2FA/Remember Me Implementierung

Userprofile Implementierung

Datatables Padding Anpassungen

Usercontroller und User um Mobile erweitert
This commit is contained in:
Spitzer_Daniel
2023-08-17 09:42:18 +02:00
parent 1887ad222d
commit f95d0b0074
21 changed files with 1643 additions and 554 deletions
@@ -48,8 +48,16 @@ class SmsNotification
),
));
$response = curl_exec($curl);
$exploderesponse = explode("&", $response);
foreach ($exploderesponse as $value) {
$explode = explode("=", $value);
if (count($explode) == 2) {
$responsedata['data'][$explode[0]] = $explode[1];
}
}
curl_close($curl);
echo $response;
return $responsedata;
}
}
+2 -1
View File
@@ -9,7 +9,8 @@ class User extends mfBaseModel {
public $permissions;
public $flags;
public $address;
protected $forcestr = ['mobile','twofactorcode'];
private $my_networks;
public function init() {
+262 -244
View File
@@ -5,260 +5,278 @@
*
* @author fronk
*/
class UserController extends mfBaseController {
private $me;
protected function init($request = null) {
$this->needlogin=true;
$me = new User();
$me->loadMe();
$this->me = $me;
$this->layout()->set("me",$me);
if(!$me->isAdmin()) {
// all users can call non-action methods
if($this->action != "" || $request != null) {
$this->redirect("Dashboard");
}
}
}
protected function indexAction($request) {
if(!$this->isAdmin()) {
throw new Exception("Forbidden", 403);
}
$this->layout()->setTemplate('User/Index');
if($this->request->filter) {
$users = UserModel::search($this->request->filter);
} else {
$users = UserModel::getAll();
}
$this->layout()->set('users',$users);
$addresses = AddressModel::getAll();
$this->layout()->set("addresses", $addresses);
$this->layout()->set("filter", $this->request->filter);
}
protected function addAction($request) {
if(!$this->isAdmin()) {
throw new Exception("Forbidden", 403);
}
$this->layout()->setTemplate('User/Form');
$addresses = AddressModel::getAll();
$this->layout()->set("addresses", $addresses);
if($this->request->address_id) {
$this->layout()->set("address_id", $this->request->address_id);
}
}
protected function editAction($request) {
if(!$this->isAdmin()) {
throw new Exception("Forbidden", 403);
}
$this->layout()->setTemplate('User/Form');
$id=$request['id'];
if(!is_numeric($id) || $id <= 0) {
throw new Exception("User $id not found",604);
}
$user=new User($id);
$this->layout()->set('user',$user);
$addresses = AddressModel::getAll();
$this->layout()->set("addresses", $addresses);
}
protected function generateApikey($request) {
if(!$this->isAdmin()) {
$this->redirect("Dashboard");
}
$id = $request['id'];
if(!is_numeric($id) || $id < 1) {
$this->layout()->setFlash("User nicht gefunden.", "error");
$this->redirect("User");
}
$user = new User($id);
if(!$user->id) {
$this->layout()->setFlash("User nicht gefunden.", "error");
$this->redirect("User");
}
$user->apikey = $user->createApiKey();
$user->save();
$this->layout()->setFlash("API Key erfolgreich generiert.", "success");
$this->redirect("User", "edit", ['id' => $id]);
}
protected function profileAction($request) {
}
class UserController extends mfBaseController
{
private $me;
protected function init($request = null)
{
$this->needlogin = true;
$me = new User();
$me->loadMe();
$this->me = $me;
$this->layout()->set("me", $me);
protected function saveAction() {
$r = $this->request;
$id = $r->id;
if(!$this->isAdmin()) {
$id = $this->me->id;
$request['username'] = $this->me->username;
unset($r->address_id);
}
if(!$id && !$r->username) {
self::redirect('User');
}
$user = new User($id);
// check if new user already exits
if($this->isAdmin() && !$r->id) {
$tu = new User();
$tu->loadByUsername($r->username);
if($tu->id) {
$this->layout()->setFlash("Benutzer mit diesem Benutzername bereits vorhanden!", "error");
$this->redirect("User");
}
}
if(!$user->permissions) {
