From 9c79c7183997909600ab38936100f1b7e3d30ac4 Mon Sep 17 00:00:00 2001
From: Denis Demesmaeker
Date: Sun, 9 Nov 2008 13:18:46 +0000
Subject: support also different charset in sanitize function

---
 it_html.class | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'it_html.class')

diff --git a/it_html.class b/it_html.class
index 75ebe9b..c4cb187 100644
--- a/it_html.class
+++ b/it_html.class
@@ -376,6 +376,7 @@ function sanitize($html)
 	$result = "";
 	$html = it::replace(array('[\0\s]+' => " "), $html);	# \s also matches \r and \n
 	$urlpattern = 'https?://[^">]+';
+	$charset = $GLOBALS['it_html']->p['charset'] ? $GLOBALS['it_html']->p['charset'] : 'iso-8859-1';
 
 	if ($tag = it::match("(.*)<(div|p|i|b)[^>]*>(.*?)</\\2>(.*)", $html))
 	{
@@ -388,13 +389,13 @@ function sanitize($html)
 	{
 		# Link tags, keeps only href attribute
 		list($head, $href, $content, $tail) = $tag;
-		$result .= it_html::sanitize($head) . '<a href="' . it_html::Q(html_entity_decode($href)) . '">' . it_html::sanitize($content) . "</a>" . it_html::sanitize($tail);
+		$result .= it_html::sanitize($head) . '<a href="' . it_html::Q(html_entity_decode($href), ENT_COMPAT, $charset) . '">' . it_html::sanitize($content) . "</a>" . it_html::sanitize($tail);
 	}
 	else if ($tag = it::match('(.*)<img[^>]+?src="(' . $urlpattern . ')"[^>]*?>(.*)', $html))
 	{
 		# Image tags, keeps only src attribute
 		list($head, $src, $tail) = $tag;
-		$result .= it_html::sanitize($head) . '<img src="' . it_html::Q(html_entity_decode($src)) . '" alt="" />' . it_html::sanitize($tail);
+		$result .= it_html::sanitize($head) . '<img src="' . it_html::Q(html_entity_decode($src, ENT_COMPAT, $charset)) . '" alt="" />' . it_html::sanitize($tail);
 	}
 	else if ($tag = it::match("(.*)<(br)[^>]*>(.*)", $html))
 	{
@@ -404,7 +405,7 @@ function sanitize($html)
 		$result .= it_html::sanitize($head) . "<$tagname />" . it_html::sanitize($tail);
 	}
 	else
-		$result = it_html::Q(it::replace(array('&#\d+;' => ""), html_entity_decode(strip_tags($html))));
+		$result = it_html::Q(it::replace(array('&#\d+;' => ""), html_entity_decode(strip_tags($html), ENT_COMPAT, $charset)));
 
 	return $result;
 }
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