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<?php | |
namespace com\linways\core\ams\professional\service; | |
use com\linways\core\ams\professional\exception\ProfessionalException; | |
use Exception; | |
use Firebase\JWT\JWT; | |
use com\linways\core\ams\professional\dto\SettingsConstents; | |
class LoginService extends BaseService { | |
private static $_instance = null; | |
// /Condition 2 - Locked down the constructor | |
private function __construct() { | |
} | |
// Prevent any oustide instantiation of this class | |
// /Condition 3 - Prevent any object or instance of that class to be cloned | |
private function __clone() { | |
} | |
// Prevent any copy of this object | |
// /Condition 4 - Have a single globally accessible static method | |
public static function getInstance() { | |
if (! is_object ( self::$_instance )) // or if( is_null(self::$_instance) ) or if( self::$_instance == null ) | |
self::$_instance = new self (); | |
return self::$_instance; | |
} | |
/** | |
* | |
* @param unknown $username | |
* @param unknown $password | |
* @throws FeeException | |
* @return boolean | |
*/ | |
public function login($username, $password) { | |
$user = null; | |
//TODO | |
return $user; | |
} | |
/** | |
* Method for logout the user | |
* @return boolean true if logged out successfully else false | |
*/ | |
public function logout() | |
{ | |
session_unset(); | |
$_SESSION = array(); | |
return session_destroy(); | |
} | |
/** | |
* Clear mobile login token and its details from mobile_login_tokens | |
* @param $loginTokenId | |
* @return bool|\com\linways\base\dto\MySqlResult|null | |
* @throws ProfessionalException | |
*/ | |
public function logoutFromMobileApp($loginTokenId){ | |
$loginTokenId = $this->realEscapeString($loginTokenId); | |
$status= false; | |
$sql = "DELETE FROM mobile_login_tokens WHERE id=$loginTokenId"; | |
try{ | |
$status = $this->executeQuery($sql); | |
$status = true; | |
}catch (Exception $e){ | |
throw new ProfessionalException($e->getCode(), $e->getMessage()); | |
} | |
return $status; | |
} | |
public function getSessionExpirationTime() | |
{ | |
$currentTimeoutInSecs = ini_get(’session.gc_maxlifetime’); | |
$now = time(); | |
if (isset($_SESSION['discard_after']) && $now > $_SESSION['discard_after']) { | |
// this session has worn out its welcome; kill it and start a brand new one | |
session_unset(); | |
session_destroy(); | |
session_start(); | |
} | |
} | |
/** | |
* create oauth url with current state object. This state is used to redirect back from accounts.linways.com | |
* @param string $userType STAFF/STUDENT | |
* @param Booolean $isMobile | |
* @return string | |
*/ | |
public function getOauth2LoginUrl($userType, $isMobile){ | |
require_once getenv('NUCLEUS_CONF'); | |
global $AUTHENTICATION_DOMAIN; | |
return "$AUTHENTICATION_DOMAIN/oauth?state=". $this->createStateJwtForOauth2($userType, $GLOBALS['COLLEGE_CODE'], $isMobile); | |
} | |
public function createStateJwtForOauth2($userType, $collgeCode, $isMobile){ | |
require_once getenv('NUCLEUS_CONF'); | |
$state = [ | |
"dom"=> $_SERVER['HTTP_HOST'], // Redirect Domain name, This is to support custom domain name | |
"cc" => $collgeCode, // College code | |
"ut" => $userType, // User Type | |
"failure_redir" => urlencode($_SERVER["REQUEST_URI"]) // redirect url in case of failure | |
]; | |
$state['mob'] = $isMobile? 1: 0; // is mobile | |
return JWT::encode($state, $GLOBALS['OAUTH_JWT_SECRET']); | |
} | |
public function decodeStateJwtForOauth2($jwt){ | |
require_once getenv('NUCLEUS_CONF'); | |
return (array)JWT::decode($jwt, $GLOBALS['OAUTH_JWT_SECRET'], array('HS256')); | |
} | |
public function saveKioskPassword($password){ | |
require_once getenv('NUCLEUS_CONF'); | |
$salt = $GLOBALS['GENERAL_SALT']; //From nucleus conf | |
$oldPassword = CommonService::getInstance()->getSettings(SettingsConstents::STUDENT_PROFILE, SettingsConstents::STUDENT_PROFILE_KIOSK_PASSWORD); | |
if(empty($oldPassword)) | |
{ | |
CommonService::getInstance()->createSettings(SettingsConstents::STUDENT_PROFILE, SettingsConstents::STUDENT_PROFILE_KIOSK_PASSWORD, md5($password.$salt)); | |
} | |
else | |
{ | |
CommonService::getInstance()->updateSettings(SettingsConstents::STUDENT_PROFILE,SettingsConstents::STUDENT_PROFILE_KIOSK_PASSWORD, md5($password.$salt)); | |
} | |
} | |
public function checkKioskPassword($password){ | |
require_once getenv('NUCLEUS_CONF'); | |
$salt = $GLOBALS['GENERAL_SALT']; //From nucleus conf | |
$calculatedPassword = md5($password.$salt); | |
$originalPassword = CommonService::getInstance()->getSettings('STUDENT_PROFILE', 'STUDENT_PROFILE_KIOSK_PASSWORD'); | |
if($originalPassword === $calculatedPassword) | |
return true; | |
else return false; | |
} | |
public function generateKioskAccessToken(){ | |
// Create constants if necessary | |
$password = CommonService::getInstance()->getSettings('STUDENT_PROFILE', 'STUDENT_PROFILE_KIOSK_PASSWORD'); | |
global $COLLEGE_CODE; | |
$payload = array( | |
"col" => $COLLEGE_CODE, | |
"rand" => bin2hex(openssl_random_pseudo_bytes(16)), | |
"iss" => "https://linways.com", | |
"exp" => time() + (30 * 24 * 60 * 60), // expires in 30 days | |
"iat" => time() | |
); | |
return JWT::encode($payload, $password ); | |
} | |
public function validateKioskAccessToken($token){ | |
$password = CommonService::getInstance()->getSettings('STUDENT_PROFILE', 'STUDENT_PROFILE_KIOSK_PASSWORD'); | |
JWT::$leeway = 60; // $leeway in seconds, This is optional | |
return (array)JWT::decode($token, $password, array('HS256')); | |
} | |
} |