Add CommentSubject and Payload

[PREMIUM-248]

mailpoet/lib/Automation/Integrations/WordPress/Payloads/CommentPayload.php

@@ -0,0 +1,31 @@
+<?php declare(strict_types = 1);
+
+namespace MailPoet\Automation\Integrations\WordPress\Payloads;
+
+use MailPoet\Automation\Engine\Integration\Payload;
+use MailPoet\Automation\Engine\WordPress;
+
+class CommentPayload implements Payload {
+  /** @var int */
+  private $commentId;
+
+  /** @var WordPress */
+  private $wp;
+
+  public function __construct(
+    int $commentId,
+    WordPress $wp
+  ) {
+    $this->commentId = $commentId;
+    $this->wp = $wp;
+  }
+
+  public function getCommentId(): int {
+    return $this->commentId;
+  }
+
+  public function getComment(): ?\WP_Comment {
+    $comment = $this->wp->getComment($this->commentId);
+    return $comment instanceof \WP_Comment ? $comment : null;
+  }
+}

mailpoet/lib/Automation/Integrations/WordPress/Subjects/CommentSubject.php

@@ -0,0 +1,50 @@
+<?php declare(strict_types = 1);
+
+namespace MailPoet\Automation\Integrations\WordPress\Subjects;
+
+use MailPoet\Automation\Engine\Data\Subject as SubjectData;
+use MailPoet\Automation\Engine\Integration\Payload;
+use MailPoet\Automation\Engine\Integration\Subject;
+use MailPoet\Automation\Engine\WordPress;
+use MailPoet\Automation\Integrations\WordPress\Payloads\CommentPayload;
+use MailPoet\Validator\Builder;
+use MailPoet\Validator\Schema\ObjectSchema;
+
+/**
+ * @implements Subject<CommentPayload>
+ */
+class CommentSubject implements Subject {
+  const KEY = 'wordpress:comment';
+
+  /** @var WordPress */
+  private $wp;
+
+  public function __construct(
+    WordPress $wp
+  ) {
+    $this->wp = $wp;
+  }
+
+  public function getKey(): string {
+    return self::KEY;
+  }
+
+  public function getName(): string {
+    return __('Comment', 'mailpoet');
+  }
+
+  public function getArgsSchema(): ObjectSchema {
+    return Builder::object([
+      'comment_id' => Builder::integer()->required(),
+    ]);
+  }
+
+  public function getFields(): array {
+    return [];
+  }
+
+  public function getPayload(SubjectData $subjectData): Payload {
+    $commentId = (int)$subjectData->getArgs()['comment_id'];
+    return new CommentPayload($commentId, $this->wp);
+  }
+}

mailpoet/lib/Automation/Integrations/WordPress/WordPressIntegration.php

@@ -3,19 +3,26 @@
 namespace MailPoet\Automation\Integrations\WordPress;
 
 use MailPoet\Automation\Engine\Registry;
+use MailPoet\Automation\Integrations\WordPress\Subjects\CommentSubject;
 use MailPoet\Automation\Integrations\WordPress\Subjects\UserSubject;
 
 class WordPressIntegration {
   /** @var UserSubject */
   private $userSubject;
 
+  /** @var CommentSubject */
+  private $commentSubject;
+
   public function __construct(
-    UserSubject $userSubject
+    UserSubject $userSubject,
+    CommentSubject $commentSubject
   ) {
     $this->userSubject = $userSubject;
+    $this->commentSubject = $commentSubject;
   }
 
   public function register(Registry $registry): void {
     $registry->addSubject($this->userSubject);
+    $registry->addSubject($this->commentSubject);
   }
 }