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Add discussionpage configuration setting
[ikiwiki.git] / IkiWiki / Plugin / brokenlinks.pm
1 #!/usr/bin/perl
2 # Provides a list of broken links.
3 package IkiWiki::Plugin::brokenlinks;
4
5 use warnings;
6 use strict;
7 use IkiWiki 3.00;
8
9 sub import {
10         hook(type => "getsetup", id => "brokenlinks", call => \&getsetup);
11         hook(type => "preprocess", id => "brokenlinks", call => \&preprocess);
12 }
13
14 sub getsetup {
15         return
16                 plugin => {
17                         safe => 1,
18                         rebuild => undef,
19                 },
20 }
21
22 sub preprocess (@) {
23         my %params=@_;
24         $params{pages}="*" unless defined $params{pages};
25         
26         # Needs to update whenever a page is added or removed, so
27         # register a dependency.
28         add_depends($params{page}, $params{pages});
29         
30         my %broken;
31         foreach my $page (pagespec_match_list([keys %links],
32                         $params{pages}, location => $params{page})) {
33                 my %seen;
34                 foreach my $link (@{$links{$page}}) {
35                         next if $seen{$link};
36                         $seen{$link}=1;
37                         next if $link =~ /.*\/\Q$config{discussionpage}\E/i && $config{discussion};
38                         my $bestlink=bestlink($page, $link);
39                         next if length $bestlink;
40                         push @{$broken{$link}}, $page;
41                 }
42         }
43
44         my @broken;
45         foreach my $link (keys %broken) {
46                 my $page=$broken{$link}->[0];
47                 push @broken, sprintf(gettext("%s from %s"),
48                         htmllink($page, $params{destpage}, $link, noimageinline => 1),
49                         join(", ", map {
50                                 htmllink($params{page}, $params{destpage}, $_,  noimageinline => 1)
51                         } @{$broken{$link}}));
52         }
53         
54         return gettext("There are no broken links!") unless %broken;
55         return "<ul>\n"
56                 .join("\n",
57                         map {
58                                 "<li>$_</li>"
59                         }
60                         sort @broken)
61                 ."</ul>\n";
62 }
63
64 1