62 lines
1.5 KiB
Perl
62 lines
1.5 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 3.00;
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sub import {
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hook(type => "getsetup", id => "orphans", call => \&getsetup);
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hook(type => "preprocess", id => "orphans", call => \&preprocess);
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}
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sub getsetup () {
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return
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plugin => {
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safe => 1,
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rebuild => undef,
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},
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}
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sub preprocess (@) {
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my %params=@_;
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$params{pages}="*" unless defined $params{pages};
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# Needs to update whenever a link changes, on any page
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# since any page could link to one of the pages we're
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# considering as orphans.
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add_depends($params{page}, "*", links => 1);
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# Also needs to update whenever potential orphans are added or
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# removed.
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add_depends($params{page}, $params{pages}, presence => 1);
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my @orphans;
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foreach my $page (pagespec_match_list(
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[ grep { ! IkiWiki::backlink_pages($_) && $_ ne 'index' }
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keys %pagesources ],
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$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$config{discussionpage}\E$/i || ! $config{discussion}) &&
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bestlink($page, $_) !~ /^(\Q$page\E|)$/
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} @{$links{$page}};
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push @orphans, $page;
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}
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return gettext("All pages have other pages linking to them.") unless @orphans;
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return "<ul>\n".
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join("\n",
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map {
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"<li>".
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htmllink($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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