rid = $this->post_translation->get_element_trid( $post_id );

		return $this->post_translation->get_element_translations( false, $trid, false );
	}

	/**
	 * @param int $post_id
	 */
	private function add_post_id_to_original_option( $post_id ) {
		$this->update_original_option( $post_id, array( $this, 'add_post_id' ) );
	}

	/**
	 * @param string $option
	 * @param int    $post_id
	 */
	private function add_post_id( $option, $post_id ) {
		$sticky_posts = $this->get_sticky_posts( $option );

		if ( ! in_array( $post_id, $sticky_posts, true ) ) {
			$sticky_posts[] = $post_id;
			update_option( $option, $sticky_posts, true );
		}
	}

	/**
	 * @param int $post_id
	 */
	private function remove_post_id_from_original_option( $post_id ) {
		$this->update_original_option( $post_id, array( $this, 'remove_post_id' ) );
	}

	/**
	 * @param int      $post_id
	 * @param callable $callback
	 */
	private function update_original_option( $post_id, $callback ) {
		remove_filter( 'pre_option_sticky_posts', array( $this, 'pre_option_sticky_posts_filter' ) );
		remove_filter( 'pre_update_option_sticky_posts', array( $this, 'pre_update_option_sticky_posts' ) );

		call_user_func( $callback, 'sticky_posts', $post_id );

		add_filter( 'pre_update_option_sticky_posts', array( $this, 'pre_update_option_sticky_posts' ), 10, 1 );
		add_filter( 'pre_option_sticky_posts', array( $this, 'pre_option_sticky_posts_filter' ), 10, 0 );
	}

	/**
	 * @param string $option
	 * @param int    $post_id
	 */
	private function remove_post_id( $option, $post_id ) {
		$sticky_posts = $this->get_sticky_posts( $option );

		if ( ( $key = array_search( $post_id, $sticky_posts ) ) !== false ) {
			unset( $sticky_posts[ $key ] );
			update_option( $option, array_values( $sticky_posts ), true );
		}
	}

	/**
	 * @param string $lang
	 *
	 * @return array
	 */
	private function get_option_by_lang( $lang ) {
		$sticky_posts = $this->get_sticky_posts( 'sticky_posts_' . $lang );
		return $sticky_posts;
	}

	/**
	 * @param string $option Default is sticky_posts
	 * @return array
	 */
	private function get_sticky_posts( $option = 'sticky_posts' ) {
		$sticky_posts = get_option( $option, array() );
		return is_array( $sticky_posts ) ? $sticky_posts : [];
	}
}