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#!/bin/sh
# dist-tools/git-commit-po-updates.sh
# A helper script to commit translation updates into Git.
# Assumes translation updates are visible to git,
# and one directory above.
#
# © Copyright 2019 by Matthias Andree.
# Licensed under the GNU General Public License V2 or,
# at your choice, any later version.
#
# Supported options:
# -n: dry-run, only print commands, but do not run them.
set -eu
cd "$(realpath $(dirname $0))/.."
# see if Perl has Carp::Always available,
# and implicitly fail (set -e) if it hasn't.
perl -MCarp::Always -e ''
dryrun_pfx=
while getopts 'n' opt ; do
case $opt in
n) dryrun_pfx=: ;;
?) printf 'Usage: %s [-n]\n' "$0" ;
exit 2 ;
esac
done
git diff -G ^.Project-Id-Version --name-only po/*.po \
| while read pofile ; do
if ! cmd="$(perl -WT - "$pofile" <<'_EOF'
use strict;
use Carp::Always ();
use warnings FATAL => 'uninitialized';
my ($ver, $dat, $trl, $lang, $lcod, $found);
while(<>)
{
if (/^"Project-Id-Version: (.+)\\n"/) { $ver=$1 };
if (/^"PO-Revision-Date: (.+)\\n"/) { $dat=$1 };
if (/^"Last-Translator: (.+)\\n"/) { $trl=$1 };
if (/^"Language-Team: ([^<]+?)\s+<.*>\\n"/)
{ $lang=$1 };
if (/^"Language: (.+)\\n"/) { $lcod=$1 };
if ($ver and $dat and $trl and $lang and $lcod) {
$found = 1;
last;
}
}
if ($found) {
print "git commit --author '$trl' --date '$dat' -m 'Update <$lcod> $lang translation to $ver'"
} else {
exit(1);
}
_EOF
)"
then
echo >&2 "Parsing $pofile failed, skipping."
continue
fi
cmd="$cmd '$pofile'"
printf '+ %s\n' "$cmd"
$dryrun_pfx eval "$cmd"
done
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