IkiWiki/Plugin/txt.pm

   1 #!/usr/bin/perl
   2 # .txt as a wiki page type - links WikiLinks and URIs.
   3 #
   4 # Copyright (C) 2008 Gabriel McManus <gmcmanus@gmail.com>
   5 # Licensed under the GNU General Public License, version 2 or later
   6
   7 package IkiWiki::Plugin::txt;
   8
   9 use warnings;
  10 use strict;
  11 use IkiWiki 3.00;
  12 use HTML::Entities;
  13
  14 my $findurl=0;
  15
  16 sub import {
  17         hook(type => "getsetup", id => "txt", call => \&getsetup);
  18         hook(type => "filter", id => "txt", call => \&filter);
  19         hook(type => "htmlize", id => "txt", call => \&htmlize);
  20         hook(type => "htmlizeformat", id => "txt", call => \&htmlizeformat);
  21
  22         eval q{use URI::Find};
  23         if (! $@) {
  24                 $findurl=1;
  25         }
  26 }
  27
  28 sub getsetup () {
  29         return
  30                 plugin => {
  31                         safe => 1,
  32                         rebuild => 1, # format plugin
  33                         section => "format",
  34                 },
  35 }
  36
  37 # We use filter to convert raw text to HTML
  38 # (htmlize is called after other plugins insert HTML)
  39 sub filter (@) {
  40         my %params = @_;
  41         my $content = $params{content};
  42
  43         if (defined $pagesources{$params{page}} &&
  44             $pagesources{$params{page}} =~ /\.txt$/) {
  45                 if ($pagesources{$params{page}} eq 'robots.txt' &&
  46                     $params{page} eq $params{destpage}) {
  47                         will_render($params{page}, 'robots.txt');
  48                         writefile('robots.txt', $config{destdir}, $content);
  49                 }
  50                 return txt2html($content);
  51         }
  52
  53         return $content;
  54 }
  55
  56 sub txt2html ($) {
  57         my $content=shift;
  58
  59         encode_entities($content, "<>&");
  60         if ($findurl) {
  61                 my $finder = URI::Find->new(sub {
  62                         my ($uri, $orig_uri) = @_;
  63                         return qq|<a href="$uri">$orig_uri</a>|;
  64                 });
  65                 $finder->find(\$content);
  66         }
  67         return "<pre>" . $content . "</pre>";
  68 }
  69
  70 # We need this to register the .txt file extension
  71 sub htmlize (@) {
  72         my %params=@_;
  73         return $params{content};
  74 }
  75
  76 sub htmlizeformat ($$) {
  77         my $format=shift;
  78         my $content=shift;
  79
  80         if ($format eq 'txt') {
  81                 return txt2html($content);
  82         }
  83         else {
  84                 return;
  85         }
  86 }
  87
  88 1