128 lines
4.6 KiB
Python
128 lines
4.6 KiB
Python
# -*- encoding: utf-8 -*-
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##############################################################################
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#
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# Copyright (c) 2004-2008 TINY SPRL. (http://tiny.be) All Rights Reserved.
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#
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# $Id$
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#
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# WARNING: This program as such is intended to be used by professional
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# programmers who take the whole responsability of assessing all potential
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# consequences resulting from its eventual inadequacies and bugs
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# End users who are looking for a ready-to-use solution with commercial
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# garantees and support are strongly adviced to contract a Free Software
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# Service Company
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#
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# This program is Free Software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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##############################################################################
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import time
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import netsvc
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from osv import fields, osv
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import ir
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from tools.misc import currency
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import mx.DateTime
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from mx.DateTime import RelativeDateTime, now, DateTime, localtime
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class res_currency(osv.osv):
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def _current_rate(self, cr, uid, ids, name, arg, context={}):
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res={}
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if 'date' in context:
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date=context['date']
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else:
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date=time.strftime('%Y-%m-%d')
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for id in ids:
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cr.execute("SELECT currency_id, rate FROM res_currency_rate WHERE currency_id = %d AND name <= '%s' ORDER BY name desc LIMIT 1" % (id, date))
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if cr.rowcount:
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id, rate=cr.fetchall()[0]
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res[id]=rate
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else:
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res[id]=0
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return res
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_name = "res.currency"
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_description = "Currency"
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_columns = {
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'name': fields.char('Currency', size=32, required=True),
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'code': fields.char('Code', size=3),
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'rate': fields.function(_current_rate, method=True, string='Current rate', digits=(12,6),
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help='The rate of the currency to the currency of rate 1'),
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'rate_ids': fields.one2many('res.currency.rate', 'currency_id', 'Rates'),
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'accuracy': fields.integer('Computational Accuracy'),
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'rounding': fields.float('Rounding factor', digits=(12,6)),
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'active': fields.boolean('Active'),
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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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_order = "code"
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def round(self, cr, uid, currency, amount):
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return round(amount / currency.rounding) * currency.rounding
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def is_zero(self, cr, uid, currency, amount):
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return abs(self.round(cr, uid, currency, amount)) < currency.rounding
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def compute(self, cr, uid, from_currency_id, to_currency_id, from_amount, round=True, context={}):
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if not from_currency_id:
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from_currency_id = to_currency_id
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xc=self.browse(cr, uid, [from_currency_id,to_currency_id], context=context)
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from_currency = (xc[0].id == from_currency_id and xc[0]) or xc[1]
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to_currency = (xc[0].id == to_currency_id and xc[0]) or xc[1]
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if from_currency['rate'] == 0 or to_currency['rate'] == 0:
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date = context.get('date', time.strftime('%Y-%m-%d'))
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if from_currency['rate'] == 0:
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code = from_currency.code
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else:
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code = to_currency.code
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raise osv.except_osv('Error', 'No rate found \n' \
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'for the currency: %s \n' \
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'at the date: %s' % (code, date))
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if to_currency_id==from_currency_id:
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if round:
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return self.round(cr, uid, to_currency, from_amount)
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else:
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return from_amount
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else:
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if round:
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return self.round(cr, uid, to_currency, from_amount * to_currency.rate/from_currency.rate)
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else:
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return (from_amount * to_currency.rate/from_currency.rate)
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def name_search(self, cr, uid, name, args=[], operator='ilike', context={}, limit=80):
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args2 = args[:]
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if name:
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args += [('name', operator, name)]
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args2 += [('code', operator, name)]
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ids = self.search(cr, uid, args, limit=limit)
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ids += self.search(cr, uid, args2, limit=limit)
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res = self.name_get(cr, uid, ids, context)
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return res
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res_currency()
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class res_currency_rate(osv.osv):
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_name = "res.currency.rate"
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_description = "Currency Rate"
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_columns = {
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'name': fields.date('Date', required=True, select=True),
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'rate': fields.float('Rate', digits=(12,6), required=True,
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help='The rate of the currency to the currency of rate 1'),
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'currency_id': fields.many2one('res.currency', 'Currency', readonly=True),
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}
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_defaults = {
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'name': lambda *a: time.strftime('%Y-%m-%d'),
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}
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_order = "name desc"
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res_currency_rate()
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