X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/7b28deb171455a207e536b8abebbca67242a4588..adc196a8b53c0b0b4f9ec4cbcea85ba37e421b59:/IkiWiki/Plugin/tag.pm

diff --git a/IkiWiki/Plugin/tag.pm b/IkiWiki/Plugin/tag.pm
index c4a175677..1145a9f13 100644
--- a/IkiWiki/Plugin/tag.pm
+++ b/IkiWiki/Plugin/tag.pm
@@ -4,26 +4,24 @@ package IkiWiki::Plugin::tag;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 
-my %tags;
-
-sub import { #{{{
+sub import {
 	hook(type => "getopt", id => "tag", call => \&getopt);
 	hook(type => "getsetup", id => "tag", call => \&getsetup);
 	hook(type => "preprocess", id => "tag", call => \&preprocess_tag, scan => 1);
 	hook(type => "preprocess", id => "taglink", call => \&preprocess_taglink, scan => 1);
 	hook(type => "pagetemplate", id => "tag", call => \&pagetemplate);
-} # }}}
+}
 
-sub getopt () { #{{{
+sub getopt () {
 	eval q{use Getopt::Long};
 	error($@) if $@;
 	Getopt::Long::Configure('pass_through');
 	GetOptions("tagbase=s" => \$config{tagbase});
-} #}}}
+}
 
-sub getsetup () { #{{{
+sub getsetup () {
 	return
 		plugin => {
 			safe => 1,
@@ -36,35 +34,53 @@ sub getsetup () { #{{{
 			safe => 1,
 			rebuild => 1,
 		},
-} #}}}
+		tag_autocreate => {
+			type => "boolean",
+			example => 0,
+			description => "autocreate new tag pages?",
+			safe => 1,
+			rebuild => undef,
+		},
+}
 
-sub tagpage ($) { #{{{
+sub tagpage ($) {
 	my $tag=shift;
 			
 	if ($tag !~ m{^\.?/} &&
 	    defined $config{tagbase}) {
 		$tag="/".$config{tagbase}."/".$tag;
+		$tag=~y#/#/#s; # squash dups
 	}
 
 	return $tag;
-} #}}}
+}
 
-sub taglink ($$$;@) { #{{{
+sub taglink ($$$;@) {
 	my $page=shift;
 	my $destpage=shift;
 	my $tag=shift;
 	my %opts=@_;
 
-	my $link=tagpage($tag);
+	return htmllink($page, $destpage, tagpage($tag), %opts);
+}
+
+sub gentag ($) {
+	my $tag=shift;
+	if ($config{tag_autocreate}) {
+		my $tagfile = newpagefile(tagpage($tag), $config{default_pageext});
+		$tagfile=~s/^\///;
 
-	# Force tag creation links to create the tag under /tagbase,
-	# if there is a tagbase and this tag used it.
-	$link="/".$link if $tag ne $link;
+		add_autofile($tagfile, sub {
+			debug(sprintf(gettext("creating tag page %s"), $tag));
 
-	return htmllink($page, $destpage, $link, %opts);
-} #}}}
+			my $template=template("autotag.tmpl");
+			$template->param(tag => $tag);
+			writefile($tagfile, $config{srcdir}, $template->output);
+		});
+	}
+}
 
-sub preprocess_tag (@) { #{{{
+sub preprocess_tag (@) {
 	if (! @_) {
 		return "";
 	}
@@ -76,15 +92,18 @@ sub preprocess_tag (@) { #{{{
 
 	foreach my $tag (keys %params) {
 		$tag=linkpage($tag);
-		$tags{$page}{$tag}=1;
+		
 		# hidden WikiLink
-		push @{$links{$page}}, tagpage($tag);
+		add_link($page, tagpage($tag), 'tag');
+		
+		# add tagpage if necessary
+		gentag($tag);
 	}
 		
 	return "";
-} # }}}
+}
 
-sub preprocess_taglink (@) { #{{{
+sub preprocess_taglink (@) {
 	if (! @_) {
 		return "";
 	}
@@ -92,42 +111,48 @@ sub preprocess_taglink (@) { #{{{
 	return join(" ", map {
 		if (/(.*)\|(.*)/) {
 			my $tag=linkpage($2);
-			$tags{$params{page}}{$tag}=1;
-			push @{$links{$params{page}}}, tagpage($tag);
+			add_link($params{page}, tagpage($tag), 'tag');
 			return taglink($params{page}, $params{destpage}, $tag,
 				linktext => pagetitle($1));
 		}
 		else {
 			my $tag=linkpage($_);
-			$tags{$params{page}}{$tag}=1;
-			push @{$links{$params{page}}}, tagpage($tag);
+			add_link($params{page}, tagpage($tag), 'tag');
 			return taglink($params{page}, $params{destpage}, $tag);
 		}
 	}
 	grep {
 		$_ ne 'page' && $_ ne 'destpage' && $_ ne 'preview'
 	} keys %params);
-} # }}}
+}
 
-sub pagetemplate (@) { #{{{
+sub pagetemplate (@) {
 	my %params=@_;
 	my $page=$params{page};
 	my $destpage=$params{destpage};
 	my $template=$params{template};
 
+	my $tags = $typedlinks{$page}{tag};
+
 	$template->param(tags => [
 		map { 
 			link => taglink($page, $destpage, $_, rel => "tag")
-		}, sort keys %{$tags{$page}}
-	]) if exists $tags{$page} && %{$tags{$page}} && $template->query(name => "tags");
+		}, sort keys %$tags
+	]) if defined $tags && %$tags && $template->query(name => "tags");
 
 	if ($template->query(name => "categories")) {
 		# It's an rss/atom template. Add any categories.
-		if (exists $tags{$page} && %{$tags{$page}}) {
+		if (defined $tags && %$tags) {
 			$template->param(categories => [map { category => $_ },
-				sort keys %{$tags{$page}}]);
+				sort keys %$tags]);
 		}
 	}
-} # }}}
+}
+
+package IkiWiki::PageSpec;
+
+sub match_tagged ($$;@) {
+	return match_link($_[0], IkiWiki::Plugin::tag::tagpage($_[1]), linktype => 'tag');
+}
 
 1