tv.users: init

modules/tv/users/default.nix

@@ -0,0 +1,67 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.tv.users;
+
+  opts = {
+    enable = mkOption {
+      default = true;
+      type = types.bool;
+      description = ''
+        If set to false, TODO...
+      '';
+    };
+
+    packages = mkOption {
+      default = [];
+      #example = literalExample "[ pkgs.firefox pkgs.thunderbird ]";
+      type = with types; listOf path;
+      description = ''
+        TODO this description is for environment.systemPackages
+        The set of packages that appear in
+        /run/current-system/sw.  These packages are
+        automatically available to all users, and are
+        automatically updated every time you rebuild the system
+        configuration.  (The latter is the main difference with
+        installing them in the default profile,
+        <filename>/nix/var/nix/profiles/default</filename>.
+      '';
+    };
+  };
+in
+
+{
+  options.tv.users = mkOption {
+    default = {};
+    type = with types; attrsOf optionSet;
+    options = [ opts ];
+    description = ''
+      TODO
+    '';
+  };
+
+  config = {
+    system.activationScripts."tv.users" =
+      let
+        bindir = name: packages:
+          pkgs.symlinkJoin "${name}-bindir" (map (path: path + "/" + "bin") packages);
+      in
+      ''
+      mkdir -m 0755 -p /run/tv.users
+      # TODO delete old
+      # TODO detect collisions
+      # TODO don't link .xxx-wrapped
+      ${concatStrings (mapAttrsToList (name: { packages, ... }: ''
+        mkdir -m 0755 -p /run/tv.users/${name}
+        ln -snf ${bindir name packages} /run/tv.users/${name}/bin
+      '') cfg)}
+    '';
+    environment.shellInit = ''
+      # XXX lower precedence than ~/bin
+      PATH=/run/tv.users/$LOGNAME/bin:$PATH
+      export PATH
+    '';
+  };
+}