jidaikobo-shibata/a11yc

<?php
/**
 * * A11yc\Validate\Check\MustBeNumericAttr
 *
 * @package    part of A11yc
 * @author     Jidaikobo Inc.
 * @license    The MIT License (MIT)
 * @copyright  Jidaikobo Inc.
 * @link       http://www.jidaikobo.com
 */
namespace A11yc\Validate\Check;

use A11yc\Element;
use A11yc\Validate;

class MustBeNumericAttr extends Validate
{
    /**
     * numeric attr
     *
     * @return Bool
     */
    public static function check($url)
    {
        Validate\Set::log($url, 'must_be_numeric_attr', self::$unspec, 1);
        $str = Element\Get::ignoredHtml($url);
        $ms = Element\Get::elementsByRe($str, 'ignores', 'tags');
        if ( ! $ms[0])
        {
            Validate\Set::log($url, 'must_be_numeric_attr', self::$unspec, 4);
            return;
        }

        $targets = array(
            'width',
            'height',
            'border',
        );

        foreach ($ms[0] as $k => $v)
        {
            $attrs = Element\Get::attributes($v);

            foreach ($attrs as $attr => $val)
            {
                if ( ! in_array($attr, $targets)) continue;


                Validate\Set::errorAndLog(
                     ! is_numeric($val),
                    $url,
                    'must_be_numeric_attr',
                    $k,
                    $v,
                    $attr
                );
            }
        }
        static::addErrorToHtml($url, 'must_be_numeric_attr', static::$error_ids[$url], 'ignores');
    }
}