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#!/usr/bin/env perl
# this script is generally responsible for all html postprocessing
use v5.39;
use utf8;
use autodie;
use Mojo::DOM;
use File::Basename;
use open qw( :std :encoding(UTF-8) );
my $template = do {
local $/;
open my $fh, '<', 'template.html';
<$fh>;
};
my $dom = Mojo::DOM->new($template);
my $content = `lowdown --html-no-head-ids $ARGV[0]`;
# inject content @ <article>
$dom->at('article')->content($content);
# replace <title> with the contents of the first <h1>
my $title_dom = $dom->at('h1');
$dom->at('title')->content($title_dom->text) if ($title_dom);
# makes the up button go up a directory
my $parent = dirname $ARGV[0];
$parent =~ s/^(?:.+?)(\/.*)/$1/;
$parent = dirname $parent if (basename($ARGV[0]) eq 'index.md' or $parent eq 'src');
$dom->at('#go-up')->attr(href => $parent);
# give title the same contents as alt if it exists
for my $img ($dom->find('img')->each) {
my $alt = $img->attr('alt');
$img->attr(title => $alt) if ($alt);
}
say "$dom";
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