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import v1.1.0_RC2 | 2009-09-20

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6543
2019-07-17 22:19:00 +02:00
parent 3b7ba80568
commit 38c146901c
2504 changed files with 101817 additions and 62316 deletions
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187
libs/Zend/Http/Client/Adapter/Socket.php
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@ -16,12 +16,18 @@
* @category Zend
* @package Zend_Http
* @subpackage Client_Adapter
* @version $Id: Socket.php 13013 2008-12-04 12:04:24Z yoshida@zend.co.jp $
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @version $Id: Socket.php 17124 2009-07-26 09:46:42Z shahar $
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/**
* @see Zend_Uri_Http
*/
require_once 'Zend/Uri/Http.php';
/**
* @see Zend_Http_Client_Adapter_Interface
*/
require_once 'Zend/Http/Client/Adapter/Interface.php';
/**
@ -31,7 +37,7 @@ require_once 'Zend/Http/Client/Adapter/Interface.php';
* @category Zend
* @package Zend_Http
* @subpackage Client_Adapter
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interface
@ -69,6 +75,13 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
*/
protected $method = null;
/**
* Stream context
*
* @var resource
*/
protected $_context = null;
/**
* Adapter constructor, currently empty. Config is set using setConfig()
*
@ -80,14 +93,18 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
/**
* Set the configuration array for the adapter
*
* @param array $config
* @param Zend_Config | array $config
*/
public function setConfig($config = array())
{
if (! is_array($config)) {
if ($config instanceof Zend_Config) {
$config = $config->toArray();
} elseif (! is_array($config)) {
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception(
'$concig expects an array, ' . gettype($config) . ' recieved.');
'Array or Zend_Config object expected, got ' . gettype($config)
);
}
foreach ($config as $k => $v) {
@ -95,13 +112,60 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
}
}
/**
* Set the stream context for the TCP connection to the server
*
* Can accept either a pre-existing stream context resource, or an array
* of stream options, similar to the options array passed to the
* stream_context_create() PHP function. In such case a new stream context
* will be created using the passed options.
*
* @since Zend Framework 1.9
*
* @param mixed $context Stream context or array of context options
* @return Zend_Http_Client_Adapter_Socket
*/
public function setStreamContext($context)
{
if (is_resource($context) && get_resource_type($context) == 'stream-context') {
$this->_context = $context;
} elseif (is_array($context)) {
$this->_context = stream_context_create($context);
} else {
// Invalid parameter
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception(
"Expecting either a stream context resource or array, got " . gettype($context)
);
}
return $this;
}
/**
* Get the stream context for the TCP connection to the server.
*
* If no stream context is set, will create a default one.
*
* @return resource
*/
public function getStreamContext()
{
if (! $this->_context) {
$this->_context = stream_context_create();
}
return $this->_context;
}
/**
* Connect to the remote server
*
* @param string $host
* @param int $port
* @param boolean $secure
* @param int $timeout
*/
public function connect($host, $port = 80, $secure = false)
{
@ -115,7 +179,7 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
// Now, if we are not connected, connect
if (! is_resource($this->socket) || ! $this->config['keepalive']) {
$context = stream_context_create();
$context = $this->getStreamContext();
if ($secure) {
if ($this->config['sslcert'] !== null) {
if (! stream_context_set_option($context, 'ssl', 'local_cert',
@ -142,6 +206,7 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
(int) $this->config['timeout'],
$flags,
$context);
if (! $this->socket) {
$this->close();
require_once 'Zend/Http/Client/Adapter/Exception.php';
@ -219,6 +284,7 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
// First, read headers only
$response = '';
$gotStatus = false;
while (($line = @fgets($this->socket)) !== false) {
$gotStatus = $gotStatus || (strpos($line, 'HTTP') !== false);
if ($gotStatus) {
@ -227,26 +293,39 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
