347 lines
19 KiB
Python
347 lines
19 KiB
Python
# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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from itertools import chain
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import time
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from openerp import tools
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from openerp.tools import DEFAULT_SERVER_DATE_FORMAT
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from openerp.osv import fields, osv
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from openerp.tools.translate import _
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import openerp.addons.decimal_precision as dp
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from openerp.exceptions import UserError
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#----------------------------------------------------------
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# Price lists
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#----------------------------------------------------------
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class product_pricelist(osv.osv):
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_name = "product.pricelist"
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_description = "Pricelist"
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_order = 'name'
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_columns = {
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'name': fields.char('Pricelist Name', required=True, translate=True),
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'active': fields.boolean('Active', help="If unchecked, it will allow you to hide the pricelist without removing it."),
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'item_ids': fields.one2many('product.pricelist.item', 'pricelist_id', 'Pricelist Items', copy=True),
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'currency_id': fields.many2one('res.currency', 'Currency', required=True),
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'company_id': fields.many2one('res.company', 'Company'),
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}
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def name_get(self, cr, uid, ids, context=None):
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result= []
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if not all(ids):
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return result
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for pl in self.browse(cr, uid, ids, context=context):
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name = pl.name + ' ('+ pl.currency_id.name + ')'
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result.append((pl.id,name))
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return result
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def name_search(self, cr, uid, name, args=None, operator='ilike', context=None, limit=100):
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if name and operator == '=' and not args:
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# search on the name of the pricelist and its currency, opposite of name_get(),
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# Used by the magic context filter in the product search view.
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query_args = {'name': name, 'limit': limit, 'lang': (context or {}).get('lang') or 'en_US'}
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query = """SELECT p.id
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FROM ((
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SELECT pr.id, pr.name
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FROM product_pricelist pr JOIN
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res_currency cur ON
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(pr.currency_id = cur.id)
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WHERE pr.name || ' (' || cur.name || ')' = %(name)s
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)
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UNION (
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SELECT tr.res_id as id, tr.value as name
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FROM ir_translation tr JOIN
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product_pricelist pr ON (
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pr.id = tr.res_id AND
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tr.type = 'model' AND
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tr.name = 'product.pricelist,name' AND
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tr.lang = %(lang)s
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) JOIN
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res_currency cur ON
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(pr.currency_id = cur.id)
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WHERE tr.value || ' (' || cur.name || ')' = %(name)s
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)
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) p
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ORDER BY p.name"""
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if limit:
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query += " LIMIT %(limit)s"
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cr.execute(query, query_args)
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ids = [r[0] for r in cr.fetchall()]
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# regular search() to apply ACLs - may limit results below limit in some cases
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ids = self.search(cr, uid, [('id', 'in', ids)], limit=limit, context=context)
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if ids:
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return self.name_get(cr, uid, ids, context)
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return super(product_pricelist, self).name_search(
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cr, uid, name, args, operator=operator, context=context, limit=limit)
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def _get_currency(self, cr, uid, ctx):
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comp = self.pool.get('res.users').browse(cr, uid, uid).company_id
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if not comp:
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comp_id = self.pool.get('res.company').search(cr, uid, [])[0]
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comp = self.pool.get('res.company').browse(cr, uid, comp_id)
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return comp.currency_id.id
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_defaults = {
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'active': lambda *a: 1,
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"currency_id": _get_currency
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}
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def price_rule_get_multi(self, cr, uid, ids, products_by_qty_by_partner, context=None):
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"""multi products 'price_get'.
