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##
## Copyright (C) 2006 Gustavo J. A. M. Carneiro <gjcarneiro@gmail.com>
## Copyright (C) 2006 Nikos Kouremenos <kourem@gmail.com>
##
## This file is part of Gajim.
##
## Gajim 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; version 3 only.
##
## Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
##
__all__ = ['get_password', 'save_password']
from common import gajim
USER_HAS_GNOMEKEYRING = False
USER_USES_GNOMEKEYRING = False
gnomekeyring = None
class PasswordStorage(object):
def get_password(self, account_name):
raise NotImplementedError
def save_password(self, account_name, password):
raise NotImplementedError
class SimplePasswordStorage(PasswordStorage):
def get_password(self, account_name):
passwd = gajim.config.get_per('accounts', account_name, 'password')
if passwd and passwd.startswith('gnomekeyring:'):
return None # this is not a real password, it's a gnome keyring token
else:
return passwd
def save_password(self, account_name, password):
gajim.config.set_per('accounts', account_name, 'password', password)
if account_name in gajim.connections:
gajim.connections[account_name].password = password
class GnomePasswordStorage(PasswordStorage):
def __init__(self):
self.keyring = gnomekeyring.get_default_keyring_sync()
if self.keyring is None:
self.keyring = 'default'
try:
gnomekeyring.create_sync(self.keyring, None)
except gnomekeyring.AlreadyExistsError:
pass
def get_password(self, account_name):
conf = gajim.config.get_per('accounts', account_name, 'password')
if conf is None:
return None
try:
unused, auth_token = conf.split('gnomekeyring:')
auth_token = int(auth_token)
except ValueError:
password = conf
## migrate the password over to keyring
try:
self.save_password(account_name, password, update=False)
except gnomekeyring.NoKeyringDaemonError:
## no keyring daemon: in the future, stop using it
set_storage(SimplePasswordStorage())
return password
try:
return gnomekeyring.item_get_info_sync(self.keyring,
auth_token).get_secret()
except gnomekeyring.DeniedError:
return None
except gnomekeyring.NoKeyringDaemonError:
## no keyring daemon: in the future, stop using it
set_storage(SimplePasswordStorage())
return None
def save_password(self, account_name, password, update=True):
display_name = _('Gajim account %s') % account_name
attributes = dict(account_name=str(account_name), gajim=1)
try:
auth_token = gnomekeyring.item_create_sync(
self.keyring, gnomekeyring.ITEM_GENERIC_SECRET,
display_name, attributes, password, update)
except gnomekeyring.DeniedError:
set_storage(SimplePasswordStorage())
storage.save_password(account_name, password)
return
token = 'gnomekeyring:%i' % auth_token
gajim.config.set_per('accounts', account_name, 'password', token)
if gajim.connections.has_key(account_name):
gajim.connections[account_name].password = password
storage = None
def get_storage():
global storage
if storage is None: # None is only in first time get_storage is called
if gajim.config.get('use_gnomekeyring'):
global gnomekeyring
try:
import gnomekeyring
except ImportError:
pass
else:
global USER_HAS_GNOMEKEYRING
global USER_USES_GNOMEKEYRING
USER_HAS_GNOMEKEYRING = True
if gnomekeyring.is_available():
USER_USES_GNOMEKEYRING = True
else:
USER_USES_GNOMEKEYRING = False
if USER_USES_GNOMEKEYRING:
try:
storage = GnomePasswordStorage()
except gnomekeyring.NoKeyringDaemonError:
storage = SimplePasswordStorage()
except gnomekeyring.DeniedError:
storage = SimplePasswordStorage()
else:
storage = SimplePasswordStorage()
return storage
def set_storage(storage_):
global storage
storage = storage_
def get_password(account_name):
return get_storage().get_password(account_name)
def save_password(account_name, password):
return get_storage().save_password(account_name, password)
# vim: se ts=3:
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