/**
* Attempt to run the given job.
*
* @param Job $job
*
* @return void
*/
public function run(Job &$job)
{
$this->getPHPQ()->getLogger()->info(sprintf('Running job #%d', $job->getId()));
JobReflector::setFailed($job, false);
JobReflector::setFinished($job, null);
JobReflector::setHasResult($job, false);
JobReflector::setResult($job, null);
try {
$job->setUp();
$job->perform($this->getPHPQ()->getContainer());
$job->tearDown();
} catch (\Exception $e) {
JobReflector::setFailed($job, true);
}
$this->getPHPQ()->getDriver()->persistJobState($job);
$this->getPHPQ()->getDriver()->detach($job);
return;
}
/**
* Initialise the given job object.
* @internal
*
* @param Job $job
*
* @return void
*/
private final function initialiseJobObject(Job &$job)
{
$created = new DateTimeImmutable();
Reflection\JobReflector::setQueue($job, $this);
Reflection\JobReflector::setCreated($job, $created);
Reflection\JobReflector::setSchedule($job, $created);
Reflection\JobReflector::setTimeout($job, null);
Reflection\JobReflector::setVersion($job, 0);
return;
}
/**
* Create a job from te given column set.
*
* @param $columns
*
* @return Job
* @throws ReflectionException
*/
private function hydrateJobObject($columns)
{
// Figure out the class of the job
$class = $columns[$this->columns['__CLASS__']];
if (!class_exists($class)) {
throw new ReflectionException(sprintf('Job class [%s] does not exist', $class));
}
try {
$job = new $class();
} catch (\Exception $e) {
throw new ReflectionException(sprintf('Could not instantiate object of type [%s]', $class));
}
if (!$job instanceof Job) {
throw new ReflectionException(sprintf('[%s] is not an instance of %s', $class, Job::class));
}
$queue = $this->getPHPQ()->getQueue($columns[$this->columns[JobReflector::PROPERTY_QUEUE]]);
$parameters = $columns[$this->columns[JobReflector::PROPERTY_PARAMETERS]];
$result = $columns[$this->columns[JobReflector::PROPERTY_RESULT]];
$timeout = $columns[$this->columns[JobReflector::PROPERTY_TIMEOUT]];
$lastAttempt = $columns[$this->columns[JobReflector::PROPERTY_LAST_ATTEMPT]];
JobReflector::setId($job, $columns[$this->columns[JobReflector::PROPERTY_ID]]);
JobReflector::setQueue($job, $queue);
JobReflector::setCreated($job, new DateTimeImmutable($columns[$this->columns[JobReflector::PROPERTY_CREATED]]));
JobReflector::setSchedule($job, new DateTimeImmutable($columns[$this->columns[JobReflector::PROPERTY_SCHEDULE]]));
JobReflector::setFailed($job, $columns[$this->columns[JobReflector::PROPERTY_FAILED]]);
JobReflector::setFinished($job, $columns[$this->columns[JobReflector::PROPERTY_FINISHED]]);
JobReflector::setResult($job, $result ? json_decode($result, true) : null);
JobReflector::setProgress($job, $columns[$this->columns[JobReflector::PROPERTY_PROGRESS]]);
JobReflector::setLastAttempt($job, $lastAttempt ? new DateTimeImmutable($lastAttempt) : null);
JobReflector::setTimeout($job, $timeout ? new DateTimeImmutable($timeout) : null);
JobReflector::setRetryCount($job, $columns[$this->columns[JobReflector::PROPERTY_RETRY_COUNT]]);
JobReflector::setParameters($job, $parameters ? json_decode($parameters, true) : array());
// Track the state of this job
$this->jobs[spl_object_hash($job)] = clone $job;
return $job;
}
/**
* @inheritdoc
*/
public function reserveJob($queues = null, $blocking = true, $timeout = 0)
{
if ($queues) {
$queues = array_map(function ($queue) {
return $this->getQueueKeyPrefix() . $queue;
}, $queues);
} else {
$queues = $this->getQueueKeyNames();
}
if ($blocking) {
$output = $this->client->blpop($queues, $timeout);
if (!$output) {
return null;
}
list($key, $json) = $output;
$job = JobReflector::fromJSON($json);
JobReflector::setQueue($job, $this->getQueueForKey($key));
return $job;
} else {
foreach ($queues as $key) {
$json = $this->client->lpop($queues);
if ($json) {
$job = JobReflector::fromJSON($json);
JobReflector::setQueue($job, $this->getQueueForKey($key));
return $job;
}
}
return null;
}
}