/// <summary>
/// 创建Session
/// </summary>
/// <param name="currentSession"></param>
internal void Create(UserAuthSession currentSession)
{
using (var stream = new StreamWriter(_filePath, true, Encoding.UTF8))
{
stream.WriteLine(currentSession.ToString());
}
}
public async Task<ActionResult> Index(PassportLoginRequest model)
{
if (ModelState.IsValid == false)
{
//实体验证失败
return View(model);
}
var user = await UserManager.FindAsync(model.UserName, model.Password);
if (user == null)
{
ModelState.AddModelError("", "Invalid username or password.");
return View(model);
}
//获取当前未到期的Session
var currentSession = _authSessionService.GetValidAuthSession(model.AppKey, user.UserName);
if (currentSession == null)
{
currentSession = new UserAuthSession
{
AppKey = model.AppKey,
CreateTime = DateTime.Now,
InvalidTime = DateTime.Now.AddYears(1),
IpAddress = Request.UserHostAddress,
SessionKey = Guid.NewGuid().ToString().ToMd5(),
UserName = user.UserName
};
_authSessionService.Create(currentSession);
}
else
{
_authSessionService.RefreshSession(currentSession);
}
var redirectUrl = string.Format("{0}?SessionKey={1}&SessionUserName={2}",
"http://test.com",
currentSession.SessionKey,
user.UserName);
//跳转默认回调页面
return Redirect(redirectUrl);
}
public static UserAuthSession FromString(string strUser)
{
if (string.IsNullOrWhiteSpace(strUser))
{
throw new ArgumentNullException("user");
}
var arr = strUser.Split(',');
if (arr.Length != 6)
{
throw new InvalidOperationException("user is not valid");
}
var user = new UserAuthSession();
user.SessionKey = arr[0];
user.AppKey = arr[1];
user.UserName = arr[2];
user.IpAddress = arr[3];
user.InvalidTime = DateTime.Parse(arr[4]);
user.CreateTime = DateTime.Parse(arr[5]);
return user;
}
/// <summary>
/// 延长有效期
/// </summary>
/// <param name="session"></param>
internal void RefreshSession(UserAuthSession session)
{
string content;
var s = session.ToString();
session.InvalidTime=DateTime.Now.AddHours(2);
using (var read = new StreamReader(_filePath))
{
content = read.ReadToEnd().Replace(s, session.ToString());
}
using (var stream = new StreamWriter(_filePath, true, Encoding.UTF8))
{
stream.WriteLine(content);
}
}
