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# -*- coding: utf-8 -*-
# Copyright © 2014-2016 Lorenzo Battistini - Agile Business Group
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
import re
from openerp.tools.translate import _
from openerp import SUPERUSER_ID
from openerp import models, fields, api, _
from openerp.exceptions import Warning
class IrModel(models.Model):
_inherit = 'ir.model'
validator_line_ids = fields.One2many(
'ir.model.validator.line', 'model_id', 'Validators')
@api.model
def check_vals(self, vals, model_name):
validator_lines = self.env['ir.model.validator.line'].search([
('model_id.model', '=', model_name),
('field_id.name', 'in', vals.keys())])
for validator_line in validator_lines:
pattern = re.compile(validator_line.regex_id.regex)
if vals[validator_line.field_id.name]:
if not pattern.match(vals[validator_line.field_id.name]):
raise Warning(
_('Expression %s not valid for %s') % (
validator_line.regex_id.regex,
vals[validator_line.field_id.name]))
return True
def _field_validator_hook(self, cr, ids):
def _wrap_create():
def create(self, cr, uid, vals, context=None, **kwargs):
model_pool = self.pool['ir.model']
model_pool.check_vals(
cr, uid, vals, self._name, context=context)
new_id = create.origin(
self, cr, uid, vals, context=context, **kwargs)
return new_id
return create
def _wrap_write():
def write(self, cr, uid, ids, vals, context=None, **kwargs):
model_pool = self.pool['ir.model']
model_pool.check_vals(
cr, uid, vals, self._name, context=context)
res = write.origin(
self, cr, uid, ids, vals, context=context, **kwargs)
return res
return write
for model in self.browse(cr, SUPERUSER_ID, ids):
if model.validator_line_ids:
model_name = model.model
model_obj = self.pool.get(model_name)
if model_obj and not hasattr(
model_obj, 'field_validator_checked'
):
model_obj._patch_method('create', _wrap_create())
model_obj._patch_method('write', _wrap_write())
model_obj.field_validator_checked = True
return True
def _register_hook(self, cr):
self._field_validator_hook(cr, self.search(cr, SUPERUSER_ID, []))
return super(IrModel, self)._register_hook(cr)
def create(self, cr, uid, vals, context=None):
res_id = super(IrModel, self).create(
cr, uid, vals, context=context)
self._field_validator_hook(cr, [res_id])
return res_id
def write(self, cr, uid, ids, vals, context=None):
if isinstance(ids, (int, long)):
ids = [ids]
res = super(IrModel, self).write(cr, uid, ids, vals, context=context)
self._field_validator_hook(cr, ids)
return res
class IrModelValidatorLine(models.Model):
_name = "ir.model.validator.line"
_rec_name = 'model_id'
model_id = fields.Many2one('ir.model', string="Model", required=True)
field_id = fields.Many2one('ir.model.fields', 'Field', required=True)
regex_id = fields.Many2one(
'ir.model.fields.regex', string="Validator", required=True)