/**
* Get the canonicalized query/parameter string for a request
*
* @param RequestInterface $request Request used to build canonicalized string
*
* @return string
*/
public function getCanonicalizedParameterString(RequestInterface $request)
{
if ($request->getMethod() == 'POST') {
$params = $request->getPostFields()->toArray();
} else {
$params = $request->getQuery()->toArray();
}
// Don't resign a previous signature value
unset($params['Signature']);
uksort($params, 'strcmp');
$str = '';
foreach ($params as $key => $val) {
$str .= rawurlencode($key) . '=' . rawurlencode($val) . '&';
}
return substr($str, 0, -1);
}
public function getParamsToSign(RequestInterface $request, $timestamp, $nonce)
{
$params = new Collection(array('oauth_consumer_key' => $this->config['consumer_key'], 'oauth_nonce' => $nonce, 'oauth_signature_method' => $this->config['signature_method'], 'oauth_timestamp' => $timestamp, 'oauth_version' => $this->config['version']));
// Filter out oauth_token during temp token step, as in request_token.
if ($this->config['token'] !== false) {
$params->add('oauth_token', $this->config['token']);
}
// Add call back uri
if (isset($this->config['callback_uri']) && !empty($this->config['callback_uri'])) {
$params->add('oauth_callback', $this->config['callback_uri']);
}
// Add query string parameters
$params->merge($request->getQuery());
// Add POST fields to signing string
if (!$this->config->get('disable_post_params') && $request instanceof EntityEnclosingRequestInterface && false !== strpos($request->getHeader('Content-Type'), 'application/x-www-form-urlencoded')) {
$params->merge($request->getPostFields());
}
// Sort params
$params = $params->getAll();
ksort($params);
return $params;
}
/**
* 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, CURLOPT_SSL_VERIFYPEER => 1, 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][] = $line;
}
// Add the content-length header back if it was temporarily removed
if ($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);
}
/**
* Get the payload part of a signature from a request.
*
* @param RequestInterface $request
*
* @return string
*/
protected function getPayload(RequestInterface $request)
{
// Calculate the request signature payload
if ($request->hasHeader('x-amz-content-sha256')) {
// Handle streaming operations (e.g. Glacier.UploadArchive)
return (string) $request->getHeader('x-amz-content-sha256');
}
if ($request instanceof EntityEnclosingRequestInterface) {
return hash('sha256', $request->getMethod() == 'POST' && count($request->getPostFields()) ? (string) $request->getPostFields() : (string) $request->getBody());
}
return self::DEFAULT_PAYLOAD;
}
/**
* Add body (content) specific options to the context options
*
* @param RequestInterface $request
*/
protected function addBodyOptions(RequestInterface $request)
{
// Add the content for the request if needed
if (!$request instanceof EntityEnclosingRequestInterface) {
return;
}
if (count($request->getPostFields())) {
$this->setContextValue('http', 'content', (string) $request->getPostFields(), true);
} elseif ($request->getBody()) {
$this->setContextValue('http', 'content', (string) $request->getBody(), true);
}
// Always ensure a content-length header is sent
if (isset($this->contextOptions['http']['content'])) {
$headers = isset($this->contextOptions['http']['header']) ? $this->contextOptions['http']['header'] : array();
$headers[] = 'Content-Length: ' . strlen($this->contextOptions['http']['content']);
$this->setContextValue('http', 'header', $headers, true);
}
}
