jwt.php

<?php

require_once './vendor/autoload.php';

//
// Create a token, configuring it with any headers and payload you need
//
$token = new Emarref\Jwt\Token();
$token->addClaim(new \Emarref\Jwt\Claim\Audience('http://www.google.com/'));
$token->addClaim(new \Emarref\Jwt\Claim\Subject('Me\You'));
$token->addClaim(new \Emarref\Jwt\Claim\PrivateClaim('my_claim', 'my_value'));

//
// Configure the encryption for the JWT instance
//
$algorithm = new Emarref\Jwt\Algorithm\Rs256();
$encryption = Emarref\Jwt\Encryption\Factory::create($algorithm);
// Read in the contents of the PRIVATE key for use in encryption
$privateKey = file_get_contents('./private.key');
$publicKey = file_get_contents('./public.crt');
// Configure the encryption with the private key
$encryption->setPrivateKey($privateKey);
$encryption->setPublicKey($publicKey);

// Set up the JWT instance
$jwt = new \Emarref\Jwt\Jwt();

//
// Serializing the token will encrypt its contents
//
$serializedToken = $jwt->serialize($token, $encryption);

// $serializedToken contains the encrypted token as a string.

echo $serializedToken;


// ---------- //


$deserializedToken = $jwt->deserialize($serializedToken);

print_r($deserializedToken);


// ---------- //

$context = new Emarref\Jwt\Verification\Context($encryption);
$context->setAudience('http://www.google.com/');
$context->setSubject('Me\You');

try {
    var_dump($jwt->verify($token, $context));
} catch (Emarref\Jwt\Exception\VerificationException $e) {
    echo $e->getMessage();
}