#!/bin/sh -e

if [ $# = 0 ]; then
  version=$(uscan --no-download --dehs | xmlstarlet sel -t -m "//upstream-version" -v . -n)
else
  version=$1
fi

curdir=$(pwd)
tmpdir=$(mktemp -d)
mkdir -p $tmpdir/unicode-idna-$version

cd $tmpdir/unicode-idna-$version
wget --recursive --no-host-directories --no-parent --cut-dirs 3 -A "*.txt" -R "robots.txt" https://unicode.org/Public/idna/$version/

cd $tmpdir
tar cJf unicode-idna_$version.orig.tar.xz unicode-idna-$version
mv unicode-idna_$version.orig.tar.xz $curdir/..
rm -rf $tmpdir
