install.sh

#!/bin/bash
#
# Copyright (C) 2011-2020 Aratelia Limited - Juan A. Rubio and contributors
#
# 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 <http://www.gnu.org/licenses/>.

#
# Script that installs Tizonia's debian packages and their dependencies.
#

# NEWS banner is disabled until the time comes to re-enable it
# echo "============================== NEWS =================================="
# echo "Tizonia v0.22.0 has been released recently (2020/05/23)."
# echo "Debian packaging is in progress and new binaries will soon be available!"
# echo "Please bear with us while we finalize the release. Check back soon!."
# echo "======================================================================"
# exit 0

# Make sure the installation happens safely
if [[ "$(id -u)" -eq 0 ]]; then
    if [[ ( -z "$1" ) || ( "$1" != "--safe" ) ]]; then
        echo "WARNING: Running as root; installation aborted."
        echo "Please add '--safe' to bypass this check and continue installing as root."
        exit 1
    else
        echo "WARNING: Running as root with --safe option; installation continues..."
    fi
fi

# Run the install actions in a subshell
(
RELIDS=$(cat /etc/*-release)
if echo "$RELIDS" | grep raspbian; then
    DISTRO="raspbian"
    if echo "$RELIDS" | grep buster; then
        RELEASE="buster" ; PYVER=3 ; MOPRELEASE="buster"
    elif echo "$RELIDS" | grep stretch; then
        RELEASE="stretch"; PYVER=2 ; MOPRELEASE="stretch"
    elif echo "$RELIDS" | grep jessie; then
        RELEASE="jessie" ; PYVER=2 ; MOPRELEASE="jessie"
    else
        echo "Can't find a supported Raspbian distribution."
        exit 1
    fi
elif echo "$RELIDS" | grep stretch; then
  DISTRO="debian" ; RELEASE="stretch" ; PYVER=2 ; MOPRELEASE="stretch"
elif echo "$RELIDS" | grep -E 'buster'; then
  DISTRO="debian" ; RELEASE="buster" ; PYVER=3 ; MOPRELEASE="buster"
elif echo "$RELIDS" | grep -E 'bullseye|kali-rolling'; then
  # NOTE: Kali Linux is based on Debian Testing, which is currently codenamed 'Bullseye'
  DISTRO="debian" ; RELEASE="bullseye" ; PYVER=3 ; MOPRELEASE="buster"
elif echo "$RELIDS" | grep -E 'trusty|freya|qiana|rebecca|rafaela|rosa'; then
  # NOTE: Elementary OS 'freya' is based on trusty
  # NOTE: LinuxMint 'qiana' 'rebecca' 'rafaela' 'rosa' are all based on trusty
  DISTRO="ubuntu" ; RELEASE="trusty" ; PYVER=2 ; MOPRELEASE="jessie"
elif echo "$RELIDS" | grep vivid; then
  DISTRO="ubuntu" ; RELEASE="vivid" ; PYVER=2 ; MOPRELEASE="jessie"
elif echo "$RELIDS" | grep -E 'xenial|loki|sarah|serena|sonya|sylvia'; then
  # NOTE: Elementary OS 'loki' is based on xenial
  # NOTE: Linux Mint 'sarah', 'serena', 'sonya' and 'sylvia' are based on xenial
  DISTRO="ubuntu" ; RELEASE="xenial" ; PYVER=2 ; MOPRELEASE="jessie"
elif echo "$RELIDS" | grep -E 'bionic|juno|hera|tara|tessa|tina|tricia'; then
  # NOTE: Elementary OS 'juno', and 'hera' are based on bionic
  # NOTE: Linux Mint 'tara', 'tessa', 'tina', and 'tricia' are based on bionic
  # NOTE: Most of the time, binaries compiled on 18.04 will work on newer
  # releases, meaning you can try adding newer releases to the bionic conditional
  # (e.g. 'disco|bionic|juno|...'), to support installation on a newer system;
  # however, do this 'at your own risk', as not all features will be guaranteed to work.
  DISTRO="ubuntu" ; RELEASE="bionic" ; PYVER=3 ; MOPRELEASE="stretch"
elif echo "$RELIDS" | grep -E 'focal'; then
  DISTRO="ubuntu" ; RELEASE="focal" ; PYVER=3 ; MOPRELEASE="buster"
else
  echo "Can't find a supported Debian or Ubuntu-based distribution."
  exit 1
fi

# Let's make sure these packages are already installed before trying to install
# anything else.  Some of these packages are needed to make sure that Tizonia's
# Python dependencies are correctly installed from PIP.
sudo apt-get -y --force-yes install build-essential git curl apt-transport-https libffi-dev libssl-dev libxml2-dev libxslt1-dev
if [[ "$?" -ne 0 ]]; then
    echo "Oops. Some important dependencies failed to install!."
    echo "Please re-run the install script."
    exit 1
fi

# Add Mopidy's APT archive
if [[ ! -f /etc/apt/sources.list.d/mopidy.list ]]; then
    echo "Setting up Mopidy's APT archive for $DISTRO:$MOPRELEASE (to install 'libspotify')"
    curl 'https://apt.mopidy.com/mopidy.gpg' | sudo apt-key add -
    sudo curl https://apt.mopidy.com/$MOPRELEASE.list -o /etc/apt/sources.list.d/mopidy.list
fi

# Add Tizonia's APT archive
grep -q "dl.bintray.com/tizonia" /etc/apt/sources.list
if [[ "$?" -eq 1 ]]; then
    echo "Setting up Tizonia's Bintray APT archive for $DISTRO:$RELEASE"
    curl -k 'https://bintray.com/user/downloadSubjectPublicKey?username=tizonia' | sudo apt-key add -
    printf "\n" | sudo tee -a /etc/apt/sources.list
    echo "deb https://dl.bintray.com/tizonia/$DISTRO $RELEASE main" | sudo tee -a /etc/apt/sources.list
fi

# Resynchronize APT's package index files
sudo apt-get update

# Python dependencies (NOTE: using pip2 or pip3 depending on which Python
# version is required for the version of Tizonia being installed.
if [[ PYVER=3 ]]; then
    sudo apt-get -y install python3-dev python3-pip \
        && sudo -H pip3 install --upgrade \
                gmusicapi \
                soundcloud \
                youtube-dl \
                pafy \
                pycountry \
                titlecase \
                pychromecast \
                plexapi \
                spotipy \
                fuzzywuzzy \
                eventlet \
                python-Levenshtein \
                joblib
else
    sudo apt-get -y install python-dev python-pip \
        && sudo -H pip2 install --upgrade \
                gmusicapi \
                soundcloud \
                youtube-dl \
                pafy \
                pycountry \
                titlecase \
                pychromecast \
                plexapi \
                fuzzywuzzy \
                eventlet \
                python-Levenshtein \
        && sudo -H pip2 install git+https://github.com/plamere/spotipy.git --upgrade
fi


# Install 'libspotify'
if [[ "$?" -eq 0 ]]; then
    sudo apt-get -y install libspotify12
fi

# Install Tizonia
if [[ "$?" -eq 0 ]]; then
    sudo apt-get -y install tizonia-all
fi

# Simple test to verify that everything went well
TIZ_CONFIG_FILE="$HOME/.config/tizonia/tizonia.conf"
which tizonia > /dev/null
if [[ "$?" -eq 0 ]]; then
    echo ; tizonia ; echo
    printf "Tizonia is now installed.\n\n"
    printf "Please add Spotify, Google Music, Soundcloud, and Plex credentials to : $TIZ_CONFIG_FILE\n"
else
    echo "Oops. Something went wrong!"
    exit 1
fi

) # end running in a subshell