/**
* @param array $batch
*
* @return string[] A list of message IDs indexed by the same keys as $batch
* @throws \Google_Service_Exception
*/
public function pushBatch(array $batch)
{
if (count($batch) < 1) {
return null;
}
$toPush = [];
$messageKeys = array_keys($batch);
foreach ($batch as $rawMsg) {
$msg = new \Google_Service_Pubsub_PubsubMessage();
$msg->setData(base64_encode(json_encode($rawMsg)));
$toPush[] = $msg;
}
$topicPath = $this->_getTopic()->getName();
$body = new \Google_Service_Pubsub_PublishBatchRequest();
$body->setTopic($topicPath);
$body->setMessages($toPush);
$messageIds = [];
$retry = true;
while ($retry) {
try {
$retry = false;
$result = $this->_getPubSubService()->topics->publishBatch($body);
$returnedIds = $result->getMessageIds();
$i = 0;
foreach ($messageKeys as $key) {
$messageIds[$key] = $returnedIds[$i];
$i++;
}
} catch (\Google_Service_Exception $e) {
if ($this->_isMissingResourceError($e, $topicPath)) {
$retry = true;
$this->_createTopic();
} else {
throw $e;
}
}
}
return $messageIds;
}
$request = json_decode($json, true);
if (!isset($request['message']['data']) || !($message = base64_decode($request['message']['data']))) {
return new Response('', 400);
}
// Store the received message in datastore
// For a more complete demo of datastore,
// @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/datastore
$datastore = new DatastoreHelper($client, $projectId);
$datastore->storeMessage($message);
return new Response();
});
$app->post('/send_message', function () use($app) {
// send the pubsub message
if ($messageText = $app['request']->get('message')) {
/** @var Google_Client $client */
$client = $app['google_client'];
$projectName = sprintf('projects/%s', $app['project_id']);
$topicName = sprintf('%s/topics/%s', $projectName, $app['topic']);
$pubsub = new Google_Service_Pubsub($client);
// create pubsub message object
$message = new Google_Service_Pubsub_PubsubMessage();
$message->setData(base64_encode($messageText));
// create pubsub request
$request = new Google_Service_Pubsub_PublishRequest();
$request->setMessages([$message]);
$pubsub->projects_topics->publish($topicName, $request);
return new Response('', 204);
}
return new Response('', 400);
});
return $app;
