/**
* Push a job by its name onto the selected queue
*
* @param string $name Name of the job to create
* @param mixed $payload Payload of the job set as content
* @throws QueueNotFoundException If the method is called without a queue set
* @return JobInterface Created job by the job plugin manager
*/
public function push($name, $payload = null)
{
if (null === $this->queue) {
throw new QueueNotFoundException('You cannot push a job without a queue selected');
}
$job = $this->jobPluginManager->get($name);
if (null !== $payload) {
$job->setContent($payload);
}
return $this->queue->push($job);
}
/**
* Create a resource
*
* @param mixed $data
* @return ApiProblem|mixed
*/
public function create($data)
{
try {
$pageEntity = new PagesEntity();
$pageEntity->setUuid(Uuid::uuid4()->toString());
$pageEntity->setUrl($data->site_url);
$pageEntity->setStatus(PageInterface::STATUS_PENDING);
$this->entityManager->persist($pageEntity);
$this->entityManager->flush();
$queueJob = $this->queue->getJobPluginManager()->get('Application\\QueueJob\\ParsePage');
$queueJob->setContent(array('page_url' => $pageEntity->getUrl(), 'page_id' => $pageEntity->getId()));
$this->queue->push($queueJob);
return $pageEntity;
} catch (\Exception $e) {
return new ApiProblem(500, $e->getMessage());
}
}
/**
* {@inheritDoc}
*/
public function processJob(JobInterface $job, QueueInterface $queue)
{
if (!$queue instanceof BeanstalkdQueueInterface) {
return WorkerEvent::JOB_STATUS_UNKNOWN;
}
/**
* In Beanstalkd, if an error occurs (exception for instance), the job
* is automatically reinserted into the queue after a configured delay
* (the "visibility_timeout" option). If the job executed correctly, it
* must explicitly be removed
*/
try {
$job->execute();
$queue->delete($job);
return WorkerEvent::JOB_STATUS_SUCCESS;
} catch (Exception $exception) {
// Do nothing, the job will be reinserted automatically for another try
return WorkerEvent::JOB_STATUS_FAILURE_RECOVERABLE;
}
}
/**
* {@inheritDoc}
*/
public function processJob(JobInterface $job, QueueInterface $queue)
{
if (!$queue instanceof SqsQueueInterface) {
return WorkerEvent::JOB_STATUS_UNKNOWN;
}
// In SQS, if an error occurs (exception for instance), the job is automatically reinserted
// into the queue after a configured delay (the "visibility_timeout" option). If the job executed
// correctly, it must explicitly be removed
try {
$job->execute();
$queue->delete($job);
return WorkerEvent::JOB_STATUS_SUCCESS;
} catch (SqsException $sqsException) {
// We want to retrigger SQS exception as they may include useful debugging information like lack of
// permissions
throw $sqsException;
} catch (Exception $exception) {
// Do nothing, the job will be reinserted automatically for another try
return WorkerEvent::JOB_STATUS_FAILURE_RECOVERABLE;
}
}
public function execute()
{
$payload = $this->getContent();
echo "processing >> " . $payload['page_url'] . " >> for id >> " . $payload['page_id'] . "\n";
/* @var \Application\V1\Entity\Pages $pageEntity */
$pageEntity = $this->entityManager->find('Application\\V1\\Entity\\Pages', $payload['page_id']);
try {
$this->httpClient->setUri($payload['page_url']);
$response = $this->httpClient->send();
$document = new Document($response->getBody());
$manager = $this->grabImageQueue->getJobPluginManager();
$jobs = [];
$parsedPageUrl = parse_url($this->httpClient->getRequest()->getUriString());
$cnt = 0;
/* @var \DOMElement $node */
foreach ($this->documentQuery->execute('//body//img', $document) as $node) {
$job = $manager->get('Application\\QueueJob\\GrabImage');
$src = $this->normalizeSchemeAndHost($node->getAttribute('src'), $parsedPageUrl['scheme'], $parsedPageUrl['host']);
$ext = strtolower(pathinfo($src, PATHINFO_EXTENSION));
$job->setContent(['image_src' => $src, 'image_ext' => $ext, 'page_id' => $payload['page_id']]);
$jobs[] = $job;
$cnt++;
}
if ($cnt < 1) {
$pageEntity->setStatus(PageInterface::STATUS_DONE);
} else {
$pageEntity->setStatus(PageInterface::STATUS_RUNNING);
}
$pageEntity->setPendingImagesCnt($cnt);
$pageEntity->setTotalImagesCnt($cnt);
$this->entityManager->flush();
foreach ($jobs as $job) {
$this->grabImageQueue->push($job);
}
echo "Jobs to push >> " . count($jobs) . " count pending images >>" . $cnt . "\n";
} catch (\Exception $e) {
echo 'Exception: >> ' . $e->getMessage();
$pageEntity->setErrorMessage($e->getMessage());
if ($pageEntity->getStatusNumeric() == PageInterface::STATUS_RECOVERING) {
$pageEntity->setStatus(PageInterface::STATUS_ERROR);
$this->entityManager->flush();
return WorkerEvent::JOB_STATUS_FAILURE;
} else {
$pageEntity->setStatus(PageInterface::STATUS_RECOVERING);
$this->entityManager->flush();
throw new ReleasableException(array('priority' => 10, 'delay' => 15));
}
}
}