PHP code example of remessage / json-web-token

1. Go to this page and download the library: Download remessage/json-web-token library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

remessage / json-web-token example snippets




use RM\Standard\Jwt\Algorithm\Signature\HMAC\HS3256;
use RM\Standard\Jwt\Property\Header\Algorithm;
use RM\Standard\Jwt\Signature\SignatureToken;

$algorithm = new HS3256();
$token = new SignatureToken([Algorithm::fromAlgorithm($algorithm)]);




use RM\Standard\Jwt\Algorithm\Signature\HMAC\HS3256;
use RM\Standard\Jwt\Signature\SignatureToken;

$token = SignatureToken::createWithAlgorithm(new HS3256());




use RM\Standard\Jwt\Serializer\SignatureCompactSerializer;
use RM\Standard\Jwt\Signature\SignatureToken;

// serialized token
// {"alg": "HS256","typ": "JWT"} . {"sub": "1234567890","name": "John Doe","iat": 1516239022} . signature
$rawToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c';

$serializer = new SignatureCompactSerializer();

// result is a SignatureToken object
// serializer DO NOT validate token
$token = $serializer->deserialize($rawToken);

// will return true
var_dump($rawToken === $token->toString($serializer));




use Laminas\Math\Rand;
use ParagonIE\ConstantTime\Base64UrlSafe;
use RM\Standard\Jwt\Algorithm\Signature\HMAC\HS3256;
use RM\Standard\Jwt\Key\Key;
use RM\Standard\Jwt\Key\Parameter\Type;
use RM\Standard\Jwt\Key\Parameter\Value;
use RM\Standard\Jwt\Signature\SignatureToken;
use RM\Standard\Jwt\Signature\Signer;

// some algorithm
$algorithm = new HS3256();
$token = SignatureToken::createWithAlgorithm($algorithm);

// generate random octet key for example
$value = Base64UrlSafe::encode(Rand::getBytes(64));
$key = new Key(
    [
        new Type(Type::OCTET),
        new Value($value),
    ]
);

$signer = new Signer();
// method returns new token object with signature
$signedToken = $signer->sign($token, $algorithm, $key);

// will return something like this:
// eyJhbGciOiJIUzMyNTYiLCJ0eXAiOiJKV1QifQ.W10.KDa2nZVCuX1LldcMJZz2wp_QifjN7sNHCFLtGDAWF9s
echo $signedToken;