public function doRequest($url, array $params = array())
{
if (empty($params)) {
$postData = '';
} else {
$postData = json_encode($params);
}
$sign = sha1($this->apiKey . '/' . $this->prefix . $url . $postData . $this->apiSecret);
if ($postData) {
$request = new \Buzz\Message\Request('POST', $this->prefix . $url, $this->host);
$request->setContent($postData);
} else {
$request = new \Buzz\Message\Request('GET', $this->prefix . $url, $this->host);
}
$request->setHeaders(array('X-Rest-ApiKey' => $this->apiKey, 'X-Rest-ApiSign' => $sign, 'Content-Type' => 'application/json'));
$response = new \Buzz\Message\Response();
$this->buzzBrowser->send($request, $response);
$responseData = json_decode($response->getContent(), true);
if (!$response->isOk()) {
$errors = $responseData['errors'];
if (is_array($errors)) {
foreach ($errors as $e) {
throw new RestException($e['message'], $e['code']);
}
}
}
if (is_array($responseData) == false) {
throw new \Exception('Invalid json response');
}
return $responseData;
}
