/**
* Callback function called by cURL for saving the response headers
*
* @param resource cURL handle
* @param string response header (with trailing CRLF)
* @return integer number of bytes saved
* @see HTTP_Request2_Response::parseHeaderLine()
*/
protected function callbackWriteHeader($ch, $string)
{
// we may receive a second set of headers if doing e.g. digest auth
if ($this->eventReceivedHeaders || !$this->eventSentHeaders) {
// don't bother with 100-Continue responses (bug #15785)
if (!$this->eventSentHeaders || $this->response->getStatus() >= 200) {
$this->request->setLastEvent('sentHeaders', curl_getinfo($ch, CURLINFO_HEADER_OUT));
}
$this->eventSentHeaders = true;
// we'll need a new response object
if ($this->eventReceivedHeaders) {
$this->eventReceivedHeaders = false;
$this->response = null;
}
}
if (empty($this->response)) {
$this->response = new HTTP_Request2_Response($string, false);
} else {
$this->response->parseHeaderLine($string);
if ('' == trim($string)) {
// don't bother with 100-Continue responses (bug #15785)
if (200 <= $this->response->getStatus()) {
$this->request->setLastEvent('receivedHeaders', $this->response);
}
$this->eventReceivedHeaders = true;
}
}
return strlen($string);
}
/**
* Callback function called by cURL for saving the response headers
*
* @param resource cURL handle
* @param string response header (with trailing CRLF)
* @return integer number of bytes saved
* @see HTTP_Request2_Response::parseHeaderLine()
*/
protected function callbackWriteHeader($ch, $string)
{
// we may receive a second set of headers if doing e.g. digest auth
if ($this->eventReceivedHeaders || !$this->eventSentHeaders) {
// don't bother with 100-Continue responses (bug #15785)
if (!$this->eventSentHeaders || $this->response->getStatus() >= 200) {
$this->request->setLastEvent('sentHeaders', curl_getinfo($ch, CURLINFO_HEADER_OUT));
}
$upload = curl_getinfo($ch, CURLINFO_SIZE_UPLOAD);
// if body wasn't read by a callback, send event with total body size
if ($upload > $this->position) {
$this->request->setLastEvent('sentBodyPart', $upload - $this->position);
$this->position = $upload;
}
if ($upload && (!$this->eventSentHeaders || $this->response->getStatus() >= 200)) {
$this->request->setLastEvent('sentBody', $upload);
}
$this->eventSentHeaders = true;
// we'll need a new response object
if ($this->eventReceivedHeaders) {
$this->eventReceivedHeaders = false;
$this->response = null;
}
}
if (empty($this->response)) {
$this->response = new HTTP_Request2_Response($string, false);
} else {
$this->response->parseHeaderLine($string);
if ('' == trim($string)) {
// don't bother with 100-Continue responses (bug #15785)
if (200 <= $this->response->getStatus()) {
$this->request->setLastEvent('receivedHeaders', $this->response);
}
if ($this->request->getConfig('follow_redirects') && $this->response->isRedirect()) {
$redirectUrl = new Net_URL2($this->response->getHeader('location'));
// for versions lower than 5.2.10, check the redirection URL protocol
if (!defined('CURLOPT_REDIR_PROTOCOLS') && $redirectUrl->isAbsolute() && !in_array($redirectUrl->getScheme(), array('http', 'https'))) {
return -1;
}
if ($jar = $this->request->getCookieJar()) {
$jar->addCookiesFromResponse($this->response, $this->request->getUrl());
if (!$redirectUrl->isAbsolute()) {
$redirectUrl = $this->request->getUrl()->resolve($redirectUrl);
}
if ($cookies = $jar->getMatching($redirectUrl, true)) {
curl_setopt($ch, CURLOPT_COOKIE, $cookies);
}
}
}
$this->eventReceivedHeaders = true;
}
}
return strlen($string);
}
/**
* Creates a array of responses from the batch response body.
*
* @param string $body The HTTP response body.
* @param IMimeReaderWriter $mimeSerializer The MIME reader and writer.
