#!/bin/sh

# make-live(1) - utility to build Debian Live systems
# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# On Debian systems, the complete text of the GNU General Public License
# can be found in /usr/share/common-licenses/GPL file.

set -e

# Including common functions
LH_BASE="${LH_BASE:-/usr/share/live-helper}"

for FUNCTION in "${LH_BASE}"/functions/*.sh
do
	. "${FUNCTION}"
done

# Setting static variables
PROGRAM="`basename ${0}`"
DESCRIPTION="utility to build Debian Live systems"
USAGE="${PROGRAM} [config] [--mode MODE] [--config CONFIG] [--apt apt|aptitude] [--apt-ftpproxy URL] [--apt-httpproxy URL] [--binary-indices enabled|disabled] [--apt-pdiffs enabled|disabled] [--apt-recommends enabled|disabled] [--apt-secure enabled|disabled] [--bootstrap cdebootstrap|deboostrap] [--cache enabled|disabled] [--debconf-frontend dialog|readline|noninteractive] [--debconf-priority low|medium|high|critical] [--debconf-nowarnings yes|no] [--genisoimage genisoimage|mkisofs] [--losetup losetup|losetup.org] [--tasksel aptitude|tasksel] [-r|--root DIRECTORY] [-a|--architecture ARCHITECTURE] [-d|--distribution stable|testing|unstable|etch|lenny|sid] [--distribution-config DIRECTORY] [-f|--bootstrap-flavour minimal|standard] [-m|--mirror-bootstrap URL] [--mirror-bootstrap-security URL] [--mirror-binary URL] [--mirror-binary-security URL] [--sections SECTION|\"SECTIONS\"] [--interactive shell|x11|xnest] [-k|--linux-flavour FLAVOUR] [--linux-packages PACKAGE|\"PACKAGES\"] [--keyring-packages PACKAGE|\"PACKAGES\"] [--hooks \"COMMAND\"|\"COMMANDS\"] [-l|--language LANGUAGE] [--packages PACKAGE|\"PACKAGES\"] [-p|--packages-lists LIST|\"LISTS\"] [--tasks TASK|\"TASKS\"] [--security enabled|disabled] [--symlinks enabled|disabled] [--sysvinit enabled|disabled] [--bootappend BOOT_PARAMETER|\"BOOT_PARAMETERS\"] [-e|--encryption ALGORITHM] [--username NAME] [--hostname NAME] [--chroot-filesystem ext2|plain|squashfs] [--memtest memtest86|memtest86+] [--iso-volume STRING] [--net-server HOSTNAME|IP] [--net-path DIRECTORY] [--source enabled|disabled] [--bootloader grub|syslinux] [--grub-splash FILE] [--syslinux-splash FILE] [-b|--binary-images iso|net|tar|usb-hdd] [-s|--source-images iso|net|tar|usb-hdd] [--includes PATH] [--templates PATH] [--breakpoints] [--debug] [--force] [--quiet] [--verbose] [--root-command sudo]"

HELP="Lists: gnome, gnome-core, gnome-desktop, gnome-full, gnome-junior, gnustep, kde, kde-core, kde-desktop, kde-extra, kde-full, kde-junior, mini, minimal, minimal-net, rescue, standard, standard-x11, xfce, xfce-desktop, xfce-junior"

Local_arguments ()
{
	ARGUMENTS="`getopt --longoptions mode:,config:,apt:,apt-ftpproxy:,apt-httpproxy:,binary-indices:,apt-pdiffs:,apt-recommends:,apt-secure:,bootstrap:,cache:,debconf-frontend:,debconf-priority:,debconf-nowarnings:,genisoimage:,losetup:,tasksel:,root:,architecture:,distribution:,distribution-config:,flavour:,mirror-bootstrap:,mirror-bootstrap-security:,mirror-binary:,mirror-binary-security:,sections:,interactive:,kernel:,kernel-packages:,keyring-packages:,hooks:,language:,packages:,packages-lists:,tasks:,security:,symlinks:,sysvinit:,bootappend:,encryption:,username:,hostname:,chroot-filesystem:,memtest:,iso-application:,iso-preparer:,iso-publisher:,iso-volume:,server-address:,server-path:,source:,bootloader:,grub-splash:,syslinux-splash:,binary-images:,binary-source:,includes:,templates:,help,usage,version,force,breakpoints,debug,quiet,verbose,root-command:,initramfs: --name=${PROGRAM} --options r:a:d:f:m:k:l:p:e:b:s:huv --shell sh -- "${@}"`"

	if [ "${?}" -ne "0" ]
	then
		echo "Terminating." >&2
		exit 1
	fi

	if [ "${1}" = "config" ]
	then
		CONFIG="true"
	fi

	eval set -- "${ARGUMENTS}"

	while true
	do
		case "${1}" in
			# common
			--mode)
				LH_MODE="${2}"; shift 2
				;;

