//校验用户名密码（对Session匹配，或数据库数据匹配）
private bool ValidateTicket(string encryptToken)
{
//解密Ticket
var strTicket = FormsAuthentication.Decrypt(encryptToken).UserData;
//从Ticket里面获取用户名和密码
var index = strTicket.IndexOf("&");
string userName = strTicket.Substring(0, index);
string password = strTicket.Substring(index + 1);
//取得session，不通过说明用户退出，或者session已经过期
//var token = HttpContext.Current.Session[userName];
var token = MembercacheHelper.GetCache(userName);
if (token == null)
{
return(false);
}
//对比session中的令牌
if (token.ToString() == encryptToken)
{
return(true);
}
return(false);
}
public TokenData Login(string userName, string password)
{
//实际场景应该到数据库进行校验
if (userName == "123" && password == "123")
{
FormsAuthenticationTicket ticket = new FormsAuthenticationTicket(0, userName, DateTime.Now,
DateTime.Now.AddHours(1), true, string.Format("{0}&{1}", userName, password),
FormsAuthentication.FormsCookiePath);
//返回登录结果、用户信息、用户验证票据信息
var token = FormsAuthentication.Encrypt(ticket);
//将身份信息保存在session中，验证当前请求是否是有效请求
//HttpContext.Current.Session[userName] = token;
//将身份信息保存在Membercache中，验证当前请求是否是有效请求
MembercacheHelper.AddCache(userName, token, 10);
try
{
var m = MembercacheHelper.GetCache(userName).ToString();
}
catch (Exception ex)
{
TokenData tokendata1 = new TokenData()
{
ErrorCode = -1, Message = ex.ToString(), Token = ""
};
return(tokendata1);
}
//写入cooike
HttpCookie tokenCookie = new HttpCookie("Token");
tokenCookie.Value = token;
tokenCookie.Expires = DateTime.Now.Add(new TimeSpan(24, 0, 0));
tokenCookie.Path = "/";
HttpContext.Current.Response.AppendCookie(tokenCookie);
TokenData tokendata = new TokenData()
{
ErrorCode = 0, Message = "登录成功", Token = token
};
return(tokendata);
}
else
{
TokenData tokendata = new TokenData()
{
ErrorCode = -1, Message = "用户名或密码错误", Token = ""
};
return(tokendata);
}
}
