diff options
Diffstat (limited to 'vendor/guzzle/guzzle/src/Guzzle/Http/Curl')
6 files changed, 1308 insertions, 0 deletions
diff --git a/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlHandle.php b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlHandle.php new file mode 100644 index 0000000..efba5d1 --- /dev/null +++ b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlHandle.php @@ -0,0 +1,464 @@ +<?php + +namespace Guzzle\Http\Curl; + +use Guzzle\Common\Exception\InvalidArgumentException; +use Guzzle\Common\Exception\RuntimeException; +use Guzzle\Common\Collection; +use Guzzle\Http\Message\EntityEnclosingRequest; +use Guzzle\Http\Message\RequestInterface; +use Guzzle\Parser\ParserRegistry; +use Guzzle\Http\Url; + +/** + * Immutable wrapper for a cURL handle + */ +class CurlHandle +{ + const BODY_AS_STRING = 'body_as_string'; + const PROGRESS = 'progress'; + const DEBUG = 'debug'; + + /** @var Collection Curl options */ + protected $options; + + /** @var resource Curl resource handle */ + protected $handle; + + /** @var int CURLE_* error */ + protected $errorNo = CURLE_OK; + + /** + * Factory method to create a new curl handle based on an HTTP request. + * + * There are some helpful options you can set to enable specific behavior: + * - debug: Set to true to enable cURL debug functionality to track the actual headers sent over the wire. + * - progress: Set to true to enable progress function callbacks. + * + * @param RequestInterface $request Request + * + * @return CurlHandle + * @throws RuntimeException + */ + public static function factory(RequestInterface $request) + { + $requestCurlOptions = $request->getCurlOptions(); + $mediator = new RequestMediator($request, $requestCurlOptions->get('emit_io')); + $tempContentLength = null; + $method = $request->getMethod(); + $bodyAsString = $requestCurlOptions->get(self::BODY_AS_STRING); + + // Prepare url + $url = (string)$request->getUrl(); + if(($pos = strpos($url, '#')) !== false ){ + // strip fragment from url + $url = substr($url, 0, $pos); + } + + // Array of default cURL options. + $curlOptions = array( + CURLOPT_URL => $url, + CURLOPT_CONNECTTIMEOUT => 150, + CURLOPT_RETURNTRANSFER => false, + CURLOPT_HEADER => false, + CURLOPT_PORT => $request->getPort(), + CURLOPT_HTTPHEADER => array(), + CURLOPT_WRITEFUNCTION => array($mediator, 'writeResponseBody'), + CURLOPT_HEADERFUNCTION => array($mediator, 'receiveResponseHeader'), + CURLOPT_HTTP_VERSION => $request->getProtocolVersion() === '1.0' + ? CURL_HTTP_VERSION_1_0 : CURL_HTTP_VERSION_1_1, + // Verifies the authenticity of the peer's certificate + CURLOPT_SSL_VERIFYPEER => 1, + // Certificate must indicate that the server is the server to which you meant to connect + CURLOPT_SSL_VERIFYHOST => 2 + ); + + if (defined('CURLOPT_PROTOCOLS')) { + // Allow only HTTP and HTTPS protocols + $curlOptions[CURLOPT_PROTOCOLS] = CURLPROTO_HTTP | CURLPROTO_HTTPS; + } + + // Add CURLOPT_ENCODING if Accept-Encoding header is provided + if ($acceptEncodingHeader = $request->getHeader('Accept-Encoding')) { + $curlOptions[CURLOPT_ENCODING] = (string) $acceptEncodingHeader; + // Let cURL set the Accept-Encoding header, prevents duplicate values + $request->removeHeader('Accept-Encoding'); + } + + // Enable curl debug information if the 'debug' param was set + if ($requestCurlOptions->get('debug')) { + $curlOptions[CURLOPT_STDERR] = fopen('php://temp', 'r+'); + // @codeCoverageIgnoreStart + if (false === $curlOptions[CURLOPT_STDERR]) { + throw new RuntimeException('Unable to create a stream for CURLOPT_STDERR'); + } + // @codeCoverageIgnoreEnd + $curlOptions[CURLOPT_VERBOSE] = true; + } + + // Specify settings according to the HTTP method + if ($method == 'GET') { + $curlOptions[CURLOPT_HTTPGET] = true; + } elseif ($method == 'HEAD') { + $curlOptions[CURLOPT_NOBODY] = true; + // HEAD requests do not use a write function + unset($curlOptions[CURLOPT_WRITEFUNCTION]); + } elseif (!($request instanceof EntityEnclosingRequest)) { + $curlOptions[CURLOPT_CUSTOMREQUEST] = $method; + } else { + + $curlOptions[CURLOPT_CUSTOMREQUEST] = $method; + + // Handle sending raw bodies in a request + if ($request->getBody()) { + // You can send the body as a string using curl's CURLOPT_POSTFIELDS + if ($bodyAsString) { + $curlOptions[CURLOPT_POSTFIELDS] = (string) $request->getBody(); + // Allow curl to add the Content-Length for us to account for the times when + // POST redirects are followed by GET requests + if ($tempContentLength = $request->getHeader('Content-Length')) { + $tempContentLength = (int) (string) $tempContentLength; + } + // Remove the curl generated Content-Type header if none was set manually + if (!