Cédric Krier
253412a0c3
Default value of company should be -1 to get the right cast and an impossible value. Replace False by None as other value in "in" clause. issue3394 review1119002
277 lines
11 KiB
Python
277 lines
11 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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import datetime
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from sql import Literal
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from sql.aggregate import Count
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from trytond.model import ModelView, ModelSQL, fields
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from trytond.pyson import Eval, If
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from trytond.pool import Pool, PoolMeta
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from trytond.transaction import Transaction
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from trytond import backend
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__all__ = ['Template', 'Product', 'ProductSupplier', 'ProductSupplierPrice']
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__metaclass__ = PoolMeta
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class Template:
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__name__ = "product.template"
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purchasable = fields.Boolean('Purchasable', states={
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'readonly': ~Eval('active', True),
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}, depends=['active'])
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product_suppliers = fields.One2Many('purchase.product_supplier',
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'product', 'Suppliers', states={
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'readonly': ~Eval('active', True),
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'invisible': (~Eval('purchasable', False)
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| ~Eval('context', {}).get('company')),
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}, depends=['active', 'purchasable'])
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purchase_uom = fields.Many2One('product.uom', 'Purchase UOM', states={
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'readonly': ~Eval('active'),
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'invisible': ~Eval('purchasable'),
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'required': Eval('purchasable', False),
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},
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domain=[('category', '=', Eval('default_uom_category'))],
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on_change_with=['default_uom', 'purchase_uom', 'purchasable'],
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depends=['active', 'purchasable', 'default_uom_category'])
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@classmethod
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def __setup__(cls):
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super(Template, cls).__setup__()
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cls._error_messages.update({
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'change_purchase_uom': ('Purchase prices are based '
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'on the purchase uom, are you sure to change it?'),
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})
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required = ~Eval('account_category') & Eval('purchasable', False)
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if not cls.account_expense.states.get('required'):
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cls.account_expense.states['required'] = required
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else:
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cls.account_expense.states['required'] = (
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cls.account_expense.states['required'] | required)
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if 'account_category' not in cls.account_expense.depends:
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cls.account_expense.depends.append('account_category')
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if 'purchasable' not in cls.account_expense.depends:
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cls.account_expense.depends.append('purchasable')
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def on_change_with_purchase_uom(self):
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if self.default_uom:
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if self.purchase_uom:
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if self.default_uom.category == self.purchase_uom.category:
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return self.purchase_uom.id
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else:
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return self.default_uom.id
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else:
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return self.default_uom.id
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@classmethod
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def write(cls, templates, vals):
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if vals.get("purchase_uom"):
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for template in templates:
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if not template.purchase_uom:
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continue
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if template.purchase_uom.id == vals["purchase_uom"]:
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continue
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for product in template.products:
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if not product.product_suppliers:
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continue
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cls.raise_user_warning(
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'%s@product_template' % template.id,
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'change_purchase_uom')
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super(Template, cls).write(templates, vals)
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class Product:
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__name__ = 'product.product'
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@classmethod
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def get_purchase_price(cls, products, quantity=0):
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'''
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Return purchase price for product ids.
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The context that can have as keys:
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uom: the unit of measure
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supplier: the supplier party id
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currency: the currency id for the returned price
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'''
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pool = Pool()
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Uom = pool.get('product.uom')
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User = pool.get('res.user')
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Currency = pool.get('currency.currency')
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Date = pool.get('ir.date')
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today = Date.today()
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res = {}
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uom = None
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if Transaction().context.get('uom'):
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uom = Uom(Transaction().context['uom'])
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currency = None
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if Transaction().context.get('currency'):
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currency = Currency(Transaction().context['currency'])
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user = User(Transaction().user)
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for product in products:
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res[product.id] = product.cost_price
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default_uom = product.default_uom
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default_currency = (user.company.currency if user.company
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else None)
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if not uom:
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uom = default_uom
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if (Transaction().context.get('supplier')
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and product.product_suppliers):
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supplier_id = Transaction().context['supplier']
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for product_supplier in product.product_suppliers:
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if product_supplier.party.id == supplier_id:
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for price in product_supplier.prices:
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if Uom.compute_qty(product.purchase_uom,
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price.quantity, uom) <= quantity:
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res[product.id] = price.unit_price
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default_uom = product.purchase_uom
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default_currency = product_supplier.currency
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break
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res[product.id] = Uom.compute_price(default_uom, res[product.id],
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uom)
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if currency and default_currency:
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date = Transaction().context.get('purchase_date') or today
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with Transaction().set_context(date=date):
