#!/bin/bash
#
# This file is part of the LibreOffice project.
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# create debuginfo and debugsource packages from LO rpm & deb files
# (generated by using --enable-symbols)

# build path
export BUILD_PATH=$PWD
export BUILD_LOG=$BUILD_PATH/pack-debug.log

if [ $# -gt 0 ]
then
 for i in "$@"
 do
  case $i in
--only-rpm) ONLY_RPM=1;;
--only-deb) ONLY_DEB=1;;
*) echo "Usage: pack-debug [--only-rpm | --only-deb]" && exit 1;;
  esac
 done
fi

# set install dirname and product version
if [ ! -f config.log ]; then
    echo "config.log not found. Run this script from build root."
    exit 1;
fi

# create pack-debug.log file
echo create debug packages >$BUILD_LOG

eval $(grep ^INSTALLDIRNAME config.log)
eval $(grep ^PRODUCTVERSION config.log)

# set package base name, eg. collaboraoffice6.0
DEBUGSRC_PACKAGENAME=$INSTALLDIRNAME$PRODUCTVERSION

#################################
# Function for re-build RPM files
#################################
function repack_rpm {

# set environment based on config.log
# for find-requires-x11.sh used by rpm __find_requires
eval $(grep ^PLATFORMID config.log)
export PLATFORMID
eval $(grep ^build_cpu config.log)
export build_cpu

####################################
echo create RPM debug source package
####################################

DEBUGSRC="$(find workdir -name ${DEBUGSRC_PACKAGENAME}.spec.log)"

# create spec file, based on the spec file of the brand package

cat $DEBUGSRC | awk '
	/^Name:/ { print "Summary: Debug source for package "$2; print $0"-debugsource";next }
	/^Group:/ { print $1" Development/Debug";next }
	/^Brand module/ { print gensub("Brand module", "Source files", "");next }
	/^%attr/ || /^Summary:/ { next }
	{print}
	END {
		print "%defattr(-,root,root)"
	}
 ' > ${DEBUGSRC}-debugsource
 buildroot=$(cat $DEBUGSRC-debugsource | awk '/^BuildRoot/{print$2}')
 topdir=$(dirname $(dirname $buildroot))
 mkdir -p $buildroot $topdir/RPMS/BUILD $topdir/RPMS/RPMS
 rm -rf $buildroot

 # create source file list

 find $BUILD_PATH -name '*[.][hc]xx' -o -name '*[.][hc]' | grep -Ev '/(instdir|qa|DEBS)/' |

 # list all directories for complete rpm remove

 awk -v home=$BUILD_PATH '
	{
		split($0, a, home "/")
		n=split(a[2], b, "/")
		c=home
		for(i=1;i<n;i++) {
			c=c"/"b[i]
			if(mem[c]!=1) print "%dir "c
			mem[c]=1
		}
		print $0
	}' >> ${DEBUGSRC}-debugsource

 # start rpmbuild for debug source package

 ln -s / $buildroot

 # debug build source package

 rpmbuild -bb --define "_unpackaged_files_terminate_build  0" ${DEBUGSRC}-debugsource --target $build_cpu --buildroot=$buildroot

###################################################################
echo create rpm debug info packages by processing logged spec files
###################################################################

for i in $BUILD_PATH/workdir/installation/CollaboraOffice/rpm/logging/*/*.spec.log
do

 # repackage only rpm packages with non-stripped so files

 if grep -q '^%attr.*[.]\(so\|bin\)\([.].*\)\?\"' $i
 then
	echo ================ $i ================
	pack=$(cat $i | awk '/^Name/{print$2}')
	buildroot=$(cat $i | awk '/^BuildRoot/{print$2}')
	topdir=$(dirname $(dirname $buildroot))
	rpmdir=$(echo $topdir | sed 's/_inprogress$//')

	# create empty buildroot directory

	rm -rf $buildroot
	mkdir -p $buildroot $topdir/RPMS/BUILD $topdir/RPMS/RPMS
	cd $buildroot

	echo REBUILD: $rpmdir/RPMS/${pack}-[0-9]*.rpm

	# extract rpm package

	rpm2cpio $rpmdir/RPMS/${pack}-[0-9]*.rpm | cpio -idmv

	# create stripped libraries and linked debug info files

	for j in $(cat $i | awk '/^%attr.*[.](so|bin)([.].*)?"$/{print$2}')
	do
		so=$(echo $j | tr -d '"')
		cd ./$(dirname $so)
		so=$(basename $so)
		objcopy --only-keep-debug $so $so.dbg
		objcopy --strip-debug $so
		objcopy --add-gnu-debuglink=$so.dbg $so
		cd $buildroot
	done

