websitepanel/WebsitePanel/Sources/Tools/WebsitePanel.AWStats.Viewer/Providers/AuthenticationProvider.cs
2014-04-01 19:42:10 -04:00

76 lines
2.8 KiB
C#

// Copyright (c) 2014, Outercurve Foundation.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// - Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// - Neither the name of the Outercurve Foundation nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using System;
using System.Configuration;
namespace WebsitePanel.AWStats.Viewer
{
/// <summary>
/// Summary description for AuthenticationProvider.
/// </summary>
public abstract class AuthenticationProvider
{
private static AuthenticationProvider objProvider;
public static AuthenticationProvider Instance
{
get
{
if (objProvider == null)
{
string providerType = ConfigurationManager.AppSettings["AWStats.AuthenticationProvider"];
if (providerType == null || providerType == "")
throw new Exception("AuthenticationProvider implementation type is not specified");
try
{
// instantiate provider
objProvider = (AuthenticationProvider)Activator.CreateInstance(Type.GetType(providerType));
}
catch (Exception ex)
{
throw new Exception(String.Format("Can not instantiate '{0}' authentication provider",
providerType), ex);
}
}
return objProvider;
}
}
public abstract AuthenticationResult AuthenticateUser(string domain, string username, string password);
}
public enum AuthenticationResult
{
OK,
WrongUsername,
WrongPassword,
DomainNotFound
}
}