feat: cleanup

modules/nixos/xdg/forced-compliance.nix

@@ -0,0 +1,107 @@
+{
+  config,
+  lib,
+  username,
+  ...
+}:
+let
+  cfg = config.xdg.forced-compliance;
+  itgr = cfg.integrations;
+  homeConfig = config.home-manager.users.${username};
+  xdgConfig = homeConfig.xdg;
+  mkIntegrationOption =
+    name:
+    lib.mkOption {
+      default = true;
+      example = false;
+      description = "Whether to enable ${name} integration.";
+      type = lib.types.bool;
+    };
+in
+{
+  options.xdg.forced-compliance = {
+    enable = lib.mkEnableOption ''
+      a best-effort attempt to get everything to comply with the xdg spec.
+      Has a chance of breaking some programs with hard-coded paths
+    '';
+    integrations = {
+      android = mkIntegrationOption "android";
+      bash = mkIntegrationOption "bash";
+      cargo = mkIntegrationOption "cargo";
+      cuda = mkIntegrationOption "cuda";
+      docker = mkIntegrationOption "docker";
+      dvdcss = mkIntegrationOption "dvdcss";
+      gpg = mkIntegrationOption "gpg";
+      gradle = mkIntegrationOption "gradle";
+      gtk2 = mkIntegrationOption "gtk2";
+      ionic-cli = mkIntegrationOption "ionic-cli";
+      java = mkIntegrationOption "java"; # some apps just won't respect this
+      # TODO: `.mozilla` (unsupported)
+      nix = mkIntegrationOption "nix";
+      npm = mkIntegrationOption "npm";
+      # TODO: `.icons`
+      # https://github.com/nix-community/home-manager/blob/bfa7c06436771e3a0c666ccc6ee01e815d4c33aa/modules/config/home-cursor.nix#L153
+      # deliberately blocked by home manager :(
+      # TODO: `.pki`
+      # Technically this is supporte out of the box, but some programs just
+      # create it out of nowhere https://bugzilla.mozilla.org/show_bug.cgi?id=818686#c11
+      python = mkIntegrationOption "python";
+      # TODO: `.ssh` (unsupported)
+      # TODO: `steam` (unsupported)
+      wget = mkIntegrationOption "wget";
+      wine = mkIntegrationOption "wine";
+      xcompose = mkIntegrationOption "xcompose";
+      zsh = mkIntegrationOption "zsh";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    nix.extraOptions = ''
+      use-xdg-base-directories = true
+    '';
+
+    environment.etc."zshenv".text = lib.mkIf itgr.zsh ''
+      source ${xdgConfig.configHome}/zsh/.zshenv
+    '';
+
+    home-manager.users.${username} = {
+      xdg = {
+        enable = true;
+        userDirs.enable = true;
+        configFile.wgetrc.text = lib.mkIf itgr.wget ''
+          hsts-file="${xdgConfig.cacheHome}/wget-hsts"
+        '';
+      };
+
+      home.sessionVariables = {
+        _JAVA_OPTGRADLE_USER_HOMEIONS = lib.mkIf itgr.java ''-Djava.util.prefs.userRoot="${xdgConfig.configHome}"/java'';
+        ANDROID_USER_HOME = lib.mkIf itgr.android "${xdgConfig.dataHome}/android";
+        CARGO_HOME = lib.mkIf itgr.cargo "${xdgConfig.dataHome}/cargo";
+        CUDA_CACHE_PATH = lib.mkIf itgr.cuda "${xdgConfig.cacheHome}/cuda";
+        DOCKER_CONFIG = lib.mkIf itgr.docker "${xdgConfig.configHome}/docker";
+        DVDCSS_CACHE = lib.mkIf itgr.dvdcss "${xdgConfig.cacheHome}/dvdcss";
+        GRADLE_USER_HOME = lib.mkIf itgr.gradle "${xdgConfig.configHome}/gradle";
+        NPM_CONFIG_CACHE = lib.mkIf itgr.npm "${xdgConfig.cacheHome}/npm";
+        NPM_CONFIG_TMP = lib.mkIf itgr.npm "${xdgConfig.stateHome}/npm";
+        NPM_CONFIG_USERCONFIG = lib.mkIf itgr.npm "${xdgConfig.configHome}/npm/config";
+        PYTHON_HISTORY = lib.mkIf itgr.python "${xdgConfig.stateHome}/python/history";
+        PYTHONCACHEPREFIX = lib.mkIf itgr.python "${xdgConfig.cacheHome}/python";
+        PYTHONUSERBASE = lib.mkIf itgr.python "${xdgConfig.dataHome}/python";
+        WGETRC = lib.mkIf itgr.wget "${xdgConfig.configHome}/wgetrc";
+        WINEPREFIX = lib.mkIf itgr.wine "${xdgConfig.dataHome}/wine";
+        XCOMPOSECACHE = lib.mkIf itgr.xcompose "${xdgConfig.cacheHome}/X11/xcompose";
+        XCOMPOSEFILE = lib.mkIf itgr.xcompose "${xdgConfig.configHome}/X11/xcompose";
+      };
+      home.file.".zshenv".enable = false;
+      gtk.gtk2.configLocation = lib.mkIf itgr.gtk2 "${xdgConfig.configHome}/gtk-2.0/gtkrc";
+      programs = {
+        gpg.homedir = lib.mkIf itgr.gpg "${xdgConfig.configHome}/gnupg";
+        bash.historyFile = lib.mkIf itgr.bash "${xdgConfig.stateHome}/bash/history";
+        zsh = lib.mkIf itgr.zsh {
+          dotDir = ".config/zsh";
+          history.path = "${xdgConfig.stateHome}/zsh/history";
+        };
+      };
+    };
+  };
+}