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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Http
* @subpackage Response
* @version $Id: Stream.php 24593 2012-01-05 20:35:02Z matthew $
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/**
* Zend_Http_Response represents an HTTP 1.0 / 1.1 response message. It
* includes easy access to all the response's different elemts, as well as some
* convenience methods for parsing and validating HTTP responses.
*
* @package Zend_Http
* @subpackage Response
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Http_Response_Stream extends Zend_Http_Response
{
/**
* Response as stream
*
* @var resource
*/
protected $stream;
/**
* The name of the file containing the stream
*
* Will be empty if stream is not file-based.
*
* @var string
*/
protected $stream_name;
/**
* Should we clean up the stream file when this response is closed?
*
* @var boolean
*/
protected $_cleanup;
/**
* Get the response as stream
*
* @return resourse
*/
public function getStream()
{
return $this->stream;
}
/**
* Set the response stream
*
* @param resourse $stream
* @return Zend_Http_Response_Stream
*/
public function setStream($stream)
{
$this->stream = $stream;
return $this;
}
/**
* Get the cleanup trigger
*
* @return boolean
*/
public function getCleanup() {
return $this->_cleanup;
}
/**
* Set the cleanup trigger
*
* @param bool $cleanup Set cleanup trigger
*/
public function setCleanup($cleanup = true) {
$this->_cleanup = $cleanup;
}
/**
* Get file name associated with the stream
*
* @return string
*/
public function getStreamName() {
return $this->stream_name;
}
/**
* Set file name associated with the stream
*
* @param string $stream_name Name to set
* @return Zend_Http_Response_Stream
*/
public function setStreamName($stream_name) {
$this->stream_name = $stream_name;
return $this;
}
/**
* HTTP response constructor
*
* In most cases, you would use Zend_Http_Response::fromString to parse an HTTP
* response string and create a new Zend_Http_Response object.
*
* NOTE: The constructor no longer accepts nulls or empty values for the code and
* headers and will throw an exception if the passed values do not form a valid HTTP
* responses.
*
* If no message is passed, the message will be guessed according to the response code.
*
* @param int $code Response code (200, 404, ...)
* @param array $headers Headers array
* @param string $body Response body
* @param string $version HTTP version
* @param string $message Response code as text
* @throws Zend_Http_Exception
*/
public function __construct($code, $headers, $body = null, $version = '1.1', $message = null)
{
if(is_resource($body)) {
$this->setStream($body);
$body = '';
}
parent::__construct($code, $headers, $body, $version, $message);
}
/**
* Create a new Zend_Http_Response_Stream object from a string
*
* @param string $response_str
* @param resource $stream
* @return Zend_Http_Response_Stream
*/
public static function fromStream($response_str, $stream)
{
$code = self::extractCode($response_str);
$headers = self::extractHeaders($response_str);
$version = self::extractVersion($response_str);
$message = self::extractMessage($response_str);
return new self($code, $headers, $stream, $version, $message);
}
/**
* Get the response body as string
*
* This method returns the body of the HTTP response (the content), as it
* should be in it's readable version - that is, after decoding it (if it
* was decoded), deflating it (if it was gzip compressed), etc.
*
* If you want to get the raw body (as transfered on wire) use
* $this->getRawBody() instead.
*
* @return string
*/
public function getBody()
{
if($this->stream != null) {
$this->readStream();
}
return parent::getBody();
}
/**
* Get the raw response body (as transfered "on wire") as string
*
* If the body is encoded (with Transfer-Encoding, not content-encoding -
* IE "chunked" body), gzip compressed, etc. it will not be decoded.
*
* @return string
*/
public function getRawBody()
{
if($this->stream) {
$this->readStream();
}
return $this->body;
}
/**
* Read stream content and return it as string
*
* Function reads the remainder of the body from the stream and closes the stream.
*
* @return string
*/
protected function readStream()
{
if(!is_resource($this->stream)) {
return '';
}
if(isset($headers['content-length'])) {
$this->body = stream_get_contents($this->stream, $headers['content-length']);
} else {
$this->body = stream_get_contents($this->stream);
}
fclose($this->stream);
$this->stream = null;
}
public function __destruct()
{
if(is_resource($this->stream)) {
fclose($this->stream);
$this->stream = null;
}
if($this->_cleanup) {
@unlink($this->stream_name);
}
}
}