garden_server/application/user/model/RoleRule.php

<?php
namespace app\user\model;

use think\Model;
use think\Db;
use think\Validate;
use think\Request;

/**
 * 角色-权限管理
 * @author Superbee
 *
 */
class RoleRule extends Model{
	
	/**
	 * 添加和更新的方法
	 */
	public function addAndSave(){
		$data = request()->post();
		$aid = $data['id'];
		$this->db()->where(['aid'=>$data['id']])->delete();
		
		foreach ($data['rid'] as $v){
			$data = ['id'=>'', 'aid'=>$aid, 'rid'=>$v];
			$this->isUpdate(false)->save($data);
		}
	}
	
	/**
	 * 根据id找到规则
	 * @param unknown $aid
	 */
	public function getRidByAid($aid){
		$array = [];
		$res = $this->db()->where(['aid'=>$aid])->select();
		
		foreach ($res as $v){
			$array[] = $v['rid'];
		}
		
		return $array;
	}
	
}