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<?php |
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namespace Firesphere\GraphQLJWT; |
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use SilverStripe\Control\HTTPRequest; |
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use SilverStripe\ORM\ValidationException; |
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use SilverStripe\Security\AuthenticationHandler; |
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use SilverStripe\Security\Member; |
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use SilverStripe\Security\Security; |
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/** |
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* Class JWTAuthenticationHandler |
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* |
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* |
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* @package Firesphere\GraphQLJWT |
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*/ |
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class JWTAuthenticationHandler implements AuthenticationHandler |
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{ |
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/** |
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* @var JWTAuthenticator |
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*/ |
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protected $authenticator; |
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/** |
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* @return mixed |
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*/ |
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public function getAuthenticator() |
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{ |
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return $this->authenticator; |
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} |
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/** |
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* @param mixed $authenticator |
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*/ |
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public function setAuthenticator($authenticator) |
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{ |
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$this->authenticator = $authenticator; |
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} |
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/** |
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* @param HTTPRequest $request |
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* @return null|Member |
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* @throws \OutOfBoundsException |
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* @throws \BadMethodCallException |
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*/ |
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public function authenticateRequest(HTTPRequest $request) |
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{ |
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$matches = HeaderExtractor::getAuthorizationHeader($request); |
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// Get the default user currently logged in via a different way, could be BasicAuth/normal login |
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$member = Security::getCurrentUser(); |
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if (!empty($matches[1])) { |
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// Validate the token. This is critical for security |
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$member = $this->authenticator->authenticate(['token' => $matches[1]], $request); |
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} |
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if ($member) { |
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$this->logIn($member); |
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} |
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return $member; |
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} |
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/** |
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* Authenticate on every run, based on the header, not relying on sessions or cookies |
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* JSON Web Tokens are stateless |
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* |
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* @param Member $member |
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* @param bool $persistent |
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* @param HTTPRequest|null $request |
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*/ |
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public function logIn(Member $member, $persistent = false, HTTPRequest $request = null) |
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{ |
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Security::setCurrentUser($member); |
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} |
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/** |
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* @param HTTPRequest|null $request |
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* @throws ValidationException |
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*/ |
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public function logOut(HTTPRequest $request = null) |
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{ |
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// A token can actually not be invalidated, but let's invalidate it's unique ID |
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// A member actually can be null though! |
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if ($request !== null) { // If we don't have a request, we're most probably in test mode |
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$member = Security::getCurrentUser(); |
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if ($member) { |
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// Set the unique ID to 0, as it can't be nullified due to indexes. |
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$member->JWTUniqueID = 0; |
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$member->write(); |
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} |
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} |
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// Empty the current user and pray to god it's not valid anywhere else anymore :) |
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Security::setCurrentUser(); |
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} |
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} |
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Firesphere /
silverstripe-graphql-jwt
