Batocera x86_64 download script

download_batocera.sh

#!/bin/bash

ARCH="x86_64"
DOWNLOAD_URL_PAGE="https://batocera.org/download"

get_downloader () {
    which -a curl wget | head -n 1
}

read_url_cmd () {
    DL=$(get_downloader)

    case $(basename ${DL}) in
        curl) echo  ${DL} -L --continue-at - -S  ${@} -o ;;
        wget) echo  ${DL} --max-redirect 10 --continue -q  ${@} -O ;;
    esac

}

get_download_path () {
    eval "$(read_url_cmd ${DOWNLOAD_URL_PAGE}) -" | grep -oE "href=\"[^\"]*\"" | grep "${ARCH}" | grep "img.gz" \
        | sed 's/href="//; s/"$//;'
}

do_download () {
    read url;
    eval "$(read_url_cmd "${url}") $(basename "${url}")"
}

get_download_path | do_download