$user->permissions = new WorkerPermission();
}
if($r->username) {
$user->username = $r->username;
}
if($r->name) {
$user->name = $r->name;
}
if($r->email) {
$user->email = $r->email;
}
if($r->address_id) {
if($this->isAdmin()) {
$user->address_id = intval($r->address_id);
//var_dump($user);exit;
$address = new Address($user->address_id);
if(!$address->id) {
throw new Exception("Unbekannte Firma/Person");
if (!$me->isAdmin()) {
// all users can call non-action methods
if ($this->action != "" || $request != null) {
$this->redirect("Dashboard");
}
}
}
}
if($r->password) {
if($r->password === $r->password2) {
$user->password=mfLoginController::generatePasswordHash($r->password);
} else {
$this->layout()->setFlash("Passwörter stimmen nicht überein!", "error");
}
protected function indexAction($request)
{
if (!$this->isAdmin()) {
throw new Exception("Forbidden", 403);
}
$this->layout()->setTemplate('User/Index');
if ($this->request->filter) {
$users = UserModel::search($this->request->filter);
} else {
$users = UserModel::getAll();
}
$this->layout()->set('users', $users);
$addresses = AddressModel::getAll();
$this->layout()->set("addresses", $addresses);
$this->layout()->set("filter", $this->request->filter);
}
$user->edit_by = $this->me->id;
if(!$id) {
$user->create_by = $this->me->id;
protected function addAction($request)
{
if (!$this->isAdmin()) {
throw new Exception("Forbidden", 403);
}
$this->layout()->setTemplate('User/Form');
$addresses = AddressModel::getAll();
$this->layout()->set("addresses", $addresses);
if ($this->request->address_id) {
$this->layout()->set("address_id", $this->request->address_id);
}
}
$id = $user->save();
if($this->isAdmin()) {
if($r->admin == "true" || $user->id == 1) {
$user->permissions->admin = "true";
} else {
$user->permissions->admin = "false";
}
if($r->technician == "true") {
$user->permissions->technician = "true";
} else {
$user->permissions->technician = "false";
}
if($r->preorderfront == "true") {
$user->permissions->preorderfront = "true";
} else {
$user->permissions->preorderfront = "false";
}
$user->permissions->save();
// save networks
$pn = $user->getFlag("preorder_networks");
if($r->preorderfront == "true" && is_array($r->preorder_networks) && count($r->preorder_networks)) {
$pn->value(json_encode($r->preorder_networks));
$pn->save();
} else {
$pn->delete();
}
protected function editAction($request)
{
if (!$this->isAdmin()) {
throw new Exception("Forbidden", 403);
}
$this->layout()->setTemplate('User/Form');
$id = $request['id'];
if (!is_numeric($id) || $id <= 0) {
throw new Exception("User $id not found", 604);
}
$user = new User($id);
$this->layout()->set('user', $user);
$addresses = AddressModel::getAll();
$this->layout()->set("addresses", $addresses);
}
$this->layout()->setFlash("Benutzer gespeichert.", "success");
self::redirect('User');
}
protected function deleteAction($request) {
if(!$this->isAdmin()) {
$this->redirect("Bridge");
protected function generateApikey($request)
{
if (!$this->isAdmin()) {
$this->redirect("Dashboard");
}
$id = $request['id'];
if (!is_numeric($id) || $id < 1) {
$this->layout()->setFlash("User nicht gefunden.", "error");
$this->redirect("User");
}
$user = new User($id);
if (!$user->id) {
$this->layout()->setFlash("User nicht gefunden.", "error");
$this->redirect("User");
}
$user->apikey = $user->createApiKey();
$user->save();
$this->layout()->setFlash("API Key erfolgreich generiert.", "success");
$this->redirect("User", "edit", ['id' => $id]);
}
$id = $request['id'];
if(!is_numeric($id) || $id <= 0) {
throw new Exception("User $id not found",604);
protected function profileAction($request)
{
}
$user = new User($id);
if($user->id == $id) {
$user->delete();
}
self::redirect("User");
}
protected function pwchangeAction($request) {
$me = new User();
$me->loadMe();
$pw1 = $request['password'];
