Test project for media files management.
<?php
declare(strict_types=1);
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Extension\Embed;
class DomainFilteringAdapter implements EmbedAdapterInterface
{
private EmbedAdapterInterface $decorated;
/** @psalm-var non-empty-string */
private string $regex;
/**
* @param string[] $allowedDomains
*/
public function __construct(EmbedAdapterInterface $decorated, array $allowedDomains)
{
$this->decorated = $decorated;
$this->regex = self::createRegex($allowedDomains);
}
/**
* {@inheritDoc}
*/
public function updateEmbeds(array $embeds): void
{
$this->decorated->updateEmbeds(\array_values(\array_filter($embeds, function (Embed $embed): bool {
return \preg_match($this->regex, $embed->getUrl()) === 1;
})));
}
/**
* @param string[] $allowedDomains
*
* @psalm-return non-empty-string
*/
private static function createRegex(array $allowedDomains): string
{
$allowedDomains = \array_map('preg_quote', $allowedDomains);
return '/^(?:https?:\/\/)?(?:[^.]+\.)*(' . \implode('|', $allowedDomains) . ')/';
}
}