dedecms 5.7 采集目标文章的发布时间 采集后变成当前本地时间

else if($itemName == 'pubdate')
            {
                $pubdate = trim($ctag->GetInnerText());
                if(preg_match("#[^0-9]#", $pubdate))
                {
                    $pubdate = $sortrank = GetMkTime($pubdate);
                }
              /*  else
                {
                    $pubdate = $sortrank = time();
                }

              */

            }
            else if($itemName == 'litpic')
            {
                $litpic = trim($ctag->GetInnerText());
            }