#!/bin/sh

set -e

case "$1" in
  remove|deconfigure)

	# Include CARNet functions
	. /usr/share/carnet-tools/functions.sh
	
	PKG="squirrelmail-change-pass-cn"
	need_restart=0
	
	# Remove CARNet configuration from /etc/hosts.allow and
	# /etc/hosts.deny.
	#
	if [ -f "/etc/hosts.allow" ]; then
		cp-update -r "$PKG" /etc/hosts.allow
	fi
	if [ -f "/etc/hosts.deny" ]; then
		cp-update -r "$PKG" /etc/hosts.deny
	fi

	# Remove SquirrelMail change_pass plugin from SquirrelMail
	# configuration.
	#
	SQCONF=/etc/squirrelmail/config.php
	
	cp_echo "CN: Disabling SquirrelMail change_pass plugin in $SQCONF"
	cp_check_and_sed '^\$plugins.*change_pass' \
		'/^\$plugins.*change_pass/d' \
		"$SQCONF" || true

	# Remove poppassd service from xinetd.
	#
	if [ -f "/etc/xinetd.d/poppassd" ]; then
	
		if egrep -q "^# Begin update by CARNet package " /etc/xinetd.d/poppassd; then
		
			cp_echo "CN: Removing poppassd service from xinetd configuration."
			rm -f /etc/xinetd.d/poppassd
			need_restart=1
		fi
	fi

	# Restart xinetd if needed.
	#
	if [ $need_restart -eq 1 ]; then

            if [ -x "/etc/init.d/xinetd" ]; then
                if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
                        invoke-rc.d xinetd restart || exit $?
                else
                        /etc/init.d/xinetd restart || exit $?
                fi
            fi
	fi
	
	# Mail root.
	#
	cp_mail "$PKG"

	break
	;;
  upgrade)
	:
	;;
  failed-upgrade)
	;;
  *)
	echo "prerm called with unknown argument \$1'" >&2
	exit 0
	;;
esac

exit 0