1 files changed, 87 insertions, 0 deletions

diff --git a/mailman/MTA/Utils.py b/mailman/MTA/Utils.py
new file mode 100644
index 000000000..172c813fc
--- /dev/null
+++ b/mailman/MTA/Utils.py
@@ -0,0 +1,87 @@
+# Copyright (C) 2001-2008 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.
+
+"""Utilities for list creation/deletion hooks."""
+
+import os
+import pwd
+
+from mailman.configuration import config
+
+
+
+def getusername():
+    username = os.environ.get('USER') or os.environ.get('LOGNAME')
+    if not username:
+        import pwd
+        username = pwd.getpwuid(os.getuid())[0]
+    if not username:
+        username = '<unknown>'
+    return username
+
+
+
+def _makealiases_mailprog(mlist):
+    wrapper = os.path.join(config.WRAPPER_DIR, 'mailman')
+    # Most of the list alias extensions are quite regular.  I.e. if the
+    # message is delivered to listname-foobar, it will be filtered to a
+    # program called foobar.  There are two exceptions:
+    #
+    # 1) Messages to listname (no extension) go to the post script.
+    # 2) Messages to listname-admin go to the bounces script.  This is for
+    #    backwards compatibility and may eventually go away (we really have no
+    #    need for the -admin address anymore).
+    #
+    # Seed this with the special cases.
+    listname = mlist.internal_name()
+    fqdn_listname = mlist.fqdn_listname
+    aliases = [
+        (listname, '"|%s post %s"' % (wrapper, fqdn_listname)),
+        ]
+    for ext in ('admin', 'bounces', 'confirm', 'join', 'leave', 'owner',
+                'request', 'subscribe', 'unsubscribe'):
+        aliases.append(('%s-%s' % (listname, ext),
+                        '"|%s %s %s"' % (wrapper, ext, fqdn_listname)))
+    return aliases
+
+
+
+def _makealiases_maildir(mlist):
+    maildir = config.MAILDIR_DIR
+    listname = mlist.internal_name()
+    fqdn_listname = mlist.fqdn_listname
+    if not maildir.endswith('/'):
+        maildir += '/'
+    # Deliver everything using maildir style.  This way there's no mail
+    # program, no forking and no wrapper necessary!
+    #
+    # Note, don't use this unless your MTA leaves the envelope recipient in
+    # Delivered-To:, Envelope-To:, or Apparently-To:
+    aliases = [(listname, maildir)]
+    for ext in ('admin', 'bounces', 'confirm', 'join', 'leave', 'owner',
+                'request', 'subscribe', 'unsubscribe'):
+        aliases.append(('%s-%s' % (listname, ext), maildir))
+    return aliases
+
+
+
+# XXX This won't work if Mailman.MTA.Utils is imported before the
+# configuration is loaded.
+if config.USE_MAILDIR:
+    makealiases = _makealiases_maildir
+else:
+    makealiases = _makealiases_mailprog