$pw2 = $request['password2'];
if(!$pw1 == $pw2) {
throw new Exception("Passwords don't match! Password change aborted.");
}
if(strlen($pw1) < 8) {
throw new Exception("Passwords must be 8 characters minimum!");
}
if($pw1 == "12345678" || $pw1 == "123456789" || $pw1 == "password" || $pw1 == "passwort") {
throw new Exception("Be a little more creative with your password please...");
}
$me->password = mfLoginController::generatePasswordHash($pw1);
$me->save();
$this->redirect("Dashboard");
}
public function getUsers() {
$users=array();
$res=$this->db()->select(MFUSERTABLE,'*','1=1 ORDER BY username');
if($this->db()->num_rows($res)) {
while($data=$this->db()->fetch_object($res)) {
$users[$data->id]=new User($data);
}
protected function saveAction()
{
$r = $this->request;
$id = $r->id;
if (!$this->isAdmin()) {
$id = $this->me->id;
$request['username'] = $this->me->username;
unset($r->address_id);
}
if (!$id && !$r->username) {
self::redirect('User');
}
$user = new User($id);
// check if new user already exits
if ($this->isAdmin() && !$r->id) {
$tu = new User();
$tu->loadByUsername($r->username);
if ($tu->id) {
$this->layout()->setFlash("Benutzer mit diesem Benutzername bereits vorhanden!", "error");
$this->redirect("User");
}
}
if (!$user->permissions) {
$user->permissions = new WorkerPermission();
}
if ($r->username) {
$user->username = $r->username;
}
if ($r->name) {
$user->name = $r->name;
}
if ($r->email) {
$user->email = $r->email;
}
if ($r->mobile) {
$user->mobile = $r->mobile;
} else {
$user->mobile = NULL;
}
if ($r->address_id) {
if ($this->isAdmin()) {
$user->address_id = intval($r->address_id);
//var_dump($user);exit;
$address = new Address($user->address_id);
if (!$address->id) {
throw new Exception("Unbekannte Firma/Person");
}
}
}
if ($r->password) {
if ($r->password === $r->password2) {
$user->password = mfLoginController::generatePasswordHash($r->password);
} else {
$this->layout()->setFlash("Passwörter stimmen nicht überein!", "error");
}
}
$user->edit_by = $this->me->id;
if (!$id) {
$user->create_by = $this->me->id;
}
$id = $user->save();
if ($this->isAdmin()) {
if ($r->admin == "true" || $user->id == 1) {
$user->permissions->admin = "true";
} else {
$user->permissions->admin = "false";
}
if ($r->technician == "true") {
$user->permissions->technician = "true";
} else {
$user->permissions->technician = "false";
}
if ($r->preorderfront == "true") {
$user->permissions->preorderfront = "true";
} else {
$user->permissions->preorderfront = "false";
}
$user->permissions->save();
// save networks
$pn = $user->getFlag("preorder_networks");
if ($r->preorderfront == "true" && is_array($r->preorder_networks) && count($r->preorder_networks)) {
$pn->value(json_encode($r->preorder_networks));
$pn->save();
} else {
$pn->delete();
}
}
$this->layout()->setFlash("Benutzer gespeichert.", "success");
self::redirect('User');
}
protected function deleteAction($request)
{
if (!$this->isAdmin()) {
$this->redirect("Bridge");
}
$id = $request['id'];
if (!is_numeric($id) || $id <= 0) {
throw new Exception("User $id not found", 604);
}
$user = new User($id);
if ($user->id == $id) {
$user->delete();
}
self::redirect("User");
}
protected function pwchangeAction($request)
{
$me = new User();
$me->loadMe();
$pw1 = $request['password'];
$pw2 = $request['password2'];
if (!$pw1 == $pw2) {
throw new Exception("Passwords don't match! Password change aborted.");
}
if (strlen($pw1) < 8) {
throw new Exception("Passwords must be 8 characters minimum!");
}
if ($pw1 == "12345678" || $pw1 == "123456789" || $pw1 == "password" || $pw1 == "passwort") {
throw new Exception("Be a little more creative with your password please...");
}
$me->password = mfLoginController::generatePasswordHash($pw1);
$me->save();
$this->redirect("Dashboard");
}
public function getUsers()
{
$users = array();
