织梦dedeCMS删除文章时同时删除缩图和内容中大图等附件

if($arcRow['litpic']!=""){
$dsql->ExecuteNoneQuery("Delete From uploads where url='$arcRow[litpic]'");
$truedir = GetTruePath($arcRow['siterefer'],$arcRow['sitepath']);
$litpicfile = $truedir.$arcRow['litpic'];
@unlink($litpicfile);
}

$arcbodyQuery = "Select * from ".$arcRow['addtable']." where aid='$aid'";
$arcbodyRow = $dsql->GetOne($arcbodyQuery);
$imgsrcarray=GetImageSrc($arcbodyRow['body']);
foreach ($imgsrcarray as $v) {
if((trim($v)!="")&&(!eregi("^http://",$v))){
$dsql->ExecuteNoneQuery("Delete From uploads where url='$v'");
$picfile = $truedir.$v;
@unlink($picfile);
}
}

function GetImageSrc($body){
if( !isset($body)) return '';
else{
preg_match_all ("/<(img|IMG)(.*)(src|SRC)=["|'|]{0,}([h|/].*(jpg|JPG|gif|GIF))["|'|s]{0,}/isU",$body,$out);
return $out[4];
}
}