first commit

libraries/vendor/web-token/jwt-signature/Algorithm/MacAlgorithm.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Algorithm;
+
+use Jose\Component\Core\Algorithm;
+use Jose\Component\Core\JWK;
+
+interface MacAlgorithm extends Algorithm
+{
+    /**
+     * Sign the input.
+     *
+     * @param JWK $key The private key used to hash the data
+     * @param string $input The input
+     */
+    public function hash(JWK $key, string $input): string;
+
+    /**
+     * Verify the signature of data.
+     *
+     * @param JWK $key The private key used to hash the data
+     * @param string $input The input
+     * @param string $signature The signature to verify
+     */
+    public function verify(JWK $key, string $input, string $signature): bool;
+}

libraries/vendor/web-token/jwt-signature/Algorithm/SignatureAlgorithm.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Algorithm;
+
+use Jose\Component\Core\Algorithm;
+use Jose\Component\Core\JWK;
+
+interface SignatureAlgorithm extends Algorithm
+{
+    /**
+     * Sign the input.
+     *
+     * @param JWK $key The private key used to sign the data
+     * @param string $input The input
+     */
+    public function sign(JWK $key, string $input): string;
+
+    /**
+     * Verify the signature of data.
+     *
+     * @param JWK $key The private key used to sign the data
+     * @param non-empty-string $input The input
+     * @param non-empty-string $signature The signature to verify
+     */
+    public function verify(JWK $key, string $input, string $signature): bool;
+}

libraries/vendor/web-token/jwt-signature/JWS.php

@@ -0,0 +1,123 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use function count;
+use InvalidArgumentException;
+use Jose\Component\Core\JWT;
+
+class JWS implements JWT
+{
+    /**
+     * @var Signature[]
+     */
+    private array $signatures = [];
+
+    public function __construct(
+        private readonly ?string $payload,
+        private readonly ?string $encodedPayload = null,
+        private readonly bool $isPayloadDetached = false
+    ) {
+    }
+
+    public function getPayload(): ?string
+    {
+        return $this->payload;
+    }
+
+    /**
+     * Returns true if the payload is detached.
+     */
+    public function isPayloadDetached(): bool
+    {
+        return $this->isPayloadDetached;
+    }
+
+    /**
+     * Returns the Base64Url encoded payload. If the payload is detached, this method returns null.
+     */
+    public function getEncodedPayload(): ?string
+    {
+        if ($this->isPayloadDetached() === true) {
+            return null;
+        }
+
+        return $this->encodedPayload;
+    }
+
+    /**
+     * Returns the signatures associated with the JWS.
+     *
+     * @return Signature[]
+     */
+    public function getSignatures(): array
+    {
+        return $this->signatures;
+    }
+
+    /**
+     * Returns the signature at the given index.
+     */
+    public function getSignature(int $id): Signature
+    {
+        if (isset($this->signatures[$id])) {
+            return $this->signatures[$id];
+        }
+
+        throw new InvalidArgumentException('The signature does not exist.');
+    }
+
+    /**
+     * This method adds a signature to the JWS object. Its returns a new JWS object.
+     *
+     * @internal
+     *
+     * @param array{alg?: string, string?: mixed} $protectedHeader
+     * @param array{alg?: string, string?: mixed} $header
+     */
+    public function addSignature(
+        string $signature,
+        array $protectedHeader,
+        ?string $encodedProtectedHeader,
+        array $header = []
+    ): self {
+        $jws = clone $this;
+        $jws->signatures[] = new Signature($signature, $protectedHeader, $encodedProtectedHeader, $header);
+
+        return $jws;
+    }
+
+    /**
+     * Returns the number of signature associated with the JWS.
+     */
+    public function countSignatures(): int
+    {
+        return count($this->signatures);
+    }
+
+    /**
+     * This method splits the JWS into a list of JWSs. It is only useful when the JWS contains more than one signature
+     * (JSON General Serialization).
+     *
+     * @return JWS[]
+     */
+    public function split(): array
+    {
+        $result = [];
+        foreach ($this->signatures as $signature) {
+            $jws = new self($this->payload, $this->encodedPayload, $this->isPayloadDetached);
+            $jws = $jws->addSignature(
+                $signature->getSignature(),
+                $signature->getProtectedHeader(),
+                $signature->getEncodedProtectedHeader(),
+                $signature->getHeader()
+            );
+
+            $result[] = $jws;
+        }
+
+        return $result;
+    }
+}

