674 lines
29 KiB
Python
674 lines
29 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level of
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#this repository contains the full copyright notices and license terms.
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from decimal import Decimal
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from functools import reduce
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from trytond.model import ModelView, ModelSQL, fields
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from trytond.backend import TableHandler
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from trytond.pyson import In, Eval, Not, Equal, If, Get, Bool
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from trytond.transaction import Transaction
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from trytond.pool import Pool
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STATES = {
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'readonly': In(Eval('state'), ['cancel', 'assigned', 'done']),
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}
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DEPENDS = ['state']
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class Move(ModelSQL, ModelView):
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"Stock Move"
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_name = 'stock.move'
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_description = __doc__
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_order_name = 'product'
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product = fields.Many2One("product.product", "Product", required=True,
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select=True, states=STATES,
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on_change=['product', 'currency', 'uom', 'company',
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'from_location', 'to_location'],
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domain=[('type', '!=', 'service')],
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depends=DEPENDS)
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product_uom_category = fields.Function(
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fields.Many2One('product.uom.category', 'Product Uom Category',
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on_change_with=['product']),
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'get_product_uom_category')
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uom = fields.Many2One("product.uom", "Uom", required=True, states=STATES,
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domain=[
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('category', '=', Eval('product_uom_category')),
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],
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on_change=['product', 'currency', 'uom', 'company',
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'from_location', 'to_location'],
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depends=['state', 'product_uom_category'])
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unit_digits = fields.Function(fields.Integer('Unit Digits',
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on_change_with=['uom']), 'get_unit_digits')
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quantity = fields.Float("Quantity", required=True,
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digits=(16, Eval('unit_digits', 2)), states=STATES,
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depends=['state', 'unit_digits'])
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internal_quantity = fields.Float('Internal Quantity', readonly=True,
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required=True)
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from_location = fields.Many2One("stock.location", "From Location",
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select=True, required=True, states=STATES, depends=DEPENDS,
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domain=[('type', 'not in', ('warehouse', 'view'))])
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to_location = fields.Many2One("stock.location", "To Location", select=True,
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required=True, states=STATES, depends=DEPENDS,
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domain=[('type', 'not in', ('warehouse', 'view'))])
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shipment_in = fields.Many2One('stock.shipment.in', 'Supplier Shipment',
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domain=[('company', '=', Eval('company'))], depends=['company'],
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readonly=True, select=True, ondelete='CASCADE')
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shipment_out = fields.Many2One('stock.shipment.out', 'Customer Shipment',
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domain=[('company', '=', Eval('company'))], depends=['company'],
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readonly=True, select=True, ondelete='CASCADE')
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shipment_out_return = fields.Many2One('stock.shipment.out.return',
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'Customer Return Shipment', readonly=True, select=True,
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domain=[('company', '=', Eval('company'))], depends=['company'],
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ondelete='CASCADE')
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shipment_in_return = fields.Many2One('stock.shipment.in.return',
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'Supplier Return Shipment', readonly=True, select=True,
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domain=[('company', '=', Eval('company'))], depends=['company'],
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ondelete='CASCADE')
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shipment_internal = fields.Many2One('stock.shipment.internal',
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'Internal Shipment', readonly=True, select=True, ondelete='CASCADE',
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domain=[('company', '=', Eval('company'))], depends=['company'])
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planned_date = fields.Date("Planned Date", states={
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'readonly': (In(Eval('state'), ['cancel', 'assigned', 'done'])
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| Eval('shipment_in') | Eval('shipment_out')
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| Eval('shipment_in_return') | Eval('shipment_out_return')
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| Eval('shipment_internal'))
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}, depends=['state', 'shipment_in', 'shipment_out',
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'shipment_in_return', 'shipment_out_return', 'shipment_internal'],
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select=True)
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effective_date = fields.Date("Effective Date", readonly=True, select=True)
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state = fields.Selection([
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('draft', 'Draft'),
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('assigned', 'Assigned'),
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('done', 'Done'),
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('cancel', 'Canceled'),
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], 'State', select=True, readonly=True)
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company = fields.Many2One('company.company', 'Company', required=True,
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states={
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'readonly': Not(Equal(Eval('state'), 'draft')),
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},
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domain=[
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('id', If(In('company', Eval('context', {})), '=', '!='),
