180 lines
4.8 KiB
Bash
Executable File
180 lines
4.8 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# Download audio using youtube-dl, passing
|
|
# a specific set of options specified by the user
|
|
#
|
|
# Copyright (C) 2018 Eric Torres
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
printHelp() {
|
|
cat << EOF
|
|
Usage: dlaudio [options] [URLs]
|
|
|
|
Options:
|
|
-b, --batch-dl provide the links from a text file
|
|
-f, --format the format to use (default: flac)
|
|
-h, --help print this help page
|
|
-n, --filename the name of the downloaded file (without the extension)
|
|
EOF
|
|
}
|
|
|
|
|
|
declare -a opts
|
|
batchfile=
|
|
filename=
|
|
format=
|
|
|
|
# error messages
|
|
readonly nobatchfile_error="Error: no batch file entered"
|
|
readonly nofilename_error="Error: no filename entered"
|
|
readonly noformat_error="Error: no format entered"
|
|
|
|
while true; do
|
|
case "${1}" in
|
|
"-b"|"--batch-dl")
|
|
batchfile="${2}"
|
|
case "${batchfile}" in
|
|
"")
|
|
echo "${nobatchfile_error}" >&2
|
|
exit 1
|
|
;;
|
|
-*)
|
|
echo "Not a file: ${batchfile}"
|
|
exit 1
|
|
;;
|
|
*)
|
|
[[ ! -f "${batchfile}" ]] && echo "Not a file: ${batchfile}" >&2 && exit 1
|
|
;;
|
|
esac
|
|
shift 2
|
|
continue
|
|
;;
|
|
--batchfile=*)
|
|
batchfile="${2#*=}"
|
|
case "${batchfile}" in
|
|
"")
|
|
echo "${nobatchfile_error}" >&2
|
|
exit 1
|
|
;;
|
|
-*)
|
|
echo "Not a file: ${batchfile}" >&2
|
|
exit 1
|
|
;;
|
|
*)
|
|
[[ ! -f "${batchfile}" ]] && echo "Not a file: ${batchfile}" && exit 1
|
|
;;
|
|
esac
|
|
shift
|
|
continue
|
|
;;
|
|
"-f"|"--format")
|
|
format="${2}"
|
|
case "${format}" in
|
|
"")
|
|
echo "No format entered" >&2
|
|
exit 1
|
|
;;
|
|
-*)
|
|
echo "Not a format: ${format}"
|
|
exit 1
|
|
;;
|
|
esac
|
|
shift 2
|
|
continue
|
|
;;
|
|
--format=*)
|
|
format="${1#*=}"
|
|
case "${format}" in
|
|
"")
|
|
echo "${noformat_error}" >&2
|
|
exit 1
|
|
;;
|
|
-*)
|
|
echo "Not a format: ${format}" >&2
|
|
exit 1
|
|
;;
|
|
esac
|
|
shift
|
|
continue
|
|
;;
|
|
"-h"|"--help")
|
|
# print help page and exit
|
|
printHelp
|
|
exit
|
|
;;
|
|
"-n"|"--filename")
|
|
filename="${2}"
|
|
case "${filename}" in
|
|
"")
|
|
echo "${nofilename_error}" >&2
|
|
exit 1
|
|
;;
|
|
-*)
|
|
echo "Not a filename: ${filename}" >&2
|
|
exit 1
|
|
;;
|
|
esac
|
|
shift 2
|
|
continue
|
|
;;
|
|
--filename=*)
|
|
filename="${2#*=}"
|
|
case "${filename}" in
|
|
"")
|
|
echo "${nofilename_error}" >&2
|
|
exit 1
|
|
;;
|
|
-*)
|
|
echo "Not a filename: ${filename}" >&2
|
|
exit 1
|
|
;;
|
|
esac
|
|
shift
|
|
continue
|
|
;;
|
|
"--")
|
|
shift
|
|
break
|
|
;;
|
|
-?*)
|
|
echo "Error, not an option: ${1}" >&2
|
|
exit 1
|
|
;;
|
|
*)
|
|
shift
|
|
break
|
|
esac
|
|
done
|
|
|
|
[[ -z "${*}" ]] && echo "No input given" >&2 && exit 1
|
|
|
|
# default options
|
|
opts+=("--no-part")
|
|
opts+=("--no-continue")
|
|
opts+=("--extract-audio")
|
|
opts+=("--audio-format=${format:-flac}")
|
|
|
|
# set filename to either what the user set or its original title
|
|
if [[ "${filename}" ]]; then
|
|
opts+=("--output=${HOME}/Music/${filename}.%(ext)s")
|
|
else
|
|
opts+=("--output=${HOME}/Music/%(title)s.%(ext)s")
|
|
fi
|
|
|
|
if [[ "${batchfile}" ]]; then
|
|
youtube-dl "${opts[@]}" --batch-file="${batchfile}"
|
|
else
|
|
youtube-dl "${opts[@]}" "${@}"
|
|
fi
|