/**
  * Save registration.
  */
 function execute()
 {
     $schedConf =& $this->request->getSchedConf();
     $user =& $this->request->getUser();
     $registrationOptionIds = (array) $this->getData('registrationOptionId');
     if (!$user) {
         // New user
         $user = new User();
         $user->setUsername($this->getData('username'));
         $user->setSalutation($this->getData('salutation'));
         $user->setFirstName($this->getData('firstName'));
         $user->setMiddleName($this->getData('middleName'));
         $user->setInitials($this->getData('initials'));
         $user->setLastName($this->getData('lastName'));
         $user->setGender($this->getData('gender'));
         $user->setAffiliation($this->getData('affiliation'), null);
         // Localized
         $user->setSignature($this->getData('signature'), null);
         // Localized
         $user->setEmail($this->getData('email'));
         $user->setUrl($this->getData('userUrl'));
         $user->setPhone($this->getData('phone'));
         $user->setFax($this->getData('fax'));
         $user->setMailingAddress($this->getData('mailingAddress'));
         $user->setBillingAddress($this->getData('billingAddress'));
         $user->setBiography($this->getData('biography'), null);
         // Localized
         $user->setDateRegistered(Core::getCurrentDate());
         $user->setCountry($this->getData('country'));
         $user->setPassword(Validation::encryptCredentials($this->getData('username'), $this->getData('password')));
         $userDao = DAORegistry::getDAO('UserDAO');
         $userId = $userDao->insertObject($user);
         if (!$userId) {
             return REGISTRATION_FAILED;
         }
         $conference =& $this->request->getConference();
         $roleDao = DAORegistry::getDAO('RoleDAO');
         $role = new Role();
         $role->setRoleId(ROLE_ID_READER);
         $role->setSchedConfId($schedConf->getId());
         $role->setConferenceId($conference->getId());
         $role->setUserId($user->getId());
         $roleDao->insertRole($role);
         $sessionManager =& SessionManager::getManager();
         $session =& $sessionManager->getUserSession();
         $session->setSessionVar('username', $user->getUsername());
         // Make sure subsequent requests to Request::getUser work
         Validation::login($this->getData('username'), $this->getData('password'), $reason);
         import('classes.user.form.CreateAccountForm');
         CreateAccountForm::sendConfirmationEmail($user, $this->getData('password'), true);
     }
     // Get the registration type
     $registrationDao = DAORegistry::getDAO('RegistrationDAO');
     $registrationTypeDao = DAORegistry::getDAO('RegistrationTypeDAO');
     $registrationType =& $registrationTypeDao->getRegistrationType($this->getData('registrationTypeId'));
     if (!$registrationType || $registrationType->getSchedConfId() != $schedConf->getId()) {
         $this->request->redirect('index');
     }
     import('classes.payment.ocs.OCSPaymentManager');
     $paymentManager = new OCSPaymentManager($this->request);
     if (!$paymentManager->isConfigured()) {
         return REGISTRATION_NO_PAYMENT;
     }
     if ($this->_registration) {
         // An existing registration was already in place. Compare and notify someone.
         $oldRegistration =& $this->_registration;
         $oldRegistrationType =& $registrationTypeDao->getRegistrationType($oldRegistration->getTypeId());
         unset($this->_registration);
         import('mail.MailTemplate');
         $mail = new MailTemplate('USER_REGISTRATION_CHANGE');
         $mail->setFrom($schedConf->getSetting('registrationEmail'), $schedConf->getSetting('registrationName'));
         $mail->addRecipient($schedConf->getSetting('registrationEmail'), $schedConf->getSetting('registrationName'));
         $optionsDiffer = '';
         $registrationOptionDao = DAORegistry::getDAO('RegistrationOptionDAO');
         $registrationOptionIterator =& $registrationOptionDao->getRegistrationOptionsBySchedConfId($schedConf->getId());
         $oldRegistrationOptionIds = $registrationOptionDao->getRegistrationOptions($oldRegistration->getRegistrationId());
         while ($registrationOption =& $registrationOptionIterator->next()) {
             $optionId = $registrationOption->getOptionId();
             $previouslyChosen = in_array($optionId, $oldRegistrationOptionIds);
             $newlyChosen = in_array($optionId, $registrationOptionIds);
             if ($previouslyChosen && !$newlyChosen) {
                 $optionsDiffer .= __('schedConf.registrationOptions.removed', array('option' => $registrationOption->getRegistrationOptionName())) . "\n";
             } elseif (!$previouslyChosen && $newlyChosen) {
                 $optionsDiffer .= __('schedConf.registrationOptions.added', array('option' => $registrationOption->getRegistrationOptionName())) . "\n";
             }
             unset($registrationOption);
         }
         $mail->assignParams(array('managerName' => $schedConf->getSetting('registrationName'), 'registrationId' => $oldRegistration->getRegistrationId(), 'registrantName' => $user->getFullName(), 'oldRegistrationType' => $oldRegistrationType->getSummaryString(), 'newRegistrationType' => $registrationType->getSummaryString(), 'differingOptions' => $optionsDiffer, 'username' => $user->getUsername(), 'registrationContactSignature' => $schedConf->getSetting('registrationName')));
         $mail->send();
         $registrationDao->deleteRegistrationById($oldRegistration->getRegistrationId());
     }
     import('classes.registration.Registration');
     $registration = new Registration();
     $registration->setSchedConfId($schedConf->getId());
     $registration->setUserId($user->getId());
     $registration->setTypeId($this->getData('registrationTypeId'));
     $registration->setSpecialRequests($this->getData('specialRequests') ? $this->getData('specialRequests') : null);
     $registration->setDateRegistered(time());
     $registrationId = $registrationDao->insertRegistration($registration);
     $registrationOptionDao = DAORegistry::getDAO('RegistrationOptionDAO');
     $registrationOptions =& $registrationOptionDao->getRegistrationOptionsBySchedConfId($schedConf->getId());
     $cost = $registrationType->getCost();
     $registrationOptionCosts = $registrationTypeDao->getRegistrationOptionCosts($this->getData('registrationTypeId'));
     while ($registrationOption =& $registrationOptions->next()) {
         if (in_array($registrationOption->getOptionId(), $registrationOptionIds) && strtotime($registrationOption->getOpeningDate()) < time() && strtotime($registrationOption->getClosingDate()) > time() && $registrationOption->getPublic()) {
             $registrationOptionDao->insertRegistrationOptionAssoc($registrationId, $registrationOption->getOptionId());
             $cost += $registrationOptionCosts[$registrationOption->getOptionId()];
         }
         unset($registrationOption);
     }
     $queuedPayment =& $paymentManager->createQueuedPayment($schedConf->getConferenceId(), $schedConf->getId(), QUEUED_PAYMENT_TYPE_REGISTRATION, $user->getId(), $registrationId, $cost, $registrationType->getCurrencyCodeAlpha());
     $queuedPaymentId = $paymentManager->queuePayment($queuedPayment, time() + 60 * 60 * 24 * 30);
     // 30 days to complete
     if ($cost == 0) {
         $paymentManager->fulfillQueuedPayment($this->request, $queuedPaymentId, $queuedPayment);
         return REGISTRATION_FREE;
     } else {
         $paymentManager->displayPaymentForm($queuedPaymentId, $queuedPayment);
     }
     $this->_registration =& $registration;
     $this->_queuedPayment =& $queuedPayment;
     return REGISTRATION_SUCCESSFUL;
 }