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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
*/
namespace Piwik\Plugins\Login;
use Exception;
use Piwik\AuthResult;
use Piwik\Config;
use Piwik\Cookie;
use Piwik\Db;
use Piwik\Piwik;
use Piwik\Plugins\UsersManager\API;
use Piwik\Plugins\UsersManager\Model;
use Piwik\ProxyHttp;
use Piwik\Session;
/**
*
*/
class Auth implements \Piwik\Auth
{
protected $login = null;
protected $token_auth = null;
/**
* Authentication module's name, e.g., "Login"
*
* @return string
*/
public function getName()
{
return 'Login';
}
/**
* Authenticates user
*
* @return AuthResult
*/
public function authenticate()
{
if (is_null($this->login)) {
$model = new Model();
$user = $model->getUserByTokenAuth($this->token_auth);
if (!empty($user['login'])) {
$code = $user['superuser_access'] ? AuthResult::SUCCESS_SUPERUSER_AUTH_CODE : AuthResult::SUCCESS;
return new AuthResult($code, $user['login'], $this->token_auth);
}
} else if (!empty($this->login)) {
$model = new Model();
$user = $model->getUser($this->login);
if (!empty($user['token_auth'])
&& (($this->getHashTokenAuth($this->login, $user['token_auth']) === $this->token_auth)
|| $user['token_auth'] === $this->token_auth)
) {
$this->setTokenAuth($user['token_auth']);
$code = !empty($user['superuser_access']) ? AuthResult::SUCCESS_SUPERUSER_AUTH_CODE : AuthResult::SUCCESS;
return new AuthResult($code, $this->login, $user['token_auth']);
}
}
return new AuthResult(AuthResult::FAILURE, $this->login, $this->token_auth);
}
/**
* Authenticates the user and initializes the session.
*/
public function initSession($login, $md5Password, $rememberMe)
{
$this->regenerateSessionId();
$authResult = $this->doAuthenticateSession($login, $md5Password);
if (!$authResult->wasAuthenticationSuccessful()) {
$this->processFailedSession($rememberMe);
} else {
$this->processSuccessfullSession($login, $authResult->getTokenAuth(), $rememberMe);
}
}
/**
* Accessor to set login name
*
* @param string $login user login
*/
public function setLogin($login)
{
$this->login = $login;
}
/**
* Accessor to set authentication token
*
* @param string $token_auth authentication token
*/
public function setTokenAuth($token_auth)
{
$this->token_auth = $token_auth;
}
/**
* Accessor to compute the hashed authentication token
*
* @param string $login user login
* @param string $token_auth authentication token
* @return string hashed authentication token
*/
public function getHashTokenAuth($login, $token_auth)
{
return md5($login . $token_auth);
}
/**
* @param $login
* @param $md5Password
* @return AuthResult
* @throws \Exception
*/
protected function doAuthenticateSession($login, $md5Password)
{
$tokenAuth = API::getInstance()->getTokenAuth($login, $md5Password);
$this->setLogin($login);
$this->setTokenAuth($tokenAuth);
$authResult = $this->authenticate();
return $authResult;
}
/**
* @param $rememberMe
* @return Cookie
*/
protected function getAuthCookie($rememberMe)
{
$authCookieName = Config::getInstance()->General['login_cookie_name'];
$authCookieExpiry = $rememberMe ? time() + Config::getInstance()->General['login_cookie_expire'] : 0;
$authCookiePath = Config::getInstance()->General['login_cookie_path'];
$cookie = new Cookie($authCookieName, $authCookieExpiry, $authCookiePath);
return $cookie;
}
/**
* Executed when the session could not authenticate
* @param $rememberMe
* @throws \Exception
*/
protected function processFailedSession($rememberMe)
{
$cookie = $this->getAuthCookie($rememberMe);
$cookie->delete();
throw new Exception(Piwik::translate('Login_LoginPasswordNotCorrect'));
}
/**
* Executed when the session was successfully authenticated
* @param $login
* @param $tokenAuth
* @param $rememberMe
*/
protected function processSuccessfullSession($login, $tokenAuth, $rememberMe)
{
$cookie = $this->getAuthCookie($rememberMe);
$cookie->set('login', $login);
$cookie->set('token_auth', $this->getHashTokenAuth($login, $tokenAuth));
$cookie->setSecure(ProxyHttp::isHttps());
$cookie->setHttpOnly(true);
$cookie->save();
// remove password reset entry if it exists
Login::removePasswordResetInfo($login);
}
protected function regenerateSessionId()
{
Session::regenerateId();
}
}
|
