FacebookProvider for Socialite October 2020

FacebookProvider.php

<?php

/*
  Author: Gkiokan Sali
  Date: 2020-10-23
  Comment: This is a working updated Facebook Provider for the Laraval Package Socialite.
  It inherits the new changes on the User Image Endpoint and returns the new full User Image path 
  according to the new specs of fb with an access_token.
  https://developers.facebook.com/docs/facebook-login/access-tokens#clienttokens
  https://developers.facebook.com/docs/graph-api/reference/user/picture/
*/

namespace Gkiokan\Auth\Http\Controllers\Socialite;

use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Routing\Controller;

// use Gkiokan\Auth\Models\User;
use Laravel\Socialite\Two\FacebookProvider as Provider;
use Laravel\Socialite\Two\User;

use Http;
use Arr;

class FacebookProvider extends Provider
{

    protected $version = 'v8.0';

    protected $fields = ['name', 'email', 'gender', 'verified', 'link', 'picture'];


    protected function mapUserToObject(array $user)
    {
        // latest orginal
        // $avatarUrl    = $this->graphUrl.'/'.$this->version.'/'.$user['id'].'/picture';
        $avatarUrl = $this->getFacebookAvatar($user);


        return (new User)->setRaw($user)->map([
            'id' => $user['id'],
            'nickname' => null,
            'name' => $user['name'] ?? null,
            'email' => $user['email'] ?? null,
            'avatar' => $avatarUrl, // .'?type=normal&access_token=' . $access_token,
            'avatar_original' => $avatarUrl, //  .'?width=1920&accss_token=' . $access_token,
            'profileUrl' => $user['link'] ?? null,
        ]);
    }


    public function getAccessToken(){
        $res = Http::get("https://graph.facebook.com/oauth/access_token", [
            "client_id"     => config('services.facebook.client_id'),
            "client_secret" => config('services.facebook.client_secret'),
            "grant_type"    => "client_credentials",
        ]);

        $r = $res->json();

        return Arr::get($r, 'access_token', false);
    }


    public function getFacebookAvatar(array $user){
        $access_token = $this->getAccessToken();
        $path = $this->graphUrl.'/'.$this->version.'/'.$user['id'].'/picture?type=large&redirect=false&access_token=' . $access_token;
        $res  = Http::get($path);

        return Arr::get($res->json(), 'data.url', false);
    }


}