Files
tryton/stock.py
T
2019-04-11 19:57:25 +02:00

259 lines
8.7 KiB
Python

# This file is part of Tryton. The COPYRIGHT file at the top level of
# this repository contains the full copyright notices and license terms.
from functools import wraps
from sql import Null
from sql.aggregate import Max
from sql.operators import Concat
from trytond.i18n import gettext
from trytond.model import Workflow, ModelView, fields
from trytond.model.exceptions import AccessError
from trytond.pyson import Eval
from trytond.pool import Pool, PoolMeta
from trytond.transaction import Transaction
__all__ = ['ShipmentIn', 'ShipmentInReturn', 'Move', 'Location']
def process_purchase(moves_field):
def _process_purchase(func):
@wraps(func)
def wrapper(cls, shipments):
pool = Pool()
Purchase = pool.get('purchase.purchase')
with Transaction().set_context(_check_access=False):
purchases = set(m.purchase for s in cls.browse(shipments)
for m in getattr(s, moves_field) if m.purchase)
func(cls, shipments)
if purchases:
Purchase.__queue__.process(purchases)
return wrapper
return _process_purchase
class ShipmentIn(metaclass=PoolMeta):
__name__ = 'stock.shipment.in'
@classmethod
def __setup__(cls):
super(ShipmentIn, cls).__setup__()
add_remove = [
('supplier', '=', Eval('supplier')),
]
if not cls.incoming_moves.add_remove:
cls.incoming_moves.add_remove = add_remove
else:
cls.incoming_moves.add_remove = [
add_remove,
cls.incoming_moves.add_remove,
]
if 'supplier' not in cls.incoming_moves.depends:
cls.incoming_moves.depends.append('supplier')
@classmethod
@ModelView.button
@Workflow.transition('draft')
def draft(cls, shipments):
PurchaseLine = Pool().get('purchase.line')
for shipment in shipments:
for move in shipment.incoming_moves:
if (move.state == 'cancel'
and isinstance(move.origin, PurchaseLine)):
raise AccessError(
gettext('purchase.msg_purchase_move_reset_draft',
move=move.rec_name))
return super(ShipmentIn, cls).draft(shipments)
@classmethod
@ModelView.button
@Workflow.transition('received')
@process_purchase('incoming_moves')
def receive(cls, shipments):
super(ShipmentIn, cls).receive(shipments)
@classmethod
@ModelView.button
@Workflow.transition('cancel')
@process_purchase('incoming_moves')
def cancel(cls, shipments):
super(ShipmentIn, cls).cancel(shipments)
class ShipmentInReturn(metaclass=PoolMeta):
__name__ = 'stock.shipment.in.return'
@classmethod
def __register__(cls, module_name):
pool = Pool()
Move = pool.get('stock.move')
PurchaseLine = pool.get('purchase.line')
Purchase = pool.get('purchase.purchase')
cursor = Transaction().connection.cursor()
sql_table = cls.__table__()
move = Move.__table__()
line = PurchaseLine.__table__()
purchase = Purchase.__table__()
# Migration from 3.8: New supplier field
cursor.execute(*sql_table.select(sql_table.supplier,
where=sql_table.supplier == Null, limit=1))
if cursor.fetchone():
value = sql_table.join(move, condition=(
Concat(cls.__name__ + ',', sql_table.id) == move.shipment)
).join(line, condition=(
Concat(PurchaseLine.__name__ + ',', line.id)
== move.origin)
).join(purchase,
condition=(purchase.id == line.purchase)
).select(Max(purchase.party))
cursor.execute(*sql_table.update(
columns=[sql_table.supplier],
values=[value]))
super(ShipmentInReturn, cls).__register__(module_name)
@classmethod
@ModelView.button
@Workflow.transition('draft')
def draft(cls, shipments):
PurchaseLine = Pool().get('purchase.line')
for shipment in shipments:
for move in shipment.moves:
if (move.state == 'cancel'
and isinstance(move.origin, PurchaseLine)):
raise AccessError(
gettext('purchase.msg_purchase_move_reset_draft',
