SelfEmittableLazyOpenStream.php

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<?php
 
declare(strict_types=1);
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Core\Http;
 
use GuzzleHttp\Psr7\LazyOpenStream;
use GuzzleHttp\Psr7\StreamDecoratorTrait;
use Psr\Http\Message\StreamInterface;
 
class ‪SelfEmittableLazyOpenStream implements ‪SelfEmittableStreamInterface
{
    use StreamDecoratorTrait;
 
    protected readonly LazyOpenStream ‪$stream;
 
    public function ‪__construct(protected readonly string $filename)
    {
        $this->stream = new LazyOpenStream($filename, 'r');
    }
 
    public function ‪emit()
    {
        readfile($this->filename);
    }
 
    public function ‪isWritable(): bool
    {
        return false;
    }
 
    public function ‪write(string $string): int
    {
        throw new \RuntimeException('Cannot write to a ' . self::class, 1538331833);
    }
 
    protected function ‪createStream(): StreamInterface
    {
        return $this->stream->stream;
    }
}