forumfilter.java

cwbbs 云网论坛源码

package com.redmoon.forum.util;

import cn.js.fan.util.StrUtil;
import cn.js.fan.web.SkinUtil;
import java.util.regex.Pattern;
import cn.js.fan.util.ErrMsgException;
import javax.servlet.http.HttpServletRequest;
import java.util.regex.Matcher;
import com.redmoon.forum.ForumDb;


public class ForumFilter {

    public ForumFilter() {
    }

    public static boolean filterUserName(HttpServletRequest request, String name) throws ErrMsgException {
        ForumDb fd = ForumDb.getInstance();
        int len = fd.filterUserNameAry.length;
        for (int i=0; i<len; i++) {
            Pattern pat = Pattern.compile(
                    fd.filterUserNameAry[i],
                    Pattern.DOTALL | Pattern.CASE_INSENSITIVE);
            
            Matcher m = pat.matcher(name);
            if (m.find()) {
                String str = SkinUtil.LoadString(request, "res.forum.Forum",
                                                 "err_user_name");
                String s = fd.filterUserNameAry[i].replaceAll("\\.\\*\\?", "");
                str = str.replaceFirst("\\$s", s);
                throw new ErrMsgException(str); 
            }
        }
        return true;
    }

    public static boolean filterMsg(HttpServletRequest request, String msg) throws ErrMsgException {
        ForumDb fd = ForumDb.getInstance();
        int len = fd.filterMsgAry.length;
        for (int i=0; i<len; i++) {
            Pattern pat = Pattern.compile(
                    fd.filterMsgAry[i],
                    Pattern.DOTALL | Pattern.CASE_INSENSITIVE);
            
            Matcher m = pat.matcher(msg);
            if (m.find()) {
                String str = SkinUtil.LoadString(request, "res.forum.Forum", "err_msg");
                String s = fd.filterMsgAry[i].replaceAll("\\.\\*\\?", "");
                str = str.replaceFirst("\\$s", s);
                throw new ErrMsgException(str); 
            }
        }
        return true;
    }
}