	# copy files for double package generation (using hard links)

	cp -rl $buildroot $buildroot.copy

	# stripped package

	rpmbuild -bb --define "_unpackaged_files_terminate_build  0" $i --target $build_cpu --buildroot=$buildroot
	rm -rf $buildroot
	mv $buildroot.copy $buildroot
	mkdir -p $topdir/RPMS/BUILD $topdir/RPMS/RPMS

	# create spec file for the debug info package

	cat $i | awk '
		/^Name:/ { print "Summary: Debug information for package "$2; print $0"-debuginfo";next }
		/^Group:/ { print $1" Development/Debug";next }
		/^%attr.*[.](so|bin)([.].*)?"$/ { print substr($0, 1, length($0) - 1)".dbg\""; next }
		/^%attr/ || /^Summary:/ { next }
		{print}
	' > ${i}-debuginfo

	# create debug info package

	rpmbuild -bb --define "_unpackaged_files_terminate_build  0" ${i}-debuginfo --target $build_cpu --buildroot=$buildroot
 fi
done

echo Update RPM download tar.gz

mv $topdir/RPMS/RPMS/*/*.rpm $rpmdir/RPMS/
cd $rpmdir/..
TARGET_RPM=$(ls *_download/*.tar.gz)
TARGET_DEBUG=$(echo $TARGET_RPM | sed 's/.tar.gz$/-debug.tar.gz/')
SOURCE_RPM=$(find *_rpm -type f | grep -v debug)
SOURCE_DEBUG=$(find *_rpm -type f | grep -E '(debug|readme|README)')
tar c $SOURCE_RPM | gzip >$TARGET_RPM
tar c $SOURCE_DEBUG | gzip >$TARGET_DEBUG
cd $BUILD_PATH
rm -rf $topdir
}

#################################
# Function for re-build DEB files
#################################
function repack_deb {

####################################
echo create DEB debug source package
####################################

DEBUGSRC=$BUILD_PATH/workdir/installation/CollaboraOffice/deb/listfile/en-US/epm_gid_Module_Root_Brand.lst

echo Base spec file: $DEBUGSRC

# create spec file, based on the spec file of the brand package

cat $DEBUGSRC | awk '
	/^%product/ { print gensub("Brand module", "Debug source package", "", $0) ;next }
	/^%description/ { print gensub("Brand module", "Debug source package", "", $0) ;next }
	/^[cdf] / { next }
	{print}
 ' > ${DEBUGSRC}-debugsource

 # create source file list

 find $BUILD_PATH -name '*[.][hc]xx' -o -name '*[.][hc]' | grep -Ev '/(instdir|qa|DEBS)/' |

 # list all directories

 awk -v home=$BUILD_PATH '
	{
		split($0, a, home "/")
		n=split(a[2], b, "/")
		c=home
		for(i=1;i<n;i++) {
			c=c"/"b[i]
			if(mem[c]!=1) print "d 755 root root "c" -"
			mem[c]=1
		}
		print "f 644 root root "$0" "$0
	}' >> ${DEBUGSRC}-debugsource

 echo Spec file of debug source package: ${DEBUGSRC}-debugsource

 # debug build source package

 $BUILD_PATH/workdir/UnpackedTarball/epm/epm -f deb -g ${INSTALLDIRNAME}${PRODUCTVERSION}-debugsource ${DEBUGSRC}-debugsource --output-dir DEBS -v

######################################################################
echo create DEB debug info packages by processing logged EPM lst files
######################################################################

for i in $BUILD_PATH/workdir/installation/CollaboraOffice/deb/listfile/en-US/*.lst
do

