using System;
using System.DirectoryServices;
using System.Security.Principal; 
using System.Threading;  
using System.Web;
namespace IntoolsRev
{
	/// <summary>
	/// Summary description for User.
	/// </summary>
	abstract class CurrentUser
	{
		public static string getUserFullName()
		{
			WindowsPrincipal p = Thread.CurrentPrincipal as WindowsPrincipal;
			return GetFullName(p.Identity.Name);
		}
		private static string GetFullName(string strLogin)
		{
			string str = "";
			// Parse the string to check if domain name is present.
			int idx = strLogin.IndexOf('\\');
			if (idx == -1)
			{
				idx = strLogin.IndexOf('@');
			}

			string strDomain;
			string strName;

			if (idx != -1)
			{
				strDomain = strLogin.Substring(0, idx);
				strName = strLogin.Substring(idx+1);
			}
			else
			{
				strDomain = Environment.MachineName;
				strName = strLogin;
			}

			DirectoryEntry obDirEntry = null;
			try
			{
				obDirEntry = new DirectoryEntry("WinNT://" + strDomain + "/" + strName);
				System.DirectoryServices.PropertyCollection  coll = obDirEntry.Properties;
				object obVal = coll["FullName"].Value;
				str = obVal.ToString();
			}
			catch (Exception)
			{
				str = "";
				
			}
			return str;
		}			
	}
}