libraries/vendor/web-token/jwt-signature/JWSBuilder.php

@@ -0,0 +1,223 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use function array_key_exists;
+use function count;
+use function in_array;
+use InvalidArgumentException;
+use function is_array;
+use Jose\Component\Core\Algorithm;
+use Jose\Component\Core\AlgorithmManager;
+use Jose\Component\Core\JWK;
+use Jose\Component\Core\Util\JsonConverter;
+use Jose\Component\Core\Util\KeyChecker;
+use Jose\Component\Signature\Algorithm\MacAlgorithm;
+use Jose\Component\Signature\Algorithm\SignatureAlgorithm;
+use LogicException;
+use ParagonIE\ConstantTime\Base64UrlSafe;
+use RuntimeException;
+
+class JWSBuilder
+{
+    protected ?string $payload = null;
+
+    protected bool $isPayloadDetached = false;
+
+    /**
+     * @var array<array{
+     *     header: array<string, mixed>,
+     *     protected_header: array<string, mixed>,
+     *     signature_key: JWK,
+     *     signature_algorithm: Algorithm
+     * }>
+     */
+    protected array $signatures = [];
+
+    protected ?bool $isPayloadEncoded = null;
+
+    public function __construct(
+        private readonly AlgorithmManager $signatureAlgorithmManager
+    ) {
+    }
+
+    /**
+     * Returns the algorithm manager associated to the builder.
+     */
+    public function getSignatureAlgorithmManager(): AlgorithmManager
+    {
+        return $this->signatureAlgorithmManager;
+    }
+
+    /**
+     * Reset the current data.
+     */
+    public function create(): self
+    {
+        $this->payload = null;
+        $this->isPayloadDetached = false;
+        $this->signatures = [];
+        $this->isPayloadEncoded = null;
+
+        return $this;
+    }
+
+    /**
+     * Set the payload. This method will return a new JWSBuilder object.
+     */
+    public function withPayload(string $payload, bool $isPayloadDetached = false): self
+    {
+        if (mb_detect_encoding($payload, 'UTF-8', true) === false) {
+            throw new InvalidArgumentException('The payload must be encoded in UTF-8');
+        }
+        $clone = clone $this;
+        $clone->payload = $payload;
+        $clone->isPayloadDetached = $isPayloadDetached;
+
+        return $clone;
+    }
+
+    /**
+     * Adds the information needed to compute the signature. This method will return a new JWSBuilder object.
+     *
+     * @param array{alg?: string, string?: mixed} $protectedHeader
+     * @param array{alg?: string, string?: mixed} $header
+     */
+    public function addSignature(JWK $signatureKey, array $protectedHeader, array $header = []): self
+    {
+        $this->checkB64AndCriticalHeader($protectedHeader);
+        $isPayloadEncoded = $this->checkIfPayloadIsEncoded($protectedHeader);
+        if ($this->isPayloadEncoded === null) {
+            $this->isPayloadEncoded = $isPayloadEncoded;
+        } elseif ($this->isPayloadEncoded !== $isPayloadEncoded) {
+            throw new InvalidArgumentException('Foreign payload encoding detected.');
+        }
+        $this->checkDuplicatedHeaderParameters($protectedHeader, $header);
+        KeyChecker::checkKeyUsage($signatureKey, 'signature');
+        $algorithm = $this->findSignatureAlgorithm($signatureKey, $protectedHeader, $header);
+        KeyChecker::checkKeyAlgorithm($signatureKey, $algorithm->name());
+        $clone = clone $this;
+        $clone->signatures[] = [
+            'signature_algorithm' => $algorithm,
+            'signature_key' => $signatureKey,
+            'protected_header' => $protectedHeader,
+            'header' => $header,
+        ];
+
+        return $clone;
+    }
+
+    /**
+     * Computes all signatures and return the expected JWS object.
+     */
+    public function build(): JWS
+    {
+        if ($this->payload === null) {
+            throw new RuntimeException('The payload is not set.');
+        }
+        if (count($this->signatures) === 0) {
+            throw new RuntimeException('At least one signature must be set.');
+        }
+
+        $encodedPayload = $this->isPayloadEncoded === false ? $this->payload : Base64UrlSafe::encodeUnpadded(
+            $this->payload
+        );
+        $jws = new JWS($this->payload, $encodedPayload, $this->isPayloadDetached);
+        foreach ($this->signatures as $signature) {
+            /** @var MacAlgorithm|SignatureAlgorithm $algorithm */
+            $algorithm = $signature['signature_algorithm'];
+            /** @var JWK $signatureKey */
+            $signatureKey = $signature['signature_key'];
+            /** @var array<string, mixed> $protectedHeader */
+            $protectedHeader = $signature['protected_header'];
+            /** @var array<string, mixed> $header */
+            $header = $signature['header'];
+            $encodedProtectedHeader = count($protectedHeader) === 0 ? null : Base64UrlSafe::encodeUnpadded(
+                JsonConverter::encode($protectedHeader)
+            );
+            $input = sprintf('%s.%s', $encodedProtectedHeader, $encodedPayload);
+            if ($algorithm instanceof SignatureAlgorithm) {
+                $s = $algorithm->sign($signatureKey, $input);
+            } else {
+                $s = $algorithm->hash($signatureKey, $input);
+            }
+            $jws = $jws->addSignature($s, $protectedHeader, $encodedProtectedHeader, $header);
+        }
+
+        return $jws;
+    }
+
+    /**
+     * @param array<string, mixed> $protectedHeader
+     */
+    private function checkIfPayloadIsEncoded(array $protectedHeader): bool
+    {
+        return ! array_key_exists('b64', $protectedHeader) || $protectedHeader['b64'] === true;
+    }
+
+    /**
+     * @param array<string, mixed> $protectedHeader
+     */
+    private function checkB64AndCriticalHeader(array $protectedHeader): void
+    {
+        if (! array_key_exists('b64', $protectedHeader)) {
+            return;
+        }
+        if (! array_key_exists('crit', $protectedHeader)) {
+            throw new LogicException(
+                'The protected header parameter "crit" is mandatory when protected header parameter "b64" is set.'
+            );
+        }
+        if (! is_array($protectedHeader['crit'])) {
+            throw new LogicException('The protected header parameter "crit" must be an array.');
+        }
+        if (! in_array('b64', $protectedHeader['crit'], true)) {
+            throw new LogicException(
+                'The protected header parameter "crit" must contain "b64" when protected header parameter "b64" is set.'
+            );
+        }
+    }
+
+    /**
+     * @param array{alg?: string, string?: mixed} $protectedHeader
+     * @param array{alg?: string, string?: mixed} $header
+     * @return MacAlgorithm|SignatureAlgorithm
+     */
+    private function findSignatureAlgorithm(JWK $key, array $protectedHeader, array $header): Algorithm
+    {
+        $completeHeader = [...$header, ...$protectedHeader];
+        if (! array_key_exists('alg', $completeHeader)) {
+            throw new InvalidArgumentException('No "alg" parameter set in the header.');
+        }
+        if ($key->has('alg') && $key->get('alg') !== $completeHeader['alg']) {
+            throw new InvalidArgumentException(sprintf(
+                'The algorithm "%s" is not allowed with this key.',
+                $completeHeader['alg']
+            ));
+        }
+
+        $algorithm = $this->signatureAlgorithmManager->get($completeHeader['alg']);
+        if (! $algorithm instanceof SignatureAlgorithm && ! $algorithm instanceof MacAlgorithm) {
+            throw new InvalidArgumentException(sprintf('The algorithm "%s" is not supported.', $completeHeader['alg']));
+        }
+
+        return $algorithm;
+    }
+
+    /**
+     * @param array<string, mixed> $header1
+     * @param array<string, mixed> $header2
+     */
+    private function checkDuplicatedHeaderParameters(array $header1, array $header2): void
+    {
+        $inter = array_intersect_key($header1, $header2);
+        if (count($inter) !== 0) {
+            throw new InvalidArgumentException(sprintf(
+                'The header contains duplicated entries: %s.',
+                implode(', ', array_keys($inter))
+            ));
+        }
+    }
+}

