/**
* @param PayPalHttpConfig $httpConfig
* @param string $request
* @param mixed $options
* @return mixed|void
* @throws PayPalConfigurationException
* @throws PayPalInvalidCredentialException
* @throws PayPalMissingCredentialException
*/
public function handle($httpConfig, $request, $options)
{
$credential = $this->apiContext->getCredential();
$config = $this->apiContext->getConfig();
if ($credential == null) {
// Try picking credentials from the config file
$credMgr = PayPalCredentialManager::getInstance($config);
$credValues = $credMgr->getCredentialObject();
if (!is_array($credValues)) {
throw new PayPalMissingCredentialException("Empty or invalid credentials passed");
}
$credential = new OAuthTokenCredential($credValues['clientId'], $credValues['clientSecret']);
}
if ($credential == null || !$credential instanceof OAuthTokenCredential) {
throw new PayPalInvalidCredentialException("Invalid credentials passed");
}
$httpConfig->setUrl(rtrim(trim($this->_getEndpoint($config)), '/') . (isset($options['path']) ? $options['path'] : ''));
if (!array_key_exists("User-Agent", $httpConfig->getHeaders())) {
$httpConfig->addHeader("User-Agent", PayPalUserAgent::getValue(PayPalConstants::SDK_NAME, PayPalConstants::SDK_VERSION));
}
if (!is_null($credential) && $credential instanceof OAuthTokenCredential && is_null($httpConfig->getHeader('Authorization'))) {
$httpConfig->addHeader('Authorization', "Bearer " . $credential->getAccessToken($config), false);
}
if ($httpConfig->getMethod() == 'POST' || $httpConfig->getMethod() == 'PUT') {
$httpConfig->addHeader('PayPal-Request-Id', $this->apiContext->getRequestId());
}
// Add any additional Headers that they may have provided
$headers = $this->apiContext->getRequestHeaders();
foreach ($headers as $key => $value) {
$httpConfig->addHeader($key, $value);
}
}
/**
* @param PayPalHttpConfig $httpConfig
* @param string $request
* @param mixed $options
* @return mixed|void
* @throws PayPalConfigurationException
* @throws PayPalInvalidCredentialException
* @throws PayPalMissingCredentialException
*/
public function handle($httpConfig, $request, $options)
{
$config = $this->apiContext->getConfig();
$httpConfig->setUrl(rtrim(trim($this->_getEndpoint($config)), '/') . (isset($options['path']) ? $options['path'] : ''));
$headers = array("User-Agent" => PayPalUserAgent::getValue(PayPalConstants::SDK_NAME, PayPalConstants::SDK_VERSION), "Authorization" => "Basic " . base64_encode($options['clientId'] . ":" . $options['clientSecret']), "Accept" => "*/*");
$httpConfig->setHeaders($headers);
// Add any additional Headers that they may have provided
$headers = $this->apiContext->getRequestHeaders();
foreach ($headers as $key => $value) {
$httpConfig->addHeader($key, $value);
}
}
/**
* @param array $handlers Array of handlers
* @param string $path Resource path relative to base service endpoint
* @param string $method HTTP method - one of GET, POST, PUT, DELETE, PATCH etc
* @param string $data Request payload
* @param array $headers HTTP headers
* @return mixed
* @throws \PayPal\Exception\PayPalConnectionException
*/
public function execute($handlers = array(), $path, $method, $data = '', $headers = array())
{
$config = $this->apiContext->getConfig();
$httpConfig = new PayPalHttpConfig(null, $method, $config);
$headers = $headers ? $headers : array();
$httpConfig->setHeaders($headers + array('Content-Type' => 'application/json'));
/** @var \Paypal\Handler\IPayPalHandler $handler */
foreach ($handlers as $handler) {
if (!is_object($handler)) {
$fullHandler = "\\" . (string) $handler;
$handler = new $fullHandler($this->apiContext);
}
$handler->handle($httpConfig, $data, array('path' => $path, 'apiContext' => $this->apiContext));
}
$connection = new PayPalHttpConnection($httpConfig, $config);
$response = $connection->execute($data);
return $response;
}
/**
* Executes an HTTP request
*
* @param string $data query string OR POST content as a string
* @return mixed
* @throws PayPalConnectionException
*/
public function execute($data)
{
//Initialize the logger
$this->logger->info($this->httpConfig->getMethod() . ' ' . $this->httpConfig->getUrl());
//Initialize Curl Options
$ch = curl_init($this->httpConfig->getUrl());
$options = $this->httpConfig->getCurlOptions();
if (empty($options[CURLOPT_HTTPHEADER])) {
unset($options[CURLOPT_HTTPHEADER]);
}
curl_setopt_array($ch, $options);
curl_setopt($ch, CURLOPT_URL, $this->httpConfig->getUrl());
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLINFO_HEADER_OUT, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, $this->getHttpHeaders());
//Determine Curl Options based on Method
switch ($this->httpConfig->getMethod()) {
case 'POST':
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
break;
case 'PUT':
case 'PATCH':
case 'DELETE':
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
break;
}
//Default Option if Method not of given types in switch case
if ($this->httpConfig->getMethod() != null) {
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $this->httpConfig->getMethod());
}
//Logging Each Headers for debugging purposes
foreach ($this->getHttpHeaders() as $header) {
//TODO: Strip out credentials and other secure info when logging.
