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<?php |
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namespace MadWizard\WebAuthn\Dom; |
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use MadWizard\WebAuthn\Exception\DataValidationException; |
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use MadWizard\WebAuthn\Exception\VerificationException; |
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use MadWizard\WebAuthn\Exception\WebAuthnException; |
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use MadWizard\WebAuthn\Format\ByteBuffer; |
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use MadWizard\WebAuthn\Format\DataValidator; |
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final class CollectedClientData |
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{ |
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/** |
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* @var string |
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*/ |
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private $type; |
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/** |
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* @var string |
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*/ |
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private $challenge; |
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/** |
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* @var string |
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*/ |
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private $origin; |
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/** |
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* @var TokenBinding|null |
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*/ |
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private $tokenBinding; |
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public function __construct(string $type, string $challenge, string $origin) |
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{ |
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$this->type = $type; |
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$this->challenge = $challenge; |
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$this->origin = $origin; |
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} |
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public function withTokenBinding(TokenBinding $tokenBinding): self |
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{ |
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$copy = clone $this; |
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$copy->tokenBinding = $tokenBinding; |
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return $copy; |
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} |
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public static function fromJson(array $clientDataJson): self |
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{ |
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try { |
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DataValidator::checkArray( |
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$clientDataJson, |
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[ |
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'type' => 'string', |
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'challenge' => 'string', |
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'origin' => 'string', |
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'tokenBinding' => '?array', |
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], |
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false |
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); |
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} catch (DataValidationException $e) { |
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throw new VerificationException('Missing data or unexpected type in clientDataJSON', 0, $e); |
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} |
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$clientData = new self( |
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$clientDataJson['type'], |
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$clientDataJson['challenge'], |
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$clientDataJson['origin'] |
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); |
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$tokenBindingJson = $clientDataJson['tokenBinding'] ?? null; |
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if ($tokenBindingJson !== null) { |
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$clientData = $clientData->withTokenBinding(self::parseTokenBinding($tokenBindingJson)); |
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} |
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return $clientData; |
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} |
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private static function parseTokenBinding(array $tokenBindingJson): TokenBinding |
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{ |
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try { |
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DataValidator::checkArray( |
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$tokenBindingJson, |
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[ |
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'status' => 'string', |
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'id' => '?string', |
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], |
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false |
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); |
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} catch (DataValidationException $e) { |
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throw new VerificationException('Missing data or unexpected type in tokenBinding', 0, $e); |
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} |
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try { |
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$id = null; |
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$encodedId = $tokenBindingJson['id'] ?? null; |
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if ($encodedId !== null) { |
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$id = ByteBuffer::fromBase64Url($encodedId); |
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} |
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return new TokenBinding($tokenBindingJson['status'], $id); |
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} catch (WebAuthnException $e) { |
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throw new VerificationException(sprintf('Invalid token binding: %s', $e->getMessage()), 0, $e); |
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} |
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} |
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public function getType(): string |
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{ |
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return $this->type; |
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} |
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public function getChallenge(): string |
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{ |
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return $this->challenge; |
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} |
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public function getOrigin(): string |
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{ |
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return $this->origin; |
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} |
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7 |
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public function getTokenBinding(): ?TokenBinding |
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{ |
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return $this->tokenBinding; |
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} |
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} |
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madwizard-org /
webauthn-server
