function activateAccount()
 {
     $this->autoLayout = false;
     $this->autoRender = false;
     if (empty($this->params['url']['key'])) {
         $this->redirect(array('controller' => 'home', 'action' => 'index'), null, true);
     }
     $key = $this->params['url']['key'];
     $data = $this->Pending->findByKey($key);
     if ($data) {
         $uid = $data['Pending']['user_id'];
         $user = $this->User->findById($uid);
         if ($user) {
             $user['User']['pending'] = 'no';
             $user['User']['secret'] = $this->User->mksecret();
             $user['User']['passkey'] = sha1($user['User']['username'] . mktime() . $user['User']['username']);
             $user['User']['group_id'] = 3;
             $this->User->save($user);
             $this->Pending->remove($data['Pending']['id']);
             $aro = new Aro();
             $arodata = $aro->findByForeign_key($uid);
             $newgroup = $aro->find('model LIKE "Group" AND foreign_key = 3');
             $arodata['Aro']['parent_id'] = $newgroup['Aro']['id'];
             $aro->save($arodata);
             $this->ZTAuth->fields = array('username' => 'username', 'password' => 'sha_hash');
             if ($this->ZTAuth->login($user['User'])) {
                 $this->redirect(array('controller' => 'home', 'action' => 'index'), null, true);
             }
         }
     }
 }