From ca21b5880520c55091720f03b5aaffcab85081d3 Mon Sep 17 00:00:00 2001
From: Christian Schneider
Date: Thu, 8 Nov 2007 18:31:26 +0000
Subject: Always lowercase HTML tags in it_html::sanitize()

---
 it_html.class | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'it_html.class')

diff --git a/it_html.class b/it_html.class
index 958fe39..5632b78 100644
--- a/it_html.class
+++ b/it_html.class
@@ -383,6 +383,7 @@ function sanitize($html)
 	{
 		# Simple tags with content, no attributes kept
 		list($head, $tagname, $content, $tail) = $tag;
+		$tagname = strtolower($tagname);
 		$result .= it_html::sanitize($head) . "<$tagname>" . it_html::sanitize($content) . "</$tagname>" . it_html::sanitize($tail);
 	}
 	else if ($tag = it::match('(.*)<a[^>]+?href="(' . $urlpattern . ')"[^>]*?>(.*?)</a>(.*)', $html))
@@ -401,6 +402,7 @@ function sanitize($html)
 	{
 		# Simple tags without content, no attributes kept
 		list($head, $tagname, $tail) = $tag;
+		$tagname = strtolower($tagname);
 		$result .= it_html::sanitize($head) . "<$tagname />" . it_html::sanitize($tail);
 	}
 	else
-- 
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