#!/usr/bin/env perl
-# txt2pre --- convert my site's txt files to `pre'-based html
+# txt2pre --- convert my site's txt files to `pre'-based atom/rss/html
# Copyright (C) 2014-2021 all contributors <meta@public-inbox.org>
-# Copyright (c) 2021 Amin Bandali <bandali@gnu.org>
+# Copyright (c) 2021 bandali <bandali@gnu.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# wonderful public-inbox project, under AGPLv3+, with additions of
# my own.
+# Update (2021-11-01): this script isn't currently used for generating
+# my site's pages anymore; but kept for future reference.
+
use strict;
use warnings 'all';
use Getopt::Long;
-my $opt_lang = 'en';
-my $opt_index;
-GetOptions ('lang=s' => \$opt_lang,
- 'index' => \$opt_index)
+my $format = 'html';
+my $lang = 'en';
+my $index = '';
+my $header = '';
+my $footer = '';
+
+GetOptions ('format=s' => \$format,
+ 'lang=s' => \$lang,
+ 'index' => \$index,
+ 'header' => \$header,
+ 'footer' => \$footer)
or die("bad command line arguments\n");
+my $author =
+ $lang eq 'en' ? 'bandali'
+ : $lang eq 'fa' ? 'بندعلی'
+ : '';
+my $site_title =
+ $lang eq 'en' ? "${author}'s personal site"
+ : $lang eq 'fa' ? "سایت شخصی $author"
+ : '';
+my $site_desc =
+ $lang eq 'en' ? "notes and blog posts by $author"
+ : $lang eq 'fa' ? "نوشتهها و بلاگ پستهای $author"
+ : '';
+my $site_url =
+ ($lang eq 'en') ? 'https://bndl.org'
+ : ($lang eq 'fa') ? 'https://bndl.org/fa/'
+ : '';
+my $feed_id =
+ ($lang eq 'en') ? "tag:bndl.org,2020:notes.$format"
+ : ($lang eq 'fa') ? "tag:bndl.org,2020:fa/notes.$format"
+ : '';
+
my $link_re =
qr{([\('!])?\b((?:ftps?|https?|nntps?|imaps?|s?news|gopher)://
[\@:\w\.-]+(?:/
}
+my $out = '';
+
+# atom/rss feed header and footer
+if ($index and ($format eq 'atom' or $format eq 'rss')) {
+ if ($header) {
+ my $now_iso8601 = `date -Iseconds -u | tr -d \\\\n`;
+ my $now_rfc5322 = `date -uR | tr -d \\\\n`;
+ my $atom_rel = $format eq 'atom' ? 'self' : 'alternate';
+ my $rss_rel = $format eq 'rss' ? 'self' : 'alternate';
+ my $link = $format eq 'atom' ? 'link' : 'atom:link';
+ my $links = '';
+ if ($lang eq 'en') {
+ $links = qq(
+<$link hreflang="fa" href="https://bndl.org/fa/notes.atom" rel="alternate" type="application/atom+xml" />
+<$link hreflang="fa" href="https://bndl.org/fa/notes.rss" rel="alternate" type="application/rss+xml" />
+<$link hreflang="fa" href="https://bndl.org/fa/bandali.fa.txt" rel="alternate" type="text/plain" />
+<$link hreflang="fa" href="https://bndl.org/fa/" rel="alternate" type="text/html" />
+<$link href="https://bndl.org/notes.atom" rel="$atom_rel" type="application/atom+xml" />
+<$link href="https://bndl.org/notes.rss" rel="$rss_rel" type="application/rss+xml" />
+<$link href="https://bndl.org/bandali.txt" rel="alternate" type="text/plain" />
+<$link href="https://bndl.org" rel="alternate" type="text/html" />);
+ } elsif ($lang eq 'fa') {
