Files
tryton/invoice.py
T
2013-09-06 22:34:36 +02:00

150 lines
5.1 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 Table
from trytond.model import ModelView, Workflow, fields
from trytond.pool import Pool, PoolMeta
from trytond.transaction import Transaction
from trytond import backend
__all__ = ['Invoice', 'InvoiceLine']
__metaclass__ = PoolMeta
def process_purchase(func):
@wraps(func)
def wrapper(cls, invoices):
pool = Pool()
Purchase = pool.get('purchase.purchase')
func(cls, invoices)
with Transaction().set_user(0, set_context=True):
Purchase.process([p for i in cls.browse(invoices)
for p in i.purchases])
return wrapper
class Invoice:
__name__ = 'account.invoice'
purchase_exception_state = fields.Function(fields.Selection([
('', ''),
('ignored', 'Ignored'),
('recreated', 'Recreated'),
], 'Exception State'), 'get_purchase_exception_state')
purchases = fields.Many2Many('purchase.purchase-account.invoice',
'invoice', 'purchase', 'Purchases', readonly=True)
@classmethod
def __setup__(cls):
super(Invoice, cls).__setup__()
cls._error_messages.update({
'delete_purchase_invoice': ('You can not delete invoices '
'that come from a purchase.'),
'reset_invoice_purchase': ('You cannot reset to draft '
'an invoice generated by a purchase.'),
})
@classmethod
def get_purchase_exception_state(cls, invoices, name):
Purchase = Pool().get('purchase.purchase')
with Transaction().set_user(0, set_context=True):
purchases = Purchase.search([
('invoices', 'in', [i.id for i in invoices]),
])
recreated = tuple(i for p in purchases for i in p.invoices_recreated)
ignored = tuple(i for p in purchases for i in p.invoices_ignored)
res = {}
for invoice in invoices:
if invoice in recreated:
res[invoice.id] = 'recreated'
elif invoice in ignored:
res[invoice.id] = 'ignored'
else:
res[invoice.id] = ''
return res
@classmethod
def delete(cls, invoices):
pool = Pool()
Purchase_Invoice = pool.get('purchase.purchase-account.invoice')
purchase_invoice = Purchase_Invoice.__table__()
cursor = Transaction().cursor
if invoices:
cursor.execute(*purchase_invoice.select(purchase_invoice.id,
where=purchase_invoice.invoice.in_(
[i.id for i in invoices])))
if cursor.fetchone():
cls.raise_user_error('delete_purchase_invoice')
super(Invoice, cls).delete(invoices)
@classmethod
def copy(cls, invoices, default=None):
if default is None:
default = {}
default = default.copy()
default.setdefault('purchases', None)
return super(Invoice, cls).copy(invoices, default=default)
@classmethod
@ModelView.button
@Workflow.transition('draft')
def draft(cls, invoices):
Purchase = Pool().get('purchase.purchase')
with Transaction().set_user(0, set_context=True):
purchases = Purchase.search([
('invoices', 'in', [i.id for i in invoices]),
])
if purchases and any(i.state == 'cancel' for i in invoices):
cls.raise_user_error('reset_invoice_purchase')
return super(Invoice, cls).draft(invoices)
@classmethod
@process_purchase
def post(cls, invoices):
super(Invoice, cls).post(invoices)
@classmethod
@process_purchase
def paid(cls, invoices):
super(Invoice, cls).paid(invoices)
@classmethod
@process_purchase
def cancel(cls, invoices):
super(Invoice, cls).cancel(invoices)
class InvoiceLine:
__name__ = 'account.invoice.line'
@classmethod
def __register__(cls, module_name):
TableHandler = backend.get('TableHandler')
cursor = Transaction().cursor
sql_table = cls.__table__()
super(InvoiceLine, cls).__register__(module_name)
# Migration from 2.6: remove purchase_lines
rel_table_name = 'purchase_line_invoice_lines_rel'
if TableHandler.table_exist(cursor, rel_table_name):
rel_table = Table(rel_table_name)
cursor.execute(*rel_table.select(
rel_table.purchase_line, rel_table.invoice_line))
for purchase_line, invoice_line in cursor.fetchall():
cursor.execute(*sql_table.update(
columns=[sql_table.origin],
values=['purchase.line,%s' % purchase_line],
where=sql_table.id == invoice_line))
TableHandler.drop_table(cursor,
'purchase.line-account.invoice.line', rel_table_name)
@classmethod
def _get_origin(cls):
models = super(InvoiceLine, cls)._get_origin()
models.append('purchase.line')
return models