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);
$url = (string) $request->getUrl();
if (($pos = strpos($url, '#')) !== false) {
$url = substr($url, 0, $pos);
}
$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, CURLOPT_SSL_VERIFYPEER => 1, CURLOPT_SSL_VERIFYHOST => 2);
if (defined('CURLOPT_PROTOCOLS')) {
$curlOptions[CURLOPT_PROTOCOLS] = CURLPROTO_HTTP | CURLPROTO_HTTPS;
}
if ($acceptEncodingHeader = $request->getHeader('Accept-Encoding')) {
$curlOptions[CURLOPT_ENCODING] = (string) $acceptEncodingHeader;
$request->removeHeader('Accept-Encoding');
}
if ($requestCurlOptions->get('debug')) {
$curlOptions[CURLOPT_STDERR] = fopen('php://temp', 'r+');
if (false === $curlOptions[CURLOPT_STDERR]) {
throw new RuntimeException('Unable to create a stream for CURLOPT_STDERR');
}
$curlOptions[CURLOPT_VERBOSE] = true;
}
if ($method == 'GET') {
$curlOptions[CURLOPT_HTTPGET] = true;
} elseif ($method == 'HEAD') {
$curlOptions[CURLOPT_NOBODY] = true;
unset($curlOptions[CURLOPT_WRITEFUNCTION]);
} elseif (!$request instanceof EntityEnclosingRequest) {
$curlOptions[CURLOPT_CUSTOMREQUEST] = $method;
} else {
$curlOptions[CURLOPT_CUSTOMREQUEST] = $method;
if ($request->getBody()) {
if ($bodyAsString) {
$curlOptions[CURLOPT_POSTFIELDS] = (string) $request->getBody();
if ($tempContentLength = $request->getHeader('Content-Length')) {
$tempContentLength = (int) (string) $tempContentLength;
}
if (!$request->hasHeader('Content-Type')) {
$curlOptions[CURLOPT_HTTPHEADER][] = 'Content-Type:';
}
} else {
$curlOptions[CURLOPT_UPLOAD] = true;
if ($tempContentLength = $request->getHeader('Content-Length')) {
$tempContentLength = (int) (string) $tempContentLength;
$curlOptions[CURLOPT_INFILESIZE] = $tempContentLength;
}
$curlOptions[CURLOPT_READFUNCTION] = array($mediator, 'readRequestBody');
$request->getBody()->seek(0);
}
} else {
$postFields = false;
if (count($request->getPostFiles())) {
$postFields = $request->getPostFields()->useUrlEncoding(false)->urlEncode();
foreach ($request->getPostFiles() as $key => $data) {
$prefixKeys = count($data) > 1;
foreach ($data as $index => $file) {
$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;
$request->removeHeader('Content-Length');
}
}
if (!$request->hasHeader('Expect')) {
$curlOptions[CURLOPT_HTTPHEADER][] = 'Expect:';
}
}
if (null !== $tempContentLength) {
$request->removeHeader('Content-Length');
}
foreach ($requestCurlOptions->toArray() as $key => $value) {
if (is_numeric($key)) {
$curlOptions[$key] = $value;
}
}
if (!isset($curlOptions[CURLOPT_ENCODING])) {
$curlOptions[CURLOPT_HTTPHEADER][] = 'Accept:';
}
foreach ($request->getHeaderLines() as $line) {
$curlOptions[CURLOPT_HTTPHEADER][] = $line;
}
if ($tempContentLength) {
$request->setHeader('Content-Length', $tempContentLength);
}
$handle = curl_init();
if ($requestCurlOptions->get('progress')) {
$curlOptions[CURLOPT_PROGRESSFUNCTION] = function () use($mediator, $handle) {
$args = func_get_args();
$args[] = $handle;
if (is_resource($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);
}
/**
* 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. The
* - progress: Set to true to enable progress function callbacks. Most
* users do not need this, so it has been disabled by default.
*
* @param RequestInterface $request Request
*
* @return CurlHandle
*/
public static function factory(RequestInterface $request)
{
$mediator = new RequestMediator($request);
$requestCurlOptions = $request->getCurlOptions();
$tempContentLength = null;
$method = $request->getMethod();
$client = $request->getClient();
// Array of default cURL options.
