/**
  * PreDispatch function.
  *
  * Only admin users can access to these actions,
  * if the user is not an admin, is redirected to the login form or throws an exception.
  *
  * @throws Zend_Controller_Action_Exception If the user is not an admin.
  *
  * @return void
  */
 public function preDispatch()
 {
     parent::preDispatch();
     if (!Phprojekt_Auth::isAdminUser()) {
         $this->getResponse()->setRawHeader('HTTP/1.1 401 Authorization Required');
         $this->getResponse()->sendHeaders();
         exit;
     }
 }
 /**
  * Init function.
  *
  * Only admin users can access to these actions,
  * if the user is not an admin, is redirected to the login form or throws an exception.
  *
  * @throws Phprojekt_PublishedException If the user is not an admin.
  *
  * @return void
  */
 public function init()
 {
     parent::init();
     if (!Phprojekt_Auth::isAdminUser()) {
         // If is a GET, show the login page
         // If is a POST, send message in json format
         if (!$this->getFrontController()->getRequest()->isGet()) {
             throw new Phprojekt_PublishedException('Admin section is only for admin users', 500);
         } else {
             $this->_redirect(Phprojekt::getInstance()->getConfig()->webpath . 'index.php/Login/logout');
         }
         exit;
     }
 }