SubscriptionForm::_prepareNotificationEmail PHP Method

    function _prepareNotificationEmail($mailTemplateKey)
    {
        $userDao = DAORegistry::getDAO('UserDAO');
        $subscriptionTypeDao = DAORegistry::getDAO('SubscriptionTypeDAO');
        $journalSettingsDao = DAORegistry::getDAO('JournalSettingsDAO');
        $journal = Request::getJournal();
        $journalName = $journal->getLocalizedTitle();
        $journalId = $journal->getId();
        $user = $userDao->getById($this->subscription->getUserId());
        $subscriptionType =& $subscriptionTypeDao->getSubscriptionType($this->subscription->getTypeId());
        $subscriptionName = $journalSettingsDao->getSetting($journalId, 'subscriptionName');
        $subscriptionEmail = $journalSettingsDao->getSetting($journalId, 'subscriptionEmail');
        $subscriptionPhone = $journalSettingsDao->getSetting($journalId, 'subscriptionPhone');
        $subscriptionMailingAddress = $journalSettingsDao->getSetting($journalId, 'subscriptionMailingAddress');
        $subscriptionContactSignature = $subscriptionName;
        if ($subscriptionMailingAddress != '') {
            $subscriptionContactSignature .= "\n" . $subscriptionMailingAddress;
        }
        if ($subscriptionPhone != '') {
            $subscriptionContactSignature .= "\n" . __('user.phone') . ': ' . $subscriptionPhone;
        }
        $subscriptionContactSignature .= "\n" . __('user.email') . ': ' . $subscriptionEmail;
        $paramArray = array('subscriberName' => $user->getFullName(), 'journalName' => $journalName, 'subscriptionType' => $subscriptionType->getSummaryString(), 'username' => $user->getUsername(), 'subscriptionContactSignature' => $subscriptionContactSignature);
        import('lib.pkp.classes.mail.MailTemplate');
        $mail = new MailTemplate($mailTemplateKey);
        $mail->setReplyTo($subscriptionEmail, $subscriptionName);
        $mail->addRecipient($user->getEmail(), $user->getFullName());
        $mail->setSubject($mail->getSubject($journal->getPrimaryLocale()));
        $mail->setBody($mail->getBody($journal->getPrimaryLocale()));
        $mail->assignParams($paramArray);
        return $mail;
    }