179 lines
3.8 KiB
Perl
179 lines
3.8 KiB
Perl
#!/usr/bin/perl
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# Ikiwiki tag plugin.
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package IkiWiki::Plugin::tag;
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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 => "getopt", id => "tag", call => \&getopt);
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hook(type => "getsetup", id => "tag", call => \&getsetup);
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hook(type => "preprocess", id => "tag", call => \&preprocess_tag, scan => 1);
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hook(type => "preprocess", id => "taglink", call => \&preprocess_taglink, scan => 1);
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hook(type => "pagetemplate", id => "tag", call => \&pagetemplate);
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}
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sub getopt () {
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eval q{use Getopt::Long};
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error($@) if $@;
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Getopt::Long::Configure('pass_through');
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GetOptions("tagbase=s" => \$config{tagbase});
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}
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sub getsetup () {
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return
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plugin => {
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safe => 1,
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rebuild => undef,
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},
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tagbase => {
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type => "string",
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example => "tag",
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description => "parent page tags are located under",
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safe => 1,
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rebuild => 1,
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},
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tag_autocreate => {
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type => "boolean",
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example => 1,
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description => "autocreate new tag pages?",
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safe => 1,
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rebuild => undef,
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},
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}
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sub taglink ($) {
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my $tag=shift;
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if ($tag !~ m{^/} &&
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defined $config{tagbase}) {
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$tag="/".$config{tagbase}."/".$tag;
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$tag=~y#/#/#s; # squash dups
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}
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return $tag;
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}
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sub htmllink_tag ($$$;@) {
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my $page=shift;
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my $destpage=shift;
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my $tag=shift;
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my %opts=@_;
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return htmllink($page, $destpage, taglink($tag), %opts);
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}
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sub gentag ($) {
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my $tag=shift;
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if ($config{tag_autocreate} ||
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($config{tagbase} && ! defined $config{tag_autocreate})) {
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my $tagpage=taglink($tag);
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if ($tagpage=~/^\.\/(.*)/) {
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$tagpage=$1;
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}
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else {
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$tagpage=~s/^\///;
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}
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my $tagfile = newpagefile($tagpage, $config{default_pageext});
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add_autofile($tagfile, "tag", sub {
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my $message=sprintf(gettext("creating tag page %s"), $tagpage);
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debug($message);
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my $template=template("autotag.tmpl");
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$template->param(tagname => IkiWiki::basename($tag));
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$template->param(tag => $tag);
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writefile($tagfile, $config{srcdir}, $template->output);
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if ($config{rcs}) {
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IkiWiki::disable_commit_hook();
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IkiWiki::rcs_add($tagfile);
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IkiWiki::rcs_commit_staged($message, undef, undef);
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IkiWiki::enable_commit_hook();
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}
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});
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}
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}
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sub preprocess_tag (@) {
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if (! @_) {
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return "";
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}
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my %params=@_;
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my $page = $params{page};
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delete $params{page};
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delete $params{destpage};
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delete $params{preview};
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foreach my $tag (keys %params) {
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$tag=linkpage($tag);
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# hidden WikiLink
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add_link($page, taglink($tag), 'tag');
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gentag($tag);
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}
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return "";
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}
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sub preprocess_taglink (@) {
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if (! @_) {
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return "";
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}
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my %params=@_;
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return join(" ", map {
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if (/(.*)\|(.*)/) {
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my $tag=linkpage($2);
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add_link($params{page}, taglink($tag), 'tag');
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gentag($tag);
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return htmllink_tag($params{page}, $params{destpage}, $tag,
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linktext => pagetitle($1));
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}
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else {
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my $tag=linkpage($_);
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add_link($params{page}, taglink($tag), 'tag');
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gentag($tag);
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return htmllink_tag($params{page}, $params{destpage}, $tag);
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}
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}
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grep {
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$_ ne 'page' && $_ ne 'destpage' && $_ ne 'preview'
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} keys %params);
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}
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sub pagetemplate (@) {
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my %params=@_;
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my $page=$params{page};
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my $destpage=$params{destpage};
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my $template=$params{template};
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my $tags = $typedlinks{$page}{tag};
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$template->param(tags => [
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map {
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link => htmllink_tag($page, $destpage, $_, rel => "tag")
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}, sort keys %$tags
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]) if defined $tags && %$tags && $template->query(name => "tags");
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if ($template->query(name => "categories")) {
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# It's an rss/atom template. Add any categories.
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if (defined $tags && %$tags) {
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$template->param(categories => [map { category => $_ },
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sort keys %$tags]);
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}
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}
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}
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package IkiWiki::PageSpec;
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sub match_tagged ($$;@) {
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my $page=shift;
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my $glob=IkiWiki::Plugin::tag::taglink(shift);
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return match_link($page, $glob, linktype => 'tag', @_);
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}
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1
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