#!/bin/bash
set -e

# Source debconf library.
. /usr/share/debconf/confmodule

db_version 2.0

# This conf script is capable of backing up
db_capb backup

# shamelessly copied from xserver-common.config.
# Thanks to Branden. :-)

CONFIGFILE=/etc/masqmail/masqmail.conf

ASK_TO_REPLACE=
if [ -e $CONFIGFILE ]; then
  # does the file have debconf markers in it?
  if egrep -q '^### BEGIN DEBCONF SECTION' $CONFIGFILE && \
     egrep -q '^### END DEBCONF SECTION' $CONFIGFILE; then
    PRIORITY=medium
  else
    ASK_TO_REPLACE=yes
    PRIORITY=high
  fi
else
  PRIORITY=medium
  # this is for the postinst, which tests this:
  db_set masqmail/move_existing_nondebconf_config "true"
fi

# use debconf to manage configuration file?
db_input $PRIORITY masqmail/manage_config_with_debconf || true
db_go
db_get masqmail/manage_config_with_debconf
if [ "$RET" = "false" ]; then
  exit 0
fi

# move existing configuration file out of
# the way?
if [ x"$ASK_TO_REPLACE" = x"yes" ]; then
  db_input $PRIORITY masqmail/move_existing_nondebconf_config || true
  db_go
  db_get masqmail/move_existing_nondebconf_config || true
  if [ "$RET" = "true" ]; then
    mv $CONFIGFILE $CONFIGFILE.debconf-backup
  else
    exit 0
  fi
fi

if [ -f /etc/mailname ] ; then
  hostfqdn=`cat /etc/mailname`
elif [ `hostname -f 2>/dev/null` ] ; then
  hostfqdn=`hostname -f`
fi
hostname=`hostname`

db_fget masqmail/host_name seen
if [ "$RET" = "false" ]; then
    db_set masqmail/host_name ${hostfqdn}
fi
db_fget masqmail/local_hosts seen
if [ "$RET" = "false" ]; then
    db_set masqmail/local_hosts "localhost;${hostname};${hostfqdn}"
fi

STATE=1
while [ "$STATE" != 0 -a "$STATE" != 19 ]; do
	case "$STATE" in
	1)
		db_input medium masqmail/host_name || true
		;;
	2)
		db_input medium masqmail/local_hosts || true
		;;
	3)
		db_input medium masqmail/local_nets || true
		;;
	4)
		db_input medium masqmail/listen_addresses || true
		;;
	5)
		db_input low masqmail/use_syslog || true
		;;
	6)
		db_input medium masqmail/online_detect || true
		;;
	7)
		db_get masqmail/online_detect
		if [ "$RET" = "file" ] ; then
			db_input low masqmail/online_file || true
		else
			db_input medium masqmail/online_pipe || true
		fi
		;;
	8)
		db_input medium masqmail/mbox_default || true
		;;
	9)
		db_get masqmail/mbox_default
		if [ "$RET" = "mda" ] ; then
		    db_input medium masqmail/mda || true
		else
		    db_input low masqmail/mda || true
		fi
		;;
	10)
		db_input low masqmail/alias_local_caseless || true
		;;
	11)
		db_input low masqmail/init_smtp_daemon || true
		;;
	12)
		db_input low masqmail/init_queue_daemon || true
		;;
	13)
		db_get masqmail/init_queue_daemon
		if [ "$RET" = "true" ] ; then
		    db_input low masqmail/queue_daemon_ival || true
		fi
		;;
	14)
		db_input medium masqmail/init_fetch_daemon || true
		;;
	15)
		db_get masqmail/init_fetch_daemon
		if [ "$RET" = "true" ] ; then
		    db_input low masqmail/fetch_daemon_ival || true
		fi
		;;
	16)
		db_input medium masqmail/ipup_runqueue || true
		;;
	17)
		db_input medium masqmail/ipup_fetch || true
		;;
	18)
		db_input medium masqmail/ifup_ifaces || true
		;;

	esac			

	if db_go; then
		STATE=$(($STATE + 1))
	else
		STATE=$(($STATE - 1))
	fi
done
 	
# dpkg-reconfigure does not stop services:
# (cause of Bug#151528)
# in debhelper version < 1.2.9

DH_VERSION=`dpkg -l debconf | awk ' /^ii/ { print $3 }'`

if dpkg --compare-versions $DH_VERSION lt "1.2.9" ; then
    if [ x"$1" = x"reconfigure" ] ; then
	if which invoke-rc.d >/dev/null 2>&1; then
		invoke-rc.d masqmail stop 
	else
		if [ -x "/etc/init.d/masqmail" ]; then
	    		/etc/init.d/masqmail stop || true
		fi
	fi
    fi
fi

exit 0