update ubuntu environment for XDG_DATA_DIR

dot_pam_environment.tmpl

@@ -29,7 +29,17 @@ NODE_PATH   DEFAULT="@{HOME}/.node"
 
 PATH   DEFAULT="{{- if joinPath .chezmoi.homeDir ".bin" | lstat -}}@{HOME}/.bin:{{- end -}}{{- if joinPath .chezmoi.homeDir ".local/bin" | lstat -}}@{HOME}/.local/bin:{{- end -}}{{- if joinPath .chezmoi.homeDir ".cabal/bin" | lstat -}}@{HOME}/.cabal/bin:{{- end -}}{{- if joinPath .chezmoi.homeDir ".cargo/bin" | lstat -}}@{HOME}/.cargo/bin:{{- end -}}{{- if joinPath .chezmoi.homeDir ".go/bin" | lstat -}}@{HOME}/.go/bin:{{- end -}}{{- if joinPath .chezmoi.homeDir ".nix-profile/bin" | lstat -}}@{HOME}/.nix-profile/bin:{{- end -}}{{- if joinPath .chezmoi.homeDir ".local/state/nix/profiles/home-manager/bin" | lstat -}}@{HOME}/.local/state/nix/profiles/home-manager/bin:{{- end -}}{{- if joinPath "/etc/profiles/per-user" .chezmoi.username "bin" | lstat -}}/etc/profiles/per-user/@{PAM_USER}/bin:{{- end -}}{{- if lstat "/nix/var/nix/profiles/default/bin" -}}/nix/var/nix/profiles/default/bin:{{- end -}}{{- if lstat "/run/wrappers/bin" -}}/run/wrappers/bin:{{- end -}}{{- if lstat "/run/current-system/sw/bin" -}}/run/current-system/sw/bin:{{- end -}}/usr/local/bin:${PATH}"
 
-# https://wiki.nixos.org/wiki/Locales
 {{ if and (lstat "/nix") (eq .chezmoi.os "linux") (not (lstat "/etc/nixos")) (lstat "/usr/lib/locale/locale-archive") }}
+# https://wiki.nixos.org/wiki/Locales
 LOCALE_ARCHIVE   DEFAULT="/usr/lib/locale/locale-archive"
 {{ end }}
+
+{{ if and (lstat "/nix") (eq .chezmoi.os "linux") (not (lstat "/etc/nixos")) (joinPath .chezmoi.homeDir ".nix-profile/share" | lstat) }}
+# https://github.com/nix-community/home-manager/issues/4922
+XDG_DATA_DIRS		DEFAULT=@{HOME}/.nix-profile/share
+{{ end }}
+
+{{ if and (lstat "/nix") (eq .chezmoi.os "linux") (not (lstat "/etc/nixos")) (joinPath .chezmoi.homeDir ".nix-profile/share/xdg-desktop-portal/portals" | lstat) }}
+# https://github.com/nix-community/home-manager/issues/4922
+NIX_XDG_DESKTOP_PORTAL_DIR		DEFAULT=@{HOME}/.nix-profile/share/xdg-desktop-portal/portals
+{{ end }}