$curlOptions = array(CURLOPT_URL => $request->getUrl(), CURLOPT_CONNECTTIMEOUT => 10, CURLOPT_RETURNTRANSFER => false, CURLOPT_HEADER => false, CURLOPT_USERAGENT => (string) $request->getHeader('User-Agent'), CURLOPT_ENCODING => '', CURLOPT_PORT => $request->getPort(), CURLOPT_HTTPHEADER => array(), CURLOPT_HEADERFUNCTION => array($mediator, 'receiveResponseHeader'), CURLOPT_HTTP_VERSION => $request->getProtocolVersion() === '1.0' ? CURL_HTTP_VERSION_1_0 : CURL_HTTP_VERSION_1_1);
// Enable the progress function if the 'progress' param was set
if ($requestCurlOptions->get('progress')) {
$curlOptions[CURLOPT_PROGRESSFUNCTION] = array($mediator, 'progress');
$curlOptions[CURLOPT_NOPROGRESS] = false;
}
// Enable curl debug information if the 'debug' param was set
if ($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
$curlOptions[CURLOPT_VERBOSE] = true;
}
// HEAD requests need no response body, everything else might
if ($method != 'HEAD') {
$curlOptions[CURLOPT_WRITEFUNCTION] = array($mediator, 'writeResponseBody');
}
// Account for PHP installations with safe_mode or open_basedir enabled
// @codeCoverageIgnoreStart
if (CurlVersion::getInstance()->get('follow_location')) {
$curlOptions[CURLOPT_FOLLOWLOCATION] = true;
$curlOptions[CURLOPT_MAXREDIRS] = 5;
}
// @codeCoverageIgnoreEnd
// Specify settings according to the HTTP method
switch ($method) {
case 'GET':
$curlOptions[CURLOPT_HTTPGET] = true;
break;
case 'HEAD':
$curlOptions[CURLOPT_NOBODY] = true;
break;
case 'POST':
$curlOptions[CURLOPT_POST] = true;
// Special handling for POST specific fields and files
if (count($request->getPostFiles())) {
$fields = $request->getPostFields()->useUrlEncoding(false)->urlEncode();
foreach ($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;
$fields[$fieldKey] = $file->getCurlString();
}
}
$curlOptions[CURLOPT_POSTFIELDS] = $fields;
$request->removeHeader('Content-Length');
} elseif (count($request->getPostFields())) {
$curlOptions[CURLOPT_POSTFIELDS] = (string) $request->getPostFields()->useUrlEncoding(true);
$request->removeHeader('Content-Length');
} elseif (!$request->getBody()) {
// Need to remove CURLOPT_POST to prevent chunked encoding for an empty POST
unset($curlOptions[CURLOPT_POST]);
$curlOptions[CURLOPT_CUSTOMREQUEST] = 'POST';
}
break;
case 'PUT':
case 'PATCH':
case 'DELETE':
$curlOptions[CURLOPT_UPLOAD] = true;
if ($method != 'PUT') {
$curlOptions[CURLOPT_CUSTOMREQUEST] = $method;
}
// Let cURL handle setting the Content-Length header
$contentLength = $request->getHeader('Content-Length');
if ($contentLength !== null) {
$contentLength = (int) (string) $contentLength;
$curlOptions[CURLOPT_INFILESIZE] = $contentLength;
$tempContentLength = $contentLength;
$request->removeHeader('Content-Length');
}
break;
default:
$curlOptions[CURLOPT_CUSTOMREQUEST] = $method;
}
// Special handling for requests sending raw data
if ($request instanceof EntityEnclosingRequestInterface) {
if ($request->getBody()) {
// 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
$request->getBody()->seek(0);
}
// If the Expect header is not present, prevent curl from adding it
if (!$request->hasHeader('Expect')) {
$curlOptions[CURLOPT_HTTPHEADER][] = 'Expect:';
}
}
// Set custom cURL options
foreach ($requestCurlOptions as $key => $value) {
if (is_numeric($key)) {
$curlOptions[$key] = $value;
}
}
// Check if any headers or cURL options are blacklisted
if ($client && ($blacklist = $client->getConfig('curl.blacklist'))) {
foreach ($blacklist as $value) {
if (strpos($value, 'header.') !== 0) {
unset($curlOptions[$value]);
} else {
// Remove headers that may have previously been set but are supposed to be blacklisted
$key = substr($value, 7);
$request->removeHeader($key);
$curlOptions[CURLOPT_HTTPHEADER][] = $key . ':';
}
}
}
// Add any custom headers to the request. Empty headers will cause curl to not send the header at all.
foreach ($request->getHeaderLines() as $line) {
$curlOptions[CURLOPT_HTTPHEADER][] = $line;
}
// Apply the options to a new cURL handle.
