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|
<?php
/**
* Slim Framework (https://slimframework.com)
*
* @license https://github.com/slimphp/Slim/blob/3.x/LICENSE.md (MIT License)
*/
namespace Slim\Http;
use Psr\Http\Message\StreamInterface;
/**
* Represents a non-readable stream that whenever it is written pushes
* the data back to the browser immediately.
*/
class NonBufferedBody implements StreamInterface
{
/**
* {@inheritdoc}
*/
public function __toString()
{
return '';
}
/**
* {@inheritdoc}
*/
public function close()
{
}
/**
* {@inheritdoc}
*/
public function detach()
{
return null;
}
/**
* {@inheritdoc}
*/
public function getSize()
{
return null;
}
/**
* {@inheritdoc}
*/
public function tell()
{
return 0;
}
/**
* {@inheritdoc}
*/
public function eof()
{
return true;
}
/**
* {@inheritdoc}
*/
public function isSeekable()
{
return false;
}
/**
* {@inheritdoc}
*/
public function seek($offset, $whence = SEEK_SET)
{
}
/**
* {@inheritdoc}
*/
public function rewind()
{
}
/**
* {@inheritdoc}
*/
public function isWritable()
{
return true;
}
/**
* {@inheritdoc}
*/
public function write($string)
{
$buffered = '';
while (0 < ob_get_level()) {
$buffered = ob_get_clean() . $buffered;
}
echo $buffered . $string;
flush();
return strlen($string) + strlen($buffered);
}
/**
* {@inheritdoc}
*/
public function isReadable()
{
return false;
}
/**
* {@inheritdoc}
*/
public function read($length)
{
return '';
}
/**
* {@inheritdoc}
*/
public function getContents()
{
return '';
}
/**
* {@inheritdoc}
*/
public function getMetadata($key = null)
{
return null;
}
}
|
