/usr/share/pyshared/trytond/modules/product_cost_fifo/move.py is in tryton-modules-product-cost-fifo 3.0.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | #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 decimal import Decimal
from trytond.model import Workflow, ModelView, fields
from trytond.pyson import Eval
from trytond.pool import Pool, PoolMeta
__all__ = ['Move']
__metaclass__ = PoolMeta
class Move:
__name__ = 'stock.move'
fifo_quantity = fields.Float('FIFO Quantity',
digits=(16, Eval('unit_digits', 2)),
depends=['unit_digits'])
@classmethod
def __setup__(cls):
super(Move, cls).__setup__()
cls._sql_constraints += [
('check_fifo_quantity_out',
'CHECK(quantity >= fifo_quantity)',
'FIFO quantity can not be greater than quantity.'),
]
cls._error_messages.update({
'del_move_fifo': ('You can not delete move "%s" that is used '
'for FIFO cost price.'),
})
@staticmethod
def default_fifo_quantity():
return 0.0
def _update_fifo_out_product_cost_price(self):
'''
Update the product cost price of the given product on the move. Update
fifo_quantity on the concerned incomming moves. Return the
cost price for outputing the given product and quantity.
'''
Uom = Pool().get('product.uom')
total_qty = Uom.compute_qty(self.uom, self.quantity,
self.product.default_uom, round=False)
fifo_moves = self.product.template.get_fifo_move(total_qty)
cost_price = Decimal("0.0")
consumed_qty = 0.0
for move, move_qty in fifo_moves:
consumed_qty += move_qty
move_unit_price = Uom.compute_price(move.uom, move.unit_price,
move.product.default_uom)
cost_price += move_unit_price * Decimal(str(move_qty))
move.quantity = move_qty
move._update_product_cost_price('out')
move_qty = Uom.compute_qty(self.product.default_uom, move_qty,
move.uom, round=False)
# Use write as move instance quantity was modified to call
# _update_product_cost_price
self.write([self.__class__(move.id)], {
'fifo_quantity': (move.fifo_quantity or 0.0) + move_qty,
})
if Decimal(str(consumed_qty)) != Decimal("0"):
cost_price = cost_price / Decimal(str(consumed_qty))
if cost_price != Decimal("0"):
digits = self.__class__.cost_price.digits
return cost_price.quantize(
Decimal(str(10.0 ** -digits[1])))
else:
return self.product.cost_price
@classmethod
@ModelView.button
@Workflow.transition('done')
def do(cls, moves):
pool = Pool()
Date = pool.get('ir.date')
today = Date.today()
for move in moves:
if not move.effective_date:
move.effective_date = today
if (move.from_location.type in ('supplier', 'production')
and move.to_location.type == 'storage'
and move.product.cost_price_method == 'fifo'):
move._update_product_cost_price('in')
elif (move.to_location.type == 'supplier'
and move.from_location.type == 'storage'
and move.product.cost_price_method == 'fifo'):
move._update_product_cost_price('out')
elif (move.from_location.type == 'storage'
and move.to_location.type != 'storage'
and move.product.cost_price_method == 'fifo'):
cost_price = move._update_fifo_out_product_cost_price()
if not move.cost_price:
move.cost_price = cost_price
move.save()
super(Move, cls).do(moves)
@classmethod
@ModelView.button
@Workflow.transition('cancel')
def cancel(cls, moves):
pool = Pool()
Date = pool.get('ir.date')
today = Date.today()
for move in moves:
move.effective_date = today
if (move.from_location.type in ('supplier', 'production')
and move.to_location.type == 'storage'
and move.product.cost_price_method == 'fifo'):
move._update_product_cost_price('out')
elif (move.to_location.type == 'supplier'
and move.from_location.type == 'storage'
and move.product.cost_price_method == 'fifo'):
move._update_product_cost_price('in')
move.effective_date = None
move.save()
super(Move, cls).cancel(moves)
@classmethod
def delete(cls, moves):
fifo_moves = cls.search([
('id', 'in', [m.id for m in moves]),
('fifo_quantity', '!=', 0.0),
])
if fifo_moves:
cls.raise_user_error('del_move_fifo', (fifo_moves[0].rec_name,))
super(Move, cls).delete(moves)
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