libraries/vendor/web-token/jwt-signature/JWSBuilderFactory.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use Jose\Component\Core\AlgorithmManagerFactory;
+
+class JWSBuilderFactory
+{
+    public function __construct(
+        private readonly AlgorithmManagerFactory $signatureAlgorithmManagerFactory
+    ) {
+    }
+
+    /**
+     * This method creates a JWSBuilder using the given algorithm aliases.
+     *
+     * @param string[] $algorithms
+     */
+    public function create(array $algorithms): JWSBuilder
+    {
+        $algorithmManager = $this->signatureAlgorithmManagerFactory->create($algorithms);
+
+        return new JWSBuilder($algorithmManager);
+    }
+}

libraries/vendor/web-token/jwt-signature/JWSLoader.php

@@ -0,0 +1,97 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use Exception;
+use Jose\Component\Checker\HeaderCheckerManager;
+use Jose\Component\Core\JWK;
+use Jose\Component\Core\JWKSet;
+use Jose\Component\Signature\Serializer\JWSSerializerManager;
+use Throwable;
+
+class JWSLoader
+{
+    public function __construct(
+        private readonly JWSSerializerManager $serializerManager,
+        private readonly JWSVerifier $jwsVerifier,
+        private readonly ?HeaderCheckerManager $headerCheckerManager
+    ) {
+    }
+
+    /**
+     * Returns the JWSVerifier associated to the JWSLoader.
+     */
+    public function getJwsVerifier(): JWSVerifier
+    {
+        return $this->jwsVerifier;
+    }
+
+    /**
+     * Returns the Header Checker Manager associated to the JWSLoader.
+     */
+    public function getHeaderCheckerManager(): ?HeaderCheckerManager
+    {
+        return $this->headerCheckerManager;
+    }
+
+    /**
+     * Returns the JWSSerializer associated to the JWSLoader.
+     */
+    public function getSerializerManager(): JWSSerializerManager
+    {
+        return $this->serializerManager;
+    }
+
+    /**
+     * This method will try to load and verify the token using the given key. It returns a JWS and will populate the
+     * $signature variable in case of success, otherwise an exception is thrown.
+     */
+    public function loadAndVerifyWithKey(string $token, JWK $key, ?int &$signature, ?string $payload = null): JWS
+    {
+        $keyset = new JWKSet([$key]);
+
+        return $this->loadAndVerifyWithKeySet($token, $keyset, $signature, $payload);
+    }
+
+    /**
+     * This method will try to load and verify the token using the given key set. It returns a JWS and will populate the
+     * $signature variable in case of success, otherwise an exception is thrown.
+     */
+    public function loadAndVerifyWithKeySet(
+        string $token,
+        JWKSet $keyset,
+        ?int &$signature,
+        ?string $payload = null
+    ): JWS {
+        try {
+            $jws = $this->serializerManager->unserialize($token);
+            $nbSignatures = $jws->countSignatures();
+            for ($i = 0; $i < $nbSignatures; ++$i) {
+                if ($this->processSignature($jws, $keyset, $i, $payload)) {
+                    $signature = $i;
+
+                    return $jws;
+                }
+            }
+        } catch (Throwable) {
+            // Nothing to do. Exception thrown just after
+        }
+
+        throw new Exception('Unable to load and verify the token.');
+    }
+
+    private function processSignature(JWS $jws, JWKSet $keyset, int $signature, ?string $payload): bool
+    {
+        try {
+            if ($this->headerCheckerManager !== null) {
+                $this->headerCheckerManager->check($jws, $signature);
+            }
+
+            return $this->jwsVerifier->verifyWithKeySet($jws, $keyset, $signature, $payload);
+        } catch (Throwable) {
+            return false;
+        }
+    }
+}

