wighair/vendor/fancyecommerce/fec_admin/helpers/CUser.php

<?php
/**
 * FecShop file.
 *
 * @link http://www.fecshop.com/
 * @copyright Copyright (c) 2016 FecShop Software LLC
 * @license http://www.fecshop.com/license/
 */
namespace fecadmin\helpers;
use Yii; 
use fecadmin\models\AdminUserRole;
use fecadmin\models\AdminRole;
/**
 * @author Terry Zhao <2358269014@qq.com>
 * @since 1.0
 */
class CUser 
{
	# 判断当前的用户是否存在某个权限组。
	public static function ifCurrentUserIsSpecificRole($role_name){
		if(!$role_name)
			return false;
		$user = Yii::$app->user->identity;
		$user_id = $user['id'];
		$roles = AdminUserRole::find()->asArray()->where([
			'user_id' => $user_id
		])->all();
		$role_ids = [];
		if(!empty($roles)){
			foreach($roles as $role){
				$role_ids[] = $role['role_id'];
			}
		}
		$user_role_names = [];
		$user_roles = AdminRole::find()->asArray()->where([
			'in','role_id',$role_ids
		])->all();
		if(!empty($user_roles)){
			foreach($user_roles as $one){
				$user_role_names[] = $one['role_name'];
			}
		}
		if(in_array($role_name,$user_role_names)){
			return true;
		}
		return false;
	}
	
}