Unpack CK3 mod, keep only .txt .yml .gui, get rid of some localizations

CK3_MOD_UNPACK

#!/bin/bash

set -ex

[[ $2 == "" ]] && exit 1
[[ -s "$1" ]] || exit 1

7z x "$1" -o$2 -r '*.txt' '*.yml' '*.gui'

cd $2
for x in `find -type d -name mod_files` ; do
    (
    cd `dirname $x`
    mv mod_files/* .
    rmdir mod_files
    )
done

l=`find -name localization -type d 2>/dev/null || true`
[[ -d "$l" ]] && (
    cd $l
    GLOBIGNORE="english:russian:languages.yml"
    rm -rf *
    unset GLOBIGNORE
)