#!/bin/sh

## live-config(7) - System Configuration Components
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.


#set -e

Cmdline ()
{
	# Reading kernel command line
	for _PARAMETER in ${LIVE_CONFIG_CMDLINE}
	do
		case "${_PARAMETER}" in
			live-config.timezone=*|timezone=*)
				LIVE_TIMEZONE="${_PARAMETER#*timezone=}"
				;;
		esac
	done
}

Init ()
{
	# Checking if package is installed or already configured
	if [ ! -e /var/lib/dpkg/info/tzdata.list ] || \
	   [ -e /var/lib/live/config/tzdata ]
	then
		exit 0
	fi

	echo -n " tzdata"
}

Config ()
{
	if [ -n "${LIVE_TIMEZONE}" ]
	then
		_AREA="$(echo ${LIVE_TIMEZONE} | cut -f1 -d '/')"
		_ZONE="$(echo ${LIVE_TIMEZONE} | cut -f2 -d '/')"
	else
		_AREA="Etc"
		_ZONE="UTC"
	fi

	echo "${_AREA}/${_ZONE}" > /etc/timezone
	rm -f /etc/localtime
	dpkg-reconfigure -f noninteractive -p critical tzdata

	# Creating state file
	touch /var/lib/live/config/tzdata
}

Cmdline
Init
Config