/**
  * the constructor
  *
  * @param Tinebase_Model_Filter_FilterGroup $_filter
  * @param Tinebase_Controller_Record_Interface $_controller (optional)
  * @param array $_additionalOptions (optional) additional options
  */
 public function __construct(Tinebase_Model_Filter_FilterGroup $_filter, Tinebase_Controller_Record_Interface $_controller = NULL, $_additionalOptions = array())
 {
     $this->_prefKey = Addressbook_Preference::DEFAULT_CONTACT_XLS_EXPORTCONFIG;
     parent::__construct($_filter, $_controller, $_additionalOptions);
 }
 /**
  * constructor (adds more values with Crm_Export_Helper)
  * 
  * @param Tinebase_Model_Filter_FilterGroup $_filter
  * @param Tinebase_Controller_Record_Interface $_controller
  * @param array $_additionalOptions
  * @return void
  */
 public function __construct(Tinebase_Model_Filter_FilterGroup $_filter, Tinebase_Controller_Record_Interface $_controller = NULL, $_additionalOptions = array())
 {
     parent::__construct($_filter, $_controller, $_additionalOptions);
     $this->_specialFields = Crm_Export_Helper::getSpecialFields();
     $this->_resolvedRecords = Crm_Export_Helper::getResolvedRecords();
 }