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<?php |
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namespace Firesphere\BootstrapMFA\Authenticators; |
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use Firesphere\BootstrapMFA\Handlers\BootstrapMFALoginHandler; |
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use Firesphere\BootstrapMFA\Providers\BootstrapMFAProvider; |
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use SilverStripe\Core\Injector\Injector; |
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use SilverStripe\ORM\ValidationException; |
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use SilverStripe\ORM\ValidationResult; |
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use SilverStripe\Security\Authenticator; |
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use SilverStripe\Security\Member; |
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use SilverStripe\Security\MemberAuthenticator\MemberAuthenticator; |
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use SilverStripe\Security\PasswordEncryptor_NotFoundException; |
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/** |
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* Class BootstrapMFAAuthenticator |
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* It needs to be instantiable, therefore it can't be an Abstract. |
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* |
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* @package Firesphere\BootstrapMFA\Authenticators |
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* @method string getTokenField() Stub for child implementations |
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*/ |
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class BootstrapMFAAuthenticator extends MemberAuthenticator |
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{ |
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/** |
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* Key for array to be stored in between steps in the session |
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*/ |
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const SESSION_KEY = 'MFALogin'; |
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/** |
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* @return int |
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*/ |
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public function supportedServices() |
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{ |
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// Bitwise-OR of all the supported services in this Authenticator, to make a bitmask |
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return Authenticator::LOGIN | Authenticator::LOGOUT | Authenticator::CHANGE_PASSWORD |
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| Authenticator::RESET_PASSWORD | Authenticator::CHECK_PASSWORD; |
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} |
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/** |
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* @param Member $member |
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* @param string $token |
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* @param ValidationResult|null $result |
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* @return bool|Member |
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* @throws ValidationException |
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* @throws PasswordEncryptor_NotFoundException |
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*/ |
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public function validateBackupCode($member, $token, &$result = null) |
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{ |
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if (!$result) { |
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$result = new ValidationResult(); |
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} |
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$token = $member->encryptWithUserSettings($token); |
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/** @var BootstrapMFAProvider $provider */ |
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$provider = Injector::inst()->get(BootstrapMFAProvider::class); |
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$provider->setMember($member); |
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$backupCode = $provider->fetchToken($token); |
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if ($backupCode && $backupCode->exists()) { |
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$backupCode->expire(); |
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// Reset the subclass authenticator results |
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$result = Injector::inst()->get(ValidationResult::class, false); |
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/** @var Member $member */ |
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return $member; |
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} |
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$member->registerFailedLogin(); |
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$result->addError(_t(self::class . '.INVALIDTOKEN', 'Invalid token')); |
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return false; |
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} |
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/** |
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* @param string $link |
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* @return BootstrapMFALoginHandler|static |
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*/ |
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public function getLoginHandler($link) |
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{ |
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return BootstrapMFALoginHandler::create($link, $this); |
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} |
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} |
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Firesphere /
silverstripe-bootstrapmfa
