给个UBB的Class 吧?

ASP.NET中的ubb代码转换
   Public Class ubbconvers        '////convers start/////
        Public Function htmltoText(ByVal chr As String)
            If chr Is Nothing Then
                Return ""
            Else
                chr = chr.Replace("'", "''")
                Return (chr)
            End If
        End Function        Public Function Texttohtml(ByVal chr As String)
            If chr Is Nothing Then
                Return ""
            Else
                chr = chr.Replace(" ", " ")
                chr = chr.Replace("<", "<")
                chr = chr.Replace(">", ">")
                chr = chr.Replace("\n", "<br>")
                chr = chr.Replace("\t", "   ")
                chr = Regex.Replace(chr, "\[dir=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/dir]", "<object classid=clsid:166B1BCA-3F9C-11CF-8075-444553540000 codebase=http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab#version=7,0,2,0 width=$1 height=$2><param name=src value=$3><embed src=$3 pluginspage=http://www.macromedia.com/shockwave/download/ width=$1 height=$2></embed></object>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[url=(?<x>[^\]]*)\](?<y>[^\]]*)\[/url\]", "<a href=$1 target=_blank>$2</a>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[qt=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/qt]", "<embed src=$3 width=$1 height=$2 autoplay=true loop=false controller=true playeveryframe=false cache=false scale=TOFIT bgcolor=#000000 kioskmode=false targetcache=false pluginspage=http://www.apple.com/quicktime/>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[mp=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/mp]", "<object align=middle classid=CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95 class=OBJECT id=MediaPlayer width=$1 height=$2 ><param name=ShowStatusBar value=-1><param name=Filename value=$3><embed type=application/x-oleobject codebase=http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701 flename=mp src=$3  width=$1 height=$2></embed></object>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[rm=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/rm]", "<OBJECT classid=clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA class=OBJECT id=RAOCX width=$1 height=$2><PARAM NAME=SRC VALUE=$3><PARAM NAME=CONSOLE VALUE=Clip1><PARAM NAME=CONTROLS VALUE=imagewindow><PARAM NAME=AUTOSTART VALUE=true></OBJECT><br><OBJECT classid=CLSID:CFCDAA03-8BE4-11CF-B84B-0020AFBBCCFA height=32 id=video2 width=$1><PARAM NAME=SRC VALUE=$3><PARAM NAME=AUTOSTART VALUE=-1><PARAM NAME=CONTROLS VALUE=controlpanel><PARAM NAME=CONSOLE VALUE=Clip1></OBJECT>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[url\](?<x>[^\]]*)\[/url\]", "<a href=$1 target=_blank>$1</a>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[email=(?<x>[^\]]*)\](?<y>[^\]]*)\[/email\]", "<a href=$1>$2</a>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[email\](?<x>[^\]]*)\[/email\]", "<a href=$1>$1</a>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[flash](?<x>[^\]]*)\[/flash]", "<OBJECT codeBase=http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=4,0,2,0 classid=clsid:D27CDB6E-AE6D-11cf-96B8-444553540000 width=500 height=400><PARAM NAME=movie VALUE=""$1""><PARAM NAME=quality VALUE=high><embed src=""$1"" quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width=500 height=400>$1</embed></OBJECT>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\", "<a href=""$1"" target=""_blank""><IMG SRC=""$1"" border=0></a>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[color=(?<x>[^\]]*)\](?<y>[^\]]*)\[/color\]", "<font color=$1>$2</font>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[face=(?<x>[^\]]*)\](?<y>[^\]]*)\[/face\]", "<font face=$1>$2</font>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[size=1\](?<x>[^\]]*)\[/size\]", "<font size=1>$1</font>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[size=2\](?<x>[^\]]*)\[/size\]", "<font size=2>$1</font>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[size=3\](?<x>[^\]]*)\[/size\]", "<font size=3>$1</font>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[size=4\](?<x>[^\]]*)\[/size\]", "<font size=4>$1</font>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[align=(?<x>[^\]]*)\](?<y>[^\]]*)\[/align\]", "<align=$1>$2</align>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[fly](?<x>[^\]]*)\[/fly]", "<marquee width=90% behavior=alternate scrollamount=3>$1</marquee>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[move](?<x>[^\]]*)\[/move]", "<marquee scrollamount=3>$1</marquee>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[glow=(?<x>[^\]]*),(?<y>[^\]]*),(?<z>[^\]]*)\](?<w>[^\]]*)\[/glow\]", "<table width=$1 style='filter:glow(color=$2, strength=$3)'>$4</table>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[shadow=(?<x>[^\]]*),(?<y>[^\]]*),(?<z>[^\]]*)\](?<w>[^\]]*)\[/shadow\]", "<table width=$1 style='filter:shadow(color=$2, strength=$3)'>$4</table>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[b\](?