#!/bin/sh
#
# $FreeBSD: head/security/osiris/pkg-install 340719 2014-01-22 15:52:06Z mat $
#

ask() {
    local question default answer

    question=$1
    default=$2
    if [ -z "${PACKAGE_BUILDING}" -a -z "${BATCH}" ]; then
	read -p "${question} [${default}]? " answer
    fi
    echo ${answer:-${default}}
}

yesno() {
    local question default answer

    question=$1
    default=$2
    while :; do
	answer=$(ask "${question}" "${default}")
	case "${answer}" in
	[Yy]*)	return 0;;
	[Nn]*)	return 1;;
	esac
	echo "Please answer yes or no."
    done
}

make_account() {
    local u g gcos

    u=$1
    g=$2
    gcos=$3

    if pw group show "${g}" >/dev/null 2>&1; then
	echo "You already have a group \"${g}\", so I will use it."
    else
	echo "You need a group \"${g}\"."
	if which -s pw && yesno "Would you like me to create it" y
	then
	    pw groupadd ${g} || exit
	    echo "Done."
	else
	    echo "Please create it, and try again."
	    exit 1
	fi
    fi
    
    if pw user show "${u}" >/dev/null 2>&1; then
	echo "You already have a user \"${u}\", so I will use it."
    else
	echo "You need a user \"${u}\"."
	if which -s pw && yesno "Would you like me to create it" y
	then
	    pw useradd ${u} -g ${g} -h - -d /nonexistent -s /sbin/nologin -c "${gcos}" || exit
	    echo "Done."
	else
	    echo "Please create it, and try again."
	    exit 1
	fi
    fi
}

case $2 in

PRE-INSTALL)
    make_account osiris osiris "Osiris"
    ;;
esac