cookies帮助类

using System;
using System.Collections.Generic;
using System.Text;
using System.Web;

namespace TLibrary.ObjectHelper
{
publicclass CookiesHelper
{

#region 获取Cookie

///<summary>
/// 获得Cookie的值
///</summary>
///<param name="cookieName"></param>
///<returns></returns>
publicstaticstring GetCookieValue(string cookieName)
{
return GetCookieValue(cookieName, null);
}

///<summary>
/// 获得Cookie的值
///</summary>
///<param name="cookieName"></param>
///<param name="key"></param>
///<returns></returns>
publicstaticstring GetCookieValue(string cookieName,string key)
{
HttpRequest request = HttpContext.Current.Request;
if (request !=null)
return GetCookieValue(request.Cookies[cookieName], key);
return"";
}

///<summary>
/// 获得Cookie的子键值
///</summary>
///<param name="cookie"></param>
///<param name="key"></param>
///<returns></returns>
publicstaticstring GetCookieValue(HttpCookie cookie, string key)
{
if (cookie !=null)
{
if (!string.IsNullOrEmpty(key) && cookie.HasKeys)
return cookie.Values[key];
else
return cookie.Value;
}
return"";
}

///<summary>
/// 获得Cookie
///</summary>
///<param name="cookieName"></param>
///<returns></returns>
publicstatic HttpCookie GetCookie(string cookieName)
{
HttpRequest request = HttpContext.Current.Request;
if (request !=null)
return request.Cookies[cookieName];
returnnull;
}

#endregion

#region 删除Cookie

///<summary>
/// 删除Cookie
///</summary>
///<param name="cookieName"></param>
publicstaticvoid RemoveCookie(string cookieName)
{
RemoveCookie(cookieName,null);
}

///<summary>
/// 删除Cookie的子键
///</summary>
///<param name="cookieName"></param>
///<param name="key"></param>
publicstaticvoid 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

///<summary>
/// 设置Cookie子键的值
///</summary>
///<param name="cookieName"></param>
///<param name="key"></param>
///<param name="value"></param>
publicstaticvoid SetCookie(string cookieName, string key, string value)
{
SetCookie(cookieName, key, value, null);
}

///<summary>
/// 设置Cookie值
///</summary>
///<param name="key"></param>
///<param name="value"></param>
publicstaticvoid SetCookie(string key, string value)
{
SetCookie(key, null, value, null);
}

///<summary>
/// 设置Cookie值和过期时间
///</summary>
///<param name="key"></param>
///<param name="value"></param>
///<param name="expires"></param>
publicstaticvoid SetCookie(string key, string value, DateTime expires)
{
SetCookie(key, null, value, expires);
}

///<summary>
/// 设置Cookie过期时间
///</summary>
///<param name="cookieName"></param>
///<param name="expires"></param>
publicstaticvoid SetCookie(string cookieName, DateTime expires)
{
SetCookie(cookieName, null, null, expires);
}

///<summary>
/// 设置Cookie
///</summary>
///<param name="cookieName"></param>
///<param name="key"></param>
///<param name="value"></param>
///<param name="expires"></param>
publicstaticvoid 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

///<summary>
/// 添加Cookie
///</summary>
///<param name="key"></param>
///<param name="value"></param>
publicstaticvoid AddCookie(string key, string value)
{
AddCookie(new HttpCookie(key, value));
}

///<summary>
/// 添加Cookie
///</summary>
///<param name="key"></param>
///<param name="value"></param>
///<param name="expires"></param>
publicstaticvoid AddCookie(string key, string value, DateTime expires)
{
HttpCookie cookie =new HttpCookie(key, value);
cookie.Expires = expires;
AddCookie(cookie);
}

///<summary>
/// 添加为Cookie.Values集合
///</summary>
///<param name="cookieName"></param>
///<param name="key"></param>
///<param name="value"></param>
publicstaticvoid AddCookie(string cookieName,string key, string value)
{
HttpCookie cookie =new HttpCookie(cookieName);
cookie.Values.Add(key, value);
AddCookie(cookie);
}

///<summary>
/// 添加为Cookie集合
///</summary>
///<param name="cookieName">Cookie名称</param>
///<param name="expires">过期时间</param>
publicstaticvoid AddCookie(string cookieName, DateTime expires)
{
HttpCookie cookie =new HttpCookie(cookieName);
cookie.Expires = expires;
AddCookie(cookie);
}

///<summary>
/// 添加为Cookie.Values集合
///</summary>
///<param name="cookieName"></param>
///<param name="key"></param>
///<param name="value"></param>
///<param name="expires"></param>
publicstaticvoid AddCookie(string cookieName, string key, string value, DateTime expires)
{
HttpCookie cookie =new HttpCookie(cookieName);
cookie.Expires = expires;
cookie.Values.Add(key, value);
AddCookie(cookie);
}

///<summary>
/// 添加Cookie
///</summary>
///<param name="cookie"></param>
publicstaticvoid 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
}
}