protected override async Task <AuthenticationTicket> AuthenticateCore()
{
_logger.WriteVerbose("AuthenticateCore");
IDictionary <string, string> cookies = Request.GetCookies();
string cookie;
if (!cookies.TryGetValue(Options.CookieName, out cookie))
{
_logger.WriteWarning("No cookie found");
return(null);
}
AuthenticationTicket model = Options.TicketDataHandler.Unprotect(cookie);
if (model == null)
{
_logger.WriteWarning("null model");
return(null);
}
DateTimeOffset currentUtc = Options.SystemClock.UtcNow;
DateTimeOffset?issuedUtc = model.Extra.IssuedUtc;
DateTimeOffset?expiresUtc = model.Extra.ExpiresUtc;
if (expiresUtc != null && expiresUtc.Value < currentUtc)
{
return(null);
}
if (issuedUtc != null && expiresUtc != null && Options.SlidingExpiration)
{
TimeSpan timeElapsed = currentUtc.Subtract(issuedUtc.Value);
TimeSpan timeRemaining = expiresUtc.Value.Subtract(currentUtc);
if (timeRemaining < timeElapsed)
{
_shouldRenew = true;
_renewIssuedUtc = currentUtc;
TimeSpan timeSpan = expiresUtc.Value.Subtract(issuedUtc.Value);
_renewExpiresUtc = currentUtc.Add(timeSpan);
}
}
var context = new FormsValidateIdentityContext(model);
await Options.Provider.ValidateIdentity(context);
return(new AuthenticationTicket(context.Identity, context.Extra));
}
protected override async Task <AuthenticationTicket> AuthenticateCore()
{
IDictionary <string, string> cookies = Request.GetCookies();
string cookie;
if (!cookies.TryGetValue(Options.CookieName, out cookie))
{
return(null);
}
var model = Options.TicketDataHandler.Unprotect(cookie);
if (model == null)
{
return(null);
}
DateTimeOffset currentUtc = DateTimeOffset.UtcNow;
DateTimeOffset?issuedUtc = model.Extra.IssuedUtc;
DateTimeOffset?expiresUtc = model.Extra.ExpiresUtc;
if (expiresUtc != null && expiresUtc.Value < currentUtc)
{
return(null);
}
if (issuedUtc != null && expiresUtc != null && Options.SlidingExpiration)
{
var timeElapsed = currentUtc.Subtract(issuedUtc.Value);
var timeRemaining = expiresUtc.Value.Subtract(currentUtc);
if (timeRemaining < timeElapsed)
{
_shouldRenew = true;
_renewIssuedUtc = currentUtc;
var timeSpan = expiresUtc.Value.Subtract(issuedUtc.Value);
_renewExpiresUtc = currentUtc.Add(timeSpan);
}
}
var command = new FormsValidateIdentityContext(model);
if (Options.Provider != null)
{
await Options.Provider.ValidateIdentity(command);
}
return(new AuthenticationTicket(command.Identity, command.Extra));
}
public Task ValidateIdentity(FormsValidateIdentityContext context)
{
return TaskAsyncHelper.Empty;
}
public virtual Task ValidateIdentity(FormsValidateIdentityContext context)
{
return(OnValidateIdentity.Invoke(context));
}
public virtual Task ValidateIdentity(FormsValidateIdentityContext context)
{
return OnValidateIdentity.Invoke(context);
}
