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# -*- coding: utf-8 -*-
# leap_backend.py
# Copyright (C) 2013 LEAP
#
# 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 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
This file exists to provide backwards compatibility with code that uses
Soledad before the refactor that removed the leap_backend module.
"""
import logging
import warnings
from leap.soledad import document
from leap.soledad import target
logger = logging.getLogger(name=__name__)
def warn(oldclass, newclass):
"""
Warns about deprecation of C{oldclass}, which must be substituted by
C{newclass}.
@param oldclass: The class that is deprecated.
@type oldclass: type
@param newclass: The class that should be used instead.
@type newclass: type
"""
message = \
"%s is deprecated and will be removed soon. Please use %s instead." \
% (str(oldclass), str(newclass))
print message
logger.warning(message)
warnings.warn(message, DeprecationWarning, stacklevel=2)
class LeapDocument(document.SoledadDocument):
"""
This class exists to provide backwards compatibility with code that still
uses C{leap.soledad.backends.leap_backend.LeapDocument}.
"""
def __init__(self, *args, **kwargs):
warn(self.__class__, document.SoledadDocument)
document.SoledadDocument.__init__(self, *args, **kwargs)
class EncryptionSchemes(target.EncryptionSchemes):
"""
This class exists to provide backwards compatibility with code that still
uses C{leap.soledad.backends.leap_backend.EncryptionSchemes}.
"""
def __init__(self, *args, **kwargs):
warn(self.__class__, target.EncryptionSchemes)
target.EncryptionSchemes.__init__(self, *args, **kwargs)
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