Proyectos de Subversion Moodle

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