/**
* Returns a Signing instance for a Cloud.
*
* @param string $cloudId The cloud id
* @param Account $account The authorization details
*
* @return PandaSigner The generated Signing instance
*/
public static function getInstance($cloudId, Account $account)
{
$signer = new PandaSigner();
$signer->setCloudId($cloudId);
$signer->setAccount($account);
return $signer;
}
public function testSignatureWithoutAccessData()
{
$params = array('timestamp' => '2011-03-01T15:39:10.260762Z');
$signature = $this->signer->signature('GET', '/videos.json', $params);
$this->assertEquals('kVnZs/NX13ldKPdhFYoVnoclr8075DwiZF0TGgIbMsc=', $signature);
}
/**
* Send signed HTTP requests to the API server.
*
* @param string $method HTTP method (GET, POST, PUT or DELETE)
* @param string $path Request path
* @param array $params Additional request parameters
*
* @return string The API server's response
*
* @throws ApiException if an API error occurs
* @throws HttpException if the request fails
*/
private function request($method, $path, array $params)
{
// sign the request parameters
$signer = PandaSigner::getInstance($this->cloudId, $this->account);
$params = $signer->signParams($method, $path, $params);
// ensure to use relative paths
if (0 === strpos($path, '/')) {
$path = substr($path, 1);
}
// append request parameters to the URL
if ('GET' === $method || 'DELETE' === $method) {
$path .= '?' . http_build_query($params);
}
// prepare the request
$request = null;
switch ($method) {
case 'GET':
$request = $this->guzzleClient->get($path);
break;
case 'DELETE':
$request = $this->guzzleClient->delete($path);
break;
case 'PUT':
$request = $this->guzzleClient->put($path, null, $params);
break;
case 'POST':
$request = $this->guzzleClient->post($path, null, $params);
break;
}
// and execute it
try {
$response = $request->send();
} catch (\Exception $e) {
// throw an exception if the http request failed
throw new HttpException($e->getMessage(), $e->getCode());
}
// throw an API exception if the API response is not valid
if ($response->getStatusCode() < 200 || $response->getStatusCode() > 207) {
$decodedResponse = json_decode($response->getBody(true));
$message = $decodedResponse->error . ': ' . $decodedResponse->message;
throw new ApiException($message, $response->getStatusCode());
}
return $response->getBody(true);
}
