public async Task <UserSession> GetAsync(string id)
{
var value = await _distributedCache.GetStringAsync(GetSessionKey(id));
var data = ProtectionUtils.DeserializeAndUnprotect <IDictionary <string, string> >(value, _dataProtector);
return(new UserSession(id, data));
}
public void CreateIdCookie(UserSession session)
{
var cookieOptions = CreateCookieOptions();
var value = ProtectionUtils.SerializeAndProtect(session.Id, _dataProtector);
HttpContext.Response.Cookies.Append(CookieName, value, cookieOptions);
}
public string GetIdFromCookie()
{
if (!IsCookieExist)
{
return(null);
}
if (!HttpContext.Request.Cookies.TryGetValue(CookieName, out var value))
{
return(null);
}
return(string.IsNullOrWhiteSpace(value)
? null
: ProtectionUtils.DeserializeAndUnprotect <string>(value, _dataProtector));
}
public Task SetAsync(UserSession userSession)
{
if (userSession == null)
{
throw new ArgumentNullException(nameof(userSession));
}
var id = userSession.Id;
if (string.IsNullOrWhiteSpace(id))
{
throw new ArgumentException("Session id is empty.");
}
var session = ProtectionUtils.SerializeAndProtect(userSession.Data, _dataProtector);
return(_distributedCache.SetStringAsync(GetSessionKey(id), session));
}