A Yii2 Controller With Support of DI on Actions

Controller.php

<?php
/**
 * Created by PhpStorm.
 * User: meysampg
 * Date: 7/30/17
 * Time: 8:46 AM
 */

namespace app\controllers;

use Yii;
use yii\web\Controller as BaseController;
use yii\web\BadRequestHttpException;
use yii\base\InlineAction;

class Controller extends BaseController
{
    /**
     * @inheritdoc
     */
    public function bindActionParams($action, $params)
    {
        if ($action instanceof InlineAction) {
            $method = new \ReflectionMethod($this, $action->actionMethod);
        } else {
            $method = new \ReflectionMethod($action, 'run');
        }

        $args = [];
        $missing = [];
        $actionParams = [];

        foreach ($method->getParameters() as $param) {
            $name = $param->getName();
            if (($class = $param->getClass()) !== null) {
                $className = $class->getName();
                if (Yii::$app->has($name) && ($obj = Yii::$app->get($name)) instanceof $className) {
                    $args[] = $actionParams[$name] = $obj;
                }else{
                    $args[] = $actionParams[$name] = Yii::$container->get($className);
                }
            } elseif (array_key_exists($name, $params)) {
                if ($param->isArray()) {
                    $args[] = $actionParams[$name] = (array) $params[$name];
                } elseif (!is_array($params[$name])) {
                    $args[] = $actionParams[$name] = $params[$name];
                } else {
                    throw new BadRequestHttpException(Yii::t('yii', 'Invalid data received for parameter "{param}".', [
                        'param' => $name,
                    ]));
                }

                unset($params[$name]);
            } elseif ($param->isDefaultValueAvailable()) {
                $args[] = $actionParams[$name] = $param->getDefaultValue();
            } else {
                $missing[] = $name;
            }
        }

        if (!empty($missing)) {
            throw new BadRequestHttpException(Yii::t('yii', 'Missing required parameters: {params}', [
                'params' => implode(', ', $missing),
            ]));
        }

        $this->actionParams = $actionParams;

        return $args;
    }
}