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authoralecpl <alec@alec.pl>2011-11-15 16:47:40 +0000
committeralecpl <alec@alec.pl>2011-11-15 16:47:40 +0000
commit2eeb128d06ad37dea9bd1765784fb53e47ef527c (patch)
tree8831ed5ddbc8c572903fe5d8796287a92b63c606
parentc136f62ab0c4f6509670e7f18659f6e2a60e70f1 (diff)
- Fix washing styles with quoted values e.g. font-family
-rw-r--r--program/lib/washtml.php15
1 files changed, 9 insertions, 6 deletions
diff --git a/program/lib/washtml.php b/program/lib/washtml.php
index 1e6d5993c..9292aa158 100644
--- a/program/lib/washtml.php
+++ b/program/lib/washtml.php
@@ -141,13 +141,13 @@ class washtml
unset($p['html_elements'], $p['html_attribs'], $p['ignore_elements'], $p['block_elements']);
$this->config = $p + array('show_washed'=>true, 'allow_remote'=>false, 'cid_map'=>array());
}
-
+
/* Register a callback function for a certain tag */
public function add_callback($tagName, $callback)
{
$this->handlers[$tagName] = $callback;
}
-
+
/* Check CSS style */
private function wash_style($style) {
$s = '';
@@ -161,7 +161,7 @@ class washtml
preg_match('/^(url\(\s*[\'"]?([^\'"\)]*)[\'"]?\s*\)'./*1,2*/
'|rgb\(\s*[0-9]+\s*,\s*[0-9]+\s*,\s*[0-9]+\s*\)'.
'|-?[0-9.]+\s*(em|ex|px|cm|mm|in|pt|pc|deg|rad|grad|ms|s|hz|khz|%)?'.
- '|#[0-9a-f]{3,6}|[a-z0-9\-]+'.
+ '|#[0-9a-f]{3,6}|[a-z0-9", -]+'.
')\s*/i', $str, $match)) {
if ($match[2]) {
if (($src = $this->config['cid_map'][$match[2]])
@@ -178,8 +178,9 @@ class washtml
$value .= ' url('.htmlspecialchars($match[2], ENT_QUOTES).')';
}
}
- else if ($match[0] != 'url' && $match[0] != 'rbg') //whitelist ?
+ else if ($match[0] != 'url' && $match[0] != 'rgb') //whitelist ?
$value .= ' ' . $match[0];
+
$str = substr($str, strlen($match[0]));
}
if ($value)
@@ -200,8 +201,10 @@ class washtml
if (isset($this->_html_attribs[$key]) ||
($key == 'href' && preg_match('/^(http:|https:|ftp:|mailto:|#).+/i', $value)))
$t .= ' ' . $key . '="' . htmlspecialchars($value, ENT_QUOTES) . '"';
- else if ($key == 'style' && ($style = $this->wash_style($value)))
- $t .= ' style="' . $style . '"';
+ else if ($key == 'style' && ($style = $this->wash_style($value))) {
+ $quot = strpos($style, '"') !== false ? "'" : '"';
+ $t .= ' style=' . $quot . $style . $quot;
+ }
else if ($key == 'background' || ($key == 'src' && strtolower($node->tagName) == 'img')) { //check tagName anyway
if (($src = $this->config['cid_map'][$value])
|| ($src = $this->config['cid_map'][$this->config['base_url'].$value])) {