sysutil.java

天乙社区6.0是一套基于JAVA技术的网络虚拟社区

    int num = Math.abs( (String.valueOf(bid)).hashCode());
    String className = Constant.BEANPERFIX + "Forum" + (num % 20);
    return className;
  }

  public static int getTableID(long userID, int num) {
    return (int) (userID % num);
  }

  public static int getForumTableID(long bid) {
    int num = Math.abs( (String.valueOf(bid)).hashCode());
    return (int) (num % 20);
  }

  public static boolean isBadNickName(String nickName) {
    if (SysInfo.getInstance().getForbidnickname() != null &&
        SysInfo.getInstance().getForbidnickname().length() > 0) {
      String[] badNickNames = SysInfo.getInstance().getForbidnickname().split(
          ",");
      if (badNickNames != null) {
        for (int i = 0; i < badNickNames.length; i++) {
          if (nickName.indexOf(badNickNames[i]) != -1) {
            return true;
          }
        }
      }
    }
    return false;
  }

  public static String getBoardsSaveChecked(String userSave, long id) {
    if (userSave == null || userSave.length() == 0) {
      return "";
    }
    else {
      String[] userSaves = userSave.split(",");
      for (int i = 0; i < userSaves.length; i++) {
        if (Long.parseLong(userSaves[i]) == id) {
          return "checked";
        }
      }
      return "";
    }
  }

  public static List Objects2List(long[] os) {
    List l = new ArrayList();
    if (os != null) {
      for (int i = 0; i < os.length; i++) {
        l.add(new Long(os[i]));
      }
    }
    return l;
  }

  public static boolean isAllowFile(String flag, String fileName) {
    boolean isAllow = false;
    if (flag.equals("pic")) {
      fileName = fileName.toLowerCase();
      if (fileName.endsWith(".jpg") || fileName.endsWith(".gif") ||
          fileName.endsWith(".jpeg")) {
        isAllow = true;
      }
    }
    if (flag.equals("file")) {
      fileName = fileName.toLowerCase();
      if (SysInfo.getInstance().getUpfilename() != null) {
        String[] fileext = SysInfo.getInstance().getUpfilename().split(",");
        for (int i = 0; i < fileext.length; i++) {
          if (fileName.endsWith(fileext[i])) {
            return true;
          }
        }
      }
      else {
        return false;
      }
    }
    return isAllow;
  }

  public static String getFileExt(String fileName) {
    if (fileName != null) {
      String fileExt = "";
      fileName = fileName.toLowerCase();
      int index = fileName.lastIndexOf(".");
      fileExt = fileName.substring(index, fileName.length());
      return fileExt;
    }
    else {
      return "";
    }
  }

  public static boolean isNotAllowIP(String ip) {
    HashMap iphm = Forbid.getInstance().getForbidipHm();
    String badip = "";
    Iterator it = iphm.values().iterator();
    while (it.hasNext()) {
      badip = (String) it.next();
      if (ip.equals(badip)) {
        return true;
      }
    }
    return false;
  }

  public static boolean isNotAllowRegName(String username) {
    if (Constant.NOTREGNAME != null) {
      for (int i = 0; i < Constant.NOTREGNAME.length; i++) {
        if (username.indexOf(Constant.NOTREGNAME[i]) != -1) {
          return true;
        }
      }
    }
    return false;
  }

  public static Result getBadWordsInPost(String content) {
    HashMap hm = Forbid.getInstance().getForbidwordsHm();
    String badWords = "";
    Iterator it = hm.values().iterator();
    while (it.hasNext()) {
      badWords = (String) it.next();
      if (content.indexOf(badWords) != -1) {
        //System.out.println(badWords);
        return new Result(false, "", badWords);
      }
    }
    return new Result(true, "");
  }

  public static String scriptEncode(String txt) {
    if (txt != null) {
      txt = Util.replaceIgnoreCase(txt, "script", "ＳＣＲＩＰＴ");
      txt = Util.replaceIgnoreCase(txt, "<html", "&lt;html");
      txt = Util.replaceIgnoreCase(txt, "<title", "&lt;title");
      txt = Util.replaceIgnoreCase(txt, "<body", "&lt;body");
      txt = Util.replaceIgnoreCase(txt, "</body", "&lt;/body");
      txt = Util.replaceIgnoreCase(txt, "</html", "&lt;/html");
      txt = Util.replaceIgnoreCase(txt, "</title", "&lt;/title");
    }
    return txt;
  }

  public static String encodeURL(String url, String charset) {
    if (url != null && url.length() > 0) {
      try {
        return URLEncoder.encode(url, charset);
      }
      catch (UnsupportedEncodingException ex) {
        return url;
      }
    }
    return url;
  }

