#!/bin/sh
#
#	$FreeBSD$
#
# Created by: hetzels@westbend.net

#set -vx

PKG_BATCH=${BATCH:=NO}
PKG_PREFIX=${PKG_PREFIX:=%%PREFIX%%}
EXAMPLESDIR=${EXAMPLESDIR:=%%EXAMPLESDIR%%}
CYRUS_USER=${CYRUS_USER:=%%CYRUS_USER%%}

checkfile() {
	diff -bBqw $1 $2 >/dev/null 2>&1
	case $? in
		0)	# config file exists, but is the same
			rm $1
			;;
		1)	# config file exists and differs
			;;
		*)	# no config file exists
			;;
	esac
}

#
# Modify the 'cyrus' user created from the cyrus-sasl port
#

modify_cyrus_user() {
	USER=${CYRUS_USER}
	PW=/usr/sbin/pw
	if [ -x /usr/sbin/nologin ]; then
		shell=/usr/sbin/nologin
	elif [ -x /sbin/nologin ]; then
		shell=/sbin/nologin
	else
		shell=/nonexistent
	fi
	uhome=/nonexistent

	if ! ${PW} mod user ${USER} -d "${uhome}" -s "${shell}"; then
		echo "*** Failed to update user \`${USER}'."
	else
		echo "*** Updated user \`${USER}'."
	fi
}

case $2 in
	DEINSTALL)
		cd ${PKG_PREFIX}
		checkfile ${PKG_PREFIX}/etc/imapd.conf ${EXAMPLESDIR}/imapd.conf
		checkfile ${PKG_PREFIX}/etc/cyrus.conf ${EXAMPLESDIR}/normal.conf
		;;
	POST-DEINSTALL)
		modify_cyrus_user
		;;

esac