Your IP : 18.118.151.112
<?php
namespace MailPoet\Cron\Workers;
if (!defined('ABSPATH')) exit;
use MailPoet\Cron\CronHelper;
use MailPoet\Logging\LoggerFactory;
use MailPoet\Models\Newsletter;
use MailPoet\Models\ScheduledTask;
use MailPoet\Models\Segment;
use MailPoet\Models\Subscriber;
use MailPoet\Models\SubscriberSegment;
use MailPoet\Newsletter\Scheduler\PostNotificationScheduler;
use MailPoet\Newsletter\Scheduler\Scheduler as NewsletterScheduler;
use MailPoet\Newsletter\Scheduler\WelcomeScheduler;
use MailPoet\Segments\SubscribersFinder;
use MailPoet\Tasks\Sending as SendingTask;
class Scheduler {
const TASK_BATCH_SIZE = 5;
/** @var SubscribersFinder */
private $subscribersFinder;
/** @var LoggerFactory */
private $loggerFactory;
/** @var CronHelper */
private $cronHelper;
public function __construct(
SubscribersFinder $subscribersFinder,
LoggerFactory $loggerFactory,
CronHelper $cronHelper
) {
$this->cronHelper = $cronHelper;
$this->subscribersFinder = $subscribersFinder;
$this->loggerFactory = $loggerFactory;
}
public function process($timer = false) {
$timer = $timer ?: microtime(true);
// abort if execution limit is reached
$this->cronHelper->enforceExecutionLimit($timer);
$scheduledQueues = self::getScheduledQueues();
if (!count($scheduledQueues)) return false;
$this->updateTasks($scheduledQueues);
foreach ($scheduledQueues as $i => $queue) {
$newsletter = Newsletter::findOneWithOptions($queue->newsletterId);
if (!$newsletter || $newsletter->deletedAt !== null) {
$queue->delete();
} elseif ($newsletter->status !== Newsletter::STATUS_ACTIVE && $newsletter->status !== Newsletter::STATUS_SCHEDULED) {
continue;
} elseif ($newsletter->type === Newsletter::TYPE_WELCOME) {
$this->processWelcomeNewsletter($newsletter, $queue);
} elseif ($newsletter->type === Newsletter::TYPE_NOTIFICATION) {
$this->processPostNotificationNewsletter($newsletter, $queue);
} elseif ($newsletter->type === Newsletter::TYPE_STANDARD) {
$this->processScheduledStandardNewsletter($newsletter, $queue);
} elseif ($newsletter->type === Newsletter::TYPE_AUTOMATIC) {
$this->processScheduledAutomaticEmail($newsletter, $queue);
}
$this->cronHelper->enforceExecutionLimit($timer);
}
}
public function processWelcomeNewsletter($newsletter, $queue) {
$subscribers = $queue->getSubscribers();
if (empty($subscribers[0])) {
$queue->delete();
return false;
}
$subscriberId = (int)$subscribers[0];
if ($newsletter->event === 'segment') {
if ($this->verifyMailpoetSubscriber($subscriberId, $newsletter, $queue) === false) {
return false;
}
} else {
if ($newsletter->event === 'user') {
if ($this->verifyWPSubscriber($subscriberId, $newsletter, $queue) === false) {
return false;
}
}
}
$queue->status = null;
$queue->save();
return true;
}
public function processPostNotificationNewsletter($newsletter, $queue) {
$this->loggerFactory->getLogger(LoggerFactory::TOPIC_POST_NOTIFICATIONS)->addInfo(
'process post notification in scheduler',
['newsletter_id' => $newsletter->id, 'task_id' => $queue->taskId]
);
// ensure that segments exist
$segments = $newsletter->segments()->findMany();
if (empty($segments)) {
$this->loggerFactory->getLogger(LoggerFactory::TOPIC_POST_NOTIFICATIONS)->addInfo(
'post notification no segments',
['newsletter_id' => $newsletter->id, 'task_id' => $queue->taskId]
);
return $this->deleteQueueOrUpdateNextRunDate($queue, $newsletter);
}
// ensure that subscribers are in segments
$subscribersCount = $this->subscribersFinder->addSubscribersToTaskFromSegments($queue->task(), $segments);
if (empty($subscribersCount)) {
$this->loggerFactory->getLogger(LoggerFactory::TOPIC_POST_NOTIFICATIONS)->addInfo(
'post notification no subscribers',
['newsletter_id' => $newsletter->id, 'task_id' => $queue->taskId]
);
return $this->deleteQueueOrUpdateNextRunDate($queue, $newsletter);
}
// create a duplicate newsletter that acts as a history record
$notificationHistory = $this->createNotificationHistory($newsletter->id);
if (!$notificationHistory) return false;
// queue newsletter for delivery
$queue->newsletterId = $notificationHistory->id;
$queue->status = null;
$queue->save();
// update notification status
$notificationHistory->setStatus(Newsletter::STATUS_SENDING);
$this->loggerFactory->getLogger(LoggerFactory::TOPIC_POST_NOTIFICATIONS)->addInfo(
'post notification set status to sending',
['newsletter_id' => $newsletter->id, 'task_id' => $queue->taskId]
);
return true;
}
public function processScheduledAutomaticEmail($newsletter, $queue) {
if ($newsletter->sendTo === 'segment') {
$segment = Segment::findOne($newsletter->segment);
$result = $this->subscribersFinder->addSubscribersToTaskFromSegments($queue->task(), [$segment]);
if (empty($result)) {
$queue->delete();
return false;
}
} else {
$subscribers = $queue->getSubscribers();
$subscriber = (!empty($subscribers) && is_array($subscribers)) ?