$handle = curl_init();
curl_setopt_array($handle, $curlOptions);
$request->getParams()->set('curl.last_options', $curlOptions);
if ($tempContentLength) {
$request->setHeader('Content-Length', $tempContentLength);
}
$handle = new static($handle, $curlOptions);
$mediator->setCurlHandle($handle);
return $handle;
}
public function signRequest(RequestInterface $request, CredentialsInterface $credentials)
{
$timestamp = $this->getTimestamp();
$longDate = gmdate(DateFormat::ISO8601, $timestamp);
$shortDate = substr($longDate, 0, 8);
// Remove any previously set Authorization headers so that retries work
$request->removeHeader('Authorization');
// Requires a x-amz-date header or Date
if ($request->hasHeader('x-amz-date') || !$request->hasHeader('Date')) {
$request->setHeader('x-amz-date', $longDate);
} else {
$request->setHeader('Date', gmdate(DateFormat::RFC1123, $timestamp));
}
// Add the security token if one is present
if ($credentials->getSecurityToken()) {
$request->setHeader('x-amz-security-token', $credentials->getSecurityToken());
}
// Parse the service and region or use one that is explicitly set
$region = $this->regionName;
$service = $this->serviceName;
if (!$region || !$service) {
$url = Url::factory($request->getUrl());
$region = $region ?: HostNameUtils::parseRegionName($url);
$service = $service ?: HostNameUtils::parseServiceName($url);
}
$credentialScope = "{$shortDate}/{$region}/{$service}/aws4_request";
// Calculate the request signature payload
if ($request->hasHeader('x-amz-content-sha256')) {
// Handle streaming operations (e.g. Glacier.UploadArchive)
$payload = $request->getHeader('x-amz-content-sha256');
} elseif ($request instanceof EntityEnclosingRequestInterface) {
$payload = hash('sha256', $request->getMethod() == 'POST' && count($request->getPostFields()) ? (string) $request->getPostFields() : (string) $request->getBody());
} else {
// Use the default payload if there is no body
$payload = self::DEFAULT_PAYLOAD;
}
$signingContext = $this->createSigningContext($request, $payload);
$signingContext['string_to_sign'] = "AWS4-HMAC-SHA256\n{$longDate}\n{$credentialScope}\n" . hash('sha256', $signingContext['canonical_request']);
// Calculate the signing key using a series of derived keys
$signingKey = $this->getSigningKey($shortDate, $region, $service, $credentials->getSecretKey());
$signature = hash_hmac('sha256', $signingContext['string_to_sign'], $signingKey);
$request->setHeader('Authorization', "AWS4-HMAC-SHA256 " . "Credential={$credentials->getAccessKeyId()}/{$credentialScope}, " . "SignedHeaders={$signingContext['signed_headers']}, Signature={$signature}");
// Add debug information to the request
$request->getParams()->set('aws.signature', $signingContext);
}
/**
* Factory method to create a new curl handle based on an HTTP request.
*
* Note that the HTTP request may be modified by this method
*
* There are some helpful options you can set to enable specific behavior:
*
* - disabled_wire: This is a performance improvement that will disable
* some debugging functionality with cURL. The
* functionality it disabled allows you to see the
* exact HTTP request sent over the wire.
* - progress: Set to true to enable progress function callbacks.
* Most people don't need this, so it has been disabled
* by default.
*
* @param RequestInterface $request Request
*
* @return CurlHandle
*/
public static function factory(RequestInterface $request)
{
$mediator = new RequestMediator($request);
$requestCurlOptions = $request->getCurlOptions();
$tempHeaders = array();
// Array of default cURL options.