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Get(Eval('context', {}), 'company', 0)),
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],
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depends=['state'])
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unit_price = fields.Numeric('Unit Price', digits=(16, 4),
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states={
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'invisible': Not(Bool(Eval('unit_price_required'))),
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'required': Bool(Eval('unit_price_required')),
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'readonly': Not(Equal(Eval('state'), 'draft')),
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},
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depends=['unit_price_required', 'state'])
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cost_price = fields.Numeric('Cost Price', digits=(16, 4), readonly=True)
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currency = fields.Many2One('currency.currency', 'Currency',
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states={
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'invisible': Not(Bool(Eval('unit_price_required'))),
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'required': Bool(Eval('unit_price_required')),
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'readonly': Not(Equal(Eval('state'), 'draft')),
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},
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depends=['unit_price_required', 'state'])
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unit_price_required = fields.Function(fields.Boolean('Unit Price Required',
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on_change_with=['from_location', 'to_location']),
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'get_unit_price_required')
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def __init__(self):
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super(Move, self).__init__()
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self._sql_constraints += [
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('check_move_qty_pos',
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'CHECK(quantity >= 0.0)', 'Move quantity must be positive'),
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('check_move_internal_qty_pos',
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'CHECK(internal_quantity >= 0.0)',
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'Internal move quantity must be positive'),
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('check_from_to_locations',
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'CHECK(from_location != to_location)',
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'Source and destination location must be different'),
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('check_shipment',
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'CHECK((COALESCE(shipment_in, 0) / COALESCE(shipment_in, 1) ' \
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'+ COALESCE(shipment_out, 0) / ' \
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'COALESCE(shipment_out, 1) ' \
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'+ COALESCE(shipment_internal, 0) / ' \
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'COALESCE(shipment_internal, 1) ' \
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'+ COALESCE(shipment_in_return, 0) / ' \
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'COALESCE(shipment_in_return, 1) ' \
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'+ COALESCE(shipment_out_return, 0) / ' \
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'COALESCE(shipment_out_return, 1)) ' \
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'<= 1)',
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'Move can be on only one Shipment'),
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]
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self._constraints += [
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('check_period_closed', 'period_closed'),
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]
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self._order[0] = ('id', 'DESC')
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self._error_messages.update({
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'set_state_draft': 'You can not set state to draft!',
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'set_state_assigned': 'You can not set state to assigned!',
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'set_state_done': 'You can not set state to done!',
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'del_draft_cancel': 'You can only delete draft ' \
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'or cancelled moves!',
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'period_closed': 'You can not modify move in closed period!',
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'modify_assigned_done_cancel': ('You can not modify a move '
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'in the state: "Assigned", "Done" or "Cancel"'),
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})
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def init(self, module_name):
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cursor = Transaction().cursor
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# Migration from 1.2: packing renamed into shipment
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table = TableHandler(cursor, self, module_name)
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table.drop_constraint('check_packing')
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for suffix in ('in', 'out', 'in_return', 'out_return', 'internal'):
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old_column = 'packing_%s' % suffix
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new_column = 'shipment_%s' % suffix
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if table.column_exist(old_column):
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table.index_action(old_column, action='remove')
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table.drop_fk(old_column)
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table.column_rename(old_column, new_column)
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# Migration from 1.8: new field internal_quantity
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internal_quantity_exist = table.column_exist('internal_quantity')
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super(Move, self).init(module_name)
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# Migration from 1.8: fill new field internal_quantity
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if not internal_quantity_exist:
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offset = 0
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limit = cursor.IN_MAX
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move_ids = True
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while move_ids:
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move_ids = self.search([], offset=offset, limit=limit)
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offset += limit
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for move in self.browse(move_ids):
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internal_quantity = self._get_internal_quantity(
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move.quantity, move.uom, move.product)
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self.write(move.id, {
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'internal_quantity': internal_quantity,
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})
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table = TableHandler(cursor, self, module_name)
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table.not_null_action('internal_quantity', action='add')
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# Migration from 1.0 check_packing_in_out has been removed