+ $links = qq(
+<link hreflang="en" href="https://bndl.org/notes.atom" rel="alternate" type="application/atom+xml" />
+<link hreflang="en" href="https://bndl.org/notes.rss" rel="alternate" type="application/rss+xml" />
+<link hreflang="en" href="https://bndl.org/bandali.txt" rel="alternate" type="text/plain" />
+<link hreflang="en" href="https://bndl.org" rel="alternate" type="text/html" />
+<link href="https://bndl.org/fa/notes.atom" rel="$atom_rel" type="application/atom+xml" />
+<link href="https://bndl.org/fa/notes.rss" rel="$rss_rel" type="application/rss+xml" />
+<link href="https://bndl.org/fa/bandali.fa.txt" rel="alternate" type="text/plain" />
+<link href="https://bndl.org/fa/" rel="alternate" type="text/html" />);
+ }
+ $links =~ s/^\n//;
+
+ $out .= '<?xml version="1.0" encoding="UTF-8" ?>';
+ $out .= ($format eq 'atom') ? qq(
+<feed xml:lang="$lang" xmlns="http://www.w3.org/2005/Atom">
+<title>$site_title</title>
+<subtitle>$site_desc</subtitle>
+<id>$feed_id</id>
+$links
+<updated>$now_iso8601</updated>)
+ : ($format eq 'rss') ? qq(
+<rss version="2.0"
+ xmlns:atom="http://www.w3.org/2005/Atom"
+ xmlns:content="http://purl.org/rss/1.0/modules/content/">
+<channel>
+<title>$site_title</title>
+<description>$site_desc</description>
+<link>$site_url</link>
+<language>$lang</language>
+<lastBuildDate>$now_rfc5322</lastBuildDate>
+<pubDate>$now_rfc5322</pubDate>
+<ttl>1800</ttl>
+$links)
+ : '';
+ } elsif ($footer) {
+ $out .= ($format eq 'atom') ? '</feed>'
+ : ($format eq 'rss') ? '</channel></rss>'
+ : '';
+ }
+
+ # we're done
+ goto PRINT;
+}
+
+
my $txt = do { local $/; <STDIN> };
my $title = html_esc($txt =~ /\A([^\n]+)/);
$title =~ s/^\s+|\s+$//g;
-if ($opt_lang eq 'fa') {
- $title .= ' — بندعلی' if $title !~ /بندعلی/;
-} else {
- $title .= ' — bandali' if $title !~ /bandali/;
-}
+$title .= " — $author" if $title !~ /$author/;
my ($upd, $pub, $url) = $txt =~ /(.*)\r?\n(.*)\r?\n(.*)\r?\n?\z/;
($upd) = $upd =~ /(?:updated|ویرایش): (.*)/ if $upd;
($pub) = $pub =~ /(?:published|انتشار): (.*)/ if $pub;
+$upd = $pub if (!$upd);
($url) = $url =~ /(?:plain text|متن ساده): (.*)/ if $url;
$url = 'https://bndl.org/bandali-cv.txt'
if (!$url and $title =~ /curriculum vitae/);
$txt = linkify(html_esc($txt));
-print("<!doctype html>",
- qq(<html lang="$opt_lang"),
- $opt_lang eq 'fa' ? ' dir="rtl"' : '',
- ">",
- qq(<head>
+
+my $upd_iso8601 = `date -Iseconds -ud '$upd' | tr -d \\\\n` if $upd;
+my $pub_iso8601 = `date -Iseconds -ud '$pub' | tr -d \\\\n` if $pub;
+my $pub_rfc5322 = `date -uRd '$pub' | tr -d \\\\n` if $pub;
+my $url_html = $url =~ s/(?:[.]$lang)?[.]txt$/.html/r if $url;
+$url_html =~ s|/bandali-(.*)|/$1| if $url_html;
+my $slug = $url_html =~ s|.*/(.*)[.]html$|$1|r if $url_html;
+my $note_id = "$feed_id:$slug" if $url_html;
+
+# note header
+if ($format eq 'html') {
+ $out .=
