From ed360d045a070569cd7bf3f9518c107b1e851cdb Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kitenet.net>
Date: Fri, 29 Jul 2011 12:54:30 +0200
Subject: Fix escaping of html entities in tag names.

Example case was a tag with & in its name, which resulted in a malformed
rss feed.
---
 IkiWiki/Plugin/tag.pm | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'IkiWiki/Plugin/tag.pm')

diff --git a/IkiWiki/Plugin/tag.pm b/IkiWiki/Plugin/tag.pm
index ca74fef90..096c92616 100644
--- a/IkiWiki/Plugin/tag.pm
+++ b/IkiWiki/Plugin/tag.pm
@@ -199,8 +199,10 @@ sub pagetemplate (@) {
 	if ($template->query(name => "categories")) {
 		# It's an rss/atom template. Add any categories.
 		if (defined $tags && %$tags) {
-			$template->param(categories => [map { category => tagname($_) },
-				sort keys %$tags]);
+			eval q{use HTML::Entities};
+			$template->param(categories =>
+				[map { category => HTML::Entities::encode_entities(tagname($_)) },
+					sort keys %$tags]);
 		}
 	}
 }
-- 
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