nixos/dconf: refractor

remove `with lib;`
profiles option now accepts packages in addition to paths.
profiles option is no longer internal.
cfgDir definition has been inlined.
pulled GIO_EXTRA_MODULES inside mkif.
removed pointless comments with section headings.
defined profiles are now turned into package, allowing to simplify the db update logic.
This commit is contained in:
linsui 2023-06-14 16:22:17 +08:00 committed by linsui
parent da614d98e9
commit cce75fa51e

View File

@ -1,55 +1,50 @@
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.dconf;
cfgDir = pkgs.symlinkJoin {
name = "dconf-system-config";
paths = map (x: "${x}/etc/dconf") cfg.packages;
postBuild = ''
mkdir -p $out/profile
mkdir -p $out/db
'' + (
concatStringsSep "\n" (
mapAttrsToList (
name: path: ''
ln -s ${path} $out/profile/${name}
''
) cfg.profiles
)
) + ''
${pkgs.dconf}/bin/dconf update $out/db
# Generate dconf profile
mkDconfProfile = name: value:
pkgs.runCommand "dconf-profile" { } ''
mkdir -p $out/etc/dconf/profile/
cp ${value} $out/etc/dconf/profile/${name}
'';
};
in
{
###### interface
options = {
programs.dconf = {
enable = mkEnableOption (lib.mdDoc "dconf");
enable = lib.mkEnableOption (lib.mdDoc "dconf");
profiles = mkOption {
type = types.attrsOf types.path;
default = {};
description = lib.mdDoc "Set of dconf profile files, installed at {file}`/etc/dconf/profiles/«name»`.";
internal = true;
profiles = lib.mkOption {
type = with lib.types; attrsOf (oneOf [
path
package
]);
description = lib.mdDoc "Attrset of dconf profiles.";
};
packages = mkOption {
type = types.listOf types.package;
default = [];
packages = lib.mkOption {
type = lib.types.listOf lib.types.package;
default = [ ];
description = lib.mdDoc "A list of packages which provide dconf profiles and databases in {file}`/etc/dconf`.";
};
};
};
###### implementation
config = lib.mkIf (cfg.profiles != { } || cfg.enable) {
programs.dconf.packages = lib.mapAttrsToList mkDconfProfile cfg.profiles;
config = mkIf (cfg.profiles != {} || cfg.enable) {
environment.etc.dconf = mkIf (cfg.profiles != {} || cfg.packages != []) {
source = cfgDir;
environment.etc.dconf = lib.mkIf (cfg.packages != [ ]) {
source = pkgs.symlinkJoin {
name = "dconf-system-config";
paths = map (x: "${x}/etc/dconf") cfg.packages;
nativeBuildInputs = [ (lib.getBin pkgs.dconf) ];
postBuild = ''
if test -d $out/db; then
dconf update $out/db
fi
'';
};
};
services.dbus.packages = [ pkgs.dconf ];
@ -59,8 +54,9 @@ in
# For dconf executable
environment.systemPackages = [ pkgs.dconf ];
# Needed for unwrapped applications
environment.sessionVariables.GIO_EXTRA_MODULES = mkIf cfg.enable [ "${pkgs.dconf.lib}/lib/gio/modules" ];
environment.sessionVariables = lib.mkIf cfg.enable {
# Needed for unwrapped applications
GIO_EXTRA_MODULES = [ "${pkgs.dconf.lib}/lib/gio/modules" ];
};
};
}