			--config)
				LH_CONFIG="${2}"; shift 2
				;;

			--apt)
				LH_APT="${2}"; shift 2
				;;

			--apt-ftpproxy)
				LH_APT_FTPPROXY="${2}"; shift 2
				;;

			--apt-httpproxy)
				LH_APT_HTTPPROXY="${2}"; shift 2
				;;

			--binary-indices)
				LIVE_BINARY_INDICES="${2}"; shift 2
				;;

			--apt-pdiffs)
				LH_APT_PDIFFS="${2}"; shift 2
				;;

			--apt-recommends)
				LH_APT_RECOMMENDS="${2}"; shift 2
				;;

			--apt-secure)
				LH_APT_SECURE="${2}"; shift 2
				;;

			--bootstrap)
				LH_BOOTSTRAP="${2}"; shift 2
				;;

			--cache)
				LH_CACHE="${2}"; shift 2
				;;

			--debconf-frontend)
				LH_DEBCONF_FRONTEND="${2}"; shift 2
				;;

			--debconf-priority)
				LH_DEBCONF_PRIORITY="${2}"; shift 2
				;;

			--debconf-nowarnings)
				LH_DEBCONF_NOWARNINGS="${2}"; shift 2
				;;

			--genisoimage)
				LH_GENISOIMAGE="${2}"; shift 2
				;;

			--losetup)
				LH_LOSETUP="${2}"; shift 2
				;;

			--tasksel)
				LH_TASKSEL="${2}"; shift 2
				;;

			-r|--root)
				LIVE_ROOT="${2}"; shift 2
				;;

			--root-command)
				LIVE_ROOT_COMMAND="${2}"; shift 2
				;;

			# bootstrap
			-a|--architecture)
				LIVE_ARCHITECTURE="${2}"; shift 2
				;;

			-d|--distribution)
				LIVE_DISTRIBUTION="${2}"; shift 2
				export LIVE_DISTRIBUTION
				;;

			--distribution-config)
				LIVE_DISTRIBUTION_CONFIG="${2}"; shift 2
				;;

			-f|--bootstrap-flavour)
				LIVE_BOOTSTRAP_FLAVOUR="${2}"; shift 2
				;;

			-m|--mirror-bootstrap)
				LIVE_MIRROR_BOOTSTRAP="${2}"; shift 2
				;;

			--mirror-bootstrap-security)
				LIVE_MIRROR_BOOTSTRAP_SECURITY="${2}"; shift 2
				;;

			--mirror-binary)
				LIVE_MIRROR_BINARY="${2}"; shift 2
				;;

			--mirror-binary-security)
				LIVE_MIRROR_BINARY_SECURITY="${2}"; shift 2
				;;

			--sections)
				LIVE_SECTIONS="${2}"; shift 2
				;;

			# chroot
			--interactive)
				LIVE_INTERACTIVE="${2}"; shift 2
				;;

			--initramfs)
				LH_INITRAMFS="${2}"; shift 2
				;;

			-k|--linux-flavours)
				LIVE_LINUX_FLAVOURS="${2}"; shift 2
				;;

			--linux-packages)
				LIVE_LINUX_PACKAGES="${2}"; shift 2
				;;

			--keyring-packages)
				LIVE_KEYRING_PACKAGS="${2}"; shift 2
				;;

			--hooks)
				LIVE_HOOKS="${2}"; shift 2
				;;

			-l|--language)
				LIVE_LANGUAGE="${2}"; shift 2
				;;

			--packages)
				LIVE_PACKAGES="${2}"; shift 2
				;;

			-p|--packages-lists)
				LIVE_PACKAGES_LISTS="${2}"; shift 2
				;;

			--tasks)
				LIVE_TASKS="${2}"; shift 2
				;;

			--security)
				LIVE_SECURITY="${2}"; shift 2
				;;

			--symlinks)
				LIVE_SYMLINKS="${2}"; shift 2
				;;

			--sysvinit)
				LIVE_SYSVINIT="${2}"; shift 2
				;;

