private async Task <AuthenticationTicket> DeserializeRefreshTokenAsync(string token, OpenIdConnectRequest request)
{
var notification = new DeserializeRefreshTokenContext(Context, Scheme, Options, request, token)
{
DataFormat = Options.RefreshTokenFormat
};
await Provider.DeserializeRefreshToken(notification);
if (notification.IsHandled || notification.Ticket != null)
{
notification.Ticket?.SetTokenUsage(OpenIdConnectConstants.TokenUsages.RefreshToken);
return(notification.Ticket);
}
if (notification.DataFormat == null)
{
throw new InvalidOperationException("A data formatter must be provided.");
}
var ticket = notification.DataFormat.Unprotect(token);
if (ticket == null)
{
Logger.LogTrace("The received token was invalid or malformed: {Token}.", token);
return(null);
}
// Note: since the data formatter relies on a data protector using different "purposes" strings
// per token type, the ticket returned by Unprotect() is guaranteed to be a refresh token.
ticket.SetTokenUsage(OpenIdConnectConstants.TokenUsages.RefreshToken);
Logger.LogTrace("The refresh token '{Token}' was successfully validated using " +
"the specified token data format: {Claims} ; {Properties}.",
token, ticket.Principal.Claims, ticket.Properties.Items);
return(ticket);
}
/// <summary> /// Represents an event called when deserializing a refresh token. /// </summary> /// <param name="context">The context instance associated with this event.</param> /// <returns>A <see cref="Task"/> that can be used to monitor the asynchronous operation.</returns> public virtual Task DeserializeRefreshToken(DeserializeRefreshTokenContext context) => OnDeserializeRefreshToken(context);