Viewing file:  JoseEncoder.php (1.72 KB) -rw-r--r--
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<?php
declare(strict_types=1);
namespace Lcobucci\JWT\Encoding;
use JsonException;
use Lcobucci\JWT\Decoder;
use Lcobucci\JWT\Encoder;
use function base64_decode;
use function base64_encode;
use function is_string;
use function json_decode;
use function json_encode;
use function rtrim;
use function strtr;
use const JSON_THROW_ON_ERROR;
use const JSON_UNESCAPED_SLASHES;
use const JSON_UNESCAPED_UNICODE;
/**
* A utilitarian class that encodes and decodes data according with JOSE specifications
*/
final class JoseEncoder implements Encoder, Decoder
{
private const JSON_DEFAULT_DEPTH = 512;
/** @inheritdoc */
public function jsonEncode($data): string
{
try {
return json_encode($data, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR);
} catch (JsonException $exception) {
throw CannotEncodeContent::jsonIssues($exception);
}
}
/** @inheritdoc */
public function jsonDecode(string $json)
{
try {
return json_decode($json, true, self::JSON_DEFAULT_DEPTH, JSON_THROW_ON_ERROR);
} catch (JsonException $exception) {
throw CannotDecodeContent::jsonIssues($exception);
}
}
public function base64UrlEncode(string $data): string
{
return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
}
public function base64UrlDecode(string $data): string
{
// Padding isn't added back because it isn't strictly necessary for decoding with PHP
$decodedContent = base64_decode(strtr($data, '-_', '+/'), true);
if (! is_string($decodedContent)) {
throw CannotDecodeContent::invalidBase64String();
}
return $decodedContent;
}
}
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