1 # -*- encoding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU Affero General Public License as
9 # published by the Free Software Foundation, either version 3 of the
10 # License, or (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU Affero General Public License for more details.
17 # You should have received a copy of the GNU Affero General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 ##############################################################################
23 from openerp import SUPERUSER_ID
24 from openerp import tools
25 from openerp.osv import orm, fields
26 from openerp.modules.registry import RegistryManager
28 class decimal_precision(orm.Model):
29 _name = 'decimal.precision'
31 'name': fields.char('Usage', select=True, required=True),
32 'digits': fields.integer('Digits', required=True),
39 ('name_uniq', 'unique (name)', """Only one value can be defined for each given usage!"""),
42 @tools.ormcache(skiparg=3)
43 def precision_get(self, cr, uid, application):
44 cr.execute('select digits from decimal_precision where name=%s', (application,))
46 return res[0] if res else 2
48 def clear_cache(self, cr):
49 """clear cache and update models. Notify other workers to restart their registry."""
50 self.precision_get.clear_cache(self)
51 env = openerp.api.Environment(cr, SUPERUSER_ID, {})
52 for model in self.pool.values():
53 for field in model._fields.values():
54 if field.type == 'float':
55 field._setup_digits(env)
56 RegistryManager.signal_caches_change(cr.dbname)
58 def create(self, cr, uid, data, context=None):
59 res = super(decimal_precision, self).create(cr, uid, data, context=context)
63 def unlink(self, cr, uid, ids, context=None):
64 res = super(decimal_precision, self).unlink(cr, uid, ids, context=context)
68 def write(self, cr, uid, ids, data, *args, **argv):
69 res = super(decimal_precision, self).write(cr, uid, ids, data, *args, **argv)
74 def get_precision(application):
76 decimal_precision = openerp.registry(cr.dbname)['decimal.precision']
77 res = decimal_precision.precision_get(cr, SUPERUSER_ID, application)
81 class DecimalPrecisionFloat(orm.AbstractModel):
82 """ Override qweb.field.float to add a `decimal_precision` domain option
83 and use that instead of the column's own value if it is specified
85 _inherit = 'ir.qweb.field.float'
88 def precision(self, cr, uid, column, options=None, context=None):
89 dp = options and options.get('decimal_precision')
91 return self.pool['decimal.precision'].precision_get(
94 return super(DecimalPrecisionFloat, self).precision(
95 cr, uid, column, options=options, context=context)
97 class DecimalPrecisionTestModel(orm.Model):
98 _name = 'decimal.precision.test'
101 'float': fields.float(),
102 'float_2': fields.float(digits=(16, 2)),
103 'float_4': fields.float(digits=(16, 4)),
106 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: