public function delete()
{
global $CFG;
$result = false;
$muser = cm_get_moodleuserid($this->id);
if (empty($muser) || !is_primary_admin($muser)) {
$level = context_level_base::get_custom_context_level('user', 'block_curr_admin');
$result = attendance::delete_for_user($this->id);
$result = $result && curriculumstudent::delete_for_user($this->id);
$result = $result && instructor::delete_for_user($this->id);
$result = $result && student::delete_for_user($this->id);
$result = $result && student_grade::delete_for_user($this->id);
$result = $result && usertrack::delete_for_user($this->id);
$result = $result && usercluster::delete_for_user($this->id);
$result = $result && clusterassignment::delete_for_user($this->id);
$result = $result && waitlist::delete_for_user($this->id);
$result = $result && delete_context($level, $this->id);
// Delete Moodle user.
if ($muser = get_record('user', 'idnumber', $this->idnumber, 'mnethostid', $CFG->mnet_localhost_id, 'deleted', 0)) {
$result = $result && delete_user($muser);
}
$result = $result && parent::delete();
}
return $result;
}