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# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (c) 2011 Nexedi SA and Contributors. All Rights Reserved.
# Ivan Tyagov <ivan@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
from Products.ERP5Type import Permissions
from AccessControl.AuthEncoding import pw_validate
from AccessControl import ClassSecurityInfo
class LoginAccountProviderMixin:
"""
This class provides a generic implementation of ILoginAccountProvider.
"""
# Declarative security
security = ClassSecurityInfo()
security.declareProtected(Permissions.SetOwnPassword, 'notifyLoginFailure')
def notifyLoginFailure(self, **kw):
"""
Notify an authentication failure.
"""
method = self._getTypeBasedMethod('notifyLoginFailure')
if method is not None:
return method(**kw)
security.declareProtected(Permissions.SetOwnPassword, 'notifyPasswordExpire')
def notifyPasswordExpire(self, **kw):
"""
Notify a password expire event.
"""
method = self._getTypeBasedMethod('notifyPasswordExpire')
if method is not None:
return method(**kw)
security.declareProtected(Permissions.SetOwnPassword, 'isLoginBlocked')
def isLoginBlocked(self, **kw):
"""
Is this login blocked?
"""
method = self._getTypeBasedMethod('isLoginBlocked')
if method is not None:
return method(**kw)
return False
security.declareProtected(Permissions.SetOwnPassword, 'isPasswordExpired')
def isPasswordExpired(self, **kw):
"""
Is password expired?
"""
method = self._getTypeBasedMethod('isPasswordExpired')
if method is not None:
return method(**kw)
return False
security.declareProtected(Permissions.SetOwnPassword, 'isPasswordValid')
def isPasswordValid(self, password, **kw):
"""
Is password valid?
"""
result_code_list = self.analyzePassword(password, **kw)
if not len(result_code_list):
return True
return False
def analyzePassword(self, password, **kw):
"""
Analyze password validity.
Return status code indicating if password is acceptable and if not status code
for reason for not being a valid one (i.e. too short, not complex, etc ...)
"""
method = self._getTypeBasedMethod('analyzePassword')
return method(password, **kw)
security.declareProtected(Permissions.SetOwnPassword, 'isPasswordAlreadyUsed')
def isPasswordAlreadyUsed(self, password):
"""
Return if password has already been used.
"""
preferred_number_of_last_password_to_check = self.portal_preferences.getPreferredNumberOfLastPasswordToCheck()
password_event_list = self.getPortalObject().portal_catalog(
portal_type = "Password Event",
default_destination_uid = self.getUid(),
sort_on = (('creation_date', 'DESC',),),
validation_state = 'confirmed',
limit = preferred_number_of_last_password_to_check)
password_list = [x.getPassword() for x in password_event_list]
for encoded_password in password_list:
if pw_validate(encoded_password, password):
return True
return False