			# image
			--bootappend)
				LIVE_BOOTAPPEND="${2}"; shift 2
				;;

			-e|--encryption)
				LIVE_ENCRYPTION="${2}"; shift 2
				;;

			--username)
				LIVE_USERNAME="${2}"; shift 2
				;;

			--hostname)
				LIVE_HOSTNAME="${2}"; shift 2
				;;

			--chroot-filesystem)
				LIVE_CHROOT_FILESYSTEM="${2}"; shift 2
				;;

			--memtest)
				LIVE_MEMTEST="${2}"; shift 2
				;;

			--iso-application)
				LIVE_ISO_APPLICATION="${2}"; shift 2
				;;

			--iso-preparer)
				LIVE_ISO_PREPARER="${2}"; shift 2
				;;

			--iso-publisher)
				LIVE_ISO_PUBLISHER="${2}"; shift 2
				;;

			--iso-volume)
				LIVE_ISO_VOLUME="${2}"; shift 2
				;;

			--net-server)
				LIVE_NET_SERVER="${2}"; shift 2
				;;

			--net-path)
				LIVE_NET_PATH="${2}"; shift 2
				;;

			--source)
				LIVE_SOURCE="${2}"; shift 2
				;;

			--bootloader)
				LIVE_BOOTLOADER="${2}"; shift 2
				;;

			--grub-splash)
				LIVE_GRUB_SPLASH="${2}"; shift 2
				;;

			--syslinux-splash)
				LIVE_SYSLINUX_SPLASH="${2}"; shift 2
				;;

			-b|--binary-images)
				LIVE_BINARY_IMAGES="${2}"; shift 2
				;;

			-s|--source-images)
				LIVE_SOURCE_IMAGES="${2}"; shift 2
				;;

			--includes)
				LIVE_INCLUDES="${2}"; shift 2
				;;

			--templates)
				LIVE_TEMPLATES="${2}"; shift 2
				;;

			# other
			-h|--help)
				Help; shift
				;;

			-u|--usage)
				Usage; shift
				;;

			-v|--version)
				Version; shift
				;;

			--breakpoints)
				LH_BREAKPOINTS="enabled"; shift
				;;

			--debug)
				LH_DEBUG="enabled"; shift
				;;

			--force)
				LH_FORCE="enabled"; shift
				;;

			--quiet)
				LH_QUIET="enabled"; shift
				;;

			--verbose)
				LH_VERBOSE="enabled"; shift
				;;

			--)
				shift; break
				;;

			*)
				echo "Internal error."
				exit 1
				;;
		esac
	done
}

Main ()
{
	Local_arguments "${@}"

	Set_defaults

	ROOT="${ROOT:-$LIVE_ROOT}"

	# Source existing configuration
	Read_conffile "${ROOT}"/config/common
	Read_conffile "${ROOT}"/config/bootstrap
	Read_conffile "${ROOT}"/config/chroot
	Read_conffile "${ROOT}"/config/binary
	Read_conffile "${ROOT}"/config/source

	Local_arguments "${@}"

