ubb.cs

一个功能完善的论坛系统,有数据库备分,希望对你有所帮助

using System; 
using System.Text; 
using System.Text.RegularExpressions; 
 
namespace bbs.Components
{ 
	/**//// <summary>  
	/// 功能：UBB代码 
	/// </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 UBBToHTML 
		/**//// <summary> 
		/// UBB代码处理函数 
		/// </summary> 
		/// <param name="detail">输入字符串</param> 
		/// <returns>输出字符串</returns> 
		public string UBBToHTML(string detail) 
		{ 
			Regex r; 
			Match m; 
 
			#region 处理[em]标记，处理心情图标  
			string EmotPath="/bbs/Skins/Default/emot/";        //路径可更改，图片名以em开头 
			detail = Regex.Replace(detail,@"\[em(.[^\[]*)\]",@"<img src="+EmotPath+"em$1.gif border=0>",RegexOptions.IgnoreCase);  
			#endregion 

			#region 处理[IMG][/IMG]标记 
			detail = Regex.Replace(detail,@"\[IMG\](?<x>[^\]]*)\[\/IMG\]",@"<IMG SRC=""$1"" border=0>",RegexOptions.IgnoreCase);  
			#endregion 
 
			#region 处理html标记 
			detail = detail.Replace("<","&lt;"); 
			detail = detail.Replace(">","&gt;"); 
			detail = detail.Replace("'","''");  
			#endregion             
 
			#region 处理空格 
			detail = detail.Replace(" ","&nbsp;"); 
			#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((&nbsp;)|　)+)(?<正文>\S+)",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.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 
			detail = detail.Replace("\r\n","<BR>"); 
 
			//unknown 
			//            sDetail = sDetail.Replace("\r\n","<BR><BR>");  
			//            sDetail = sDetail.Replace("\n","<BR>");  
			#endregion 
 
			#region 处理[b][/b]标记 
			//方法1 
			r = new Regex(@"(\[b\])([ \S\t]*?)(\[\/b\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(),"<B>" + m.Groups[2].ToString() + "</B>"); 
			}         
			//方法2 
			//            detail = Regex.Replace(detail,@"\[b\](?<x>[^\]]*)\[/b\]",@"<b>$1</b>",RegexOptions.IgnoreCase);  
			#endregion 
         
			#region 处理[i][/i]标记 
			//方法1 
			r = new Regex(@"(\[i\])([ \S\t]*?)(\[\/i\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(),"<I>" + m.Groups[2].ToString() + "</I>"); 
			} 
			//方法2             
			//            detail = Regex.Replace(detail,@"\[i\](?<x>[^\]]*)\[/i\]",@"<i>$1</i>",RegexOptions.IgnoreCase);              
			#endregion 
         
			#region 处理[U][/U]标记 
			//方法1 
			r = new Regex(@"(\[U\])([ \S\t]*?)(\[\/U\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(),"<U>" + m.Groups[2].ToString() + "</U>"); 
			} 
			//方法2         
			//            detail = Regex.Replace(detail,@"\[u\](?<x>[^\]]*)\[/u\]",@"<u>$1</u>",RegexOptions.IgnoreCase);                          
			#endregion 
             
			#region 处理[p][/p]标记         
			r = new Regex(@"((\r\n)*\[p\])(.*?)((\r\n)*\[\/p\])",RegexOptions.IgnoreCase|RegexOptions.Singleline); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(),"<P class=\"pstyle\">" + m.Groups[3].ToString() + "</P>"); 
			} 
			#endregion 
 
			#region 处理[div][/div]标记 
			detail = Regex.Replace(detail,@"\[center\](.[^\[]*)\[\/center\]",@"<div align=center>$1</div>",RegexOptions.IgnoreCase);              
			#endregion 
 
			#region 处理[font=xxx][/font]标记         
			r = new Regex(@"(\[font=([\S]+)\])([ \S\t]*?)(\[\/font\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(), 
					"<FONT FACE=" + m.Groups[2].ToString() + ">" +  
					m.Groups[3].ToString() + "</FONT>"); 
			} 
			#endregion 
 
			#region 处理[size=xxx][/size]标记         
			r = new Regex(@"(\[size=([1-7])\])([ \S\t]*?)(\[\/size\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(), 
					"<FONT SIZE=" + m.Groups[2].ToString() + ">" +  
					m.Groups[3].ToString() + "</FONT>"); 
			} 
			#endregion 
 
			#region 处理[color=xxx][/color]标记             
			r = new Regex(@"(\[color=([\S]+)\])([ \S\t]*?)(\[\/color\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(), 
					"<FONT COLOR=" + m.Groups[2].ToString() + ">" +  
					m.Groups[3].ToString() + "</FONT>"); 
			} 
			#endregion 
 
			#region 处理[H=x][/H]标记             
			r = new Regex(@"(\[H=([1-6])\])([ \S\t]*?)(\[\/H\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(), 
					"<H" + m.Groups[2].ToString() + ">" +  
					m.Groups[3].ToString() + "</H" + m.Groups[2].ToString() + ">"); 
			} 
			#endregion 
 
			#region 处理[fly][/fly]标记  
			detail = Regex.Replace(detail,@"\[fly\](.[^\[]*)\[\/fly\]",@"<marquee width=90% behavior=alternate scrollamount=3>$1</marquee>",RegexOptions.IgnoreCase);  
			#endregion 
 
			#region 处理[move][/move]标记  
			detail = Regex.Replace(detail,@"\[move\](.[^\[]*)\[\/move\]",@"<marquee scrollamount=3>$1</marquee>",RegexOptions.IgnoreCase);              
			#endregion 
 
			#region 处理[GLOW][/GLOW]标记  
			detail = Regex.Replace(detail,@"\[GLOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)\](.[^\[]*)\[\/GLOW\]",@"<div style=""width:$1px;filter:glow(color=$2, strength=$3)"">$4</div>",RegexOptions.IgnoreCase);  
			#endregion 
 
			#region 处理[SHADOW][/SHADOW]标记  
			detail = Regex.Replace(detail,@"\[SHADOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)\](.[^\[]*)\[\/SHADOW\]",@"<div style=""width:$1px;filter:shadow(color=$2, strength=$3)"">$4</div>",RegexOptions.IgnoreCase);  
			#endregion 
 
			#region 处理[sup][/sup]标记             
			r = new Regex(@"(\[sup\])([ \S\t]*?)(\[\/sup\])",RegexOptions.IgnoreCase); 
			for (m = r.Match(detail); m.Success; m = m.NextMatch())  
			{ 
				detail = detail.Replace(m.Groups[0].ToString(),"<SUP>" + m.Groups[2].ToString() + "</SUP>");