55 lines
1.3 KiB
Perl
55 lines
1.3 KiB
Perl
#!/usr/bin/perl
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# Provides a list of pages no other page links to.
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package IkiWiki::Plugin::orphans;
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use warnings;
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use strict;
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use IkiWiki 2.00;
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sub import { #{{{
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hook(type => "preprocess", id => "orphans", call => \&preprocess);
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} # }}}
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sub preprocess (@) { #{{{
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my %params=@_;
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$params{pages}="*" unless defined $params{pages};
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# Needs to update whenever a page is added or removed, so
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# register a dependency.
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add_depends($params{page}, $params{pages});
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my %linkedto;
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foreach my $p (keys %links) {
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map { $linkedto{bestlink($p, $_)}=1 if length $_ }
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@{$links{$p}};
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}
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my @orphans;
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my $discussion=gettext("discussion");
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foreach my $page (keys %pagesources) {
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next if $linkedto{$page};
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next unless pagespec_match($page, $params{pages}, location => $params{page});
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# If the page has a link to some other page, it's
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# indirectly linked to a page via that page's backlinks.
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next if grep {
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length $_ &&
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($_ !~ /\/\Q$discussion\E$/i || ! $config{discussion}) &&
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bestlink($page, $_) !~ /^($page|)$/
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} @{$links{$page}};
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push @orphans, $page;
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}
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return gettext("All pages are linked to by other pages.") unless @orphans;
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return "<ul>\n".
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join("\n",
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map {
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"<li>".
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htmllink($params{page}, $params{destpage}, $_,
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noimageinline => 1).
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"</li>"
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} sort @orphans).
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"</ul>\n";
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} # }}}
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1
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