1 files changed, 85 insertions, 0 deletions

diff --git a/Mailman/Gui/ContentFilter.py b/Mailman/Gui/ContentFilter.py
new file mode 100644
index 000000000..b3c3e9f00
--- /dev/null
+++ b/Mailman/Gui/ContentFilter.py
@@ -0,0 +1,85 @@
+# Copyright (C) 2002 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""GUI component managing the content filtering options.
+"""
+
+from Mailman import mm_cfg
+from Mailman.i18n import _
+from Mailman.Gui.GUIBase import GUIBase
+
+NL = '\n'
+
+
+
+class ContentFilter(GUIBase):
+    def GetConfigCategory(self):
+        return 'contentfilter', _('Content filtering')
+
+    def GetConfigInfo(self, mlist, category, subcat=None):
+        if category <> 'contentfilter':
+            return None
+        WIDTH = mm_cfg.TEXTFIELDWIDTH
+
+        return [
+            _('Policies concerning concerning the content of list traffic.'),
+
+            ('filter_content', mm_cfg.Radio, (_('No'), _('Yes')), 0,
+             _("""Should Mailman filter the content of list traffic according
+             to the settings below?""")),
+
+            ('filter_mime_types', mm_cfg.Text, (10, WIDTH), 0,
+             _("""Remove sections of messages that have a matching MIME
+             type."""),
+             
+             _("""Use this option to remove each message section with a
+             matching MIME type.  Each line should contain a string naming a
+             MIME <tt>type/subtype</tt>, e.g. <tt>image/gif</tt>.  Leave off
+             the subtype to remove all parts with a matching MIME major type,
+             e.g. <tt>image</tt>.  Blank lines are ignored.
+
+             <p>After stripping message parts, any <tt>multipart</tt>
+             attachment that is empty as a result is removed all together.  If
+             the outer part's MIME type matches one of the strip types, or if
+             all of the outer part's subparts are stripped, then the whole
+             message is discarded.  Finally, each
+             <tt>multipart/alternative</tt> section will be replaced by just
+             the first alternative that is non-empty after the specified types
+             have been removed.""")),
+
+            ('convert_html_to_plaintext',
+             mm_cfg.Radio, (_('No'), _('Yes')), 0,
+             _("""Should Mailman convert <tt>text/html</tt> parts to plain
+             text?  This conversion happens after MIME attachments have been
+             stripped.""")),
+            ]
+
+    def _setValue(self, mlist, property, val, doc):
+        if property == 'filter_mime_types':
+            types = []
+            for spectype in val.splitlines():
+                if 0 > spectype.count('/') > 1:
+                    doc.addError(_('Bad MIME type ignored: %(spectype)s'))
+                else:
+                    types.append(spectype.strip().lower())
+            mlist.filter_mime_types = types
+        else:
+            GUIBase._setValue(self, mlist, property, val, doc)
+
+    def getValue(self, mlist, kind, property, params):
+        if property == 'filter_mime_types':
+            return NL.join(mlist.filter_mime_types)
+        return None