tvl-depot/users/aspen/web/orgExportHTML.nix
sterni 8b9e4badf0 refactor(aspen/orgExportHTML): use default emacs
In r/4000, I switched orgExportHTML to Emacs 28 (which bundles org by
default) when nixpkgs defaulted to Emacs 27. Since nixpkgs now uses
Emacs 29 by default, this is no longer necessary.

Change-Id: I6d700e8508be77a1b9866557403a5a4ecaa005f7
Reviewed-on: https://cl.tvl.fyi/c/depot/+/12569
Tested-by: BuildkiteCI
Autosubmit: sterni <sternenseemann@systemli.org>
Reviewed-by: aspen <root@gws.fyi>
2024-12-23 23:12:32 +00:00

61 lines
1.3 KiB
Nix

{ pkgs, depot, ... }:
with pkgs;
with lib;
opts:
let
src = if isAttrs opts then opts.src else opts;
headline = if isAttrs opts then opts.headline else null;
bn = builtins.baseNameOf src;
filename = elemAt (splitString "." bn) 0;
outName =
if isNull headline
then
let
bn = builtins.baseNameOf src;
filename = elemAt (splitString "." bn) 0;
in
if depot.nix.utils.isDirectory src
then filename
else filename + ".html"
else "${filename}-${replaceStrings [" "] ["-"] filename}.html";
escapeDoubleQuotes = replaceStrings [ "\"" ] [ "\\\"" ];
navToHeadline = optionalString (! isNull headline) ''
(search-forward "${escapeDoubleQuotes headline}")
(org-narrow-to-subtree)
'';
in
runCommand outName { inherit src; } ''
buildFile() {
cp "$1" file.org
${pkgs.emacs}/bin/emacs --batch \
--load ${./config.el} \
--visit file.org \
--eval "(progn
${escapeDoubleQuotes navToHeadline}
(org-html-export-to-html))" \
--kill
rm file.org
substitute file.html "$2" \
--replace-quiet '<title>&lrm;</title>' ""
rm file.html
}
if [ -d $src ]; then
for file in $src/*; do
result=''${file/$src/$out}
mkdir -p $(dirname $result)
buildFile $file ''${result/.org/.html}
done
else
buildFile $src $out
fi
''