If you create a file index.html.protect.php in this directory it will be executed. To activate this php script, uncomment the line below starting by {*include_php (remove *) Smarty can be accessed via $this in this file.
This file only includes the theme's template. DON'T modify any file in for_plici directories (they will be overwritten in the next update) If you want to change the template, copy/paste the theme code in this file and change it.
This system lets any unmodified files evolve with Plici themes.