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/*----------------------------------------------------------------// Copyright (C) 2010 *****

// 版权所有。 //// 文件名：CookiesHelper.cs// 文件功能描述：Cookies处理类//// // 创建标识：******//// 修改标识：// 修改描述：//// 修改标识：// 修改描述：//----------------------------------------------------------------*/using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Web;namespace *****TOOLS{    public class CookiesHelper    {        #region 获取Cookie        /// 
        /// 获得Cookie的值        /// 
        ///         /// 
           public static string GetCookieValue(string cookieName)        {            return GetCookieValue(cookieName, null);        }        /// 
        /// 获得Cookie的值        /// 
        ///         ///         /// 
           public static string GetCookieValue(string cookieName, string key)        {            HttpRequest request = HttpContext.Current.Request;            if (request != null)                return GetCookieValue(request.Cookies[cookieName], key);            return "";        }        /// 
        /// 获得Cookie的子键值        /// 
        ///         ///         /// 
           public static string GetCookieValue(HttpCookie cookie, string key)        {            if (cookie != null)            {                if (!string.IsNullOrEmpty(key) && cookie.HasKeys)                    return cookie.Values[key];                else                    return cookie.Value;            }            return "";        }        /// 
        /// 获得Cookie        /// 
        ///         /// 
           public static HttpCookie GetCookie(string cookieName)        {            HttpRequest request = HttpContext.Current.Request;            if (request != null)                return request.Cookies[cookieName];            return null;        }        #endregion        #region 删除Cookie        /// 
        /// 删除Cookie        /// 
        ///         public static void RemoveCookie(string cookieName)        {            RemoveCookie(cookieName, null);        }        /// 
        /// 删除Cookie的子键        /// 
        ///         ///         public static void RemoveCookie(string cookieName, string key)        {            HttpResponse response = HttpContext.Current.Response;            if (response != null)            {                HttpCookie cookie = response.Cookies[cookieName];                if (cookie != null)                {                    if (!string.IsNullOrEmpty(key) && cookie.HasKeys)                        cookie.Values.Remove(key);                    else                        response.Cookies.Remove(cookieName);                }            }        }        #endregion        #region 设置/修改Cookie        /// 
        /// 设置Cookie子键的值        /// 
        ///         ///         ///         public static void SetCookie(string cookieName, string key, string value)        {            SetCookie(cookieName, key, value, null);        }        /// 
        /// 设置Cookie值        /// 
        ///         ///         public static void SetCookie(string key, string value)        {            SetCookie(key, null, value, null);        }        /// 
        /// 设置Cookie值和过期时间        /// 
        ///         ///         ///         public static void SetCookie(string key, string value, DateTime expires)        {            SetCookie(key, null, value, expires);        }        /// 
        /// 设置Cookie过期时间        /// 
        ///         ///         public static void SetCookie(string cookieName, DateTime expires)        {            SetCookie(cookieName, null, null, expires);        }        /// 
        /// 设置Cookie        /// 
        ///         ///         ///         ///         public static void SetCookie(string cookieName, string key, string value, DateTime? expires)        {            HttpResponse response = HttpContext.Current.Response;            if (response != null)            {                HttpCookie cookie = response.Cookies[cookieName];                if (cookie != null)                {                    if (!string.IsNullOrEmpty(key) && cookie.HasKeys)                        cookie.Values.Set(key, value);                    else                        if (!string.IsNullOrEmpty(value))                            cookie.Value = value;                    if (expires != null)                        cookie.Expires = expires.Value;                    response.SetCookie(cookie);                }            }        }        #endregion        #region 添加Cookie        /// 
        /// 添加Cookie        /// 
        ///         ///         public static void AddCookie(string key, string value)        {            AddCookie(new HttpCookie(key, value));        }        /// 
        /// 添加Cookie        /// 
        ///         ///         ///         public static void AddCookie(string key, string value, DateTime expires)        {            HttpCookie cookie = new HttpCookie(key, value);            cookie.Expires = expires;            AddCookie(cookie);        }        /// 
        /// 添加为Cookie.Values集合        /// 
        ///         ///         ///         public static void AddCookie(string cookieName, string key, string value)        {            HttpCookie cookie = new HttpCookie(cookieName);            cookie.Values.Add(key, value);            AddCookie(cookie);        }        /// 
        /// 添加为Cookie集合        /// 
        /// Cookie名称        /// 过期时间        public static void AddCookie(string cookieName, DateTime expires)        {            HttpCookie cookie = new HttpCookie(cookieName);            cookie.Expires = expires;            AddCookie(cookie);        }        /// 
        /// 添加为Cookie.Values集合        /// 
        ///         ///         ///         ///         public static void AddCookie(string cookieName, string key, string value, DateTime expires)        {            HttpCookie cookie = new HttpCookie(cookieName);            cookie.Expires = expires;            cookie.Values.Add(key, value);            AddCookie(cookie);        }        /// 
        /// 添加Cookie        /// 
        ///         public static void AddCookie(HttpCookie cookie)        {            HttpResponse response = HttpContext.Current.Response;            if (response != null)            {                //指定客户端脚本是否可以访问[默认为false]                cookie.HttpOnly = true;                //指定统一的Path，比便能通存通取                cookie.Path = "/";                //设置跨域,这样在其它二级域名下就都可以访问到了                //cookie.Domain = "chinesecoo.com";                response.AppendCookie(cookie);            }        }        #endregion    }}

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