pkgs/applications/audio/plexamp/update-plexamp.sh

   1 #! /usr/bin/env nix-shell
   2 #! nix-shell -p yq bash curl bc ripgrep
   3 #! nix-shell -i bash
   4
   5 set -Eeuxo pipefail
   6
   7 cleanup() {
   8   rm -rf "$TMPDIR"
   9 }
  10
  11 trap cleanup EXIT
  12
  13 ROOT="$(dirname "$(readlink -f "$0")")"
  14 if [ ! -f "$ROOT/default.nix" ]; then
  15   echo "ERROR: cannot find default.nix in $ROOT"
  16   exit 1
  17 fi
  18
  19 if [ "$(basename "$ROOT")" != plexamp ]; then
  20   echo "ERROR: folder not named plexamp"
  21   exit 1
  22 fi
  23
  24 TMPDIR="$(mktemp -d)"
  25
  26 VERSION_FILE="$TMPDIR/version.yml"
  27 VERSION_URL="https://plexamp.plex.tv/plexamp.plex.tv/desktop/latest-linux.yml"
  28 curl "$VERSION_URL" -o "$VERSION_FILE"
  29
  30 VERSION="$(yq -r .version "$VERSION_FILE")"
  31 SHA512="$(yq -r .sha512 "$VERSION_FILE")"
  32
  33 DEFAULT_NIX="$ROOT/default.nix"
  34 WORKING_NIX="$TMPDIR/default.nix"
  35 cp "$DEFAULT_NIX" "$WORKING_NIX"
  36
  37 sed -i "s@version = .*;@version = \"$VERSION\";@g" "$WORKING_NIX"
  38
  39 if diff "$DEFAULT_NIX" "$WORKING_NIX"; then
  40   echo "WARNING: no changes"
  41   exit 0
  42 fi
  43
  44 # update sha hash (convenietly provided)
  45 sed -i "s@hash.* = .*;@hash = \"sha512-$SHA512\";@g" "$WORKING_NIX"
  46
  47 # update the changelog ("just" increment the number)
  48 # manually check that the changelog corresponds to our Plexamp version
  49 CHANGELOG_URL=$(rg --only-matching 'changelog = "(.+)";' --replace '$1' $WORKING_NIX)
  50 CHANGELOG_NUMBER=$(rg --only-matching '.*/([0-9]+)' --replace '$1' <<< $CHANGELOG_URL)
  51 NEXT_CHANGELOG=$(($CHANGELOG_NUMBER + 1))
  52 NEXT_URL=$(rg --only-matching '(.*)/[0-9]+' --replace "\$1/$NEXT_CHANGELOG" <<< $CHANGELOG_URL)
  53 sed -i "s@changelog = \".*\";@changelog = \"$NEXT_URL\";@" $WORKING_NIX
  54
  55 mv $WORKING_NIX $DEFAULT_NIX