public function indexAction()
 {
     $settings = new Model_Settings();
     $this->view->maintenanceEnabled = $settings->isMaintenanceMode();
     $authAttempts = new Users_Model_AuthAttempts();
     $attempt = $authAttempts->get();
     $this->view->useCaptcha = $attempt && $attempt->surpassedMaxAllowed();
     $this->view->loginForm = new Users_Form_Login(null, $this->view->base, $this->view->useCaptcha);
     if ($this->_config->SSL->enable_mixed_mode) {
         if ($this->_config->subdomain->enabled) {
             // in this case $this->view->base contains the full URL, so we just gotta replace the protocol
             $this->view->loginTargetBase = 'https' . substr($this->view->base, strpos($this->view->base, '://'));
         } else {
             $this->view->loginTargetBase = 'https://' . $_SERVER['HTTP_HOST'] . $this->view->base;
         }
     } else {
         $this->view->loginTargetBase = $this->view->base;
     }
     $this->view->allowRegistrations = $this->_config->environment->registrations_enabled;
     if ($this->user->role == Users_Model_User::ROLE_GUEST && @$_COOKIE['image']) {
         $images = new Users_Model_SigninImages();
         $this->view->image = $images->getByCookie($_COOKIE['image']);
     } else {
         $this->view->image = false;
     }
     $this->view->yubikey = $this->_config->yubikey;
     $this->_helper->viewRenderer->setResponseSegment('sidebar');
 }