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<?php
namespace MadWizard\WebAuthn\Metadata\Provider;
use GlobIterator;
use MadWizard\WebAuthn\Attestation\Identifier\IdentifierInterface;
use MadWizard\WebAuthn\Attestation\TrustAnchor\MetadataInterface;
use MadWizard\WebAuthn\Exception\WebAuthnException;
use MadWizard\WebAuthn\Metadata\Source\StatementDirectorySource;
use MadWizard\WebAuthn\Metadata\Statement\MetadataStatement;
use MadWizard\WebAuthn\Server\Registration\RegistrationResultInterface;
use SplFileInfo;
final class FileProvider implements MetadataProviderInterface
{
/**
* @var StatementDirectorySource
*/
private $source;
public function __construct(StatementDirectorySource $source)
$this->source = $source;
}
public function getMetadata(IdentifierInterface $identifier, RegistrationResultInterface $registrationResult): ?MetadataInterface
$iterator = new GlobIterator($this->source->getMetadataDir() . DIRECTORY_SEPARATOR . '*.json');
* @var SplFileInfo $fileInfo
foreach ($iterator as $fileInfo) {
if (!$fileInfo->isFile()) {
continue;
$data = file_get_contents($fileInfo->getPathname());
if ($data === false) {
throw new WebAuthnException(sprintf('Cannot read file %s.', $fileInfo->getPathname()));
$statement = MetadataStatement::decodeString($data);
if ($statement->matchesIdentifier($identifier)) {
return $statement;
return null;
public function getDescription(): string
return sprintf('Metadata files directory=%s', $this->source->getMetadataDir());
madwizard-org /
webauthn-server
