#!/bin/sh

# lh_source_download(1) - download sources
# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.org>
#
# live-helper 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

# Source common functions
for FUNCTION in /usr/share/live-helper/functions/*.sh
do
	. ${FUNCTION}
done

# Set static variables
DESCRIPTION="download sources"
HELP=""
USAGE="${PROGRAM} [--force]"

Arguments "${@}"

Echo_debug "Init ${PROGRAM}"

# Reading configuration files
Read_conffile config/bootstrap
Read_conffile config/chroot
Read_conffile config/common
Read_conffile config/image
Set_defaults

Breakpoint "source_download: Init"

if [ "${LIVE_SOURCE}" != "enabled" ]
then
	exit 0
fi

# Requiring stage file
Require_stagefile .stage/bootstrap

# Checking stage file
Check_stagefile .stage/source_download

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

# Remove old sources
if [ -d source/debian ]
then
	rm -rf source/debian
fi

# Download sources
Chroot "dpkg --get-selections" | awk '{ print $1 }' > chroot/root/dpkg-selection.txt
echo "${LIVE_BOOTLOADER}" >> chroot/root/dpkg-selection.txt
#echo "live-helper" >> chroot/root/dpkg-selection.txt
Chroot "xargs --arg-file=/root/dpkg-selection.txt apt-get source --download-only"
rm -f chroot/root/dpkg-selection.txt

# Sort sources
for DSC in chroot/*.dsc
do
	SOURCE="`sed  -n 's/^Source: //p' ${DSC}`"

	case "${SOURCE}" in
		lib?*)
			LETTER="`echo ${SOURCE} | sed 's/\(....\).*/\1/'`"
			;;

		*)
			LETTER="`echo ${SOURCE} | sed 's/\(.\).*/\1/'`"
			;;
	esac

	# Install directory
	mkdir -p source/debian/"${LETTER}"/"${SOURCE}"

	# Move files
	mv chroot/"${SOURCE}"_* source/debian/"${LETTER}"/"${SOURCE}"
done

# Creating stage file
Create_stagefile .stage/source_download