From: Amin Bandali <bandali@gnu.org>
Date: Sun, 10 Oct 2021 15:12:14 +0000 (-0400)
Subject: txt2html: rename to txt2pre
X-Git-Url: https://git.shemshak.org/gitweb.cgi/~bandali/bndl.org/commitdiff_plain/4ce760d0e6a8e2a939e45afce78045bf6ead9828?hp=212ec2e606552fdfa9fcd970a5e27a7dc9ce0042

txt2html: rename to txt2pre

i plan on adding support for other output markups (e.g. atom and rss)
---

diff --git a/GNUmakefile b/GNUmakefile
index d791a55..ae9eab7 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -8,7 +8,7 @@
 # without any warranty.
 
 
-gen-html = perl txt2html $(1) < $< > $@
+gen-html = perl txt2pre $(1) < $< > $@
 port := $(if $(port),$(port),8000)
 
 TXT := $(filter-out bandali-pubkey.txt bandali.txt,$(wildcard *.txt))
@@ -39,6 +39,6 @@ serve:
 watch:
 	while true; do \
 	echo $(TXT) $(TXT_FA) bandali.txt fa/bandali.fa.txt \
-	GNUmakefile txt2html | tr " " "\n" | entr -d make; done
+	GNUmakefile txt2pre | tr " " "\n" | entr -d make; done
 