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@param ids:
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@param products_by_qty:
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@param partner:
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@param context: {
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'date': Date of the pricelist (%Y-%m-%d),}
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@return: a dict of dict with product_id as key and a dict 'price by pricelist' as value
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"""
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if not ids:
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ids = self.pool.get('product.pricelist').search(cr, uid, [], context=context)
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results = {}
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for pricelist in self.browse(cr, uid, ids, context=context):
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subres = self._price_rule_get_multi(cr, uid, pricelist, products_by_qty_by_partner, context=context)
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for product_id, price in subres.items():
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results.setdefault(product_id, {})
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results[product_id][pricelist.id] = price
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return results
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def _price_get_multi(self, cr, uid, pricelist, products_by_qty_by_partner, context=None):
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return dict((key, price[0]) for key, price in self._price_rule_get_multi(cr, uid, pricelist, products_by_qty_by_partner, context=context).items())
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def _price_rule_get_multi(self, cr, uid, pricelist, products_by_qty_by_partner, context=None):
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context = context or {}
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date = context.get('date') and context['date'][0:10] or time.strftime(DEFAULT_SERVER_DATE_FORMAT)
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products = map(lambda x: x[0], products_by_qty_by_partner)
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product_uom_obj = self.pool.get('product.uom')
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if not products:
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return {}
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categ_ids = {}
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for p in products:
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categ = p.categ_id
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while categ:
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categ_ids[categ.id] = True
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categ = categ.parent_id
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categ_ids = categ_ids.keys()
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is_product_template = products[0]._name == "product.template"
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if is_product_template:
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prod_tmpl_ids = [tmpl.id for tmpl in products]
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# all variants of all products
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prod_ids = [p.id for p in
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list(chain.from_iterable([t.product_variant_ids for t in products]))]
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else:
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prod_ids = [product.id for product in products]
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prod_tmpl_ids = [product.product_tmpl_id.id for product in products]
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# Load all rules
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cr.execute(
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'SELECT i.id '
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'FROM product_pricelist_item AS i '
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'WHERE (product_tmpl_id IS NULL OR product_tmpl_id = any(%s))'
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'AND (product_id IS NULL OR product_id = any(%s))'
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'AND (categ_id IS NULL OR categ_id = any(%s)) '
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'AND (pricelist_id = %s) '
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'AND ((i.date_start IS NULL OR i.date_start<=%s) AND (i.date_end IS NULL OR i.date_end>=%s))'
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'ORDER BY applied_on, min_quantity desc',
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(prod_tmpl_ids, prod_ids, categ_ids, pricelist.id, date, date))
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item_ids = [x[0] for x in cr.fetchall()]
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items = self.pool.get('product.pricelist.item').browse(cr, uid, item_ids, context=context)
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results = {}
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for product, qty, partner in products_by_qty_by_partner:
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results[product.id] = 0.0
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suitable_rule = False
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# Final unit price is computed according to `qty` in the `qty_uom_id` UoM.
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# An intermediary unit price may be computed according to a different UoM, in
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# which case the price_uom_id contains that UoM.
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# The final price will be converted to match `qty_uom_id`.
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qty_uom_id = context.get('uom') or product.uom_id.id
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price_uom_id = product.uom_id.id
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qty_in_product_uom = qty
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if qty_uom_id != product.uom_id.id:
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try:
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qty_in_product_uom = product_uom_obj._compute_qty(
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cr, uid, context['uom'], qty, product.uom_id.id)
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except UserError:
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# Ignored - incompatible UoM in context, use default product UoM
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pass
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# if Public user try to access standard price from website sale, need to call _price_get.
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price = self.pool['product.template']._price_get(cr, uid, [product], 'list_price', context=context)[product.id]
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price_uom_id = qty_uom_id
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for rule in items:
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if rule.min_quantity and qty_in_product_uom < rule.min_quantity:
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continue
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if is_product_template:
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if rule.product_tmpl_id and product.id != rule.product_tmpl_id.id:
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continue
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if rule.product_id and \
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(product.product_variant_count > 1 or product.product_variant_ids[0].id != rule.product_id.id):
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# product rule acceptable on template if has only one variant
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continue
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else:
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if rule.product_tmpl_id and product.product_tmpl_id.id != rule.product_tmpl_id.id:
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continue
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if rule.product_id and product.id != rule.product_id.id:
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continue
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if rule.base == 'pricelist' and rule.base_pricelist_id:
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price_tmp = self._price_get_multi(cr, uid, rule.base_pricelist_id, [(product, qty, partner)], context=context)[product.id]
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ptype_src = rule.base_pricelist_id.currency_id.id
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price = self.pool['res.currency'].compute(cr, uid, ptype_src, pricelist.currency_id.id, price_tmp, round=False, context=context)
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else:
