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separate DOM mapping and generic templating

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the templates collection will soon only be there for reusable snippets,
while the HTML representation of document types will be attached to
those types directly.
This commit is contained in:
Valentin Gagarin 2024-11-13 15:24:41 +01:00 committed by Valentin Gagarin
parent 5ee1c8b006
commit 4aeb9579d6
6 changed files with 83 additions and 69 deletions
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73
website/presentation/default.nix
View file

@ -37,47 +37,38 @@ in
type = recursiveAttrs (with types; functionTo (functionTo str));
};
config.templates.html =
let
commonmark = name: markdown: pkgs.runCommand "${name}.html"
{
buildInputs = [ pkgs.cmark ];
} ''
cmark ${builtins.toFile "${name}.md" markdown} > $out
config.templates.html = {
markdown = name: text:
let
commonmark = pkgs.runCommand "${name}.html"
{
buildInputs = [ pkgs.cmark ];
} ''
cmark ${builtins.toFile "${name}.md" text} > $out
'';
in
builtins.readFile commonmark;
nav = menu: page:
let
render-item = item:
if item ? menu then ''
<li>${item.menu.label}
${lib.indent " " (item.menu.outputs.html page)}
</li>
''
else if item ? page then ''<li><a href="${page.link item.page}">${item.page.title}</a></li>''
else ''<li><a href="${item.link.url}">${item.link.label}</a></li>''
;
in
''
<nav>
<ul>
${with lib; indent " " (join "\n" (map render-item menu.items))}
</ul>
</nav>
'';
in
{
nav = lib.mkDefault templates.nav;
page = lib.mkDefault (config: page: render-html {
html = {
head = {
title.text = page.title;
meta.description = page.description;
link.canonical = lib.head page.locations;
};
body.content = [
(config.menus.main.outputs.html page)
{ section.heading.content = page.title; }
(builtins.readFile (commonmark page.name page.body))
];
};
});
article = lib.mkDefault (config: page: render-html {
html = {
head = {
title.text = page.title;
meta.description = page.description;
meta.authors = if lib.isList page.author then page.author else [ page.author ];
link.canonical = lib.head page.locations;
};
body.content = [
(config.menus.main.outputs.html page)
{ section.heading.content = page.title; }
(builtins.readFile (commonmark page.name page.body))
];
};
});
};
};
options.files = mkOption {
description = ''
@ -86,6 +77,8 @@ in
By default, all elements in `option`{pages} are converted to files using their template or the default template.
Add more files to the output by assigning to this attribute set.
'';
# TODO: this should be attrsOf string-coercible instead.
# we can convert this to file at the very end.
type = with types; attrsOf path;
};

22
website/presentation/templates.nix
View file

@ -1,22 +0,0 @@
{ lib }:
rec {
nav = menu: page:
let
render-item = item:
if item ? menu then ''
<li>${item.menu.label}
${lib.indent " " (item.menu.outputs.html page)}
</li>
''
else if item ? page then ''<li><a href="${page.link item.page}">${item.page.title}</a></li>''
else ''<li><a href="${item.link.url}">${item.link.label}</a></li>''
;
in
''
<nav>
<ul>
${with lib; indent " " (join "\n" (map render-item menu.menu.items))}
</ul>
</nav>
'';
}

24
website/structure/article.nix
View file

@ -5,6 +5,14 @@ let
types
;
cfg = config;
render-html = document:
let
eval = lib.evalModules {
class = "DOM";
modules = [ document (import ../presentation/dom.nix) ];
};
in
toString eval.config;
in
{
content-types.article = { config, collection, ... }: {
@ -27,6 +35,20 @@ in
};
};
config.name = lib.slug config.title;
config.outputs.html = lib.mkForce (cfg.templates.html.article cfg config);
config.outputs.html = lib.mkForce (render-html {
html = {
head = {
title.text = config.title;
meta.description = config.description;
meta.authors = if lib.isList config.author then config.author else [ config.author ];
link.canonical = lib.head config.locations;
};
body.content = [
(cfg.menus.main.outputs.html config)
{ section.heading.content = config.title; }
(cfg.templates.html.markdown config.name config.body)
];
};
});
};
}

8
website/structure/document.nix
View file

@ -45,13 +45,13 @@ in
# names is soft.
default = target: with lib; "${relativePath (head config.locations) (head target.locations)}.html";
};
outputs = mkOption {
# TODO: figure out how to make this overridable at any granularity.
# it should be possible with the DOM module now.
outputs.html = mkOption {
# TODO: make this of type DOM and convert to string at the output.
# the output aggregator then only needs something string-coercible
description = ''
Representations of the document in different formats
'';
type = with types; attrsOf str;
type = with types; str;
};
};
};

2
website/structure/navigation.nix
View file

@ -56,7 +56,7 @@ in
It must be a function that takes the page on which the navigation is to be shown, such that relative links get computed correctly.
'';
type = with types; attrsOf (functionTo str);
default.html = cfg.templates.html.nav { menu = config; };
default.html = cfg.templates.html.nav config;
};
};
};

23
website/structure/page.nix
View file

@ -5,6 +5,14 @@ let
types
;
cfg = config;
render-html = document:
let
eval = lib.evalModules {
class = "DOM";
modules = [ document (import ../presentation/dom.nix) ];
};
in
toString eval.config;
in
{
content-types.page = { name, config, ... }: {
@ -34,6 +42,19 @@ in
type = types.str;
};
};
config.outputs.html = cfg.templates.html.page cfg config;
config.outputs.html = render-html {
html = {
head = {
title.text = config.title;
meta.description = config.description;
link.canonical = lib.head config.locations;
};
body.content = [
(cfg.menus.main.outputs.html config)
{ section.heading.content = config.title; }
(cfg.templates.html.markdown config.name config.body)
];
};
};
};
}