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<?php |
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declare(strict_types=1); |
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namespace MiladRahimi\Jwt; |
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use MiladRahimi\Jwt\Base64\SafeBase64Parser; |
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use MiladRahimi\Jwt\Base64\Base64Parser; |
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use MiladRahimi\Jwt\Cryptography\Signer; |
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use MiladRahimi\Jwt\Json\StrictJsonParser; |
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use MiladRahimi\Jwt\Json\JsonParser; |
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/** |
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* Generator is responsible for crafting JSON Web Tokens (JWTs) |
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* based on specified claims. |
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*/ |
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class Generator |
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{ |
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private Signer $signer; |
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private JsonParser $jsonParser; |
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private Base64Parser $base64Parser; |
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public function __construct(Signer $signer, ?JsonParser $jsonParser = null, ?Base64Parser $base64Parser = null) |
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{ |
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$this->signer = $signer; |
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$this->jsonParser = $jsonParser ?: new StrictJsonParser(); |
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$this->base64Parser = $base64Parser ?: new SafeBase64Parser(); |
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} |
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/** |
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* Generate JWT for the given claims |
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* |
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* @throws Exceptions\JsonEncodingException |
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* @throws Exceptions\SigningException |
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*/ |
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public function generate(array $claims = []): string |
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{ |
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$header = $this->base64Parser->encode($this->jsonParser->encode($this->header())); |
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$payload = $this->base64Parser->encode($this->jsonParser->encode($claims)); |
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$signature = $this->base64Parser->encode($this->signer->sign("$header.$payload")); |
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return join('.', [$header, $payload, $signature]); |
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} |
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/** |
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* Generate the JWT header |
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*/ |
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private function header(): array |
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{ |
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$header = ['typ' => 'JWT', 'alg' => $this->signer->name()]; |
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if ($this->signer->kid() !== null) { |
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$header['kid'] = $this->signer->kid(); |
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} |
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return $header; |
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} |
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public function getJsonParser(): JsonParser |
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{ |
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return $this->jsonParser; |
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} |
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public function getBase64Parser(): Base64Parser |
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{ |
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return $this->base64Parser; |
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} |
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public function getSigner(): Signer |
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{ |
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return $this->signer; |
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} |
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} |
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miladrahimi /
php-jwt
