/**
* Send message to GCM
*
* @param Message $message The Message to send.
* @param string $serverApiKey Server API Key.
* @param string $gcmUrl GCM URL.
* @param integer $nextDelay Next exponential back off delay.
*
* @return Response
* @throws PhpGcmQueueException When request is malformed
* @throws PhpGcmQueueException When authentication fails
* @throws PhpGcmQueueException When an unknown error occurs
*/
public static function send(Message $message, $serverApiKey, $gcmUrl, $nextDelay = 1)
{
$curl = self::initCurl();
self::configCurl($curl, $serverApiKey);
self::postCurl($curl, $gcmUrl, $message->toJson());
self::closeCurl($curl);
if ($curl->error) {
switch ($curl->http_status_code) {
case 400:
throw new PhpGcmQueueException('GCM\\Sender->send - Malformed Request: ' . $curl->raw_response, PhpGcmQueueException::MALFORMED_REQUEST);
break;
case 401:
throw new PhpGcmQueueException('GCM\\Sender->send - Authentication Error', PhpGcmQueueException::AUTHENTICATION_ERROR);
break;
default:
$retry = $curl->response_headers['retry-after'];
if ($retry) {
if ((int) $retry) {
//in seconds: 120
$retry = \DateTime::createFromFormat('U', strtotime('now +' . (int) $retry . ' seconds'));
} else {
//absolute: Fri, 31 Dec 1999 23:59:59 GMT
$retry = \DateTime::createFromFormat('U', strtotime($retry));
}
return $retry;
} else {
//Timeout
if ($curl->http_status_code >= 501 && $curl->http_status_code <= 599) {
if ($nextDelay < self::MAX_RETRY_TIME) {
return $nextDelay;
}
}
throw new PhpGcmQueueException('GCM\\Sender->send - Unknown Error: ' . $curl->raw_response, PhpGcmQueueException::UNKNOWN_ERROR);
}
break;
}
}
return new Response($message, $curl->response);
}
$messageArray['time_to_live'] = $timeToLive;
}
if (!empty($restrictedPackageName)) {
$messageArray['restricted_package_name'] = $restrictedPackageName;
}
if (isset($dryRun)) {
$messageArray['dry_run'] = (bool) $dryRun;
}
//Payload
if (!empty($data)) {
$messageArray['data'] = json_decode($data, true);
}
if (!empty($notification)) {
$messageArray['notification'] = json_decode($notification, true);
}
$message = \PhpGcmQueue\Message::fromArray($messageArray);
$response = \PhpGcmQueue\Sender::send($message, $serverApiKey, $gcmUrl);
} else {
throw new Exception('Missing required fields');
}
}
?>
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<title>PHP GCM Queue Example</title>
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