#!/bin/sh

# cerberus-logging – Log-in logging extension for cerberus
# 
# Copyright © 2014  Mattias Andrée (maandree@member.fsf.org)
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


username=
hostname=
hook="${1}"
shift 1

hostname_on_next=0
dash=0
for arg in "$@"; do
    if [ "${arg}" = "" ]; then
	true
    elif [ "${arg::1}" = "-" ] && [ ${dash} = 0 ]; then
	arg="${arg:1}"
	while [ ! "${arg}" = "" ]; do
	    c="${arg::1}"
	    arg="${arg:1}"
	    if [ "${c}" = "h" ]; then
		if [ ! "${arg}" = "" ]; then
		    hostname="${arg}"
		else
		    hostname_on_next=1
		fi
		break
	    elif [ "${c}" = "f" ]; then
		if [ ! "${arg}" = "" ]; then
		    username="${arg}"
		fi
		break
	    elif [ "${c}" = "-" ]; then
		dash=1
		break
	    fi
	done
    elif [ ${hostname_on_next} = 1 ]; then
	hostname="${arg}"
	hostname_on_next=0
    else
	username="${arg}"
    fi
done