1 files changed, 91 insertions, 0 deletions
diff --git a/Mailman/database/usermanager.py b/Mailman/database/usermanager.py
new file mode 100644
index 000000000..97a740803
--- /dev/null
+++ b/Mailman/database/usermanager.py
@@ -0,0 +1,91 @@
+# Copyright (C) 2007 by the Free Software Foundation, Inc.
+#
+# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+# USA.
+
+"""SQLAlchemy/Elixir based provider of IUserManager."""
+
+from __future__ import with_statement
+
+import os
+
+from elixir import *
+from zope.interface import implements
+
+from Mailman import Errors
+from Mailman.LockFile import LockFile
+from Mailman.configuration import config
+from Mailman.database.model import *
+from Mailman.interfaces import IUserManager
+
+
+
+class UserManager(object):
+    implements(IUserManager)
+
+    def __init__(self):
+        # Create the null roster if it does not already exist.  It's more
+        # likely to exist than not so try to get it before creating it.
+        lockfile = os.path.join(config.LOCK_DIR, '<umgrcreatelock>')
+        with LockFile(lockfile):
+            roster = self.get_roster('')
+            if roster is None:
+                self.create_roster('')
+        objectstore.flush()
+
+    def create_roster(self, name):
+        roster = Roster.get_by(name=name)
+        if roster:
+            raise Errors.RosterExistsError(name)
+        return Roster(name=name)
+
+    def get_roster(self, name):
+        return Roster.get_by(name=name)
+
+    def delete_roster(self, roster):
+        roster.delete()
+
+    @property
+    def rosters(self):
+        for roster in Roster.select():
+            yield roster
+
+    def create_rosterset(self, name):
+        return RosterSet(name=name)
+
+    def delete_rosterset(self, rosterset):
+        rosterset.delete()
+
+    def get_rosterset(self, name):
+        return RosterSet.get_by(name=name)
+
+    def create_user(self):
+        user = User()
+        # Users always have a profile
+        user.profile = Profile()
+        user.profile.user = user
+        return user
+
+    def delete_user(self, user):
+        user.delete()
+
+    @property
+    def users(self):
+        for user in User.select():
+            yield user
+
+    def get_user(self, address):
+        found = Address.get_by(address=address)
+        return found and found.user