public function authorize()
    {
        $data = $this->request->query;
        $password = new DefaultPasswordHasher();
        $password = $password->hash(sha1(md5($data['hash'] . time())));

        $exist = $this->Users->find()
            ->select()
            ->where([
                'OR' => [
                    [
                        'vk_id' => $data['uid']
                    ],
                    [
                        'mail_id' => $data['uid']
                    ]
                ]
            ])
            ->count();
        switch ($exist) {
            case 0:
                $newUser = $this->Users->newEntity();
                $upd = $this->Users->patchEntity($newUser, [
                    'vk_id' => $data['uid'],
                    'password' => $password,
                    'first_name' => $data['first_name'],
                    'last_name' => $data['last_name']
                ]);

                if ($this->Users->save($newUser)) {

                } else {

                }

                break;
            case 1:

                break;
        }
        exit;
    }