68 lines
1.6 KiB
Perl
68 lines
1.6 KiB
Perl
#!/usr/bin/perl
|
|
# Provides a list of pages no other page links to.
|
|
package IkiWiki::Plugin::orphans;
|
|
|
|
use warnings;
|
|
use strict;
|
|
use IkiWiki 3.00;
|
|
|
|
sub import {
|
|
hook(type => "getsetup", id => "orphans", call => \&getsetup);
|
|
hook(type => "preprocess", id => "orphans", call => \&preprocess);
|
|
}
|
|
|
|
sub getsetup () {
|
|
return
|
|
plugin => {
|
|
safe => 1,
|
|
rebuild => undef,
|
|
},
|
|
}
|
|
|
|
sub preprocess (@) {
|
|
my %params=@_;
|
|
$params{pages}="*" unless defined $params{pages};
|
|
|
|
# Needs to update whenever a link changes, on any page
|
|
# since any page could link to one of the pages we're
|
|
# considering as orphans.
|
|
add_depends($params{page}, "*", deptype("links"));
|
|
|
|
my @orphans=pagespec_match_list($params{page}, $params{pages},
|
|
# update when orphans are added/removed
|
|
deptype => deptype("presence"),
|
|
filter => sub {
|
|
my $page=shift;
|
|
|
|
# Filter out pages that other pages link to.
|
|
return 1 if IkiWiki::backlink_pages($page);
|
|
|
|
# Toplevel index is assumed to never be orphaned.
|
|
return 1 if $page eq 'index';
|
|
|
|
# If the page has a link to some other page, it's
|
|
# indirectly linked via that page's backlinks.
|
|
return 1 if grep {
|
|
length $_ &&
|
|
($_ !~ /\/\Q$config{discussionpage}\E$/i || ! $config{discussion}) &&
|
|
bestlink($page, $_) !~ /^(\Q$page\E|)$/
|
|
} @{$links{$page}};
|
|
|
|
return 0;
|
|
},
|
|
);
|
|
|
|
return gettext("All pages have other pages linking to them.") unless @orphans;
|
|
return "<ul>\n".
|
|
join("\n",
|
|
map {
|
|
"<li>".
|
|
htmllink($params{page}, $params{destpage}, $_,
|
|
noimageinline => 1).
|
|
"</li>"
|
|
} sort @orphans).
|
|
"</ul>\n";
|
|
}
|
|
|
|
1
|