libraries/vendor/web-token/jwt-signature/JWSLoaderFactory.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use Jose\Component\Checker\HeaderCheckerManagerFactory;
+use Jose\Component\Signature\Serializer\JWSSerializerManagerFactory;
+
+class JWSLoaderFactory
+{
+    public function __construct(
+        private readonly JWSSerializerManagerFactory $jwsSerializerManagerFactory,
+        private readonly JWSVerifierFactory $jwsVerifierFactory,
+        private readonly ?HeaderCheckerManagerFactory $headerCheckerManagerFactory
+    ) {
+    }
+
+    /**
+     * Creates a JWSLoader using the given serializer aliases, signature algorithm aliases and (optionally) the header
+     * checker aliases.
+     */
+    /**
+     * @param array<string> $serializers
+     * @param array<string> $algorithms
+     * @param array<string> $headerCheckers
+     */
+    public function create(array $serializers, array $algorithms, array $headerCheckers = []): JWSLoader
+    {
+        $serializerManager = $this->jwsSerializerManagerFactory->create($serializers);
+        $jwsVerifier = $this->jwsVerifierFactory->create($algorithms);
+        if ($this->headerCheckerManagerFactory !== null) {
+            $headerCheckerManager = $this->headerCheckerManagerFactory->create($headerCheckers);
+        } else {
+            $headerCheckerManager = null;
+        }
+
+        return new JWSLoader($serializerManager, $jwsVerifier, $headerCheckerManager);
+    }
+}

libraries/vendor/web-token/jwt-signature/JWSTokenSupport.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use InvalidArgumentException;
+use Jose\Component\Checker\TokenTypeSupport;
+use Jose\Component\Core\JWT;
+
+final class JWSTokenSupport implements TokenTypeSupport
+{
+    public function supports(JWT $jwt): bool
+    {
+        return $jwt instanceof JWS;
+    }
+
+    /**
+     * @param array<string, mixed> $protectedHeader
+     * @param array<string, mixed> $unprotectedHeader
+     */
+    public function retrieveTokenHeaders(JWT $jwt, int $index, array &$protectedHeader, array &$unprotectedHeader): void
+    {
+        if (! $jwt instanceof JWS) {
+            return;
+        }
+
+        if ($index > $jwt->countSignatures()) {
+            throw new InvalidArgumentException('Unknown signature index.');
+        }
+        $protectedHeader = $jwt->getSignature($index)
+            ->getProtectedHeader();
+        $unprotectedHeader = $jwt->getSignature($index)
+            ->getHeader();
+    }
+}

libraries/vendor/web-token/jwt-signature/JWSVerifier.php

@@ -0,0 +1,163 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use InvalidArgumentException;
+use Jose\Component\Core\Algorithm;
+use Jose\Component\Core\AlgorithmManager;
+use Jose\Component\Core\JWK;
+use Jose\Component\Core\JWKSet;
+use Jose\Component\Core\Util\KeyChecker;
+use Jose\Component\Signature\Algorithm\MacAlgorithm;
+use Jose\Component\Signature\Algorithm\SignatureAlgorithm;
+use ParagonIE\ConstantTime\Base64UrlSafe;
+use Throwable;
+
+class JWSVerifier
+{
+    public function __construct(
+        private readonly AlgorithmManager $signatureAlgorithmManager
+    ) {
+    }
+
+    /**
+     * Returns the algorithm manager associated to the JWSVerifier.
+     */
+    public function getSignatureAlgorithmManager(): AlgorithmManager
+    {
+        return $this->signatureAlgorithmManager;
+    }
+
+    /**
+     * This method will try to verify the JWS object using the given key and for the given signature. It returns true if
+     * the signature is verified, otherwise false.
+     *
+     * @return bool true if the verification of the signature succeeded, else false
+     */
+    public function verifyWithKey(JWS $jws, JWK $jwk, int $signature, ?string $detachedPayload = null): bool
+    {
+        $jwkset = new JWKSet([$jwk]);
+
+        return $this->verifyWithKeySet($jws, $jwkset, $signature, $detachedPayload);
+    }
+
+    /**
+     * This method will try to verify the JWS object using the given key set and for the given signature. It returns
+     * true if the signature is verified, otherwise false.
+     *
+     * @param JWS $jws A JWS object
+     * @param JWKSet $jwkset The signature will be verified using keys in the key set
+     * @param JWK $jwk The key used to verify the signature in case of success
+     * @param string|null $detachedPayload If not null, the value must be the detached payload encoded in Base64 URL safe. If the input contains a payload, throws an exception.
+     *
+     * @return bool true if the verification of the signature succeeded, else false
+     */
+    public function verifyWithKeySet(
+        JWS $jws,
+        JWKSet $jwkset,
+        int $signatureIndex,
+        ?string $detachedPayload = null,
+        JWK &$jwk = null
+    ): bool {
+        if ($jwkset->count() === 0) {
+            throw new InvalidArgumentException('There is no key in the key set.');
+        }
+        if ($jws->countSignatures() === 0) {
+            throw new InvalidArgumentException('The JWS does not contain any signature.');
+        }
+        $this->checkPayload($jws, $detachedPayload);
+        $signature = $jws->getSignature($signatureIndex);
+
+        return $this->verifySignature($jws, $jwkset, $signature, $detachedPayload, $jwk);
+    }
+
+    private function verifySignature(
+        JWS $jws,
+        JWKSet $jwkset,
+        Signature $signature,
+        ?string $detachedPayload = null,
+        JWK &$successJwk = null
+    ): bool {
+        $input = $this->getInputToVerify($jws, $signature, $detachedPayload);
+        $algorithm = $this->getAlgorithm($signature);
+        foreach ($jwkset->all() as $jwk) {
+            try {
+                KeyChecker::checkKeyUsage($jwk, 'verification');
+                KeyChecker::checkKeyAlgorithm($jwk, $algorithm->name());
+                if ($algorithm->verify($jwk, $input, $signature->getSignature()) === true) {
+                    $successJwk = $jwk;
+
+                    return true;
+                }
+            } catch (Throwable) {
+                //We do nothing, we continue with other keys
+                continue;
+            }
+        }
+
+        return false;
+    }
+
+    private function getInputToVerify(JWS $jws, Signature $signature, ?string $detachedPayload): string
+    {
+        $payload = $jws->getPayload();
+        $isPayloadEmpty = $payload === null || $payload === '';
+        $encodedProtectedHeader = $signature->getEncodedProtectedHeader() ?? '';
+        $isPayloadBase64Encoded = ! $signature->hasProtectedHeaderParameter(
+            'b64'
+        ) || $signature->getProtectedHeaderParameter('b64') === true;
+        $encodedPayload = $jws->getEncodedPayload();
+
+        if ($isPayloadBase64Encoded && $encodedPayload !== null) {
+            return sprintf('%s.%s', $encodedProtectedHeader, $encodedPayload);
+        }
+
+        $callable = $isPayloadBase64Encoded === true ? static fn (?string $p): string => Base64UrlSafe::encodeUnpadded(
+            $p ?? ''
+        )
+            : static fn (?string $p): string => $p ?? '';
+
+        $payloadToUse = $callable($isPayloadEmpty ? $detachedPayload : $payload);
+
+        return sprintf('%s.%s', $encodedProtectedHeader, $payloadToUse);
+    }
+
+    private function checkPayload(JWS $jws, ?string $detachedPayload = null): void
+    {
+        $isPayloadEmpty = $this->isPayloadEmpty($jws->getPayload());
+        if ($detachedPayload !== null && ! $isPayloadEmpty) {
+            throw new InvalidArgumentException('A detached payload is set, but the JWS already has a payload.');
+        }
+        if ($isPayloadEmpty && $detachedPayload === null) {
+            throw new InvalidArgumentException('The JWS has a detached payload, but no payload is provided.');
+        }
+    }
+
+    /**
+     * @return MacAlgorithm|SignatureAlgorithm
+     */
+    private function getAlgorithm(Signature $signature): Algorithm
+    {
+        $completeHeader = [...$signature->getProtectedHeader(), ...$signature->getHeader()];
+        if (! isset($completeHeader['alg'])) {
+            throw new InvalidArgumentException('No "alg" parameter set in the header.');
+        }
+
+        $algorithm = $this->signatureAlgorithmManager->get($completeHeader['alg']);
+        if (! $algorithm instanceof SignatureAlgorithm && ! $algorithm instanceof MacAlgorithm) {
+            throw new InvalidArgumentException(sprintf(
+                'The algorithm "%s" is not supported or is not a signature or MAC algorithm.',
+                $completeHeader['alg']
+            ));
+        }
+
+        return $algorithm;
+    }
+
+    private function isPayloadEmpty(?string $payload): bool
+    {
+        return $payload === null || $payload === '';
+    }
+}

