539 lines
26 KiB
Python
539 lines
26 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP, Open Source Management Solution
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# Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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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.osv import fields, osv
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from openerp.tools.translate import _
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from openerp.exceptions import except_orm
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import openerp.addons.decimal_precision as dp
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class price_type(osv.osv):
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"""
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The price type is used to points which field in the product form
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is a price and in which currency is this price expressed.
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When a field is a price, you can use it in pricelists to base
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sale and purchase prices based on some fields of the product.
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"""
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def _price_field_get(self, cr, uid, context=None):
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mf = self.pool.get('ir.model.fields')
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ids = mf.search(cr, uid, [('model','in', (('product.product'),('product.template'))), ('ttype','=','float')], context=context)
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res = []
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for field in mf.browse(cr, uid, ids, context=context):
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if not (field.name, field.field_description) in res:
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res.append((field.name, field.field_description))
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return res
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def _get_field_currency(self, cr, uid, fname, ctx):
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ids = self.search(cr, uid, [('field','=',fname)], context=ctx)
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return self.browse(cr, uid, ids, context=ctx)[0].currency_id
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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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_name = "product.price.type"
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_description = "Price Type"
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_columns = {
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"name" : fields.char("Price Name", required=True, translate=True, help="Name of this kind of price."),
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"active" : fields.boolean("Active"),
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"field" : fields.selection(_price_field_get, "Product Field", size=32, required=True, help="Associated field in the product form."),
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"currency_id" : fields.many2one('res.currency', "Currency", required=True, help="The currency the field is expressed in."),
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}
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_defaults = {
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"active": lambda *args: True,
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"currency_id": _get_currency
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}
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#----------------------------------------------------------
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# Price lists
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#----------------------------------------------------------
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class product_pricelist_type(osv.osv):
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_name = "product.pricelist.type"
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_description = "Pricelist Type"
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_columns = {
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'name': fields.char('Name', required=True, translate=True),
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'key': fields.char('Key', required=True, help="Used in the code to select specific prices based on the context. Keep unchanged."),
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}
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class product_pricelist(osv.osv):
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def _pricelist_type_get(self, cr, uid, context=None):
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pricelist_type_obj = self.pool.get('product.pricelist.type')
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pricelist_type_ids = pricelist_type_obj.search(cr, uid, [], order='name')
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pricelist_types = pricelist_type_obj.read(cr, uid, pricelist_type_ids, ['key','name'], context=context)
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res = []
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for type in pricelist_types:
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res.append((type['key'],type['name']))
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return res
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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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'type': fields.selection(_pricelist_type_get, 'Pricelist Type', required=True),
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'version_id': fields.one2many('product.pricelist.version', 'pricelist_id', 'Pricelist Versions', 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_get_multi(self, cr, uid, ids, products_by_qty_by_partner, context=None):
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return dict((key, dict((key, price[0]) for key, price in value.items())) for key, value in self.price_rule_get_multi(cr, uid, ids, products_by_qty_by_partner, context=context).items())
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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') or time.strftime('%Y-%m-%d')
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date = date[0:10]
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products = map(lambda x: x[0], products_by_qty_by_partner)
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currency_obj = self.pool.get('res.currency')
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product_obj = self.pool.get('product.template')
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product_uom_obj = self.pool.get('product.uom')
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price_type_obj = self.pool.get('product.price.type')
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if not products:
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return {}
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version = False
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for v in pricelist.version_id:
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if ((v.date_start is False) or (v.date_start <= date)) and ((v.date_end is False) or (v.date_end >= date)):
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version = v
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break
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if not version:
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raise osv.except_osv(_('Warning!'), _("At least one pricelist has no active version !\nPlease create or activate one."))