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table = TableHandler(cursor, self, module_name)
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table.drop_constraint('check_packing_in_out')
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# Add index on create_date
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table.index_action('create_date', action='add')
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def default_planned_date(self):
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return Transaction().context.get('planned_date')
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def default_state(self):
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return 'draft'
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def default_company(self):
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return Transaction().context.get('company')
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def default_currency(self):
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company_obj = Pool().get('company.company')
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company = Transaction().context.get('company')
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if company:
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company = company_obj.browse(company)
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return company.currency.id
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def default_unit_digits(self):
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return 2
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def on_change_with_unit_digits(self, vals):
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uom_obj = Pool().get('product.uom')
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if vals.get('uom'):
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uom = uom_obj.browse(vals['uom'])
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return uom.digits
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return 2
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def get_unit_digits(self, ids, name):
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res = {}
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for move in self.browse(ids):
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res[move.id] = move.uom.digits
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return res
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def on_change_product(self, vals):
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pool = Pool()
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product_obj = pool.get('product.product')
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uom_obj = pool.get('product.uom')
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currency_obj = pool.get('currency.currency')
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company_obj = pool.get('company.company')
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location_obj = pool.get('stock.location')
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res = {
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'unit_price': Decimal('0.0'),
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}
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if vals.get('product'):
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product = product_obj.browse(vals['product'])
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res['uom'] = product.default_uom.id
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res['uom.rec_name'] = product.default_uom.rec_name
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res['unit_digits'] = product.default_uom.digits
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from_location, to_location = None, None
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if vals.get('from_location'):
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from_location = location_obj.browse(vals['from_location'])
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if vals.get('to_location'):
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to_location = location_obj.browse(vals['to_location'])
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unit_price = None
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if from_location and from_location.type in ('supplier',
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'production'):
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unit_price = product.cost_price
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elif to_location and to_location.type == 'customer':
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unit_price = product.list_price
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if unit_price:
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if vals.get('uom') and vals['uom'] != product.default_uom.id:
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uom = uom_obj.browse(vals['uom'])
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unit_price = uom_obj.compute_price(product.default_uom,
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unit_price, uom)
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if vals.get('currency') and vals.get('company'):
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currency = currency_obj.browse(vals['currency'])
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company = company_obj.browse(vals['company'])
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unit_price = currency_obj.compute(company.currency,
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unit_price, currency, round=False)
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res['unit_price'] = unit_price
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return res
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def on_change_with_product_uom_category(self, values):
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pool = Pool()
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product_obj = pool.get('product.product')
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if values.get('product'):
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product = product_obj.browse(values['product'])
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return product.default_uom_category.id
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def get_product_uom_category(self, ids, name):
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categories = {}
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for move in self.browse(ids):
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categories[move.id] = move.product.default_uom_category.id
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return categories
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def on_change_uom(self, vals):
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pool = Pool()
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product_obj = pool.get('product.product')
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uom_obj = pool.get('product.uom')
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currency_obj = pool.get('currency.currency')
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company_obj = pool.get('company.company')
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location_obj = pool.get('stock.location')
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res = {
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'unit_price': Decimal('0.0'),
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}
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if vals.get('product'):
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product = product_obj.browse(vals['product'])
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to_location = None
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if vals.get('to_location'):
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to_location = location_obj.browse(vals['to_location'])
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if to_location and to_location.type == 'storage':
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unit_price = product.cost_price
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if vals.get('uom') and vals['uom'] != product.default_uom.id:
