1 files changed, 11 insertions, 1 deletions

diff --git a/src/mailman/chains/accept.py b/src/mailman/chains/accept.py
index 55d5c8c45..929d4b7da 100644
--- a/src/mailman/chains/accept.py
+++ b/src/mailman/chains/accept.py
@@ -22,11 +22,15 @@ from __future__ import absolute_import, unicode_literals
 __metaclass__ = type
 __all__ = [
     'AcceptChain',
+    'AcceptNotification',
     ]
 
+
 import logging
 
-from mailman.chains.base import TerminalChainBase
+from zope.event import notify
+
+from mailman.chains.base import ChainNotification, TerminalChainBase
 from mailman.config import config
 from mailman.core.i18n import _
 
@@ -36,6 +40,11 @@ SEMISPACE = '; '
 
 
 
+class AcceptNotification(ChainNotification):
+    """A notification event signaling that a message is being accepted."""
+
+
+
 class AcceptChain(TerminalChainBase):
     """Accept the message for posting."""
 
@@ -56,3 +65,4 @@ class AcceptChain(TerminalChainBase):
         accept_queue = config.switchboards['pipeline']
         accept_queue.enqueue(msg, msgdata)
         log.info('ACCEPT: %s', msg.get('message-id', 'n/a'))
+        notify(AcceptNotification(mlist, msg, msgdata, self))