1 files changed, 59 insertions, 0 deletions

diff --git a/Mailman/chains/builtin.py b/Mailman/chains/builtin.py
new file mode 100644
index 000000000..e5e97c3fb
--- /dev/null
+++ b/Mailman/chains/builtin.py
@@ -0,0 +1,59 @@
+# Copyright (C) 2007-2008 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.
+
+"""The default built-in starting chain."""
+
+__all__ = ['BuiltInChain']
+__metaclass__ = type
+
+
+import logging
+
+from Mailman.interfaces import LinkAction
+from Mailman.chains.base import Chain, Link
+from Mailman.i18n import _
+
+
+log = logging.getLogger('mailman.vette')
+
+
+
+class BuiltInChain(Chain):
+    """Default built-in chain."""
+
+    def __init__(self):
+        super(BuiltInChain, self).__init__(
+            'built-in', _('The built-in moderation chain.'))
+        self.append_link(Link('approved', LinkAction.jump, 'accept'))
+        self.append_link(Link('emergency', LinkAction.jump, 'hold'))
+        self.append_link(Link('loop', LinkAction.jump, 'discard'))
+        # Do all of the following before deciding whether to hold the message
+        # for moderation.
+        self.append_link(Link('administrivia', LinkAction.defer))
+        self.append_link(Link('implicit-dest', LinkAction.defer))
+        self.append_link(Link('max-recipients', LinkAction.defer))
+        self.append_link(Link('max-size', LinkAction.defer))
+        self.append_link(Link('news-moderation', LinkAction.defer))
+        self.append_link(Link('no-subject', LinkAction.defer))
+        self.append_link(Link('suspicious-header', LinkAction.defer))
+        # Now if any of the above hit, jump to the hold chain.
+        self.append_link(Link('any', LinkAction.jump, 'hold'))
+        # Take a detour through the self header matching chain, which we'll
+        # create later.
+        self.append_link(Link('truth', LinkAction.detour, 'header-match'))
+        # Finally, the builtin chain selfs to acceptance.
+        self.append_link(Link('truth', LinkAction.jump, 'accept'))