UBB，c#完整版

2023-05-16 18:09•服务端开发•阅读 2994

最近我又开始用c#做论坛，在网上找了一下，虽然也有关于ubb（c#）的转换代码，可是同样都不全面，我在这里补充了一下，拿出来和大家共享。

有什么问题到我个人的论坛[url=http://www.hushiyu.com]www.hushiyu.com[/url]来交流，随时欢迎。

using System;

using System.Text;

using System.Text.RegularExpressions;

namespace myluntan

{

/// <summary>

/// UBB 的摘要说明。

/// </summary>

public class UBB

{

public UBB()

{

// TODO: 在此处添加构造函数逻辑

}

#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 string UBBToHTML(string sDetail)

{

Regex r;

Match m;

#region 处理空格

sDetail = sDetail.Replace(" "," ");

#endregion

#region 处理单引号

sDetail = sDetail.Replace("'","’");

#endregion

#region 处理双引号

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

#endregion

#region html标记符

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

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

#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

#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\">" +

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\">" +

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\">" +

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\">" +

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 >" +

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 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[SHADOW=x][/SHADOW]标记

//处[SHADOW=x][/SHADOW]标记

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

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

{

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

"<TABLE WIDTH=" + m.Groups[2].ToString() + " + m.Groups[3].ToString() + ", STRENGTH=" + m.Groups[4].ToString() + ")>" +

m.Groups[5].ToString() + "</TABLE>");

}

#endregion

#region 处[glow=x][/glow]标记

//处[glow=x][/glow]标记

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

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

{

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

"<TABLE WIDTH=" + m.Groups[2].ToString() + " + m.Groups[3].ToString() + ", STRENGTH=" + m.Groups[4].ToString() + ")>" +

m.Groups[5].ToString() + "</TABLE>");

}

#endregion

#region 处[center][/center]标记

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

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

{

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

}

#endregion

#region 处[IMG][/IMG]标记

r = new Regex(@"(\[IMG\])(http|https|ftp):\/\/([ \S\t]*?)(\[\/IMG\])",RegexOptions.IgnoreCase);

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

{

sDetail = sDetail.Replace(m.Groups[0].ToString(),"<br><a onfocus=this.blur() href=" + m.Groups[2].ToString() + "://" + m.Groups[3].ToString() + " target=_blank><IMG SRC=" + m.Groups[2].ToString() + "://" + m.Groups[3].ToString() + " );

}

#endregion

#region 处[em]标记

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

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

{

sDetail = sDetail.Replace(m.Groups[0].ToString(),"<img src=pic/em" + m.Groups[2].ToString() + ".gif );

}

#endregion

#region 处[flash=x][/flash]标记

//处[mp=x][/mp]标记

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

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

{

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

"<a href=" + m.Groups[4].ToString() + " TARGET=_blank><IMG SRC=pic/swf.gif height=" + m.Groups[3].ToString() + "><PARAM NAME=movie VALUE=" + m.Groups[4].ToString() + "><PARAM NAME=quality VALUE=high><param name=menu value=false><embed src=" + m.Groups[4].ToString() + " quality=high menu=false pluginspage=http://www.macromedia.com/go/getflashplayer type=application/x-shockwave-flash width=" + m.Groups[2].ToString() + " height=" + m.Groups[3].ToString() + ">" + m.Groups[4].ToString() + "</embed></OBJECT>");

}

#endregion

#region 处[dir=x][/dir]标记

//处[dir=x][/dir]标记

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

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

{

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

"<object class + m.Groups[2].ToString() + " height=" + m.Groups[3].ToString() + "><param name=src value=" + m.Groups[4].ToString() + "><embed src=" + m.Groups[4].ToString() + " pluginspage=http://www.macromedia.com/shockwave/download/ width=" + m.Groups[2].ToString() + " height=" + m.Groups[3].ToString() + "></embed></object>");

}

#endregion

#region 处[rm=x][/rm]标记

//处[rm=x][/rm]标记

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

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

{

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

"<OBJECT class + m.Groups[2].ToString() + " height=" + m.Groups[3].ToString() + "><PARAM NAME=SRC VALUE=" + m.Groups[4].ToString() + "><PARAM NAME=CONSOLE VALUE=Clip1><PARAM NAME=CONTROLS VALUE=imagewindow><PARAM NAME=AUTOSTART VALUE=true></OBJECT><br><OBJECT class + m.Groups[2].ToString() + "><PARAM NAME=SRC VALUE=" + m.Groups[4].ToString() + "><PARAM NAME=AUTOSTART VALUE=-1><PARAM NAME=CONTROLS VALUE=controlpanel><PARAM NAME=CONSOLE VALUE=Clip1></OBJECT>");

}

#endregion

#region 处[mp=x][/mp]标记

//处[mp=x][/mp]标记

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

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

{

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

"<object align=middle class + m.Groups[2].ToString() + " height=" + m.Groups[3].ToString() + " ><param name=ShowStatusBar value=-1><param name=Filename value=" + m.Groups[4].ToString() + "><embed type=application/x-oleobject codebase=http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701 flename=mp src=" + m.Groups[4].ToString() + " width=" + m.Groups[2].ToString() + " height=" + m.Groups[3].ToString() + "></embed></object>");

}

#endregion

#region 处[qt=x][/qt]标记

//处[qt=x][/qt]标记

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

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

{

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

"<embed src=" + m.Groups[4].ToString() + " width=" + m.Groups[2].ToString() + " height=" + m.Groups[3].ToString() + " autoplay=true loop=false controller=true playeveryframe=false cache=false scale=TOFIT bgcolor=#000000 kioskmode=false targetcache=false pluginspage=http://www.apple.com/quicktime/>");

}

#endregion

#region 处[QUOTE][/QUOTE]标记

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

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

{

sDetail = sDetail.Replace(m.Groups[0].ToString(),"<table cellpadding=0 cellspacing=0 </table></table><br>");

}

#endregion

#region 处[move][/move]标记

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

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

{

sDetail = sDetail.Replace(m.Groups[0].ToString(),"<MARQUEE scrollamount=3>" + m.Groups[2].ToString() + "</MARQUEE>");

}

#endregion

#region 处[FLY][/FLY]标记

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

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

{

sDetail = sDetail.Replace(m.Groups[0].ToString(),"<MARQUEE width=80% behavior=alternate scrollamount=3>" + m.Groups[2].ToString() + "</MARQUEE>");

}

#endregion

#region 处[image][/image]标记

//处[image][/image]标记

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

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

{

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

"<img src=\"" + m.Groups[2].ToString() + "\" );

}

#endregion

return sDetail;

}

#endregion

}

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UBB，c#完整版

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