1 files changed, 88 insertions, 0 deletions
diff --git a/src/mailman/commands/cmd_unsubscribe.py b/src/mailman/commands/cmd_unsubscribe.py
new file mode 100644
index 000000000..456b8089d
--- /dev/null
+++ b/src/mailman/commands/cmd_unsubscribe.py
@@ -0,0 +1,88 @@
+# Copyright (C) 2002-2009 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/>.
+
+"""
+    unsubscribe [password] [address=<address>]
+        Unsubscribe from the mailing list.  If given, your password must match
+        your current password.  If omitted, a confirmation email will be sent
+        to the unsubscribing address. If you wish to unsubscribe an address
+        other than the address you sent this request from, you may specify
+        `address=<address>' (no brackets around the email address, and no
+        quotes!)
+"""
+
+from email.Utils import parseaddr
+
+from mailman import Errors
+from mailman.i18n import _
+
+STOP = 1
+
+
+
+def gethelp(mlist):
+    return _(__doc__)
+
+
+
+def process(res, args):
+    mlist = res.mlist
+    password = None
+    address = None
+    argnum = 0
+    for arg in args:
+        if arg.startswith('address='):
+            address = arg[8:]
+        elif argnum == 0:
+            password = arg
+        else:
+            res.results.append(_('Usage:'))
+            res.results.append(gethelp(mlist))
+            return STOP
+        argnum += 1
+    # Fill in empty defaults
+    if address is None:
+        realname, address = parseaddr(res.msg['from'])
+    if not mlist.isMember(address):
+        listname = mlist.real_name
+        res.results.append(
+            _('%(address)s is not a member of the %(listname)s mailing list'))
+        return STOP
+    # If we're doing admin-approved unsubs, don't worry about the password
+    if mlist.unsubscribe_policy:
+        try:
+            mlist.DeleteMember(address, 'mailcmd')
+        except Errors.MMNeedApproval:
+            res.results.append(_("""\
+Your unsubscription request has been forwarded to the list administrator for
+approval."""))
+    elif password is None:
+        # No password was given, so we need to do a mailback confirmation
+        # instead of unsubscribing them here.
+        cpaddr = mlist.getMemberCPAddress(address)
+        mlist.ConfirmUnsubscription(cpaddr)
+        # We don't also need to send a confirmation to this command
+        res.respond = 0
+    else:
+        # No admin approval is necessary, so we can just delete them if the
+        # passwords match.
+        oldpw = mlist.getMemberPassword(address)
+        if oldpw <> password:
+            res.results.append(_('You gave the wrong password'))
+            return STOP
+        mlist.ApprovedDeleteMember(address, 'mailcmd')
+        res.results.append(_('Unsubscription request succeeded.'))