public function authenticate(Customweb_Payment_ExternalCheckout_IContext $context, $emailAddress, $successUrl)
{
if (!$context instanceof Customweb_SaferpayCw_Model_ExternalCheckoutContext) {
throw new Customweb_Core_Exception_CastException('Customweb_SaferpayCw_Model_ExternalCheckoutContext');
}
if ($context->getBillingAddress() === null) {
throw new Exception("The authenticate method can not be called before the billing address is set on the context.");
}
$this->redirectOnEmptyBasket();
$quote = $context->getQuote();
if (Mage::getSingleton('customer/session')->isLoggedIn()) {
$context->updateFromQuote($quote);
$context->save();
return Customweb_Core_Http_Response::redirect($successUrl);
}
if ($quote->isAllowedGuestCheckout() && Mage::getStoreConfig('saferpaycw/general/external_checkout_account_creation') == 'skip_selection') {
Mage::helper('SaferpayCw/externalCheckout')->validateCustomerData($quote, array('email' => $emailAddress, 'firstname' => $context->getBillingAddress()->getFirstName(), 'lastname' => $context->getBillingAddress()->getLastName()), 'guest');
$quote->collectTotals();
$quote->save();
$context->setRegisterMethod('guest');
$context->updateFromQuote($quote);
$context->save();
return Customweb_Core_Http_Response::redirect($successUrl);
}
$context->setAuthenticationEmailAddress($emailAddress);
$context->setAuthenticationSuccessUrl($successUrl);
$context->save();
return Customweb_Core_Http_Response::redirect(Mage::getUrl('SaferpayCw/Externalcheckout/login', array('_secure' => true)));
}