/**
* Execute JSON-RPC Request
*
* @param string $method
* @param array $params
* @return array
*/
public function call($method, $params = null)
{
$this->clear();
$request = array('jsonrpc' => '2.0', 'id' => 'a' . uniqid('', true), 'method' => $method);
if (isset($params)) {
$request['params'] = $params;
}
$json = $this->encoder->encode($request);
$response = $this->post($json);
$this->response = $this->encoder->decode($response);
return $this->response;
}
/**
* Get JSON request as array
*
* @return array
* @throws Exception
*/
protected function getJsonRequest()
{
if (!$this->isJsonRpc()) {
throw new Exception('Invalid Json-RPC request');
}
// Parse json
$requestContent = (string) $this->request->getContent();
$request = $this->encoder->decode($requestContent);
if (empty($request) || !is_array($request)) {
throw new Exception('Invalid Json-RPC request (empty)');
}
return $request;
}