$curlOptions = array(CURLOPT_URL => $request->getUrl(), CURLOPT_CUSTOMREQUEST => $request->getMethod(), CURLOPT_CONNECTTIMEOUT => 10, CURLOPT_RETURNTRANSFER => false, CURLOPT_HEADER => false, CURLOPT_USERAGENT => (string) $request->getHeader('User-Agent'), CURLOPT_ENCODING => '', CURLOPT_PORT => $request->getPort(), CURLOPT_HTTP_VERSION => $request->getProtocolVersion() === '1.0' ? CURL_HTTP_VERSION_1_0 : CURL_HTTP_VERSION_1_1, CURLOPT_HTTPHEADER => array(), CURLOPT_HEADERFUNCTION => array($mediator, 'receiveResponseHeader'));
// Enable the progress function if the 'progress' param was set
if ($requestCurlOptions->get('progress')) {
$curlOptions[CURLOPT_PROGRESSFUNCTION] = array($mediator, 'progress');
$curlOptions[CURLOPT_NOPROGRESS] = false;
}
// Enable curl debug information if the 'debug' param was set
if (!$requestCurlOptions->get('disable_wire')) {
$curlOptions[CURLOPT_STDERR] = fopen('php://temp', 'r+');
$curlOptions[CURLOPT_VERBOSE] = true;
}
// HEAD requests need no response body, everything else might
if ($request->getMethod() != 'HEAD') {
$curlOptions[CURLOPT_WRITEFUNCTION] = array($mediator, 'writeResponseBody');
}
// Account for PHP installations with safe_mode or open_basedir enabled
// @codeCoverageIgnoreStart
if (CurlVersion::getInstance()->get('follow_location')) {
$curlOptions[CURLOPT_FOLLOWLOCATION] = true;
$curlOptions[CURLOPT_MAXREDIRS] = 5;
}
// @codeCoverageIgnoreEnd
// Specify settings according to the HTTP method
switch ($request->getMethod()) {
case 'GET':
$curlOptions[CURLOPT_HTTPGET] = true;
break;
case 'HEAD':
$curlOptions[CURLOPT_NOBODY] = true;
break;
case 'POST':
$curlOptions[CURLOPT_POST] = true;
// Special handling for POST specific fields and files
if (count($request->getPostFiles())) {
$curlOptions[CURLOPT_POSTFIELDS] = $request->getPostFields()->getAll();
$request->removeHeader('Content-Length');
} elseif (count($request->getPostFields())) {
$curlOptions[CURLOPT_POSTFIELDS] = (string) $request->getPostFields();
$request->removeHeader('Content-Length');
}
break;
case 'PUT':
case 'PATCH':
$curlOptions[CURLOPT_UPLOAD] = true;
// Let cURL handle setting the Content-Length header
$contentLength = $request->getHeader('Content-Length');
if ($contentLength != null) {
$contentLength = (int) (string) $contentLength;
$curlOptions[CURLOPT_INFILESIZE] = $contentLength;
$tempHeaders['Content-Length'] = $contentLength;
$request->removeHeader('Content-Length');
}
break;
}
// Special handling for requests sending raw data
if ($request instanceof EntityEnclosingRequestInterface) {
// Don't modify POST requests using POST fields and files via cURL
if (!isset($curlOptions[CURLOPT_POSTFIELDS])) {
if ($request->getBody()) {
// 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');
} else {
// If no body is being sent, always send Content-Length of 0
$request->setHeader('Content-Length', 0);
$request->removeHeader('Transfer-Encoding');
// Need to remove CURLOPT_UPLOAD to prevent chunked encoding
unset($curlOptions[CURLOPT_UPLOAD]);
unset($curlOptions[CURLOPT_POST]);
}
}
// If the Expect header is not present, prevent curl from adding it
if (!$request->hasHeader('Expect')) {
$curlOptions[CURLOPT_HTTPHEADER][] = 'Expect:';
}
}
// Set custom cURL options
foreach ($requestCurlOptions as $key => $value) {
if (is_numeric($key)) {
$curlOptions[$key] = $value;
}
}
// Check if any headers or cURL options are blacklisted
$client = $request->getClient();
if ($client) {
$blacklist = $client->getConfig('curl.blacklist');
if ($blacklist) {
foreach ($blacklist as $value) {
if (strpos($value, 'header.') === 0) {
// Remove headers that may have previously been set
// but are supposed to be blacklisted
$key = substr($value, 7);
$request->removeHeader($key);
$curlOptions[CURLOPT_HTTPHEADER][] = $key . ':';
} else {
unset($curlOptions[$value]);
}
}
}
}
// Add any custom headers to the request. Emtpy headers will cause curl to
// not send the header at all.
foreach ($request->getHeaders() as $headerName => $values) {
foreach ($values as $value) {
$curlOptions[CURLOPT_HTTPHEADER][] = trim("{$headerName}: {$value}");
}
}
// Apply the options to a new cURL handle.
