dedecms中的:
if(!empty($saveremoteimg))
        {
                $body = stripslashes($body);
                $img_array = array();
                preg_match_all(/(src|src)=[\|'| ]{0,}(http:\/\/(.*)\.(gif|jpg|jpeg|bmp|png))/isu,$body,$img_array);
                $img_array = array_unique($img_array[2]);
                set_time_limit(0);
                $imgurl = $img_dir./.strftime(%y%m%d,time());
                $imgpath = $base_dir.$imgurl;
                $millisecond = strftime(%h%m%s,time());
                if(!is_dir($imgpath)) @mkdir($imgpath,0777);
                foreach($img_array as $key =>$value)
                {
                        $value = trim($value);
                        $get_file = @file_get_contents($value);
                        $rndfilename = $imgpath./.$millisecond.$key...substr($value,-3,3);
                        $fileurl = $imgurl./.$millisecond.$key...substr($value,-3,3);
                        if($get_file)
                        {
                                $fp = @fopen($rndfilename,w);
                                @fwrite($fp,$get_file);
                                @fclose($fp);
                        }
                        $body = ereg_replace($value,$fileurl,$body);
                }
                $body = addslashes($body);
        }
http://www.bkjia.com/phpjc/318939.htmlwww.bkjia.comtruehttp://www.bkjia.com/phpjc/318939.htmltecharticle?php functiongrabimage($url,$filename=){ if($url==):returnfalse;endif; if($filename==){ $ext=strrchr($url,.); if($ext!=.gif$ext!=.jpg):returnfalse;endif; $filename=date(...