projetphp/index.php

<?php
define('SITE_ROOT',  dirname(__FILE__));
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

session_start();

if(isset($_POST["sessionDestroy"]))
{
  session_destroy();
  header('Location: index.php'); 
}

if(!isset($_SESSION["sl"]))
{
  $_SESSION["sl"] = "1";
  $_SESSION["login"] = "";
}
require_once  SITE_ROOT.'/vendor/autoload.php';
$loader = new Twig_Loader_Filesystem( SITE_ROOT.'/views');
$twig = new Twig_Environment($loader, array(
  'cache' => /*SITE_ROOT.'/twig/compilation_cache'*/false,
));

if(isset($_GET["page"]))
{
  switch ($_GET["page"]) {
    case 'table':
      include './control/table.php';
      break;
    case 'login':
      include './control/login.php';
      break;
    default:
      include './control/login.php';
      break;
  }
}
else {
  if(isset($_SESSION["sl"]))
    switch ($_SESSION["sl"]) {
      case '5':
      case '10':
          include './control/table.php';
          break;
      default:
        if(!empty($_SESSION["login"]))
            include './control/table.php';
        else
            include './control/login.php';
        break;
    }
  else
    include './control/login.php';
}


 ?>