dede富文本内容中屏蔽标签

{dede:field.body runphp="yes"}
    $str=@me;
    @me='';
    $str1='';
    $str1 = preg_replace( "@<iframe(.*?)</iframe>@is","",$str ); 
    $str1 = preg_replace("/<a[^>]*>(.*?)</a>/is","$1",$str1);
    @me=$str1;
{/dede:field.body}

$str=preg_replace("/s+/"," ",$str); //过滤多余回车
$str=preg_replace("/<[ ]+/si","<",$str); //过滤<__("<"号后面带空格)
$str=preg_replace("/<!–.*?–>/si",$str); //注释
$str=preg_replace("/<(!.*?)>/si",$str); //过滤DOCTYPE
$str=preg_replace("/<(/?html.*?)>/si",$str); //过滤html标签
$str=preg_replace("/<(/?br.*?)>/si",$str); //过滤br标签
$str=preg_replace("/<(/?head.*?)>/si",$str); //过滤head标签
$str=preg_replace("/<(/?meta.*?)>/si",$str); //过滤meta标签
$str=preg_replace("/<(/?body.*?)>/si",$str); //过滤body标签
$str=preg_replace("/<(/?link.*?)>/si",$str); //过滤link标签
$str=preg_replace("/<(/?form.*?)>/si",$str); //过滤form标签
$str=preg_replace("/cookie/si","COOKIE",$str); //过滤COOKIE标签
$str=preg_replace("/<(applet.*?)>(.*?)<(/applet.*?)>/si",$str); //过滤applet标签
$str=preg_replace("/<(/?applet.*?)>/si",$str); //过滤applet标签
$str=preg_replace("/<(style.*?)>(.*?)<(/style.*?)>/si",$str); //过滤style标签
$str=preg_replace("/<(/?style.*?)>/si",$str); //过滤style标签
$str=preg_replace("/<(title.*?)>(.*?)<(/title.*?)>/si",$str); //过滤title标签
$str=preg_replace("/<(/?title.*?)>/si",$str); //过滤title标签
$str=preg_replace("/<(object.*?)>(.*?)<(/object.*?)>/si",$str); //过滤object标签
$str=preg_replace("/<(/?objec.*?)>/si",$str); //过滤object标签
$str=preg_replace("/<(noframes.*?)>(.*?)<(/noframes.*?)>/si",$str); //过滤noframes标签
$str=preg_replace("/<(/?noframes.*?)>/si",$str); //过滤noframes标签
$str=preg_replace("/<(i?frame.*?)>(.*?)<(/i?frame.*?)>/si",$str); //过滤frame标签
$str=preg_replace("/<(/?i?frame.*?)>/si",$str); //过滤frame标签
$str=preg_replace("/<(script.*?)>(.*?)<(/script.*?)>/si",$str); //过滤script标签
$str=preg_replace("/<(/?script.*?)>/si",$str); //过滤script标签
$str=preg_replace("/javascript/si","Javascript",$str); //过滤script标签
$str=preg_replace("/vbscript/si","Vbscript",$str); //过滤script标签
$str=preg_replace("/on([a-z]+)s*=/si","On1=",$str); //过滤script标签
$str=preg_replace("/&#/si","&＃",$str); //过滤script标签，

$str = preg_replace( "@<script(.*?)</script>@is",$str ); //过滤script代码
$str = preg_replace( "@<iframe(.*?)</iframe>@is",$str );
$str = preg_replace( "@<style(.*?)</style>@is",$str );
$str = preg_replace( "@<(.*?)>@is",$str );