function protect_page()
{
    if (loged_in() === false) {
        header("Location: protected.php");
        exit;
    }
}
<?php

include 'core/init.php';
include 'includes/overall/header.php';
?>

		<div class="col-sm-9">
			<?php 
if (isset($_GET['success'])) {
    echo '<div class="alert alert-success">You\'ve been registered successfully. Verification URL sent your Email Address.</div>';
}
?>
            <h1>Home</h1>
			<hr>
			<div>Just a template</div>

			<?php 
if (loged_in()) {
    echo '<div>Loged in</div>';
} else {
    echo '<div>Not loged in</div>';
}
?>

		</div><!--end blog-main -->
<?php 
include 'includes/overall/footer.php';
<?php

session_start();
require 'database/connect.php';
require 'functions/general.php';
require 'functions/users.php';
if (loged_in() === true) {
    $session_user_id = $_SESSION['user_id'];
    //$get_user_data = get_user_data($session_user_id, 'user-id', 'username', 'first_name', 'last_name', 'email');
    $user_data = user_data($session_user_id);
    if (user_active($user_data['username']) === false) {
        session_destroy();
        header('Locatoin: index.php');
        exit;
    }
    //echo $user_data['username'];
}
$errors = array();