Edit File: AlphaValue.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 } /** * @param string $number * @param HTMLPurifier_Config $config * @param HTMLPurifier_Context $context * @return string */ public function validate($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
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