public function configureOptions()
{
$list = new User_List();
$list->setOrder("asc");
$list->setOrderKey("username");
$users = $list->load();
$options = array();
if (is_array($users) and count($users) > 0) {
foreach ($users as $user) {
if ($user->getHasCredentials()) {
$value = $user->getUsername();
$first = $user->getFirstname();
$last = $user->getLastname();
if (!empty($first) or !empty($last)) {
$value .= " (" . $first . " " . $last . ")";
}
$options[] = array("value" => $user->getId(), "key" => $value);
}
}
}
$this->setOptions($options);
}
