/**
* Send payload data to apple apns server
*
* @param MessageInterface $message
*
* @return bool
*
* @throws SendException
*/
private function sendPayload(MessageInterface $message)
{
$payload = $this->payloadFactory->createPayload($message);
$response = $this->writePayload($payload);
if ($this->checkForErrors && $this->connection->isReadyRead()) {
$responseApn = $this->connection->read(6);
if (!$responseApn && $this->recreateConnection) {
// Not read data from apn server. Close connection?
if ($this->logger) {
$this->logger->debug('APN server returned empty data. Close connection? Try recreate connection...');
}
// Try recreate connection
$this->connection->close();
$this->connection->connect();
$response = $this->writePayload($payload);
if ($this->connection->isReadyRead()) {
$responseApn = $this->connection->read(6);
} else {
return $response;
}
}
$error = SendException::parseFromAppleResponse($responseApn, $message);
throw $error;
}
return $response;
}
/**
* Get invalid devices
*
* @return array|Device[]
*
* @throws Exception\ConnectionUndefinedException
*/
public function getInvalidDevices()
{
if (!$this->connection) {
throw new Exception\ConnectionUndefinedException();
}
if (!$this->connection->is()) {
if ($this->logger) {
$this->logger->debug('Create feedback connection...');
}
$this->connection->create();
}
$data = $this->connection->read(-1);
$this->connection->close();
$feedback = array();
if ($data) {
foreach (str_split($data, 38) as $deviceData) {
$feedback[] = new Device($deviceData);
}
}
if ($this->logger) {
$this->logger->info(sprintf('%d device tokens received from feedback service.', count($feedback)));
}
return $feedback;
}