libraries/vendor/web-token/jwt-signature/JWSVerifierFactory.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use Jose\Component\Core\AlgorithmManagerFactory;
+
+class JWSVerifierFactory
+{
+    public function __construct(
+        private readonly AlgorithmManagerFactory $algorithmManagerFactory
+    ) {
+    }
+
+    /**
+     * Creates a JWSVerifier using the given signature algorithm aliases.
+     *
+     * @param string[] $algorithms
+     */
+    public function create(array $algorithms): JWSVerifier
+    {
+        $algorithmManager = $this->algorithmManagerFactory->create($algorithms);
+
+        return new JWSVerifier($algorithmManager);
+    }
+}

libraries/vendor/web-token/jwt-signature/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2014-2019 Spomky-Labs
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

libraries/vendor/web-token/jwt-signature/Serializer/CompactSerializer.php

@@ -0,0 +1,88 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Serializer;
+
+use function count;
+use InvalidArgumentException;
+use function is_array;
+use Jose\Component\Core\Util\JsonConverter;
+use Jose\Component\Signature\JWS;
+use LogicException;
+use ParagonIE\ConstantTime\Base64UrlSafe;
+use Throwable;
+
+final class CompactSerializer extends Serializer
+{
+    public const NAME = 'jws_compact';
+
+    public function displayName(): string
+    {
+        return 'JWS Compact';
+    }
+
+    public function name(): string
+    {
+        return self::NAME;
+    }
+
+    public function serialize(JWS $jws, ?int $signatureIndex = null): string
+    {
+        if ($signatureIndex === null) {
+            $signatureIndex = 0;
+        }
+        $signature = $jws->getSignature($signatureIndex);
+        if (count($signature->getHeader()) !== 0) {
+            throw new LogicException(
+                'The signature contains unprotected header parameters and cannot be converted into compact JSON.'
+            );
+        }
+        $isEmptyPayload = $jws->getEncodedPayload() === null || $jws->getEncodedPayload() === '';
+        if (! $isEmptyPayload && ! $this->isPayloadEncoded($signature->getProtectedHeader())) {
+            if (preg_match('/^[\x{20}-\x{2d}|\x{2f}-\x{7e}]*$/u', $jws->getPayload() ?? '') !== 1) {
+                throw new LogicException('Unable to convert the JWS with non-encoded payload.');
+            }
+        }
+
+        return sprintf(
+            '%s.%s.%s',
+            $signature->getEncodedProtectedHeader(),
+            $jws->getEncodedPayload(),
+            Base64UrlSafe::encodeUnpadded($signature->getSignature())
+        );
+    }
+
+    public function unserialize(string $input): JWS
+    {
+        $parts = explode('.', $input);
+        if (count($parts) !== 3) {
+            throw new InvalidArgumentException('Unsupported input');
+        }
+
+        try {
+            $encodedProtectedHeader = $parts[0];
+            $protectedHeader = JsonConverter::decode(Base64UrlSafe::decode($parts[0]));
+            if (! is_array($protectedHeader)) {
+                throw new InvalidArgumentException('Bad protected header.');
+            }
+            $hasPayload = $parts[1] !== '';
+            if (! $hasPayload) {
+                $payload = null;
+                $encodedPayload = null;
+            } else {
+                $encodedPayload = $parts[1];
+                $payload = $this->isPayloadEncoded($protectedHeader) ? Base64UrlSafe::decode(
+                    $encodedPayload
+                ) : $encodedPayload;
+            }
+            $signature = Base64UrlSafe::decode($parts[2]);
+
+            $jws = new JWS($payload, $encodedPayload, ! $hasPayload);
+
+            return $jws->addSignature($signature, $protectedHeader, $encodedProtectedHeader);
+        } catch (Throwable $throwable) {
+            throw new InvalidArgumentException('Unsupported input', $throwable->getCode(), $throwable);
+        }
+    }
+}

