/usr/lib/python3/dist-packages/trytond/modules/production_work/production.py is in tryton-modules-production-work 4.6.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# this repository contains the full copyright notices and license terms.
from decimal import Decimal
from sql.aggregate import Sum
from trytond.pool import PoolMeta, Pool
from trytond.model import ModelView, Workflow, fields
from trytond.pyson import Eval, Bool
from trytond.transaction import Transaction
__all__ = ['Production']
class Production(metaclass=PoolMeta):
__name__ = 'production'
work_center = fields.Many2One('production.work.center', 'Work Center',
states={
'required': (Bool(Eval('routing'))
& (Eval('state') != 'request')),
'invisible': ~Eval('routing'),
'readonly': ~Eval('state').in_(['request', 'draft']),
},
domain=[
('company', '=', Eval('company', -1)),
('warehouse', '=', Eval('warehouse', -1)),
],
depends=['routing', 'company', 'warehouse', 'state'])
works = fields.One2Many('production.work', 'production', 'Works',
states={
'readonly': Eval('state').in_(
['request', 'draft', 'done', 'cancel']),
},
domain=[
('company', '=', Eval('company', -1)),
],
depends=['state', 'company'])
@classmethod
def __setup__(cls):
super(Production, cls).__setup__()
cls._error_messages.update({
'do_finished_work': ('Production "%(production)s" '
'can not be done '
'because work "%(work)s" is not finished.'),
})
def get_cost(self, name):
pool = Pool()
Work = pool.get('production.work')
Cycle = pool.get('production.work.cycle')
table = self.__table__()
work = Work.__table__()
cycle = Cycle.__table__()
cursor = Transaction().connection.cursor()
cost = super(Production, self).get_cost(name)
cursor.execute(*table.join(work, 'LEFT',
condition=work.production == table.id
).join(cycle, 'LEFT', condition=cycle.work == work.id
).select(Sum(cycle.cost),
where=(cycle.state == 'done')
& (table.id == self.id)))
cycle_cost, = cursor.fetchone()
if cycle_cost is not None:
# SQLite uses float for SUM
if not isinstance(cycle_cost, Decimal):
cycle_cost = Decimal(cycle_cost)
cost += cycle_cost
digits = self.__class__.cost.digits
return cost.quantize(Decimal(str(10 ** -digits[1])))
@classmethod
@ModelView.button
@Workflow.transition('draft')
def draft(cls, productions):
pool = Pool()
Work = pool.get('production.work')
super(Production, cls).draft(productions)
Work.delete([w for p in productions for w in p.works
if w.state in ['request', 'draft']])
@classmethod
@ModelView.button
@Workflow.transition('cancel')
def cancel(cls, productions):
pool = Pool()
Work = pool.get('production.work')
super(Production, cls).cancel(productions)
Work.delete([w for p in productions for w in p.works
if w.state in ['request', 'draft']])
@classmethod
@ModelView.button
@Workflow.transition('waiting')
def wait(cls, productions):
pool = Pool()
Work = pool.get('production.work')
WorkCenter = pool.get('production.work.center')
draft_productions = [p for p in productions if p.state == 'draft']
super(Production, cls).wait(productions)
work_center_picker = WorkCenter.get_picker()
works = []
for production in draft_productions:
works.extend(production.get_works(work_center_picker))
Work.save(works)
def get_works(self, work_center_picker):
if not self.routing:
return []
return [step.get_work(self, work_center_picker)
for step in self.routing.steps]
@classmethod
@ModelView.button
@Workflow.transition('running')
def run(cls, productions):
pool = Pool()
Work = pool.get('production.work')
super(Production, cls).run(productions)
Work.set_state([w for p in productions for w in p.works])
@classmethod
@ModelView.button
@Workflow.transition('done')
def done(cls, productions):
for production in productions:
for work in production.works:
if work.state != 'finished':
cls.raise_user_error('do_finished_work', {
'production': production.rec_name,
'work': work.rec_name,
})
super(Production, cls).done(productions)
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