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PHP Version: 8.3.12
Buat File | Buat Folder

Dir : ~/www/wwwroot/china-democracyparty.com/2/includes/

View File Name : functions.php

<?php
// includes/functions.php
if (session_status() === PHP_SESSION_NONE) { session_start(); }

function h($s){ return htmlspecialchars($s ?? '', ENT_QUOTES, 'UTF-8'); }

function csrf_token() {
    if (empty($_SESSION['csrf'])) {
        $_SESSION['csrf'] = bin2hex(random_bytes(16));
    }
    return $_SESSION['csrf'];
}
function check_csrf() {
    if ($_SERVER['REQUEST_METHOD'] === 'POST') {
        if (!isset($_POST['csrf']) || !hash_equals($_SESSION['csrf'] ?? '', $_POST['csrf'])) {
            http_response_code(400);
            die('Bad CSRF token');
        }
    }
}

function is_logged_in(){ return !empty($_SESSION['admin_id']); }
function require_login(){
    if(!is_logged_in()){
        header('Location: /admin/login.php'); exit;
    }
}
?>