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DevOps-Bash-tools/spotify_backup_playlists.sh

78 lines
2.2 KiB
Bash

#!/usr/bin/env bash
# vim:ts=4:sts=4:sw=4:et
# args: harisekhon
#
# Author: Hari Sekhon
# Date: 2020-06-24 17:39:04 +0100 (Wed, 24 Jun 2020)
#
# https://github.com/HariSekhon/DevOps-Bash-tools
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
# https://www.linkedin.com/in/HariSekhon
#
set -euo pipefail
[ -n "${DEBUG:-}" ] && set -x
srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# shellcheck disable=SC1090
. "$srcdir/lib/spotify.sh"
# shellcheck disable=SC2034,SC2154
usage_description="
Backs up Spotify playlists for a given user to text files in both Spotify URI and human readable formats
Spotify track URI format can be copied and pasted back in to Spotify to restore a playlist to a previous state
(for example if you accidentally deleted a track and didn't do an immediate Ctrl-Z / Cmd-Z)
Spotify track URI format can also be combined with spotify_add_to_playlist.sh to restore or add to another playlist
$usage_playlist_help
$usage_auth_help
"
# used by usage() in lib/utils.sh
# shellcheck disable=SC2034
usage_args="<spotify_user> [<curl_options>]"
help_usage "$@"
spotify_user="${1:-${SPOTIFY_USER:-}}"
shift || :
spotify_user
if not_blank "${SPOTIFY_BACKUP_DIR:-}"; then
backup_dir="$SPOTIFY_BACKUP_DIR"
elif [[ "$PWD" =~ playlist ]]; then
backup_dir="$PWD"
else
backup_dir="$PWD/playlists"
fi
SECONDS=0
timestamp "Backing up Spotify playlists to $backup_dir"
echo >&2
mkdir -vp "$backup_dir"
spotify_token
# for spotify_backup_playlist.sh to inherit, saving executions to recalculate on each iteration
export SPOTIFY_BACKUP_DIR="$backup_dir"
# stop spotify_foreach_playlist.sh from printing the playlist name as this results in duplicate output
export SPOTIFY_FOREACH_NO_PRINT_PLAYLIST_NAME=1
export SPOTIFY_FOREACH_NO_NEWLINE=1
"$srcdir"/spotify_foreach_playlist.sh "$srcdir/spotify_backup_playlist.sh '{playlist_id}'" "$spotify_user" "$@"
if [ -n "${SPOTIFY_PRIVATE:-}" ]; then
"$srcdir/spotify_backup_playlist.sh" liked "$@"
fi
echo >&2
timestamp "Spotify playlists backup finished in $SECONDS seconds"