$res = $this->db()->select(MFUSERTABLE, '*', '1=1 ORDER BY username');
if ($this->db()->num_rows($res)) {
while ($data = $this->db()->fetch_object($res)) {
$users[$data->id] = new User($data);
}
}
return $users;
}
private function isAdmin()
{
$me = new User();
$this->layout->set("me", $me);
$me->loadMe();
return $me->isAdmin();
}
return $users;
}
private function isAdmin() {
$me = new User();
$this->layout->set("me", $me);
$me->loadMe();
return $me->isAdmin();
}
}
+40
View File
@@ -0,0 +1,40 @@
<?php
class UserProfile extends mfBaseModel
{
private $editor;
private $creator;
public function getProperty($name)
{
if ($this->$name == null) {
if (!$this->id) {
return null;
}
if ($name == "creator") {
$this->creator = new User($this->create_by);
return $this->creator;
}
if ($name == "editor") {
$this->editor = new User($this->edit_by);
return $this->editor;
}
$classname = ucfirst($name);
$idfield = $name . "_id";
$this->$name = new $classname($this->$idfield);
if ($this->$name->id) {
return $this->$name;
} else {
return null;
}
}
return $this->$name;
}
}
@@ -0,0 +1,279 @@
<?php
class UserProfileController extends mfBaseController
{
protected $falseVerification = false;
protected function init()
{
$this->needlogin = true;
$me = new User();
$me->loadMe();
$this->me = $me;
$this->layout()->set("me", $me);
}
protected function indexAction()
{
$this->layout()->setTemplate("UserProfile/Index");
$this->layout()->set("userprofile", $this->me);
// $email = new Emailnotification();
// $email->setSubject('testemail');
// $email->setBody('Testemail');
// $email->setTo('daniel.spitzer@inode.at');
// $email->send();
}
protected function addAction()
{
}
protected function apiAction()
{
$do = $this->request->do;
$codetype = $this->request->twofactor;
switch ($do) {
case "sendcode":
$return = $this->sendCode($codetype);
break;
case "checkverfication":
$return = $this->checkverfication();
break;
default:
$return = false;
}
}
private function checkverfication()
{
$id = $this->me->id;
$User = new User($id);
if ($User) {
$response['data']['verficationtype'] = $User->twofactor;
$response['success'] = "true";
} else {
$response['success'] = "false";
}
echo json_encode($response);
exit;
}
private function sendCode($codetype)
{
$r = $this->request;
$code = rand(0, 99999);
$code = str_pad($code, 5, 0, STR_PAD_LEFT);
$id = $this->me->id;
$emailaddress = $this->me->email;
$mobile = str_replace('+', '', $this->me->mobile);
$verification = $r->twofactor;
$User = new User($id);
$data = [];
$data['twofactorcode'] = $code;
$data['twofactortimestamp'] = time();
$User->update($data);
$User->save();
if ($verification == 1) {
$email = new Emailnotification();
$email->setSubject('Authentifizierungscode');
$email->setFrom('noreply@xinon.at', 'noreply@xinon.at');
$email->setBody($code);
$email->setTo($emailaddress);
$response = $email->send();
} else if ($verification == 2) {
if (!$this->me->mobile) {
$this->layout()->setFlash("Keine Mobilnummer hinterlegt", "error");
$this->redirect("UserProfile");
}
$sms = new SmsNotification();
$sms->setBody('Xinon 2FA Code: ' . $code);
$sms->setRecipient($mobile);
$response = $sms->send();
}
$response['success'] = "true";
echo json_encode($response);
exit;
}
protected function editAction()
{
$this->layout()->setTemplate("UserProfile/Form");
$this->layout()->set("userprofile", $this->me);
}
protected function saveAction()
{
$r = $this->request;
$id = $this->me->id;
$User = new User($id);
if ($User->twofactor != 0) {
$requestcode2fa = $r->code;
$userCode2fa = $User->twofactorcode;
if (!trim($requestcode2fa)) {
$this->layout()->setFlash("Verifizierungscode ", "error");
$this->redirect("UserProfile/edit");
} else if ($requestcode2fa != $userCode2fa) {
$this->layout()->setFlash("Verifizierungscode ungültig", "error");
$this->redirect("UserProfile/edit");
}
