~ubuntu-core-dev/pkgbinarymangler/ubuntu

#!/bin/bash -e

CONFFILE=${PKGBINARYMANGLER_CONF_DIR:-/etc/pkgbinarymangler}/striptranslations.conf

. ${PKGBINARYMANGLER_COMMON_PATH:-/usr/share/pkgbinarymangler}/common

echo "INFO: pkgstriptranslations version #VERSION#"

# ignore language packs

if echo "$srcname" | grep -q ^language-pack; then

    echo "pkgstriptranslations: building language pack, doing nothing"

    exit 0

fi

# ignore backports

if dpkg-parsechangelog | grep -q 'Distribution:.*backport'; then

    echo "pkgstriptranslations: building backport, doing nothing"

    exit 0

fi

# first, check if the package explicitly requests stripping

if grep -q 'X[[:alpha:]]*-Ubuntu-Use-Langpack: yes' debian/control; then

    dostrip=1

# check whether build info is present; so we can check the component

elif [ -f "$BUILDINFO" ]; then

    unset dostrip

    if grep -qs '^Purpose: PPA' "$BUILDINFO"; then

        if grep -q '/oem-archive' ${PKGBINARYMANGLER_APT_CONF_DIR:-/etc/apt}/sources.list; then

            echo "INFO: Running pkgstriptranslations for OEM build"

            oemstrip=1

	    # check blacklist

	    readctrl "$CONFFILE" oem_blacklist

	    for project in $RET; do

		if grep -q "oem-archive/$project" ${PKGBINARYMANGLER_APT_CONF_DIR:-/etc/apt}/sources.list; then

		    echo "INFO: Disabling pkgstriptranslations for blacklisted OEM project"

		    exit 0

		fi

	    done

        else

            echo "INFO: Disabling pkgstriptranslations for PPA build"

            exit 0

        fi

    else

        # we have a PRIMARY build, check component

        readctrl "$CONFFILE" "components"

        stripcomponents="$RET"

        readctrl "$BUILDINFO" "Component"

        for c in $stripcomponents; do

            if [ $c = "$RET" ]; then dostrip=1; fi

        done

    fi

else

    dostrip=1

fi

# determine tarball name

readctrl "$CONFFILE" "posuffix"

posuffix=$RET

arch=$(dpkg --print-architecture)

[ "$posuffix" ] || posuffix=translations

tarball=${srcname}_${version}_${arch}_$posuffix.tar.gz

tarball_static=${srcname}_${version}_static_${posuffix}.tar.gz

# make sure that only one pkgstriptranslations runs at a time, so that we don't

# corrupt the tarball

lockfile-create --retry 20 "../$tarball"

tmp=$(mktemp -t -d pkgstriptranslations.XXXXXX)

trap "lockfile-remove '../$tarball'; rm -rf $tmp" 0 1 2 3 7 10 13 15

# process every directory that looks like a package, remove all

# usr/share/locale/*.mo files, and copy them into the tarball

for PKGCTL in $(find -regex '\./debian/.*/DEBIAN/control$'); do

    # skip installer udebs

    readctrl $PKGCTL Section

    if [ "$RET" = debian-installer ]; then

        continue

    fi

    readctrl $PKGCTL Package

    PKGNAME=$RET

    PKGDIR=$(dirname $(dirname $PKGCTL))

    echo "pkgstriptranslations: processing control file: $PKGCTL, package $PKGNAME, directory $PKGDIR"

    # special-case OEM builds here: strip packages if we are building a package

    # for an OEM archive which would be stripped in Ubuntu

    if [ -n "$oemstrip" ]; then

        if env -u LD_PRELOAD apt-cache madison "$PKGNAME" | egrep -v '://[^ ]*ppa' | grep -q '/ubuntu.*/main .*Packages'; then

            echo "INFO (OEM mode): Package is in Ubuntu main, enabling stripping of *.mo"

            dostrip=1

        else

            echo "INFO (OEM mode): Package is not in Ubuntu main, not stripping"

            unset dostrip

        fi

    fi

    # read blacklist file and test all regexps

    unset blacklisted

    if [ -f /etc/pkgbinarymangler/striptranslations.blacklist ]; then

        while read regex; do

            if echo "$PKGNAME" | egrep -xq "$regex"; then

                blacklisted=1

                echo "pkgstriptranslations: $PKGNAME is blacklisted, not stripping"

                break

            fi

        done < /etc/pkgbinarymangler/striptranslations.blacklist

    fi

    # strip translations from .desktop files if they have a gettext domain (since

    # inline translations are preferred)

    for desktop in `find "$PKGDIR" -type f -name "*.desktop"`; do

        if grep -q '^X-.*-Gettext-Domain=' "$desktop"; then

            echo "$desktop: stripping translations"

            sed -ri '/^(Name|GenericName|Comment)\[/d' "$desktop";

            # adapt md5sums file

            if [ -f $PKGDIR/DEBIAN/md5sums ]; then

                P=${desktop#$PKGDIR}

                P=${P#/}

                (cd "$PKGDIR"; sed -i "s#^[[:alnum:]]\+  $P\$#`md5sum $P`#" DEBIAN/md5sums)

            fi

        else

            echo "$desktop: does not have gettext domain, not stripping"

        fi

    done

    # save/strip GNOME help files

    if [ "$dostrip" -a -z "$blacklisted" -a -d "$PKGDIR/usr/share/gnome/help" ]; then

	r=`pwd`

        pushd "$PKGDIR/usr/share/gnome/help" >/dev/null

	# replace help files which are copies of the C version with a symlink

	# to the C version

        find -type f ! -wholename '*/C/*' | while read f; do

	    f=${f#./}

	    # construct relative path to C file

	    numslash=`echo "$f" | tr -cd / | wc -c`

	    dirqueue=./${f#*\/*\/*} # strip off initial pkgname/locale prefix

	    back=""

	    dir=""

	    while [ $numslash -gt 1 ]; do

		back="../$back"

		dir=$dir${dirqueue%%/*}/

		dirqueue=${dirqueue#*/}

		numslash=$((numslash-1))

	    done

	    dir=${dir#./} # beautify

	    c_file="${back}C/$dir$(basename "$f")"

