/**
* Sends a PUT-Request to google drive and parses the response,
* setting the appropiate variables from the response()
*
* @param Request $httpRequest the Reuqest which will be send
*
* @return false|mixed false when the upload is unfinished or the decoded http response
*
*/
private function makePutRequest(Request $httpRequest)
{
if ($this->client->getClassConfig("Request", "enable_gzip_for_uploads")) {
$httpRequest->enableGzip();
} else {
$httpRequest->disableGzip();
}
$response = $this->client->getIo()->makeRequest($httpRequest);
$response->setExpectedClass($this->request->getExpectedClass());
$code = $response->getResponseHttpCode();
$this->httpResultCode = $code;
if (308 == $code) {
// Track the amount uploaded.
$range = explode('-', $response->getResponseHeader('range'));
$this->progress = $range[1] + 1;
// Allow for changing upload URLs.
$location = $response->getResponseHeader('location');
if ($location) {
$this->resumeUri = $location;
}
// No problems, but upload not complete.
return false;
} else {
return REST::decodeHttpResponse($response, $this->client);
}
}
/**
* Decode an HTTP Response.
* @static
* @throws Exception
* @param Request $response The http response to be decoded.
* @param Client $client
* @return mixed|null
*/
public static function decodeHttpResponse($response, Client $client = null)
{
$code = $response->getResponseHttpCode();
$body = $response->getResponseBody();
$decoded = null;
if (intVal($code) >= 300) {
$decoded = json_decode($body, true);
$err = 'Error calling ' . $response->getRequestMethod() . ' ' . $response->getUrl();
if (isset($decoded['error']) && isset($decoded['error']['message']) && isset($decoded['error']['code'])) {
// if we're getting a json encoded error definition, use that instead of the raw response
// body for improved readability
$err .= ": ({$decoded['error']['code']}) {$decoded['error']['message']}";
} else {
$err .= ": ({$code}) {$body}";
}
$errors = null;
// Specific check for APIs which don't return error details, such as Blogger.
if (isset($decoded['error']) && isset($decoded['error']['errors'])) {
$errors = $decoded['error']['errors'];
}
$map = null;
if ($client) {
$client->getLogger()->error($err, array('code' => $code, 'errors' => $errors));
$map = $client->getClassConfig('Exception', 'retry_map');
}
throw new Exception($err, $code, null, $errors, $map);
}
// Only attempt to decode the response, if the response code wasn't (204) 'no content'
if ($code != '204') {
if ($response->getExpectedRaw()) {
return $body;
}
$decoded = json_decode($body, true);
if ($decoded === null || $decoded === "") {
$error = "Invalid json in service response: {$body}";
if ($client) {
$client->getLogger()->error($error);
}
throw new Exception($error);
}
if ($response->getExpectedClass()) {
$class = $response->getExpectedClass();
$decoded = new $class($decoded);
}
}
return $decoded;
}
/**
* Creates a new task runner with exponential backoff support.
*
* @param Client $client The current API client
* @param string $name The name of the current task (used for logging)
* @param callable $action The task to run and possibly retry
* @param array $arguments The task arguments
* @throws Exception when misconfigured
*/
public function __construct(Client $client, $name, $action, array $arguments = array())
{
$config = (array) $client->getClassConfig('Runner');
if (isset($config['initial_delay'])) {
if ($config['initial_delay'] < 0) {
throw new Exception('Task configuration `initial_delay` must not be negative.');
}
$this->delay = $config['initial_delay'];
}
if (isset($config['max_delay'])) {
if ($config['max_delay'] <= 0) {
throw new Exception('Task configuration `max_delay` must be greater than 0.');
}
$this->maxDelay = $config['max_delay'];
}
if (isset($config['factor'])) {
if ($config['factor'] <= 0) {
throw new Exception('Task configuration `factor` must be greater than 0.');
}
$this->factor = $config['factor'];
}
if (isset($config['jitter'])) {
if ($config['jitter'] <= 0) {
throw new Exception('Task configuration `jitter` must be greater than 0.');
}
$this->jitter = $config['jitter'];
}
if (isset($config['retries'])) {
if ($config['retries'] < 0) {
throw new Exception('Task configuration `retries` must not be negative.');
}
$this->maxAttempts += $config['retries'];
}
if (!is_callable($action)) {
throw new Exception('Task argument `$action` must be a valid callable.');
}
$this->name = $name;
$this->client = $client;
$this->action = $action;
$this->arguments = $arguments;
}
