/**
  * Show calendar day
  *
  * @param void
  * @return null
  */
 function day()
 {
     if ($this->request->get('year') && $this->request->get('month') && $this->request->get('day')) {
         $day = new DateValue($this->request->get('year') . '-' . $this->request->get('month') . '-' . $this->request->get('day'));
     } else {
         $day = DateValue::now();
     }
     // if
     $this->wireframe->addBreadCrumb($day->getYear() . ' / ' . $day->getMonth(), Calendar::getDashboardMonthUrl($day->getYear(), $day->getMonth()));
     $objects = ProjectObjects::groupByProject(Calendar::getActiveProjectsDayData($this->logged_user, $day));
     $this->smarty->assign(array('day' => $day, 'groupped_objects' => $objects));
 }