public function GetData($Limit = 5, $RoleID = '')
 {
     if (!is_array($RoleID) && $RoleID != '') {
         $RoleID = array($RoleID);
     }
     $ActivityModel = new ActivityModel();
     if (is_array($RoleID)) {
         $Data = $ActivityModel->GetForRole($RoleID, 0, $Limit);
     } else {
         $Data = $ActivityModel->Get('', 0, $Limit);
     }
     $this->ActivityData = $Data;
     if (!is_array($RoleID)) {
         $RoleID = array();
     }
     $this->_RoleID = $RoleID;
 }
 public function GetData($Limit = 5, $DiscussionID = '')
 {
     $ActivityModel = new ActivityModel();
     $this->_ActivityData = $ActivityModel->Get('', 0, $Limit);
 }