/***********************************************************************
 * 
 *  Copyright (C) 2005-2006 Novell, Inc. All Rights Reserved.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; version 2.1
 *  of the License.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Library Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, Novell, Inc.
 * 
 *  To contact Novell about this file by physical or electronic mail, 
 *  you may find current contact information at www.novell.com.
 * 
 ***********************************************************************/

using System;
using System.IO;
using System.Diagnostics;

namespace sscs.init
{
	/// <summary>
	/// Summary description for RegCredMgr.
	/// </summary>
	public class CredMgr
	{
		public CredMgr()
		{
		}

		public static void Install()
		{
			System.Diagnostics.Debug.WriteLine("CASA: attempting to register lcredmgr");
			string sExePath = GetRegSvrPath();
			if (sExePath != null)
			{	
				string sCredMgrPath = GetCredMgrPath();
				if (sCredMgrPath != null)
				{
					RunProcess(sExePath, "/i /n /s " + "\"" + sCredMgrPath + "\"");
				}
			}
		}

		public static void Uninstall()
		{
			System.Diagnostics.Debug.WriteLine("CASA: attempting to unregister lcredmgr");
			string sExePath = GetRegSvrPath();
			if (sExePath != null)
			{	
				string sCredMgrPath = GetCredMgrPath();
				if (sCredMgrPath != null)
				{
					RunProcess(sExePath, "/u /s " + "\"" + sCredMgrPath + "\"");
				}
			}

		}


		private static void RunProcess(string sProcess, string sArgs)
		{						
			if (sProcess != null)
			{
				try 
				{
					Process myProcess = new Process();
					ProcessStartInfo myProcessStartInfo = new ProcessStartInfo(sProcess);
					
					if (sArgs != null)
						myProcessStartInfo.Arguments = sArgs;

					myProcessStartInfo.UseShellExecute = false;	
					myProcess.StartInfo = myProcessStartInfo;					
					myProcess.Start();
					myProcess.WaitForExit();
					System.Diagnostics.Debug.WriteLine("Completed " + myProcess.ExitCode.ToString());
				}
				catch (Exception e)
				{
					System.Diagnostics.Debug.WriteLine(e.ToString());
				}
			}
		}


		private static string GetRegSvrPath()
		{
			string sPath = Environment.GetEnvironmentVariable("SystemRoot");
			if (sPath != null)
			{
				// look for regsvr32.exe
				if (File.Exists(sPath + "\\system32\\regsvr32.exe"))
				{
					return (sPath + "\\system32\\regsvr32.exe");
				}
				else
				{
					System.Diagnostics.Debug.WriteLine("Did not find regsvr32.exe");			
				}
			}
			else
			{
				System.Diagnostics.Debug.WriteLine("Did not find System path");
			}

			return null;
		}
		private static string GetCredMgrPath()
		{
			string sPath = Environment.GetEnvironmentVariable("ProgramFiles");
			if (sPath != null)
			{
				// look for regsvr32.exe
				if (File.Exists(sPath + "\\Novell\\CASA\\bin\\lcredmgr.dll"))
				{
					return (sPath + "\\Novell\\CASA\\bin\\lcredmgr.dll");
				}
				else
				{
					System.Diagnostics.Debug.WriteLine("Did not find lcredmgr.dll");
				}
			}
			else
			{
				System.Diagnostics.Debug.WriteLine("Did not find path to [ProgramFiles]");
			}

			return null;
		}
	}
}