libraries/vendor/web-token/jwt-signature/Serializer/JSONFlattenedSerializer.php

@@ -0,0 +1,97 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Serializer;
+
+use function count;
+use InvalidArgumentException;
+use function is_array;
+use Jose\Component\Core\Util\JsonConverter;
+use Jose\Component\Signature\JWS;
+use ParagonIE\ConstantTime\Base64UrlSafe;
+
+final class JSONFlattenedSerializer extends Serializer
+{
+    public const NAME = 'jws_json_flattened';
+
+    public function displayName(): string
+    {
+        return 'JWS JSON Flattened';
+    }
+
+    public function name(): string
+    {
+        return self::NAME;
+    }
+
+    public function serialize(JWS $jws, ?int $signatureIndex = null): string
+    {
+        if ($signatureIndex === null) {
+            $signatureIndex = 0;
+        }
+        $signature = $jws->getSignature($signatureIndex);
+
+        $data = [];
+        $encodedPayload = $jws->getEncodedPayload();
+        if ($encodedPayload !== null && $encodedPayload !== '') {
+            $data['payload'] = $encodedPayload;
+        }
+        $encodedProtectedHeader = $signature->getEncodedProtectedHeader();
+        if ($encodedProtectedHeader !== null && $encodedProtectedHeader !== '') {
+            $data['protected'] = $encodedProtectedHeader;
+        }
+        $header = $signature->getHeader();
+        if (count($header) !== 0) {
+            $data['header'] = $header;
+        }
+        $data['signature'] = Base64UrlSafe::encodeUnpadded($signature->getSignature());
+
+        return JsonConverter::encode($data);
+    }
+
+    public function unserialize(string $input): JWS
+    {
+        $data = JsonConverter::decode($input);
+        if (! is_array($data)) {
+            throw new InvalidArgumentException('Unsupported input.');
+        }
+        if (! isset($data['signature'])) {
+            throw new InvalidArgumentException('Unsupported input.');
+        }
+        $signature = Base64UrlSafe::decode($data['signature']);
+
+        if (isset($data['protected'])) {
+            $encodedProtectedHeader = $data['protected'];
+            $protectedHeader = JsonConverter::decode(Base64UrlSafe::decode($data['protected']));
+            if (! is_array($protectedHeader)) {
+                throw new InvalidArgumentException('Bad protected header.');
+            }
+        } else {
+            $encodedProtectedHeader = null;
+            $protectedHeader = [];
+        }
+        if (isset($data['header'])) {
+            if (! is_array($data['header'])) {
+                throw new InvalidArgumentException('Bad header.');
+            }
+            $header = $data['header'];
+        } else {
+            $header = [];
+        }
+
+        if (isset($data['payload'])) {
+            $encodedPayload = $data['payload'];
+            $payload = $this->isPayloadEncoded($protectedHeader) ? Base64UrlSafe::decode(
+                $encodedPayload
+            ) : $encodedPayload;
+        } else {
+            $payload = null;
+            $encodedPayload = null;
+        }
+
+        $jws = new JWS($payload, $encodedPayload, $encodedPayload === null);
+
+        return $jws->addSignature($signature, $protectedHeader, $encodedProtectedHeader, $header);
+    }
+}

