Просмотр поста

core.php#69

function validate_referer()
{
    if ($_SERVER['REQUEST_METHOD'] !== 'POST') return;
    if (@!empty($_SERVER['HTTP_REFERER'])) {
        $ref = parse_url(@$_SERVER['HTTP_REFERER']);
        if ($_SERVER['SERVER_NAME'] === $ref['host']) return;
    }
    die('Invalid request');
}