À propos de la fonction de traitement de champ du décryptage de la fonction impériale CMS6.0

function user_FieldFun($mid,$f,$isadd,$isq,$value,$cs){
        return $value;
}

function user_AddTitle($mid,$f,$isadd,$isq,$value,$cs){
        $value='[EmpireCMS]'.$value;
        return $value;
}

function user_TogTitle($mid,$f,$isadd,$isq,$value,$cs){
        $value=$_POST['writer'].$_POST['befrom'];
        return $value;
}

function user_TranImgAuto($mid,$f,$isadd,$isq,$value,$cs){
        global $empire,$dbtbpre,$public_r,$emod_r,$class_r,$tranpicturetype,$musername;
        $filetf=$f.'imgrs';//变量名
        if(!$_FILES[$filetf]['name'])
        {
                return $value;
        }
        $classid=(int)$_POST['classid'];
        $id=(int)$_POST['id'];
        $filepass=(int)$_POST['filepass'];
        $filetype=GetFiletype($_FILES[$filetf]['name']);
        $pr=$empire->fetch1("select qaddtran,qaddtransize,qaddtranimgtype from {$dbtbpre}enewspublic limit 1");
        if(!$pr['qaddtran'])
        {
                printerror("CloseQTranPic","",1);
        }
        if(!strstr($pr['qaddtranimgtype'],"|".$filetype."|"))
        {
                printerror("NotQTranFiletype","",1);
        }
        if($_FILES[$filetf]['size']>$pr['qaddtransize']*1024)
        {
                printerror("TooBigQTranFile","",1);
        }
        if(!strstr($tranpicturetype,','.$filetype.','))
        {
                printerror("NotQTranFiletype","",1);
        }
        $tfr=DoTranFile($_FILES[$filetf]['tmp_name'],$_FILES[$filetf]['name'],$_FILES[$filetf]['type'],$_FILES[$filetf]['size'],$classid);
        if($tfr['tran'])
        {
                $csr=explode(',',$cs);
                $maxwidth=$csr[0];
                $maxheight=$csr[1];
                $yname=$tfr['yname'];
                $name=$tfr['name'];
                include_once(ECMS_PATH.'e/class/gd.php');
                //生成缩图
                $filer=ResizeImage($yname,$name,$maxwidth,$maxheight,$public_r['spickill']);
                DelFiletext($yname);
                if($filer['file'])
                {
                        //写入数据库
                        $type=1;
                        $filetime=date("Y-m-d H:i:s");
                        $filesize=@filesize($filer['file']);
                        $filename=GetFilename(str_replace(ECMS_PATH,'',$filer['file']));
                        $adduser='[Member]'.$musername;
                        $infoid=$isadd==1?0:$id;
                        $empire->query("insert into {$dbtbpre}enewsfile(filename,filesize,adduser,path,filetime,classid,no,type,id,cjid,fpath) values('$filename','$filesize','$adduser','$tfr[filepath]','$filetime','$classid','[".$f."]".addslashes(RepPostStr($_POST[title]))."','$type','$infoid','$filepass','$public_r[fpath]');");
                        if($isadd==0)
                        {
                                $tbname=$emod_r[$mid]['tbname'];
                                if(strstr($emod_r[$mid]['tbdataf'],','.$f.','))
                                {
                                        $ir=$empire->fetch1("select stb from {$dbtbpre}ecms_".$tbname." where id='$id'");
                                        $ifr=$empire->fetch1("select ".$f." from {$dbtbpre}ecms_".$tbname."_data_".$ir[stb]." where id='$id'");
                                        $ifval=$ifr[$f];
                                }
                                else
                                {
                                        $ir=$empire->fetch1("select ".$f." from {$dbtbpre}ecms_".$tbname." where id='$id'");
                                        $ifval=$ir[$f];
                                }
                                if($ifval)
                                {
                                        DelYQTranFile($classid,$id,$ifval,$f);
                                }
                        }
                        $value=str_replace($tfr['filename'],$filename,$tfr['url']);
                }
        }
        else
        {
                $value='';
        }
        return $value;
}