// $this->logger->debug($header);
}
//Execute Curl Request
$result = curl_exec($ch);
//Retrieve Response Status
$httpStatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);
//Retry if Certificate Exception
if (curl_errno($ch) == 60) {
$this->logger->info("Invalid or no certificate authority found - Retrying using bundled CA certs file");
curl_setopt($ch, CURLOPT_CAINFO, dirname(__FILE__) . '/cacert.pem');
$result = curl_exec($ch);
//Retrieve Response Status
$httpStatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);
}
//Retry if Failing
$retries = 0;
if (in_array($httpStatus, self::$retryCodes) && $this->httpConfig->getHttpRetryCount() != null) {
$this->logger->info("Got {$httpStatus} response from server. Retrying");
do {
$result = curl_exec($ch);
//Retrieve Response Status
$httpStatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);
} while (in_array($httpStatus, self::$retryCodes) && ++$retries < $this->httpConfig->getHttpRetryCount());
}
//Throw Exception if Retries and Certificates doenst work
if (curl_errno($ch)) {
$ex = new PayPalConnectionException($this->httpConfig->getUrl(), curl_error($ch), curl_errno($ch));
curl_close($ch);
throw $ex;
}
// Get Request and Response Headers
$requestHeaders = curl_getinfo($ch, CURLINFO_HEADER_OUT);
//Using alternative solution to CURLINFO_HEADER_SIZE as it throws invalid number when called using PROXY.
$responseHeaderSize = strlen($result) - curl_getinfo($ch, CURLINFO_SIZE_DOWNLOAD);
$responseHeaders = substr($result, 0, $responseHeaderSize);
$result = substr($result, $responseHeaderSize);
$this->logger->debug("Request Headers \t: " . str_replace("\r\n", ", ", $requestHeaders));
$this->logger->debug(($data && $data != '' ? "Request Data\t\t: " . $data : "No Request Payload") . "\n" . str_repeat('-', 128) . "\n");
$this->logger->info("Response Status \t: " . $httpStatus);
$this->logger->debug("Response Headers\t: " . str_replace("\r\n", ", ", $responseHeaders));
//Close the curl request
curl_close($ch);
//More Exceptions based on HttpStatus Code
if (in_array($httpStatus, self::$retryCodes)) {
$ex = new PayPalConnectionException($this->httpConfig->getUrl(), "Got Http response code {$httpStatus} when accessing {$this->httpConfig->getUrl()}. " . "Retried {$retries} times.");
$ex->setData($result);
$this->logger->error("Got Http response code {$httpStatus} when accessing {$this->httpConfig->getUrl()}. " . "Retried {$retries} times." . $result);
$this->logger->debug("\n\n" . str_repeat('=', 128) . "\n");
throw $ex;
} elseif ($httpStatus < 200 || $httpStatus >= 300) {
$ex = new PayPalConnectionException($this->httpConfig->getUrl(), "Got Http response code {$httpStatus} when accessing {$this->httpConfig->getUrl()}.", $httpStatus);
$ex->setData($result);
$this->logger->error("Got Http response code {$httpStatus} when accessing {$this->httpConfig->getUrl()}. " . $result);
$this->logger->debug("\n\n" . str_repeat('=', 128) . "\n");
throw $ex;
}
$this->logger->debug(($result && $result != '' ? "Response Data \t: " . $result : "No Response Body") . "\n\n" . str_repeat('=', 128) . "\n");
//Return result object
return $result;
}
/**
* Executes an HTTP request
*
* @param string $data query string OR POST content as a string
* @return mixed
* @throws PayPalConnectionException
*/
public function execute($data)
{
