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-rw-r--r--perl/IkiWiki/Plugin/topbar.pm53
1 files changed, 53 insertions, 0 deletions
diff --git a/perl/IkiWiki/Plugin/topbar.pm b/perl/IkiWiki/Plugin/topbar.pm
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+++ b/perl/IkiWiki/Plugin/topbar.pm
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+#!/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