##### lm_googlegroups.rc
#
# Resource file for procmail.
# Filters list messages from lists handled by Google groups.
#
# Variables, in (set before calling):
#   LISTNAME		list name (e.g. in Reply-to: or in Mailing-List:, but 
#                         not necessarily between [...] in Subject:)
#   LISTEMAIL		address of list (leave out part after @ and any generic
#			  parts like -return); defaults to LISTNAME
#   LISTFOLDER		where to store email if it's from this list;
#			  nothing will be stored if this is empty
#   LISTFOLDER_UMASK	if set, umask to use when saving to LISTFOLDER
#   PROCDIR		directory where the procmail filter files are stored
# Variables, returned:
#   ISTHISLIST		set to "1" if email is from this list, unset otherwise
#   LISTEMAIL		unset
#
# Run with e.g.:
#   LISTNAME="app-users"
#   LISTEMAIL="app-users"
#   LISTFOLDER=somepath/app-List
#   INCLUDERC=yourpath/lm_googlegroups.rc
# in your $HOME/.procmailrc (you can leave out LISTEMAIL if it's the same as 
# LISTNAME).
#
# The latest version is always available from:
# http://volker.dnsalias.net/soft/procmail/
#
# Copyright (C) by Volker Kuhlmann <VolkerKuhlmann@GMX.de>
# Released under the terms of the GNU General Public License (GPL) Version 2.
# See http://www.gnu.org/ for details.
#
# Volker Kuhlmann
#   18 Nov 2009
#   05 Aug 2011
#   14 Jun 2013
#   14 Jul 2014  Fix List-Archive: recognition.
#   13 Dec 2015  Fix List-Archive: recognition. Unset temp variable at end.
#

## LISTEMAIL defaults to LISTNAME
:0
* LISTEMAIL ?? ^^^^
{ LISTEMAIL=$LISTNAME }

## Set ISTHISLIST if match occurs
ISTHISLIST=
LSERVERDOM__="googlegroups.com"
# admin:
:0
* $ ^From: noreply@$LSERVERDOM__
* ^Subject: Confirm your subscription
* ^X-Google-Loop: confirm_boxsub
#* ^Message-Id: .*\.google\.com>
* B ?? $ https?://groups.google.com/group/$LISTEMAIL/boxsubscribe
{ ISTHISLIST=1 }
:0
* ^From: noreply@googlegroups.com
* ^Subject: Google Groups: Please confirm (subscription|unsubscribe) to
* $ ^Reply-to: $LISTEMAIL-(un)?subconfirm.*@$LSERVERDOM__
* ^X-Google-Loop: (un)?sub_requested
* B ?? $ http://groups.google.com/group/$LISTEMAIL/(sub\?subconfirm=|unsub\?)
{ ISTHISLIST=1 }
# list:
:0
* $ ^List-Id: <$LISTEMAIL.$LSERVERDOM__>
* $ ^(X-BeenThere|Sender): $LISTEMAIL@$LSERVERDOM__
* $ ^Mailing-List: list $LISTEMAIL@$LSERVERDOM__;
* $ ^List-Archive:.*<?https?://groups.google.com/group/$LISTEMAIL(\?|>|$)
#* $ ^Subject: \[($LISTEMAIL|$LISTNAME)]
{ ISTHISLIST=1 }

## If match occurred and LISTFOLDER is set, save to LISTFOLDER
:0
* ISTHISLIST ?? ^^1^^
* ! LISTFOLDER ?? ^^^^
{
  :0
  * ! LISTFOLDER_UMASK ?? ^^^^
  { UMASK=$LISTFOLDER_UMASK }
  :0 :
  $LISTFOLDER
}

LISTEMAIL=
LSERVERDOM__=

##### EOF lm_googlegroups.rc