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odoo_source/addons/decimal_precision/decimal_precision.py
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2015-06-02 03:16:04 +02:00

81 lines
2.6 KiB
Python

# -*- encoding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
import openerp
from openerp import SUPERUSER_ID
from openerp import tools
from openerp.osv import orm, fields
from openerp.modules.registry import RegistryManager
class decimal_precision(orm.Model):
_name = 'decimal.precision'
_columns = {
'name': fields.char('Usage', select=True, required=True),
'digits': fields.integer('Digits', required=True),
}
_defaults = {
'digits': 2,
}
_sql_constraints = [
('name_uniq', 'unique (name)', """Only one value can be defined for each given usage!"""),
]
@tools.ormcache('application')
def precision_get(self, cr, uid, application):
cr.execute('select digits from decimal_precision where name=%s', (application,))
res = cr.fetchone()
return res[0] if res else 2
def clear_cache(self, cr):
""" Deprecated, use `clear_caches` instead. """
self.clear_caches()
def create(self, cr, uid, data, context=None):
res = super(decimal_precision, self).create(cr, uid, data, context=context)
self.clear_caches()
return res
def unlink(self, cr, uid, ids, context=None):
res = super(decimal_precision, self).unlink(cr, uid, ids, context=context)
self.clear_caches()
return res
def write(self, cr, uid, ids, data, *args, **argv):
res = super(decimal_precision, self).write(cr, uid, ids, data, *args, **argv)
self.clear_caches()
return res
def get_precision(application):
def change_digit(cr):
decimal_precision = openerp.registry(cr.dbname)['decimal.precision']
res = decimal_precision.precision_get(cr, SUPERUSER_ID, application)
return (16, res)
return change_digit
class DecimalPrecisionFloat(orm.AbstractModel):
""" Override qweb.field.float to add a `decimal_precision` domain option
and use that instead of the column's own value if it is specified
"""
_inherit = 'ir.qweb.field.float'
def precision(self, cr, uid, field, options=None, context=None):
dp = options and options.get('decimal_precision')
if dp:
return self.pool['decimal.precision'].precision_get(
cr, uid, dp)
return super(DecimalPrecisionFloat, self).precision(
cr, uid, field, options=options, context=context)
class DecimalPrecisionTestModel(orm.Model):
_name = 'decimal.precision.test'
_columns = {
'float': fields.float(),
'float_2': fields.float(digits=(16, 2)),
'float_4': fields.float(digits=(16, 4)),
}