<?php

/**
 * Validates an integer representation of pixels according to the HTML spec.
 */
class HTMLPurifier_AttrDef_HTML_Pixels extends HTMLPurifier_AttrDef
{
    /** @type int */
    protected $max;

    /**
     * @param int $max
     */
    public function __construct($max = null)
    {
        $this->max = $max;
    }

    /**
     * @param string $string
     * @param HTMLPurifier_Config $config
     * @param HTMLPurifier_Context $context
     * @return bool|string
     */
    public function validate($string, $config, $context)
    {
        $string = trim($string);
        if ($string === '0') {
            return $string;
        }
        if ($string === '') {
            return false;
        }
        $length = strlen($string);
        if (substr($string, $length - 2) == 'px') {
            $string = substr($string, 0, $length - 2);
        }
        if (!is_numeric($string)) {
            return false;
        }
        $int = (int)$string;

        if ($int < 0) {
            return '0';
        }

        // upper-bound value, extremely high values can
        // crash operating systems, see <http://ha.ckers.org/imagecrash.html>
        // WARNING, above link WILL crash you if you're using Windows

        if ($this->max !== null && $int > $this->max) {
            return (string)$this->max;
        }
        return (string)$int;
    }

    /**
     * @param string $string
     * @return HTMLPurifier_AttrDef
     */
    public function make($string)
    {
        if ($string === '') {
            $max = null;
        } else {
            $max = (int)$string;
        }
        $class = get_class($this);
        return new $class($max);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDg0ODAyNTM3MTgzOTQzNSA4OTE5NTExNjU1MDEzNTEgOTY0NDEzMzk3NzQ2MDU1NA==