/**
* Executes a cURL request
* @param string $method HTTP method (GET, POST, PUT, DELETE, ...)
* @param string $url Absolute URL to make a request on
* @param array $headers HTTP headers to send
* @param array|string $params Array of parameters to submit or a JSON string
* @throws AblyRequestException if the request fails
* @throws AblyRequestTimeoutException if the request times out
* @return array with 'headers' and 'body' fields, body is automatically decoded
*/
public function request($method, $url, $headers = [], $params = [])
{
$ch = $this->curl->init($url);
$this->curl->setOpt($ch, CURLOPT_CONNECTTIMEOUT_MS, $this->connectTimeout);
$this->curl->setOpt($ch, CURLOPT_TIMEOUT_MS, $this->requestTimeout);
if (!empty($params)) {
if (is_array($params)) {
$paramsQuery = http_build_query($params);
if ($method == 'GET') {
if ($paramsQuery) {
$url .= '?' . $paramsQuery;
}
$this->curl->setOpt($ch, CURLOPT_URL, $url);
} else {
if ($method == 'POST') {
$this->curl->setOpt($ch, CURLOPT_POST, true);
$this->curl->setOpt($ch, CURLOPT_POSTFIELDS, $paramsQuery);
} else {
$this->curl->setOpt($ch, CURLOPT_CUSTOMREQUEST, $method);
$this->curl->setOpt($ch, CURLOPT_POSTFIELDS, $paramsQuery);
}
}
} else {
if (is_string($params)) {
// json or msgpack
if ($method == 'GET') {
} else {
if ($method == 'POST') {
$this->curl->setOpt($ch, CURLOPT_POST, true);
} else {
$this->curl->setOpt($ch, CURLOPT_CUSTOMREQUEST, $method);
}
}
$this->curl->setOpt($ch, CURLOPT_POSTFIELDS, $params);
if ($this->postDataFormat == 'json') {
array_push($headers, 'Content-Type: application/json');
}
} else {
throw new AblyRequestException('Unknown $params format');
}
}
}
if (!empty($headers)) {
$this->curl->setOpt($ch, CURLOPT_HTTPHEADER, $headers);
}
$this->curl->setOpt($ch, CURLOPT_RETURNTRANSFER, true);
if (Log::getLogLevel() >= Log::VERBOSE) {
$this->curl->setOpt($ch, CURLOPT_VERBOSE, true);
}
$this->curl->setOpt($ch, CURLOPT_HEADER, true);
// return response headers
Log::d('cURL command:', $this->curl->getCommand($ch));
$raw = $this->curl->exec($ch);
$info = $this->curl->getInfo($ch);
$err = $this->curl->getErrNo($ch);
$errmsg = $err ? $this->curl->getError($ch) : '';
$this->curl->close($ch);
if ($err) {
// a connection error has occured (no data received)
Log::e('cURL error:', $err, $errmsg);
throw new AblyRequestException('cURL error: ' . $errmsg, 50003, 500);
}
$resHeaders = substr($raw, 0, $info['header_size']);
$body = substr($raw, $info['header_size']);
$decodedBody = json_decode($body);
$response = ['headers' => $resHeaders, 'body' => $decodedBody ? $decodedBody : $body];
Log::v('cURL request response:', $info['http_code'], $response);
if ($info['http_code'] < 200 || $info['http_code'] >= 300) {
$ablyCode = empty($decodedBody->error->code) ? $info['http_code'] * 100 : $decodedBody->error->code * 1;
$errorMessage = empty($decodedBody->error->message) ? 'cURL request failed' : $decodedBody->error->message;
throw new AblyRequestException($errorMessage, $ablyCode, $info['http_code'], $response);
}
return $response;
}
public function init($url = null)
{
$this->lastParams = [CURLOPT_URL => $url];
return parent::init($url);
}