 .PHONY: all clean serve watch
diff --git a/txt2html b/txt2html
deleted file mode 100644
index e6dc30b..0000000
--- a/txt2html
+++ /dev/null
@@ -1,146 +0,0 @@
-#!/usr/bin/env perl
-# txt2html --- simple script to convert my site's txt files to html
-
-# Copyright (C) 2014-2021 all contributors <meta@public-inbox.org>
-# Copyright (c) 2021 Amin 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
-# published by the Free Software Foundation, either version 3 of the
-# License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with this program.  If not, see <https://www.gnu.org/licenses/>.
-
-# This simple script borrows from the wonderful `txt2pre' from
-# public-inbox.git, under AGPLv3+, with a few additions of my own.
-
-
-use strict;
-use warnings 'all';
-use Getopt::Long;
-
-my $opt_lang = 'en';
-my $opt_index;
-GetOptions ('lang=s' => \$opt_lang,
-            'index' => \$opt_index)
-    or die("bad command line arguments\n");
-
-my $link_re =
-    qr{([\('!])?\b((?:ftps?|https?|nntps?|imaps?|s?news|gopher)://
-       [\@:\w\.-]+(?:/
-         (?:[a-z0-9\-\._~!\$\&\';\(\)\*\+,;=:@/%]*)
-         (?:\?[a-z0-9\-\._~!\$\&\';\(\)\*\+,;=:@/%]+)?
-         (?:\#[a-z0-9\-\._~!\$\&\';\(\)\*\+,;=:@/%\?]+)?
-       )?
-    )}xi;
-
-my %pairs = (
-    "(" => qr/(\)[\.,;\+]?)\z/, # Markdown (,), Ruby (+) (, for arrays)
-    "'" => qr/('[\.,;\+]?)\z/, # Perl / Ruby
-    "!" => qr/(![\.,;\+]?)\z/, # Perl / Ruby
-);
-
-my %html_map = (
-    '&' => '&amp;',
-    '<' => '&lt;',
-    '>' => '&gt;',
-    # '"' => '&quot;',
-    # "'" => '&#39;',
-);
-
-sub html_esc {
-    my ($s) = @_;
-    $s =~ s/([&<>])/$html_map{$1}/sge;
-    $s;
-}
-
-sub linkify {
-    my ($s) = @_;
-    $s =~ s^$link_re^
-        my $beg = $1 || '';
-        my $url = $2;
-        my $end = '';
-
-        # it's fairly common to end URLs in messages with
-        # '.', ',' or ';' to denote the end of a statement;
-        # assume the intent was to end the statement/sentence
-        # in English
-        if (defined(my $re = $pairs{$beg})) {
-            if ($url =~ s/$re//) {
-                $end = $1;
-            }
-        } elsif ($url =~ s/(\))?([\.,;])\z//) {
-            $end = $2;
-            # require ')' to be paired with '('
-            if (defined $1) { # ')'
-                if (index($url, '(') < 0) {
-                    $end = ")$end";
-                } else {
-                    $url .= ')';
-                }
-            }
-        } elsif ($url !~ /\(/ && $url =~ s/\)\z//) {
-            $end = ')';
-        }
-
-        $beg . "<a href=\"$url\">$url</a>" . $end;
-    ^geo;
-    $s;
-}
-
-
-my $txt = do { local $/; <STDIN> };
-
-my $title = html_esc($txt =~ /\A([^\n]+)/);
-$title =~ s/^\s+|\s+$//g;
-if ($opt_lang eq 'fa') {
-    $title .= ' &mdash; بندعلی' if $title !~ /بندعلی/;
-} else {
-    $title .= ' &mdash; bandali' if $title !~ /bandali/;
-}
-
-my ($upd, $pub, $url) = $txt =~ /(.*)\r?\n(.*)\r?\n(.*)\r?\n?\z/;
-($upd) = $upd =~ /(?:updated|ویرایش): (.*)/ if $upd;
-($pub) = $pub =~ /(?:published|انتشار): (.*)/ if $pub;
-($url) = $url =~ /(?:plain text|متن ساده): (.*)/ if $url;
-$url = 'https://bndl.org/bandali-cv.txt'
-    if (!$url and $title =~ /curriculum vitae/);
-$url = html_esc($url) if $url;
-
-$txt = linkify(html_esc($txt));
-
-print("<!doctype html>",
-      qq(<html lang="$opt_lang"),
-      $opt_lang eq 'fa' ? ' dir="rtl"' : '',
-      ">",
-      qq(<head>
-<meta http-equiv="Content-Type"
-content="text/html; charset=utf-8" />\n),
-      "<title>$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 $opt_lang eq 'en')
-      ? qq(<link rel="alternate" href="https://bndl.org/fa/"
-hreflang="fa" title="persian" />\n)
-      : ($opt_index and $opt_lang eq 'fa')
-      ? qq(<link rel="alternate" href="https://bndl.org/"
-hreflang="en" title="english" />\n)
-      : '',
-      qq(<style>\@media(prefers-color-scheme:dark){
-body{background:#1c1c1c;color:white;}a:link{color:#acdeff;}
-a:visited{color:#f8f;}a:active{color:#e00;}}),
-      $opt_lang eq 'fa'
-      ? qq(\n\@font-face{font-family:sahel;font-weight:normal;
-src:local('Sahel WOL'),local('Sahel'),
-url('sahel.woff2')format('woff2');}pre{font-family:sahel})
-      : '',
