$firstName = trim($_POST['first_name']);
$lastName = trim($_POST['last_name']);
$address = trim($_POST['address']);
$city = trim($_POST['city']);
$state = $_POST['state'];
$zip = $_POST['zip'];
$phone = $_POST['phone'];
$cardType = $_POST['card_type'];
$cardNumber = $_POST['card_number'];
$cardDigits = preg_replace('/[^[:digit:]]/', '', $cardNumber);
$expDate = $_POST['exp_date'];
// Validate form data
$validate->email('email', $email);
$validate->password('password', $password);
$validate->verify('verify', $password, $verify);
$validate->text('first_name', $firstName);
$validate->text('last_name', $lastName);
$validate->text('address', $address);
$validate->text('city', $city);
$validate->state('state', $state);
$validate->zip('zip', $zip);
$validate->phone('phone', $phone);
$validate->cardType('card_type', $cardType);
$validate->cardNumber('card_number', $cardDigits, $cardType);
$validate->expDate('exp_date', $expDate);
// Load appropriate view based on hasErrors
if ($fields->hasErrors()) {
include 'view/register.php';
} else {
include 'view/success.php';
}
