вход через вк

Ребя помогите, в чем проблема

<?php


namespace App\Http\Controllers;

use Auth;
use App\User;

use Illuminate\Http\Request;

class LoginController extends Controller
{
public function vklogin(Request $r)
{
$client_id = '';
$client_secret = '';
$redirect_uri = '';

if (!is_null($r->code)) {

$obj = json_decode($this->curl('https://oauth.vk.com/access_token?client_id=6484930'; . $client_id . '&client_secret=NuSXIl978AJiTa8ygjGA' . $client_secret . '&redirect_uri=185.87.199.119' . $redirect_uri . '/login&code=' . $r->code));

if (isset($obj->access_token)) {

$info = json_decode($this->curl('https://api.vk.com/method/users.get?user_ids&fields=photo_200&access_token='; . $obj->access_token . '&v=V'), true);


$user = User::where('login2', $info['response'][0]['uid'])->first();
if($user == NULL) {
if(array_key_exists('photo_200', $info['response'][0])){
$photo = $info['response'][0]['photo_200'];
}else{
$photo = 'http://vk.com/images/camera_200.png';;
}
$user = User::create([
'username' => $info['response'][0]['last_name'] . ' ' . $info['response'][0]['first_name'],
'avatar' => $photo,
'login' => 'id'.$info['response'][0]['uid'],
'login2' => $info['response'][0]['uid'],
'ref_code' => $this->generate()
]);
} else {
if(array_key_exists('photo_200', $info['response'][0])){
$photo = $info['response'][0]['photo_200'];
}else{
$photo = 'http://vk.com/images/camera_200.png';;
}
$user->username = $info['response'][0]['last_name'] . ' ' . $info['response'][0]['first_name'];
$user->avatar = $photo;
$user->login = 'id'.$info['response'][0]['uid'];
$user->login2 = $info['response'][0]['uid'];
$user->save();
}

Auth::login($user, true);
return redirect('/');

}

} else {
return redirect('https://oauth.vk.com/authorize?client_id=6484930'; . $client_id . '&display=page&redirect_uri=http://Mlbblot.info'; . $redirect_uri . '/login&scope=friends,photos,status,offline,&response_type=code&v=5.53');
}
}

public function logout()
{
Auth::logout();
return redirect('/');
}

public function curl($url)
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
$output = curl_exec($ch);
curl_close($ch);
return $output;
}

public function generate()
{
$length = 13;
$chars = 'abdefhiknrstyzABDEFGHKNQRSTYZ23456789';
$numChars = strlen($chars);
$string = '';
for ($i = 0; $i < $length; $i++) {
$string .= substr($chars, rand(1, $numChars) - 1, 1);
}
return $string;
}
}


код входа через вк, после перехода белая страница и данные в таблицу не записываются (захотелось порыться в скрипте) а зайти в учетку не могу)

 

спасибо