#!/bin/bash

minclude()
{
	echo "error: minclude found in ${PKGNAME}"
}

export -f minclude

MY_SVN_BRANCH="branches/alx-0_6_0"
MY_SVN_REPO="/var/www/htdocs/magellan/alx-0.6.0"
MY_SVN_DEST="${MY_SVN_REPO}/rsync"
MY_SVN_MODULES="alx/mage/${MY_SVN_BRANCH} alx/smage/${MY_SVN_BRANCH} magellan-source/tags/mage-0_4_29"
MY_SVN_OPTS=""
MY_SVN_ROOT="svn://cvs.magellan-linux.de/"
MY_SVN_REMOVE_MAGE_SOURCES=true
MY_TARBALL_VERSION_TAG="$(date +%Y%m%d-%k%M | sed 's:\ :0:')"

MY_SVN_ARCHES="i486"
MY_SVN_DISTRIBUTIONS="stable testing unstable"

# like mage.rc; needed only for smage2
export ARCH=i486
export PKGDIR="${MY_SVN_REPO}/unstable/packages/${ARCH}"
export SMAGESCRIPTSDIR="${MY_SVN_DEST}/smage"
export MAGE_TREE_DEST="${MY_SVN_DEST}/mage"
export REGEN_MAGE_TREE=true

# setup a fake mage rc
MY_MAGE_RC=$(mktemp)
echo "ARCH=${ARCH}" > ${MY_MAGE_RC}
echo "PKGDIR=${PKGDIR}" >> ${MY_MAGE_RC}
echo "SMAGESCRIPTSDIR=${SMAGESCRIPTSDIR}" >> ${MY_MAGE_RC}
echo "MAGE_TREE_DEST=${MAGE_TREE_DEST}" >> ${MY_MAGE_RC}
echo "REGEN_MAGE_TREE=${REGEN_MAGE_TREE}" >> ${MY_MAGE_RC}
export MAGERC=${MY_MAGE_RC}

# svn root
export SVNROOT="${MY_SVN_ROOT}"

[ ! -d "${MY_SVN_DEST}" ] && install -d ${MY_SVN_DEST}

# get rid of old cruft (fixes some rsync issues)
rm -rf ${MY_SVN_DEST}/*

# get all our modules or update them
for module in ${MY_SVN_MODULES}
do
	case ${module} in
		*/mage/*) codir=mage;;
		*/smage/*) codir=smage;;
		magellan-source/*) codir=mage-src;;
	esac

	if [ ! -d ${MY_SVN_DEST}/${module}/.svn ]
	then
		( cd ${MY_SVN_DEST}; svn checkout ${MY_SVN_OPTS} ${SVNROOT}/${module} ${codir} )
	else
		( cd ${MY_SVN_DEST}; svn update ${MY_SVN_OPTS} ${SVNROOT}/${module} ${codir} )
	fi
done

# delete CVS directories
for file in $(find ${MY_SVN_DEST} -type d -name .svn)
do
	rm -rf ${file}
done

# correct permissions
find ${MY_SVN_DEST} -type f -exec chmod 0644 '{}' ';'
find ${MY_SVN_DEST} -type d -exec chmod 0755 '{}' ';'

# now regen mage tree

if [ -f ${MY_SVN_DEST}/smage/.regenignore ]
then
	export EXCLUDED="$(< ${MY_SVN_DEST}/smage/.regenignore )"
fi

if [[ -n ${EXCLUDED} ]]
then
	for i in ${EXCLUDED}
	do
		if [ -e "${MY_SVN_DEST}/smage/${i}" ]
		then
			rm -rf "${MY_SVN_DEST}/smage/${i}"
		fi
	done
fi

# exec permissions
chmod a+x ${MY_SVN_DEST}/mage-src/usr/lib/mage/smage2.sh

# shut up some warnings
[ ! -f /etc/mage.rc ] && touch /etc/mage.rc
[ ! -f /usr/lib/mage/version ] && { install -d /usr/lib/mage; touch /usr/lib/mage/version; }

# fix includes
[[ ! -e ${MY_SVN_DEST}/smage/include ]] && ln -snf core/include ${MY_SVN_DEST}/smage/include

for dist in ${MY_SVN_DISTRIBUTIONS}
do
	for arch in ${MY_SVN_ARCHES}
	do
		export ARCH="${arch}"
		export PKGDIR="${MY_SVN_REPO}/${dist}/packages/${ARCH}"
		sed -i -e "s:\(ARCH=\).*:\1${ARCH}:" -e "s:\(PKGDIR=\).*:\1${PKGDIR}:" ${MY_MAGE_RC}

		for i in $(find ${MY_SVN_DEST}/smage -type f -name "*.smage2" | sort)
		do
			${MY_SVN_DEST}/mage-src/usr/lib/mage/smage2.sh only-regen-tree "${i}"
		done
	done
done


# create tarballs
pushd ${MY_SVN_DEST}
for module in ${MY_SVN_MODULES}
do
	case ${module} in
		magellan-source/*) continue;;
                */mage/*) fixed_module=mage;;
                */smage/*) fixed_module=smage;;
        esac
	tar cvjf ${fixed_module}-"${MY_TARBALL_VERSION_TAG}".tar.bz2 ./${fixed_module}
done
popd

# remove mage sources
if [[ ${MY_SVN_REMOVE_MAGE_SOURCES} = true ]]
then
	[ -d ${MY_SVN_DEST}/mage-src ] && rm -rf ${MY_SVN_DEST}/mage-src
	[ -d ${MY_SVN_DEST}/mage-src-"${MY_TARBALL_VERSION_TAG}".tar.bz2 ] && 
		rm -rf ${MY_SVN_DEST}/mage-src-"${MY_TARBALL_VERSION_TAG}".tar.bz2
fi


# move tarballs to a proper location
install -d ${MY_SVN_DEST}/tarballs
for module in ${MY_SVN_MODULES}
do
	case ${module} in
		magellan-source/*) continue;;
                */mage/*) fixed_module=mage;;
                */smage/*) fixed_module=smage;;
        esac

	if [ -f ${MY_SVN_DEST}/${fixed_module}-"${MY_TARBALL_VERSION_TAG}".tar.bz2 ]
	then
		[ -f ${MY_SVN_DEST}/${fixed_module}-"${MY_TARBALL_VERSION_TAG}".tar.bz2 ] &&
			mv ${MY_SVN_DEST}/${fixed_module}-"${MY_TARBALL_VERSION_TAG}".tar.bz2 ${MY_SVN_DEST}/tarballs

		# and symlink them
		ln -snf ${fixed_module}-"${MY_TARBALL_VERSION_TAG}".tar.bz2 ${MY_SVN_DEST}/tarballs/${fixed_module}-latest.tar.bz2

		# and generate md5 sum for each
		pushd ${MY_SVN_DEST}/tarballs
		md5sum ${fixed_module}-"${MY_TARBALL_VERSION_TAG}".tar.bz2 > ${fixed_module}-"${MY_TARBALL_VERSION_TAG}".md5
		md5sum ${fixed_module}-latest.tar.bz2 > ${fixed_module}-latest.md5
		popd
	fi
done

# delete fake mage.rc
if [[ -f ${MY_MAGE_RC} ]]
then
	rm -f ${MY_MAGE_RC}
fi