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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 (price_version_id = %s) '
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'ORDER BY sequence, min_quantity desc',
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(prod_tmpl_ids, prod_ids, categ_ids, version.id))
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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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price_types = {}
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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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rule_id = False
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price = 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 or product.uos_id.id)
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except except_orm:
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# Ignored - incompatible UoM in context, use default product UoM
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pass
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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.categ_id:
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cat = product.categ_id
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while cat:
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if cat.id == rule.categ_id.id:
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break
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cat = cat.parent_id
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if not cat:
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continue
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if rule.base == -1:
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if rule.base_pricelist_id:
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price_tmp = self._price_get_multi(cr, uid,
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rule.base_pricelist_id, [(product,
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qty, partner)], context=context)[product.id]
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ptype_src = rule.base_pricelist_id.currency_id.id
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price_uom_id = qty_uom_id
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price = currency_obj.compute(cr, uid,
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ptype_src, pricelist.currency_id.id,
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price_tmp, round=False,
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context=context)
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elif rule.base == -2:
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seller = False
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for seller_id in product.seller_ids:
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if (not partner) or (seller_id.name.id != partner):
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continue
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seller = seller_id
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if not seller and product.seller_ids:
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seller = product.seller_ids[0]
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if seller:
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qty_in_seller_uom = qty
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seller_uom = seller.product_uom.id
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if qty_uom_id != seller_uom:
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qty_in_seller_uom = product_uom_obj._compute_qty(cr, uid, qty_uom_id, qty, to_uom_id=seller_uom)
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price_uom_id = seller_uom
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for line in seller.pricelist_ids:
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if line.min_quantity <= qty_in_seller_uom:
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price = line.price
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else:
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if rule.base not in price_types:
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price_types[rule.base] = price_type_obj.browse(cr, uid, int(rule.base))
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price_type = price_types[rule.base]
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# price_get returns the price in the context UoM, i.e. qty_uom_id
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price_uom_id = qty_uom_id
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price = currency_obj.compute(
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cr, uid,
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price_type.currency_id.id, pricelist.currency_id.id,
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product_obj._price_get(cr, uid, [product], price_type.field, context=context)[product.id],
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round=False, context=context)
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if price is not False:
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price_limit = price
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price = price * (1.0+(rule.price_discount 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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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 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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rule_id = rule.id
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break
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# Final price conversion to target UoM
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price = product_uom_obj._compute_price(cr, uid, price_uom_id, price, qty_uom_id)
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results[product.id] = (price, rule_id)
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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_version(osv.osv):
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_name = "product.pricelist.version"
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_description = "Pricelist Version"
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_columns = {
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'pricelist_id': fields.many2one('product.pricelist', 'Price List',
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required=True, select=True, ondelete='cascade'),
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'name': fields.char('Name', required=True, translate=True),
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'active': fields.boolean('Active',
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help="When a version is duplicated it is set to non active, so that the " \
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"dates do not overlaps with original version. You should change the dates " \
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"and reactivate the pricelist"),
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'items_id': fields.one2many('product.pricelist.item',
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'price_version_id', 'Price List Items', required=True, copy=True),
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'date_start': fields.date('Start Date', help="First valid date for the version."),
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'date_end': fields.date('End Date', help="Last valid date for the version."),
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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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}
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_defaults = {
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'active': lambda *a: 1,
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}
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def _check_date(self, cursor, user, ids, context=None):
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for pricelist_version in self.browse(cursor, user, ids, context=context):
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if not pricelist_version.active:
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continue
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where = []
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if pricelist_version.date_start:
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where.append("((date_end>='%s') or (date_end is null))" % (pricelist_version.date_start,))
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if pricelist_version.date_end:
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where.append("((date_start<='%s') or (date_start is null))" % (pricelist_version.date_end,))
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cursor.execute('SELECT id ' \
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'FROM product_pricelist_version ' \
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'WHERE '+' and '.join(where) + (where and ' and ' or '')+
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'pricelist_id = %s ' \
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'AND active ' \
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'AND id <> %s', (
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pricelist_version.pricelist_id.id,
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pricelist_version.id))
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if cursor.fetchall():
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return False
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return True
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_constraints = [
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(_check_date, 'You cannot have 2 pricelist versions that overlap!',
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['date_start', 'date_end'])
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]
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def copy(self, cr, uid, id, default=None, context=None):
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# set active False to prevent overlapping active pricelist
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# versions
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if not default:
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default = {}
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default['active'] = False
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return super(product_pricelist_version, self).copy(cr, uid, id, default, context=context)
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class product_pricelist_item(osv.osv):
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def _price_field_get(self, cr, uid, context=None):
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pt = self.pool.get('product.price.type')
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ids = pt.search(cr, uid, [], context=context)
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result = []
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for line in pt.browse(cr, uid, ids, context=context):
|
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result.append((line.id, line.name))
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|
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result.append((-1, _('Other Pricelist')))
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result.append((-2, _('Supplier Prices on the product form')))
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return result
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|
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# Added default function to fetch the Price type Based on Pricelist type.