}
$data = [];
$data['name'] = trim($r->name);
if ($User->twofactor != 1) {
$data['email'] = trim($r->email);
if (!$data['email']) {
$this->layout()->setFlash("Email darf nicht leer sein", "error");
$this->redirect("UserProfile/edit");
}
}
if ($User->twofactor != 2) {
$data['mobile'] = trim($r->mobile);
}
if (!$data['name']) {
$this->layout()->setFlash("Name darf nicht leer sein", "error");
$this->redirect("UserProfile/edit");
}
if ($data['mobile'] && substr($data['mobile'], 0, 1) != "+") {
$this->layout()->setFlash("Telefonnummer im Format +436641122334455 eingeben", "error");
$this->redirect("UserProfile/edit");
}
$User->update($data);
$User->save();
$this->layout()->setFlash("Benutzerprofil erfolgreich geändert", "success");
$this->redirect("UserProfile");
}
protected function changepwdAction()
{
$r = $this->request;
$id = $this->me->id;
$pwd = $this->me->password;
$oldpwd = trim($r->oldpwd);
$newpwd = trim($r->newpwd);
$checkpwd = trim($r->checkpwd);
$User = new User($id);
$data = [];
$salt = substr($pwd, 0, 16);
$passhash = mfLoginController::generatePasswordHash($oldpwd, $salt);
if (!$oldpwd) {
$this->layout()->setFlash("altes Passwort darf nicht leer sein", "error");
$this->redirect("UserProfile");
}
if (!$newpwd) {
$this->layout()->setFlash("neues Passwort darf nicht leer sein", "error");
$this->redirect("UserProfile");
}
if ($pwd != $passhash) {
$this->layout()->setFlash("altes Passwort falsch", "error");
$this->redirect("UserProfile");
}
if (strlen($newpwd < 8)) {
$this->layout()->setFlash("neues Passwort muss min. 8 Zeichen haben", "error");
$this->redirect("UserProfile");
}
if ($newpwd != $checkpwd) {
$this->layout()->setFlash("Passwörter stimmen nicht überein", "error");
$this->redirect("UserProfile");
}
$newpasshash = mfLoginController::generatePasswordHash($newpwd);
$data['password'] = $newpasshash;
$User->update($data);
$User->save();
$this->layout()->setFlash("Passwort erfolgreich geändert", "success");
$this->redirect("UserProfile");
}
protected function code2faaction()
{
$r = $this->request;
$code = rand(0, 99999);
$code = str_pad($code, 5, 0, STR_PAD_LEFT);
$id = $this->me->id;
$emailaddress = $this->me->email;
$mobile = str_replace('+', '', $this->me->mobile);
$verification = $r->twofactor;
$User = new User($id);
$data = [];
$data['twofactorcode'] = $code;
$data['twofactortimestamp'] = time();
$User->update($data);
$User->save();
if ($verification == 1) {
$email = new Emailnotification();
$email->setSubject('Authentifizierungscode');
$email->setFrom('noreply@xinon.at', 'noreply@xinon.at');
$email->setBody($code);
$email->setTo($emailaddress);
$email->send();
} else if ($verification == 2) {
if (!$this->me->mobile) {
$this->layout()->setFlash("Keine Mobilnummer hinterlegt", "error");
$this->redirect("UserProfile");
}
$sms = new SmsNotification();
$sms->setBody('Xinon 2FA Code: ' . $code);
$sms->setRecipient($mobile);
$sms->send();
}
$this->layout()->setTemplate("UserProfile/Index");
$this->layout()->set("verification", $verification);
$this->layout()->set("userprofile", $this->me);
}
protected function activate2faaction()
{
$r = $this->request;
$reqCode = $r->code;
$twofactorcode = $this->me->twofactorcode;
$twofactortimestamp = $this->me->twofactortimestamp;
$timeSecond = time() - $twofactortimestamp;
if ($timeSecond <= 300 && $reqCode == $twofactorcode) {
$id = $this->me->id;
$User = new User($id);
$data['twofactor'] = $r->twofactor;
$User->update($data);
$User->save();
$this->layout()->setFlash("Zwei-Faktor-Authentifizierung aktiv", "success");
$this->redirect("UserProfile");
} else {
$verification = $r->twofactor;
$this->layout()->setFlash("Verifizierungscode falsch oder abgelaufen", "error");
$this->layout()->setTemplate("UserProfile/Index");
$this->layout()->set("verification", $verification);
$this->layout()->set("userprofile", $this->me);
