user/dev discussion of public-inbox itself
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604490ef2ee3d7d3219369faef060fd209e48c54 blob 3724 bytes (raw)

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#!/usr/bin/env perl
# Copyright (C) 2014-2021 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# Stupid script to make HTML from preformatted, utf-8 text versions,
# only generating links for http(s).  Markdown does too much
# and requires indentation to output preformatted text.
use strict;
use warnings;
use PublicInbox::Linkify;
use PublicInbox::Hval qw(ascii_html);
my %xurls;
for (qw[lei(1)
	lei-add-external(1)
	lei-config(1)
	lei-daemon-kill(1)
	lei-daemon-pid(1)
	lei-forget-external(1)
	lei-init(1)
	lei-ls-external(1)
	lei-overview(7)
	lei-q(1)
	public-inbox.cgi(1)
	public-inbox-compact(1)
	public-inbox-config(5)
	public-inbox-convert(1)
	public-inbox-daemon(8)
	public-inbox-edit(1)
	public-inbox-httpd(1)
	public-inbox-imapd(1)
	public-inbox-index(1)
	public-inbox-init(1)
	public-inbox-learn(1)
	public-inbox-mda(1)
	public-inbox-nntpd(1)
	public-inbox-overview(7)
	public-inbox-purge(1)
	public-inbox-v1-format(5)
	public-inbox-v2-format(5)
	public-inbox-watch(1)
	public-inbox-xcpdb(1)
]) {
	my ($n) = (/([\w\-\.]+)/);
	$xurls{$_} = "$n.html";
	$xurls{$n} = "$n.html";
}

for (qw[copydatabase(1) xapian-compact(1)]) {
	my ($n) = (/([\w\-\.]+)/);
	$xurls{$_} = ".$n.1.html"
}

for (qw[make(1) flock(2) setrlimit(2) vfork(2) tmpfs(5)]) {
	my ($n, $s) = (/([\w\-]+)\((\d)\)/);
	$xurls{$_} = "http://www.man7.org/linux/man-pages/man$s/$n.$s.html";
}

for (qw[git(1)
	git-am(1)
	git-apply(1)
	git-config(1)
	git-credential(1)
	git-daemon(1)
	git-fast-import(1)
	git-fetch(1)
	git-filter-branch(1)
	git-format-patch(1)
	git-gc(1)
	git-http-backend(1)
	git-imap-send(1)
	git-init(1)
	git-send-email(1)
	gitrepository-layout(5)
]) {
	my ($n) = (/([\w\-\.]+)/);
	$xurls{$_} = "https://kernel.org/pub/software/scm/git/docs/$n.html"
}

for (qw[
	sd_listen_fds(3)
	systemd(1)
	systemd.unit(5)
	systemd.socket(5)
]) {
	my ($n) = (/([\w\-\.]+)/);
	$xurls{$_} = "https://www.freedesktop.org/software/systemd/man/$n.html";
}

$xurls{'netrc(5)'} = 'https://manpages.debian.org/stable/ftp/netrc.5.en.html';
$xurls{'mbsync(1)'} =
	'https://manpages.debian.org/stable/isync/mbsync.1.en.html';
$xurls{'offlineimap(1)'} =
	'https://manpages.debian.org/stable/offlineimap/offlineimap.1.en.html';
$xurls{'spamc(1)'} =
	'https://spamassassin.apache.org/full/3.4.x/doc/spamc.html';
$xurls{'grok-pull'} =
	'https://git.kernel.org/pub/scm/utils/grokmirror/grokmirror.git' .
	'/tree/man/grok-pull.1.rst';
$xurls{'git-filter-repo(1)'} = 'https://github.com/newren/git-filter-repo'.
			'/blob/master/Documentation/git-filter-repo.txt';
$xurls{'ssoma(1)'} = 'https://ssoma.public-inbox.org/ssoma.txt';
$xurls{'cgitrc(5)'} = 'https://git.zx2c4.com/cgit/tree/cgitrc.5.txt';
$xurls{'prove(1)'} = 'https://perldoc.perl.org/prove.html';

my $str = do { local $/; <STDIN> };
my ($title) = ($str =~ /\A([^\n]+)/);
if ($str =~ /^NAME\n\s+([^\n]+)/sm) {
	# don't link to ourselves
	$title = $1;
	if ($title =~ /([\w\.\-]+)/) {
		delete $xurls{$1};
	}
}
$title = ascii_html($title);
my $l = PublicInbox::Linkify->new;
$str = $l->linkify_1($str);
$str = ascii_html($str);

# longest matches, first
my @keys = sort { length($b) <=> length($a) } keys %xurls;
my $xkeys = join('|', map { quotemeta } @keys);
$str =~ s,(?<![>\w_])($xkeys)(?!(?:[\w<\-]|\.html)),
	qq(<a\nhref=").$xurls{$1}.qq(">$1).($2//'').'</a>',sge;

$str = $l->linkify_2($str);

print '<html><head>',
  qq(<meta\nhttp-equiv="Content-Type"\ncontent="text/html; charset=utf-8"\n/>),
  "<title>$title</title>",
  "</head><body><pre>",  $str , '</pre></body></html>';
STDOUT->flush;

# keep mtime on website consistent so clients can cache
if (-f STDIN && -f STDOUT) {
	my @st = stat(STDIN);
	utime($st[8], $st[9], \*STDOUT);
}
debug log:

solving 604490ef ...
found 604490ef in public-inbox.git.git

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	https://80x24.org/public-inbox.git

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