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<?php
namespace Kanboard\Core\Queue;
use Exception;
use Kanboard\Core\Base;
use Kanboard\Job\BaseJob;
use SimpleQueue\Job;
/**
* Class JobHandler
*
* @package Kanboard\Core\Queue
* @author Frederic Guillot
*/
class JobHandler extends Base
{
/**
* Serialize a job
*
* @access public
* @param BaseJob $job
* @return Job
*/
public function serializeJob(BaseJob $job)
{
return new Job(array(
'class' => get_class($job),
'params' => $job->getJobParams(),
'user_id' => $this->userSession->getId(),
));
}
/**
* Execute a job
*
* @access public
* @param Job $job
*/
public function executeJob(Job $job)
{
$payload = $job->getBody();
try {
$className = $payload['class'];
$this->prepareJobSession($payload['user_id']);
$this->prepareJobEnvironment();
if (DEBUG) {
$this->logger->debug(__METHOD__.' Received job => '.$className.' ('.getmypid().')');
$this->logger->debug(__METHOD__.' => '.json_encode($payload));
}
$worker = new $className($this->container);
call_user_func_array(array($worker, 'execute'), $payload['params']);
} catch (Exception $e) {
$this->logger->error(__METHOD__.': Error during job execution: '.$e->getMessage());
$this->logger->error(__METHOD__ .' => '.json_encode($payload));
}
}
/**
* Create the session for the job
*
* @access protected
* @param integer $user_id
*/
protected function prepareJobSession($user_id)
{
session_flush();
if ($user_id > 0) {
$user = $this->userModel->getById($user_id);
$this->userSession->initialize($user);
}
}
/**
* Flush in-memory caching and specific events
*
* @access protected
*/
protected function prepareJobEnvironment()
{
$this->memoryCache->flush();
$this->actionManager->removeEvents();
$this->dispatcher->dispatch('app.bootstrap');
}
}
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