Server : nginx/1.18.0 System : Linux localhost 6.14.3-x86_64-linode168 #1 SMP PREEMPT_DYNAMIC Mon Apr 21 19:47:55 EDT 2025 x86_64 User : www-data ( 33) PHP Version : 8.0.16 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory : /var/www/ecommerce/vendor/guzzlehttp/psr7/src/ |
<?php
declare(strict_types=1);
namespace GuzzleHttp\Psr7;
use Psr\Http\Message\StreamInterface;
/**
* Uses PHP's zlib.inflate filter to inflate zlib (HTTP deflate, RFC1950) or gzipped (RFC1952) content.
*
* This stream decorator converts the provided stream to a PHP stream resource,
* then appends the zlib.inflate filter. The stream is then converted back
* to a Guzzle stream resource to be used as a Guzzle stream.
*
* @link http://tools.ietf.org/html/rfc1950
* @link http://tools.ietf.org/html/rfc1952
* @link http://php.net/manual/en/filters.compression.php
*/
final class InflateStream implements StreamInterface
{
use StreamDecoratorTrait;
public function __construct(StreamInterface $stream)
{
$resource = StreamWrapper::getResource($stream);
// Specify window=15+32, so zlib will use header detection to both gzip (with header) and zlib data
// See http://www.zlib.net/manual.html#Advanced definition of inflateInit2
// "Add 32 to windowBits to enable zlib and gzip decoding with automatic header detection"
// Default window size is 15.
stream_filter_append($resource, 'zlib.inflate', STREAM_FILTER_READ, ['window' => 15 + 32]);
$this->stream = $stream->isSeekable() ? new Stream($resource) : new NoSeekStream(new Stream($resource));
}
}