/**
* Get metadata.
* At first call metadata will be loaded from redis.
*
* @return Metadata
*/
public function getMetadata()
{
if ($this->metadata === null) {
$this->metadata = new Metadata($this->owner, $this->id);
$this->metadata->refresh();
}
return $this->metadata;
}
/**
* Build a job.
* Null is returned if job cannot be created.
*
* @return Job|null
*/
public function build()
{
if (!$this->metadata->type) {
$this->metadata->type = Yiiq::TYPE_SIMPLE;
}
if (!$this->metadata->queue) {
$this->metadata->queue = Yiiq::DEFAULT_QUEUE;
}
$overwrite = $this->metadata->type === Yiiq::TYPE_REPEATABLE;
if (!$this->metadata->save($overwrite)) {
return;
}
$job = new Job($this->owner, $this->id);
$job->metadata = $this->metadata;
return $job;
}
/**
* Does job with given id exist.
*
* @param string $id
* @return boolean
*/
public function exists($id)
{
$key = Metadata::getKey($this, $id);
return \Yii::app()->redis->getClient()->exists($key);
}
