jidaikobo-shibata/a11yc

<?php
/**
 * * A11yc\Validate\Check\NoticeNonHtmlExists
 *
 * @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 NoticeNonHtmlExists extends Validate
{
    /**
     * non html exists
     *
     * @param String $url
     * @return Void
     */
    public static function check($url)
    {
        Validate\Set::log($url, 'notice_non_html_exists', self::$unspec, 1);
        $str = Element\Get::ignoredHtml($url);

        $ms = Element\Get::elementsByRe($str, 'ignores', 'anchors_and_values');
        if ( ! $ms[1]) return;

        $suspicious = array(
            'pdf',
            'doc',
            'docx',
            'xls',
            'xlsx',
            'ppt',
            'pptx',
        );
        $exists = array();

        foreach ($ms[1] as $m)
        {
            foreach ($suspicious as $vv)
            {
                $m = str_replace("'", '"', $m);
                if (strpos($m, '.'.$vv.'"') !== false)
                {
                    if ( ! isset($exists[$vv])) $exists[$vv] = 0;
                    $exists[$vv] = $exists[$vv] + 1;
                }
            }
        }

        if ( ! empty($exists))
        {
            $err_strs = array();
            foreach ($exists as $ext => $times)
            {
                $err_strs[] = $ext.' ('.sprintf(A11YC_LANG_COUNT_ITEMS, $times).')';
            }
            Validate\Set::error($url, 'notice_non_html_exists', 0, '', join(', ', $err_strs));
        }
        static::addErrorToHtml($url, 'notice_non_html_exists', static::$error_ids[$url], 'ignores');
    }
}