-      "</style>\n",
-      "</head><body><pre>$txt</pre></body></html>\n");
-STDOUT->flush;
diff --git a/txt2pre b/txt2pre
new file mode 100644
index 0000000..e288a69
--- /dev/null
+++ b/txt2pre
@@ -0,0 +1,147 @@
+#!/usr/bin/env perl
+# txt2pre --- convert my site's txt files to `pre'-based html
+
+# Copyright (C) 2014-2021 all contributors <meta@public-inbox.org>
+# Copyright (c) 2021 Amin 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
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+# This simple script borrows from a script of the same name from the
+# wonderful public-inbox project, under AGPLv3+, with additions of
+# my own.
+
+
+use strict;
+use warnings 'all';
+use Getopt::Long;
+
+my $opt_lang = 'en';
+my $opt_index;
+GetOptions ('lang=s' => \$opt_lang,
+            'index' => \$opt_index)
+    or die("bad command line arguments\n");
+
+my $link_re =
+    qr{([\('!])?\b((?:ftps?|https?|nntps?|imaps?|s?news|gopher)://
+       [\@:\w\.-]+(?:/
+         (?:[a-z0-9\-\._~!\$\&\';\(\)\*\+,;=:@/%]*)
+         (?:\?[a-z0-9\-\._~!\$\&\';\(\)\*\+,;=:@/%]+)?
+         (?:\#[a-z0-9\-\._~!\$\&\';\(\)\*\+,;=:@/%\?]+)?
+       )?
+    )}xi;
+
+my %pairs = (
+    "(" => qr/(\)[\.,;\+]?)\z/, # Markdown (,), Ruby (+) (, for arrays)
+    "'" => qr/('[\.,;\+]?)\z/, # Perl / Ruby
+    "!" => qr/(![\.,;\+]?)\z/, # Perl / Ruby
+);
+
+my %html_map = (
+    '&' => '&amp;',
+    '<' => '&lt;',
+    '>' => '&gt;',
+    # '"' => '&quot;',
+    # "'" => '&#39;',
+);
+
+sub html_esc {
+    my ($s) = @_;
+    $s =~ s/([&<>])/$html_map{$1}/sge;
+    $s;
+}
+
+sub linkify {
+    my ($s) = @_;
+    $s =~ s^$link_re^
+        my $beg = $1 || '';
+        my $url = $2;
+        my $end = '';
+
+        # it's fairly common to end URLs in messages with
+        # '.', ',' or ';' to denote the end of a statement;
+        # assume the intent was to end the statement/sentence
+        # in English
+        if (defined(my $re = $pairs{$beg})) {
+            if ($url =~ s/$re//) {
+                $end = $1;
+            }
+        } elsif ($url =~ s/(\))?([\.,;])\z//) {
+            $end = $2;
+            # require ')' to be paired with '('
+            if (defined $1) { # ')'
+                if (index($url, '(') < 0) {
+                    $end = ")$end";
+                } else {
+                    $url .= ')';
+                }
+            }
+        } elsif ($url !~ /\(/ && $url =~ s/\)\z//) {
+            $end = ')';
+        }
+
+        $beg . "<a href=\"$url\">$url</a>" . $end;
+    ^geo;
+    $s;
+}
+
+
+my $txt = do { local $/; <STDIN> };
+
+my $title = html_esc($txt =~ /\A([^\n]+)/);
+$title =~ s/^\s+|\s+$//g;
+if ($opt_lang eq 'fa') {
+    $title .= ' &mdash; بندعلی' if $title !~ /بندعلی/;
+} else {
+    $title .= ' &mdash; bandali' if $title !~ /bandali/;
+}
+
+my ($upd, $pub, $url) = $txt =~ /(.*)\r?\n(.*)\r?\n(.*)\r?\n?\z/;
+($upd) = $upd =~ /(?:updated|ویرایش): (.*)/ if $upd;
+($pub) = $pub =~ /(?:published|انتشار): (.*)/ if $pub;
+($url) = $url =~ /(?:plain text|متن ساده): (.*)/ if $url;
+$url = 'https://bndl.org/bandali-cv.txt'
+    if (!$url and $title =~ /curriculum vitae/);
+$url = html_esc($url) if $url;
+
+$txt = linkify(html_esc($txt));
+
+print("<!doctype html>",
+      qq(<html lang="$opt_lang"),
+      $opt_lang eq 'fa' ? ' dir="rtl"' : '',
+      ">",
+      qq(<head>
+<meta http-equiv="Content-Type"
+content="text/html; charset=utf-8" />\n),
+      "<title>$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 $opt_lang eq 'en')
+      ? qq(<link rel="alternate" href="https://bndl.org/fa/"
+hreflang="fa" title="persian" />\n)
+      : ($opt_index and $opt_lang eq 'fa')
+      ? qq(<link rel="alternate" href="https://bndl.org/"
+hreflang="en" title="english" />\n)
+      : '',
+      qq(<style>\@media(prefers-color-scheme:dark){
+body{background:#1c1c1c;color:white;}a:link{color:#acdeff;}
+a:visited{color:#f8f;}a:active{color:#e00;}}),
+      $opt_lang eq 'fa'
+      ? qq(\n\@font-face{font-family:sahel;font-weight:normal;
+src:local('Sahel WOL'),local('Sahel'),
+url('sahel.woff2')format('woff2');}pre{font-family:sahel})
+      : '',
+      "</style>\n",
+      "</head><body><pre>$txt</pre></body></html>\n");
+STDOUT->flush;