DedeV6/src/dede/sys_info_mark.php

<?php
/**
 * 图片水印
 *
 * @version        $Id: sys_info_mark.php 1 22:28 2010年7月20日Z tianya $
 * @package        DedeCMS.Administrator
 * @copyright      Copyright (c) 2020, DedeBIZ.COM
 * @license        https://www.dedebiz.com/license
 * @link           https://www.dedebiz.com
 */
require_once(dirname(__FILE__)."/config.php");
CheckPurview('sys_Edit');
require_once(DEDEINC."/image.func.php");
if($cfg_photo_support=='')
{
    echo "你的系统没安装GD库，不允许使用本功能！";
    exit();
}
$ImageWaterConfigFile = DEDEDATA."/mark/inc_photowatermark_config.php";
if(empty($action)) $action = "";
$allow_mark_types = array(
	'image/gif',
	'image/xpng',
	'image/png',
);
if($action=="save")
{
    $vars = array('photo_markup','photo_markdown','photo_marktype','photo_wwidth','photo_wheight','photo_waterpos','photo_watertext','photo_fontsize','photo_fontcolor','photo_marktrans','photo_diaphaneity');
    $configstr = $shortname = "";
    foreach($vars as $v)
    {
        ${$v} = str_replace("'", "", ${'get_'.$v});
        $configstr .= "\${$v} = '".${$v}."';\r\n";
    }
    if(is_uploaded_file($newimg))
    {
        $imgfile_type = strtolower(trim($newimg_type));

        if(!in_array($imgfile_type, $allow_mark_types))
        {
            ShowMsg("上传的图片格式错误，请使用 gif、png格式的其中一种！","-1");
            exit();
        }
        if($imgfile_type=='image/xpng' || $imgfile_type=='image/png')
        {
            $shortname = ".png";
        }
        else if($imgfile_type=='image/gif')
        {
            $shortname = ".gif";
        }
        else
        {
            ShowMsg("水印图片仅支持gif、png格式的其中一种！","-1");
            exit;
        }
        $photo_markimg = 'mark'.$shortname;
        @move_uploaded_file($newimg,DEDEDATA."/mark/".$photo_markimg);
    }
    $configstr .= "\$photo_markimg = '{$photo_markimg}';\r\n";
    $configstr = "<"."?php\r\n".$configstr."?".">\r\n";
    $fp = fopen($ImageWaterConfigFile,"w") or die("写入文件 $ImageWaterConfigFile 失败，请检查权限！");
    fwrite($fp,$configstr);
    fclose($fp);
    echo "<script>alert('修改配置成功！');</script>\r\n";
}
require_once($ImageWaterConfigFile);
include DedeInclude('templets/sys_info_mark.htm');