Do not supply stock with user without company

Closes #11501
(grafted from 49e97d3ca0b5bd892e39d77554fbef12e3d5c77e)

--HG--
branch : 6.0

modules/stock_supply/purchase_request.py

@@ -50,6 +50,8 @@ class PurchaseRequest(metaclass=PoolMeta):
         Location = pool.get('stock.location')
         User = pool.get('res.user')
         company = User(Transaction().user).company
+        if not company:
+            return
 
         if warehouses is None:
             # fetch warehouses:
@@ -60,7 +62,7 @@ class PurchaseRequest(metaclass=PoolMeta):
         # fetch order points
         order_points = OrderPoint.search([
             ('warehouse_location', '!=', None),
-            ('company', '=', company.id if company else None),
+            ('company', '=', company.id),
             ])
         # index them by product
         product2ops = {}
@@ -133,6 +135,7 @@ class PurchaseRequest(metaclass=PoolMeta):
         products = set(products)
         reqs = cls.search([
                 ('state', '=', 'draft'),
+                ('company', '=', company.id),
                 ('origin', 'like', 'stock.order_point,%'),
                 ])
         reqs = [r for r in reqs

modules/stock_supply/shipment.py

@@ -26,20 +26,24 @@ class ShipmentInternal(ModelSQL, ModelView):
         User = pool.get('res.user')
         Move = pool.get('stock.move')
         LeadTime = pool.get('stock.location.lead_time')
+        company = User(Transaction().user).company
+        if not company:
+            return
 
-        user_record = User(Transaction().user)
         today = Date.today()
         lead_time = LeadTime.get_max_lead_time()
 
         if clean:
             reqs = cls.search([
                     ('state', '=', 'request'),
+                    ('company', '=', company.id),
                     ])
             cls.delete(reqs)
 
         # fetch quantities on order points
         order_points = OrderPoint.search([
             ('type', '=', 'internal'),
+            ('company', '=', company.id),
             ])
         id2product = {}
         product2op = {}
@@ -141,7 +145,7 @@ class ShipmentInternal(ModelSQL, ModelView):
                             product=product,
                             quantity=qty,
                             uom=product.default_uom,
-                            company=user_record.company,
+                            company=company,
                             ))
                 shipment.moves = shipment_moves
                 shipment.planned_start_date = (

modules/stock_supply_production/production.py

@@ -48,10 +48,13 @@ class Production(metaclass=PoolMeta):
         Date = pool.get('ir.date')
         User = pool.get('res.user')
         company = User(Transaction().user).company
+        if not company:
+            return
 
         if clean:
             reqs = cls.search([
                     ('state', '=', 'request'),
+                    ('company', '=', company.id),
                     ('origin', 'like', 'stock.order_point,%'),
                     ])
             if warehouses:
@@ -67,7 +70,7 @@ class Production(metaclass=PoolMeta):
         # fetch order points
         order_points = OrderPoint.search([
                 ('warehouse_location', '!=', None),
-                ('company', '=', company.id if company else None),
+                ('company', '=', company.id),
                 ])
         # index them by product
         product2ops = {}