discuz缩略图加水印的修改方法

论坛开启了缩略图后，缩略图无法显示水印图片，点击查看大图才可见到，<div>
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1、打开sourcefunctionfunction_post.php<div>
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2、查找<div>
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&nbsp; &nbsp;<pre class="brush:php;toolbar:false">&nbsp;$image-&gt;Watermark($_G[&#39;setting&#39;][&#39;attachdir&#39;].&#39;/forum/&#39;.$newattachfile[$aid],&nbsp;&#39;&#39;,&nbsp;&#39;forum&#39;);</pre><div>
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在其代码上面添加<div>
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&nbsp; &nbsp;<div><pre class="brush:php;toolbar:false">//&nbsp;缩略图打水印

             if (file_exists($_G['setting']['attachdir'] . '/forum/' . $newattachfile[$aid] . '.thumb.jpg')) {                         $image->Watermark($_G['setting']['attachdir'] . '/forum/' . $newattachfile[$aid] . '.thumb.jpg', '', 'forum');                     }                     // 缩略图打水印end

 C::t('forum_attachment_unused')->delete($aid);

 // 缩略图打水印
                if($_G['setting']['watermarkstatus'] && empty($_G['forum']['disablewatermark'])) {
           if (file_exists($_G['setting']['attachdir'] . '/forum/' . $attach['attachment'] . '.thumb.jpg')) {
                    $image->Watermark($_G['setting']['attachdir'] . '/forum/' . $attach['attachment'] . '.thumb.jpg', '', 'forum');
                }
                }
       // 缩略图打水印结束