Stopped work authorization through the VC, what could be the problem?

The website drike.online
The day before yesterday stopped work authorization through VK, it gives an error: ErrorException in LoginController.php line 27:
Undefined index: response
What could be the problem, can who faced?
Code authorization:
<?php


namespace App\Http\Controllers;

use Auth;
use App\User;
use DB;
use Carbon\Carbon;
use App\Settings;
use Illuminate\Http\Request;

class LoginController extends Controller
{
 public function vklogin(Request $r)
{
 $settings = Settings::where('id', 1)->first();
 $client_id = '*******';
 $client_secret = '********************';
 $redirect_uri = 'Drike.online';
 if (!is_null($r->code)) 
{
 $obj = json_decode($this->curl('https://oauth.vk.com/access_token?v=5.95&client_id=' . $client_id . '&client_secret=' . $client_secret . '&redirect_uri=http://' . $redirect_uri . '/login&code=' . $r->code));
 if (isset($obj->access_token))
{
 $info = json_decode($this->curl('https://api.vk.com/method/users.get?v=5.95&user_ids&fields=photo_200&access_token=' . $obj->access_token . '&v=5.95'), 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
{
 $photo = 'http://vk.com/images/camera_200.png';
}
 if ($r->session()->has('ref')) {
 $has = DB::table('users')->where('ref_code', session('ref'))->first();
if(!empty($has))
{
 $ref_use = session('ref');
 $money = $settings->ref_sum;
}
else
{
 $ref_use = NULL;
 $money = 0;
}
}
else
{
 $ref_use = NULL;
 $money = 0;
}
 $user = User::create([
 'username' => $info['response'][0]['first_name'] . '' . $info['response'][0]['last_name'],
 'avatar' => $photo,
 'login' => 'id'.$info['response'][0]['uid'],
 'money' => $money,
 'login2' => $info['response'][0]['uid'],
 'ref_code' => $this->generate(),
 'ref_use' => $ref_use,
 'nick' => $this->generate_name()
]);

 } 
 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]['first_name'] . '' . $info['response'][0]['last_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?v=5.95&client_id=' . $client_id . '&display=page&redirect_uri=http://' . $redirect_uri . '/login&scope=friends,photos,status,offline&response_type=code&v=5.95');
}
}

 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, THIS, 0);
 $output = curl_exec($ch);
curl_close($ch);
 return $output;
}

 public function generate_name()
{
 $length = 8;
 $chars = 'abdefhiknrstyzABDEFGHKNQRSTYZ23456789';
 $numChars = strlen($chars);
 $string = ";
 for ($i = 0; $i < $length; $i++) {
 $string .= substr($chars, rand(1, $numChars) - 1, 1);
}
 return $string;
}

 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;
}
}
March 23rd 20 at 19:18
0 answer

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