RefreshTokenIfLoggedIn.php

<?php

namespace App\Http\Middleware;

use Closure;
use Tymon\JWTAuth\Exceptions\JWTException;
use Tymon\JWTAuth\JWTAuth;

class RefreshTokenIfLoggedIn
{
    /**
     * The JWT Authenticator.
     *
     * @var \Tymon\JWTAuth\JWTAuth
     */
    protected $auth;

    /**
     * Create a new RefreshTokenIfLoggedIn instance.
     *
     * @param  \Tymon\JWTAuth\JWTAuth $auth
     *
     * @return void
     */
    public function __construct(JWTAuth $auth)
    {
        $this->auth = $auth;
    }

    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request $request
     * @param  \Closure $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        $response = $next($request);

        if (! $this->auth->parser()->setRequest($request)->hasToken()) {
            return $response;
        }

        try {
            $token = $this->auth->parseToken()->refresh();
        } catch (JWTException $e) {
            return $response;
        }

        $response->headers->set('Authorization', 'Bearer '.$token);

        return $response;
    }
}