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def _get_default_base(self, cr, uid, fields, context=None):
|
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product_price_type_obj = self.pool.get('product.price.type')
|
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if fields.get('type') == 'purchase':
|
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product_price_type_ids = product_price_type_obj.search(cr, uid, [('field', '=', 'standard_price')], context=context)
|
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elif fields.get('type') == 'sale':
|
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product_price_type_ids = product_price_type_obj.search(cr, uid, [('field','=','list_price')], context=context)
|
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else:
|
|
return -1
|
|
if not product_price_type_ids:
|
|
return False
|
|
else:
|
|
pricetype = product_price_type_obj.browse(cr, uid, product_price_type_ids, context=context)[0]
|
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return pricetype.id
|
|
|
|
_name = "product.pricelist.item"
|
|
_description = "Pricelist item"
|
|
_order = "sequence, min_quantity desc"
|
|
_defaults = {
|
|
'base': _get_default_base,
|
|
'min_quantity': lambda *a: 0,
|
|
'sequence': lambda *a: 5,
|
|
'price_discount': lambda *a: 0,
|
|
}
|
|
|
|
def _check_recursion(self, cr, uid, ids, context=None):
|
|
for obj_list in self.browse(cr, uid, ids, context=context):
|
|
if obj_list.base == -1:
|
|
main_pricelist = obj_list.price_version_id.pricelist_id.id
|
|
other_pricelist = obj_list.base_pricelist_id.id
|
|
if main_pricelist == other_pricelist:
|
|
return False
|
|
return True
|
|
|
|
def _check_margin(self, cr, uid, ids, context=None):
|
|
for item in self.browse(cr, uid, ids, context=context):
|
|
if item.price_max_margin and item.price_min_margin and (item.price_min_margin > item.price_max_margin):
|
|
return False
|
|
return True
|
|
|
|
_columns = {
|
|
'name': fields.char('Rule Name', help="Explicit rule name for this pricelist line."),
|
|
'price_version_id': fields.many2one('product.pricelist.version', 'Price List Version', required=True, select=True, ondelete='cascade'),
|
|
'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."),
|
|
'product_id': fields.many2one('product.product', 'Product', ondelete='cascade', help="Specify a product if this rule only applies to one product. Keep empty otherwise."),
|
|
'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."),
|
|
'min_quantity': fields.integer('Min. Quantity', required=True,
|
|
help="For the rule to apply, bought/sold quantity must be greater "
|
|
"than or equal to the minimum quantity specified in this field.\n"
|
|
"Expressed in the default UoM of the product."
|
|
),
|
|
'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."),
|
|
'base': fields.selection(_price_field_get, 'Based on', required=True, size=-1, help="Base price for computation."),
|
|
'base_pricelist_id': fields.many2one('product.pricelist', 'Other Pricelist'),
|
|
|
|
'price_surcharge': fields.float('Price Surcharge',
|
|
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.'),
|
|
'price_discount': fields.float('Price Discount', digits=(16,4)),
|
|
'price_round': fields.float('Price Rounding',
|
|
digits_compute= dp.get_precision('Product Price'),
|
|
help="Sets the price so that it is a multiple of this value.\n" \
|
|
"Rounding is applied after the discount and before the surcharge.\n" \
|
|
"To have prices that end in 9.99, set rounding 10, surcharge -0.01" \
|
|
),
|
|
'price_min_margin': fields.float('Min. Price Margin',
|
|
digits_compute= dp.get_precision('Product Price'), help='Specify the minimum amount of margin over the base price.'),
|
|
'price_max_margin': fields.float('Max. Price Margin',
|
|
digits_compute= dp.get_precision('Product Price'), help='Specify the maximum amount of margin over the base price.'),
|
|
'company_id': fields.related('price_version_id','company_id',type='many2one',
|
|
readonly=True, relation='res.company', string='Company', store=True)
|
|
}
|
|
|
|
_constraints = [
|
|
(_check_recursion, 'Error! You cannot assign the Main Pricelist as Other Pricelist in PriceList Item!', ['base_pricelist_id']),
|
|
(_check_margin, 'Error! The minimum margin should be lower than the maximum margin.', ['price_min_margin', 'price_max_margin'])
|
|
]
|
|
|
|
def product_id_change(self, cr, uid, ids, product_id, context=None):
|
|
if not product_id:
|
|
return {}
|
|
prod = self.pool.get('product.product').read(cr, uid, [product_id], ['code','name'])
|
|
if prod[0]['code']:
|
|
return {'value': {'name': prod[0]['code']}}
|
|
return {}
|
|
|
|
|
|
|
|
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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|
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