//Initialize the logger
$this->logger->info($this->httpConfig->getMethod() . ' ' . $this->httpConfig->getUrl());
//Initialize Curl Options
$ch = curl_init($this->httpConfig->getUrl());
curl_setopt_array($ch, $this->httpConfig->getCurlOptions());
curl_setopt($ch, CURLOPT_URL, $this->httpConfig->getUrl());
curl_setopt($ch, CURLOPT_HEADER, false);
curl_setopt($ch, CURLOPT_HTTPHEADER, $this->getHttpHeaders());
//Determine Curl Options based on Method
switch ($this->httpConfig->getMethod()) {
case 'POST':
curl_setopt($ch, CURLOPT_POST, true);
case 'PUT':
case 'PATCH':
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
break;
}
//Default Option if Method not of given types in switch case
if ($this->httpConfig->getMethod() != NULL) {
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $this->httpConfig->getMethod());
}
//Logging Each Headers for debugging purposes
foreach ($this->getHttpHeaders() as $header) {
//TODO: Strip out credentials and other secure info when logging.
$this->logger->fine($header);
}
$this->logger->fine(($data && $data != '' ? "Payload : " . $data : "No Request Payload") . "\n");
//Execute Curl Request
$result = curl_exec($ch);
//Retry if Certificate Exception
if (curl_errno($ch) == 60) {
$this->logger->info("Invalid or no certificate authority found - Retrying using bundled CA certs file");
curl_setopt($ch, CURLOPT_CAINFO, dirname(__FILE__) . '/cacert.pem');
$result = curl_exec($ch);
}
//Retrieve Response Status
$httpStatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);
//Retry if Failing
$retries = 0;
if (in_array($httpStatus, self::$retryCodes) && $this->httpConfig->getHttpRetryCount() != null) {
$this->logger->info("Got {$httpStatus} response from server. Retrying");
do {
$result = curl_exec($ch);
$httpStatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);
} while (in_array($httpStatus, self::$retryCodes) && ++$retries < $this->httpConfig->getHttpRetryCount());
}
//Throw Exception if Retries and Certificates doenst work
if (curl_errno($ch)) {
$ex = new PayPalConnectionException($this->httpConfig->getUrl(), curl_error($ch), curl_errno($ch));
curl_close($ch);
throw $ex;
}
//Close the curl request
curl_close($ch);
$this->logger->fine(($result && $result != '' ? "Response : " . $result : "No Response Body") . "\n\n");
//More Exceptions based on HttpStatus Code
if (in_array($httpStatus, self::$retryCodes)) {
$ex = new PayPalConnectionException($this->httpConfig->getUrl(), "Got Http response code {$httpStatus} when accessing {$this->httpConfig->getUrl()}. " . "Retried {$retries} times.");
$ex->setData($result);
throw $ex;
} else {
if ($httpStatus < 200 || $httpStatus >= 300) {
$ex = new PayPalConnectionException($this->httpConfig->getUrl(), "Got Http response code {$httpStatus} when accessing {$this->httpConfig->getUrl()}.", $httpStatus);
$ex->setData($result);
throw $ex;
}
}
//Return result object
return $result;
}
/**
* @test
*/
public function testProxyOpts()
{
$proxy = 'http://*****:*****@hostname:8081';
$o = new PayPalHttpConfig();
$o->setHttpProxy($proxy);
$curlOpts = $o->getCurlOptions();
$this->assertEquals('hostname:8081', $curlOpts[CURLOPT_PROXY]);
$this->assertEquals('me:secret', $curlOpts[CURLOPT_PROXYUSERPWD]);
$this->setExpectedException('PayPal\\Exception\\PayPalConfigurationException');
$o->setHttpProxy('invalid string');
}
