common/components/Request.php

<?php
namespace common\components;
class Request extends \yii\web\Request
{
    public $web;
    public $adminUrl;
    public function getBaseUrl()
    {
        return str_replace($this->web, "", parent::getBaseUrl()) . $this->adminUrl;
    }
    public function resolvePathInfo()
    {
        if ($this->getUrl() === $this->adminUrl) {
            return "";
        } else {
            return parent::resolvePathInfo();
        }
    }
    public static function getIsLocal($url)
    {
        $server_name = \Yii::$app->request->serverName;
        $server_name = str_replace('.', '\.', $server_name);
        $pattern = '/^(?:https?:\/\/)?\/?(?:www\.)?'.$server_name.'(?:\/.*)?$/';
        if(preg_match($pattern, $url)) {
            return true;
        } else {
            return false;
        }
    }
}