Add Doctrine entities for newsletters, options, and segments

[MAILPOET-2216]

lib/Entities/NewsletterSegmentEntity.php

@@ -0,0 +1,51 @@
+<?php
+
+namespace MailPoet\Entities;
+
+use MailPoet\Doctrine\EntityTraits\AutoincrementedIdTrait;
+use MailPoet\Doctrine\EntityTraits\CreatedAtTrait;
+use MailPoet\Doctrine\EntityTraits\UpdatedAtTrait;
+
+/**
+ * @Entity()
+ * @Table(name="newsletter_segment")
+ */
+class NewsletterSegmentEntity {
+  use AutoincrementedIdTrait;
+  use CreatedAtTrait;
+  use UpdatedAtTrait;
+
+  /**
+   * @ManyToOne(targetEntity="MailPoet\Entities\NewsletterEntity", inversedBy="newsletter_segments")
+   * @var NewsletterEntity
+   */
+  private $newsletter;
+
+  /**
+   * @ManyToOne(targetEntity="MailPoet\Entities\SegmentEntity")
+   * @var SegmentEntity
+   */
+  private $segment;
+
+  /**
+   * @return NewsletterEntity
+   */
+  function getNewsletter() {
+    return $this->newsletter;
+  }
+
+  function setNewsletter(NewsletterEntity $newsletter) {
+    $this->newsletter = $newsletter;
+  }
+
+  /**
+   * @return SegmentEntity
+   */
+  function getSegment() {
+    return $this->segment;
+  }
+
+  function setSegment(SegmentEntity $segment) {
+    $this->segment = $segment;
+  }
+}