#! /bin/sh
#
# $FreeBSD$

PATH=/bin:/usr/bin:/usr/sbin

case $2 in

    POST-INSTALL)

	echo "---> Starting install script:"

	if [ -z "%%USER%%" -o -z "%%GROUP%%" ]; then
	    echo "ERROR: A required pragma was empty"
	    exit 1
	fi

	# Create group if required
	if /usr/sbin/pw group show "%%GROUP%%" >/dev/null 2>&1; then
	    echo "---> Using existing group \"%%GROUP%%\""
	else
	    echo "---> Adding group \"%%GROUP%%\""
	    /usr/sbin/pw groupadd %%GROUP%% || exit 1
	fi

	# Create user if required
	if /usr/sbin/pw user show "%%USER%%" >/dev/null 2>&1; then
	    echo "---> Using existing user \"%%USER%%\""
	else
	    echo "---> Adding user \"%%USER%%\""
	    /usr/sbin/pw useradd "%%USER%%" -g "%%GROUP%%" -h - \
	    -d "%%DATADIR%%" -s "/sbin/nologin" -c "Postgrey Owner" || exit 1
	fi

	# Create home directory if required
	if [ -d "%%DATADIR%%" ]; then
	    echo "---> Using existing Postgrey database directory (%%DATADIR%%)"
	    echo "     (There may be existing active postgrey databases - this installation"
	    echo "     will attempt to preserve them.)"
	    else
	echo "---> Creating Postgrey database directory (%%DATADIR%%)"
	    (umask 002 && /bin/mkdir -p "%%DATADIR%%") || exit 1
	    /usr/sbin/chown -R "%%USER%%:%%GROUP%%" "%%DATADIR%%" || exit 1
	    /bin/chmod g+s "%%DATADIR%%" || exit 1
	fi
    ;;

    POST-DEINSTALL)

	echo "---> Please, remember to remove the user and the group with :"
	if /usr/sbin/pw user show "%%USER%%" >/dev/null 2>&1; then
	    echo "       /usr/sbin/pw userdel -n %%USER%%"
	fi
	if /usr/sbin/pw group show "%%GROUP%%" >/dev/null 2>&1; then
	    echo "       /usr/sbin/pw groupdel -n %%GROUP%%"
	fi
	echo "     as well as the databases."
	echo "     If you're only updating, you can leave the things as they are."
    ;;

esac