libraries/vendor/web-token/jwt-signature/Serializer/JSONGeneralSerializer.php

@@ -0,0 +1,160 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Serializer;
+
+use function array_key_exists;
+use function count;
+use InvalidArgumentException;
+use function is_array;
+use function is_string;
+use Jose\Component\Core\Util\JsonConverter;
+use Jose\Component\Signature\JWS;
+use LogicException;
+use ParagonIE\ConstantTime\Base64UrlSafe;
+
+final class JSONGeneralSerializer extends Serializer
+{
+    public const NAME = 'jws_json_general';
+
+    public function displayName(): string
+    {
+        return 'JWS JSON General';
+    }
+
+    public function name(): string
+    {
+        return self::NAME;
+    }
+
+    public function serialize(JWS $jws, ?int $signatureIndex = null): string
+    {
+        if ($jws->countSignatures() === 0) {
+            throw new LogicException('No signature.');
+        }
+
+        $data = [];
+        $this->checkPayloadEncoding($jws);
+
+        if ($jws->isPayloadDetached() === false) {
+            $data['payload'] = $jws->getEncodedPayload();
+        }
+
+        $data['signatures'] = [];
+        foreach ($jws->getSignatures() as $signature) {
+            $tmp = [
+                'signature' => Base64UrlSafe::encodeUnpadded($signature->getSignature()),
+            ];
+            $values = [
+                'protected' => $signature->getEncodedProtectedHeader(),
+                'header' => $signature->getHeader(),
+            ];
+
+            foreach ($values as $key => $value) {
+                if ((is_string($value) && $value !== '') || (is_array($value) && count($value) !== 0)) {
+                    $tmp[$key] = $value;
+                }
+            }
+            $data['signatures'][] = $tmp;
+        }
+
+        return JsonConverter::encode($data);
+    }
+
+    public function unserialize(string $input): JWS
+    {
+        $data = JsonConverter::decode($input);
+        if (! is_array($data)) {
+            throw new InvalidArgumentException('Unsupported input.');
+        }
+        if (! isset($data['signatures'])) {
+            throw new InvalidArgumentException('Unsupported input.');
+        }
+
+        $isPayloadEncoded = null;
+        $rawPayload = $data['payload'] ?? null;
+        $signatures = [];
+        foreach ($data['signatures'] as $signature) {
+            if (! isset($signature['signature'])) {
+                throw new InvalidArgumentException('Unsupported input.');
+            }
+            [$encodedProtectedHeader, $protectedHeader, $header] = $this->processHeaders($signature);
+            $signatures[] = [
+                'signature' => Base64UrlSafe::decode($signature['signature']),
+                'protected' => $protectedHeader,
+                'encoded_protected' => $encodedProtectedHeader,
+                'header' => $header,
+            ];
+            $isPayloadEncoded = $this->processIsPayloadEncoded($isPayloadEncoded, $protectedHeader);
+        }
+
+        $payload = $this->processPayload($rawPayload, $isPayloadEncoded);
+        $jws = new JWS($payload, $rawPayload);
+        foreach ($signatures as $signature) {
+            $jws = $jws->addSignature(
+                $signature['signature'],
+                $signature['protected'],
+                $signature['encoded_protected'],
+                $signature['header']
+            );
+        }
+
+        return $jws;
+    }
+
+    /**
+     * @param array<string, mixed> $protectedHeader
+     */
+    private function processIsPayloadEncoded(?bool $isPayloadEncoded, array $protectedHeader): bool
+    {
+        if ($isPayloadEncoded === null) {
+            return $this->isPayloadEncoded($protectedHeader);
+        }
+        if ($this->isPayloadEncoded($protectedHeader) !== $isPayloadEncoded) {
+            throw new InvalidArgumentException('Foreign payload encoding detected.');
+        }
+
+        return $isPayloadEncoded;
+    }
+
+    /**
+     * @param array{protected?: string, header?: array<string, mixed>} $signature
+     * @return array<mixed>
+     */
+    private function processHeaders(array $signature): array
+    {
+        $encodedProtectedHeader = $signature['protected'] ?? null;
+        $protectedHeader = $encodedProtectedHeader === null ? [] : JsonConverter::decode(
+            Base64UrlSafe::decode($encodedProtectedHeader)
+        );
+        $header = array_key_exists('header', $signature) ? $signature['header'] : [];
+
+        return [$encodedProtectedHeader, $protectedHeader, $header];
+    }
+
+    private function processPayload(?string $rawPayload, ?bool $isPayloadEncoded): ?string
+    {
+        if ($rawPayload === null) {
+            return null;
+        }
+
+        return $isPayloadEncoded === false ? $rawPayload : Base64UrlSafe::decode($rawPayload);
+    }
+
+    private function checkPayloadEncoding(JWS $jws): void
+    {
+        if ($jws->isPayloadDetached()) {
+            return;
+        }
+        $is_encoded = null;
+        foreach ($jws->getSignatures() as $signature) {
+            if ($is_encoded === null) {
+                $is_encoded = $this->isPayloadEncoded($signature->getProtectedHeader());
+            }
+            if ($is_encoded !== $this->isPayloadEncoded($signature->getProtectedHeader())) {
+                throw new LogicException('Foreign payload encoding detected.');
+            }
+        }
+    }
+}

libraries/vendor/web-token/jwt-signature/Serializer/JWSSerializer.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Serializer;
+
+use Jose\Component\Signature\JWS;
+
+interface JWSSerializer
+{
+    /**
+     * The name of the serialization.
+     */
+    public function name(): string;
+
+    public function displayName(): string;
+
+    /**
+     * Converts a JWS into a string.
+     */
+    public function serialize(JWS $jws, ?int $signatureIndex = null): string;
+
+    /**
+     * Loads data and return a JWS object.
+     *
+     * @param string $input A string that represents a JWS
+     */
+    public function unserialize(string $input): JWS;
+}

