/// <summary>
/// 收到刷新令牌
/// </summary>
/// <param name="obj"></param>
private Task ReceiveRefreshTokenAsync(AuthenticationTokenReceiveContext arg)
{
YFPLUS_RefreshToken model = null;
Guid ID = Guid.Parse(arg.Token);
using (DSCSYSEntities context = new DSCSYSEntities())
{
model = context.YFPLUS_RefreshToken.Find(ID);
if (model == null)
{
return(Task.FromResult(0));
}
context.YFPLUS_RefreshToken.Remove(model);
context.SaveChanges();
}
//解码保护资源
arg.DeserializeTicket(model.ProtectedTicket);
//因为原 Ticket 已经失效，所以才要刷新，这里需要新生成一个 Ticket 。
DateTime now = DateTime.UtcNow;
Dictionary <string, string> param = new Dictionary <string, string>();
foreach (var kv in arg.Ticket.Properties.Dictionary)
{
if (kv.Key != ".issued" && kv.Key != ".expires")
{
param.Add(kv.Key, kv.Value);
}
}
param.Add(".issued", now.ToString("R"));
param.Add(".expires", (now + AccessTokenExpireTimeSpan).ToString("R"));
AuthenticationTicket ticket = new AuthenticationTicket(arg.Ticket.Identity, new AuthenticationProperties(param));
arg.SetTicket(ticket);
return(Task.FromResult(0));
}
/// <summary>
/// 将核心信息保存到数据库中，并返回 RefreshTokenID
/// </summary>
/// <param name="client_id"></param>
/// <param name="user_id"></param>
/// <param name="ticket"></param>
/// <returns></returns>
private static string GetRefreshToken(int client_id, int?user_id, string ticket)
{
var now = DateTime.UtcNow;
YFPLUS_RefreshToken refreshTokenModel = new YFPLUS_RefreshToken()
{
ClientID = client_id,
UserID = user_id,
IssuedUtc = now,
ExpiresUtc = now.AddHours(3),
ProtectedTicket = ticket
};
using (DSCSYSEntities context = new DSCSYSEntities())
{
context.YFPLUS_RefreshToken.Add(refreshTokenModel);
context.SaveChanges();
}
string refreshToken = refreshTokenModel.ID.ToString("N");
return(refreshToken);
}
