digraphs.plp

   1 <:
   2 use utf8;
   3 use strict;
   4 use warnings;
   5 no  warnings 'qw';  # to quote or not to quote, that is the question
   6 use open IO => ':utf8';
   7
   8 our $VERSION = '1.0';
   9
  10 $header{content_type} = 'text/html; charset=utf-8';
  11
  12 :><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
  13  "http://www.w3.org/TR/html4/loose.dtd">
  14 <html>
  15
  16 <head>
  17 <title>digraph cheat sheet</title>
  18 <meta http-equiv="content-type" content="utf-8">
  19 <link rel="stylesheet" type="text/css" media="all" href="digraphs.css">
  20 </head>
  21
  22 <body>
  23 <h1>RFC-1345 Digraphs</h1>
  24
  25 <p>i^k in <a href="/">Vim</a>.
  26 Also see <a href="/unicode">common digraphs</a>.</p>
  27
  28 <p style="font-size:72%">Unofficial <span class="Xz">proposals</span>
  29 are available as <a href="/digraphs.vim">ex commands</a>.</p>
  30
  31 <:
  32 my $di = do 'digraphs.inc.pl';
  33
  34 sub quote {
  35         local $_ = shift;
  36         s/"/&quot;/g;
  37         s/</&lt;/g;
  38         s/>/&gt;/g;
  39         return $_;
  40 }
  41
  42 my @chars = (
  43         [qw{! " % ' ( ) * + , - . /}],
  44         ['0'..'9'], [qw{: ; < = > ?}],
  45         ['A'..'M'], ['N'..'Z'],
  46         ['a'..'m'], ['n'..'z'],
  47 );
  48 my @chars2 = (['_'], @chars);  # trailing character (extended set)
  49
  50 print '<table class="glyphs dimap"><col>';
  51 print qq'<colgroup span="$_">' for map {scalar @$_} @chars2;
  52 print "</colgroup><col>\n";
  53 for my $section (qw{thead tfoot}) {
  54         print "<$section><tr><th>&nbsp;";
  55         print '<th>', quote($_) for map {@$_} @chars2;
  56         print "<th>&nbsp;\n";
  57 }
  58 for my $c1group (@chars) {
  59         print '<tbody>';
  60         for my $c1 (@$c1group) {
  61                 print '<tr><th>', quote($c1);
  62                 for my $c2 (map {@$_} @chars2) {
  63                         my $mnem = $c1 . $c2;
  64                         if (not defined $di->{$mnem}) {
  65                                 print '<td>';
  66                                 next;
  67                         }
  68                         if (ref $di->{$mnem} ne 'ARRAY') {
  69                                 printf '<td class="X Xr" title="%s">', quote($mnem);
  70                                 next;
  71                         }
  72                         my ($codepoint, $name, $prop, $script, $string) = @{ $di->{$mnem} };
  73
  74                         my $glyph = $string || chr $codepoint;
  75                         utf8::upgrade($glyph);  # prevent latin1 output
  76                         my $desc = $mnem . ($name && " ($name)");
  77                         my @class = ('X', grep {$_} $prop, $script);
  78
  79                         $glyph = quote($glyph);
  80                         $glyph = "<span>$glyph</span>" if $prop eq 'Zs';
  81
  82                         printf "\n".'<td class="%s" title="%s">%s',
  83                                 join(' ', @class), quote($desc), $glyph;
  84                 }
  85                 print "\n<th>", quote($c1), "\n";
  86         }
  87 }
  88 print "</table>\n";
  89 :>
  90 <div id="legend">
  91         <table class="glyphs"><tr>
  92         <td class="X Cc">control
  93         <td class="X Zs"><span>spacing</span>
  94         <td class="X Mn">modifier
  95         <td class="X Sk">spacing modifier
  96         <td class="X Pf">quote
  97         <td class="X Po">punctuation
  98         <td class="X So">symbol
  99         <td class="X Sm">math
 100         <td class="X Sc">currency
 101         <td class="X No">numeric
 102         <td class="X Greek">greek
 103         <td class="X Cyrillic">cyrillic
 104         <td class="X Latin">latin
 105         <td class="X Hebrew">hebrew
 106         <td class="X Arabic">arabic
 107         <td class="X Hangul">korean
 108         <td class="X Hiragana">japanese
 109         <td class="X Bopomofo">chinese
 110         </table>
 111
 112         <table class="glyphs"><tr>
 113         <td class="X">unicode
 114         <td class="X Xl">latin1
 115         <td class="X Xa">ascii
 116         <td class="X Xz">proposed
 117         </table>
 118 </div>
 119
 120 <p id="footer">
 121         <a href="http://vi.shiar.net/digraphs">vi.<strong>shiar.net</strong>/digraphs</a>
 122         <a href="git://dev.shiar.net/vi-cheat"><:= "v$VERSION" :></a>
 123         created by Shiar •
 124         <a title="Licensed under the GNU Affero General Public License, version 3"
 125            href="http://www.fsf.org/licensing/licenses/agpl-3.0.html">AGPLv3</a> •
 126         last update <:
 127                 use Time::Format qw(time_format);
 128                 print time_format('yyyy-mm-dd', (stat 'digraphs.inc.pl')[9]);
 129         :>
 130 </p>
 131
 132 </html>