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uom = uom_obj.browse(vals['uom'])
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unit_price = uom_obj.compute_price(product.default_uom,
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unit_price, uom)
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if vals.get('currency') and vals.get('company'):
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currency = currency_obj.browse(vals['currency'])
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company = company_obj.browse(vals['company'])
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unit_price = currency_obj.compute(company.currency,
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unit_price, currency, round=False)
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res['unit_price'] = unit_price
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return res
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def on_change_with_unit_price_required(self, vals):
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location_obj = Pool().get('stock.location')
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if vals.get('from_location'):
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from_location = location_obj.browse(vals['from_location'])
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if from_location.type in ('supplier', 'production'):
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return True
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if vals.get('to_location'):
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to_location = location_obj.browse(vals['to_location'])
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if to_location.type in ('customer', 'production'):
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return True
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return False
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def get_unit_price_required(self, ids, name):
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res = {}
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for move in self.browse(ids):
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res[move.id] = False
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if move.from_location.type in ('supplier', 'production'):
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res[move.id] = True
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if move.to_location.type == 'customer':
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res[move.id] = True
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return res
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def check_period_closed(self, ids):
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period_obj = Pool().get('stock.period')
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period_ids = period_obj.search([
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('state', '=', 'closed'),
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], order=[('date', 'DESC')], limit=1)
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if period_ids:
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period, = period_obj.browse(period_ids)
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for move in self.browse(ids):
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date = (move.effective_date if move.effective_date
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else move.planned_date)
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if date and date < period.date:
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return False
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return True
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def get_rec_name(self, ids, name):
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if not ids:
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return {}
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res = {}
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moves = self.browse(ids)
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for m in moves:
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res[m.id] = ("%s%s %s"
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% (m.quantity, m.uom.symbol, m.product.rec_name))
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return res
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def search_rec_name(self, name, clause):
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return [('product',) + clause[1:]]
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def _update_product_cost_price(self, product_id, quantity, uom, unit_price,
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currency, company, date):
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"""
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Update the cost price on the given product
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:param product_id: the id of the product
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:param quantity: the quantity of the product, positive if incoming and
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negative if outgoing
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:param uom: the uom id or a BrowseRecord of the uom
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:param unit_price: the unit price of the product
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:param currency: the currency of the unit price
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:param company: the company id ot a BrowseRecord of the company
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:param date: the date for the currency rate calculation
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"""
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pool = Pool()
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uom_obj = pool.get('product.uom')
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product_obj = pool.get('product.product')
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product_template_obj = pool.get('product.template')
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location_obj = pool.get('stock.location')
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currency_obj = pool.get('currency.currency')
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company_obj = pool.get('company.company')
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date_obj = pool.get('ir.date')
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if isinstance(uom, (int, long)):
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uom = uom_obj.browse(uom)
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if isinstance(currency, (int, long)):
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currency = currency_obj.browse(currency)
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if isinstance(company, (int, long)):
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company = company_obj.browse(company)
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context = {}
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context['locations'] = location_obj.search([
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('type', '=', 'storage'),
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])
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context['stock_date_end'] = date_obj.today()
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with Transaction().set_context(context):
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product = product_obj.browse(product_id)
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qty = uom_obj.compute_qty(uom, quantity, product.default_uom)
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qty = Decimal(str(qty))
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product_qty = Decimal(str(product.template.quantity))
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# convert wrt currency
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with Transaction().set_context(date=date):
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unit_price = currency_obj.compute(currency.id, unit_price,
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company.currency.id, round=False)
