/// <summary>
/// Determines whether the user's browser refuses to accept session cookies
/// </summary>
/// <returns>True if the browser does not allow session cookies, otherwise False</returns>
internal static bool GetUserDoesNotAllowSessionCookies()
{
CasAuthentication.Initialize();
// If the request has a gateway parameter but the cookie does not
// reflect the fact that gateway was attempted, then cookies must
// be disabled.
GatewayStatus status = CasAuthentication.GetGatewayStatus();
bool gatewayEnabled = CasAuthentication.Gateway;
bool gatewayWasNotAttempted = (status == GatewayStatus.NotAttempted);
bool requestHasGatewayParameter = GetRequestHasGatewayParameter();
bool cookiesRequiredUrlIsDefined = !string.IsNullOrEmpty(CasAuthentication.CookiesRequiredUrl);
bool requestIsNotCookiesRequiredUrl = cookiesRequiredUrlIsDefined && !GetRequestIsCookiesRequiredUrl();
bool result =
(
gatewayEnabled &&
gatewayWasNotAttempted &&
requestHasGatewayParameter &&
requestIsNotCookiesRequiredUrl
);
return(result);
}
/// <summary>
/// Determines whether the current request requires a Gateway authentication redirect
/// </summary>
/// <returns>True if the request requires Gateway authentication, otherwise False</returns>
internal static bool GetRequestRequiresGateway()
{
CasAuthentication.Initialize();
HttpContext context = HttpContext.Current;
HttpRequest request = context.Request;
GatewayStatus status = CasAuthentication.GetGatewayStatus();
bool gatewayEnabled = CasAuthentication.Gateway;
bool gatewayWasNotAttempted = (status == GatewayStatus.NotAttempted);
bool requestDoesNotHaveGatewayParameter = !GetRequestHasGatewayParameter();
bool cookiesRequiredUrlIsDefined = !string.IsNullOrEmpty(CasAuthentication.CookiesRequiredUrl);
bool requestIsNotCookiesRequiredUrl = !GetRequestIsCookiesRequiredUrl();
bool notAuthorizedUrlIsDefined = !String.IsNullOrEmpty(CasAuthentication.NotAuthorizedUrl);
bool requestIsNotAuthorizedUrl = notAuthorizedUrlIsDefined && request.RawUrl.StartsWith(UrlUtil.ResolveUrl(CasAuthentication.NotAuthorizedUrl), true, CultureInfo.InvariantCulture);
bool result =
(
gatewayEnabled &&
gatewayWasNotAttempted &&
requestDoesNotHaveGatewayParameter &&
cookiesRequiredUrlIsDefined &&
requestIsNotCookiesRequiredUrl &&
!requestIsNotAuthorizedUrl
);
return(result);
}