jya-oa-api/application/common/validate/Document.php

<?php
namespace app\common\validate;

use think\Db;
use think\Validate;

class Document extends Validate{

    protected $rule = [
        'title|文档名称'  =>  'require',
        'cate_id|文档分类'  =>  'require|gt:0',
        'auth'  =>  'checkAuth',
    ];

    protected $message = [
        'cate_id.gt' => '未选择文档分类',
        'cate_id.require' => '未选择文档分类',
    ];

    protected $scene = [

    ];

    protected function checkAuth($value,$rule,$data=[])
    {
        if($value === 3 && !$data['auths']){
            return '未选择查看范围';
        }
        return true;
    }

}