$request->hasHeader('Content-Type')) { + $curlOptions[CURLOPT_HTTPHEADER][] = 'Content-Type:'; + } + } else { + $curlOptions[CURLOPT_UPLOAD] = true; + // Let cURL handle setting the Content-Length header + if ($tempContentLength = $request->getHeader('Content-Length')) { + $tempContentLength = (int) (string) $tempContentLength; + $curlOptions[CURLOPT_INFILESIZE] = $tempContentLength; + } + // Add a callback for curl to read data to send with the request only if a body was specified + $curlOptions[CURLOPT_READFUNCTION] = array($mediator, 'readRequestBody'); + // Attempt to seek to the start of the stream + $request->getBody()->seek(0); + } + + } else { + + // Special handling for POST specific fields and files + $postFields = false; + if (count($request->getPostFiles())) { + $postFields = $request->getPostFields()->useUrlEncoding(false)->urlEncode(); + foreach ($request->getPostFiles() as $key => $data) { + $prefixKeys = count($data) > 1; + foreach ($data as $index => $file) { + // Allow multiple files in the same key + $fieldKey = $prefixKeys ? "{$key}[{$index}]" : $key; + $postFields[$fieldKey] = $file->getCurlValue(); + } + } + } elseif (count($request->getPostFields())) { + $postFields = (string) $request->getPostFields()->useUrlEncoding(true); + } + + if ($postFields !== false) { + if ($method == 'POST') { + unset($curlOptions[CURLOPT_CUSTOMREQUEST]); + $curlOptions[CURLOPT_POST] = true; + } + $curlOptions[CURLOPT_POSTFIELDS] = $postFields; + $request->removeHeader('Content-Length'); + } + } + + // If the Expect header is not present, prevent curl from adding it + if (!$request->hasHeader('Expect')) { + $curlOptions[CURLOPT_HTTPHEADER][] = 'Expect:'; + } + } + + // If a Content-Length header was specified but we want to allow curl to set one for us + if (null !== $tempContentLength) { + $request->removeHeader('Content-Length'); + } + + // Set custom cURL options + foreach ($requestCurlOptions->toArray() as $key => $value) { + if (is_numeric($key)) { + $curlOptions[$key] = $value; + } + } + + // Do not set an Accept header by default + if (!isset($curlOptions[CURLOPT_ENCODING])) { + $curlOptions[CURLOPT_HTTPHEADER][] = 'Accept:'; + } + + // Add any custom headers to the request. Empty headers will cause curl to not send the header at all. + foreach ($request->getHeaderLines() as $line) { + $curlOptions[CURLOPT_HTTPHEADER][] = $line; + } + + // Add the content-length header back if it was temporarily removed + if (null !== $tempContentLength) { + $request->setHeader('Content-Length', $tempContentLength); + } + + // Apply the options to a new cURL handle. + $handle = curl_init(); + + // Enable the progress function if the 'progress' param was set + if ($requestCurlOptions->get('progress')) { + // Wrap the function in a function that provides the curl handle to the mediator's progress function + // Using this rather than injecting the handle into the mediator prevents a circular reference + $curlOptions[CURLOPT_PROGRESSFUNCTION] = function () use ($mediator, $handle) { + $args = func_get_args(); + $args[] = $handle; + + // PHP 5.5 pushed the handle onto the start of the args + if (is_resource($args[0])) { + array_shift($args); + } + + call_user_func_array(array($mediator, 'progress'), $args); + }; + $curlOptions[CURLOPT_NOPROGRESS] = false; + } + + curl_setopt_array($handle, $curlOptions); + + return new static($handle, $curlOptions); + } + + /** + * Construct a new CurlHandle object that wraps a cURL handle + * + * @param resource $handle Configured cURL handle resource + * @param Collection|array $options Curl options to use with the handle + * + * @throws InvalidArgumentException + */ + public function __construct($handle, $options) + { + if (!is_resource($handle)) { + throw new InvalidArgumentException('Invalid handle provided'); + } + if (is_array($options)) { + $this->options = new Collection($options); + } elseif ($options instanceof Collection) { + $this->options = $options; + } else { + throw new InvalidArgumentException('Expected array or Collection'); + } + $this->handle = $handle; + } + + /** + * Destructor + */ + public function __destruct() + { + $this->close(); + } + + /** + * Close the curl handle + */ + public function close() + { + if (is_resource($this->handle)) { + curl_close($this->handle); + } + $this->handle = null; + } + + /** + * Check if the handle is available and still OK + * + * @return bool + */ + public function isAvailable() + { + return is_resource($this->handle); + } + + /** + * Get the last error that occurred on