$handle = curl_init();
curl_setopt_array($handle, $curlOptions);
$request->getParams()->set('curl.last_options', $curlOptions);
// Some fields need to be removed from the request in order to properly
// send a cURL request message. The fields that were removed for this
// purpose (e.g. Content-Length) should be aggregated in this array and
// added back to the request. Does not apply to blacklisted headers.
foreach ($tempHeaders as $key => $value) {
$request->setHeader($key, $value);
}
return new static($handle, $curlOptions);
}
/**
* 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);
// Array of default cURL options.
$curlOptions = array(CURLOPT_URL => $request->getUrl(), CURLOPT_CONNECTTIMEOUT => 10, CURLOPT_RETURNTRANSFER => false, CURLOPT_HEADER => false, CURLOPT_PORT => $request->getPort(), CURLOPT_HTTPHEADER => array(), CURLOPT_HEADERFUNCTION => array($mediator, 'receiveResponseHeader'), CURLOPT_HTTP_VERSION => $request->getProtocolVersion() === '1.0' ? CURL_HTTP_VERSION_1_0 : CURL_HTTP_VERSION_1_1, CURLOPT_SSL_VERIFYPEER => 1, 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
$request->removeHeader('Accept-Encoding');
}
// Enable the progress function if the 'progress' param was set
if ($requestCurlOptions->get('progress')) {
$curlOptions[CURLOPT_PROGRESSFUNCTION] = array($mediator, 'progress');
$curlOptions[CURLOPT_NOPROGRESS] = false;
}
// Enable curl debug information if the 'debug' param was set
if ($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
$curlOptions[CURLOPT_VERBOSE] = true;
}
// HEAD requests need no response body, everything else might
if ($method != 'HEAD') {
$curlOptions[CURLOPT_WRITEFUNCTION] = array($mediator, 'writeResponseBody');
}
// Specify settings according to the HTTP method
switch ($method) {
case 'GET':
$curlOptions[CURLOPT_HTTPGET] = true;
break;
case 'HEAD':
$curlOptions[CURLOPT_NOBODY] = true;
break;
case 'POST':
$curlOptions[CURLOPT_POST] = true;
// Special handling for POST specific fields and files
if (count($request->getPostFiles())) {
$fields = $request->getPostFields()->useUrlEncoding(false)->urlEncode();
foreach ($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;
$fields[$fieldKey] = $file->getCurlString();
}
}
$curlOptions[CURLOPT_POSTFIELDS] = $fields;
$request->removeHeader('Content-Length');
} elseif (count($request->getPostFields())) {
$curlOptions[CURLOPT_POSTFIELDS] = (string) $request->getPostFields()->useUrlEncoding(true);
$request->removeHeader('Content-Length');
} elseif (!$request->getBody()) {
// Need to remove CURLOPT_POST to prevent chunked encoding for an empty POST
unset($curlOptions[CURLOPT_POST]);
$curlOptions[CURLOPT_CUSTOMREQUEST] = 'POST';
}
break;
case 'PUT':
case 'PATCH':
case 'DELETE':
default:
$curlOptions[CURLOPT_CUSTOMREQUEST] = $method;
if (!$bodyAsString) {
$curlOptions[CURLOPT_UPLOAD] = true;
// Let cURL handle setting the Content-Length header
if ($tempContentLength = $request->getHeader('Content-Length')) {
$tempContentLength = (int) (string) $tempContentLength;
$curlOptions[CURLOPT_INFILESIZE] = $tempContentLength;
}
} elseif (!$request->hasHeader('Content-Type')) {
// Remove the curl generated Content-Type header if none was set manually
