472 lines
24 KiB
Python
472 lines
24 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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import time
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from _common import rounding
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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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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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res.append((field.name, field.field_description))
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return res
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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", size=32, 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',size=64, required=True, translate=True),
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'key': fields.char('Key', size=64, 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',size=64, 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'),
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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}
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query = """SELECT p.id
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FROM product_pricelist p JOIN
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res_currency c ON (p.currency_id = c.id)
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WHERE p.name || ' (' || c.name || ')' = %(name)s
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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, product_ids, context=None):
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def price_get_multi(self, cr, uid, pricelist_ids, products_by_qty_by_partner, context=None):
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"""multi products 'price_get'.
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@param pricelist_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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def _create_parent_category_list(id, lst):
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if not id:
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return []
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parent = product_category_tree.get(id)
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if parent:
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lst.append(parent)
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return _create_parent_category_list(parent, lst)
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else:
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return lst
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# _create_parent_category_list
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if context is None:
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context = {}
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date = time.strftime('%Y-%m-%d')
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if 'date' in context:
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date = context['date']
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currency_obj = self.pool.get('res.currency')
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product_obj = self.pool.get('product.product')
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product_category_obj = self.pool.get('product.category')
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product_uom_obj = self.pool.get('product.uom')
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supplierinfo_obj = self.pool.get('product.supplierinfo')
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price_type_obj = self.pool.get('product.price.type')
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# product.pricelist.version:
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if not pricelist_ids:
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pricelist_ids = self.pool.get('product.pricelist').search(cr, uid, [], context=context)
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pricelist_version_ids = self.pool.get('product.pricelist.version').search(cr, uid, [
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('pricelist_id', 'in', pricelist_ids),
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'|',
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('date_start', '=', False),
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('date_start', '<=', date),
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'|',
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('date_end', '=', False),
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('date_end', '>=', date),
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])
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if len(pricelist_ids) != len(pricelist_version_ids):
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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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# product.product:
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product_ids = [i[0] for i in products_by_qty_by_partner]
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#products = dict([(item['id'], item) for item in product_obj.read(cr, uid, product_ids, ['categ_id', 'product_tmpl_id', 'uos_id', 'uom_id'])])
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products = product_obj.browse(cr, uid, product_ids, context=context)
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products_dict = dict([(item.id, item) for item in products])
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# product.category:
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product_category_ids = product_category_obj.search(cr, uid, [])
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product_categories = product_category_obj.read(cr, uid, product_category_ids, ['parent_id'])
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product_category_tree = dict([(item['id'], item['parent_id'][0]) for item in product_categories if item['parent_id']])
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results = {}
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for product_id, qty, partner in products_by_qty_by_partner:
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for pricelist_id in pricelist_ids:
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price = False
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tmpl_id = products_dict[product_id].product_tmpl_id and products_dict[product_id].product_tmpl_id.id or False
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categ_id = products_dict[product_id].categ_id and products_dict[product_id].categ_id.id or False
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categ_ids = _create_parent_category_list(categ_id, [categ_id])
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if categ_ids:
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categ_where = '(categ_id IN (' + ','.join(map(str, categ_ids)) + '))'
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else:
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categ_where = '(categ_id IS NULL)'
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if partner:
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partner_where = 'base <> -2 OR %s IN (SELECT name FROM product_supplierinfo WHERE product_id = %s) '
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partner_args = (partner, tmpl_id)
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else:
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partner_where = 'base <> -2 '
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partner_args = ()
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cr.execute(
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'SELECT i.*, pl.currency_id '
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'FROM product_pricelist_item AS i, '
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'product_pricelist_version AS v, product_pricelist AS pl '
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'WHERE (product_tmpl_id IS NULL OR product_tmpl_id = %s) '
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'AND (product_id IS NULL OR product_id = %s) '
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'AND (' + categ_where + ' OR (categ_id IS NULL)) '
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'AND (' + partner_where + ') '
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'AND price_version_id = %s '
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'AND (min_quantity IS NULL OR min_quantity <= %s) '
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'AND i.price_version_id = v.id AND v.pricelist_id = pl.id '
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'ORDER BY sequence',
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(tmpl_id, product_id) + partner_args + (pricelist_version_ids[0], qty))
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res1 = cr.dictfetchall()
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uom_price_already_computed = False
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for res in res1:
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if res:
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if res['base'] == -1:
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if not res['base_pricelist_id']:
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price = 0.0
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else:
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price_tmp = self.price_get(cr, uid,
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[res['base_pricelist_id']], product_id,
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qty, context=context)[res['base_pricelist_id']]
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ptype_src = self.browse(cr, uid, res['base_pricelist_id']).currency_id.id