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res[product.id] = Currency.compute(default_currency,
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res[product.id], currency, round=False)
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return res
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class ProductSupplier(ModelSQL, ModelView):
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'Product Supplier'
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__name__ = 'purchase.product_supplier'
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product = fields.Many2One('product.template', 'Product', required=True,
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ondelete='CASCADE', select=True)
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party = fields.Many2One('party.party', 'Supplier', required=True,
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ondelete='CASCADE', select=True, on_change=['party'])
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name = fields.Char('Name', size=None, translate=True, select=True)
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code = fields.Char('Code', size=None, select=True)
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sequence = fields.Integer('Sequence')
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prices = fields.One2Many('purchase.product_supplier.price',
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'product_supplier', 'Prices')
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company = fields.Many2One('company.company', 'Company', required=True,
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ondelete='CASCADE', select=True,
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domain=[
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('id', If(Eval('context', {}).contains('company'), '=', '!='),
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Eval('context', {}).get('company', -1)),
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])
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delivery_time = fields.Integer('Delivery Time', help="In number of days")
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currency = fields.Many2One('currency.currency', 'Currency', required=True,
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ondelete='RESTRICT')
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@classmethod
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def __setup__(cls):
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super(ProductSupplier, cls).__setup__()
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cls._order.insert(0, ('sequence', 'ASC'))
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@classmethod
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def __register__(cls, module_name):
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TableHandler = backend.get('TableHandler')
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cursor = Transaction().cursor
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table = TableHandler(cursor, cls, module_name)
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sql_table = cls.__table__()
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# Migration from 2.2 new field currency
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created_currency = table.column_exist('currency')
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super(ProductSupplier, cls).__register__(module_name)
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# Migration from 2.2 fill currency
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if not created_currency:
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Company = Pool().get('company.company')
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company = Company.__table__()
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limit = cursor.IN_MAX
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cursor.execute(*sql_table.select(Count(sql_table.id)))
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product_supplier_count, = cursor.fetchone()
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for offset in range(0, product_supplier_count, limit):
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cursor.execute(*sql_table.join(company,
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condition=sql_table.company == company.id
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).select(sql_table.id, company.currency,
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order_by=sql_table.id,
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limit=limit, offset=offset))
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for product_supplier_id, currency_id in cursor.fetchall():
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cursor.execute(*sql_table.update(
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columns=[sql_table.currency],
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values=[currency_id],
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where=sql_table.id == product_supplier_id))
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# Migration from 2.4: drop required on sequence
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table.not_null_action('sequence', action='remove')
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# Migration from 2.6: drop required on delivery_time
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table.not_null_action('delivery_time', action='remove')
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@staticmethod
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def order_sequence(tables):
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table, _ = tables[None]
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return [table.sequence == None, table.sequence]
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@staticmethod
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def default_company():
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return Transaction().context.get('company')
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@staticmethod
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def default_currency():
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Company = Pool().get('company.company')
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if Transaction().context.get('company'):
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company = Company(Transaction().context['company'])
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return company.currency.id
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def on_change_party(self):
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cursor = Transaction().cursor
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changes = {
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'currency': self.default_currency(),
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}
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if self.party:
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table = self.__table__()
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cursor.execute(*table.select(table.currency,
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where=table.party == self.party.id,
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group_by=table.currency,
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order_by=Count(Literal(1)).desc))
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row = cursor.fetchone()
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if row:
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changes['currency'], = row
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return changes
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def compute_supply_date(self, date=None):
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'''
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Compute the supply date for the Product Supplier at the given date
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'''
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Date = Pool().get('ir.date')
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if not date:
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date = Date.today()
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if self.delivery_time is None:
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return datetime.date.max
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return date + datetime.timedelta(self.delivery_time)
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def compute_purchase_date(self, date):
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'''
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Compute the purchase date for the Product Supplier at the given date
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'''
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Date = Pool().get('ir.date')
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if self.delivery_time is None:
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return Date.today()
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return date - datetime.timedelta(self.delivery_time)
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class ProductSupplierPrice(ModelSQL, ModelView):
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'Product Supplier Price'
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__name__ = 'purchase.product_supplier.price'
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product_supplier = fields.Many2One('purchase.product_supplier',
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'Supplier', required=True, ondelete='CASCADE')
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quantity = fields.Float('Quantity', required=True, help='Minimal quantity')
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unit_price = fields.Numeric('Unit Price', required=True, digits=(16, 4))
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@classmethod
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def __setup__(cls):
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super(ProductSupplierPrice, cls).__setup__()
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cls._order.insert(0, ('quantity', 'ASC'))
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@staticmethod
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def default_quantity():
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return 0.0
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