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# if base option is public price take sale price else cost price of product
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# price_get returns the price in the context UoM, i.e. qty_uom_id
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price = self.pool['product.template']._price_get(cr, uid, [product], rule.base, context=context)[product.id]
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convert_to_price_uom = (lambda price: product_uom_obj._compute_price(
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cr, uid, product.uom_id.id,
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price, price_uom_id))
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if price is not False:
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if rule.compute_price == 'fixed':
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price = convert_to_price_uom(rule.fixed_price)
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elif rule.compute_price == 'percentage':
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price = (price - (price * (rule.percent_price / 100))) or 0.0
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else:
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#complete formula
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price_limit = price
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price = (price - (price * (rule.price_discount / 100))) or 0.0
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if rule.price_round:
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price = tools.float_round(price, precision_rounding=rule.price_round)
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if rule.price_surcharge:
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price_surcharge = convert_to_price_uom(rule.price_surcharge)
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price += price_surcharge
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if rule.price_min_margin:
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price_min_margin = convert_to_price_uom(rule.price_min_margin)
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price = max(price, price_limit + price_min_margin)
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if rule.price_max_margin:
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price_max_margin = convert_to_price_uom(rule.price_max_margin)
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price = min(price, price_limit + price_max_margin)
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suitable_rule = rule
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break
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# Final price conversion into pricelist currency
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if suitable_rule and suitable_rule.compute_price != 'fixed' and suitable_rule.base != 'pricelist':
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user_company = self.pool['res.users'].browse(cr, uid, uid, context=context).company_id
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price = self.pool['res.currency'].compute(cr, uid, user_company.currency_id.id, pricelist.currency_id.id, price, context=context)
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results[product.id] = (price, suitable_rule and suitable_rule.id or False)
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return results
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def price_get(self, cr, uid, ids, prod_id, qty, partner=None, context=None):
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return dict((key, price[0]) for key, price in self.price_rule_get(cr, uid, ids, prod_id, qty, partner=partner, context=context).items())
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def price_rule_get(self, cr, uid, ids, prod_id, qty, partner=None, context=None):
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product = self.pool.get('product.product').browse(cr, uid, prod_id, context=context)
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res_multi = self.price_rule_get_multi(cr, uid, ids, products_by_qty_by_partner=[(product, qty, partner)], context=context)
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res = res_multi[prod_id]
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return res
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class product_pricelist_item(osv.osv):
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_name = "product.pricelist.item"
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_description = "Pricelist item"
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_order = "applied_on, min_quantity desc"
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def _check_recursion(self, cr, uid, ids, context=None):
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for obj_list in self.browse(cr, uid, ids, context=context):
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if obj_list.base == 'pricelist':
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main_pricelist = obj_list.pricelist_id.id
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other_pricelist = obj_list.base_pricelist_id.id
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if main_pricelist == other_pricelist:
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return False
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return True
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def _check_margin(self, cr, uid, ids, context=None):
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for item in self.browse(cr, uid, ids, context=context):
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if item.price_max_margin and item.price_min_margin and (item.price_min_margin > item.price_max_margin):
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return False
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return True
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def _get_pricelist_item_name_price(self, cr, uid, ids, fields, args, context=None):
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"""This function is used to set some fields used for usability purposes only (state explicitly what a rule does)
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"""
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res = {}
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for item in self.browse(cr, uid, ids, context=context):
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res[item.id] = {'name': '', 'price': ''}
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if item.categ_id:
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res[item.id]['name'] = _("Category: %s") % (item.categ_id.name)
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elif item.product_tmpl_id:
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res[item.id]['name'] = item.product_tmpl_id.name
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elif item.product_id:
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res[item.id]['name'] = item.product_id.display_name.replace('[%s]' % item.product_id.code, '')
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else:
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res[item.id]['name'] = _("All Products")
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if item.compute_price == 'fixed':
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res[item.id]['price'] = ("%s %s") % (item.fixed_price, item.pricelist_id.currency_id.name)
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elif item.compute_price == 'percentage':
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res[item.id]['price'] = _("%s %% discount") % (item.percent_price)
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else:
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res[item.id]['price'] = _("%s %% discount and %s surcharge") % (abs(item.price_discount), item.price_surcharge)
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return res
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_columns = {
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'product_tmpl_id': fields.many2one('product.template', 'Product Template', ondelete='cascade', help="Specify a template if this rule only applies to one product template. Keep empty otherwise."),
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'product_id': fields.many2one('product.product', 'Product', ondelete='cascade', help="Specify a product if this rule only applies to one product. Keep empty otherwise."),
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'categ_id': fields.many2one('product.category', 'Product Category', ondelete='cascade', help="Specify a product category if this rule only applies to products belonging to this category or its children categories. Keep empty otherwise."),
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'min_quantity': fields.integer('Min. Quantity',
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help="For the rule to apply, bought/sold quantity must be greater "
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"than or equal to the minimum quantity specified in this field.\n"
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"Expressed in the default unit of measure of the product."
