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wp-content/plugins/mailpoet/lib/Settings/SettingsRepository.php

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+<?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing
+
+namespace MailPoet\Settings;
+
+if (!defined('ABSPATH')) exit;
+
+
+use MailPoet\Doctrine\Repository;
+use MailPoet\Entities\SettingEntity;
+use MailPoetVendor\Carbon\Carbon;
+use MailPoetVendor\Doctrine\ORM\Query;
+
+/**
+ * @extends Repository<SettingEntity>
+ */
+class SettingsRepository extends Repository {
+  public function findOneByName(string $name): ?SettingEntity {
+    // Always fetch fresh entity data (= don't use "findOneBy()"). See also further below.
+    $result = (array)$this->doctrineRepository->createQueryBuilder('s')
+      ->where('s.name = :name')
+      ->setParameter('name', $name)
+      ->getQuery()
+      ->setHint(Query::HINT_REFRESH, true)
+      ->getResult();
+
+    return isset($result[0]) && $result[0] instanceof SettingEntity ? $result[0] : null;
+  }
+
+  public function createOrUpdateByName($name, $value) {
+    // Temporarily use low-level INSERT ... ON DUPLICATE KEY UPDATE query to avoid race conditions
+    // between entity fetch and creation with multiple concurrent requests. This will be replaced
+    // by a code solving atomicity of create-or-update on entity (ORM) level in a follow-up ticket.
+    $now = Carbon::now()->millisecond(0);
+    $tableName = $this->entityManager->getClassMetadata(SettingEntity::class)->getTableName();
+    $this->entityManager->getConnection()->executeStatement("
+      INSERT INTO $tableName (name, value, created_at, updated_at)
+      VALUES (:name, :value, :now, :now)
+      ON DUPLICATE KEY UPDATE value = :value, updated_at = :now
+    ", [
+      'name' => $name,
+      'value' => is_array($value) ? serialize($value) : $value,
+      'now' => $now,
+    ]);
+
+    // Ensure entity data is up-to-date in memory.
+    //  - We can't use "refresh()"; we don't have the entity instance, and it can be a new record.
+    //  - We can't use "findOneBy()"; it could return a cached entity instance.
+    $this->findOneByName($name);
+  }
+
+  protected function getEntityClassName() {
+    return SettingEntity::class;
+  }
+}