*
* @return array
*/
private static function _constructResponses($body, $mimeSerializer)
{
$responses = array();
$parts = $mimeSerializer->decodeMimeMultipart($body);
// Decrease the count of parts to remove the batch response body and just
// include change sets response body. We may need to undo this action in
// case that batch response body has useful info.
$count = count($parts) - 1;
for ($i = 0; $i < $count; $i++) {
$lines = explode("\r\n", $parts[$i]);
$response = new \HTTP_Request2_Response($lines[0]);
$j = 1;
do {
$headerLine = $lines[$j++];
$response->parseHeaderLine($headerLine);
} while (Resources::EMPTY_STRING != $headerLine);
$body = implode("\r\n", array_slice($lines, $j));
$response->appendBody($body);
$responses[] = $response;
}
return $responses;
}
/**
* Constructor
*
* @param string $content Http response
* as string
*
* @param WindowsAzure\Common\Internal\Http\BatchRequest $request Source batch
* request object
*/
public function __construct($content, $request = null)
{
$params['include_bodies'] = true;
$params['input'] = $content;
$mimeDecoder = new \Mail_mimeDecode($content);
$structure = $mimeDecoder->decode($params);
$parts = $structure->parts;
$this->_contexts = array();
$requestContexts = null;
if ($request != null) {
Validate::isA($request, 'WindowsAzure\\Common\\Internal\\Http\\BatchRequest', 'request');
$requestContexts = $request->getContexts();
}
$i = 0;
foreach ($parts as $part) {
if (!empty($part->body)) {
$headerEndPos = strpos($part->body, "\r\n\r\n");
$header = substr($part->body, 0, $headerEndPos);
$body = substr($part->body, $headerEndPos + 4);
$headerStrings = explode("\r\n", $header);
$response = new \HTTP_Request2_Response(array_shift($headerStrings));
foreach ($headerStrings as $headerString) {
$response->parseHeaderLine($headerString);
}
$response->appendBody($body);
$this->_contexts[] = $response;
if (is_array($requestContexts)) {
$expectedCodes = $requestContexts[$i]->getStatusCodes();
$statusCode = $response->getStatus();
if (!in_array($statusCode, $expectedCodes)) {
$reason = $response->getReasonPhrase();
throw new ServiceException($statusCode, $reason, $body);
}
}
$i++;
}
}
}
/**
* Reads the remote server's response
*
* @return HTTP_Request2_Response
* @throws HTTP_Request2_Exception
*/
protected function readResponse()
{
$bufferSize = $this->request->getConfig('buffer_size');
do {
$response = new HTTP_Request2_Response($this->readLine($bufferSize), true);
do {
$headerLine = $this->readLine($bufferSize);
$response->parseHeaderLine($headerLine);
} while ('' != $headerLine);
} while (in_array($response->getStatus(), array(100, 101)));
$this->request->setLastEvent('receivedHeaders', $response);
// No body possible in such responses
if (HTTP_Request2::METHOD_HEAD == $this->request->getMethod() || HTTP_Request2::METHOD_CONNECT == $this->request->getMethod() && 200 <= $response->getStatus() && 300 > $response->getStatus() || in_array($response->getStatus(), array(204, 304))) {
return $response;
}
$chunked = 'chunked' == $response->getHeader('transfer-encoding');
$length = $response->getHeader('content-length');
$hasBody = false;
if ($chunked || null === $length || 0 < intval($length)) {
// RFC 2616, section 4.4:
// 3. ... If a message is received with both a
// Transfer-Encoding header field and a Content-Length header field,
// the latter MUST be ignored.
