Files
tryton/invoice.py
T
2013-03-23 15:40:22 +01:00

127 lines
4.5 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 trytond.model import Workflow, fields
from trytond.pool import Pool, PoolMeta
from trytond.transaction import Transaction
from trytond.backend import TableHandler
__all__ = ['Invoice', 'InvoiceLine']
__metaclass__ = PoolMeta
class Invoice:
__name__ = 'account.invoice'
sales = fields.Many2Many('sale.sale-account.invoice',
'invoice', 'sale', 'Sales', readonly=True)
sale_exception_state = fields.Function(fields.Selection([
('', ''),
('ignored', 'Ignored'),
('recreated', 'Recreated'),
], 'Exception State'), 'get_sale_exception_state')
@classmethod
def __setup__(cls):
super(Invoice, cls).__setup__()
cls._error_messages.update({
'delete_sale_invoice': ('You can not delete invoices '
'that come from a sale.'),
'reset_invoice_sale': ('You cannot reset to draft '
'an invoice generated by a sale.'),
})
@classmethod
def get_sale_exception_state(cls, invoices, name):
Sale = Pool().get('sale.sale')
with Transaction().set_user(0, set_context=True):
sales = Sale.search([
('invoices', 'in', [i.id for i in invoices]),
])
recreated = tuple(i for p in sales for i in p.invoices_recreated)
ignored = tuple(i for p in sales for i in p.invoices_ignored)
states = {}
for invoice in invoices:
states[invoice.id] = ''
if invoice in recreated:
states[invoice.id] = 'recreated'
elif invoice.id in ignored:
states[invoice.id] = 'ignored'
return states
@classmethod
def copy(cls, invoices, default=None):
if default is None:
default = {}
default = default.copy()
default.setdefault('sales', None)
return super(Invoice, cls).copy(invoices, default=default)
@classmethod
def delete(cls, invoices):
if invoices:
Transaction().cursor.execute('SELECT id FROM sale_invoices_rel '
'WHERE invoice IN (' + ','.join(('%s',) * len(invoices)) + ')',
[i.id for i in invoices])
if Transaction().cursor.fetchone():
cls.raise_user_error('delete_sale_invoice')
super(Invoice, cls).delete(invoices)
@classmethod
def paid(cls, invoices):
pool = Pool()
Sale = pool.get('sale.sale')
super(Invoice, cls).paid(invoices)
with Transaction().set_user(0, set_context=True):
Sale.process([s for i in cls.browse(invoices) for s in i.sales])
@classmethod
def cancel(cls, invoices):
pool = Pool()
Sale = pool.get('sale.sale')
super(Invoice, cls).cancel(invoices)
with Transaction().set_user(0, set_context=True):
Sale.process([s for i in cls.browse(invoices) for s in i.sales])
@classmethod
@Workflow.transition('draft')
def draft(cls, invoices):
Sale = Pool().get('sale.sale')
with Transaction().set_user(0, set_context=True):
sales = Sale.search([
('invoices', 'in', [i.id for i in invoices]),
])
if sales and any(i.state == 'cancel' for i in invoices):
cls.raise_user_error('reset_invoice_sale')
return super(Invoice, cls).draft(invoices)
class InvoiceLine:
__name__ = 'account.invoice.line'
@classmethod
def __register__(cls, module_name):
cursor = Transaction().cursor
super(InvoiceLine, cls).__register__(module_name)
# Migration from 2.6: remove sale_lines
rel_table = 'sale_line_invoice_lines_rel'
if TableHandler.table_exist(cursor, rel_table):
cursor.execute('SELECT sale_line, invoice_line '
'FROM "' + rel_table + '"')
for sale_line, invoice_line in cursor.fetchall():
cursor.execute('UPDATE "' + cls._table + '" '
'SET origin = %s '
'WHERE id = %s',
('sale.line,%s' % sale_line, invoice_line))
TableHandler.drop_table(cursor,
'sale.line-account.invoice.line', rel_table)
@classmethod
def _get_origin(cls):
models = super(InvoiceLine, cls)._get_origin()
models.append('sale.line')
return models