/**
  * Remove posts that has been deleted on content stage.
  *
  * Runs on production server after batch has been sent from content stage
  * and received by the production server.
  *
  * @param array $posts
  * @param Batch $batch
  */
 public function import($posts, Batch $batch)
 {
     // No posts provided.
     if (empty($posts)) {
         return;
     }
     // String of deleted post IDs.
     $stage_post_ids = array();
     foreach ($posts as $post) {
         if (!isset($post['guid'])) {
             continue;
         }
         $post_id = $this->api->get_post_id_by_guid($post['guid']);
         wp_delete_post($post_id, true);
         if (isset($post['id'])) {
             array_push($stage_post_ids, $post['id']);
         }
     }
     // String of deleted content staging IDs.
     $str = implode(',', $stage_post_ids);
     // Current blog ID.
     $blog_id = get_current_blog_id();
     $message = sprintf('Posts deleted on Content Stage has been removed from Production. <span class="hidden" data-blog-id="%d">%s</span>', $blog_id, $str);
     $this->api->add_deploy_message($batch->get_id(), $message, 'info', 104);
 }