~ubuntu-langpack/langpack-o-matic/main

#!/bin/sh -e

# this is part of langpack-o-matic, by Martin Pitt <martin.pitt@canonical.com>

#

# (C) 2005-2015 Canonical Ltd.

#

# Merge multiple translation tarballs.

[ $# -lt 3 ] && {

    echo "Usage: $0 <input tarball 1> <input tarball 2> ... <input tarball n> <output tarball>" >&2

    exit 1

}

TD=$(mktemp -d)

# initial trap for script interruption

trap "rm -rf $TD" 0 1 2 3 13 15

# extract the first tarball - all others will be merged sequentially into that one

tar -C $TD -xz < "$1"

shift 1

TOPD="$TD/$(ls "$TD")"

cp "$TOPD/mapping.txt" "$TOPD/mapping.txt.merged"

MAIN=`pwd`

TS=$(mktemp -d)

trap "rm -rf $TD $TS" 0 1 2 3 13 15

while [ "$#" != "1" ]; do

    tar -C $TS -xz < "$1"

    TOPS="$TS/$(ls "$TS")"

    # copy PO and POT files

    cd "$TOPS"

    find \( -name "*.po" -o -name "*.pot" \) -exec install -D -m 644 '{}' "$TOPD/{}" \;

    # timestamp

    cp "$TOPS/timestamp.txt" "$TOPD"

    # append domain maps

    cat "$TOPS/mapping.txt" >> "$TOPD/mapping.txt.merged"

    shift 1

    cd $MAIN

    rm -rf $TS/*

done

# merge the domain maps

sort -u "$TOPD/mapping.txt.merged" > "$TOPD/mapping.txt"

rm "$TOPD/mapping.txt.merged"

rmdir $TS

if echo "$1" | grep -q '^/'; then

    # absolute path

    OUT="$1"

else

    # relative path

    OUT="$(pwd)/$1"

fi

cd "$TD"

tar c . | gzip -9 > "$OUT"