HTMLUtil.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\Repository\HTML;
 
use ILIAS\Filesystem\Stream\Streams;
use ILIAS\HTTP;
use ILIAS\FileDelivery\Delivery;
 
class HTMLUtil
{
    public function __construct()
    {
    }
 
    public function escape(string $input): string
    {
        return htmlspecialchars(
            $input,
            ENT_QUOTES | ENT_SUBSTITUTE,
            'utf-8'
        );
    }
 
    public function escapeCurly(string $input): string
    {
        return str_replace(["{", "}"], ["&#123;", "&#125;"], $input);
    }
 
    public function strip(string $input): string
    {
        // see https://www.ilias.de/mantis/view.php?id=19727
        $str = \ilUtil::stripSlashes($input);
        if ($str !== $input) {
            $str = \ilUtil::stripSlashes(str_replace("<", "< ", $input));
        }
        return $str;
    }
}