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# convert wrt to the uom
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unit_price = uom_obj.compute_price(uom, unit_price,
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product.default_uom)
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if product_qty + qty != Decimal('0.0'):
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new_cost_price = (
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(product.cost_price * product_qty) + (unit_price * qty)
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) / (product_qty + qty)
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else:
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new_cost_price = product.cost_price
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if hasattr(product_obj, 'cost_price'):
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digits = product_obj.cost_price.digits
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else:
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digits = product_template_obj.cost_price.digits
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new_cost_price = new_cost_price.quantize(
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Decimal(str(10.0 ** -digits[1])))
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with Transaction().set_user(0, set_context=True):
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product_obj.write(product.id, {
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'cost_price': new_cost_price,
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})
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def _get_internal_quantity(self, quantity, uom, product):
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uom_obj = Pool().get('product.uom')
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internal_quantity = uom_obj.compute_qty(uom, quantity,
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product.default_uom, round=True)
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return internal_quantity
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def create(self, vals):
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pool = Pool()
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location_obj = pool.get('stock.location')
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product_obj = pool.get('product.product')
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uom_obj = pool.get('product.uom')
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date_obj = pool.get('ir.date')
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today = date_obj.today()
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vals = vals.copy()
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effective_date = vals.get('effective_date') or today
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product = product_obj.browse(vals['product'])
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if vals.get('state') == 'done':
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vals['effective_date'] = effective_date
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currency_id = vals.get('currency', self.default_currency())
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company_id = vals.get('company', self.default_company())
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from_location = location_obj.browse(vals['from_location'])
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to_location = location_obj.browse(vals['to_location'])
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if (from_location.type in ('supplier', 'production')
|
|
and to_location.type == 'storage'
|
|
and product.cost_price_method == 'average'):
|
|
self._update_product_cost_price(vals['product'],
|
|
vals['quantity'], vals['uom'], vals['unit_price'],
|
|
currency_id, company_id, effective_date)
|
|
if (to_location.type == 'supplier'
|
|
and from_location.type == 'storage'
|
|
and product.cost_price_method == 'average'):
|
|
self._update_product_cost_price(vals['product'],
|
|
-vals['quantity'], vals['uom'], vals['unit_price'],
|
|
currency_id, company_id, effective_date)
|
|
if not vals.get('cost_price'):
|
|
# Re-read product to get the updated cost_price
|
|
product = product_obj.browse(vals['product'])
|
|
vals['cost_price'] = product.cost_price
|
|
|
|
elif vals.get('state') == 'assigned':
|
|
vals['effective_date'] = effective_date
|
|
|
|
uom = uom_obj.browse(vals['uom'])
|
|
internal_quantity = self._get_internal_quantity(vals['quantity'],
|
|
uom, product)
|
|
vals['internal_quantity'] = internal_quantity
|
|
return super(Move, self).create(vals)
|
|
|
|
def write(self, ids, vals):
|
|
date_obj = Pool().get('ir.date')
|
|
|
|
if isinstance(ids, (int, long)):
|
|
ids = [ids]
|
|
today = date_obj.today()
|
|
effective_date = vals.get('effective_date') or today
|
|
|
|
moves = self.browse(ids)
|
|
if 'state' in vals:
|
|
for move in moves:
|
|
if vals['state'] == 'cancel':
|
|
vals['effective_date'] = None
|
|
if (move.from_location.type in ('supplier', 'production')
|
|
and move.to_location.type == 'storage'
|
|
and move.state != 'cancel'
|
|
and move.product.cost_price_method == 'average'):
|
|
self._update_product_cost_price(move.product.id,
|
|
-move.quantity, move.uom, move.unit_price,
|
|
move.currency, move.company, today)
|
|
if (move.to_location.type == 'supplier'
|
|
and move.from_location.type == 'storage'
|
|
and move.state != 'cancel'
|
|
and move.product.cost_price_method == 'average'):
|
|
self._update_product_cost_price(move.product.id,
|
|
move.quantity, move.uom, move.unit_price,
|
|
move.currency, move.company, today)
|
|
|
|
elif vals['state'] == 'draft':
|
|
if move.state == 'done':
|
|
self.raise_user_error('set_state_draft')
|
|
elif vals['state'] == 'assigned':
|
|
if move.state in ('cancel', 'done'):
|
|
self.raise_user_error('set_state_assigned')
|
|
vals['effective_date'] = effective_date
|
|
elif vals['state'] == 'done':
|
|
if move.state in ('cancel'):
|
|
self.raise_user_error('set_state_done')
|
|
vals['effective_date'] = effective_date
|
|
|
|
if (move.from_location.type in ('supplier', 'production')
|
|
and move.to_location.type == 'storage'
|
|
and move.state != 'done'
|
|
and move.product.cost_price_method == 'average'):
|
|
self._update_product_cost_price(move.product.id,
|
|
move.quantity, move.uom, move.unit_price,
|
|
move.currency, move.company, effective_date)
|
|
if (move.to_location.type == 'supplier'
|
|
and move.from_location.type == 'storage'
|
|
and move.state != 'done'
|
|
and move.product.cost_price_method == 'average'):
|
|
self._update_product_cost_price(move.product.id,
|
|
-move.quantity, move.uom, move.unit_price,
|
|
move.currency, move.company, effective_date)
|
|
|
|
if reduce(lambda x, y: x or y in vals, ('product', 'uom', 'quantity',
|
|
'from_location', 'to_location', 'company', 'unit_price',
|
|
'currency'), False):
|
|
for move in moves:
|
|
if move.state in ('assigned', 'done', 'cancel'):
|
|
self.raise_user_error('modify_assigned_done_cancel')
|
|
if reduce(lambda x, y: x or y in vals,
|
|
('planned_date', 'effective_date'), False):
|
|
for move in moves:
|
|
if move.state in ('done', 'cancel'):
|
|
self.raise_user_error('modify_assigned_done_cancel')
|
|
|
|
res = super(Move, self).write(ids, vals)
|
|
|
|
if vals.get('state', '') == 'done':
|
|
#Re-read the move because cost_price has been updated
|
|
for move in self.browse(ids):
|
|
if not move.cost_price:
|
|
self.write(move.id, {
|
|
'cost_price': move.product.cost_price,
|
|
})
|
|
|
|
for move in self.browse(ids):
|
|
internal_quantity = self._get_internal_quantity(move.quantity,
|
|
move.uom, move.product)
|
|
if internal_quantity != move.internal_quantity:
|
|
# Use super to avoid infinite loop
|
|
super(Move, self).write(move.id, {
|
|
'internal_quantity': internal_quantity,
|
|
})
|
|
return res
|
|
|
|
def delete(self, ids):
|
|
for move in self.browse(ids):
|
|
if move.state not in ('draft', 'cancel'):
|
|
self.raise_user_error('del_draft_cancel')
|
|
return super(Move, self).delete(ids)
|
|
|
|
def pick_product(self, move, location_quantities):
|
|
"""
|
|
Pick the product across the location. Naive (fast) implementation.
