# Global maildrop filter file

# Uncomment this line to make maildrop default to ~/Maildir for
# delivery- this is where courier-imap (amongst others) will look.
#DEFAULT="$HOME/Maildir"
import DEBUG
import TEST
SHELL="/bin/bash"
SENDMAIL="/opt/cropswap/sendmail.sh"
SUBUNSUB="/opt/cropswap/subunsub.sh"
DEBUGMAIL="/opt/cropswap/debug.sh"
MAILBOT="/opt/cropswap/mailbot.sh"
FILTERDIR="/opt/cropswap/filters"
MAILDROPDIR="/var/mail/maildrop"
DEBUG=($DEBUG != 0)
TEST=($TEST != 0)
if ($TEST)
{
   import MAILDROPDIR
}

UNHANDLED=5
BADREQUEST=4
UNREGISTERED=3
UNSUBSCRIBED=2
FATAL=1

MAILGROUP=""
MAILGROUPALIAS=""

POSTMASTER="postmaster@localhost"
# uni-directional group
# From anyone -> organizers
# From organizers -> subscribed members
ORGANIZERGROUP="cropswap@shandan.one"
# bi-directional group
# From subscribed member -> other subscribed members
MEMBERGROUP="cropswap-members@shandan.one"

foreach /^(To|Cc):.*/
{
   ADDR=getaddr($MATCH)
   include "$FILTERDIR/$MEMBERGROUP"
   include "$FILTERDIR/$ORGANIZERGROUP"
   include "$FILTERDIR/$POSTMASTER"
   include "$FILTERDIR/subscriptions"
}

if ($FORMEMBER && $FORORGANIZER)
{
   EXITCODE=$BADREQUEST
   cc "|$DEBUGMAIL multiple-mail-group-set"
   exit
}

if ($MAILGROUP eq "")
{
   EXITCODE=$BADREQUEST
   cc "|$DEBUGMAIL no-mail-group-set"
   exit
}

if (!$CONTINUE)
{
   EXITCODE=$UNHANDLED
   cc "|$DEBUGMAIL no-continue"
   exit
}

LISTDIR="$MAILDROPDIR/$MAILGROUP"
MLIST="$LISTDIR/mlist"
SLIST="$LISTDIR/slist"

gdbmopen($MLIST, "R")
TO=gdbmfetch($TOALIAS)
gdbmclose
DISPATCH=1
if ($FORPOSTMASTER)
{
   include "$FILTERDIR/$POSTMASTER"
}
else
{
   include "$FILTERDIR/$MAILGROUP"
}

EXITCODE=$UNHANDLED
cc "|$DEBUGMAIL unhandled"
exit