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<?php |
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namespace Firesphere\GraphQLJWT\Resolvers; |
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use Firesphere\GraphQLJWT\Authentication\CustomAuthenticatorRegistry; |
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use Firesphere\GraphQLJWT\Authentication\JWTAuthenticator; |
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use Firesphere\GraphQLJWT\Extensions\MemberExtension; |
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use Firesphere\GraphQLJWT\Helpers\HeaderExtractor; |
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use Firesphere\GraphQLJWT\Helpers\MemberTokenGenerator; |
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use Firesphere\GraphQLJWT\Model\JWTRecord; |
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use GraphQL\Type\Definition\ResolveInfo; |
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use Psr\Container\NotFoundExceptionInterface; |
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use SilverStripe\Control\Controller; |
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use SilverStripe\Control\HTTPRequest; |
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use SilverStripe\Core\Injector\Injector; |
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use OutOfBoundsException; |
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use BadMethodCallException; |
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use Exception; |
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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\Security; |
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use Generator; |
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/** |
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* @todo Enum types should allow mapping to these constants (see enums.yml, duplicate code) |
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*/ |
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class Resolver |
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{ |
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use MemberTokenGenerator; |
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use HeaderExtractor; |
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/** |
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* Valid token |
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*/ |
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const STATUS_OK = 'OK'; |
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/** |
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* Not a valid token |
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*/ |
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const STATUS_INVALID = 'INVALID'; |
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/** |
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* Expired but can be renewed |
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*/ |
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const STATUS_EXPIRED = 'EXPIRED'; |
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/** |
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* Expired and cannot be renewed |
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*/ |
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const STATUS_DEAD = 'DEAD'; |
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/** |
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* Provided user / password were incorrect |
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*/ |
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const STATUS_BAD_LOGIN = 'BAD_LOGIN'; |
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/** |
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* @return mixed |
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* @throws \Exception |
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*/ |
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public static function resolveValidateToken() |
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{ |
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/** @var JWTAuthenticator $authenticator */ |
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$authenticator = Injector::inst()->get(JWTAuthenticator::class); |
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$request = Controller::curr()->getRequest(); |
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$token = static::getAuthorizationHeader($request); |
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/** @var JWTRecord $record */ |
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list($record, $status) = $authenticator->validateToken($token, $request); |
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$member = $status === self::STATUS_OK ? $record->Member() : null; |
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return static::generateResponse($status, $member, $token); |
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} |
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/** |
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* @return array |
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* @throws NotFoundExceptionInterface |
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* @throws BadMethodCallException |
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* @throws OutOfBoundsException |
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* @throws Exception |
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*/ |
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public static function resolveRefreshToken(): array |
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{ |
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$authenticator = Injector::inst()->get(JWTAuthenticator::class); |
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$request = Controller::curr()->getRequest(); |
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$token = static::getAuthorizationHeader($request); |
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// Check status of existing token |
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/** @var JWTRecord $record */ |
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list($record, $status) = $authenticator->validateToken($token, $request); |
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$member = null; |
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switch ($status) { |
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case self::STATUS_OK: |
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case self::STATUS_EXPIRED: |
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$member = $record->Member(); |
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$renewable = true; |
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break; |
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case self::STATUS_DEAD: |
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case self::STATUS_INVALID: |
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default: |
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$member = null; |
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$renewable = false; |
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break; |
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} |
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// Check if renewable |
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if (!$renewable) { |
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return static::generateResponse($status); |
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} |
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// Create new token for member |
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$newToken = $authenticator->generateToken($request, $member); |
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return static::generateResponse(self::STATUS_OK, $member, $newToken->__toString()); |
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} |
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/** |
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* @param mixed $object |
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* @param array $args |
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* @return array |
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* @throws NotFoundExceptionInterface |
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*/ |
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public static function resolveCreateToken($object, array $args): array |
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{ |
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// Authenticate this member |
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$request = Controller::curr()->getRequest(); |
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$member = static::getAuthenticatedMember($args, $request); |
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// Handle unauthenticated |
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if (!$member) { |
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return static::generateResponse(self::STATUS_BAD_LOGIN); |
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} |
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// Create new token from this member |
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$authenticator = Injector::inst()->get(JWTAuthenticator::class); |
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$token = $authenticator->generateToken($request, $member); |
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return static::generateResponse(self::STATUS_OK, $member, $token->__toString()); |
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} |
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/** |
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* Get any authenticator we should use for logging in users |
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* |
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* @return Authenticator[]|Generator |
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*/ |
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protected static function getLoginAuthenticators(): Generator |
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{ |
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// Check injected authenticators |
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yield from CustomAuthenticatorRegistry::singleton()->getCustomAuthenticators(); |
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// Get other login handlers from Security |
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$security = Security::singleton(); |
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yield from $security->getApplicableAuthenticators(Authenticator::LOGIN); |
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} |
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/** |
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* Get an authenticated member from the given request |
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* |
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* @param array $args |
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* @param HTTPRequest $request |
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* @return Member|MemberExtension |
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*/ |
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protected static function getAuthenticatedMember(array $args, HTTPRequest $request): ?Member |
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{ |
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// Normalise the casing for the authenticator |
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$data = [ |
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'Email' => $args['email'], |
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'Password' => $args['password'] ?? null, |
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]; |
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// Login with authenticators |
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foreach (static::getLoginAuthenticators() as $authenticator) { |
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$result = ValidationResult::create(); |
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$member = $authenticator->authenticate($data, $request, $result); |
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if ($member && $result->isValid()) { |
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return $member; |
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} |
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} |
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return null; |
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} |
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} |
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Firesphere /
silverstripe-graphql-jwt
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.