NN2022060401/app/common/library/storage/FileValidate.php

<?php
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// | Copyright (c) 2017~2021 https://www.thinkphp.com All rights reserved.
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// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
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// | Author: thinkphp <admin@yiovo.com>
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declare (strict_types=1);

namespace app\common\library\storage;

/**
 * 文件上传验证类
 * Class FileValidate
 * @package app\common\library\storage
 */
class FileValidate extends \think\Validate
{
    // 验证规则
    protected $rule = [
        // 图片文件: jpg,jpeg,png,bmp,gif
        // 文件大小: 2MB = (1024 * 1024 * 2) = 2097152 字节
        'image' => 'filesize:2097152|fileExt:jpg,jpeg,png,bmp,gif',

        // 视频文件: mp4
        // 文件大小: 10MB = (1024 * 1024 * 10) = 10485760 字节
        // 文件大小: 50MB = (1024 * 1024 * 50) = 52428800 字节
        'video' => 'filesize:52428800|fileExt:mp4,mov,flv,mpeg',
        'file' => 'filesize:10485760|fileExt:txt,xls',
    ];

    // 错误提示信息
    protected $message = [
        'image.filesize' => '图片文件大小不能超出2MB',
        'image.fileExt' => '图片文件扩展名有误',
        'video.filesize' => '视频文件大小不能超出50MB',
        'video.fileExt' => '视频文件扩展名有误',
        'file.filesize' => '文件大小不能超出10MB',
        'file.fileExt' => '文件扩展名有误',
    ];

    // 验证场景
    protected $scene = [
        'image' => ['image'],
        'video' => ['video'],
    ];
}