Mercurial > hg > isophonics-drupal-site
diff vendor/guzzlehttp/psr7/src/DroppingStream.php @ 0:4c8ae668cc8c
Initial import (non-working)
author | Chris Cannam |
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date | Wed, 29 Nov 2017 16:09:58 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/vendor/guzzlehttp/psr7/src/DroppingStream.php Wed Nov 29 16:09:58 2017 +0000 @@ -0,0 +1,42 @@ +<?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)); + } +}