[C#]cookie

using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; ////// CookiesHelper 的摘要说明 ///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 }