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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\Module\yubikey\Controller; |
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use InvalidArgumentException; |
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use SimpleSAML\Auth; |
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use SimpleSAML\Configuration; |
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use SimpleSAML\Error; |
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use SimpleSAML\HTTP\RunnableResponse; |
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use SimpleSAML\Module\yubikey\Auth\Process\OTP; |
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use SimpleSAML\Session; |
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use SimpleSAML\XHTML\Template; |
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use Symfony\Component\HttpFoundation\Request; |
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/** |
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* Controller class for the yubikey module. |
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* |
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* This class serves the different views available in the module. |
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* |
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* @package simplesamlphp/simplesamlphp-module-yubikey |
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*/ |
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class Yubikey |
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{ |
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/** |
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* @var \SimpleSAML\Auth\State|string |
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* @psalm-var \SimpleSAML\Auth\State|class-string |
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*/ |
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protected $authState = Auth\State::class; |
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/** |
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* @var \SimpleSAML\Module\yubikey\Auth\Process\OTP|string |
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* @psalm-var \SimpleSAML\Module\yubikey\Auth\Process\OTP|class-string |
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*/ |
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protected $otp = OTP::class; |
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/** |
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* Controller constructor. |
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* |
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* It initializes the global configuration and session for the controllers implemented here. |
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* |
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* @param \SimpleSAML\Configuration $config The configuration to use by the controllers. |
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* @param \SimpleSAML\Session $session The session to use by the controllers. |
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* |
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* @throws \Exception |
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*/ |
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public function __construct( |
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protected Configuration $config, |
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protected Session $session, |
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) { |
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} |
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/** |
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* Inject the \SimpleSAML\Auth\State dependency. |
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* |
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* @param \SimpleSAML\Auth\State $authState |
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*/ |
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public function setAuthState(Auth\State $authState): void |
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{ |
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$this->authState = $authState; |
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} |
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/** |
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* Inject the \SimpleSAML\Module\yubikey\Auth\Process\OTP dependency. |
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* |
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* @param \SimpleSAML\Module\yubikey\Auth\Process\OTP $otp |
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*/ |
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public function setOtp(OTP $otp): void |
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{ |
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$this->otp = $otp; |
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} |
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/** |
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* This page asks the user to authenticate using a Yubikey. |
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* |
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* @param \Symfony\Component\HttpFoundation\Request $request The current request. |
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* @return \SimpleSAML\XHTML\Template|\SimpleSAML\HTTP\RunnableResponse |
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*/ |
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public function main(Request $request) |
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{ |
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$stateId = $request->query->get('AuthState'); |
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if ($stateId === null) { |
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throw new Error\BadRequest('Missing AuthState parameter.'); |
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} |
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$state = $this->authState::loadState($stateId, 'yubikey:otp:init'); |
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$error = false; |
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$otp = $request->request->get('otp'); |
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if ($otp !== null) { |
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// we were given an OTP |
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try { |
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if ($this->otp::authenticate($state, $otp)) { |
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$this->authState::saveState($state, 'yubikey:otp:init'); |
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return new RunnableResponse([Auth\ProcessingChain::class, 'resumeProcessing'], [$state]); |
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} else { |
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$error = 'The YubiKey used is invalid. Make sure to use the YubiKey associated with your account.'; |
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} |
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} catch (InvalidArgumentException $e) { |
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$error = $e->getMessage(); |
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} |
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} |
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$t = new Template($this->config, 'yubikey:otp.twig'); |
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$t->data['AuthState'] = $stateId; |
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$t->data['error'] = $error ?: false; |
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$t->data['autofocus'] = 'otp'; |
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return $t; |
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} |
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} |
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simplesamlphp /
simplesamlphp-module-yubikey
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