Current File : /home/tradevaly/ladybagcollection.com/project/vendor/tymon/jwt-auth/src/Providers/JWT/Lcobucci.php |
<?php
/*
* This file is part of jwt-auth.
*
* (c) Sean Tymon <tymon148@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Tymon\JWTAuth\Providers\JWT;
use Exception;
use Illuminate\Support\Collection;
use Lcobucci\JWT\Builder;
use Lcobucci\JWT\Parser;
use Lcobucci\JWT\Signer\Ecdsa;
use Lcobucci\JWT\Signer\Ecdsa\Sha256 as ES256;
use Lcobucci\JWT\Signer\Ecdsa\Sha384 as ES384;
use Lcobucci\JWT\Signer\Ecdsa\Sha512 as ES512;
use Lcobucci\JWT\Signer\Hmac\Sha256 as HS256;
use Lcobucci\JWT\Signer\Hmac\Sha384 as HS384;
use Lcobucci\JWT\Signer\Hmac\Sha512 as HS512;
use Lcobucci\JWT\Signer\Keychain;
use Lcobucci\JWT\Signer\Rsa;
use Lcobucci\JWT\Signer\Rsa\Sha256 as RS256;
use Lcobucci\JWT\Signer\Rsa\Sha384 as RS384;
use Lcobucci\JWT\Signer\Rsa\Sha512 as RS512;
use ReflectionClass;
use Tymon\JWTAuth\Contracts\Providers\JWT;
use Tymon\JWTAuth\Exceptions\JWTException;
use Tymon\JWTAuth\Exceptions\TokenInvalidException;
class Lcobucci extends Provider implements JWT
{
/**
* The Builder instance.
*
* @var \Lcobucci\JWT\Builder
*/
protected $builder;
/**
* The Parser instance.
*
* @var \Lcobucci\JWT\Parser
*/
protected $parser;
/**
* Create the Lcobucci provider.
*
* @param \Lcobucci\JWT\Builder $builder
* @param \Lcobucci\JWT\Parser $parser
* @param string $secret
* @param string $algo
* @param array $keys
*
* @return void
*/
public function __construct(
Builder $builder,
Parser $parser,
$secret,
$algo,
array $keys
) {
parent::__construct($secret, $algo, $keys);
$this->builder = $builder;
$this->parser = $parser;
$this->signer = $this->getSigner();
}
/**
* Signers that this provider supports.
*
* @var array
*/
protected $signers = [
'HS256' => HS256::class,
'HS384' => HS384::class,
'HS512' => HS512::class,
'RS256' => RS256::class,
'RS384' => RS384::class,
'RS512' => RS512::class,
'ES256' => ES256::class,
'ES384' => ES384::class,
'ES512' => ES512::class,
];
/**
* Create a JSON Web Token.
*
* @param array $payload
*
* @throws \Tymon\JWTAuth\Exceptions\JWTException
*
* @return string
*/
public function encode(array $payload)
{
// Remove the signature on the builder instance first.
$this->builder->unsign();
try {
foreach ($payload as $key => $value) {
$this->builder->set($key, $value);
}
$this->builder->sign($this->signer, $this->getSigningKey());
} catch (Exception $e) {
throw new JWTException('Could not create token: '.$e->getMessage(), $e->getCode(), $e);
}
return (string) $this->builder->getToken();
}
/**
* Decode a JSON Web Token.
*
* @param string $token
*
* @throws \Tymon\JWTAuth\Exceptions\JWTException
*
* @return array
*/
public function decode($token)
{
try {
$jwt = $this->parser->parse($token);
} catch (Exception $e) {
throw new TokenInvalidException('Could not decode token: '.$e->getMessage(), $e->getCode(), $e);
}
if (! $jwt->verify($this->signer, $this->getVerificationKey())) {
throw new TokenInvalidException('Token Signature could not be verified.');
}
return (new Collection($jwt->getClaims()))->map(function ($claim) {
return is_object($claim) ? $claim->getValue() : $claim;
})->toArray();
}
/**
* Get the signer instance.
*
* @throws \Tymon\JWTAuth\Exceptions\JWTException
*
* @return \Lcobucci\JWT\Signer
*/
protected function getSigner()
{
if (! array_key_exists($this->algo, $this->signers)) {
throw new JWTException('The given algorithm could not be found');
}
return new $this->signers[$this->algo];
}
/**
* {@inheritdoc}
*/
protected function isAsymmetric()
{
$reflect = new ReflectionClass($this->signer);
return $reflect->isSubclassOf(Rsa::class) || $reflect->isSubclassOf(Ecdsa::class);
}
/**
* {@inheritdoc}
*/
protected function getSigningKey()
{
return $this->isAsymmetric() ?
(new Keychain())->getPrivateKey($this->getPrivateKey(), $this->getPassphrase()) :
$this->getSecret();
}
/**
* {@inheritdoc}
*/
protected function getVerificationKey()
{
return $this->isAsymmetric() ?
(new Keychain())->getPublicKey($this->getPublicKey()) :
$this->getSecret();
}
}