IkiWiki/Plugin/camelcase.pm

   1 #!/usr/bin/perl
   2 # CamelCase links
   3 package IkiWiki::Plugin::camelcase;
   4
   5 use warnings;
   6 use strict;
   7 use IkiWiki 2.00;
   8
   9 # This regexp is based on the one in Text::WikiFormat.
  10 my $link_regexp=qr{
  11         (?<![^A-Za-z0-9\s])     # try to avoid expanding non-links with a
  12                                 # zero width negative lookbehind for
  13                                 # characters that suggest it's not a link
  14         \b                      # word boundry
  15         (
  16                 (?:
  17                         [A-Z]           # Uppercase start
  18                         [a-z0-9]        # followed by lowercase
  19                         \w*             # and rest of word
  20                 )
  21                 {2,}                    # repeated twice
  22         )
  23 }x;
  24
  25 sub import {
  26         hook(type => "getsetup", id => "camelcase", call => \&getsetup);
  27         hook(type => "linkify", id => "camelcase", call => \&linkify);
  28         hook(type => "scan", id => "camelcase", call => \&scan);
  29 }
  30
  31 sub getsetup () {
  32         return
  33                 plugin => {
  34                         safe => 1,
  35                         rebuild => undef,
  36                 };
  37 }
  38
  39 sub linkify (@) {
  40         my %params=@_;
  41         my $page=$params{page};
  42         my $destpage=$params{destpage};
  43
  44         $params{content}=~s{$link_regexp}{
  45                 htmllink($page, $destpage, linkpage($1))
  46         }eg;
  47
  48         return $params{content};
  49 }
  50
  51 sub scan (@) {
  52         my %params=@_;
  53         my $page=$params{page};
  54         my $content=$params{content};
  55
  56         while ($content =~ /$link_regexp/g) {
  57                 push @{$links{$page}}, linkpage($1);
  58         }
  59 }
  60
  61 1