* Add a tail fin^W^Wsidebar plugin by Tuomo Valkonen.

* If a page links to itself, mark up the link text in a span with
  class="selflink" so that it can be styled. I don't have a useful style
  defined for that though.

IkiWiki.pm

@@ -345,7 +345,8 @@ sub htmllink ($$$;$$$) { #{{{
 
 	$linktext=pagetitle(basename($link)) unless defined $linktext;
 	
-	return $linktext if length $bestlink && $page eq $bestlink;
+	return "<span class=\"selflink\">$linktext</span>"
+		if length $bestlink && $page eq $bestlink;
 	
 	# TODO BUG: %renderedfiles may not have it, if the linked to page
 	# was also added and isn't yet rendered! Note that this bug is

IkiWiki/Plugin/sidebar.pm

@@ -0,0 +1,48 @@
+#!/usr/bin/perl
+# Sidebar plugin.
+# by Tuomo Valkonen <tuomov at iki dot fi>
+
+package IkiWiki::Plugin::sidebar;
+
+use warnings;
+use strict;
+use IkiWiki;
+
+sub import { #{{{
+	IkiWiki::hook(type => "pagetemplate", id => "sidebar", 
+		call => \&pagetemplate);
+} # }}}
+
+sub sidebar_content ($) { #{{{
+	my $page=shift;
+	
+	my $sidebar_page=IkiWiki::bestlink($page, "sidebar") || return;
+	my $sidebar_file=$IkiWiki::pagesources{$sidebar_page} || return;
+	my $sidebar_type=IkiWiki::pagetype($sidebar_file);
+	
+	if (defined $sidebar_type) {
+		IkiWiki::add_depends($page, $sidebar_page);
+		my $content=IkiWiki::readfile(IkiWiki::srcfile($sidebar_file));
+		return unless length $content;
+		return IkiWiki::htmlize($sidebar_type,
+		       IkiWiki::preprocess($sidebar_page, $page,
+		       IkiWiki::linkify($sidebar_page, $page, $content)));
+	}
+
+} # }}}
+
+sub pagetemplate (@) { #{{{
+	my %params=@_;
+
+	my $page=$params{page};
+	my $template=$params{template};
+	
+	if ($template->query(name => "sidebar")) {
+		my $content=sidebar_content($page);
+		if (defined $content && length $content) {
+		        $template->param(sidebar => $content);
+		}
+	}
+} # }}}
+
+1

basewiki/style.css

@@ -129,3 +129,12 @@ td.changelog {
 .normalPC { font-size: 100%; }
 .bigPC { font-size: 115%; }
 .biggestPC { font-size: 130%; }
+
+#sidebar {
+	line-height: 3ex;
+	width: 20ex;
+	float: right;
+	margin-left: 40px;
+	margin-bottom: 40px;
+	padding: 2ex 2ex;
+}

debian/changelog

@@ -1,3 +1,12 @@
+ikiwiki (1.21) UNRELEASED; urgency=low
+
+  * Add a tail fin^W^Wsidebar plugin by Tuomo Valkonen.
+  * If a page links to itself, mark up the link text in a span with
+    class="selflink" so that it can be styled. I don't have a useful style
+    defined for that though.
+
+ -- Joey Hess <joeyh@debian.org>  Thu, 17 Aug 2006 20:18:23 -0400
+
 ikiwiki (1.20) unstable; urgency=low
 
   * Relicense the templates and basewiki under the 2-clause BSD license.

doc/ikiwiki.setup

@@ -80,7 +80,8 @@ use IkiWiki::Setup::Standard {
 	
 	# To add plugins, list them here.
 	#add_plugins => [qw{meta tag pagecount brokenlinks search smiley
-	#                   wikitext camelcase pagestats htmltidy fortune}],
+	#                   wikitext camelcase pagestats htmltidy fortune
+	#                   sidebar}],
 	# If you want to disable any of the default plugins, list them here.
 	#disable_plugins => [qw{inline htmlscrubber}],
 }

doc/plugins.mdwn

@@ -1,7 +1,7 @@
 Most of ikiwiki's [[features]] are implemented as plugins. Beyond the
 [[type/core]] features, there are plugins to [[type/format]] text,
 use [[type/tags]], show [[type/meta]] information, do other [[type/useful]]
-stuff, or just have [[type/fun]].
+stuff, add [[type/chrome]] to the wiki, or just have [[type/fun]].
 
 There's documentation if you want to [[write]] your own plugins, or you can
 install and use plugins contributed by others. 

doc/plugins/sidebar.mdwn

@@ -0,0 +1,12 @@
+If this plugin is enabled, then a sidebar is added to pages in the wiki.
+The content of the sidebar is simply the content of a page named
+"sidebar".
+
+Typically this will be a page in the root of the wiki, but it can also be a
+[[SubPage]]. In fact, this page, [[plugins/sidebar|plugins/sidebar]], will
+be treated as a sidebar for the [[plugins]] page, and of all of its
+SubPages, if the plugin is enabled.
+
+This plugin is included in ikiwiki, but is not enabled by default.
+
+[[tag type/chrome]]

doc/plugins/type/chrome.mdwn

@@ -0,0 +1 @@
+These plugins affect the look and feel of the wiki.

templates/page.tmpl

@@ -45,6 +45,12 @@
 </div>
 </TMPL_IF>
 
+<TMPL_IF SIDEBAR>
+<div id="sidebar">
+<TMPL_VAR SIDEBAR>
+</div>
+</TMPL_IF>
+
 <div id="content">
 <TMPL_VAR CONTENT>
 </div>