1 files changed, 53 insertions, 0 deletions
diff --git a/perl/IkiWiki/Plugin/topbar.pm b/perl/IkiWiki/Plugin/topbar.pm
new file mode 100644
index 0000000..aa62a11
--- /dev/null
+++ b/perl/IkiWiki/Plugin/topbar.pm
@@ -0,0 +1,53 @@
+#!/usr/bin/perl
+# Topbar plugin.
+# by Jonas Smedegaard <dr@jones.dk>
+# Heavily based on Sidebar by Tuomo Valkonen <tuomov at iki dot fi> 
+
+package IkiWiki::Plugin::topbar;
+
+use warnings;
+use strict;
+use IkiWiki 2.00;
+
+sub import { #{{{
+	hook(type => "pagetemplate", id => "topbar", call => \&pagetemplate);
+} # }}}
+
+sub topbar_content ($) { #{{{
+	my $page=shift;
+	
+	my $topbar_page=bestlink($page, "topbar") || return;
+	my $topbar_file=$pagesources{$topbar_page} || return;
+	my $topbar_type=pagetype($topbar_file);
+	
+	if (defined $topbar_type) {
+		# FIXME: This isn't quite right; it won't take into account
+		# adding a new topbar page. So adding such a page
+		# currently requires a wiki rebuild.
+		add_depends($page, $topbar_page);
+
+		my $content=readfile(srcfile($topbar_file));
+		return unless length $content;
+		return IkiWiki::htmlize($topbar_page, $page, $topbar_type,
+		       IkiWiki::linkify($topbar_page, $page,
+		       IkiWiki::preprocess($topbar_page, $page,
+		       IkiWiki::filter($topbar_page, $page, $content))));
+	}
+
+} # }}}
+
+sub pagetemplate (@) { #{{{
+	my %params=@_;
+
+	my $page=$params{page};
+	my $template=$params{template};
+	
+	if ($template->query(name => "topbar")) {
+		my $content=topbar_content($page);
+		if (defined $content && length $content) {
+		        $template->param(topbar => $content);
+		}
+	}
+} # }}}
+
+1