admin/media_edit.php

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<?php
/**
 * 附件编辑
 *
 * @version        $Id: media_edit.php 1 11:17 2010年7月19日Z tianya $
 * @package        DedeCMS.Administrator
 * @copyright      Copyright (c) 2007 - 2010, DesDev, Inc.
 * @license        http://help.dedecms.com/usersguide/license.html
 * @link           http://www.dedecms.com
 */
require_once(dirname(__FILE__)."/config.php");

//权限检查
CheckPurview('sys_Upload,sys_MyUpload');
if(empty($dopost)) $dopost = "";
$backurl = isset($_COOKIE['ENV_GOBACK_URL']) ? $_COOKIE['ENV_GOBACK_URL'] : "javascript:history.go(-1);";

/*---------------------------
function __del_file() //删除附件
-----------------------------*/
if($dopost=='del')
{
    CheckPurview('sys_DelUpload');
    if(empty($ids))
    {
        $ids="";
    }
    if($ids=="")
    {
        $myrow = $dsql->GetOne("SELECT url FROM #@__uploads WHERE aid='".$aid."'");
        $truefile = $cfg_basedir.$myrow['url'];
        $rs = 0;
        if(!file_exists($truefile)||$myrow['url']=="")
        {
            $rs = 1;
        } else {
            $rs = @unlink($truefile);
            //如果开启远程附件则需要同步删除文件
            if($cfg_remote_site=='Y')
            {
                if($ftp->connect($ftpconfig) && $remoteuploads == 1)
                {
                    $remotefile = str_replace(DEDEROOT, '', $truefile);
                    $ftp->delete_file($remotefile);
                }
            }
        }
        if($rs==1)
        {
            $msg = "成功删除一个附件！";
            $dsql->ExecuteNoneQuery("DELETE FROM #@__uploads WHERE aid='".$aid."'");
        }
        ShowMsg($msg,$backurl);
        exit();
    } else {
        $ids = explode(',', $ids);
        $idquery = "";
        foreach($ids as $aid)
        {
            if($idquery=="")