 # repackage only deb packages with non-stripped so files

 if grep -q '^f .*[.]\(so\|bin\)\([.].*\)\?$' $i
 then
	echo ================ $i ================
	TARGET_NAME=$INSTALLDIRNAME"$(echo $(basename $i) | awk '
	/epm_gid_Module_Optional_Firebird.lst/{print"basis6.0-firebird"}
	/epm_gid_Module_Optional_Gnome.lst/{print"basis6.0-gnome-integration"}
	/epm_gid_Module_Optional_Grfflt.lst/{print"basis6.0-graphicfilter"}
	/epm_gid_Module_Optional_Kde.lst/{print"basis6.0-kde-integration"}
	/epm_gid_Module_Optional_OGLTrans.lst/{print"basis6.0-ogltrans"}
	/epm_gid_Module_Optional_PostgresqlSdbc.lst/{print"basis6.0-postgresql-sdbc"}
	/epm_gid_Module_Pdfimport.lst/{print"basis6.0-extension-pdf-import"}
	/epm_gid_Module_Prg_Base_Bin.lst/{print"basis6.0-base"}
	/epm_gid_Module_Prg_Calc_Bin.lst/{print"basis6.0-calc"}
	/epm_gid_Module_Prg_Impress_Bin.lst/{print"basis6.0-impress"}
	/epm_gid_Module_Prg_Math_Bin.lst/{print"basis6.0-math"}
	/epm_gid_Module_Prg_Wrt_Bin.lst/{print"basis6.0-writer"}
	/epm_gid_Module_Pyuno.lst/{print"basis6.0-pyuno"}
	/epm_gid_Module_Reportbuilder.lst/{print"basis6.0-extension-report-builder"}
	/epm_gid_Module_Root_Brand.lst/{print"6.0"}
	/epm_gid_Module_Root.lst/{print"basis6.0-core"}
	/epm_gid_Module_Root_Ure_Hidden.lst/{print"6.0-ure"}
	' | sed s/6.0/$PRODUCTVERSION/g)"
	echo TARGET NAME: $TARGET_NAME

	# create stripped libraries and linked debug info files

	for j in $(cat $i | awk '/^f .*[.](so|bin)([.].*)?$/{print$6}')
	do
		cd $(dirname $j)
		so=$(basename $j)
		# remove old temporary files
		rm -f $so.copy $so.dbg
		# keep original file
		cp $so $so.copy
		objcopy --only-keep-debug $so $so.dbg
		objcopy --strip-debug $so
		objcopy --add-gnu-debuglink=$so.dbg $so
		cd $BUILD_PATH
	done

	# create stripped package

	$BUILD_PATH/workdir/UnpackedTarball/epm/epm -f deb -g $TARGET_NAME $i --output-dir DEBS -v

	# create spec file for the debug info package

	cat $i | awk '
		/^%product/ { print "%product Debug info package of "$0 ;next }
		/^%description/ { print "%description Debug info package of "$0 ;next }
		/^f .*[.](so|bin)([.].*)?$/ { print $1,$2,$3,$4,$5".dbg",$6".dbg"; next }
		/^[cf] / { next }
		{print}
	' > ${i}-debuginfo

	# create debug info package
	$BUILD_PATH/workdir/UnpackedTarball/epm/epm -f deb -g ${TARGET_NAME}-debuginfo $i-debuginfo --output-dir DEBS -v

	# restore original non stripped library files

	for j in $(cat $i | awk '/^f .*[.](so|bin)([.].*)?$/{print$6}')
	do
		cd $(dirname $j)
		so=$(basename $j)
		rm $so.dbg
		# restore original file
		mv -f $so.copy $so
		cd $BUILD_PATH
	done
 fi
done

echo Update DEB download tar.gz

debdir=$(ls -d $BUILD_PATH/workdir/installation/CollaboraOffice/deb/install/*_deb)
mv $BUILD_PATH/DEBS/*.deb $debdir/DEBS/
cd $debdir/..
TARGET_DEB=$(ls *_download/*.tar.gz)
TARGET_DEBUG=$(echo $TARGET_DEB | sed 's/.tar.gz$/-debug.tar.gz/')
SOURCE_DEB=$(find *_deb -type f | grep -v debug)
SOURCE_DEBUG=$(find *_deb -type f | grep -E '(debug|readme|README)')
tar c $SOURCE_DEB | gzip >$TARGET_DEB
tar c $SOURCE_DEBUG | gzip >$TARGET_DEBUG

cd $BUILD_PATH
rm -rf DEBS
}

# start deb re-build
test -z "$ONLY_RPM" -a "$(find workdir/installation/CollaboraOffice/deb/listfile -name '*.lst')" != "" && repack_deb >$BUILD_LOG 2>&1 || \
	echo 'Skip DEB debug package generation (--only-rpm or missing EPM lst files).'

# start rpm re-build
test -z "$ONLY_DEB" -a "$(find workdir -name '*spec.log')" != "" && repack_rpm >>$BUILD_LOG 2>&1 || \
	echo 'Skip RPM debug package generation (--only-deb or missing RPM spec files).'