$curlOptions[CURLOPT_HTTPHEADER][] = 'Content-Type:';
}
}
// Special handling for requests sending raw data
if ($request instanceof EntityEnclosingRequestInterface) {
if ($request->getBody()) {
if ($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;
}
} else {
// 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
$request->getBody()->seek(0);
}
}
// If the Expect header is not present, prevent curl from adding it
if (!$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->getAll() as $key => $value) {
if (is_numeric($key)) {
$curlOptions[$key] = $value;
}
}
// Do not set an Accept header by default
if (!isset($curlOptions[CURLOPT_ENCODING])) {
$curlOptions[CURLOPT_HTTPHEADER][] = 'Accept:';
}
// Check if any headers or cURL options are blacklisted
if ($blacklist = $requestCurlOptions->get('blacklist')) {
foreach ($blacklist as $value) {
if (strpos($value, 'header.') !== 0) {
unset($curlOptions[$value]);
} else {
// Remove headers that may have previously been set but are supposed to be blacklisted
$key = substr($value, 7);
$request->removeHeader($key);
$curlOptions[CURLOPT_HTTPHEADER][] = $key . ':';
}
}
}
// Add any custom headers to the request. Empty headers will cause curl to not send the header at all.
foreach ($request->getHeaderLines() as $line) {
$curlOptions[CURLOPT_HTTPHEADER][] = $line;
}
// Apply the options to a new cURL handle.
$handle = curl_init();
curl_setopt_array($handle, $curlOptions);
if ($tempContentLength) {
$request->setHeader('Content-Length', $tempContentLength);
}
$handle = new static($handle, $curlOptions);
$mediator->setCurlHandle($handle);
return $handle;
}
/**
* @param RequestInterface $request
* @param int $retryNo
*
* @return mixed
* @throws RemoteError
*/
protected function sendTradeAPIRequest(RequestInterface $request, $retryNo = 0)
{
if ($request instanceof EntityEnclosingRequest) {
$nonce = (int) bcmul(bcadd(time(), substr(microtime(), 0, 3), 1), 10) - 13000000000.0;
$request->setPostField('nonce', $nonce);
$request->setHeader('Sign', hash_hmac('sha512', $request->getPostFields(), $this->apiSecret));
$request->setHeader('Key', $this->apiKey);
}
$response = $this->send($request);
$data = $request->getResponse()->json();
if ($response->isSuccessful() && isset($data['success']) && 1 === $data['success']) {
return $data['return'];
} elseif ($response->isServerError() && $retryNo <= self::RETRY_COUNT) {
sleep(self::RETRY_INTERVAL);
return $this->sendTradeAPIRequest($request, ++$retryNo);
} else {
throw new RemoteError(isset($data['error']) ? $data['error'] : null);
}
}
/**
* 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:
* - disabled_wire: This is a performance improvement that will disable
* some debugging functionality with cURL. The functionality
* it disabled allows you to see the exact HTTP request sent over
* the wire.
* - progress: Set to true to enable progress function callbacks. Most
* People don't need this, so it has been disabled by default.
*
* @param RequestInterface $request Request
*
* @return CurlHandle
*/
public static function factory(RequestInterface $request)
{
$handle = curl_init();
$mediator = new RequestMediator($request);
$requestCurlOptions = $request->getCurlOptions();
// Array of default cURL options.