  public static String getPostDetail(String detail) {
    if (detail != null && detail.length() > 0) {
      int start = detail.indexOf("<body>");
      if (start != -1) {
        detail = detail.substring(start + 6, detail.length());
      }
      int end = detail.lastIndexOf("</body>");
      if (end != -1) {
        detail = detail.substring(0, end);
      }
    }
    return detail;
  }

  public static String getIndexPath() {
    String filePath = Constant.ROOTPATH + "file/index/";
    File ft = new File(filePath);
    if (!ft.exists()) {
      ft.mkdirs();
    }
    return filePath;
  }

  public static String getPostFilePath() {
    String filePath = Constant.ROOTPATH + "file/postfile/";
    File ft = new File(filePath);
    if (!ft.exists()) {
      ft.mkdirs();
    }
    return filePath;
  }

  public static String getPostPageBreakStr(String aJspFileName, int totalNum,
                                           int perNum) {
    StringBuffer sb = new StringBuffer();
    if (totalNum > perNum) {
      sb.append(" [<img src='images/multipage.gif' align='absmiddle'>");
      int totalPages = (int) Math.ceil( (totalNum + perNum - 1) / perNum);
      for (int i = 1; i <= totalPages; i++) {
        sb.append(" <a href='");
        sb.append(aJspFileName);
        sb.append(i);
        sb.append("'><b>");
        sb.append(i);
        sb.append("</b></a>");
      }
      sb.append("]");
    }
    return sb.toString();
  }

  public static void delFile(String filePath) {
    File picFile = new File(filePath);
    if (picFile.exists()) {
      picFile.delete();
    }
    picFile = null;
  }

  public static String getUBB2HTML(String txt) {
    if (txt != null) {
      AutoFilter af = new AutoFilter(txt);
      txt = af.getFilteredStr();
    }
    return txt;
  }

  public static String unBr(String string) {
    if (string != null) {
      string = string.replaceAll("<BR>", "\n");
    }
    return string;
  }

  public static void cpoyFile(String src, String to) {
    File srcFile = new File(src);
    if (srcFile.exists()) {
      try {
        FileInputStream bw = new FileInputStream(srcFile);
        OutputStream bos = new FileOutputStream(to);
        int bytesRead = 0;
        byte[] buffer = new byte[8192];
        while ( (bytesRead = bw.read(buffer, 0, 8192)) != -1) {
          bos.write(buffer, 0, bytesRead);
        }
        bos.close();
        bw.close();
        bos = null;
        bw = null;
      }
      catch (FileNotFoundException ex) {
      }
      catch (IOException ex) {
      }
    }
  }

  public static int stringAppearTimes(String s, String reg) {
    int times = 0;
    int fromindex = 0;
    int index = 0;
    String content = s;
    index = content.indexOf(reg, fromindex);
    while (index != -1) {
      times++;
      fromindex = index + reg.length();
      index = content.indexOf(reg, fromindex);
    }
    return times;
  }

  public static String getPostTitleMax(String title) {
    if (title != null) {
      if (title.length() > SysInfo.getInstance().getPosttitlemax()) {
        title = title.substring(0, SysInfo.getInstance().getPosttitlemax()) +
            "...";
      }
    }
    return title;
  }

  public static String getWebRealPath(HttpServletRequest request) {
    StringBuffer sb = new StringBuffer();
    sb.append("http://");
    sb.append(request.getServerName());
    if (request.getServerPort() != 80) {
      sb.append(":");
      sb.append(request.getServerPort());
    }

    sb.append(request.getContextPath());
    sb.append("/");
    return sb.toString();
  }

  public static String getToURL(HttpServletRequest request, String fileName) {
    StringBuffer url = new StringBuffer();
    if (fileName != null) {
      fileName = encodeURL(fileName, Constant.CHARSET);
    }
    if (SysInfo.getInstance().getUsepass().equals("y")) {
      url.append(getWebRealPath(request));
      url.append("passLogin");
      url.append(Constant.FILEPREFIX);
      url.append("?action=passlogin&tourl=");
      url.append(fileName);
    }
    else {
      url.append(fileName);
    }
    return url.toString();
  }

  public static ActionForward getPassLogin(ActionMapping actionMapping) {
    if (SysInfo.getInstance().getUsepass().equals("y")) {
      return actionMapping.findForward("passlogin");
    }
    else {
      return actionMapping.findForward("login");
    }
  }

  public static String getSearchURL(String url) {
    url = url.substring(url.lastIndexOf("/"), url.length());
    String[] urls = url.split("_");
    StringBuffer sb = new StringBuffer();
    sb.append("read");
    sb.append(Constant.FILEPREFIX);
    sb.append("?bid=");
    sb.append(urls[2]);
    sb.append("&id=");
    sb.append(urls[1]);
    return sb.toString();
  }

}