#!/bin/sh

while read -r resource
do	case "$resource" in
	*://*)	case "$resource" in # remote
		*.m3u)	file="$(curl -LO -w '%{filename_effective}' \
				"$resource")"
			"$0" <"$file" >"$file".tar
			printf '%s.tar\n' "$file"
			;;
		*)	youtube-dl -f bestaudio "$resource" --id \
					&& youtube-dl --get-id "$resource" \
						| xargs printf '%s.*\n' \
				|| curl -LO -w '%{filename_effective}' \
					"$resource"
			;;
		esac ;;
	*.m3u)	"$0" <"$resource" >"$resource".tar
		printf '%s.tar\n' "$resource"
		;;
	*)	printf '%s\n' "$resource"
		;;
	esac
done | xargs tar c