1 files changed, 73 insertions, 0 deletions
diff --git a/soledad/src/leap/soledad/backends/leap_backend.py b/soledad/src/leap/soledad/backends/leap_backend.py
new file mode 100644
index 00000000..a8d76b67
--- /dev/null
+++ b/soledad/src/leap/soledad/backends/leap_backend.py
@@ -0,0 +1,73 @@
+# -*- 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)