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# Copyright (C) 2007-2008 by the Free Software Foundation, Inc.
#
# This file is part of GNU Mailman.
#
# GNU Mailman 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.
#
# GNU Mailman 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
# GNU Mailman. If not, see <http://www.gnu.org/licenses/>.
"""A user manager."""
import os
from zope.interface import implements
from mailman.configuration import config
from mailman.database.address import Address
from mailman.database.preferences import Preferences
from mailman.database.user import User
from mailman.interfaces import ExistingAddressError, IUserManager
class UserManager(object):
implements(IUserManager)
def create_user(self, address=None, real_name=None):
user = User()
user.real_name = (u'' if real_name is None else real_name)
if address:
addrobj = Address(address, user.real_name)
addrobj.preferences = Preferences()
user.link(addrobj)
user.preferences = Preferences()
config.db.store.add(user)
return user
def delete_user(self, user):
config.db.store.remove(user)
@property
def users(self):
for user in config.db.store.find(User):
yield user
def get_user(self, address):
addresses = config.db.store.find(Address, address=address.lower())
if addresses.count() == 0:
return None
elif addresses.count() == 1:
return addresses[0].user
else:
raise AssertionError('Unexpected query count')
def create_address(self, address, real_name=None):
addresses = config.db.store.find(Address, address=address.lower())
if addresses.count() == 1:
found = addresses[0]
raise ExistingAddressError(found.original_address)
assert addresses.count() == 0, 'Unexpected results'
if real_name is None:
real_name = u''
# It's okay not to lower case the 'address' argument because the
# constructor will do the right thing.
address = Address(address, real_name)
address.preferences = Preferences()
config.db.store.add(address)
return address
def delete_address(self, address):
# If there's a user controlling this address, it has to first be
# unlinked before the address can be deleted.
if address.user:
address.user.unlink(address)
config.db.store.remove(address)
def get_address(self, address):
addresses = config.db.store.find(Address, address=address.lower())
if addresses.count() == 0:
return None
elif addresses.count() == 1:
return addresses[0]
else:
raise AssertionError('Unexpected query count')
@property
def addresses(self):
for address in config.db.store.find(Address):
yield address
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