/// <summary>
/// 生成一个多键cookie.
/// </summary>
/// <param name="cookieName">cookie 文件名</param>
/// <param name="arrKey">cookie的键数组</param>
/// <param name="arrValue">键值数组</param>
/// <param name="request"></param>
/// <param name="response"></param>
/// <param name="server"></param>
/// <returns>生成成功则返回真, 否则返回假</returns>
public static bool GenCookie(string cookieName, string[] arrKey, string[] arrValue,
System.Web.HttpRequest request, System.Web.HttpResponse response, System.Web.HttpServerUtility server)
{
if (CheckCookie(cookieName, request) == true)
{
if (!RemoveCookie(cookieName, request, response))
{
return(false);
}
}
if (arrKey.Length != arrValue.Length)
{
return(false);
}
System.Web.HttpCookie objCookie = new System.Web.HttpCookie(cookieName);
for (int i = 0; i < arrKey.Length; i++)
{
objCookie.Values[arrKey[i]] = server.UrlEncode(arrValue[i]);
}
try
{
response.AppendCookie(objCookie);
}
catch (Exception ex)
{
return(false);
}
return(true);
}
/// <summary>
/// 生成一个单键 cookie. 如果指定的名称已存在, 则删除原有cookie.
/// </summary>
/// <param name="cookieName">要生成的cookie名 </param>
/// <param name="value">键值 </param>
/// <param name="request"></param>
/// <param name="response"></param>
/// <param name="server"></param>
/// <returns>生成成功则返回真, 否则返回假.</returns>
public static bool GenCookie(string cookieName, string value, System.Web.HttpRequest request,
System.Web.HttpResponse response, System.Web.HttpServerUtility server)
{
if (CheckCookie(cookieName, request) == true)
{
if (!RemoveCookie(cookieName, request, response))
{
return(false);
}
}
System.Web.HttpCookie objCookie = new System.Web.HttpCookie(cookieName);
objCookie.Value = server.UrlEncode(value);
try
{
response.AppendCookie(objCookie);
}
catch (Exception ex)
{
return(false);
}
return(true);
}
/// <summary>
/// 删除一个cookie.
/// </summary>
/// <param name="cookieName">cookie名</param>
/// <param name="request"></param>
/// <param name="response"></param>
/// <returns>如果成功删除, 返回真, 否则返回假</returns>
public static bool RemoveCookie(string cookieName, System.Web.HttpRequest request, System.Web.HttpResponse response)
{
if (CheckCookie(cookieName, request) == false)
{
return(true);
}
System.Web.HttpCookie objCookie = request.Cookies[cookieName];
objCookie.Expires = DateTime.Now.AddMinutes(-1);
try
{
response.AppendCookie(objCookie);
}
catch (Exception ex)
{
return(false);
}
return(true);
}
/// <summary>
/// 修改一个多键cookie的值.
/// </summary>
/// <param name="cookieName"></param>
/// <param name="key"></param>
/// <param name="value"></param>
/// <param name="request"></param>
/// <param name="response"></param>
/// <param name="server"></param>
/// <returns></returns>
public static bool ChangeKeyValue(string cookieName, string key, string value, System.Web.HttpRequest request,
System.Web.HttpResponse response, System.Web.HttpServerUtility server)
{
if (CheckCookie(cookieName, request) == false)
{
return(false);
}
try
{
System.Web.HttpCookie objCookie = request.Cookies[cookieName];
objCookie.Values[key] = server.UrlEncode(value);
response.AppendCookie(objCookie);
}
catch (Exception ex)
{
return(false);
}
return(true);
}
/// <summary>
/// 设置一个cookie的过期时间
/// </summary>
/// <param name="cookieName"></param>
/// <param name="dtObsolete"></param>
/// <param name="request"></param>
/// <param name="response"></param>
/// <returns>设置成功返回真, 否则返回假</returns>
public static bool SetCookieExpire(string cookieName, DateTime dtObsolete,
System.Web.HttpRequest request, System.Web.HttpResponse response)
{
if (CheckCookie(cookieName, request) == false)
{
return(false);
}
System.Web.HttpCookie objCookie = request.Cookies[cookieName];
objCookie.Expires = dtObsolete;
try
{
response.AppendCookie(objCookie);
}
catch (Exception ex)
{
return(false);
}
return(true);
}