<x>[^\]]*)\[/b\]", "<b>$1</b>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[i\](?<x>[^\]]*)\[/i\]", "<i>$1</i>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[u\](?<x>[^\]]*)\[/u\]", "<u>$1</u>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[list\](?<x>[^\]]*)\[/list\]", "<ul>$1</ul>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[list=1\](?<x>[^\]]*)\[/list\]", "<ol type=1>$1</ol id=1>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[list=a\](?<x>[^\]]*)\[/list\]", "<ol type=a>$1</ol id=a>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[\*\](?<x>[^\]]*)\[/\*\]", "<li>$1</li>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\", "以下内容为引用：<table border='0' width='90%' style='TABLE-LAYOUT: fixed' cellpadding='10' cellspacing='1' bgcolor='#000000'><tr><td bgcolor='#FFFFFF'>$1</td></tr></table>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[gif](?<x>[^\]]*)\[/gif]", "<IMG SRC='images/icon/Gif.gif' border=0>此主题相关图片如下：<br><a href=""$1"" target=""_blank""><IMG SRC=""$1"" border=0></a><br>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[jpg](?<x>[^\]]*)\[/jpg]", "<IMG SRC='images/icon/Jpg.gif' border=0>此主题相关图片如下：<br><a href=""$1"" target=""_blank""><IMG SRC=""$1"" border=0></a><br>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[zip](?<x>[^\]]*)\[/zip]", "<a href=""$1"" target=""_blank""><IMG SRC='images/icon/Zip.gif' border=0>请点击此处下载</a><br>", RegexOptions.IgnoreCase)
                chr = Regex.Replace(chr, "\[rar](?<x>[^\]]*)\[/rar]", "<a href=""$1"" target=""_blank""><IMG SRC='images/icon/Rar.gif' border=0>请点击此处下载</a><br>", RegexOptions.IgnoreCase)

                chr = Regex.Replace(chr, "\[br\]", "<br>", RegexOptions.IgnoreCase)                Return (chr)
            End If
        End Function
        '////convers end////    End Class

解决方案 »

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public string UbbToHtml(string str)
{
Regex my=new Regex(@"(\[IMG\])(.[^\[]*)(\[\/IMG\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<a href=""$2"" target=_blank><IMG SRC=""$2"" border=0 alt=按此在新窗口浏览图片 onload=""javascript:if(this.width>screen.width-333)this.width=screen.width-333""></a>"); my=new Regex(@"\[DIR=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/DIR]",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<object classid=clsid:166B1BCA-3F9C-11CF-8075-444553540000 codebase=http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab#version=7,0,2,0 width=$1 height=$2><param name=src value=$3><embed src=$3 pluginspage=http://www.macromedia.com/shockwave/download/ width=$1 height=$2></embed></object>"); my=new Regex(@"\[QT=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/QT]",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<embed src=$3 width=$1 height=$2 autoplay=true loop=false controller=true playeveryframe=false cache=false scale=TOFIT bgcolor=#000000 kioskmode=false targetcache=false pluginspage=http://www.apple.com/quicktime/>"); my=new Regex(@"\[MP=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/MP]",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<object align=middle classid=CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95 class=OBJECT id=MediaPlayer width=$1 height=$2 ><param name=ShowStatusBar value=-1><param name=Filename value=$3><embed type=application/x-oleobject codebase=http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701 flename=mp src=$3  width=$1 height=$2></embed></object>"); my=new Regex(@"\[RM=*([0-9]*),*([0-9]*)\](.[^\[]*)\[\/RM]",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<OBJECT classid=clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA class=OBJECT id=RAOCX width=$1 height=$2><PARAM NAME=SRC VALUE=$3><PARAM NAME=CONSOLE VALUE=Clip1><PARAM NAME=CONTROLS VALUE=imagewindow><PARAM NAME=AUTOSTART VALUE=true></OBJECT><br><OBJECT classid=CLSID:CFCDAA03-8BE4-11CF-B84B-0020AFBBCCFA height=32 id=video2 width=$1><PARAM NAME=SRC VALUE=$3><PARAM NAME=AUTOSTART VALUE=-1><PARAM NAME=CONTROLS VALUE=controlpanel><PARAM NAME=CONSOLE VALUE=Clip1></OBJECT>"); my=new Regex(@"(\[FLASH\])(.[^\[]*)(\[\/FLASH\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<OBJECT codeBase=http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=4,0,2,0 classid=clsid:D27CDB6E-AE6D-11cf-96B8-444553540000 width=500 height=400><PARAM NAME=movie VALUE=""$2""><PARAM NAME=quality VALUE=high><embed src=""$2"" quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width=500 height=400>$2</embed></OBJECT>"); my=new Regex(@"(\[ZIP\])(.[^\[]*)(\[\/ZIP\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<br><IMG SRC=pic/zip.gif border=0> <a href=""$2"">点击下载该文件</a>"); my=new Regex(@"(\[RAR\])(.[^\[]*)(\[\/RAR\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<br><IMG SRC=pic/rar.gif border=0> <a href=""$2"">点击下载该文件</a>"); my=new Regex(@"(\[UPLOAD=(.[^\[]*)\])(.