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File: application/modules/extensions/aws/GuzzleHttp/Psr7/DroppingStream.php

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File: application/modules/extensions/aws/GuzzleHttp/Psr7/DroppingStream.php
Role: Application script
Content type: text/plain
Description: Application script
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Last change:
Date: 8 years ago
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<?php
namespace GuzzleHttp\Psr7;

use
Psr\Http\Message\StreamInterface;

/**
 * Stream decorator that begins dropping data once the size of the underlying
 * stream becomes too full.
 */
class DroppingStream implements StreamInterface
{
    use
StreamDecoratorTrait;

    private
$maxLength;

   
/**
     * @param StreamInterface $stream Underlying stream to decorate.
     * @param int $maxLength Maximum size before dropping data.
     */
   
public function __construct(StreamInterface $stream, $maxLength)
    {
       
$this->stream = $stream;
       
$this->maxLength = $maxLength;
    }

    public function
write($string)
    {
       
$diff = $this->maxLength - $this->stream->getSize();

       
// Begin returning 0 when the underlying stream is too large.
       
if ($diff <= 0) {
            return
0;
        }

       
// Write the stream or a subset of the stream if needed.
       
if (strlen($string) < $diff) {
            return
$this->stream->write($string);
        }

        return
$this->stream->write(substr($string, 0, $diff));
    }
}