Derivations: Deprecate unityhub 3.13 derivation (using flatpak instead)

derivations/1_deprecated/unityhub_3_13/default.nix

@@ -0,0 +1,155 @@
+# Taken from pull/422785
+{
+  lib,
+  stdenv,
+  fetchurl,
+  dpkg,
+  makeWrapper,
+  buildFHSEnv,
+  extraPkgs ? pkgs: [],
+  extraLibs ? pkgs: [],
+}:
+stdenv.mkDerivation rec {
+  pname = "unityhub";
+  version = "3.13.0";
+
+  src = fetchurl {
+    url = "https://hub-dist.unity3d.com/artifactory/hub-debian-prod-local/pool/main/u/unity/unityhub_amd64/unityhub-amd64-${version}.deb";
+    sha256 = "sha256-dbD7qL/NAaTAbT6pUfebf5QNJW5UYliyixDh0KsAGlg=";
+  };
+
+  nativeBuildInputs = [
+    dpkg
+    makeWrapper
+  ];
+
+  fhsEnv = buildFHSEnv {
+    pname = "${pname}-fhs-env";
+    inherit version;
+    runScript = "";
+
+    targetPkgs = pkgs:
+      with pkgs;
+        [
+          # Unity Hub binary dependencies
+          xorg.libXrandr
+          xdg-utils
+
+          # GTK filepicker
+          gsettings-desktop-schemas
+          hicolor-icon-theme
+
+          # Bug Reporter dependencies
+          fontconfig
+          freetype
+          lsb-release
+        ]
+        ++ extraPkgs pkgs;
+
+    multiPkgs = pkgs:
+      with pkgs;
+        [
+          # Unity Hub ldd dependencies
+          cups
+          gtk3
+          expat
+          libxkbcommon
+          lttng-ust_2_12
+          krb5
+          alsa-lib
+          nss
+          libdrm
+          libgbm
+          nspr
+          atk
+          dbus
+          at-spi2-core
+          pango
+          xorg.libXcomposite
+          xorg.libXext
+          xorg.libXdamage
+          xorg.libXfixes
+          xorg.libxcb
+          xorg.libxshmfence
+          xorg.libXScrnSaver
+          xorg.libXtst
+
+          # Unity Hub additional dependencies
+          libva
+          openssl
+          cairo
+          libnotify
+          libuuid
+          libsecret
+          udev
+          libappindicator
+          wayland
+          cpio
+          icu
+          libpulseaudio
+
+          # Unity Editor dependencies
+          libglvnd # provides ligbl
+          xorg.libX11
+          xorg.libXcursor
+          glib
+          gdk-pixbuf
+          libxml2
+          zlib
+          clang
+          git # for git-based packages in unity package manager
+
+          # Unity Editor 6000 specific dependencies
+          harfbuzz
+          vulkan-loader
+
+          # Unity Bug Reporter specific dependencies
+          xorg.libICE
+          xorg.libSM
+
+          # Fonts used by built-in and third party editor tools
+          corefonts
+          dejavu_fonts
+          liberation_ttf
+        ]
+        ++ extraLibs pkgs;
+  };
+
+  dontConfigure = true;
+  dontBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out
+    mv opt/ usr/share/ $out
+
+    # `/opt/unityhub/unityhub` is a shell wrapper that runs `/opt/unityhub/unityhub-bin`
+    # which we don't need and overwrite with our own wrapper that uses the fhs env.
+    makeWrapper ${fhsEnv}/bin/${pname}-fhs-env $out/opt/unityhub/unityhub \
+      --add-flags $out/opt/unityhub/unityhub-bin \
+      --argv0 unityhub
+
+    mkdir -p $out/bin
+    ln -s $out/opt/unityhub/unityhub $out/bin/unityhub
+
+    # Replace absolute path in desktop file to correctly point to nix store
+    substituteInPlace $out/share/applications/unityhub.desktop \
+      --replace-fail /opt/unityhub/unityhub $out/opt/unityhub/unityhub
+
+    runHook postInstall
+  '';
+
+  passthru.updateScript = ./update.sh;
+
+  meta = {
+    description = "Official Unity3D app to download and manage Unity Projects and installations";
+    homepage = "https://unity.com/";
+    downloadPage = "https://unity.com/unity-hub";
+    changelog = "https://unity.com/unity-hub/release-notes#${version}";
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [huantian];
+    platforms = ["x86_64-linux"];
+    sourceProvenance = with lib.sourceTypes; [binaryNativeCode];
+  };
+}

derivations/1_deprecated/unityhub_3_13/update.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p curl common-updater-scripts
+# set -euo pipefail
+
+new_version="$(curl https://hub-dist.unity3d.com/artifactory/hub-debian-prod-local/dists/stable/main/binary-amd64/Packages --silent | sed -nE "s/^Version: ([0-9]+\.[0-9]+\.[0-9]+)$/\1/p" | sort -V | tail -n 1)"
+old_version="$(sed -nE 's/^\s*version = "([0-9]+\.[0-9]+\.[0-9]+)";$/\1/p' ./package.nix)"
+
+if [[ "$new_version" == "$old_version" ]]; then
+    echo "Up to date"
+    exit 0
+fi
+
+update-source-version unityhub "$new_version"