/**
* @param Message $message
*
* @return bool
*/
public function write(Message $message)
{
$attempt = 1;
$content = $message->getPayload();
$contentLength = strlen($content);
try {
while ((int) $this->stream->write($content) !== $contentLength && $attempt++ < self::RETRY) {
Sleep::millisecond(self::RETRY_INTERVAL);
}
$success = $attempt < self::RETRY;
} catch (\Exception $e) {
$this->logger->warning('An error occurred writing to APNS stream', array('error_message' => $e->getMessage()));
$success = false;
}
return $success;
}
/**
* @param string $content
* @param \ArrayIterator $queue
*
* @return \C2iS\ApnsSender\Model\MessageError|bool
*/
public function process($content, \ArrayIterator $queue)
{
while ($queue->valid()) {
$key = $queue->key();
$token = $queue->current();
$message = MessageFactory::createMessage($key, $token, $content);
if (!$this->streamHandler->write($message)) {
$streamError = $this->streamHandler->readError();
$messageError = MessageFactory::createError($queue->getArrayCopy(), $streamError, $key, $token);
$this->logger->info('Error sending notification to token', array('current_key' => $key, 'current_token' => $token, 'error_code' => $messageError->getErrorCode(), 'error_message' => $messageError->getErrorMessage(), 'error_key' => $messageError->getCustomIdentifier(), 'error_token' => $messageError->getToken()));
return $messageError;
}
$queue->next();
Sleep::millisecond(self::SEND_INTERVAL);
}
Sleep::millisecond(self::END_WAIT);
$streamError = $this->streamHandler->readError();
if ($streamError) {
$messageError = MessageFactory::createError($queue->getArrayCopy(), $streamError);
$this->logger->info('Error sending notification to token', array('key' => $messageError->getCustomIdentifier(), 'token' => $messageError->getToken(), 'error_code' => $messageError->getErrorCode(), 'error_message' => $messageError->getErrorMessage()));
return $messageError;
}
return true;
}
/**
* Returns the open socket to APNS or throws an exception if the socket is not initialized and the connection fails.
* If the connection fails, retries up to self::RETRY times.
*
* @return resource
* @throws \C2iS\ApnsSender\Exception\ConnectionFailedException
*/
public function getApns()
{
if (!$this->apns) {
$attempt = 1;
while (!($apns = $this->createApns()) && $attempt++ < self::RETRY) {
Sleep::millisecond(self::RETRY_INTERVAL);
}
if ($apns) {
$this->apns = $apns;
stream_set_blocking($apns, 0);
} else {
throw new ConnectionFailedException(sprintf('Impossible to initialize connexion APNS after %s attempts.', self::RETRY));
}
}
return $this->apns;
}