Refactor Newsletter to use Doctrine instead of the NewsletterSegment model

[MAILPOET-4363]

mailpoet/lib/Cron/Workers/SendingQueue/SendingQueue.php

@@ -175,7 +175,7 @@ class SendingQueue {
     // configure mailer
     $this->mailerTask->configureMailer($newsletter);
     // get newsletter segments
-    $newsletterSegmentsIds = $this->newsletterTask->getNewsletterSegments($newsletter);
+    $newsletterSegmentsIds = $this->newsletterTask->getNewsletterSegments($newsletterEntity);
     // Pause task in case some of related segments was deleted or trashed
     if ($newsletterSegmentsIds && !$this->checkDeletedSegments($newsletterSegmentsIds)) {
       $this->loggerFactory->getLogger(LoggerFactory::TOPIC_NEWSLETTERS)->info(

mailpoet/lib/Cron/Workers/SendingQueue/Tasks/Newsletter.php

@@ -7,16 +7,18 @@ use MailPoet\Cron\Workers\SendingQueue\Tasks\Posts as PostsTask;
 use MailPoet\Cron\Workers\SendingQueue\Tasks\Shortcodes as ShortcodesTask;
 use MailPoet\DI\ContainerWrapper;
 use MailPoet\Entities\NewsletterEntity;
+use MailPoet\Entities\NewsletterSegmentEntity;
+use MailPoet\Entities\SegmentEntity;
 use MailPoet\Logging\LoggerFactory;
 use MailPoet\Mailer\MailerLog;
 use MailPoet\Models\Newsletter as NewsletterModel;
-use MailPoet\Models\NewsletterSegment as NewsletterSegmentModel;
 use MailPoet\Models\SendingQueue as SendingQueueModel;
 use MailPoet\Models\Subscriber as SubscriberModel;
 use MailPoet\Newsletter\Links\Links as NewsletterLinks;
 use MailPoet\Newsletter\NewslettersRepository;
 use MailPoet\Newsletter\Renderer\PostProcess\OpenTracking;
 use MailPoet\Newsletter\Renderer\Renderer;
+use MailPoet\Newsletter\Segment\NewsletterSegmentRepository;
 use MailPoet\Newsletter\Sending\SendingQueuesRepository;
 use MailPoet\Settings\TrackingConfig;
 use MailPoet\Statistics\GATracking;
@@ -63,6 +65,9 @@ class Newsletter {
   /** @var SubscribersRepository */
   private $subscribersRepository;
 
+  /** @var NewsletterSegmentRepository */
+  private $newsletterSegmentRepository;
+
   public function __construct(
     WPFunctions $wp = null,
     PostsTask $postsTask = null,
@@ -94,6 +99,7 @@ class Newsletter {
     $this->newsletterLinks = ContainerWrapper::getInstance()->get(NewsletterLinks::class);
     $this->sendingQueuesRepository = ContainerWrapper::getInstance()->get(SendingQueuesRepository::class);
     $this->subscribersRepository = ContainerWrapper::getInstance()->get(SubscribersRepository::class);
+    $this->newsletterSegmentRepository = ContainerWrapper::getInstance()->get(NewsletterSegmentRepository::class);
   }
 
   public function getNewsletterFromQueue($queue) {
@@ -283,11 +289,20 @@ class Newsletter {
     }
   }
 
-  public function getNewsletterSegments($newsletter) {
-    $segments = NewsletterSegmentModel::where('newsletter_id', $newsletter->id)
-      ->select('segment_id')
-      ->findArray();
-    return Helpers::flattenArray($segments);
+  public function getNewsletterSegments(NewsletterEntity $newsletter) {
+    $newsletterSegments = $this->newsletterSegmentRepository->findBy(['newsletter' => $newsletter]);
+    $segmentIds = array_map(
+      function(NewsletterSegmentEntity $newsletterSegment) {
+        $segment = $newsletterSegment->getSegment();
+
+        if ($segment instanceof SegmentEntity) {
+          return $segment->getId();
+        }
+      },
+      $newsletterSegments
+    );
+
+    return $segmentIds;
   }
 
   public function stopNewsletterPreProcessing($errorCode = null) {

mailpoet/tests/integration/Cron/Workers/SendingQueue/Tasks/NewsletterTest.php

@@ -15,7 +15,6 @@ use MailPoet\Entities\NewsletterLinkEntity;
 use MailPoet\Entities\NewsletterPostEntity;
 use MailPoet\Entities\NewsletterSegmentEntity;
 use MailPoet\Entities\ScheduledTaskEntity;
-use MailPoet\Entities\SegmentEntity;
 use MailPoet\Entities\SendingQueueEntity;
 use MailPoet\Entities\SubscriberEntity;
 use MailPoet\Logging\LoggerFactory;
@@ -28,6 +27,7 @@ use MailPoet\Router\Router;
 use MailPoet\Settings\SettingsRepository;
 use MailPoet\Tasks\Sending;
 use MailPoet\Tasks\Sending as SendingTask;
+use MailPoet\Test\DataFactories\Segment as SegmentFactory;
 use MailPoet\Test\DataFactories\Subscriber as SubscriberFactory;
 use MailPoet\WP\Emoji;
 use MailPoet\WP\Functions as WPFunctions;
@@ -365,17 +365,18 @@ class NewsletterTest extends \MailPoetTest {
   public function testItGetsSegments() {
     $newsletterEntity = $this->newslettersRepository->findOneById($this->newsletter->id);
     $this->assertInstanceOf(NewsletterEntity::class, $newsletterEntity);
+    $segmentIds = [];
 
     for ($i = 1; $i <= 3; $i++) {
-      $segment = $this->entityManager->getReference(SegmentEntity::class, $i);
-      $this->assertInstanceOf(SegmentEntity::class, $segment);
+      $segment = (new SegmentFactory())->create();
+      $segmentIds[] = $segment->getId();
       $newsletterSegment = new NewsletterSegmentEntity($newsletterEntity, $segment);
       $this->entityManager->persist($newsletterSegment);
     }
     $this->entityManager->flush();
 
-    expect($this->newsletterTask->getNewsletterSegments($this->newsletter))->equals(
-      [1,2,3]
+    expect($this->newsletterTask->getNewsletterSegments($newsletterEntity))->equals(
+      $segmentIds
     );
   }