$curlOptions = array(CURLOPT_URL => $request->getUrl(), CURLOPT_CUSTOMREQUEST => $request->getMethod(), CURLOPT_CONNECTTIMEOUT => 10, CURLOPT_RETURNTRANSFER => false, CURLOPT_HEADER => false, CURLOPT_USERAGENT => (string) $request->getHeader('User-Agent'), CURLOPT_ENCODING => '', CURLOPT_PORT => $request->getPort(), CURLOPT_HTTP_VERSION => $request->getProtocolVersion() === '1.0' ? CURL_HTTP_VERSION_1_0 : CURL_HTTP_VERSION_1_1, CURLOPT_HTTPHEADER => array(), CURLOPT_HEADERFUNCTION => array($mediator, 'receiveResponseHeader'));
// Enable the progress function if the 'progress' param was set
if ($requestCurlOptions->get('progress')) {
$curlOptions[CURLOPT_PROGRESSFUNCTION] = array($mediator, 'progress');
$curlOptions[CURLOPT_NOPROGRESS] = false;
}
// Enable curl debug information if the 'debug' param was set
if (!$requestCurlOptions->get('disable_wire')) {
$curlOptions[CURLOPT_STDERR] = fopen('php://temp', 'r+');
$curlOptions[CURLOPT_VERBOSE] = true;
}
// HEAD requests need no response body, everything else might
if ($request->getMethod() != 'HEAD') {
$curlOptions[CURLOPT_WRITEFUNCTION] = array($mediator, 'writeResponseBody');
}
// Account for PHP installations with safe_mode or open_basedir enabled
// @codeCoverageIgnoreStart
if (Guzzle::getCurlInfo('follow_location')) {
$curlOptions[CURLOPT_FOLLOWLOCATION] = true;
$curlOptions[CURLOPT_MAXREDIRS] = 5;
}
// @codeCoverageIgnoreEnd
$headers = $request->getHeaders()->getAll();
// Specify settings according to the HTTP method
switch ($request->getMethod()) {
case 'GET':
$curlOptions[CURLOPT_HTTPGET] = true;
break;
case 'HEAD':
$curlOptions[CURLOPT_NOBODY] = true;
unset($curlOptions[CURLOPT_WRITEFUNCTION]);
break;
case 'POST':
$curlOptions[CURLOPT_POST] = true;
break;
case 'PUT':
case 'PATCH':
$curlOptions[CURLOPT_UPLOAD] = true;
if ($request->hasHeader('Content-Length')) {
unset($headers['Content-Length']);
$curlOptions[CURLOPT_INFILESIZE] = (int) (string) $request->getHeader('Content-Length');
}
break;
}
if ($request instanceof EntityEnclosingRequestInterface) {
// If no body is being sent, always send Content-Length of 0
if (!$request->getBody() && !count($request->getPostFields())) {
$headers['Content-Length'] = 0;
unset($headers['Transfer-Encoding']);
// Need to remove CURLOPT_UPLOAD to prevent chunked encoding
unset($curlOptions[CURLOPT_UPLOAD]);
unset($curlOptions[CURLOPT_POST]);
// Not reading from a callback when using empty body
unset($curlOptions[CURLOPT_READFUNCTION]);
} else {
// Add a callback for curl to read data to send with the request
$curlOptions[CURLOPT_READFUNCTION] = array($mediator, 'readRequestBody');
}
// If the Expect header is not present, prevent curl from adding it
if (!$request->hasHeader('Expect')) {
$curlOptions[CURLOPT_HTTPHEADER][] = 'Expect:';
}
}
// Set custom cURL options
foreach ($requestCurlOptions as $key => $value) {
if (is_numeric($key)) {
$curlOptions[$key] = $value;
}
}
// Check if any headers or cURL options are blacklisted
$client = $request->getClient();
if ($client) {
$blacklist = $client->getConfig('curl.blacklist');
if ($blacklist) {
foreach ($blacklist as $value) {
if (strpos($value, 'header.') === 0) {
$blacklistHeader = substr($value, 7);
// Remove headers that may have previously been set
// but are supposed to be blacklisted
unset($headers[$blacklistHeader]);
$headers[$blacklistHeader] = '';
} else {
unset($curlOptions[$value]);
}
}
}
}
// Add any custom headers to the request. Emtpy headers will cause curl to
// not send the header at all.
foreach ($headers as $key => $value) {
foreach ((array) $value as $val) {
$curlOptions[CURLOPT_HTTPHEADER][] = trim("{$key}: {$val}");
}
}
// Apply the options to the cURL handle.
curl_setopt_array($handle, $curlOptions);
$request->getParams()->set('curl.last_options', $curlOptions);
return new static($handle, $curlOptions);
}
