private async Task <bool> InvokeReplyPathAsync()
        {
            if (!Options.CallbackPath.HasValue || Options.CallbackPath != Request.Path)
            {
                return(false);
            }
            var ticket = await AuthenticateAsync();

            if (ticket == null)
            {
                _logger.WriteWarning("Invalid return state, unable to redirect.");
                Response.StatusCode = 500;
                return(true);
            }

            var context = new PayPalReturnEndpointContext(Context, ticket)
            {
                SignInAsAuthenticationType = Options.SignInAsAuthenticationType,
                RedirectUri = ticket.Properties.RedirectUri
            };

            await Options.Provider.ReturnEndpoint(context);

            if (context.SignInAsAuthenticationType != null &&
                context.Identity != null)
            {
                var grantIdentity = context.Identity;
                if (!string.Equals(grantIdentity.AuthenticationType, context.SignInAsAuthenticationType, StringComparison.Ordinal))
                {
                    grantIdentity = new ClaimsIdentity(grantIdentity.Claims, context.SignInAsAuthenticationType, grantIdentity.NameClaimType, grantIdentity.RoleClaimType);
                }
                Context.Authentication.SignIn(context.Properties, grantIdentity);
            }

            if (context.IsRequestCompleted || context.RedirectUri == null)
            {
                return(context.IsRequestCompleted);
            }
            var redirectUri = context.RedirectUri;

            if (context.Identity == null)
            {
                // add a redirect hint that sign-in failed in some way
                redirectUri = WebUtilities.AddQueryString(redirectUri, "error", "access_denied");
            }
            Response.Redirect(redirectUri);
            context.RequestCompleted();

            return(context.IsRequestCompleted);
        }
 /// <summary>
 /// Invoked prior to the <see cref="System.Security.Claims.ClaimsIdentity"/> being saved in a local cookie and the browser being redirected to the originally requested URL.
 /// </summary>
 /// <param name="context"></param>
 /// <returns>A <see cref="Task"/> representing the completed operation.</returns>
 public virtual Task ReturnEndpoint(PayPalReturnEndpointContext context)
 {
     return OnReturnEndpoint(context);
 }
Exemple #3
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 /// <summary>
 /// Invoked prior to the <see cref="System.Security.Claims.ClaimsIdentity"/> being saved in a local cookie and the browser being redirected to the originally requested URL.
 /// </summary>
 /// <param name="context"></param>
 /// <returns>A <see cref="Task"/> representing the completed operation.</returns>
 public virtual Task ReturnEndpoint(PayPalReturnEndpointContext context)
 {
     return(OnReturnEndpoint(context));
 }