/// <summary>
/// 尝试登录（会先注销当前已用户）
/// </summary>
/// <param name="login_name">用户名</param>
/// <param name="password">密码</param>
/// <returns></returns>
internal static bool TrySignIn(string login_name, string password, bool autoLogin = false)
{
iHealthEntities db = new iHealthEntities();
//先通过调用数据库存储过程来判断用户密码是否正确
var result = new System.Data.Entity.Core.Objects.ObjectParameter("iscorrect", typeof(string));
var user_id = new System.Data.Entity.Core.Objects.ObjectParameter("user_id", typeof(int));
db.VeryfyPassword(login_name, password, result, user_id);
if (result.Value.ToString().Equals("T"))//密码正确
{
//注销之前用户
SignOut();
//获取用户详细信息
var user = db.USERINFO.Find((int)user_id.Value);
if (user == null)
{
return(false);
}
//如果启用自动登录，则将包含登录信息的Cookie存入客户端，
//以便用户下次访问时通过读取Cookie来自动调用此方法登入系统
if (autoLogin)
{
//创建一个FormsAuthenticationTicket，它包含登录名以及额外的用户数据。
var data = new TicketUserData(user.LOGIN_NM, user.PASSWORD);
var ticket = new FormsAuthenticationTicket
(1, user.USER_ID.ToString(), DateTime.Now,
DateTime.Now.AddDays(7), true, data.ToString());
//加密Ticket，变成一个加密的字符串。
var cookieValue = FormsAuthentication.Encrypt(ticket);
//根据加密结果创建登录Cookie
var cookie = new HttpCookie(FormsAuthentication.FormsCookieName, cookieValue)
{
HttpOnly = true,
Secure = FormsAuthentication.RequireSSL,
Domain = FormsAuthentication.CookieDomain,
Path = FormsAuthentication.FormsCookiePath
};
cookie.Expires = DateTime.Now.AddDays(7);
//写登录Cookie
HttpContext.Current.Response.Cookies.Remove(cookie.Name);
HttpContext.Current.Response.Cookies.Add(cookie);
}
// 设置Session值
HttpContext.Current.Session[loginID] = user.USER_ID;
HttpContext.Current.Session[currentUser] = user;
HttpContext.Current.Session[loginIP] = CurrentUserIPAddress;
switch ((GroupType)user.GROUP_ID)
{
case GroupType.Patient:
HttpContext.Current.Session[personInfoPage] = "Patient";
break;
case GroupType.Doctor:
HttpContext.Current.Session[personInfoPage] = "Doctor";
break;
case GroupType.SupeAdmin:
case GroupType.WebAccendant:
case GroupType.CodeAccendant:
case GroupType.DataAccendant:
default:
HttpContext.Current.Session[personInfoPage] = "Home";
break;
}
return(true);
}
return(false);
}