}
}
$this->_checkSocketReadTimeout();
$statusCode = Zend_Http_Response::extractCode($response);
// Handle 100 and 101 responses internally by restarting the read again
if ($statusCode == 100 || $statusCode == 101) return $this->read();
// Check headers to see what kind of connection / transfer encoding we have
$headers = Zend_Http_Response::extractHeaders($response);
/**
* Responses to HEAD requests and 204 or 304 responses are not expected
* to have a body - stop reading here
*/
if ($statusCode == 304 || $statusCode == 204 ||
$this->method == Zend_Http_Client::HEAD) return $response;
$this->method == Zend_Http_Client::HEAD) {
// Check headers to see what kind of connection / transfer encoding we have
$headers = Zend_Http_Response::extractHeaders($response);
// Close the connection if requested to do so by the server
if (isset($headers['connection']) && $headers['connection'] == 'close') {
$this->close();
}
return $response;
}
// If we got a 'transfer-encoding: chunked' header
if (isset($headers['transfer-encoding'])) {
if ($headers['transfer-encoding'] == 'chunked') {
if (strtolower($headers['transfer-encoding']) == 'chunked') {
do {
$line = @fgets($this->socket);
$this->_checkSocketReadTimeout();
$chunk = $line;
// Figure out the next chunk size
@ -261,60 +340,70 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
// Convert the hexadecimal value to plain integer
$chunksize = hexdec($chunksize);
// Read chunk
$left_to_read = $chunksize;
while ($left_to_read > 0) {
$line = @fread($this->socket, $left_to_read);
if ($line === false || strlen($line) === 0)
{
// Read next chunk
$read_to = ftell($this->socket) + $chunksize;
do {
$current_pos = ftell($this->socket);
if ($current_pos >= $read_to) break;
$line = @fread($this->socket, $read_to - $current_pos);
if ($line === false || strlen($line) === 0) {
$this->_checkSocketReadTimeout();
break;
} else {
$chunk .= $line;
$left_to_read -= strlen($line);
}
// Break if the connection ended prematurely
if (feof($this->socket)) break;
}
} while (! feof($this->socket));
$chunk .= @fgets($this->socket);
$this->_checkSocketReadTimeout();
$response .= $chunk;
} while ($chunksize > 0);
} else {
$this->close();
throw new Zend_Http_Client_Adapter_Exception('Cannot handle "' .
$headers['transfer-encoding'] . '" transfer encoding');
}
// Else, if we got the content-length header, read this number of bytes
} elseif (isset($headers['content-length'])) {
$left_to_read = $headers['content-length'];
$current_pos = ftell($this->socket);
$chunk = '';
while ($left_to_read > 0) {
$chunk = @fread($this->socket, $left_to_read);
if ($chunk === false || strlen($chunk) === 0)
{
for ($read_to = $current_pos + $headers['content-length'];
$read_to > $current_pos;
$current_pos = ftell($this->socket)) {
$chunk = @fread($this->socket, $read_to - $current_pos);
if ($chunk === false || strlen($chunk) === 0) {
$this->_checkSocketReadTimeout();
break;
} else {
$left_to_read -= strlen($chunk);
$response .= $chunk;
}
$response .= $chunk;
// Break if the connection ended prematurely
if (feof($this->socket)) break;
}
// Fallback: just read the response until EOF
} else {
do {
$buff = @fread($this->socket, 8192);
if ($buff === false || strlen($buff) === 0)
{
break;
} else {
do {
$buff = @fread($this->socket, 8192);
if ($buff === false || strlen($buff) === 0) {
$this->_checkSocketReadTimeout();
break;
} else {
$response .= $buff;
}
} while (feof($this->socket) === false);
}
} while (feof($this->socket) === false);
$this->close();
}
@ -338,6 +427,28 @@ class Zend_Http_Client_Adapter_Socket implements Zend_Http_Client_Adapter_Interf
$this->connected_to = array(null, null);
}
/**
* Check if the socket has timed out - if so close connection and throw
* an exception
*
* @throws Zend_Http_Client_Adapter_Exception with READ_TIMEOUT code
*/
protected function _checkSocketReadTimeout()
{
if ($this->socket) {
$info = stream_get_meta_data($this->socket);
$timedout = $info['timed_out'];
if ($timedout) {
$this->close();
require_once 'Zend/Http/Client/Adapter/Exception.php';
throw new Zend_Http_Client_Adapter_Exception(
"Read timed out after {$this->config['timeout']} seconds",
Zend_Http_Client_Adapter_Exception::READ_TIMEOUT
);
}
}
}
/**
* Destructor: make sure the socket is disconnected
*