xonotic pk3 to dpk

#! /bin/sh

p="$(ls 'xonotic-'*'-maps.pk3' | tail -n 1)"
b='xonotic-maps'

listMaps () {
    unzip -l "${p}" \
    | tail -n +4 \
    | head -n -2 \
    | egrep '\.bsp$' \
    | sed -e 's|^.* maps/||;s|\.bsp$||'
}

filterSystem () {
    egrep -v '^_'
}

filterInvalid () {
    egrep -v '_'
}

ln -sfv "${p}" "${b}_0.dpk"

for m in $(listMaps | filterSystem | filterInvalid)
do
    d="map-${m}_0.dpkdir"
    mkdir -pv "${d}"
    echo "${b}" > "${d}/DEPS"
done

#EOF