import java.util.regex.Matcher;

import java.util.regex.Pattern;

 

/**

 * 正则表达式过滤脚本威胁

 * Title: webCourse2010<br>

 * Description: <br>

 * Copyright: Copyright (c) 2011 <br>

 * Create DateTime: Nov 21, 2011 1:55:29 PM <br>

 * CVS last modify person: rexqing <br>

 * CVS last modify DateTime: Nov 21, 2011 1:55:29 PM <br>

 * CVS last version: <br>

 * @author 邓清泉

 */

public class ReplseJs {

 

 

    public static String replseJs(String html)

    {

        try

        {

            Pattern    replse1 = Pattern.compile("<[\\s]*?script[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?script[\\s]*?>",Pattern.CASE_INSENSITIVE);

            Pattern    replse2 = Pattern.compile("<[\\s]*?link[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?link[\\s]*?>",Pattern.CASE_INSENSITIVE);

            Pattern    replse3 = Pattern.compile("<[\\s]*?style[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?style[\\s]*?>",Pattern.CASE_INSENSITIVE);

            Pattern    replse4 = Pattern.compile("<[\\s]*?iframe[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?iframe[\\s]*?>",Pattern.CASE_INSENSITIVE);

            Pattern replse5 = Pattern.compile("<(script|link|style|iframe)(.|\\n)*<\\/\\>\\s*");

            Pattern replse6 = Pattern.compile("javascript");

            Pattern replse7 = Pattern.compile("expression\\([^)]+\\)");

            Pattern    replse8 = Pattern.compile("<[\\s]*?link[^>]*?>",Pattern.CASE_INSENSITIVE);

            Pattern    replse9 = Pattern.compile("<[\\s]*?iframe[^>]*?>",Pattern.CASE_INSENSITIVE);

 

            Matcher    matcher1 = replse1.matcher(html);

            html = matcher1.replaceAll(""); 

 

            Matcher    matcher2 = replse2.matcher(html);

            html = matcher2.replaceAll(""); 

 

            Matcher    matcher3 = replse3.matcher(html);

            html = matcher3.replaceAll(""); 

 

            Matcher    matcher4 = replse4.matcher(html);

            html = matcher4.replaceAll(""); 

 

            Matcher matcher5 = replse5.matcher(html);

            html=matcher5.replaceAll("");

 

            Matcher matcher6 = replse6.matcher(html);

            html=matcher6.replaceAll(" ");

 

            Matcher matcher7 = replse7.matcher(html);

            html=matcher7.replaceAll("");

 

            Matcher matcher8 = replse8.matcher(html);

            html=matcher8.replaceAll(" ");

 

            Matcher matcher9 = replse9.matcher(html);

            html=matcher9.replaceAll(" ");

 

        }catch (Exception e) {

            e.printStackTrace();

        }

        return html;

    }

 

    public static void main(String[] args) {

        String str1="<script type=\"text/javascript\">alert(\"aaa\");</script>";

        String str2="<link rel='stylesheet' href='/charts/Style.css' type='text/css' />111<link rel='stylesheet' href='/charts/Style.css' type='text/css'>222</link>";

        String str3="<style>.padding:50px;</style>";

        String str4="<iframe src='/index/visitSum.do' name='visitingSum' style='display:none'>3333</iframe><iframe src='/index/visitSum.do' name='visitingSum' style='display:none'/>";

        String str5="<div onm ouse='javascript:alert();' expression(\"aaaaaaaaaaaaaa\")>onMouse='aaa()<div>";

/*        System.out.println(replseJs(str));

        System.out.println(replseJs(str1));*/

        System.out.println("1:"+replseJs(str1));

        System.out.println("2:"+replseJs(str2));

        System.out.println("3:"+replseJs(str3));

        System.out.println("4:"+replseJs(str4));

        System.out.println("5:"+replseJs(str5));

 

    }

 

}