hiqdev / yii2-yandex-metrika

src/Behavior.php

<?php
/**
 * Yandex.Metrika counter for Yii2 applications
 *
 * @link      https://github.com/hiqdev/yii2-yandex-metrika
 * @package   yii2-yandex-metrika
 * @license   BSD-3-Clause
 * @copyright Copyright (c) 2017-2019, HiQDev (http://hiqdev.com/)
 */

namespace hiqdev\yii2\YandexMetrika;

use Yii;
use yii\web\View;

class Behavior extends \yii\base\Behavior
{
    public $builder;

    public function events()
    {
        return [
            View::EVENT_END_BODY => 'onEndBody',
        ];
    }

    public function onEndBody($event)

The parameter $event is not used and could be removed.

    {
        echo $this->getBuilder()->render();
    }

    public function getBuilder()
    {
        if (!is_object($this->builder)) {
            $this->builder = Yii::createObject($this->builder);
        }

        return $this->builder;
    }
}