PHP之SQL防注入代码，PHP防XSS 防SQL注入的代码

360提示XSS漏洞？这个XSS漏洞很不好修复。。。。。如果是PHP程序的话，可以用下面的代码来过滤。。。

PHP防XSS 防SQL注入的代码

class protection{
    public static function filtrate($str)
    {
        $farr = array(
            "/\\s+/",
            "/<(\\/?)(script|i?frame|style|html|body|title|link|meta|object|\\?|\\%)([^>]*?)>/isU",
            "/(<[^>]*)on[a-zA-Z]+\s*=([^>]*>)/isU",
        );
        $str = preg_replace($farr,"",$str);
        return addslashes($str);
    }

    public static function sweep($array)
    {
        if (is_array($array))
        {
            foreach($array as $k => $v)
            {
                $array[$k] = self::sweep($v);
            }
        }
        else
        {
            $array = self::filtrate($array);
        }
        return $array;
    }
}
$_REQUEST = protection::sweep($_REQUEST);
$_GET = protection::sweep($_GET);
$_POST = protection::sweep($_POST);

PHP之SQL防注入代码(360提供)

<?php
class sqlsafe {
private $getfilter = "'|(and|or)\\b.+?(>|<|=|in|like)|\\/\\*.+?\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)";
private $postfilter = "\\b(and|or)\\b.{1,6}?(=|>|<|\\bin\\b|\\blike\\b)|\\/\\*.+?\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)";
private $cookiefilter = "\\b(and|or)\\b.{1,6}?(=|>|<|\\bin\\b|\\blike\\b)|\\/\\*.+?\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)";
/**
* 构造函数
*/
public function __construct() {
foreach($_GET as $key=>$value){$this->stopattack($key,$value,$this->getfilter);}
foreach($_POST as $key=>$value){$this->stopattack($key,$value,$this->postfilter);}
foreach($_COOKIE as $key=>$value){$this->stopattack($key,$value,$this->cookiefilter);}
  }
/**
* 参数检查并写日志
*/
public function stopattack($StrFiltKey, $StrFiltValue, $ArrFiltReq){
if(is_array($StrFiltValue))$StrFiltValue = implode($StrFiltValue);
if (preg_match("/".$ArrFiltReq."/is",$StrFiltValue) == 1){   
$this->writeslog($_SERVER["REMOTE_ADDR"]."    ".strftime("%Y-%m-%d %H:%M:%S")."    ".$_SERVER["PHP_SELF"]."    ".$_SERVER["REQUEST_METHOD"]."    ".$StrFiltKey."    ".$StrFiltValue);
showmsg('您提交的参数非法,系统已记录您的本次操作！','',0,1);
    }
  }
/**
* SQL注入日志
*/
public function writeslog($log){
$log_path = CACHE_PATH.'logs'.DIRECTORY_SEPARATOR.'sql_log.txt';
$ts = fopen($log_path,"a+");
fputs($ts,$log."\r\n");
fclose($ts);
  }
}
?>