#!/bin/bash
# This code is part of GOsa (http://www.gosa-project.org)
# Copyright (C) 2008 GONICUS GmbH
#
# ID: $$Id$$
#
# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

# Define defaults
RELEASE_REASON="GOsa svn snapshot"
BRANCH="trunk"
SECTION="web"
SI_SECTION="utils"
TARGET_RELEASE="etch"
MAKE_PLUGINS=""

usage() {
	cat <<-EOF
	GOsa Debian package build tool. Build snapshots from selected SVN locations.
	Usage: ${0##*/} [options]
	
	Options:
	  -b|--branch      Branch to export [$BRANCH]
	  -p|--plugins     Comma seperate list of plugins to build. Leave empty to build all.
	  -r|--release     Debian release to build for [$TARGET_RELEASE]
	  -c|--changelog   Debian changelog entry [$RELEASE_REASON]
	  -s|--section     Debian section to place GOsa in [$SECTION]
	  -i|--si-section  Debian section to place GOsa-SI in [$SI_SECTION]
	  -h|--help        this help

	EOF
	exit 1
}

# Import command line parameters
PARMS=`getopt -o brscip:,h --long branch,changelog,plugins,section,si-section,release:,help -n "${0##*/}" -- "$@"`
eval set -- "$PARMS"

while true; do
        case "$1" in
                -b|--branch)
			BRANCH=$2; shift 2 ;;
                -r|--release)
			TARGET_RELEASE=$2; shift 2 ;;
                -c|--changelog)
			RELEASE_REASON=$2; shift 2 ;;
                -p|--plugins)
			MAKE_PLUGINS=${2//,/ }; shift 2 ;;
                -s|--section)
			SECTION=$2; shift 2 ;;
                -i|--si-section)
			SI_SECTION=$2; shift 2 ;;
                -h|--help)
			usage ;;
                --)
			shift; break ;;
                *)
			echo "getopt error" ;;
        esac
done

echo $BRANCH
exit 0

[ $BRANCH = "trunk" ] || BRANCH="branches/$BRANCH"
echo "Loading svn information for '${BRANCH}'..."
svn co -N https://oss.gonicus.de/repositories/gosa/${BRANCH} gosa-info/ > /dev/null
BRANCH_REV=$(LANG=C svn info gosa-info | sed -n -e 's/^Last Changed Rev: \([0-9]*\).*$/\1/p')
rm -rf gosa-info

# Load current revision from logs
VERSION=$(svn cat -r "${BRANCH_REV}" https://oss.gonicus.de/repositories/gosa/${BRANCH}/gosa-core/debian/changelog \
	| head -n 1 | sed -n -e 's/.*(\([^-]*\).*/\1/p')
GOSA_VER="${VERSION}+svn${BRANCH_REV}"
GOSA_DIR="gosa-${GOSA_VER}"

ORIG_FILE="gosa_${GOSA_VER}.orig.tar.gz"

# Export from svn...
[ -d "gosa-${BRANCH}" ] && rm -rf gosa-$BRANCH
echo "Exporting current GOsa (rev: ${BRANCH_REV}) from '${BRANCH}'..."
svn export -r "${BRANCH_REV}" https://oss.gonicus.de/repositories/gosa/${BRANCH}/gosa-core gosa-${BRANCH} > /dev/null
svn export -r "${BRANCH_REV}" https://oss.gonicus.de/repositories/gosa/${BRANCH}/gosa-si gosa-si-${BRANCH} > /dev/null
svn export -r "${BRANCH_REV}" https://oss.gonicus.de/repositories/gosa/${BRANCH}/gosa-plugins gosa-plugins-${BRANCH} > /dev/null

VERSION=$(cat "gosa-${BRANCH}/debian/changelog" | head -n 1 | sed -n -e 's/.*(\([^-]*\).*/\1/p')
GOSA_VER="${VERSION}+svn${BRANCH_REV}"
GOSA_DIR="gosa-${GOSA_VER}"
GOSA_SI_DIR="gosa-si-${GOSA_VER}"

if [ -d "gosa-${GOSA_VER}" ]
then
	rm -rf "gosa-${GOSA_VER}"
fi
mv "gosa-${BRANCH}" "gosa-${GOSA_VER}"
mv "gosa-si-${BRANCH}" "gosa-si-${GOSA_VER}"

