72 lines
2.2 KiB
Nix
72 lines
2.2 KiB
Nix
# Assembles the website index and configures an nginx instance to
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# serve it.
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#
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# The website is made up of a simple header&footer and content
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# elements for things such as blog posts and projects.
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#
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# Content for the blog is in //web/blog instead of here.
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{ depot, lib, ... }:
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with depot;
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with nix.yants;
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let
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inherit (builtins) readFile replaceStrings sort;
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inherit (third_party) writeFile runCommandNoCC;
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# The different types of entries on the homepage.
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entryClass = enum "entryClass" [ "blog" "project" "misc" ];
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# The definition of a single entry.
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entry = struct "entry" {
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class = entryClass;
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title = string;
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url = string;
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date = int; # epoch
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description = option string;
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};
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escape = replaceStrings [ "<" ">" "&" "'" ] [ "<" ">" "&" "'" ];
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postToEntry = defun [ web.blog.post entry ] (post: {
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class = "blog";
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title = post.title;
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url = "/blog/${post.key}";
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date = post.date;
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});
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formatDate = defun [ int string ] (date: readFile (runCommandNoCC "date" {} ''
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date --date='@${toString date}' '+%Y-%m-%d' > $out
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''));
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formatEntryDate = defun [ entry string ] (entry: entryClass.match entry.class {
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blog = "Blog post from ${formatDate entry.date}";
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project = "Project from ${formatDate entry.date}";
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misc = "Posted on ${formatDate entry.date}";
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});
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entryToDiv = defun [ entry string ] (entry: ''
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<a href="${entry.url}" class="entry ${entry.class}">
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<div>
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<p class="entry-title">${escape entry.title}</p>
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${
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lib.optionalString ((entry ? description) && (entry.description != null))
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"<p class=\"entry-description\">${escape entry.description}</p>"
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}
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<p class="entry-date">${formatEntryDate entry}</p>
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</div>
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</a>
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'');
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index = entries: third_party.writeText "index.html" (lib.concatStrings (
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[ (builtins.readFile ./header.html) ]
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++ (map entryToDiv (sort (a: b: a.date > b.date) entries))
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++ [ (builtins.readFile ./footer.html) ]
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));
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homepage = index ((map postToEntry web.blog.posts) ++ (import ./entries.nix));
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in runCommandNoCC "website" {} ''
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mkdir $out
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cp ${homepage} $out/index.html
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cp -r ${./static} $out/static
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''
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