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),
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'applied_on': fields.selection([('3_global', 'Global'),('2_product_category', ' Product Category'), ('1_product', 'Product'), ('0_product_variant', 'Product Variant')], string="Apply On", required=True,
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help='Pricelist Item applicable on selected option'),
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'sequence': fields.integer('Sequence', required=True, help="Gives the order in which the pricelist items will be checked. The evaluation gives highest priority to lowest sequence and stops as soon as a matching item is found."),
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'base': fields.selection([('list_price', 'Public Price'), ('standard_price', 'Cost'), ('pricelist', 'Other Pricelist')], string="Based on", required=True,
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help='Base price for computation. \n Public Price: The base price will be the Sale/public Price. \n Cost Price : The base price will be the cost price. \n Other Pricelist : Computation of the base price based on another Pricelist.'),
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'base_pricelist_id': fields.many2one('product.pricelist', 'Other Pricelist'),
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'pricelist_id': fields.many2one('product.pricelist', 'Pricelist'),
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'price_surcharge': fields.float('Price Surcharge',
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digits_compute= dp.get_precision('Product Price'), help='Specify the fixed amount to add or substract(if negative) to the amount calculated with the discount.'),
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'price_discount': fields.float('Price Discount', digits=(16,2)),
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'price_round': fields.float('Price Rounding',
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digits_compute= dp.get_precision('Product Price'),
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help="Sets the price so that it is a multiple of this value.\n" \
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"Rounding is applied after the discount and before the surcharge.\n" \
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"To have prices that end in 9.99, set rounding 10, surcharge -0.01" \
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),
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'price_min_margin': fields.float('Min. Price Margin',
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digits_compute= dp.get_precision('Product Price'), help='Specify the minimum amount of margin over the base price.'),
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'price_max_margin': fields.float('Max. Price Margin',
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digits_compute= dp.get_precision('Product Price'), help='Specify the maximum amount of margin over the base price.'),
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'company_id': fields.related('pricelist_id','company_id',type='many2one',
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readonly=True, relation='res.company', string='Company', store=True),
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'currency_id': fields.related('pricelist_id', 'currency_id', type='many2one',
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readonly=True, relation='res.currency', string='Currency', store=True),
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'date_start': fields.date('Start Date', help="Starting date for the pricelist item validation"),
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'date_end': fields.date('End Date', help="Ending valid for the pricelist item validation"),
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'compute_price': fields.selection([('fixed', 'Fix Price'), ('percentage', 'Percentage (discount)'), ('formula', 'Formula')], select=True, default='fixed'),
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'fixed_price': fields.float('Fixed Price'),
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'percent_price': fields.float('Percentage Price'),
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#functional fields used for usability purposes
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'name': fields.function(_get_pricelist_item_name_price, type="char", string='Name', multi='item_name_price', help="Explicit rule name for this pricelist line."),
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'price': fields.function(_get_pricelist_item_name_price, type="char", string='Price', multi='item_name_price', help="Explicit rule name for this pricelist line."),
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}
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_defaults = {
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'base': 'list_price',
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'min_quantity': 1,
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'sequence': 5,
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'price_discount': 0,
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'applied_on': '3_global',
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}
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_constraints = [
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(_check_recursion, 'Error! You cannot assign the Main Pricelist as Other Pricelist in PriceList Item!', ['base_pricelist_id']),
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(_check_margin, 'Error! The minimum margin should be lower than the maximum margin.', ['price_min_margin', 'price_max_margin'])
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]
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