}
}
protected function change2faaction()
{
if ($this->request->twofactor == 2) {
if (!$this->me->mobile) {
$this->layout()->setFlash("Keine Mobilnummer hinterlegt", "error");
$this->redirect("UserProfile");
}
}
$this->code2faaction();
}
}
+68
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@@ -0,0 +1,68 @@
<?php
class UserToken extends mfBaseController
{
public function checkToken()
{
if (isset($_COOKIE[MFAPPNAME . '_remembertoken'])) {
$cookie = explode(':', $_COOKIE[MFAPPNAME . '_remembertoken']);
if (count($cookie) === 2) {
$db = new FronkDB();
$selector = $cookie[0];
$token = $cookie[1];
$selector = $db->escape($selector);
$now = time();
$res = $db->select(MFUSERTOKENTABLE, "worker_id,token", "selector='$selector' AND token_expire > '$now'");
if ($db->num_rows($res)) {
$Token = $db->fetch_object($res);
if ($Token->token == $token) {
$res = $db->select(MFUSERTABLE, "username", "id='$Token->worker_id'");
if ($db->num_rows($res)) {
$User = $db->fetch_object($res);
if (!isset($_SESSION[MFAPPNAME . '_username'])) {
$refresh = true;
}
$_SESSION[MFAPPNAME . '_username'] = $User->username;
$_SESSION[MFAPPNAME . '_ip'] = $_SERVER['REMOTE_ADDR'];;
$db->update(MFUSERTABLE, array('ip' => $_SERVER['REMOTE_ADDR'], 'sessionid' => session_id()), "id='$Token->worker_id'");
if ($refresh) {
header("Refresh:0");
}
}
}
}
}
}
}
public function generateToken($userId)
{
$db = new FronkDB();
$tokenExpireTime = time() + 2592000;
$selector = bin2hex(random_bytes(16));
$token = bin2hex(random_bytes(32));
$values['worker_id'] = $userId;
$values['selector'] = $selector;
$values['token'] = $token;
$values['token_expire'] = $tokenExpireTime;
$values['create_by'] = $userId;
$values['create'] = date('U');
$db->insert("WorkerToken", $values);
setcookie(MFAPPNAME . '_remembertoken', $selector . ':' . $token, $tokenExpireTime, "/");
}
public function deleteToken()
{
$db = new FronkDB();
$cookie = explode(':', $_COOKIE[MFAPPNAME . '_remembertoken']);
$selector = $cookie[0];
if (count($cookie) === 2) {
$db->delete("WorkerToken", "selector='" . $selector . "'", 1);
}
setcookie(MFAPPNAME . '_remembertoken', '', time() - 3600, '/');
}
}
@@ -0,0 +1,88 @@
<?php
class UserTwofactor
{
private $UserId;
private $Verification;
function __construct($UserId)
{
$this->UserId = $UserId;
$this->getVerification();
}
public function setVerification($verification)
{
$this->Verification = $verification;
}
protected function apiAction()
{
$do = $this->request->do;
$codetype = $this->request->twofactor;
switch ($do) {
case "sendcode":
$return = $this->sendCode();
break;
case "checkverfication":
$return = $this->checkVerfication();
break;
default:
$return = false;
}
}
private function getVerification()
{
$id = $this->UserId;
$User = new User($id);
$this->Verification = $User->twofactor;
}
private function checkVerfication()
{
$this->getVerification();
$response['data']['verficationtype'] = $this->Verification;
$response['success'] = "true";
echo json_encode($response);
exit;
}
public function sendCode()
{
$code = rand(0, 99999);
$code = str_pad($code, 5, 0, STR_PAD_LEFT);
$verification = $this->Verification;
$id = $this->UserId;
$User = new User($id);
$emailaddress = $User->email;
$mobile = str_replace('+', '', $User->mobile);
$data = [];
$data['twofactorcode'] = $code;
$data['twofactortimestamp'] = time();
$User->update($data);
$User->save();
if ($verification == 1) {
$fromMail = TT_OUTGOING_EMAIL_2FA;
$fromName = TT_OUTGOING_EMAIL_2FA_NAME;
$email = new Emailnotification();
$email->setSubject('Authentifizierungscode');
$email->setFrom($fromMail, $fromName);
$email->setBody($code);
$email->setTo($emailaddress);
$email->send();
} else if ($verification == 2) {
$sms = new SmsNotification();
$sms->setBody('Xinon 2FA Code: ' . $code);
$sms->setRecipient($mobile);
$sms->send();
}
}
}