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<?php
namespace MailPoet\Cron\Workers;
if (!defined('ABSPATH')) exit;
use MailPoet\Cron\CronHelper;
use MailPoet\Cron\CronWorkerInterface;
use MailPoet\Cron\CronWorkerRunner;
use MailPoet\Cron\CronWorkerScheduler;
use MailPoet\DI\ContainerWrapper;
use MailPoet\Models\ScheduledTask;
use MailPoet\WP\Functions as WPFunctions;
use MailPoetVendor\Carbon\Carbon;
abstract class SimpleWorker implements CronWorkerInterface {
const TASK_TYPE = null;
const AUTOMATIC_SCHEDULING = true;
const SUPPORT_MULTIPLE_INSTANCES = true;
public $timer;
/** @var CronHelper */
protected $cronHelper;
/** @var CronWorkerScheduler */
protected $cronWorkerScheduler;
/** @var WPFunctions */
protected $wp;
public function __construct(WPFunctions $wp = null) {
if (static::TASK_TYPE === null) {
throw new \Exception('Constant TASK_TYPE is not defined on subclass ' . get_class($this));
}
if ($wp === null) $wp = ContainerWrapper::getInstance()->get(WPFunctions::class);
$this->wp = $wp;
$this->cronHelper = ContainerWrapper::getInstance()->get(CronHelper::class);
$this->cronWorkerScheduler = ContainerWrapper::getInstance()->get(CronWorkerScheduler::class);
}
public function getTaskType() {
return static::TASK_TYPE;
}
public function supportsMultipleInstances() {
return static::SUPPORT_MULTIPLE_INSTANCES;
}
public function schedule() {
$this->cronWorkerScheduler->schedule(static::TASK_TYPE, $this->getNextRunDate());
}
protected function scheduleImmediately(): void {
$this->cronWorkerScheduler->schedule(static::TASK_TYPE, $this->getNextRunDateImmediately());
}
public function checkProcessingRequirements() {
return true;
}
public function init() {
}
public function prepareTaskStrategy(ScheduledTask $task, $timer) {
return true;
}
public function processTaskStrategy(ScheduledTask $task, $timer) {
return true;
}
public function getNextRunDate() {
// random day of the next week
$date = Carbon::createFromTimestamp($this->wp->currentTime('timestamp'));
$date->setISODate((int)$date->format('o'), ((int)$date->format('W')) + 1, mt_rand(1, 7));
$date->startOfDay();
return $date;
}
protected function getNextRunDateImmediately(): Carbon {
return Carbon::createFromTimestamp($this->wp->currentTime('timestamp'));
}
public function scheduleAutomatically() {
return static::AUTOMATIC_SCHEDULING;
}
protected function getCompletedTasks() {
return ScheduledTask::findCompletedByType(static::TASK_TYPE, CronWorkerRunner::TASK_BATCH_SIZE);
}
}