public static bool IsExcluded(this RecaptchaValidationOptions recaptchaValidationOptions, IOwinContext owinContext, IOpenIdConnectRequest openIdConnectRequest)
{
var subnetExcluded = recaptchaValidationOptions.ExcludedSubnets.Any(excludedSubnet =>
{
var remoteClientIpAddress = owinContext.GetRemoteClientIpAddress();
IPAddress ipAaddress;
return(IPAddress.TryParse(remoteClientIpAddress, out ipAaddress) && excludedSubnet.Contains(ipAaddress));
});
if (subnetExcluded)
{
return(true);
}
if (openIdConnectRequest == null)
{
return(false);
}
var username = openIdConnectRequest.GetUsername();
if (!string.IsNullOrEmpty(username) && recaptchaValidationOptions.ExcludedUsernameExpression != null &&
recaptchaValidationOptions.ExcludedUsernameExpression.IsMatch(username))
{
return(true);
}
var tenant = openIdConnectRequest.GetTenant();
if (!string.IsNullOrEmpty(tenant) && recaptchaValidationOptions.ExcludedTenantExpression != null &&
recaptchaValidationOptions.ExcludedTenantExpression.IsMatch(tenant))
{
return(true);
}
var osVersion = openIdConnectRequest.GetOsVersion();
if (!string.IsNullOrEmpty(osVersion) && recaptchaValidationOptions.ExcludedOsVersionExpression != null &&
recaptchaValidationOptions.ExcludedOsVersionExpression.IsMatch(osVersion))
{
return(true);
}
return(false);
}
public static bool Matches(this RecaptchaValidationOptions recaptchaValidationOptions, IOwinContext owinContext)
{
var path = recaptchaValidationOptions.ProtectedPath;
return(!string.IsNullOrEmpty(path) && path.Equals(owinContext.ResourcePath(), StringComparison.OrdinalIgnoreCase));
}