+ '<!doctype html>'
+ . qq(<html lang="$lang") . ($lang eq 'fa'
+ ? ' dir="rtl"'
+ : '' . '>')
+ . qq(<head>
<meta http-equiv="Content-Type"
-content="text/html; charset=utf-8" />\n),
- "<title>$title</title>\n",
- qq(<link rel="icon" href="data:,">\n),
- $url ? qq(<link rel="alternate" href="$url"
-title="plain text" type="text/plain" />\n) : '',
- ($opt_index and $opt_lang eq 'en')
- ? qq(<link rel="alternate" href="https://bndl.org/fa/"
+content="text/html; charset=utf-8" />\n)
+ . "<title>$title</title>\n"
+ . qq(<link rel="icon" href="data:,">\n)
+ . ($url
+ ? qq(<link rel="alternate" href="$url"
+title="plain text" type="text/plain" />\n)
+ : '')
+ . (($index and $lang eq 'en')
+ ? qq(<link rel="alternate" href="https://bndl.org/fa/"
hreflang="fa" title="persian" />\n)
- : ($opt_index and $opt_lang eq 'fa')
- ? qq(<link rel="alternate" href="https://bndl.org/"
+ : ($index and $lang eq 'fa')
+ ? qq(<link rel="alternate" href="https://bndl.org/"
hreflang="en" title="english" />\n)
- : '',
- qq(<style>\@media(prefers-color-scheme:dark){
+ : '')
+ . qq(<style>\@media(prefers-color-scheme:dark){
body{background:#1c1c1c;color:white;}a:link{color:#acdeff;}
-a:visited{color:#f8f;}a:active{color:#e00;}}),
- $opt_lang eq 'fa'
- ? qq(\n\@font-face{font-family:sahel;font-weight:normal;
+a:visited{color:#f8f;}a:active{color:#e00;}})
+ . ($lang eq 'fa'
+ ? qq(\n\@font-face{font-family:sahel;font-weight:normal;
src:local('Sahel WOL'),local('Sahel'),
url('sahel.woff2')format('woff2');}pre{font-family:sahel})
- : '',
- "</style>\n",
- "</head><body><pre>$txt</pre></body></html>\n");
+ : '')
+ . "</style>\n"
+ . '</head><body><pre>';
+} elsif ($format eq 'atom' or $format eq 'rss') {
+ my $atom_updated =
+ ($format eq 'atom') ? 'updated'
+ : ($format eq 'rss') ? 'atom:updated'
+ : '';
+ my $updated =
+ "<$atom_updated>$upd_iso8601</$atom_updated>\n" if $upd;
+ $out .= ($format eq 'atom') ? qq(
+<entry xml:base="$site_url">
+<author><name>$author</name></author>
+<id>$note_id</id>
+<published>$pub_iso8601</published>\n)
+. ($updated ? $updated : '') .
+qq(<link href="$url" rel="alternate" type="text/plain" />
+<link href="$url_html" rel="alternate" type="text/html" />
+<title>$title</title>
+<content type="html"><![CDATA[<pre>)
+ : ($format eq 'rss') ? qq(
+<item>
+<title>$title</title>
+<link>$url_html</link>
+<guid isPermaLink="false">$note_id</guid>
+<pubDate>$pub_rfc5322</pubDate>\n)
+. (($updated and $pub ne $upd) ? $updated : '') .
+qq(<content:encoded><![CDATA[<pre>)
+ : '';
+}
+# note body
+$out .= $txt;
+# note footer
+if ($format eq 'html') {
+ $out .= '</pre></body></html>';
+} elsif ($format eq 'atom') {
+ $out .= "</pre>]]></content></entry>";
+} elsif ($format eq 'rss') {
+ $out .= "</pre>]]></content:encoded></item>";
+}
+
+ PRINT:
+print("$out\n");
STDOUT->flush;
projects / ~bandali / bndl.org / blobdiff