<?php
// if (session_status() == PHP_SESSION_NONE) {
// session_start();
// }
if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on')
$link = "https";
else
$link = "http";
$link .= "://";
$link .= $_SERVER['HTTP_HOST'];
$link .= $_SERVER['REQUEST_URI'];
if(!isset($_SESSION['userdata']) && !strpos($link, 'login.php')){
redirect('login.php');
}
if(isset($_SESSION['userdata']) && strpos($link, 'login.php')){
redirect('index.php');
}