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#!/usr/bin/env nix-shell
#! nix-shell -i bash -p common-updater-scripts curl jq git gnused gnugrep libplist undmg
set -euo pipefail
# executing this script without arguments will
# - find the newest stable spotify version available on snapcraft (https://snapcraft.io/spotify)
# - read the current spotify version from the current nix expression
# - update the nix expression if the versions differ
# - try to build the updated version, exit if that fails
# - give instructions for upstreaming
# Please test the update manually before pushing. There have been errors before
# and because the service is proprietary and a paid account is necessary to do
# anything with spotify automatic testing is not possible.
# As an optional argument you can specify the snapcraft channel to update to.
# Default is `stable` and only stable updates should be pushed to nixpkgs. For
# testing you may specify `candidate` or `edge`.
channel="${1:-stable}" # stable/candidate/edge
nixpkgs="$(git rev-parse --show-toplevel)"
update_linux() {
nix_file="$nixpkgs/pkgs/by-name/sp/spotify/linux.nix"
#
# find the newest stable spotify version available on snapcraft
#
# create bash array from snap info
snap_info=($(
curl -s -H 'X-Ubuntu-Series: 16' \
"https://api.snapcraft.io/api/v1/snaps/details/spotify?channel=$channel" \
| jq --raw-output \
'.revision,.download_sha512,.version,.last_updated'
))
# "revision" is the actual version identifier on snapcraft, the "version" is
# just for human consumption. Revision is just an integer that gets increased
# by one every (stable or unstable) release.
revision="${snap_info[0]}"
# We need to escape the slashes
hash="$(nix-hash --to-sri --type sha512 ${snap_info[1]} | sed 's|/|\\/|g')"
upstream_version="${snap_info[2]}"
last_updated="${snap_info[3]}"
echo "Latest $channel release for Spotify on Linux is $upstream_version from $last_updated."
#
# read the current spotify version from the currently *committed* nix expression
#
current_nix_version=$(
grep 'version\s*=' "$nix_file" \
| sed -Ene 's/.*"(.*)".*/\1/p'
)
echo "Current Spotify for Linux version in Nixpkgs: $current_nix_version"
#
# update the nix expression if the versions differ
#
if [[ "$current_nix_version" = "$upstream_version" ]]; then
echo "Spotify on Linux is already up-to-date"
return
fi
echo "Updating Spotify on Linux from ${current_nix_version} to ${upstream_version}, released on ${last_updated}"
# search-and-replace revision, hash and version
sed --regexp-extended \
-e 's/rev\s*=\s*"[0-9]+"\s*;/rev = "'"${revision}"'";/' \
-e 's/hash\s*=\s*"[^"]*"\s*;/hash = "'"${hash}"'";/' \
-e 's/version\s*=\s*".*"\s*;/version = "'"${upstream_version}"'";/' \
-i "$nix_file"
}
update_macos() {
nix_file="$nixpkgs/pkgs/by-name/sp/spotify/darwin.nix"
tmp_dir=$(mktemp -d)
trap 'rm -rf "$tmp_dir"' EXIT
pushd $tmp_dir
aarch64_url="https://download.scdn.co/SpotifyARM64.dmg"
curl -OL $aarch64_url
undmg SpotifyARM64.dmg
upstream_version=$(plistutil -i Spotify.app/Contents/Info.plist -f json -o - | jq -r '.CFBundleVersion')
popd
current_nix_version=$(
grep 'version\s*=' "$nix_file" \
| sed -Ene 's/.*"(.*)".*/\1/p'
)
if [[ "$current_nix_version" != "$upstream_version" ]]; then
archive_url="https://web.archive.org/save"
archived_aarch64_url=$(curl -s -I -L -o /dev/null "$archive_url/$aarch64_url" -w '%{url_effective}')
update-source-version "pkgsCross.aarch64-darwin.spotify" "$upstream_version" "" "$archived_aarch64_url" \
--file=$nix_file \
--ignore-same-version
fi
}
update_linux
update_macos
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