1 files changed, 42 insertions, 0 deletions
diff --git a/src/mailman/rules/banned_address.py b/src/mailman/rules/banned_address.py
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+++ b/src/mailman/rules/banned_address.py
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+# Copyright (C) 2016 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/>.
+
+"""Banned addresses rule."""
+
+from mailman import public
+from mailman.core.i18n import _
+from mailman.interfaces.bans import IBanManager
+from mailman.interfaces.rules import IRule
+from zope.interface import implementer
+
+
+@public
+@implementer(IRule)
+class BannedAddress:
+    """The banned address rule."""
+
+    name = 'banned-address'
+    description = _('Match messages sent by banned addresses.')
+    record = True
+
+    def check(self, mlist, msg, msgdata):
+        """See `IRule`."""
+        ban_manager = IBanManager(mlist)
+        for sender in msg.senders:
+            if ban_manager.is_banned(sender):
+                return True
+        return False