syncRoles() публичный Метод

public syncRoles ( $roles = null )
 /**
  * Creates a new User.
  */
 public function actionCreate()
 {
     $user = new YumUser();
     if (Yum::hasModule('profile')) {
         $profile = new YumProfile();
     }
     $passwordform = new YumUserChangePassword();
     // When opening a empty user creation mask, we most probably want to
     // insert an _active_ user
     if (!$user->status) {
         $user->status = 1;
     }
     if (isset($_POST['YumUser'])) {
         $user->attributes = $_POST['YumUser'];
         if (isset($_POST['YumUserChangePassword'])) {
             if ($_POST['YumUserChangePassword']['password'] == '') {
                 Yii::import('user.components.EPasswordGenerator');
                 $generatorOptions = Yum::module()->passwordGeneratorOptions;
                 $password = EPasswordGenerator::generate($generatorOptions['length'], $generatorOptions['capitals'], $generatorOptions['numerals'], $generatorOptions['symbols']);
                 $user->setPassword($password);
                 Yum::setFlash(Yum::t('The generated Password is {password}', array('{password}' => $password)));
             } else {
                 $passwordform->attributes = $_POST['YumUserChangePassword'];
                 if ($passwordform->validate()) {
                     $user->setPassword($_POST['YumUserChangePassword']['password']);
                 }
             }
         }
         $user->validate();
         if (Yum::hasModule('profile') && isset($_POST['YumProfile'])) {
             $profile->attributes = $_POST['YumProfile'];
         }
         if (!$user->hasErrors()) {
             $user->activationKey = CPasswordHelper::hashPassword(microtime() . $user->password, Yum::module()->passwordHashCost);
             if ($user->username == '' && isset($profile)) {
                 $user->username = $profile->email;
             }
             if (isset($profile)) {
                 $profile->validate();
             }
             if (!$user->hasErrors() && !$passwordform->hasErrors()) {
                 $user->save();
                 if (isset($_POST['YumUser']['roles'])) {
                     $user->syncRoles($_POST['YumUser']['roles']);
                 } else {
                     $user->syncRoles();
                 }
                 if (isset($profile)) {
                     $profile->user_id = $user->id;
                     $profile->save(array('user_id'), false);
                 }
                 $this->redirect(array('view', 'id' => $user->id));
             }
         }
     }
     $this->render('create', array('user' => $user, 'passwordform' => $passwordform, 'profile' => isset($profile) ? $profile : null));
 }