move=move.rec_name))
return super(ShipmentInReturn, cls).draft(shipments)
@classmethod
@ModelView.button
@Workflow.transition('done')
@process_purchase('moves')
def done(cls, shipments):
super(ShipmentInReturn, cls).done(shipments)
def process_purchase_move(func):
@wraps(func)
def wrapper(cls, moves):
pool = Pool()
Purchase = pool.get('purchase.purchase')
with Transaction().set_context(_check_access=False):
purchases = set(
m.purchase for m in cls.browse(moves) if m.purchase)
func(cls, moves)
if purchases:
Purchase.__queue__.process(purchases)
return wrapper
class Move(metaclass=PoolMeta):
__name__ = 'stock.move'
purchase = fields.Function(
fields.Many2One('purchase.purchase', 'Purchase'),
'get_purchase', searcher='search_purchase')
supplier = fields.Function(fields.Many2One('party.party', 'Supplier'),
'get_supplier', searcher='search_supplier')
purchase_exception_state = fields.Function(fields.Selection([
('', ''),
('ignored', 'Ignored'),
('recreated', 'Recreated'),
], 'Exception State'), 'get_purchase_exception_state')
@classmethod
def _get_origin(cls):
models = super(Move, cls)._get_origin()
models.append('purchase.line')
return models
@classmethod
def check_origin_types(cls):
types = super(Move, cls).check_origin_types()
types.add('supplier')
return types
def get_purchase(self, name):
PurchaseLine = Pool().get('purchase.line')
if isinstance(self.origin, PurchaseLine):
return self.origin.purchase.id
@classmethod
def search_purchase(cls, name, clause):
return [('origin.' + clause[0],) + tuple(clause[1:3])
+ ('purchase.line',) + tuple(clause[3:])]
def get_purchase_exception_state(self, name):
PurchaseLine = Pool().get('purchase.line')
if not isinstance(self.origin, PurchaseLine):
return ''
if self in self.origin.moves_recreated:
return 'recreated'
if self in self.origin.moves_ignored:
return 'ignored'
def get_supplier(self, name):
PurchaseLine = Pool().get('purchase.line')
if isinstance(self.origin, PurchaseLine):
return self.origin.purchase.party.id
@fields.depends('origin')
def on_change_with_product_uom_category(self, name=None):
pool = Pool()
PurchaseLine = pool.get('purchase.line')
category = super(Move, self).on_change_with_product_uom_category(
name=name)
# Enforce the same unit category as they are used to compute the
# remaining quantity to receive and the quantity to invoice.
# Use getattr as reference field can have negative id
if (isinstance(self.origin, PurchaseLine)
and getattr(self.origin, 'unit', None)):
category = self.origin.unit.category.id
return category
@property
def origin_name(self):
pool = Pool()
PurchaseLine = pool.get('purchase.line')
name = super(Move, self).origin_name
if isinstance(self.origin, PurchaseLine):
name = (self.origin.purchase.reference
or self.origin.purchase.rec_name)
return name
@classmethod
def search_supplier(cls, name, clause):
return [('origin.purchase.party' + clause[0].lstrip(name),)
+ tuple(clause[1:3]) + ('purchase.line',) + tuple(clause[3:])]
@classmethod
@ModelView.button
@Workflow.transition('cancel')
@process_purchase_move
def cancel(cls, moves):
super(Move, cls).cancel(moves)
@classmethod
@process_purchase_move
def delete(cls, moves):
super(Move, cls).delete(moves)
class Location(metaclass=PoolMeta):
__name__ = 'stock.location'
supplier_return_location = fields.Many2One(
'stock.location', 'Supplier Return',
states={
'invisible': Eval('type') != 'warehouse',
'readonly': ~Eval('active'),
},
domain=[
('type', '=', 'storage'),
('parent', 'child_of', [Eval('id', -1)]),
],
depends=['type', 'active', 'id'],
help='If empty the Storage location is used')