libervia-backend/src/stdui/ui_profile_manager.py
Goffi 05e5e1448b core: misc improvments:
- added some constants for message types and presence
    - removed profile authentification specific methods in favor of a more generic "validated" key
2014-12-10 18:36:11 +01:00

135 lines
6.4 KiB
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
# SAT standard user interface for managing contacts
# Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 Jérôme Poisson (goffi@goffi.org)
# Copyright (C) 2013, 2014 Adrien Cossa (souliane@mailoo.org)
# 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 sat.core.i18n import D_
from sat.core.constants import Const as C
from sat.tools import xml_tools
from sat.memory.crypto import PasswordHasher
from sat.memory.memory import ProfileSessions
from twisted.internet import defer
from twisted.words.protocols.jabber import jid
class ProfileManager(object):
"""Manage profiles."""
def __init__(self, host):
self.host = host
self.profile_ciphers = {}
self._sessions = ProfileSessions()
host.registerCallback(self._authenticateProfile, force_id=C.AUTHENTICATE_PROFILE_ID, with_data=True)
host.registerCallback(self._changeXMPPPassword, force_id=C.CHANGE_XMPP_PASSWD_ID, with_data=True)
self.__new_xmpp_passwd_id = host.registerCallback(self._changeXMPPPasswordCb, with_data=True)
def _authenticateProfile(self, data, profile):
"""Get the data/dialog for connecting a profile
@param data (dict)
@param profile: %(doc_profile)s
@return: deferred dict
"""
def gotProfileCipher(profile_cipher):
if self.host.memory.auth_sessions.profileGetUnique(profile):
# case 1: profile already authenticated
return {'validated': C.str(True)}
self.profile_ciphers[profile] = profile_cipher
if 'profile_password' in data:
# case 2: password is provided by the caller
return self._verifyPassword(data, profile)
def check_empty_password(verify_password_result):
validated = C.bool(verify_password_result['validated'])
if validated:
# case 3: there's no password for this profile
return verify_password_result
# case 4: prompt the user for a password
def xmlui_cb(data_, profile):
return self._verifyPassword(data_, profile)
callback_id = self.host.registerCallback(xmlui_cb, with_data=True, one_shot=True)
form_ui = xml_tools.XMLUI("form", title=D_('Profile password for %s') % profile, submit_id=callback_id)
form_ui.addPassword('profile_password', value='')
return {'xmlui': form_ui.toXml()}
check_empty_data = {'profile_password': ''}
d = self._verifyPassword(check_empty_data, profile)
return d.addCallback(check_empty_password)
d = self.host.memory.asyncGetStringParamA(C.PROFILE_PASS_PATH[1], C.PROFILE_PASS_PATH[0], profile_key=profile)
d.addCallback(gotProfileCipher)
d.addErrback(self.getParamError)
return d
def getParamError(self, failure):
_dialog = xml_tools.XMLUI('popup', title=D_('Error'))
_dialog.addText(D_("Can't get profile parameter."))
return {'xmlui': _dialog.toXml(), 'validated': C.str(False)}
@defer.inlineCallbacks
def _verifyPassword(self, data, profile):
"""Verify the given password
@param data (dict)
@param profile: %(doc_profile)s
@return: deferred dict
"""
assert(profile in self.profile_ciphers)
try:
profile_password = data[xml_tools.formEscape('profile_password')]
except KeyError:
profile_password = data['profile_password'] # not received from a user input
verified = yield PasswordHasher.verify(profile_password, self.profile_ciphers[profile])
if not verified:
_dialog = xml_tools.XMLUI('popup', title=D_('Connection error'))
_dialog.addText(D_("The provided profile password doesn't match."))
defer.returnValue({'xmlui': _dialog.toXml(), 'validated': C.str(False)})
yield self.host.memory.newAuthSession(profile_password, profile)
defer.returnValue({'validated': C.str(True)})
def _changeXMPPPassword(self, data, profile):
session_data = self._sessions.profileGetUnique(profile)
if not session_data:
server = self.host.memory.getParamA(C.FORCE_SERVER_PARAM, "Connection", profile_key=profile)
if not server:
server = jid.parse(self.host.memory.getParamA('JabberID', "Connection", profile_key=profile))[1]
session_id, session_data = self._sessions.newSession({'count': 0, 'server': server}, profile=profile)
if session_data['count'] > 2: # 3 attempts with a new password after the initial try
self._sessions.profileDelUnique(profile)
_dialog = xml_tools.XMLUI('popup', title=D_('Connection error'))
_dialog.addText(D_("Can't connect to %s. Please check your connection details.") % session_data['server'])
return {'xmlui': _dialog.toXml()}
session_data['count'] += 1
counter = ' (%d)' % session_data['count'] if session_data['count'] > 1 else ''
title = D_('XMPP password for %(profile)s%(counter)s') % {'profile': profile, 'counter': counter}
form_ui = xml_tools.XMLUI("form", title=title, submit_id=self.__new_xmpp_passwd_id)
form_ui.addText(D_("Can't connect to %s. Please check your connection details or try with another password.") % session_data['server'])
form_ui.addPassword('xmpp_password', value='')
return {'xmlui': form_ui.toXml()}
def _changeXMPPPasswordCb(self, data, profile):
xmpp_password = data[xml_tools.formEscape('xmpp_password')]
d = self.host.memory.setParam("Password", xmpp_password, "Connection", profile_key=profile)
d.addCallback(lambda dummy: self.host.asyncConnect(profile))
d.addCallback(lambda dummy: {})
d.addErrback(lambda dummy: self._changeXMPPPassword({}, profile))
return d