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# -*- coding: utf-8 -*-
##############################################################################
#
# This module copyright (C) 2015 Therp BV (<http://therp.nl>).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
from openerp import _, models, fields, api, exceptions
import logging
_logger = logging.getLogger(__name__)
try:
import ldap
import ldap.modlist
except ImportError:
_logger.debug('Can not `from ldap.filter import filter_format`.')
class ResUsers(models.Model):
_inherit = 'res.users'
ldap_entry_dn = fields.Char('LDAP DN', readonly=True)
is_ldap_user = fields.Boolean(
'LDAP user', compute='_compute_is_ldap_user', default=True)
@api.model
@api.returns('self', lambda record: record.id)
def create(self, values):
result = super(ResUsers, self).create(values)
result.push_to_ldap(values)
return result
@api.multi
def write(self, values):
result = super(ResUsers, self).write(values)
self.push_to_ldap(values)
return result
@api.multi
def _push_to_ldap_possible(self, values):
return bool(self._get_ldap_configuration())
@api.multi
def _get_ldap_configuration(self):
self.ensure_one()
return self.sudo().company_id.ldaps.filtered('create_ldap_entry')[:1]
@api.multi
def _get_ldap_values(self, values):
self.ensure_one()
conf = self._get_ldap_configuration()
result = {}
for mapping in conf.create_ldap_entry_field_mappings:
field_name = mapping.field_id.name
if field_name not in values or not values[field_name]:
continue
result[mapping.attribute] = [str(values[field_name])]
if result:
result['objectClass'] = conf.create_ldap_entry_objectclass\
.encode('utf-8').split(',')
return result
@api.multi
def _get_ldap_dn(self, values):
self.ensure_one()
conf = self._get_ldap_configuration()
dn = conf.create_ldap_entry_field_mappings.filtered('use_for_dn')
assert dn, 'No DN attribute mapping given!'
assert self[dn.field_id.name], 'DN attribute empty!'
return '%s=%s,%s' % (
dn.attribute,
ldap.dn.escape_dn_chars(self[dn.field_id.name].encode('utf-8')),
conf.create_ldap_entry_base or conf.ldap_base)
@api.multi
def push_to_ldap(self, values):
for this in self:
if not values.get('is_ldap_user') and not this.is_ldap_user:
continue
if not this._push_to_ldap_possible(values):
continue
ldap_values = this._get_ldap_values(values)
if not ldap_values:
continue
ldap_configuration = this._get_ldap_configuration()
ldap_connection = ldap_configuration.connect(
ldap_configuration.read()[0])
ldap_connection.simple_bind_s(
(ldap_configuration.ldap_binddn or '').encode('utf-8'),
(ldap_configuration.ldap_password or '').encode('utf-8'))
try:
if not this.ldap_entry_dn:
this._push_to_ldap_create(
ldap_connection, ldap_configuration, values,
ldap_values)
if this.ldap_entry_dn:
this._push_to_ldap_write(
ldap_connection, ldap_configuration, values,
ldap_values)
except ldap.LDAPError as e:
_logger.exception(e)
raise exceptions.Warning(_('Error'), e.message)
finally:
ldap_connection.unbind_s()
@api.multi
def _push_to_ldap_create(self, ldap_connection, ldap_configuration, values,
ldap_values):
self.ensure_one()
dn = self._get_ldap_dn(values)
ldap_connection.add_s(
dn,
ldap.modlist.addModlist(ldap_values))
self.write({'ldap_entry_dn': dn})
@api.multi
def _push_to_ldap_write(self, ldap_connection, ldap_configuration, values,
ldap_values):
self.ensure_one()
dn = self.ldap_entry_dn.encode('utf-8')
dn_mapping = ldap_configuration.create_ldap_entry_field_mappings\
.filtered('use_for_dn')
if dn_mapping.attribute in ldap_values:
ldap_values.pop(dn_mapping.attribute)
ldap_entry = ldap_connection.search_s(
dn, ldap.SCOPE_BASE, '(objectClass=*)',
map(lambda x: x.encode('utf-8'), ldap_values.keys()))
assert ldap_entry, '%s not found!' % self.ldap_entry_dn
ldap_entry = ldap_entry[0][1]
ldap_connection.modify_s(
dn,
ldap.modlist.modifyModlist(ldap_entry, ldap_values))
@api.one
@api.depends('ldap_entry_dn')
def _compute_is_ldap_user(self):
self.is_ldap_user = bool(self.ldap_entry_dn)
@api.one
def _change_ldap_password(self, new_passwd, auth_dn=None,
auth_passwd=None):
ldap_configuration = self.env.user.sudo()._get_ldap_configuration()
ldap_connection = ldap_configuration.connect(
ldap_configuration.read()[0])
dn = auth_dn or ldap_configuration.ldap_binddn
old_passwd = auth_passwd or ldap_configuration.ldap_password
ldap_connection.simple_bind_s(
dn.encode('utf-8'), old_passwd.encode('utf-8'))
self.env['ir.model.access'].check('res.users', 'write')
self.env.user.check_access_rule('write')
try:
ldap_connection.passwd_s(
self.ldap_entry_dn, None, new_passwd.encode('utf-8'))
except ldap.LDAPError, e:
raise exceptions.Warning(_('Error'), e.message)
finally:
ldap_connection.unbind_s()
return True
@api.model
def change_password(self, old_passwd, new_passwd):
if self.env.user.is_ldap_user:
return self.env.user._change_ldap_password(
new_passwd, auth_dn=self.env.user.ldap_entry_dn,
auth_passwd=old_passwd)
return super(ResUsers, self).change_password(old_passwd, new_passwd)