Merge pull request #138428 from bobby285271/pantheon-tweaks

pantheon-tweaks: init at 1.0.1

nixos/doc/manual/from_md/release-notes/rl-2111.section.xml

···
           <link linkend="opt-services.touchegg.enable">services.touchegg</link>.
         </para>
       </listitem>
+      <listitem>
+        <para>
+          <link xlink:href="https://github.com/pantheon-tweaks/pantheon-tweaks">pantheon-tweaks</link>,
+          an unofficial system settings panel for Pantheon. Available as
+          <link linkend="opt-programs.pantheon-tweaks.enable">programs.pantheon-tweaks</link>.
+        </para>
+      </listitem>
     </itemizedlist>
   </section>
   <section xml:id="sec-release-21.11-incompatibilities">

nixos/doc/manual/release-notes/rl-2111.section.md

···
 
 - [touchegg](https://github.com/JoseExposito/touchegg), a multi-touch gesture recognizer. Available as [services.touchegg](#opt-services.touchegg.enable).
 
+- [pantheon-tweaks](https://github.com/pantheon-tweaks/pantheon-tweaks), an unofficial system settings panel for Pantheon. Available as [programs.pantheon-tweaks](#opt-programs.pantheon-tweaks.enable).
+
 ## Backward Incompatibilities {#sec-release-21.11-incompatibilities}
 
 - The `security.wrappers` option now requires to always specify an owner, group and whether the setuid/setgid bit should be set.

nixos/modules/module-list.nix

···
   ./programs/npm.nix
   ./programs/noisetorch.nix
   ./programs/oblogout.nix
+  ./programs/pantheon-tweaks.nix
   ./programs/partition-manager.nix
   ./programs/plotinus.nix
   ./programs/proxychains.nix

nixos/modules/programs/pantheon-tweaks.nix

···
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  meta = {
+    maintainers = teams.pantheon.members;
+  };
+
+  ###### interface
+  options = {
+    programs.pantheon-tweaks.enable = mkEnableOption "Pantheon Tweaks, an unofficial system settings panel for Pantheon";
+  };
+
+  ###### implementation
+  config = mkIf config.programs.pantheon-tweaks.enable {
+    services.xserver.desktopManager.pantheon.extraSwitchboardPlugs = [ pkgs.pantheon-tweaks ];
+  };
+}

pkgs/applications/system/pantheon-tweaks/default.nix

···
+{ lib
+, stdenv
+, fetchFromGitHub
+, nix-update-script
+, meson
+, ninja
+, pkg-config
+, python3
+, vala
+, gtk3
+, libgee
+, pantheon
+}:
+
+stdenv.mkDerivation rec {
+  pname = "pantheon-tweaks";
+  version = "1.0.1";
+
+  src = fetchFromGitHub {
+    owner = "pantheon-tweaks";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-tAfDxX/RD7pO5PN/LaZ92Cj/iZtBI/EHb0+pORfYnPM=";
+  };
+
+  patches = [
+    ./fix-paths.patch
+  ];
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    python3
+    vala
+  ];
+
+  buildInputs = [
+    gtk3
+    libgee
+    pantheon.granite
+    pantheon.switchboard
+  ];
+
+  postPatch = ''
+    chmod +x meson/post_install.py
+    patchShebangs meson/post_install.py
+  '';
+
+  passthru = {
+    updateScript = nix-update-script {
+      attrPath = pname;
+    };
+  };
+
+  meta = with lib; {
+    description = "Unofficial system settings panel for Pantheon";
+    longDescription = ''
+      Unofficial system settings panel for Pantheon
+      that lets you easily and safely customise your desktop's appearance.
+      Use programs.pantheon-tweaks.enable to add this to your switchboard.
+    '';
+    homepage = "https://github.com/pantheon-tweaks/pantheon-tweaks";
+    license = licenses.gpl3Plus;
+    platforms = platforms.linux;
+    maintainers = teams.pantheon.members;
+  };
+}

pkgs/applications/system/pantheon-tweaks/fix-paths.patch

···
+diff --git a/src/Settings/ThemeSettings.vala b/src/Settings/ThemeSettings.vala
+index 589121b..8e9c81e 100644
+--- a/src/Settings/ThemeSettings.vala
++++ b/src/Settings/ThemeSettings.vala
+@@ -29,7 +29,7 @@ public class PantheonTweaks.ThemeSettings {
+         var themes = new Gee.ArrayList<string> ();
+ 
+         string[] dirs = {
+-            "/usr/share/" + path + "/",
++            "/run/current-system/sw/share/" + path + "/",
+             Environment.get_home_dir () + "/." + path + "/",
+             Environment.get_home_dir () + "/.local/share/" + path + "/"};
+ 

pkgs/top-level/all-packages.nix

···
 
   pamtester = callPackage ../tools/security/pamtester { };
 
+  pantheon-tweaks = callPackage ../applications/system/pantheon-tweaks { };
+
   paperless-ng = callPackage ../applications/office/paperless-ng { };
 
   paperwork = callPackage ../applications/office/paperwork/paperwork-gtk.nix { };