private static IAppBuilder UseRecaptchaValidationEndpointCore(this IAppBuilder app,
RecaptchaValidationOptions options, bool enableRecaptcha)
{
if (app == null)
{
throw new ArgumentNullException(nameof(app));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
app.Map(options.ProtectedPath, challenge =>
{
challenge.UseRequestedChallengeType(options);
if (enableRecaptcha)
{
challenge.Use <RecaptchaValidationMiddleware>(options);
}
challenge.Run(ctx =>
{
ctx.Response.StatusCode = (int)HttpStatusCode.NoContent;
return(Task.FromResult(0));
});
});
return(app);
}
public RecaptchaValidationMiddleware(OwinMiddleware next, RecaptchaValidationOptions options)
: base(next)
{
_options = options;
}
/// <summary>
/// Serves the URL 'options.ProtectedPath' and will yield a Recaptcha challenge if shields are up
/// </summary>
public static IAppBuilder UseRecaptchaValidationEnabledEndpoint(this IAppBuilder app,
RecaptchaValidationOptions options)
{
return(app.UseRecaptchaValidationEndpointCore(options, true));
}