|
|
|
|
:param move: a BrowseRecord of stock.move
|
|
:param location_quantities: a list of tuple (location, available_qty)
|
|
where location is a BrowseRecord of stock.location.
|
|
:return: a list of tuple (location, quantity) for quantities
|
|
that can be picked
|
|
"""
|
|
to_pick = []
|
|
needed_qty = move.quantity
|
|
for location, available_qty in location_quantities.iteritems():
|
|
# Ignore available_qty when too small
|
|
if available_qty < move.uom.rounding:
|
|
continue
|
|
if needed_qty <= available_qty:
|
|
to_pick.append((location, needed_qty))
|
|
return to_pick
|
|
else:
|
|
to_pick.append((location, available_qty))
|
|
needed_qty -= available_qty
|
|
# Force assignation for consumables:
|
|
if move.product.consumable:
|
|
to_pick.append((move.from_location, needed_qty))
|
|
return to_pick
|
|
return to_pick
|
|
|
|
def assign_try(self, moves):
|
|
'''
|
|
Try to assign moves.
|
|
It will split the moves to assign as much possible.
|
|
|
|
:param moves: a BrowseRecordList of stock.move to assign
|
|
:return: True if succeed or False if not
|
|
'''
|
|
pool = Pool()
|
|
product_obj = pool.get('product.product')
|
|
uom_obj = pool.get('product.uom')
|
|
date_obj = pool.get('ir.date')
|
|
location_obj = pool.get('stock.location')
|
|
|
|
Transaction().cursor.lock(self._table)
|
|
|
|
location_ids = location_obj.search([
|
|
('parent', 'child_of', [x.from_location.id for x in moves]),
|
|
])
|
|
with Transaction().set_context(
|
|
stock_date_end=date_obj.today(),
|
|
stock_assign=True):
|
|
pbl = product_obj.products_by_location(location_ids=location_ids,
|
|
product_ids=[m.product.id for m in moves])
|
|
|
|
success = True
|
|
for move in moves:
|
|
if move.state != 'draft':
|
|
continue
|
|
to_location = move.to_location
|
|
location_qties = {}
|
|
child_ids = location_obj.search([
|
|
('parent', 'child_of', [move.from_location.id]),
|
|
])
|
|
for location in location_obj.browse(child_ids):
|
|
if (location.id, move.product.id) in pbl:
|
|
location_qties[location] = uom_obj.compute_qty(
|
|
move.product.default_uom,
|
|
pbl[(location.id, move.product.id)], move.uom,
|
|
round=False)
|
|
|
|
to_pick = self.pick_product(move, location_qties)
|
|
|
|
picked_qties = 0.0
|
|
for _, qty in to_pick:
|
|
picked_qties += qty
|
|
|
|
if picked_qties < move.quantity:
|
|
success = False
|
|
first = False
|
|
self.write(move.id, {
|
|
'quantity': move.quantity - picked_qties,
|
|
})
|
|
else:
|
|
first = True
|
|
for from_location, qty in to_pick:
|
|
values = {
|
|
'from_location': from_location.id,
|
|
'quantity': qty,
|
|
'state': 'assigned',
|
|
}
|
|
if first:
|
|
self.write(move.id, values)
|
|
first = False
|
|
else:
|
|
self.copy(move.id, default=values)
|
|
|
|
qty_default_uom = uom_obj.compute_qty(move.uom, qty,
|
|
move.product.default_uom, round=False)
|
|
|
|
pbl[(from_location.id, move.product.id)] = (
|
|
pbl.get((from_location.id, move.product.id), 0.0)
|
|
- qty_default_uom)
|
|
pbl[(to_location.id, move.product.id)] = (
|
|
pbl.get((to_location.id, move.product.id), 0.0)
|
|
+ qty_default_uom)
|
|
return success
|
|
|
|
Move()
|