nixpkgs/doc/default.nix

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{ pkgs ? (import ./.. { }), nixpkgs ? { }}:
let
inherit (pkgs) lib;
inherit (lib) hasPrefix removePrefix;
lib-docs = import ./doc-support/lib-function-docs.nix {
inherit pkgs nixpkgs;
libsets = [
{ name = "asserts"; description = "assertion functions"; }
{ name = "attrsets"; description = "attribute set functions"; }
{ name = "strings"; description = "string manipulation functions"; }
{ name = "versions"; description = "version string functions"; }
{ name = "trivial"; description = "miscellaneous functions"; }
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{ name = "fixedPoints"; baseName = "fixed-points"; description = "explicit recursion functions"; }
{ name = "lists"; description = "list manipulation functions"; }
{ name = "debug"; description = "debugging functions"; }
{ name = "options"; description = "NixOS / nixpkgs option handling"; }
{ name = "path"; description = "path functions"; }
{ name = "filesystem"; description = "filesystem functions"; }
{ name = "sources"; description = "source filtering functions"; }
{ name = "cli"; description = "command-line serialization functions"; }
];
};
epub = pkgs.runCommand "manual.epub" {
nativeBuildInputs = with pkgs; [ libxslt zip ];
epub = ''
<book xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
version="5.0"
xml:id="nixpkgs-manual">
<info>
<title>Nixpkgs Manual</title>
<subtitle>Version ${pkgs.lib.version}</subtitle>
</info>
<chapter>
<title>Temporarily unavailable</title>
<para>
The Nixpkgs manual is currently not available in EPUB format,
please use the <link xlink:href="https://nixos.org/nixpkgs/manual">HTML manual</link>
instead.
</para>
<para>
If you've used the EPUB manual in the past and it has been useful to you, please
<link xlink:href="https://github.com/NixOS/nixpkgs/issues/237234">let us know</link>.
</para>
</chapter>
</book>
'';
passAsFile = [ "epub" ];
} ''
mkdir scratch
xsltproc \
--param chapter.autolabel 0 \
--nonet \
--output scratch/ \
${pkgs.docbook_xsl_ns}/xml/xsl/docbook/epub/docbook.xsl \
$epubPath
echo "application/epub+zip" > mimetype
zip -0Xq "$out" mimetype
cd scratch && zip -Xr9D "$out" *
'';
# NB: This file describes the Nixpkgs manual, which happens to use module
# docs infra originally developed for NixOS.
optionsDoc = pkgs.nixosOptionsDoc {
inherit (pkgs.lib.evalModules {
modules = [ ../pkgs/top-level/config.nix ];
class = "nixpkgsConfig";
}) options;
documentType = "none";
transformOptions = opt:
opt // {
declarations =
map
(decl:
if hasPrefix (toString ../..) (toString decl)
then
let subpath = removePrefix "/" (removePrefix (toString ../.) (toString decl));
in { url = "https://github.com/NixOS/nixpkgs/blob/master/${subpath}"; name = subpath; }
else decl)
opt.declarations;
};
};
in pkgs.stdenv.mkDerivation {
name = "nixpkgs-manual";
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nativeBuildInputs = with pkgs; [
nixos-render-docs
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];
src = ./.;
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postPatch = ''
ln -s ${optionsDoc.optionsJSON}/share/doc/nixos/options.json ./config-options.json
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'';
buildPhase = ''
cat \
./functions/library.md.in \
${lib-docs}/index.md \
> ./functions/library.md
substitute ./manual.md.in ./manual.md \
--replace '@MANUAL_VERSION@' '${pkgs.lib.version}'
mkdir -p out/media
mkdir -p out/highlightjs
cp -t out/highlightjs \
${pkgs.documentation-highlighter}/highlight.pack.js \
${pkgs.documentation-highlighter}/LICENSE \
${pkgs.documentation-highlighter}/mono-blue.css \
${pkgs.documentation-highlighter}/loader.js
cp -t out ./overrides.css ./style.css
nixos-render-docs manual html \
--manpage-urls ./manpage-urls.json \
--revision ${pkgs.lib.trivial.revisionWithDefault (pkgs.rev or "master")} \
--stylesheet style.css \
--stylesheet overrides.css \
--stylesheet highlightjs/mono-blue.css \
--script ./highlightjs/highlight.pack.js \
--script ./highlightjs/loader.js \
--toc-depth 1 \
--section-toc-depth 1 \
manual.md \
out/index.html
'';
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installPhase = ''
dest="$out/share/doc/nixpkgs"
mkdir -p "$(dirname "$dest")"
mv out "$dest"
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mv "$dest/index.html" "$dest/manual.html"
cp ${epub} "$dest/nixpkgs-manual.epub"
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mkdir -p $out/nix-support/
echo "doc manual $dest manual.html" >> $out/nix-support/hydra-build-products
echo "doc manual $dest nixpkgs-manual.epub" >> $out/nix-support/hydra-build-products
'';
}