verify_domain($_POST['emailaddress']) ) {
            $messages[] = _("Domain does not apper to be a valid email domain. (Check MX record)");
        }
        
        if (GOOGLE_RECAPTCHA) {
            // Validate recaptcha
            $response = $_POST["g-recaptcha-response"];
            $url = 'https://www.google.com/recaptcha/api/siteverify';
            $data = array(
                'secret' => GOOGLE_RECAPTCHA_SECRET,
                'response' => $_POST["g-recaptcha-response"]
            );
            $options = array(
                'http' => array (
                    'header' => 'Content-Type: application/x-www-form-urlencoded\r\n',
                    'method' => 'POST',
                    'content' => http_build_query($data)
                )
            );
            $context  = stream_context_create($options);
            $verify   = file_get_contents($url, false, $context);
            $captcha_success = json_decode($verify);
            if ( $captcha_success->success==false ) {
                $messages[] = _("reChaptcha validation failed");
            }
        }
        if ( isset($messages) ) {
            $message = _("Please check
");
            $message .= implode("
 ", $messages);
        }
    }
    if(isset($_POST['emailaddress']) && empty($message))
    {
        // Check if email is already registered        
        $boolUserExist = false;
        $subscriber->userID = $_POST['emailaddress'];
        $subscriber->typeID = 2; // Email
        $boolUserExist = $subscriber->check_userid_exist();
        $url = WEB_URL."/index.php?do=manage&token=".$subscriber->token;
        if ( ! $boolUserExist ) {
            // Create a new subscriber as it does not exist
            $subscriber->add($subscriber->typeID, $_POST['emailaddress']);
            $url = WEB_URL."/index.php?do=manage&token=".$subscriber->token;    // Needed again after adding subscriber since token did not exist before add
            $msg = sprintf(_("Thank you for registering to receive status updates via email. Click on the following link to confirm and manage your subcription: %s. New subscriptions must be confirmed within 2 hours"), $url, NAME .' - ' . _("Validate subscription"));            
  
        } else {
            if ( ! $subscriber->active ) {
                // Subscriber is registered, but has not been activated yet...
                $msg = sprintf(_("Thank you for registering to receive status updates via email. Click on the following link to confirm and manage your subcription: %s. New subscriptions must be confirmed within 2 hours"), $url, NAME .' - ' . _("Validate subscription"));
                $subscriber->activate($subscriber->id);
                
            } else {
                // subscriber is registered and active
                $msg = sprintf(_("Click on the following link to update your existing subscription:  %s"), $url, NAME .' - ' . _("Manage subscription"));                
                $subscriber->update($subscriber->id);
            }
        }
        // Show success message
        $header  = _("Thank you for subscribing");
        $message = _("You will receive an email shortly with an activation link. Please click on the link to activate and/or manage your subscription.");
        $constellation->render_success($header, $message, true, WEB_URL, _('Go back'));
        // Send email about new registration   
        $subject = _('Email subscription registered').' - '.NAME;
        $mailer->send_mail($_POST['emailaddress'], $subject, $msg);
        
        $boolRegistered = true;
    }
    // Add a new email subscriber - display form
    if ( isset($_GET['new']) && (! $boolRegistered) ) {
        if (!empty($message)) {
            echo '
'.$message.'
'; } $strPostedEmail = (isset($_POST['emailaddress'])) ? $_POST['emailaddress'] : ""; ?> typeID = 2; //EMAIL if ( $subscriber->is_active_subscriber($_GET['token']) ) { // forward user to subscriber list.... $subscriber->set_logged_in(); header('Location: subscriptions.php'); exit; } else { Template :: render_header(_("Email Subscription")); $header = _("We cannot find a valid subscriber account matching those details"); $message = _("If you have recently subscribed, please make sure you activate the account within two hours of doing so. You are welcome to try and re-subscribe."); $constellation->render_warning($header, $message, true, WEB_URL, _('Go back')); } } else if (isset($_GET['do']) && $_GET['do'] == 'unsubscribe') { // Handle unsubscriptions // TODO This function is universal and should probably live elsewhere?? if (isset($_GET['token'])) { $subscriber->typeID = (int) $_GET['type']; if ( $subscriber->get_subscriber_by_token($_GET['token'])) { $subscriber->delete($subscriber->id); $subscriber->set_logged_off(); Template :: render_header(_("Email Subscription")); $header = _("You have been unsubscribed from our system"); $message = _("We are sorry to see you go. If you want to subscribe again at a later date please feel free to re-subscribe."); $constellation->render_success($header, $message, true, WEB_URL, _('Go back')); } else { // TODO Log token for troubleshooting ? // Cannot find subscriber - show alert Template :: render_header(_("Email Subscription")); $header = _("We are unable to find any valid subscriber detail matching your submitted data!"); $message = _("If you believe this to be an error, please contact the system admininistrator."); $constellation->render_warning($header, $message, true, WEB_URL, _('Go back')); // } } else { // TODO Log $_GET[] for troubleshooting ? $header = _("We are unable to find any valid subscriber detail matching your submitted data!"); $message = _("If you believe this to be an error, please contact the system admininistrator."); $constellation->render_warning($header, $message, true, WEB_URL, _('Go back')); } } Template :: render_footer();