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#!/usr/bin/perl
package IkiWiki::Plugin::autoindex;
use warnings;
use strict;
use IkiWiki 2.00;
use Encode;
sub import { #{{{
hook(type => "getsetup", id => "autoindex", call => \&getsetup);
hook(type => "refresh", id => "autoindex", call => \&refresh);
} # }}}
sub getsetup () { #{{{
return
plugin => {
safe => 1,
rebuild => 0,
},
} #}}}
sub genindex ($) { #{{{
my $page=shift;
my $file=newpagefile($page, $config{default_pageext});
my $template=template("autoindex.tmpl");
$template->param(page => $page);
writefile($file, $config{srcdir}, $template->output);
if ($config{rcs}) {
IkiWiki::rcs_add($file);
}
} #}}}
sub refresh () { #{{{
eval q{use File::Find};
error($@) if $@;
my (%pages, %dirs);
foreach my $dir ($config{srcdir}, @{$config{underlaydirs}}, $config{underlaydir}) {
find({
no_chdir => 1,
wanted => sub {
$_=decode_utf8($_);
if (IkiWiki::file_pruned($_, $dir)) {
$File::Find::prune=1;
}
elsif (! -l $_) {
my ($f)=/$config{wiki_file_regexp}/; # untaint
return unless defined $f;
$f=~s/^\Q$dir\E\/?//;
return unless length $f;
return if $f =~ /\._([^.]+)$/; # skip internal page
if (! -d _) {
$pages{pagename($f)}=1;
}
elsif ($dir eq $config{srcdir}) {
$dirs{$f}=1;
}
}
}
}, $dir);
}
my %deleted;
if (ref $pagestate{index}{autoindex}{deleted}) {
%deleted=%{$pagestate{index}{autoindex}{deleted}};
foreach my $dir (keys %deleted) {
# remove deleted page state if the deleted page is re-added,
# or if all its subpages are deleted
if ($deleted{$dir} && (exists $pages{$dir} ||
! grep /^$dir\/.*/, keys %pages)) {
delete $deleted{$dir};
}
}
$pagestate{index}{autoindex}{deleted}=\%deleted;
}
my @needed;
foreach my $dir (keys %dirs) {
if (! exists $pages{$dir} && ! $deleted{$dir} &&
grep /^$dir\/.*/, keys %pages) {
if (exists $IkiWiki::pagemtime{$dir}) {
# This page must have just been deleted, so
# don't re-add it. And remember it was
# deleted.
if (! ref $pagestate{index}{autoindex}{deleted}) {
$pagestate{index}{autoindex}{deleted}={};
}
${$pagestate{index}{autoindex}{deleted}}{$dir}=1;
}
else {
push @needed, $dir;
}
}
}
if (@needed) {
if ($config{rcs}) {
IkiWiki::disable_commit_hook();
}
foreach my $page (@needed) {
genindex($page);
}
if ($config{rcs}) {
IkiWiki::rcs_commit_staged(
gettext("automatic index generation"),
undef, undef);
IkiWiki::enable_commit_hook();
}
}
} #}}}
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