respect-validation/library/Rules/Readable.php
Alexandre Gomes Gaigalas ab3732f91f Use SPDX IDs for licensing
SPDX IDs are shorter than licensing notes previously used, and
adhere better to FOSS standards. It is also machine-readable.
2023-02-19 00:19:10 -03:00

42 lines
851 B
PHP

<?php
/*
* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
* SPDX-License-Identifier: MIT
*/
declare(strict_types=1);
namespace Respect\Validation\Rules;
use Psr\Http\Message\StreamInterface;
use SplFileInfo;
use function is_readable;
use function is_string;
/**
* Validates if the given data is a file exists and is readable.
*
* @author Danilo Correa <danilosilva87@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
*/
final class Readable extends AbstractRule
{
/**
* {@inheritDoc}
*/
public function validate($input): bool
{
if ($input instanceof SplFileInfo) {
return $input->isReadable();
}
if ($input instanceof StreamInterface) {
return $input->isReadable();
}
return is_string($input) && is_readable($input);
}
}