Пример HTTP авторизации

$login_successful = false;
// check user & pwd:
if (isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])){
    $usr = $_SERVER['PHP_AUTH_USER'];
    $pwd = $_SERVER['PHP_AUTH_PW'];
    if ($usr == 'jonas' && $pwd == 'secret'){
        $login_successful = true;
    }
}
// login ok?
if (!$login_successful){
    // send 401 headers:
    // realm="something" will be shown in the login box
    header('WWW-Authenticate: Basic realm="Secret page"');
    header('HTTP/1.0 401 Unauthorized');
    print "Login failed!n";
}
else {
    // show secret page:
    print 'you reached the secret page!';
}

Другие примеры авторизации на PHP:


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