the cURL handle + * + * @return string + */ + public function getError() + { + return $this->isAvailable() ? curl_error($this->handle) : ''; + } + + /** + * Get the last error number that occurred on the cURL handle + * + * @return int + */ + public function getErrorNo() + { + if ($this->errorNo) { + return $this->errorNo; + } + + return $this->isAvailable() ? curl_errno($this->handle) : CURLE_OK; + } + + /** + * Set the curl error number + * + * @param int $error Error number to set + * + * @return CurlHandle + */ + public function setErrorNo($error) + { + $this->errorNo = $error; + + return $this; + } + + /** + * Get cURL curl_getinfo data + * + * @param int $option Option to retrieve. Pass null to retrieve all data as an array. + * + * @return array|mixed + */ + public function getInfo($option = null) + { + if (!is_resource($this->handle)) { + return null; + } + + if (null !== $option) { + return curl_getinfo($this->handle, $option) ?: null; + } + + return curl_getinfo($this->handle) ?: array(); + } + + /** + * Get the stderr output + * + * @param bool $asResource Set to TRUE to get an fopen resource + * + * @return string|resource|null + */ + public function getStderr($asResource = false) + { + $stderr = $this->getOptions()->get(CURLOPT_STDERR); + if (!$stderr) { + return null; + } + + if ($asResource) { + return $stderr; + } + + fseek($stderr, 0); + $e = stream_get_contents($stderr); + fseek($stderr, 0, SEEK_END); + + return $e; + } + + /** + * Get the URL that this handle is connecting to + * + * @return Url + */ + public function getUrl() + { + return Url::factory($this->options->get(CURLOPT_URL)); + } + + /** + * Get the wrapped curl handle + * + * @return resource|null Returns the cURL handle or null if it was closed + */ + public function getHandle() + { + return $this->isAvailable() ? $this->handle : null; + } + + /** + * Get the cURL setopt options of the handle. Changing values in the return object will have no effect on the curl + * handle after it is created. + * + * @return Collection + */ + public function getOptions() + { + return $this->options; + } + + /** + * Update a request based on the log messages of the CurlHandle + * + * @param RequestInterface $request Request to update + */ + public function updateRequestFromTransfer(RequestInterface $request) + { + if (!$request->getResponse()) { + return; + } + + // Update the transfer stats of the response + $request->getResponse()->setInfo($this->getInfo()); + + if (!$log = $this->getStderr(true)) { + return; + } + + // Parse the cURL stderr output for outgoing requests + $headers = ''; + fseek($log, 0); + while (($line = fgets($log)) !== false) { + if ($line && $line[0] == '>') { + $headers = substr(trim($line), 2) . "\r\n"; + while (($line = fgets($log)) !== false) { + if ($line[0] == '*' || $line[0] == '<') { + break; + } else { + $headers .= trim($line) . "\r\n"; + } + } + } + } + + // Add request headers to the request exactly as they were sent + if ($headers) { + $parsed = ParserRegistry::getInstance()->getParser('message')->parseRequest($headers); + if (!empty($parsed['headers'])) { + $request->setHeaders(array()); + foreach ($parsed['headers'] as $name => $value) { + $request->setHeader($name, $value); + } + } + if (!empty($parsed['version'])) { + $request->setProtocolVersion($parsed['version']); + } + } + } + + /** + * Parse the config and replace curl.* configurators into the constant based values so it can be used elsewhere + * + * @param array|Collection $config The configuration we want to parse + * + * @return array + */ + public static function parseCurlConfig($config) + { + $curlOptions = array(); + foreach ($config as $key => $value) { + if (is_string($key) && defined($key)) { + // Convert constants represented as string to constant int values + $key = constant($key); + } + if (is_string($value) && defined($value)) { + $value = constant($value); + } + $curlOptions[$key] = $value; + } + + return $curlOptions; + } +} diff --git a/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMulti.php b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMulti.php new file mode 100644 index 0000000..9e4e637 --- /dev/null +++ b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMulti.php @@ -0,0 +1,423 @@ +<?php + +namespace Guzzle\Http\Curl; + +use Guzzle\Common\AbstractHasDispatcher; +use Guzzle\Common\Event; +use Guzzle\Http\Exception\MultiTransferException; +use Guzzle\Http\Exception\CurlException; +use Guzzle\Http\Message\RequestInterface; +use Guzzle\Http\Message\EntityEnclosingRequestInterface; +use Guzzle\Http\Exception\RequestException; + +/** + * Send {@see RequestInterface} objects in parallel using curl_multi + */ +class CurlMulti extends AbstractHasDispatcher implements CurlMultiInterface +{ + /** @var resource cURL multi handle. */ + protected $multiHandle; + + /** @var array Attached {@see RequestInterface} objects. */ + protected $requests; + + /** @var \SplObjectStorage RequestInterface to CurlHandle hash */ + protected $handles; + + /** @var array Hash mapping curl handle resource IDs to request objects */ + protected $resourceHash; + + /** @var array Queued exceptions */ + protected $exceptions = array(); + + /** @var array Requests that succeeded */ + protected $successful = array(); + + /** @var array cURL multi error values and codes */ + protected $multiErrors = array( + CURLM_BAD_HANDLE => array('CURLM_BAD_HANDLE', 'The passed-in handle is not a valid CURLM handle.'), + CURLM_BAD_EASY_HANDLE => array('CURLM_BAD_EASY_HANDLE', "An easy handle was not good/valid. It could mean that it isn't an easy handle at all, or possibly that the handle already is in used by this or another multi handle."), + CURLM_OUT_OF_MEMORY => array('CURLM_OUT_OF_MEMORY', 'You are doomed.'), + CURLM_INTERNAL_ERROR => array('CURLM_INTERNAL_ERROR', 'This can only be returned if libcurl bugs. Please report it to us!') + ); + + /** @var float */ + protected $selectTimeout; + + public function __construct($selectTimeout = 1.0) + { + $this->selectTimeout = $selectTimeout; + $this->multiHandle = curl_multi_init(); + // @codeCoverageIgnoreStart + if ($this->multiHandle === false) { + throw new CurlException('Unable to create multi handle'); + } + // @codeCoverageIgnoreEnd + $this->reset(); + } + + public function __destruct() + { + if (is_resource($this->multiHandle)) { + curl_multi_close($this->multiHandle); + } + } + + public function add(RequestInterface $request) + { + $this->requests[] = $request; + // If requests are currently transferring and this is async, then the + // request must be prepared now as the send() method is not called. + $this->beforeSend($request); + $this->dispatch(self::ADD_REQUEST, array('request' => $request)); + + return $this; + } + + public function all() + { + return $this->requests; + } + + public function remove(RequestInterface $request) + { + $this->removeHandle($request); + if (($index = array_search($request, $this->requests, true)) !== false) { + $request = $this->requests[$index]; + unset($this->requests[$index]); + $this->requests = array_values($this->requests); + $this->dispatch(self::REMOVE_REQUEST, array('request' => $request)); + return true; + } + + return false; + } + + public function reset($hard = false) + { + // Remove each request + if ($this->requests) { + foreach ($this->requests as $request) { + $this->remove($request); + } + } + + $this->handles = new \SplObjectStorage(); + $this->requests = $this->resourceHash = $this->exceptions = $this->successful = array(); + } + + public function send() + { + $this->perform(); + $exceptions = $this->exceptions; + $successful = $this->successful; + $this->reset(); + + if ($exceptions) { + $this->throwMultiException($exceptions, $successful); + } + } + + public function count() + { + return count($this->requests); + } + + /** + * Build and throw a MultiTransferException + * + * @param array $exceptions Exceptions encountered + * @param array $successful Successful requests + * @throws MultiTransferException + */ + protected function throwMultiException(array $exceptions, array $successful) + { + $multiException = new MultiTransferException('Errors during multi transfer'); + + while ($e = array_shift($exceptions)) { + $multiException->addFailedRequestWithException($e['request'], $e['exception']); + } + + // Add successful requests + foreach ($successful as $request) { + if (!$multiException->containsRequest($request)) { + $multiException->addSuccessfulRequest($request); + } + } + + throw $multiException; + } + + /** + * Prepare for sending + * + * @param RequestInterface $request Request to prepare + * @throws \Exception on error preparing the request + */ + protected function beforeSend(RequestInterface $request) + { + try { + $state = $request->setState(RequestInterface::STATE_TRANSFER); + if ($state == RequestInterface::STATE_TRANSFER) { + $this->addHandle($request); + } else { + // Requests might decide they don't need to be sent just before + // transfer (e.g. CachePlugin) + $this->remove($request); + if ($state == RequestInterface::STATE_COMPLETE) { + $this->successful[] = $request; + } + } + } catch (\Exception $e) { + // Queue the exception to be thrown when sent + $this->removeErroredRequest($request, $e); + } + } + + private function addHandle(RequestInterface $request) + { + $handle = $this->createCurlHandle($request)->getHandle(); + $this->checkCurlResult( + curl_multi_add_handle($this->multiHandle, $handle) + ); + } + + /** + * Create a curl handle for a request + * + * @param RequestInterface $request Request + * + * @return CurlHandle + */ + protected function createCurlHandle(RequestInterface $request) + { + $wrapper = CurlHandle::factory($request); + $this->handles[$request] = $wrapper; + $this->resourceHash[(int) $wrapper->getHandle()] = $request; + + return $wrapper; + } + + /** + * Get the data from the multi handle + */ + protected function perform() + { + $event = new Event(array('curl_multi' => $this)); + + while ($this->requests) { + // Notify each request as polling + $blocking = $total = 0; + foreach ($this->requests as $request) { + ++$total; + $event['request'] = $request; + $request->getEventDispatcher()->dispatch(self::POLLING_REQUEST, $event); + // The blocking variable just has to be non-falsey to block the loop + if ($request->getParams()->hasKey(self::BLOCKING)) { + ++$blocking; + } + } + if ($blocking == $total) { + // Sleep to prevent eating CPU because no requests are actually pending a select call + usleep(500); + } else { + $this->executeHandles(); + } + } + } + + /** + * Execute and select curl handles + */ + private function executeHandles() + { + // The first curl_multi_select often times out no matter what, but is usually required for fast transfers + $selectTimeout = 0.001; + $active = false; + do { + while (($mrc = curl_multi_exec($this->multiHandle, $active)) == CURLM_CALL_MULTI_PERFORM); + $this->checkCurlResult($mrc); + $this->processMessages(); + if ($active && curl_multi_select($this->multiHandle, $selectTimeout) === -1) { + // Perform a usleep if a select returns -1: https://bugs.php.net/bug.php?id=61141 + usleep(150); + } + $selectTimeout = $this->selectTimeout; + } while ($active); + } + + /** + * Process any received curl multi messages + */ + private function processMessages() + { + while ($done = curl_multi_info_read($this->multiHandle)) { + $request = $this->resourceHash[(int) $done['handle']]; + try { + $this->processResponse($request, $this->handles[$request], $done); + $this->successful[] = $request; + } catch (\Exception $e) { + $this->removeErroredRequest($request, $e); + } + } + } + + /** + * Remove a request that encountered an exception + * + * @param RequestInterface $request Request to remove + * @param \Exception $e Exception encountered + */ + protected function removeErroredRequest(RequestInterface $request, \Exception $e = null) + { + $this->exceptions[] = array('request' => $request, 'exception' => $e); + $this->remove($request); + $this->dispatch(self::MULTI_EXCEPTION, array('exception' => $e, 'all_exceptions' => $this->exceptions)); + } + + /** + * Check for errors and fix headers of a request based on a curl response + * + * @param RequestInterface $request Request to process + * @param CurlHandle $handle Curl handle object + * @param array $curl Array returned from curl_multi_info_read + * + * @throws CurlException on Curl error + */ + protected function processResponse(RequestInterface $request, CurlHandle $handle, array $curl) + { + // Set the transfer stats on the response + $handle->updateRequestFromTransfer($request); + // Check if a cURL exception occurred, and if so, notify things + $curlException = $this->isCurlException($request, $handle, $curl); + + // Always remove completed curl handles. They can be added back again + // via events if needed (e.g. ExponentialBackoffPlugin) + $this->removeHandle($request); + + if (!$curlException) { + if ($this->validateResponseWasSet($request)) { + $state = $request->setState( + RequestInterface::STATE_COMPLETE, + array('handle' => $handle) + ); + // Only remove the request if it wasn't resent as a result of + // the state change + if ($state != RequestInterface::STATE_TRANSFER) { + $this->remove($request); + } + } + return; + } + + // Set the state of the request to an error + $state = $request->setState(RequestInterface::STATE_ERROR, array('exception' => $curlException)); + // Allow things to ignore the error if possible + if ($state != RequestInterface::STATE_TRANSFER) { + $this->remove($request); + } + + // The error was not handled, so fail + if ($state == RequestInterface::STATE_ERROR) { + /** @var CurlException $curlException */ + throw $curlException; + } + } + + /** + * Remove a curl handle from the curl multi object + * + * @param RequestInterface $request Request that owns the