SpotX-Bash Updater (Linux via APT/deb)

spotx-bash_updater.sh

#!/usr/bin/env bash

# The following script can run as a cron job to auto-update Spotify/SpotX-Bash
# Only "Debian-based" Linux distros using APT are supported
# Line #7 can be customized to set SpotX-Bash arguments

params="-h"

# Check for APT dependency and set default deb install location
command -v apt >/dev/null || { echo -e "Error: Debian-based Linux distro with APT support is required" >&2; exit 1; }
appDir="/usr/share/spotify"

# Check if Spotify is installed
if [ ! -f "${appDir}/spotify" ]; then
  echo "Spotify not installed, exiting..."
  exit 1
fi

# Get currently installed client version
clientVer=$("${appDir}/spotify" --version | perl -nle'print $& if m{(?<=Spotify version ).*?(?=\.g[0-9a-f]{8})}')

# Get latest Linux Spotify version
repoVer=$(curl -sS http://repository.spotify.com/dists/testing/non-free/binary-amd64/Packages | perl -nle'print $& if m{(?<=Version: [0-9]:).*?(?=\.g[0-9a-f]{8})}')

# Get latest SpotX-Bash version
spotxBashVer=$(bash <(curl -sSL https://spotx-official.github.io/run.sh) --version | perl -nle'print $& if m{(?<=SpotX-Bash version ).*}')

# Compare versions
if [ "$(printf '%s\n' "${clientVer}" "${repoVer}" | sort -V | head -n1)" != "${repoVer}" ]; then
  # If latest Linux version is higher, check SpotX-Bash version
  if [ "$(printf '%s\n' "${repoVer}" "${spotxBashVer}" | sort -V | head -n1)" != "${spotxBashVer}" ]; then
    # If SpotX-Bash version is higher or equal, update and patch Spotify with SpotX-Bash
    bash <(curl -sSL https://spotx-official.github.io/run.sh) -P "${appDir}" --installdeb "${params}"
  else
    echo "Latest Spotify version not yet supported by SpotX-Bash, exiting..."
    exit 1
  fi
else
  echo "No new Spotify version detected, exiting..."
  exit 1
fi