public function indexAction()
 {
     $auth = Zend_Auth::getInstance();
     $loginUserId = 0;
     if ($auth->hasIdentity()) {
         $loginUserId = $auth->getStorage()->read()->id;
         $businessunit_id = $auth->getStorage()->read()->businessunit_id;
         $department_id = $auth->getStorage()->read()->department_id;
         $loginuserRole = $auth->getStorage()->read()->emprole;
         $loginuserGroup = $auth->getStorage()->read()->group_id;
     }
     $obj_appraisal_history = new Default_Model_Appraisalhistory();
     $emp_appraisal_data = array();
     $emp_appraisal_data = $obj_appraisal_history->getEmpAppraisalHistory($loginUserId);
     //get the max rating value
     $max = 0;
     foreach ($emp_appraisal_data as $k => $v) {
         $max = max(array($max, $v['consolidated_rating']));
     }
     $this->view->max_rating = $max > 5 ? 10 : 5;
     $this->view->emp_appraisal_data = $emp_appraisal_data;
     $this->view->employee_id = $loginUserId;
 }