public async Task CreateAsync(AuthenticationTokenCreateContext context)
{
try
{
if (!context.Response.Headers.ContainsKey("Access-Control-Allow-Origin"))
context.Response.Headers.Add("Access-Control-Allow-Origin", new[] { "*" });
var clientid = context.Ticket.Properties.Dictionary["as:client_id"];
if (string.IsNullOrEmpty(clientid))
{
return;
}
var refreshTokenId = Helper.GetHash(ObjectId.GenerateNewId().ToString ());
var refreshTokenLifeTime = context.OwinContext.Get<string>("as:clientRefreshTokenLifeTime");
var token = new RefreshToken()
{
Token = refreshTokenId ,
ClientId = clientid,
Subject = context.Ticket.Identity.Name,
IssuedUtc = DateTime.UtcNow,
ExpiresUtc = DateTime.UtcNow.AddMinutes(Convert.ToDouble(refreshTokenLifeTime))
};
context.Ticket.Properties.IssuedUtc = token.IssuedUtc;
context.Ticket.Properties.ExpiresUtc = token.ExpiresUtc;
token.ProtectedTicket = context.SerializeTicket();
authRepository = new AuthService();
var result = await authRepository.AddRefreshToken(token);
if (result)
{
context.SetToken(refreshTokenId);
}
}
catch (Exception exp)
{ }
}
public async Task<bool> AddRefreshToken(RefreshToken token)
{
try
{
var query_subject = Builders<RefreshToken>.Filter.Eq(r => r.Subject, token.Subject);
var query_client = Builders<RefreshToken>.Filter.Eq(r => r.ClientId, token.ClientId);
var query = query_subject & query_client;
var existingToken = await mongoContext.RefreshTokens.Find(query).Limit(1).SingleOrDefaultAsync();
if (existingToken != null)
{
var result = await RemoveRefreshToken(existingToken);
}
await mongoContext.RefreshTokens.InsertOneAsync(token);
return true;
}
catch (Exception exp)
{ return false; }
}
public async Task<bool> RemoveRefreshToken(RefreshToken refreshToken)
{
return await RemoveRefreshToken(refreshToken.Token);
}
