/**
  * Contructor
  * @param array array of visible user fields
  * @param string base url used for submission/return, null if the same of current page
  * @param array extra page parameters
  */
 function enrollment_filtering($fieldnames = null, $baseurl = null, $extraparams = null)
 {
     if (empty($fieldnames)) {
         $fieldnames = array('realname' => 0, 'lastname' => 1, 'firstname' => 1, 'email' => 0, 'city' => 1, 'country' => 1, 'username' => 0, 'gender' => 1, 'language' => 1, 'clusterid' => 1, 'curriculumid' => 1, 'curenroldate' => 0);
     }
     parent::cm_user_filtering($fieldnames, $baseurl, $extraparams);
 }
 function bulk_user_filtering($baseurl, $extraparams)
 {
     $fieldnames = array('realname' => 0, 'lastname' => 1, 'firstname' => 1, 'idnumber' => 1, 'email' => 0, 'city' => 1, 'country' => 1, 'username' => 0, 'language' => 1, 'clusterid' => 1, 'curriculumid' => 1, 'inactive' => 1, 'nomoodleuser' => 1);
     parent::cm_user_filtering($fieldnames, $baseurl, $extraparams);
 }