking"
     _table = "stock_picking"
-    _description = "Incomming Shipments"
+    _description = "Incoming Shipments"
 
     def check_access_rights(self, cr, uid, operation, raise_exception=True):
         #override in order to redirect the check of acces rights on the stock.picking object
@@ -2863,15 +3030,21 @@ class stock_picking_in(osv.osv):
         #instead of it's own workflow (which is not existing)
         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
 
+    def _workflow_signal(self, cr, uid, ids, signal, context=None):
+        #override in order to fire the workflow signal on given stock.picking workflow instance
+        #instead of it's own workflow (which is not existing)
+        return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
+
     _columns = {
+        'backorder_id': fields.many2one('stock.picking.in', 'Back Order of', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True),
         'state': fields.selection(
             [('draft', 'Draft'),
             ('auto', 'Waiting Another Operation'),
             ('confirmed', 'Waiting Availability'),
             ('assigned', 'Ready to Receive'),
             ('done', 'Received'),
-            ('cancel', 'Cancelled'),], 
-            'State', readonly=True, select=True, 
+            ('cancel', 'Cancelled'),],
+            'Status', readonly=True, select=True,
             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
                  * Waiting Availability: still waiting for the availability of products\n
@@ -2902,15 +3075,21 @@ class stock_picking_out(osv.osv):
         #instead of it's own workflow (which is not existing)
         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
 
+    def _workflow_signal(self, cr, uid, ids, signal, context=None):
+        #override in order to fire the workflow signal on given stock.picking workflow instance
+        #instead of it's own workflow (which is not existing)
+        return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
+
     _columns = {
+        'backorder_id': fields.many2one('stock.picking.out', 'Back Order of', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True),
         'state': fields.selection(
             [('draft', 'Draft'),
             ('auto', 'Waiting Another Operation'),
             ('confirmed', 'Waiting Availability'),
             ('assigned', 'Ready to Deliver'),
             ('done', 'Delivered'),
-            ('cancel', 'Cancelled'),], 
-            'State', readonly=True, select=True, 
+            ('cancel', 'Cancelled'),],
+            'Status', readonly=True, select=True,
             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
                  * Waiting Availability: still waiting for the availability of products\n