# junkfilter
# a junk email filter system for procmail 
# Copyright 2003 Gregory Sutter <gsutter@zer0.org>
#
# $Id: junkfilter.spamassassin,v 2.2 2003/12/01 11:59:49 gsutter Exp $
#
# Please read the file "README" and the page
# http://junkfilter.zer0.org/ before using junkfilter.

# This is junkfilter.spamassassin, which calls the SpamAssassin engine. 
# (http://spamassassin.sf.net/)

# SpamAssassin should have spamd running, and should be configured as
# follows (in the local.cf file) to work properly with junkfilter:
#
# rewrite_subject         0
# report_safe             0
# fold_headers            0
# skip_rbl_checks         1	# optional
# clear_headers
# add_header spam Flag _YESNOCAPS_
# add_header all Status _YESNO_, hits=_HITS_ required=_REQD_ tests=_TESTS_ autolearn=_AUTOLEARN_ version=_VERSION_
#

JFSEC=spamassassin

# check for X-Spam-Checker-Version: header and capture if present
:0
* ^X-Spam-Checker-Version:[ 	]*\/.*
{ JFXSCV=$MATCH }

# check for X-Spam-Flag: header and capture if present
:0
* ^X-Spam-Flag:[ 	]*\/.*
{ JFXSF=$MATCH }

# check for X-Spam-Level: header and capture if present
:0
* ^X-Spam-Level:[ 	]*\/.*
{ JFXSL=$MATCH }

# check for X-Spam-Report: header and capture if present
:0
* ^X-Spam-Report:[ 	]*\/.*
{ JFXSR=$MATCH }

# check for X-Spam-Status: header and capture if present
:0
* ^X-Spam-Status:[ 	]*\/.*
{ JFXSS=$MATCH }

# call SpamAssassin client
:0 fw
* < 262144
| /usr/local/bin/spamc

# show the score and required score if it's a match.
:0
* ^X-Spam-Status: Yes.*[ 	]hits=\/[.0-9]+[ 	]+required=[.0-9]+
{ JFMATCH="$JFSEC: score=$MATCH" INCLUDERC=$JFDIR/junkfilter.match }

# remove SA-generated headers.
:0 fw
| formail -I X-Spam-Checker-Version -I X-Spam-Flag -I X-Spam-Level -I X-Spam-Report -I X-Spam-Status

# replace original X-Spam-Checker-Version header if there was one.
:0 fw
* $ $JFXSCV^0
| formail -I X-Spam-Checker-Version: $JFXSCV

# replace original X-Spam-Flag header if there was one.
:0 fw
* $ $JFXSF^0
| formail -I X-Spam-Flag: $JFXSF

# replace original X-Spam-Level header if there was one.
:0 fw
* $ $JFXSL^0
| formail -I X-Spam-Level: $JFXSL

# replace original X-Spam-Report header if there was one.
:0 fw
* $ $JFXSR^0
| formail -I X-Spam-Report: $JFXSR

# replace original X-Spam-Status header if there was one.
:0 fw
* $ $JFXSS^0
| formail -I X-Spam-Status: $JFXSS

JFSEC

# EOF junkfilter.spamassassin