$toRead = $chunked || null === $length ? null : $length;
$this->chunkLength = 0;
while (!feof($this->socket) && (is_null($toRead) || 0 < $toRead)) {
if ($chunked) {
$data = $this->readChunked($bufferSize);
} elseif (is_null($toRead)) {
$data = $this->fread($bufferSize);
} else {
$data = $this->fread(min($toRead, $bufferSize));
$toRead -= strlen($data);
}
if ('' == $data && (!$this->chunkLength || feof($this->socket))) {
break;
}
$hasBody = true;
if ($this->request->getConfig('store_body')) {
$response->appendBody($data);
}
if (!in_array($response->getHeader('content-encoding'), array('identity', null))) {
$this->request->setLastEvent('receivedEncodedBodyPart', $data);
} else {
$this->request->setLastEvent('receivedBodyPart', $data);
}
}
}
if ($hasBody) {
$this->request->setLastEvent('receivedBody', $response);
}
return $response;
}
protected function readResponseFromFile($filename)
{
$fp = fopen(dirname(dirname(__FILE__)) . '/_files/' . $filename, 'rb');
$response = new HTTP_Request2_Response(fgets($fp));
do {
$headerLine = fgets($fp);
$response->parseHeaderLine($headerLine);
} while ('' != trim($headerLine));
while (!feof($fp)) {
$response->appendBody(fread($fp, 1024));
}
return $response;
}
/**
* Creates a new HTTP_Request2_Response object from a file
*
* @param resource file pointer returned by fopen()
* @return HTTP_Request2_Response
* @throws HTTP_Request2_Exception
*/
public static function createResponseFromFile($fp)
{
$response = new HTTP_Request2_Response(fgets($fp));
do {
$headerLine = fgets($fp);
$response->parseHeaderLine($headerLine);
} while ('' != trim($headerLine));
while (!feof($fp)) {
$response->appendBody(fread($fp, 8192));
}
return $response;
}
/**
* Reads the remote server's response
*
* @return HTTP_Request2_Response
* @throws HTTP_Request2_Exception
*/
protected function readResponse()
{
$bufferSize = $this->request->getConfig('buffer_size');
// http://tools.ietf.org/html/rfc2616#section-8.2.3
// ...the client SHOULD NOT wait for an indefinite period before sending the request body
$timeout = $this->expect100Continue ? 1 : null;
do {
try {
$response = new HTTP_Request2_Response($this->socket->readLine($bufferSize, $timeout), true, $this->request->getUrl());
do {
$headerLine = $this->socket->readLine($bufferSize);
$response->parseHeaderLine($headerLine);
} while ('' != $headerLine);
} catch (HTTP_Request2_MessageException $e) {
if (HTTP_Request2_Exception::TIMEOUT === $e->getCode() && $this->expect100Continue) {
return null;
}
throw $e;
}
if ($this->expect100Continue && 100 == $response->getStatus()) {
return $response;
}
} while (in_array($response->getStatus(), array(100, 101)));
$this->request->setLastEvent('receivedHeaders', $response);
// No body possible in such responses
if (HTTP_Request2::METHOD_HEAD == $this->request->getMethod() || HTTP_Request2::METHOD_CONNECT == $this->request->getMethod() && 200 <= $response->getStatus() && 300 > $response->getStatus() || in_array($response->getStatus(), array(204, 304))) {
return $response;
}
$chunked = 'chunked' == $response->getHeader('transfer-encoding');
$length = $response->getHeader('content-length');
$hasBody = false;
if ($chunked || null === $length || 0 < intval($length)) {
// RFC 2616, section 4.4:
// 3. ... If a message is received with both a
// Transfer-Encoding header field and a Content-Length header field,
// the latter MUST be ignored.
$toRead = $chunked || null === $length ? null : $length;
$this->chunkLength = 0;
while (!$this->socket->eof() && (is_null($toRead) || 0 < $toRead)) {
if ($chunked) {
$data = $this->readChunked($bufferSize);
} elseif (is_null($toRead)) {
$data = $this->socket->read($bufferSize);
} else {
$data = $this->socket->read(min($toRead, $bufferSize));
$toRead -= strlen($data);
}
if ('' == $data && (!$this->chunkLength || $this->socket->eof())) {
break;
}
$hasBody = true;
if ($this->request->getConfig('store_body')) {
$response->appendBody($data);
}
if (!in_array($response->getHeader('content-encoding'), array('identity', null))) {
$this->request->setLastEvent('receivedEncodedBodyPart', $data);
} else {
$this->request->setLastEvent('receivedBodyPart', $data);
}
}
}
if ($hasBody) {
$this->request->setLastEvent('receivedBody', $response);
}
return $response;
}