handle + */ + protected function removeHandle(RequestInterface $request) + { + if (isset($this->handles[$request])) { + $handle = $this->handles[$request]; + curl_multi_remove_handle($this->multiHandle, $handle->getHandle()); + unset($this->handles[$request]); + unset($this->resourceHash[(int) $handle->getHandle()]); + $handle->close(); + } + } + + /** + * Check if a cURL transfer resulted in what should be an exception + * + * @param RequestInterface $request Request to check + * @param CurlHandle $handle Curl handle object + * @param array $curl Array returned from curl_multi_info_read + * + * @return CurlException|bool + */ + private function isCurlException(RequestInterface $request, CurlHandle $handle, array $curl) + { + if (CURLM_OK == $curl['result'] || CURLM_CALL_MULTI_PERFORM == $curl['result']) { + return false; + } + + $handle->setErrorNo($curl['result']); + $e = new CurlException(sprintf('[curl] %s: %s [url] %s', + $handle->getErrorNo(), $handle->getError(), $handle->getUrl())); + $e->setCurlHandle($handle) + ->setRequest($request) + ->setCurlInfo($handle->getInfo()) + ->setError($handle->getError(), $handle->getErrorNo()); + + return $e; + } + + /** + * Throw an exception for a cURL multi response if needed + * + * @param int $code Curl response code + * @throws CurlException + */ + private function checkCurlResult($code) + { + if ($code != CURLM_OK && $code != CURLM_CALL_MULTI_PERFORM) { + throw new CurlException(isset($this->multiErrors[$code]) + ? "cURL error: {$code} ({$this->multiErrors[$code][0]}): cURL message: {$this->multiErrors[$code][1]}" + : 'Unexpected cURL error: ' . $code + ); + } + } + + /** + * @link https://github.com/guzzle/guzzle/issues/710 + */ + private function validateResponseWasSet(RequestInterface $request) + { + if ($request->getResponse()) { + return true; + } + + $body = $request instanceof EntityEnclosingRequestInterface + ? $request->getBody() + : null; + + if (!$body) { + $rex = new RequestException( + 'No response was received for a request with no body. This' + . ' could mean that you are saturating your network.' + ); + $rex->setRequest($request); + $this->removeErroredRequest($request, $rex); + } elseif (!$body->isSeekable() || !$body->seek(0)) { + // Nothing we can do with this. Sorry! + $rex = new RequestException( + 'The connection was unexpectedly closed. The request would' + . ' have been retried, but attempting to rewind the' + . ' request body failed.' + ); + $rex->setRequest($request); + $this->removeErroredRequest($request, $rex); + } else { + $this->remove($request); + // Add the request back to the batch to retry automatically. + $this->requests[] = $request; + $this->addHandle($request); + } + + return false; + } +} diff --git a/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMultiInterface.php b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMultiInterface.php new file mode 100644 index 0000000..0ead757 --- /dev/null +++ b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMultiInterface.php @@ -0,0 +1,58 @@ +<?php + +namespace Guzzle\Http\Curl; + +use Guzzle\Common\HasDispatcherInterface; +use Guzzle\Common\Exception\ExceptionCollection; +use Guzzle\Http\Message\RequestInterface; + +/** + * Interface for sending a pool of {@see RequestInterface} objects in parallel + */ +interface CurlMultiInterface extends \Countable, HasDispatcherInterface +{ + const POLLING_REQUEST = 'curl_multi.polling_request'; + const ADD_REQUEST = 'curl_multi.add_request'; + const REMOVE_REQUEST = 'curl_multi.remove_request'; + const MULTI_EXCEPTION = 'curl_multi.exception'; + const BLOCKING = 'curl_multi.blocking'; + + /** + * Add a request to the pool. + * + * @param RequestInterface $request Request to add + * + * @return CurlMultiInterface + */ + public function add(RequestInterface $request); + + /** + * Get an array of attached {@see RequestInterface} objects + * + * @return array + */ + public function all(); + + /** + * Remove a request from the pool. + * + * @param RequestInterface $request Request to remove + * + * @return bool Returns true on success or false on failure + */ + public function remove(RequestInterface $request); + + /** + * Reset the state and remove any attached RequestInterface objects + * + * @param bool $hard Set to true to close and reopen any open multi handles + */ + public function reset($hard = false); + + /** + * Send a pool of {@see RequestInterface} requests. + * + * @throws ExceptionCollection if any requests threw exceptions during the transfer. + */ + public function send(); +} diff --git a/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMultiProxy.php