asp.net ubb使用代码

复制代码 代码如下:

  ////别人写的ubb代码

  using System;

  using System.Text;

  using System.Text.RegularExpressions;

  namespace Test.Com

  {

  /// <summary>

  /// 功能:UBB代码

  /// 作者:Rexsp

  /// 日期:2004-4-6

  /// </summary>

  public class UBB

  {

  #region 构造函数

  public UBB()

  {

  //

  // TODO: 在此处添加构造函数逻辑

  //

  }

  #endregion

  #region 公共静态方法

  /// <summary>

  /// UBB代码处理函数

  /// </summary>

  /// <param name="sDetail">输入字符串</param>

  /// <returns>输出字符串</returns>

  public static string UBBToHTML(string sDetail)

  {

  Regex r;

  Match m;

  #region 处理空格

  sDetail = sDetail.Replace(" "," ");

  #endregion

  #region html标记符

  sDetail = sDetail.Replace("<","<");

  sDetail = sDetail.Replace(">",">");

  #endregion

  #region 处[b][/b]标记

  r = new Regex(@"(\[b\])([ \S\t]*?)(\[\/b\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),"<B>" + m.Groups[2].ToString() + "</B>");

  }

  #endregion

  #region 处[i][/i]标记

  r = new Regex(@"(\[i\])([ \S\t]*?)(\[\/i\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),"<I>" + m.Groups[2].ToString() + "</I>");

  }

  #endregion

  #region 处[u][/u]标记

  r = new Regex(@"(\[U\])([ \S\t]*?)(\[\/U\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),"<U>" + m.Groups[2].ToString() + "</U>");

  }

  #endregion

  #region 处[p][/p]标记

  //处[p][/p]标记

  r = new Regex(@"((\r\n)*\[p\])(.*?)((\r\n)*\[\/p\])",RegexOptions.IgnoreCase|RegexOptions.Singleline);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),"<P class=\"pstyle\">" + m.Groups[3].ToString() + "</P>");

  }

  #endregion

  #region 处[sup][/sup]标记

  //处[sup][/sup]标记

  r = new Regex(@"(\[sup\])([ \S\t]*?)(\[\/sup\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),"<SUP>" + m.Groups[2].ToString() + "</SUP>");

  }

  #endregion

  #region 处[sub][/sub]标记

  //处[sub][/sub]标记

  r = new Regex(@"(\[sub\])([ \S\t]*?)(\[\/sub\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),"<SUB>" + m.Groups[2].ToString() + "</SUB>");

  }

  #endregion

  #region 处[url][/url]标记

  //处[url][/url]标记

  r = new Regex(@"(\[url\])([ \S\t]*?)(\[\/url\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<A href=\"" + m.Groups[2].ToString() + "\" target=\"_blank\"><IMG border=0 src=\"images/url.gif\">" +

  m.Groups[2].ToString() + "</A>");

  }

  #endregion

  #region 处[url=xxx][/url]标记

  //处[url=xxx][/url]标记

  r = new Regex(@"(\[url=([ \S\t]+)\])([ \S\t]*?)(\[\/url\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<A href=\"" + m.Groups[2].ToString() + "\" target=\"_blank\"><IMG border=0 src=\"images/url.gif\">" +

  m.Groups[3].ToString() + "</A>");

  }

  #endregion

  #region 处[email][/email]标记

  //处[email][/email]标记

  r = new Regex(@"(\[email\])([ \S\t]*?)(\[\/email\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<A href=\"mailto:" + m.Groups[2].ToString() + "\" target=\"_blank\"><IMG border=0 src=\"images/email.gif\">" +

  m.Groups[2].ToString() + "</A>");

  }

  #endregion

  #region 处[email=xxx][/email]标记

  //处[email=xxx][/email]标记

  r = new Regex(@"(\[email=([ \S\t]+)\])([ \S\t]*?)(\[\/email\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<A href=\"mailto:" + m.Groups[2].ToString() + "\" target=\"_blank\"><IMG border=0 src=\"images/email.gif\">" +

  m.Groups[3].ToString() + "</A>");