[^\[]*)(\[\/UPLOAD\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<br><IMG SRC=""pic/$2.gif"" border=0>此主题相关图片如下：<br><A HREF=""$3"" TARGET=_blank><IMG SRC=""$3"" border=0 alt=按此在新窗口浏览图片 onload=""javascript:if(this.width>screen.width-333)this.width=screen.width-333""></A>"); my= new Regex(@"(\[URL\])(http:\/\/.[^\[]*)(\[\/URL\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<A HREF=""$2"" TARGET=_blank>$2</A>"); my=new Regex(@"(\[URL\])(.[^\[]*)(\[\/URL\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<A HREF=""http://$2"" TARGET=_blank>$2</A>"); my=new Regex(@"(\[URL=(http:\/\/.[^\[]*)\])(.[^\[]*)(\[\/URL\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<A HREF=""$2"" TARGET=_blank>$3</A>"); my=new Regex(@"(\[URL=(.[^\[]*)\])(.[^\[]*)(\[\/URL\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<A HREF=""http://$2"" TARGET=_blank>$3</A>"); my=new Regex(@"(\[EMAIL\])(\S+\@.[^\[]*)(\[\/EMAIL\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<A HREF=""mailto:$2"">$2</A>"); my=new Regex(@"(\[EMAIL=(\S+\@.[^\[]*)\])(.[^\[]*)(\[\/EMAIL\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<A HREF=""mailto:$2"" TARGET=_blank>$3</A>"); my=new Regex(@"^(HTTP://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"(HTTP://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)$",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"[^>=""](HTTP://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"^(FTP://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my= new Regex(@"(FTP://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)$",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"[^>=""](FTP://[A-Za-z0-9\.\/=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my= new Regex(@"^(RTSP://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my= new Regex(@"(RTSP://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)$",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"[^>=""](RTSP://[A-Za-z0-9\.\/=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"^(MMS://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>");
my= new Regex(@"(MMS://[A-Za-z0-9\./=\?%\-&_~`@':+!]+)$",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"[^>=""](MMS://[A-Za-z0-9\.\/=\?%\-&_~`@':+!]+)",RegexOptions.IgnoreCase);
str = my.Replace(str,@"<a target=_blank href=$1>$1</a>"); my=new Regex(@"(\[HTML\])(.[^\[]*)(\[\/HTML\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<table width='100%' border='0' cellspacing='0' cellpadding='6' bgcolor=''><td><b>以下内容为程序代码:</b><br>$2</td></table>"); my=new Regex(@"(\[CODE\])(.[^\[]*)(\[\/CODE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<table width='100%' border='0' cellspacing='0' cellpadding='6' bgcolor=''><td><b>以下内容为程序代码:</b><br>$2</td></table>"); my=new Regex(@"(\[COLOR=(.[^\[]*)\])(.[^\[]*)(\[\/COLOR\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<font COLOR=$2>$3</font>"); my=new Regex(@"(\[FACE=(.[^\[]*)\])(.[^\[]*)(\[\/FACE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<font FACE=$2>$3</font>"); my=new Regex(@"(\[ALIGN=(.[^\[]*)\])(.*)(\[\/ALIGN\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<div ALIGN=$2>$3</div>"); my=new Regex(@"(\[QUOTE\])(.*)(\[\/QUOTE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<table cellpadding=0 cellspacing=0 border=0 WIDTH=94% bgcolor=#000000 align=center><tr><td><table width=100% cellpadding=5 cellspacing=1 border=0><TR><TD BGCOLOR=''>$2</table></table><br>"); my=new Regex(@"(\[MOVE\])(.*)(\[\/MOVE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<MARQUEE scrollamount=3>$2</marquee>"); my=new Regex(@"\[GLOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)\](.[^\[]*)\[\/GLOW]",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<table width=$1 style=""filter:glow(color=$2, strength=$3)"">$4</table>"); my=new Regex(@"\[SHADOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)\](.[^\[]*)\[\/SHADOW]",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<table width=$1 style=""filter:shadow(color=$2, strength=$3)"">$4</table>"); my=new Regex(@"(\[I\])(.[^\[]*)(\[\/I\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<i>$2</i>"); my=new Regex(@"(\[B\])(.[^\[]*)(\[\/U\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<u>$2</u>"); my=new Regex(@"(\[B\])(.[^\[]*)(\[\/B\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<b>$2</b>"); my=new Regex(@"(\[FLY\])(.[^\[]*)(\[\/FLY\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<marquee>$2</marquee>"); my=new Regex(@"(\[SIZE=1\])(.[^\[]*)(\[\/SIZE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<font size=1>$2</font>"); my=new Regex(@"(\[SIZE=2\])(.[^\[]*)(\[\/SIZE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<font size=2>$2</font>"); my=new Regex(@"(\[SIZE=3\])(.[^\[]*)(\[\/SIZE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<font size=3>$2</font>"); my=new Regex(@"(\[SIZE=4\])(.[^\[]*)(\[\/SIZE\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<font size=4>$2</font>"); my=new Regex(@"(\[CENTER\])(.[^\[]*)(\[\/CENTER\])",RegexOptions.IgnoreCase);
str=my.Replace(str,@"<center>$2</center>"); return str;
}