rhymix/classes/security/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php
flyskyko e4306a789f Merge 1.5.2.3 (~r10623)
git-svn-id: http://xe-core.googlecode.com/svn/trunk@10624 201d5d3c-b55e-5fd7-737f-ddc643e51545
2012-04-26 09:17:29 +00:00

21 lines
562 B
PHP

<?php
class HTMLPurifier_AttrDef_CSS_AlphaValue extends HTMLPurifier_AttrDef_CSS_Number
{
public function __construct() {
parent::__construct(false); // opacity is non-negative, but we will clamp it
}
public function validate($number, $config, $context) {
$result = parent::validate($number, $config, $context);
if ($result === false) return $result;
$float = (float) $result;
if ($float < 0.0) $result = '0';
if ($float > 1.0) $result = '1';
return $result;
}
}
// vim: et sw=4 sts=4