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<?php |
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/** |
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* @copyright Copyright (c) 2016 Canis.io |
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* @license MIT |
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*/ |
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namespace Canis\Lumen\Jwt\Adapters\Lcobucci; |
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use Canis\Lumen\Jwt\Token; |
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use Canis\Lumen\Jwt\Contracts\Processor as ProcessorContract; |
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use Lcobucci\JWT\ValidationData; |
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use Lcobucci\JWT\Signer\Hmac\Sha256; |
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use Lcobucci\JWT\Parser; |
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use Lcobucci\JWT\Token as JwtToken; |
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class Processor |
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extends HelperBase |
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implements ProcessorContract |
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{ |
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/** |
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* @inheritdoc |
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*/ |
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final public function __invoke($tokenString, $validateClaims = []) |
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{ |
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$token = (new Parser())->parse((string) $tokenString); |
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$signer = new Sha256(); |
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$claims = $token->getClaims(); |
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if ( |
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!$token->verify($signer, $this->config['secret']) |
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|| !$this->checkRequiredClaims(array_keys($claims)) |
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|| !$this->validateToken($token) |
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) { |
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return false; |
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}; |
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foreach ($claims as $key => $value) { |
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$claims[$key] = $value->getValue(); |
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} |
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if (!$this->validateClaims($claims, $validateClaims)) { |
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return false; |
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} |
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return new Token((string) $token, $claims); |
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} |
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/** |
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* Validate token with validation data |
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* |
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* @param JwtToken $token |
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* @return boolean |
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*/ |
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private function validateToken(JwtToken $token) |
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{ |
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$data = new ValidationData(); |
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if (isset($this->config['issuer'])) { |
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$data->setIssuer($this->config['issuer']); |
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} |
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if (isset($this->config['audience'])) { |
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$data->setAudience($this->config['audience']); |
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} |
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if (!$token->validate($data)) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Validate the claims of the token |
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* |
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* @param array $claims |
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* @param array $validateClaims |
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* @return boolean |
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*/ |
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private function validateClaims($claims, $validateClaims) |
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{ |
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foreach ($validateClaims as $claim => $value) { |
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if (!isset($claims[$claim]) || $claims[$claim] !== $value) { |
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return false; |
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} |
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} |
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return true; |
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} |
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} |
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canis-io /
lumen-jwt-auth
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