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			52 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| namespace api\validators;
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| 
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| use common\helpers\Error as E;
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| use common\models\Account;
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| use OTPHP\TOTP;
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| use Yii;
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| use yii\base\InvalidConfigException;
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| use yii\validators\Validator;
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| 
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| class TotpValidator extends Validator {
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| 
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|     /**
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|      * @var Account
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|      */
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|     public $account;
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| 
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|     /**
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|      * @var int|null Задаёт окно, в промежуток которого будет проверяться код.
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|      * Позволяет избежать ситуации, когда пользователь ввёл код в последнюю секунду
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|      * его существования и пока шёл запрос, тот протух.
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|      */
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|     public $window;
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| 
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|     public $skipOnEmpty = false;
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| 
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|     public function init() {
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|         parent::init();
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|         if ($this->account === null) {
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|             $this->account = Yii::$app->user->identity;
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|         }
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| 
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|         if (!$this->account instanceof Account) {
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|             throw new InvalidConfigException('account should be instance of ' . Account::class);
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|         }
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| 
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|         if (empty($this->account->otp_secret)) {
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|             throw new InvalidConfigException('account should have not empty otp_secret');
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|         }
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|     }
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| 
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|     protected function validateValue($value) {
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|         $totp = new TOTP(null, $this->account->otp_secret);
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|         if (!$totp->verify((string)$value, null, $this->window)) {
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|             return [E::OTP_TOKEN_INCORRECT, []];
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|         }
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| 
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|         return null;
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|     }
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| 
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| }
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