	# Configuring (this is really shit!)
	LH_MODE="${LH_MODE}" LH_CONFIG="${LH_CONFIG}" LH_APT="${LH_APT}" LH_APT_FTPPROXY="${LH_APT_FTPPROXY}" LH_APT_HTTPPROXY="${LH_APT_HTTPPROXY}" LIVE_BINARY_INDICES="${LIVE_BINARY_INDICES}" LH_APT_PDIFFS="${LH_APT_PDIFFS}" LH_APT_RECOMMENDS="${LH_APT_RECOMMENDS}" LH_APT_SECURE="${LH_APT_SECURE}" LH_BOOTSTRAP="${LH_BOOTSTRAP}" LH_CACHE="${LH_CACHE}" LH_DEBCONF_FRONTEND="${LH_DEBCONF_FRONTEND}" LH_DEBCONF_PRIORITY="${LH_DEBCONF_PRIORITY}" LH_DEBCONF_NOWARNINGS="${LH_DEBCONF_NOWARNINGS}" LH_GENISOIMAGE="${LH_GENISOIMAGE}" LH_LOSETUP="${LH_LOSETUP}" LH_TASKSEL="${LH_TASKSEL}" LIVE_ROOT="${LIVE_ROOT}" LIVE_ARCHITECTURE="${LIVE_ARCHITECTURE}" LIVE_DISTRIBUTION="${LIVE_DISTRIBUTION}" LIVE_DISTRIBUTION_CONFIG="${LIVE_DISTRIBUTION_CONFIG}" LIVE_BOOTSTRAP_FLAVOUR="${LIVE_BOOTSTRAP_FLAVOUR}" LIVE_MIRROR_BOOTSTRAP="${LIVE_MIRROR_BOOTSTRAP}" LIVE_MIRROR_BOOTSTRAP_SECURITY="${LIVE_MIRROR_BOOTSTRAP_SECURITY}" LIVE_MIRROR_BINARY="${LIVE_MIRROR_BINARY}" LIVE_MIRROR_BINARY_SECURITY="${LIVE_MIRROR_BINARY_SECURITY}" LIVE_SECTIONS="${LIVE_SECTIONS}" LIVE_INTERACTIVE="${LIVE_INTERACTIVE}" LIVE_LINUX_FLAVOURS="${LIVE_LINUX_FLAVOURS}" LIVE_LINUX_PACKAGES="${LIVE_LINUX_PACKAGES}" LIVE_KEYRING_PACKAGES="${LIVE_KEYRING_PACKAGES}" LIVE_HOOKS="${LIVE_HOOKS}" LIVE_LANGUAGE="${LIVE_LANGUAGE}" LIVE_PACKAGES="${LIVE_PACKAGES}" LIVE_PACKAGES_LISTS="${LIVE_PACKAGES_LISTS}" LIVE_TASKS="${LIVE_TASKS}" LIVE_SECURITY="${LIVE_SECURITY}" LIVE_SYMLINKS="${LIVE_SYMLINKS}" LIVE_SYSVINIT="${LIVE_SYSVINIT}" LIVE_BOOTAPPEND="${LIVE_BOOTAPPEND}" LIVE_ENCRYPTION="${LIVE_ENCRYPTION}" LIVE_USERNAME="${LIVE_USERNAME}" LIVE_HOSTNAME="${LIVE_HOSTNAME}" LIVE_CHROOT_FILESYSTEM="${LIVE_CHROOT_FILESYSTEM}" LIVE_MEMTEST="${LIVE_MEMTEST}" LIVE_ISO_APPLICATION="${LIVE_ISO_APPLICATION}" LIVE_ISO_PREPARER="${LIVE_ISO_PREPARER}" LIVE_ISO_PUBLISHER="${LIVE_ISO_PUBLISHER}" LIVE_ISO_VOLUME="${LIVE_ISO_VOLUME}" LIVE_NET_SERVER="${LIVE_NET_SERVER}" LIVE_NET_PATH="${LIVE_NET_PATH}" LIVE_SOURCE="${LIVE_SOURCE}" LIVE_BOOTLOADER="${LIVE_BOOTLOADER}" LIVE_GRUB_SPLASH="${LIVE_GRUB_SPLASH}" LIVE_SYSLINUX_SPLASH="${LIVE_SYSLINUX_SPLASH}" LIVE_BINARY_IMAGES="${LIVE_BINARY_IMAGES}" LIVE_SOURCE_IMAGES="${LIVE_SOURCE_IMAGES}" LIVE_INCLUDES="${LIVE_INCLUDES}" LIVE_TEMPLATES="${LIVE_TEMPLATES}" LH_ROOT_COMMAND="${LH_ROOT_COMMAND}" LH_INITRAMFS="${LH_INITRAMFS}" lh_config newconfig

	if [ "${LH_BREAKPOINTS}" = "enabled" ]
	then
		OPTIONS="${OPTIONS} --breakpoints"
	fi

	if [ "${LH_DEBUG}" = "enabled" ]
	then
		OPTIONS="${OPTIONS} --debug"
	fi

	if [ "${LH_FORCE}" = "enabled" ]
	then
		OPTIONS="${OPTIONS} --force"
	fi

	if [ "${LH_QUIET}" = "enabled" ]
	then
		OPTIONS="${OPTIONS} --quiet"
	fi

	if [ "${LH_VERBOSE}" = "enabled" ]
	then
		OPTIONS="${OPTIONS} --verbose"
	fi

	# Building
	if [ -z "${CONFIG}" ]
	then
		cd "${LIVE_ROOT}" && lh_build "${OPTIONS}"
	fi
}

trap "if [ -f ${ROOT}/chroot/proc/version ]; then umount ${ROOT}/chroot/proc; fi; \
      if [ -f ${ROOT}/chroot/sys/kernel ]; then umount ${ROOT}/chroot/sys; fi; exit" \
      0 1 2 3 9 15

Main "${@}"