friendica_2021-01/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php
Alexander Kampmann 355c42cb30 Merge branch 'master' of https://github.com/friendica/friendica
Conflicts:
	include/config.php
	update.php
2012-04-05 13:39:15 +02:00

22 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