	    # if C file exists and is identical, symlink it

	    fdir=`dirname "$f"`

	    if [ -e "$fdir/$c_file" ] && zcmp "$f" "$fdir/$c_file" >/dev/null; then

		echo "symlinking duplicate GNOME help file $f to $c_file"

		rm "$f"

		ln -s "$c_file" "$f"

		[ ! -f DEBIAN/md5sums ] || sed -i "\& $f$&d" $r/DEBIAN/md5sums

	    fi

	done

	popd >/dev/null

	# extract the files which are actually translated and replace with

	# links to the langpack

        pushd "$PKGDIR" >/dev/null

        (find usr/share/gnome/help -type f ! -wholename '*/C/*'; [ ! -d usr/share/omf ] || find usr/share/omf -type f -name '*.omf' ! -name '*-C.omf') | while read f; do

	    install -D -m 644 "$f" "$tmp/_static/$PKGNAME/$f"

	    rm "$f"

	    dest=${f/gnome\/help/gnome\/help-langpack}

	    dest=${dest/share\/omf/share\/omf-langpack}

	    ln -s "/$dest" "$f"

	    [ ! -f DEBIAN/md5sums ] || sed -i "\& $f$&d" DEBIAN/md5sums

	done

	popd >/dev/null

    fi

    [ -d "$PKGDIR/usr/share/locale" ] || {

	echo "pkgstriptranslations: $PKGNAME does not contain translations, skipping"

	continue

    }

    # save *.mo files if we don't have a tarball yet

    if [ ! -f "../$tarball" ]; then

        pushd "$PKGDIR" >/dev/null

        find -type f -name "*.mo" -exec install -D -m 644 '{}' "$tmp/$PKGNAME/{}" \;

        popd >/dev/null

    fi

    if [ "$dostrip" -a -z "$blacklisted" ]; then

        find "$PKGDIR/usr/share/locale" -type f -name "*.mo" -exec rm '{}' \;

        find "$PKGDIR/usr/share/locale" -depth -type d -empty -exec rmdir '{}' \; || true

        # adapt md5sums file

        if [ -f $PKGDIR/DEBIAN/md5sums ]; then

            sed -i '/usr\/share\/locale\/.*\.mo$/d' $PKGDIR/DEBIAN/md5sums

        fi

	# adapt Installed-Size

	is=`cd $PKGDIR; du -k -s .|cut -f1`

	sed -i "s/^Installed-Size:.*$/Installed-Size: $is/" $PKGDIR/DEBIAN/control

    fi

done

# check for empty files, as they indicate a package bug

EMPTYFILES="`find -mindepth 1 -name '.*' -prune -o \( -name "*.po" -o -name "*.pot" \) -empty -print`"

if [ -n "$EMPTYFILES" ]; then

    cat <<EOF

pkgstriptranslations: The following PO/POT files are empty. This is known to

cause trouble in the translation importer and generally indicates a package

bug:

$EMPTYFILES

EOF

fi

# create tarball if there are files and we stripped the package

if [ "$dostrip" -a -z "$blacklisted" ]; then

    if [ ! -f "../$tarball" ]; then

	# copy po/pot files

	find \( -name "*.po" -o -name "*.pot" -o -name "*.ts" \) ! -wholename '*/.pc/*' ! -empty -exec install -D -m 644 '{}' "$tmp/source/{}" \;

	# grab sdf files from OO.o

	if [ "$srcname" = "openoffice.org" ]; then

	    find debian/ -name "*.sdf" -exec install -D -m 644 '{}' "$tmp/source/{}" \;

	fi

	# grab XPI files for Mozilla-ish packages

	if [ -d debian/lp-export-xpis ]; then

	    install -d $tmp/source/

	    cp -a debian/lp-export-xpis $tmp/source/

	fi

	if [ "$(ls -I _static $tmp | wc -l)" -gt 0 ]; then

	    echo -n "pkgstriptranslations: preparing translation tarball $tarball..."

	    pwd=$(pwd)

	    pushd $tmp > /dev/null

	    tar c --exclude=_static . | gzip -9 > "$pwd/../$tarball"

	    numfiles=$(find -type f | wc -l)

	    popd > /dev/null

	    echo "done ($numfiles files)"

	    dpkg-distaddfile "$tarball" raw-translations -

	else

	    echo "pkgstriptranslations: no translation files, not creating tarball"

	fi

    else

	echo "pkgstriptranslations: tarball already exists"

    fi

fi

# create static tarball if there are files

if [ -d "$tmp/_static" ]; then

    if [ -f "../$tarball_static" ]; then

        echo -n "pkgstriptranslations: updating static translation tarball $tarball_static..."

        tar -C "$tmp/_static" -xzf "../$tarball_static"

    else

        echo -n "pkgstriptranslations: preparing static translation tarball $tarball_static..."

        dpkg-distaddfile "$tarball_static" raw-translations-static -

    fi

    pwd=$(pwd)

    pushd $tmp/_static > /dev/null

    tar c . | gzip -9 > "$pwd/../$tarball_static"

    numfiles=$(find -type f | wc -l)

    popd > /dev/null

    echo "done ($numfiles files)"

fi