WordPress - Show date in French on English website

  // show today's date in French on English website
  // code goes in functions.php of your child theme
  // usage: [french_date]
  add_shortcode('french_date', 'french_date');
  function french_date() {
    $site_locale = get_locale();
    setlocale(LC_ALL, 'fr_FR');
    $french_date = strftime('Le %A %e %B, %G'); // the date defaults to today
    $french_date = strtoupper($french_date);
    $french_date = utf8_encode($french_date);
    setlocale(LC_ALL, $site_locale); // restore locale to previous
    return $french_date;
  }