/**
* Intercept the exception and inject a response
*
* @param puzzle_message_ResponseInterface $response Response to set
*/
public function intercept(puzzle_message_ResponseInterface $response)
{
$this->stopPropagation();
$this->getTransaction()->setResponse($response);
$this->exception->setThrowImmediately(false);
puzzle_event_RequestEvents::emitComplete($this->getTransaction());
}
private function createResponseObject(puzzle_message_RequestInterface $request, array $headers, puzzle_adapter_TransactionInterface $transaction, puzzle_stream_StreamInterface $stream)
{
$parts = explode(' ', array_shift($headers), 3);
$options = array('protocol_version' => substr($parts[0], -3));
if (isset($parts[2])) {
$options['reason_phrase'] = $parts[2];
}
$response = $this->messageFactory->createResponse($parts[1], $this->headersFromLines($headers), null, $options);
// Automatically decode responses when instructed.
if ($request->getConfig()->get('decode_content')) {
switch ($response->getHeader('Content-Encoding')) {
case 'gzip':
case 'deflate':
$stream = new puzzle_stream_InflateStream($stream);
break;
}
}
// Drain the stream immediately if 'stream' was not enabled.
$config = $request->getConfig();
if (!$config['stream']) {
$stream = $this->getSaveToBody($request, $stream);
}
$response->setBody($stream);
$transaction->setResponse($response);
puzzle_event_RequestEvents::emitHeaders($transaction);
return $response;
}
/**
* Receive a response header from curl
*
* @param resource $curl Curl handle
* @param string $header Received header
*
* @return int
*/
public function receiveResponseHeader($curl, $header)
{
static $normalize = array("\r", "\n");
$length = strlen($header);
$header = str_replace($normalize, '', $header);
if (strpos($header, 'HTTP/') === 0) {
$startLine = explode(' ', $header, 3);
// Only download the body to a target body when a successful
// response is received.
if ($startLine[1][0] != '2') {
$this->body = null;
}
$this->statusCode = $startLine[1];
$this->reasonPhrase = isset($startLine[2]) ? $startLine[2] : null;
$this->protocolVersion = substr($startLine[0], -3);
$this->headers = array();
} elseif ($pos = strpos($header, ':')) {
$this->headers[substr($header, 0, $pos)][] = substr($header, $pos + 1);
} elseif ($header == '' && $this->statusCode >= 200) {
$response = $this->messageFactory->createResponse($this->statusCode, $this->headers, $this->body, array('protocol_version' => $this->protocolVersion, 'reason_phrase' => $this->reasonPhrase));
$this->headers = $this->body = null;
$this->transaction->setResponse($response);
// Allows events to react before downloading any of the body
puzzle_event_RequestEvents::emitHeaders($this->transaction);
}
return $length;
}
public function send(puzzle_adapter_TransactionInterface $transaction)
{
puzzle_event_RequestEvents::emitBefore($transaction);
if (!$transaction->getResponse()) {
// Read the request body if it is present
if ($transaction->getRequest()->getBody()) {
$transaction->getRequest()->getBody()->__toString();
}
$response = is_callable($this->response) ? call_user_func($this->response, $transaction) : $this->response;
if (!$response instanceof puzzle_message_ResponseInterface) {
throw new RuntimeException('Invalid mocked response');
}
$transaction->setResponse($response);
puzzle_event_RequestEvents::emitHeaders($transaction);
puzzle_event_RequestEvents::emitComplete($transaction);
}
return $transaction->getResponse();
}
private function validateResponseWasSet(puzzle_adapter_TransactionInterface $transaction, puzzle_adapter_curl_BatchContext $context)
{
if ($transaction->getResponse()) {
return true;
}
$body = $transaction->getRequest()->getBody();
if (!$body) {
// This is weird and should probably never happen.
puzzle_event_RequestEvents::emitError($transaction, new puzzle_exception_RequestException('No response was received for a request with no body. This' . ' could mean that you are saturating your network.', $transaction->getRequest()));
} elseif (!$body->isSeekable() || !$body->seek(0)) {
// Nothing we can do with this. Sorry!
puzzle_event_RequestEvents::emitError($transaction, new puzzle_exception_RequestException('The connection was unexpectedly closed. The request would' . ' have been retried, but attempting to rewind the' . ' request body failed. Consider wrapping your request' . ' body in a CachingStream decorator to work around this' . ' issue if necessary.', $transaction->getRequest()));
} else {
$this->retryFailedConnection($transaction, $context);
}
return false;
}
/**
* Convenience method for sending multiple requests in parallel and
* retrieving a hash map of requests to response objects or
* RequestException objects.
*
* Note: This method keeps every request and response in memory, and as
* such is NOT recommended when sending a large number or an indeterminable
* number of requests in parallel.
*
* @param puzzle_ClientInterface $client Client used to send the requests
* @param array|Iterator $requests Requests to send in parallel
* @param array $options Passes through the options available in
* {@see puzzle_ClientInterface::sendAll()}
*
* @return SplObjectStorage Requests are the key and each value is a
* {@see puzzle_message_ResponseInterface} if the request succeeded
* or a {@see puzzle_exception_RequestException} if it failed.
* @throws InvalidArgumentException if the event format is incorrect.
*/
function puzzle_batch(puzzle_ClientInterface $client, $requests, array $options = array())
{
global $__closure_puzzle_batch_hash;
$__closure_puzzle_batch_hash = new puzzle_SplObjectStorage();
foreach ($requests as $request) {
$__closure_puzzle_batch_hash->offsetSet($request);
}
// Merge the necessary complete and error events to the event listeners
// so that as each request succeeds or fails, it is added to the result
// hash.
$options = puzzle_event_RequestEvents::convertEventArray($options, array('complete', 'error'), array('priority' => puzzle_event_RequestEvents::EARLY, 'once' => true, 'fn' => '__callback_puzzle_batch_convertEvents'));
// Send the requests in parallel and aggregate the results.
$client->sendAll($requests, $options);
// Update the received value for any of the intercepted requests.
foreach ($__closure_puzzle_batch_hash as $request) {
$storedEvent = $__closure_puzzle_batch_hash->offsetGet($request);
if ($storedEvent instanceof puzzle_event_CompleteEvent) {
$__closure_puzzle_batch_hash->offsetSet($request, $storedEvent->getResponse());
} elseif ($storedEvent instanceof puzzle_event_ErrorEvent) {
$__closure_puzzle_batch_hash->offsetSet($request, $storedEvent->getException());
}
}
return $__closure_puzzle_batch_hash;
}
private function handleError(puzzle_adapter_TransactionInterface $transaction, $info, $handle)
{
$error = curl_error($handle);
$this->releaseEasyHandle($handle);
puzzle_event_RequestEvents::emitError($transaction, new puzzle_exception_AdapterException("cURL error {$info['curl_result']}: {$error}"), $info);
}
/**
* @dataProvider prepareEventProvider
*/
public function testConvertsEventArrays(array $in, array $events, $add, array $out)
{
$result = puzzle_event_RequestEvents::convertEventArray($in, $events, $add);
$this->assertEquals($out, $result);
}