91 lines
2.7 KiB
PHP

<?php
namespace Lexik\Bundle\JWTAuthenticationBundle\Services\KeyLoader;
/**
* Abstract class for key loaders.
*
* @author Robin Chalas <robin.chalas@gmail.com>
*
* @internal
*/
abstract class AbstractKeyLoader implements KeyLoaderInterface
{
private ?string $signingKey;
private ?string $publicKey;
private ?string $passphrase;
private array $additionalPublicKeys;
public function __construct(?string $signingKey = null, ?string $publicKey = null, ?string $passphrase = null, array $additionalPublicKeys = [])
{
$this->signingKey = $signingKey;
$this->publicKey = $publicKey;
$this->passphrase = $passphrase;
$this->additionalPublicKeys = $additionalPublicKeys;
}
/**
* {@inheritdoc}
*/
public function getPassphrase(): ?string
{
return $this->passphrase;
}
public function getSigningKey(): ?string
{
return $this->signingKey && is_file($this->signingKey) ? $this->readKey(self::TYPE_PRIVATE) : $this->signingKey;
}
public function getPublicKey(): ?string
{
return $this->publicKey && is_file($this->publicKey) ? $this->readKey(self::TYPE_PUBLIC) : $this->publicKey;
}
public function getAdditionalPublicKeys(): array
{
$contents = [];
foreach ($this->additionalPublicKeys as $key) {
if (!$key || !is_file($key) || !is_readable($key)) {
throw new \RuntimeException(sprintf('Additional public key "%s" does not exist or is not readable. Did you correctly set the "lexik_jwt_authentication.additional_public_keys" configuration key?', $key));
}
$rawKey = @file_get_contents($key);
if (false === $rawKey) {
// Try invalidating the realpath cache
clearstatcache(true, $key);
$rawKey = file_get_contents($key);
}
$contents[] = $rawKey;
}
return $contents;
}
private function readKey($type): ?string
{
$isPublic = self::TYPE_PUBLIC === $type;
$key = $isPublic ? $this->publicKey : $this->signingKey;
if (!$key || !is_file($key) || !is_readable($key)) {
if ($isPublic) {
return null;
}
throw new \RuntimeException(sprintf('Signature key "%s" does not exist or is not readable. Did you correctly set the "lexik_jwt_authentication.signature_key" configuration key?', $key));
}
$rawKey = @file_get_contents($key);
if (false === $rawKey) {
// Try invalidating the realpath cache
clearstatcache(true, $key);
$rawKey = file_get_contents($key);
}
return $rawKey;
}
}