Inpsyde\MultilingualPress\Relations\Post\RelationshipContext::remote_site_id PHP Method

    public function remote_site_id()
    {
        return (int) $this->data[self::KEY_REMOTE_SITE_ID];
    }

 /**
  * Disconnects the current post with the one given in the request.
  *
  * @return void
  */
 private function disconnect_post()
 {
     $remote_site_id = $this->context->remote_site_id();
     $remote_post_id = $this->context->remote_post_id();
     $source_site_id = $this->context->source_site_id();
     $translation_ids = $this->content_relations->get_translation_ids($this->context->source_site_id(), $remote_site_id, $this->context->source_post_id(), $remote_post_id, 'post');
     if ($translation_ids['ml_source_blogid'] !== $source_site_id) {
         $remote_site_id = $source_site_id;
         if (0 !== $remote_post_id) {
             $remote_post_id = $this->context->source_post_id();
         }
     }
     $this->content_relations->delete_relation($translation_ids['ml_source_blogid'], $remote_site_id, $translation_ids['ml_source_elementid'], $remote_post_id, 'post');
 }