/**
* Makes an HTTP request.
*
* @param $url string URL to request
* @param string $method The request method ('GET', 'POST', 'PUT', 'DELETE', etc)
* @param null $data Any additional data to include in the payload.
* @param null $headers Additional headers to send.
* @param int $timeout The request timeout in milliseconds
* @return bool|string The response string, or false if there was an error.
*/
public static function request($url, $method = 'GET', $data = null, $headers = null, $timeout = 3000)
{
if (function_exists('curl_init')) {
return HttpHelper::request_curl($url, $method, $data, $headers, $timeout);
} else {
return HttpHelper::request_file_get_contents($url, $method, $data, $headers, $timeout);
}
}