Cartalyst\Sentinel\Users\UserRepositoryInterface::validateCredentials PHP Метод

    public function validateCredentials(UserInterface $user, array $credentials);

 /**
  * Authenticates a user, with "remember" flag.
  *
  * @param  \Cartalyst\Sentinel\Users\UserInterface|array  $credentials
  * @param  bool  $remember
  * @param  bool  $login
  * @return \Cartalyst\Sentinel\Users\UserInterface|bool
  */
 public function authenticate($credentials, $remember = false, $login = true)
 {
     $response = $this->fireEvent('sentinel.authenticating', $credentials, true);
     if ($response === false) {
         return false;
     }
     if ($credentials instanceof UserInterface) {
         $user = $credentials;
     } else {
         $user = $this->users->findByCredentials($credentials);
         $valid = $user !== null ? $this->users->validateCredentials($user, $credentials) : false;
         if ($user === null || $valid === false) {
             $this->cycleCheckpoints('fail', $user, false);
             return false;
         }
     }
     if (!$this->cycleCheckpoints('login', $user)) {
         return false;
     }
     if ($login === true) {
         $method = $remember === true ? 'loginAndRemember' : 'login';
         if (!($user = $this->{$method}($user))) {
             return false;
         }
     }
     $this->fireEvent('sentinel.authenticated', $user);
     return $this->user = $user;
 }