66 lines
3.1 KiB
PHP
66 lines
3.1 KiB
PHP
<?php declare(strict_types=1);
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namespace MailPoet\Cron\Workers;
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use MailPoet\Entities\StatisticsClickEntity;
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use MailPoet\Entities\StatisticsOpenEntity;
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use MailPoet\Entities\SubscriberEntity;
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use MailPoet\Models\ScheduledTask;
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use MailPoetVendor\Doctrine\ORM\EntityManager;
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class SubscribersLastEngagement extends SimpleWorker {
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const AUTOMATIC_SCHEDULING = false;
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const SUPPORT_MULTIPLE_INSTANCES = false;
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const BATCH_SIZE = 2000;
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const TASK_TYPE = 'subscribers_last_engagement';
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/** @var EntityManager */
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private $entityManager;
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public function __construct(
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EntityManager $entityManager
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) {
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parent::__construct();
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$this->entityManager = $entityManager;
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}
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public function processTaskStrategy(ScheduledTask $task, $timer): bool {
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$meta = $task->getMeta();
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$minId = $meta['nextId'] ?? 1;
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$highestId = $this->getHighestSubscriberId();
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while ($minId <= $highestId) {
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$maxId = $minId + self::BATCH_SIZE;
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$this->processBatch($minId, $maxId);
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$task->meta = ['nextId' => $maxId];
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$task->save();
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$this->cronHelper->enforceExecutionLimit($timer); // Throws exception and interrupts process if over execution limit
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$minId = $maxId;
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}
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return true;
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}
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private function processBatch(int $minSubscriberId, int $maxSubscriberId): void {
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global $wpdb;
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$statisticsClicksTable = $this->entityManager->getClassMetadata(StatisticsClickEntity::class)->getTableName();
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$statisticsOpensTable = $this->entityManager->getClassMetadata(StatisticsOpenEntity::class)->getTableName();
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$subscribersTable = $this->entityManager->getClassMetadata(SubscriberEntity::class)->getTableName();
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$postsTable = $wpdb->posts;
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$postsmetaTable = $wpdb->postmeta;
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$this->entityManager->getConnection()->executeStatement("
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UPDATE $subscribersTable as mps
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LEFT JOIN (SELECT max(created_at) as created_at, subscriber_id FROM $statisticsOpensTable as mpsoinner GROUP BY mpsoinner.subscriber_id) as mpso ON mpso.subscriber_id = mps.id
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LEFT JOIN (SELECT max(created_at) as created_at, subscriber_id FROM $statisticsClicksTable as mpscinner GROUP BY mpscinner.subscriber_id) as mpsc ON mpsc.subscriber_id = mps.id
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LEFT JOIN (SELECT MAX(post_id) AS post_id, meta_value as email FROM $postsmetaTable WHERE meta_key = '_billing_email' GROUP BY email) AS newestOrderIds ON newestOrderIds.email = mps.email
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LEFT JOIN (SELECT ID, post_date FROM $postsTable WHERE post_type = 'shop_order') AS shopOrders ON newestOrderIds.post_id = shopOrders.ID
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SET mps.last_engagement_at = NULLIF(GREATEST(COALESCE(mpso.created_at, 0), COALESCE(mpsc.created_at,0), COALESCE(shopOrders.post_date, 0)), 0)
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WHERE mps.last_engagement_at IS NULL AND mps.id >= $minSubscriberId AND mps.id < $maxSubscriberId;
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");
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}
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private function getHighestSubscriberId(): int {
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$subscribersTable = $this->entityManager->getClassMetadata(SubscriberEntity::class)->getTableName();
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$result = $this->entityManager->getConnection()->executeQuery("SELECT MAX(id) FROM $subscribersTable LIMIT 1;")->fetchNumeric();
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return is_array($result) && isset($result[0]) ? (int)$result[0] : 0;
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}
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}
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