exchange-2.0/app/Http/Middleware/ValidateToken.php

<?php

namespace App\Http\Middleware;

use App\Classes\Exceptions\AccessUnauthorisedException;
use App\Classes\ValueObjects\Constants\HttpStatus;
use App\Classes\ValueObjects\Response\ApiResponseObject;
use Closure;
use Exception;
use Tymon\JWTAuth\JWT;

class ValidateToken
{
    /** @var JWT */
    private $manager;

    /**
     * ValidateToken constructor.
     * @param JWT $manager
     */
    public function __construct(JWT $manager)
    {
        $this->manager = $manager;
    }


    /**
     * Checks if jwt token is valid.
     *
     * @param  \Illuminate\Http\Request $request
     * @param  \Closure $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        try {

            if(!$this->manager->check()){ throw new AccessUnauthorisedException(); }

        } catch (Exception $exception) {

            return (new ApiResponseObject('Authentication', 'To keep your account secure we need to re-validate your account', HttpStatus::ACCESS_UNAUTHORISED))->handler();

        }

        return $next($request);
    }
}