  }

  #endregion

  #region 处[size=x][/size]标记

  //处[size=x][/size]标记

  r = new Regex(@"(\[size=([1-7])\])([ \S\t]*?)(\[\/size\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<FONT SIZE=" + m.Groups[2].ToString() + ">" +

  m.Groups[3].ToString() + "</FONT>");

  }

  #endregion

  #region 处[color=x][/color]标记

  //处[color=x][/color]标记

  r = new Regex(@"(\[color=([\S]+)\])([ \S\t]*?)(\[\/color\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<FONT COLOR=" + m.Groups[2].ToString() + ">" +

  m.Groups[3].ToString() + "</FONT>");

  }

  #endregion

  #region 处[font=x][/font]标记

  //处[font=x][/font]标记

  r = new Regex(@"(\[font=([\S]+)\])([ \S\t]*?)(\[\/font\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<FONT FACE=" + m.Groups[2].ToString() + ">" +

  m.Groups[3].ToString() + "</FONT>");

  }

  #endregion

  #region 处理图片链接

  //处理图片链接

  r = new Regex("\\[picture\\](\\d+?)\\[\\/picture\\]",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<A href=\"ShowImage.aspx?Type=ALL&Action=forumImage&ImageID=" + m.Groups[1].ToString() +

  "\" target=\"_blank\"><IMG border=0 Title=\"点击打开新窗口查看\" src=\"ShowImage.aspx?Action=forumImage&ImageID=" + m.Groups[1].ToString() +

  "\"></A>");

  }

  #endregion

  #region 处理[align=x][/align]

  //处理[align=x][/align]

  r = new Regex(@"(\[align=([\S]+)\])([ \S\t]*?)(\[\/align\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<P align=" + m.Groups[2].ToString() + ">" +

  m.Groups[3].ToString() + "</P>");

  }

  #endregion

  #region 处[H=x][/H]标记

  //处[H=x][/H]标记

  r = new Regex(@"(\[H=([1-6])\])([ \S\t]*?)(\[\/H\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<H" + m.Groups[2].ToString() + ">" +

  m.Groups[3].ToString() + "</H" + m.Groups[2].ToString() + ">");

  }

  #endregion

  #region 处理[list=x][*][/list]

  //处理[list=x][*][/list]

  r = new Regex(@"(\[list(=(A|a|I|i| ))?\]([ \S\t]*)\r\n)((\[\*\]([ \S\t]*\r\n))*?)(\[\/list\])",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  string strLI = m.Groups[5].ToString();

  Regex rLI = new Regex(@"\[\*\]([ \S\t]*\r\n?)",RegexOptions.IgnoreCase);

  Match mLI;

  for (mLI = rLI.Match(strLI); mLI.Success; mLI = mLI.NextMatch())

  {

  strLI = strLI.Replace(mLI.Groups[0].ToString(),"<LI>" + mLI.Groups[1]);

  }

  sDetail = sDetail.Replace(m.Groups[0].ToString(),

  "<UL TYPE=\"" + m.Groups[3].ToString() + "\"><B>" + m.Groups[4].ToString() + "</B>" +

  strLI + "</UL>");

  }

  #endregion

  #region 处理换行

  //处理换行,在每个新行的前面添加两个全角空格

  r = new Regex(@"(\r\n(( )| )+)(?<正文>\S+)",RegexOptions.IgnoreCase);

  for (m = r.Match(sDetail); m.Success; m = m.NextMatch())

  {

  sDetail = sDetail.Replace(m.Groups[0].ToString(),"<BR>  " + m.Groups["正文"].ToString());

  }

  //处理换行,在每个新行的前面添加两个全角空格

  sDetail = sDetail.Replace("\r\n","<BR>");

  #endregion

  return sDetail;

  }

  #endregion

  }

  }

  asp.net(c#) ubb处理类

  http://www.glzy8.com/article/15615.htm