libraries/vendor/web-token/jwt-signature/Serializer/JWSSerializerManager.php

@@ -0,0 +1,73 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Serializer;
+
+use InvalidArgumentException;
+use Jose\Component\Signature\JWS;
+
+class JWSSerializerManager
+{
+    /**
+     * @var JWSSerializer[]
+     */
+    private array $serializers = [];
+
+    /**
+     * @param JWSSerializer[] $serializers
+     */
+    public function __construct(array $serializers)
+    {
+        foreach ($serializers as $serializer) {
+            $this->add($serializer);
+        }
+    }
+
+    /**
+     * @return string[]
+     */
+    public function list(): array
+    {
+        return array_keys($this->serializers);
+    }
+
+    /**
+     * Converts a JWS into a string.
+     */
+    public function serialize(string $name, JWS $jws, ?int $signatureIndex = null): string
+    {
+        if (! isset($this->serializers[$name])) {
+            throw new InvalidArgumentException(sprintf('Unsupported serializer "%s".', $name));
+        }
+
+        return $this->serializers[$name]->serialize($jws, $signatureIndex);
+    }
+
+    /**
+     * Loads data and return a JWS object.
+     *
+     * @param string $input A string that represents a JWS
+     * @param string|null $name the name of the serializer if the input is unserialized
+     */
+    public function unserialize(string $input, ?string &$name = null): JWS
+    {
+        foreach ($this->serializers as $serializer) {
+            try {
+                $jws = $serializer->unserialize($input);
+                $name = $serializer->name();
+
+                return $jws;
+            } catch (InvalidArgumentException) {
+                continue;
+            }
+        }
+
+        throw new InvalidArgumentException('Unsupported input.');
+    }
+
+    private function add(JWSSerializer $serializer): void
+    {
+        $this->serializers[$serializer->name()] = $serializer;
+    }
+}

libraries/vendor/web-token/jwt-signature/Serializer/JWSSerializerManagerFactory.php

@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Serializer;
+
+use InvalidArgumentException;
+
+class JWSSerializerManagerFactory
+{
+    /**
+     * @var JWSSerializer[]
+     */
+    private array $serializers = [];
+
+    /**
+     * @param string[] $names
+     */
+    public function create(array $names): JWSSerializerManager
+    {
+        $serializers = [];
+        foreach ($names as $name) {
+            if (! isset($this->serializers[$name])) {
+                throw new InvalidArgumentException(sprintf('Unsupported serializer "%s".', $name));
+            }
+            $serializers[] = $this->serializers[$name];
+        }
+
+        return new JWSSerializerManager($serializers);
+    }
+
+    /**
+     * @return string[]
+     */
+    public function names(): array
+    {
+        return array_keys($this->serializers);
+    }
+
+    /**
+     * @return JWSSerializer[]
+     */
+    public function all(): array
+    {
+        return $this->serializers;
+    }
+
+    public function add(JWSSerializer $serializer): void
+    {
+        $this->serializers[$serializer->name()] = $serializer;
+    }
+}

libraries/vendor/web-token/jwt-signature/Serializer/Serializer.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature\Serializer;
+
+use function array_key_exists;
+
+abstract class Serializer implements JWSSerializer
+{
+    /**
+     * @param array<string, mixed> $protectedHeader
+     */
+    protected function isPayloadEncoded(array $protectedHeader): bool
+    {
+        return ! array_key_exists('b64', $protectedHeader) || $protectedHeader['b64'] === true;
+    }
+}

libraries/vendor/web-token/jwt-signature/Signature.php

@@ -0,0 +1,120 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Signature;
+
+use function array_key_exists;
+use InvalidArgumentException;
+
+class Signature
+{
+    private readonly ?string $encodedProtectedHeader;
+
+    /**
+     * @var array<string, mixed>
+     */
+    private readonly array $protectedHeader;
+
+    /**
+     * @param array{alg?: string, string?: mixed} $protectedHeader
+     * @param array{alg?: string, string?: mixed} $header
+     */
+    public function __construct(
+        private readonly string $signature,
+        array $protectedHeader,
+        ?string $encodedProtectedHeader,
+        private readonly array $header
+    ) {
+        $this->protectedHeader = $encodedProtectedHeader === null ? [] : $protectedHeader;
+        $this->encodedProtectedHeader = $encodedProtectedHeader;
+    }
+
+    /**
+     * The protected header associated with the signature.
+     *
+     * @return array<string, mixed>
+     */
+    public function getProtectedHeader(): array
+    {
+        return $this->protectedHeader;
+    }
+
+    /**
+     * The unprotected header associated with the signature.
+     *
+     * @return array<string, mixed>
+     */
+    public function getHeader(): array
+    {
+        return $this->header;
+    }
+
+    /**
+     * The protected header associated with the signature.
+     */
+    public function getEncodedProtectedHeader(): ?string
+    {
+        return $this->encodedProtectedHeader;
+    }
+
+    /**
+     * Returns the value of the protected header of the specified key.
+     *
+     * @param string $key The key
+     *
+     * @return mixed|null Header value
+     */
+    public function getProtectedHeaderParameter(string $key)
+    {
+        if ($this->hasProtectedHeaderParameter($key)) {
+            return $this->getProtectedHeader()[$key];
+        }
+
+        throw new InvalidArgumentException(sprintf('The protected header "%s" does not exist', $key));
+    }
+
+    /**
+     * Returns true if the protected header has the given parameter.
+     *
+     * @param string $key The key
+     */
+    public function hasProtectedHeaderParameter(string $key): bool
+    {
+        return array_key_exists($key, $this->getProtectedHeader());
+    }
+
+    /**
+     * Returns the value of the unprotected header of the specified key.
+     *
+     * @param string $key The key
+     *
+     * @return mixed|null Header value
+     */
+    public function getHeaderParameter(string $key)
+    {
+        if (array_key_exists($key, $this->header)) {
+            return $this->header[$key];
+        }
+
+        throw new InvalidArgumentException(sprintf('The header "%s" does not exist', $key));
+    }
+
+    /**
+     * Returns true if the unprotected header has the given parameter.
+     *
+     * @param string $key The key
+     */
+    public function hasHeaderParameter(string $key): bool
+    {
+        return array_key_exists($key, $this->header);
+    }
+
+    /**
+     * Returns the value of the signature.
+     */
+    public function getSignature(): string
+    {
+        return $this->signature;
+    }
+}