echo "Creating original sources 'gosa-${GOSA_VER}'..."
tar -c -f "gosa_${GOSA_VER}.orig.tar" "${GOSA_DIR}"
tar -c -f "gosa-si_${GOSA_VER}.orig.tar" "${GOSA_SI_DIR}"

echo "Compressing sources..."
gzip -9 "gosa_${GOSA_VER}.orig.tar"
gzip -9 "gosa-si_${GOSA_VER}.orig.tar"

export OVERRIDE_VERSION="$GOSA_VER"
if [ -z "$MAKE_PLUGINS" ]; then
	MAKE_PLUGINS=$(ls -1 gosa-plugins-${BRANCH}/*/plugin.dsc | sed 's/^.*\/\([^\/]*\)\/plugin.dsc$/\1/')
fi
for plugin in $MAKE_PLUGINS; do

	GOSA_PLUG_DIR="gosa-plugin-$plugin-${GOSA_VER}"
	mv "gosa-plugins-${BRANCH}/$plugin" .

	echo "Debianizing plugin $plugin"
	yes | dh-make-gosa --section web $plugin
	rm -rf "$plugin"

	echo "Packing original sources 'gosa-plugin-$plugin-${GOSA_VER}'..."
	tar -c -f "gosa-plugin-${plugin}_${GOSA_VER}.orig.tar" "${GOSA_PLUG_DIR}"

	echo "Compressing sources..."
	gzip -9 "gosa-plugin-${plugin}_${GOSA_VER}.orig.tar"
done

rm -rf gosa-plugins-${BRANCH}

echo "Deploying patches..."
for patch in $(find patches -type f | grep -v .svn); do

	if echo $patch | grep -q gosa-plugin; then
		plugin=$(echo $patch | sed 's/^.*gosa-plugin-\([^-]*\).*$/\1/g')
		echo "* gosa-plugin-$plugin patch: $patch"
		[ -d "gosa-plugin-${plugin}-${GOSA_VER}/debian/patches" ] || mkdir -p "gosa-plugin-${plugin}-${GOSA_VER}/debian/patches"
		cp "$patch" gosa-plugin-${plugin}-${GOSA_VER}/debian/patches
	else
		echo "* gosa-core patch: $patch"
		[ -d "${GOSA_DIR}/debian/patches" ] && mkdir -p "${GOSA_DIR}/debian/patches"
		cp "$patch" ${GOSA_DIR}/debian/patches
	fi
done

# Passe section im GOsa_DIR an
sed -i "s#^Section: web#Section: $SECTION#g" ${GOSA_DIR}/debian/control
sed -i "s#^Section: utils#Section: $SI_SECTION#g" ${GOSA_SI_DIR}/debian/control

for plugin in $MAKE_PLUGINS; do
	GOSA_PLUGIN_DIRS="$GOSA_PLUGIN_DIRS gosa-plugin-$plugin-${GOSA_VER}"
done
for dir in $GOSA_DIR $GOSA_SI_DIR $GOSA_PLUGIN_DIRS; do
	echo "Adapting version in $dir"
	(cd "$dir"; echo | debchange -v "${GOSA_VER}-1${TARGET_RELEASE}1" -D "$TARGET_RELEASE" "$RELEASE_REASON" &> /dev/null)
	[ -d $dir/debian/patches ] || continue
	echo "Creating patch list for $dir"
	ls -1 $dir/debian/patches | grep -v 00list | sed 's%^.*/%%g' > $dir/debian/patches/00list
done

# Update revision
sed -i "s/^\$svn_revision = .*$/\$svn_revision = '\$Revision: $BRANCH_REV \$';/g" $GOSA_DIR/include/functions.inc

if [ "$1" = "-s" ]
then
	echo "Creating debian sources..."
	for dir in $GOSA_DIR $GOSA_SI_DIR $GOSA_PLUGIN_DIRS; do
		dpkg-source -b "$dir"
	done
else
	echo "Creating debian packages..."
	for dir in $GOSA_DIR $GOSA_SI_DIR $GOSA_PLUGIN_DIRS; do
		(cd "$dir"; dpkg-buildpackage -k$DEBSIGN_KEYID -rfakeroot -sa)
	done
fi

echo "Removing gosa snapshot..."
for dir in $GOSA_DIR $GOSA_SI_DIR $GOSA_PLUGIN_DIRS; do
	rm -rf "$dir"
done