public function get_list_of_pages( $all_data = false ) {
		// Get list of pages.
		$list_of_pages = get_option( $this->all_page_key, [] );

		if ( empty( $all_data ) ) {
			return $list_of_pages;
		}

		// Add all the data to the list.
		foreach ( $list_of_pages as $local_id => $page ) {
			$page_data = $this->get_page_by_id( $local_id );

			$list_of_pages[ $local_id ] = $page_data;
		}

		return $list_of_pages;
	}