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<?php
/**
* Piwik - free/libre analytics platform
*
* @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\Db;
use Piwik\Plugins\UsersManager\Model;
use Piwik\Session;
use Piwik\Plugins\UsersManager\API as UsersManagerAPI;
/**
*
*/
class Auth implements \Piwik\Auth
{
protected $login = null;
protected $token_auth = null;
protected $md5Password = null;
/**
* Authentication module's name, e.g., "Login"
*
* @return string
*/
public function getName()
{
return 'Login';
}
/**
* Authenticates user
*
* @return AuthResult
*/
public function authenticate()
{
if (!empty($this->md5Password)) { // favor authenticating by password
$this->token_auth = UsersManagerAPI::getInstance()->getTokenAuth($this->login, $this->getTokenAuthSecret());
}
if (is_null($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($user['token_auth'])
&& ((SessionInitializer::getHashTokenAuth($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);
}
/**
* Returns the login of the user being authenticated.
*
* @return string
*/
public function getLogin()
{
return $this->login;
}
/**
* Accessor to set login name
*
* @param string $login user login
*/
public function setLogin($login)
{
$this->login = $login;
}
/**
* Returns the secret used to calculate a user's token auth.
*
* @return string
*/
public function getTokenAuthSecret()
{
return $this->md5Password;
}
/**
* Accessor to set authentication token
*
* @param string $token_auth authentication token
*/
public function setTokenAuth($token_auth)
{
$this->token_auth = $token_auth;
}
/**
* Sets the password to authenticate with.
*
* @param string $password
*/
public function setPassword($password)
{
$this->md5Password = md5($password);
}
/**
* Sets the password hash to use when authentication.
*
* @param string $passwordHash The password hash.
* @throws Exception if $passwordHash does not have 32 characters in it.
*/
public function setPasswordHash($passwordHash)
{
if (strlen($passwordHash) != 32) {
throw new Exception("Invalid hash: incorrect length " . strlen($passwordHash));
}
$this->md5Password = $passwordHash;
}
}
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