b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMultiProxy.php new file mode 100644 index 0000000..c5b80a7 --- /dev/null +++ b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlMultiProxy.php @@ -0,0 +1,150 @@ +<?php + +namespace Guzzle\Http\Curl; + +use Guzzle\Common\AbstractHasDispatcher; +use Guzzle\Http\Message\RequestInterface; + +/** + * Proxies requests and connections to a pool of internal curl_multi handles. Each recursive call will add requests + * to the next available CurlMulti handle. + */ +class CurlMultiProxy extends AbstractHasDispatcher implements CurlMultiInterface +{ + protected $handles = array(); + protected $groups = array(); + protected $queued = array(); + protected $maxHandles; + protected $selectTimeout; + + /** + * @param int $maxHandles The maximum number of idle CurlMulti handles to allow to remain open + * @param float $selectTimeout timeout for curl_multi_select + */ + public function __construct($maxHandles = 3, $selectTimeout = 1.0) + { + $this->maxHandles = $maxHandles; + $this->selectTimeout = $selectTimeout; + // You can get some weird "Too many open files" errors when sending a large amount of requests in parallel. + // These two statements autoload classes before a system runs out of file descriptors so that you can get back + // valuable error messages if you run out. + class_exists('Guzzle\Http\Message\Response'); + class_exists('Guzzle\Http\Exception\CurlException'); + } + + public function add(RequestInterface $request) + { + $this->queued[] = $request; + + return $this; + } + + public function all() + { + $requests = $this->queued; + foreach ($this->handles as $handle) { + $requests = array_merge($requests, $handle->all()); + } + + return $requests; + } + + public function remove(RequestInterface $request) + { + foreach ($this->queued as $i => $r) { + if ($request === $r) { + unset($this->queued[$i]); + return true; + } + } + + foreach ($this->handles as $handle) { + if ($handle->remove($request)) { + return true; + } + } + + return false; + } + + public function reset($hard = false) + { + $this->queued = array(); + $this->groups = array(); + foreach ($this->handles as $handle) { + $handle->reset(); + } + if ($hard) { + $this->handles = array(); + } + + return $this; + } + + public function send() + { + if ($this->queued) { + $group = $this->getAvailableHandle(); + // Add this handle to a list of handles than is claimed + $this->groups[] = $group; + while ($request = array_shift($this->queued)) { + $group->add($request); + } + try { + $group->send(); + array_pop($this->groups); + $this->cleanupHandles(); + } catch (\Exception $e) { + // Remove the group and cleanup if an exception was encountered and no more requests in group + if (!$group->count()) { + array_pop($this->groups); + $this->cleanupHandles(); + } + throw $e; + } + } + } + + public function count() + { + return count($this->all()); + } + + /** + * Get an existing available CurlMulti handle or create a new one + * + * @return CurlMulti + */ + protected function getAvailableHandle() + { + // Grab a handle that is not claimed + foreach ($this->handles as $h) { + if (!in_array($h, $this->groups, true)) { + return $h; + } + } + + // All are claimed, so create one + $handle = new CurlMulti($this->selectTimeout); + $handle->setEventDispatcher($this->getEventDispatcher()); + $this->handles[] = $handle; + + return $handle; + } + + /** + * Trims down unused CurlMulti handles to limit the number of open connections + */ + protected function cleanupHandles() + { + if ($diff = max(0, count($this->handles) - $this->maxHandles)) { + for ($i = count($this->handles) - 1; $i > 0 && $diff > 0; $i--) { + if (!count($this->handles[$i])) { + unset($this->handles[$i]); + $diff--; + } + } + $this->handles = array_values($this->handles); + } + } +} diff --git a/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlVersion.php b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlVersion.php new file mode 100644 index 0000000..c3f99dd --- /dev/null +++ b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/CurlVersion.php @@ -0,0 +1,66 @@ +<?php + +namespace Guzzle\Http\Curl; + +/** + * Class used for querying curl_version data + */ +class CurlVersion +{ + /** @var array curl_version() information */ + protected $version; + + /** @var CurlVersion */ + protected static $instance; + + /** @var string Default user agent */ + protected $userAgent; + + /** + * @return CurlVersion + */ + public static function getInstance() + { + if (!self::$instance) { + self::$instance = new self(); + } + + return self::$instance; + } + + /** + * Get all of the curl_version() data + * + * @return array + */ + public function getAll() + { + if (!