Files
2026-02-18 20:17:19 -06:00

68 lines
1.6 KiB
PHP

<?php
declare(strict_types=1);
namespace Jose\Component\Checker;
use Override;
use function in_array;
use function is_array;
use function is_string;
/**
* Represents a class that checks the audience claim and header in a JWT token.
*/
final readonly class AudienceChecker implements ClaimChecker, HeaderChecker
{
private const CLAIM_NAME = 'aud';
public function __construct(
private string $audience,
private bool $protectedHeader = false
) {
}
#[Override]
public function checkClaim(mixed $value): void
{
$this->checkValue($value, InvalidClaimException::class);
}
#[Override]
public function checkHeader(mixed $value): void
{
$this->checkValue($value, InvalidHeaderException::class);
}
#[Override]
public function supportedClaim(): string
{
return self::CLAIM_NAME;
}
#[Override]
public function supportedHeader(): string
{
return self::CLAIM_NAME;
}
#[Override]
public function protectedHeaderOnly(): bool
{
return $this->protectedHeader;
}
private function checkValue(mixed $value, string $class): void
{
if (is_string($value) && $value !== $this->audience) {
throw new $class('Bad audience.', self::CLAIM_NAME, $value);
}
if (is_array($value) && ! in_array($this->audience, $value, true)) {
throw new $class('Bad audience.', self::CLAIM_NAME, $value);
}
if (! is_array($value) && ! is_string($value)) {
throw new $class('Bad audience.', self::CLAIM_NAME, $value);
}
}
}