bubasuma\simplechat\MessageWidget::registerJs PHP Метод

    public function registerJs()
    {
        $id = $this->options['id'];
        $options = Json::htmlEncode($this->clientOptions);
        $user = Json::htmlEncode($this->user);
        $contact = Json::htmlEncode($this->contact);
        $view = $this->getView();
        MessageAsset::register($view);
        $view->registerJs("jQuery('#{$id}').yiiSimpleChatMessages({$user},{$contact},{$options});");
    }