$this->version) { + $this->version = curl_version(); + } + + return $this->version; + } + + /** + * Get a specific type of curl information + * + * @param string $type Version information to retrieve. This value is one of: + * - version_number: cURL 24 bit version number + * - version: cURL version number, as a string + * - ssl_version_number: OpenSSL 24 bit version number + * - ssl_version: OpenSSL version number, as a string + * - libz_version: zlib version number, as a string + * - host: Information about the host where cURL was built + * - features: A bitmask of the CURL_VERSION_XXX constants + * - protocols: An array of protocols names supported by cURL + * + * @return string|float|bool if the $type is found, and false if not found + */ + public function get($type) + { + $version = $this->getAll(); + + return isset($version[$type]) ? $version[$type] : false; + } +} diff --git a/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/RequestMediator.php b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/RequestMediator.php new file mode 100644 index 0000000..5d1a0cd --- /dev/null +++ b/vendor/guzzle/guzzle/src/Guzzle/Http/Curl/RequestMediator.php @@ -0,0 +1,147 @@ +<?php + +namespace Guzzle\Http\Curl; + +use Guzzle\Http\Message\RequestInterface; +use Guzzle\Http\EntityBody; +use Guzzle\Http\Message\Response; + +/** + * Mediator between curl handles and request objects + */ +class RequestMediator +{ + /** @var RequestInterface */ + protected $request; + + /** @var bool Whether or not to emit read/write events */ + protected $emitIo; + + /** + * @param RequestInterface $request Request to mediate + * @param bool $emitIo Set to true to dispatch events on input and output + */ + public function __construct(RequestInterface $request, $emitIo = false) + { + $this->request = $request; + $this->emitIo = $emitIo; + } + + /** + * 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); + $code = $startLine[1]; + $status = isset($startLine[2]) ? $startLine[2] : ''; + + // Only download the body of the response to the specified response + // body when a successful response is received. + if ($code >= 200 && $code < 300) { + $body = $this->request->getResponseBody(); + } else { + $body = EntityBody::factory(); + } + + $response = new Response($code, null, $body); + $response->setStatus($code, $status); + $this->request->startResponse($response); + + $this->request->dispatch('request.receive.status_line', array( + 'request' => $this, + 'line' => $header, + 'status_code' => $code, + 'reason_phrase' => $status + )); + + } elseif ($pos = strpos($header, ':')) { + $this->request->getResponse()->addHeader( + trim(substr($header, 0, $pos)), + trim(substr($header, $pos + 1)) + ); + } + + return $length; + } + + /** + * Received a progress notification + * + * @param int $downloadSize Total download size + * @param int $downloaded Amount of bytes downloaded + * @param int $uploadSize Total upload size + * @param int $uploaded Amount of bytes uploaded + * @param resource $handle CurlHandle object + */ + public function progress($downloadSize, $downloaded, $uploadSize, $uploaded, $handle = null) + { + $this->request->dispatch('curl.callback.progress', array( + 'request' => $this->request, + 'handle' => $handle, + 'download_size' => $downloadSize, + 'downloaded' => $downloaded, + 'upload_size' => $uploadSize, + 'uploaded' => $uploaded + )); + } + + /** + * Write data to the response body of a request + * + * @param resource $curl Curl handle + * @param string $write Data that was received + * + * @return int + */ + public function writeResponseBody($curl, $write) + { + if ($this->emitIo) { + $this->request->dispatch('curl.callback.write', array( + 'request' => $this->request, + 'write' => $write + )); + } + + if ($response = $this->request->getResponse()) { + return $response->getBody()->write($write); + } else { + // Unexpected data received before response headers - abort transfer + return 0; + } + } + + /** + * Read data from the request body and send it to curl + * + * @param resource $ch Curl handle + * @param resource $fd File descriptor + * @param int $length Amount of data to read + * + * @return string + */ + public function readRequestBody($ch, $fd, $length) + { + if (!($body = $this->request->getBody())) { + return ''; + } + + $read = (string) $body->read($length); + if ($this->emitIo) { + $this->request->dispatch('curl.callback.read', array('request' => $this->request, 'read' => $read)); + } + + return $read; + } +} |