Subscriber::findOne($subscribers[0]) :
false;
if (!$subscriber) {
$queue->delete();
return false;
}
if ($this->verifySubscriber($subscriber, $queue) === false) {
return false;
}
}
$queue->status = null;
$queue->save();
return true;
}
public function processScheduledStandardNewsletter($newsletter, SendingTask $task) {
$segments = $newsletter->segments()->findMany();
$this->subscribersFinder->addSubscribersToTaskFromSegments($task->task(), $segments);
// update current queue
$task->updateCount();
$task->status = null;
$task->save();
// update newsletter status
$newsletter->setStatus(Newsletter::STATUS_SENDING);
return true;
}
public function verifyMailpoetSubscriber($subscriberId, $newsletter, $queue) {
$subscriber = Subscriber::findOne($subscriberId);
// check if subscriber is in proper segment
$subscriberInSegment =
SubscriberSegment::where('subscriber_id', $subscriberId)
->where('segment_id', $newsletter->segment)
->where('status', 'subscribed')
->findOne();
if (!$subscriber || !$subscriberInSegment) {
$queue->delete();
return false;
}
return $this->verifySubscriber($subscriber, $queue);
}
public function verifyWPSubscriber($subscriberId, $newsletter, $queue) {
// check if user has the proper role
$subscriber = Subscriber::findOne($subscriberId);
if (!$subscriber || $subscriber->isWPUser() === false) {
$queue->delete();
return false;
}
$wpUser = get_userdata($subscriber->wpUserId);
if ($wpUser === false) {
$queue->delete();
return false;
}
if ($newsletter->role !== WelcomeScheduler::WORDPRESS_ALL_ROLES
&& !in_array($newsletter->role, ((array)$wpUser)['roles'])
) {
$queue->delete();
return false;
}
return $this->verifySubscriber($subscriber, $queue);
}
public function verifySubscriber($subscriber, $queue) {
if ($subscriber->status === Subscriber::STATUS_UNCONFIRMED) {
// reschedule delivery
$queue->rescheduleProgressively();
return false;
} else if ($subscriber->status === Subscriber::STATUS_UNSUBSCRIBED) {
$queue->delete();
return false;
}
return true;
}
public function deleteQueueOrUpdateNextRunDate($queue, $newsletter) {
if ($newsletter->intervalType === PostNotificationScheduler::INTERVAL_IMMEDIATELY) {
$queue->delete();
return;
} else {
$nextRunDate = NewsletterScheduler::getNextRunDate($newsletter->schedule);
if (!$nextRunDate) {
$queue->delete();
return;
}
$queue->scheduledAt = $nextRunDate;
$queue->save();
}
}
public function createNotificationHistory($newsletterId) {
$newsletter = Newsletter::findOne($newsletterId);
if (!$newsletter instanceof Newsletter) {
return false;
}
$notificationHistory = $newsletter->createNotificationHistory();
return ($notificationHistory->getErrors() === false) ?
$notificationHistory :
false;
}
private function updateTasks(array $scheduledQueues) {
$ids = array_map(function ($queue) {
return $queue->taskId;
}, $scheduledQueues);
ScheduledTask::touchAllByIds($ids);
}
public static function getScheduledQueues() {
return SendingTask::getScheduledQueues(self::TASK_BATCH_SIZE);
}
}