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    <h3>Editing: StreamWrapper.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

declare(strict_types=1);

namespace GuzzleHttp\Psr7;

use Psr\Http\Message\StreamInterface;

/**
 * Converts Guzzle streams into PHP stream resources.
 *
 * @see https://www.php.net/streamwrapper
 */
final class StreamWrapper
{
    /** @var resource */
    public $context;

    /** @var StreamInterface */
    private $stream;

    /** @var string r, r+, or w */
    private $mode;

    /**
     * Returns a resource representing the stream.
     *
     * @param StreamInterface $stream The stream to get a resource for
     *
     * @return resource
     *
     * @throws \InvalidArgumentException if stream is not readable or writable
     */
    public static function getResource(StreamInterface $stream)
    {
        self::register();

        if ($stream-&gt;isReadable()) {
            $mode = $stream-&gt;isWritable() ? 'r+' : 'r';
        } elseif ($stream-&gt;isWritable()) {
            $mode = 'w';
        } else {
            throw new \InvalidArgumentException('The stream must be readable, '
                . 'writable, or both.');
        }

        return fopen('guzzle://stream', $mode, false, self::createStreamContext($stream));
    }

    /**
     * Creates a stream context that can be used to open a stream as a php stream resource.
     *
     * @return resource
     */
    public static function createStreamContext(StreamInterface $stream)
    {
        return stream_context_create([
            'guzzle' =&gt; ['stream' =&gt; $stream]
        ]);
    }

    /**
     * Registers the stream wrapper if needed
     */
    public static function register(): void
    {
        if (!in_array('guzzle', stream_get_wrappers())) {
            stream_wrapper_register('guzzle', __CLASS__);
        }
    }

    public function stream_open(string $path, string $mode, int $options, string &amp;$opened_path = null): bool
    {
        $options = stream_context_get_options($this-&gt;context);

        if (!isset($options['guzzle']['stream'])) {
            return false;
        }

        $this-&gt;mode = $mode;
        $this-&gt;stream = $options['guzzle']['stream'];

        return true;
    }

    public function stream_read(int $count): string
    {
        return $this-&gt;stream-&gt;read($count);
    }

    public function stream_write(string $data): int
    {
        return $this-&gt;stream-&gt;write($data);
    }

    public function stream_tell(): int
    {
        return $this-&gt;stream-&gt;tell();
    }

    public function stream_eof(): bool
    {
        return $this-&gt;stream-&gt;eof();
    }

    public function stream_seek(int $offset, int $whence): bool
    {
        $this-&gt;stream-&gt;seek($offset, $whence);

        return true;
    }

    /**
     * @return resource|false
     */
    public function stream_cast(int $cast_as)
    {
        $stream = clone($this-&gt;stream);
        $resource = $stream-&gt;detach();

        return $resource ?? false;
    }

    /**
     * @return array&lt;int|string, int&gt;
     */
    public function stream_stat(): array
    {
        static $modeMap = [
            'r'  =&gt; 33060,
            'rb' =&gt; 33060,
            'r+' =&gt; 33206,
            'w'  =&gt; 33188,
            'wb' =&gt; 33188
        ];

        return [
            'dev'     =&gt; 0,
            'ino'     =&gt; 0,
            'mode'    =&gt; $modeMap[$this-&gt;mode],
            'nlink'   =&gt; 0,
            'uid'     =&gt; 0,
            'gid'     =&gt; 0,
            'rdev'    =&gt; 0,
            'size'    =&gt; $this-&gt;stream-&gt;getSize() ?: 0,
            'atime'   =&gt; 0,
            'mtime'   =&gt; 0,
            'ctime'   =&gt; 0,
            'blksize' =&gt; 0,
            'blocks'  =&gt; 0
        ];
    }

    /**
     * @return array&lt;int|string, int&gt;
     */
    public function url_stat(string $path, int $flags): array
    {
        return [
            'dev'     =&gt; 0,
            'ino'     =&gt; 0,
            'mode'    =&gt; 0,
            'nlink'   =&gt; 0,
            'uid'     =&gt; 0,
            'gid'     =&gt; 0,
            'rdev'    =&gt; 0,
            'size'    =&gt; 0,
            'atime'   =&gt; 0,
            'mtime'   =&gt; 0,
            'ctime'   =&gt; 0,
            'blksize' =&gt; 0,
            'blocks'  =&gt; 0
        ];
    }
}
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