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"""Provide a more Pythonic and object-oriented interface to ldb."""
#
# Swig interface to Samba
#
# Copyright (C) Tim Potter 2006
#
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import ldb
class LdbElement:
"""A class representing a ldb element as an array of values."""
def __init__(self, elt):
self.name = elt.name
self.flags = elt.flags
self.values = [ldb.ldb_val_array_getitem(elt.values, x)
for x in range(elt.num_values)]
def __repr__(self):
return '<%s(name=%s) instance at 0x%x' % (self.__class__.__name__,
`self.name`, id(self))
def __len__(self):
return self.values.len()
def __getitem__(self, key):
return self.values[key]
class LdbMessage:
"""A class representing a ldb message as a dict of ldb elements."""
def __init__(self, msg = None):
self.dn = None
self.private_data = None
self.elements = []
if msg is not None:
self.dn = msg.dn
self.private_data = msg.private_data
eltlist = \
[LdbElement(ldb.ldb_message_element_array_getitem(
msg.elements, x))
for x in range(msg.num_elements)]
self.elements = dict([(x.name, x) for x in eltlist])
def __repr__(self):
return '<%s(dn=%s) instance at 0x%x>' % (self.__class__.__name__,
`self.dn`, id(self))
def __getitem__(self, key):
return self.elements[key]
def keys(self):
return self.elements.keys()
class Ldb:
"""A class representing a binding to a ldb file."""
def __init__(self):
self.mem_ctx = ldb.talloc_init('python ldb')
self.ldb_ctx = ldb.init(self.mem_ctx)
def __del__(self):
ldb.talloc_free(self.mem_ctx)
def connect(self, url, flags = 0):
ldb.connect(self.ldb_ctx, url, flags, None)
def search(self, expression):
result = ldb.search(self.ldb_ctx, None, ldb.LDB_SCOPE_DEFAULT,
expression, None);
return [LdbMessage(ldb.ldb_message_ptr_array_getitem(result.msgs, ndx))
for ndx in range(result.count)]
def delete(self, dn):
if ldb.delete(self.ldb_ctx, dn) != 0:
raise IOError, ldb.errstring(self.ldb_ctx)
def rename(self, olddn, newdn):
if ldb.rename(self.ldb_ctx, olddn, newdn) != 0:
raise IOError, ldb.errstring(self.ldb_ctx)
def add(self, msg):
ldb.add(self.ldb_ctx, msg)
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