C#开发中Windows域认证登录2（扩展吉日嘎拉GPM系统）

上午写了一篇《C#开发中Windows域认证登录》，然后跟吉日嘎拉沟通了一下，还是把这个Windows AD用户登录的功能扩展到DotNet.Business中，重新命名为LDAP方式的登录，因为需要引用System.DirectoryServices，暂时用不到此功能的朋友，可以exclude此文件（DotNet.Business\WebUtilities\Utilities.LogOnLDAP.cs）。

<br/>//-----------------------------------------------------------------<br/>// All Rights Reserved , Copyright (C) 2013 , Hairihan TECH, Ltd .<br/>//-----------------------------------------------------------------<br/><br/>using System;<br/>using System.Collections.Generic;<br/>using System.Configuration;<br/>using System.Data;<br/>using System.Text;<br/>using System.Web;<br/>using System.Web.Caching;<br/>using System.Web.Security;<br/>using System.DirectoryServices;<br/>using DotNet.Utilities;<br/><br/>namespace DotNet.Business<br/>{<br/>    /// <summary><br/>    /// LDAP登录功能相关部分<br/>    /// </summary><br/>    public partial class Utilities<br/>    {<br/>        // LDAP域用户登录部分：包括Windows AD域用户登录<br/>        #region public static BaseUserInfo LogOnByLDAP(string domain, string lDAP, string userName, string password, string permissionCode, bool persistCookie, bool formsAuthentication, out string statusCode, out string statusMessage)<br/>        /// <summary><br/>        /// 验证LDAP用户<br/>        /// </summary><br/>        /// <param name="domain">域</param><br/>        /// <param name="lDAP">LDAP</param><br/>        /// <param name="userName">域用户名</param><br/>        /// <param name="password">域密码</param><br/>        /// <param name="permissionCode">权限编号</param><br/>        /// <param name="persistCookie">是否保存密码</param><br/>        /// <param name="formsAuthentication">表单验证，是否需要重定位</param><br/>        /// <param name="statusCode"></param><br/>        /// <param name="statusMessage"></param><br/>        /// <returns></returns><br/>        public static BaseUserInfo LogOnByLDAP(string domain, string lDAP, string userName, string password, string permissionCode, bool persistCookie, bool formsAuthentication, out string statusCode, out string statusMessage)<br/>        {<br/>            DirectoryEntry dirEntry = new DirectoryEntry();<br/>            dirEntry.Path = lDAP;<br/>            dirEntry.Username = domain + "\\" + userName;<br/>            dirEntry.Password = password;<br/>            dirEntry.AuthenticationType = AuthenticationTypes.Secure;<br/><br/>            try<br/>            {<br/>                DirectorySearcher dirSearcher = new DirectorySearcher(dirEntry);<br/>                dirSearcher.Filter = String.Format("(&(objectClass=user)(samAccountName={0}))", userName);<br/>                System.DirectoryServices.SearchResult result = dirSearcher.FindOne();<br/>                if (result != null)<br/>                {<br/>                    // 统一的登录服务<br/>                    DotNetService dotNetService = new DotNetService();<br/>                    BaseUserInfo userInfo = dotNetService.LogOnService.LogOnByUserName(Utilities.GetUserInfo(), userName, out statusCode, out statusMessage);<br/>                    // 检查身份<br/>                    if (statusCode.Equals(Status.OK.ToString()))<br/>                    {<br/>                        userInfo.IPAddress = GetIPAddressId();<br/><br/>                        bool isAuthorized = true;<br/>                        // 用户是否有哪个相应的权限<br/>                        if (!string.IsNullOrEmpty(permissionCode))<br/>                        {<br/>                            isAuthorized = dotNetService.PermissionService.IsAuthorized(user
Info, permissionCode, null);<br/>                        }<br/>                        // 有相应的权限才可以登录<br/>                        if (isAuthorized)<br/>                        {<br/>                            if (persistCookie)<br/>                            {<br/>                                // 相对安全的方式保存登录状态<br/>                                // SaveCookie(userName, password);<br/>                                // 内部单点登录方式<br/>                                SaveCookie(userInfo);<br/>                            }<br/>                            else<br/>                            {<br/>                                RemoveUserCookie();<br/>                            }<br/>                            LogOn(userInfo, formsAuthentication);<br/>                        }<br/>                        else<br/>                        {<br/>                            statusCode = Status.LogOnDeny.ToString();<br/>                            statusMessage = "访问被拒绝、您的账户没有后台管理访问权限。";<br/>                        }<br/>                    }<br/><br/>                    return userInfo;<br/>                }<br/>                else<br/>                {<br/>                    statusCode = Status.LogOnDeny.ToString();<br/>                    statusMessage = "应用系统用户不存在，请联系管理员。";<br/>                    return null;<br/>                }<br/>            }<br/>            catch (Exception e)<br/>            {<br/>                //Logon failure: unknown user name or bad password.<br/>                statusCode = Status.LogOnDeny.ToString();<br/>                statusMessage = "域服务器返回信息" + e.Message.Replace("\r\n", "");<br/>                return null;<br/>            }<br/><br/>            <br/>        }<br/>        #endregion<br/><br/>    }<br/>}<br/>

前端的登录文件-SigninLDAP.aspx，代码较多可参考Signin.aspx。