save.useful.php

<?php
namespace Illuminate\Http\Concerns;
// InteractsWithInput

    /**
     * Get the user for the incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return mixed
     */
    public function user(Request $request)
    {
        if ($request->bearerToken()) {
            return $this->authenticateViaBearerToken($request);
        } elseif ($request->cookie(Passport::cookie())) {
            return $this->authenticateViaCookie($request);
        }
    }