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uom_price_already_computed = True
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price = currency_obj.compute(cr, uid,
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ptype_src, res['currency_id'],
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price_tmp, round=False,
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context=context)
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elif res['base'] == -2:
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# this section could be improved by moving the queries outside the loop:
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where = []
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if partner:
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where = [('name', '=', partner) ]
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sinfo = supplierinfo_obj.search(cr, uid,
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[('product_id', '=', tmpl_id)] + where)
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price = 0.0
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if sinfo:
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qty_in_product_uom = qty
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product_default_uom = product_obj.read(cr, uid, [product_id], ['uom_id'])[0]['uom_id'][0]
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supplier = supplierinfo_obj.browse(cr, uid, sinfo, context=context)[0]
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seller_uom = supplier.product_uom and supplier.product_uom.id or False
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if seller_uom and product_default_uom and product_default_uom != seller_uom:
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uom_price_already_computed = True
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qty_in_product_uom = product_uom_obj._compute_qty(cr, uid, product_default_uom, qty, to_uom_id=seller_uom)
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cr.execute('SELECT * ' \
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'FROM pricelist_partnerinfo ' \
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'WHERE suppinfo_id IN %s' \
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'AND min_quantity <= %s ' \
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'ORDER BY min_quantity DESC LIMIT 1', (tuple(sinfo),qty_in_product_uom,))
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res2 = cr.dictfetchone()
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if res2:
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price = res2['price']
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else:
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price_type = price_type_obj.browse(cr, uid, int(res['base']))
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uom_price_already_computed = True
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price = currency_obj.compute(cr, uid,
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price_type.currency_id.id, res['currency_id'],
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product_obj.price_get(cr, uid, [product_id],
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price_type.field, context=context)[product_id], 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+(res['price_discount'] or 0.0))
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price = rounding(price, res['price_round']) #TOFIX: rounding with tools.float_rouding
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price += (res['price_surcharge'] or 0.0)
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if res['price_min_margin']:
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price = max(price, price_limit+res['price_min_margin'])
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if res['price_max_margin']:
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price = min(price, price_limit+res['price_max_margin'])
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break
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else:
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# False means no valid line found ! But we may not raise an
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# exception here because it breaks the search
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price = False
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if price:
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results['item_id'] = res['id']
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if 'uom' in context and not uom_price_already_computed:
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product = products_dict[product_id]
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uom = product.uos_id or product.uom_id
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price = product_uom_obj._compute_price(cr, uid, uom.id, price, context['uom'])
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if results.get(product_id):
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results[product_id][pricelist_id] = price
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else:
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results[product_id] = {pricelist_id: price}
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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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res_multi = self.price_get_multi(cr, uid, pricelist_ids=ids, products_by_qty_by_partner=[(prod_id, qty, partner)], context=context)
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res = res_multi[prod_id]
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res.update({'item_id': {ids[-1]: res_multi.get('item_id', ids[-1])}})
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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', size=64, 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),
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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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# We desactivate duplicated pricelists, so that dates do not overlap
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def copy(self, cr, uid, id, default=None, context=None):
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if not default: default= {}
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default['active'] = False
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return super(product_pricelist_version, self).copy(cr, uid, id, default, context)
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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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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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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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_name = "product.pricelist.item"
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_description = "Pricelist item"
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_order = "sequence, min_quantity desc"
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_defaults = {
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'base': lambda *a: -1,
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'min_quantity': lambda *a: 0,
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'sequence': lambda *a: 5,
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'price_discount': lambda *a: 0,
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}
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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 == -1:
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main_pricelist = obj_list.price_version_id.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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_columns = {
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'name': fields.char('Rule Name', size=64, help="Explicit rule name for this pricelist line."),
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'price_version_id': fields.many2one('product.pricelist.version', 'Price List Version', required=True, select=True, ondelete='cascade'),
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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', required=True, help="Specify the minimum quantity that needs to be bought/sold for the rule to apply."),
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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(_price_field_get, 'Based on', required=True, size=-1, help="Base price for computation."),
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'base_pricelist_id': fields.many2one('product.pricelist', 'Other 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=(16,4)),
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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('price_version_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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|
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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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def product_id_change(self, cr, uid, ids, product_id, context=None):
|
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if not product_id:
|
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return {}
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prod = self.pool.get('product.product').read(cr, uid, [product_id], ['code','name'])
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if prod[0]['code']:
|
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return {'value': {'name': prod[0]['code']}}
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return {}
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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