public void afterPropertiesSet() throws Exception {
Assert.isTrue(
StringUtils.hasText(loginFormUrl) && UrlUtils.isValidRedirectUrl(loginFormUrl),
"loginFormUrl must be specified and must be a valid redirect URL");
if (useForward && UrlUtils.isAbsoluteUrl(loginFormUrl)) {
throw new IllegalArgumentException(
"useForward must be false if using an absolute loginFormURL");
}
Assert.notNull(portMapper, "portMapper must be specified");
Assert.notNull(portResolver, "portResolver must be specified");
}
protected String calculateRelativeRedirectUrl(final String contextPath, final String url) {
if (UrlUtils.isAbsoluteUrl(url)) {
String relUrl = url.substring(url.indexOf("://") + 3);
String modifiedContextPath = contextPath;
final String urlEncodingAttributes =
getSessionService().getAttribute(WebConstants.URL_ENCODING_ATTRIBUTES);
if (urlEncodingAttributes != null
&& !url.contains(urlEncodingAttributes)
&& modifiedContextPath.contains(urlEncodingAttributes)) {
modifiedContextPath = StringUtils.remove(modifiedContextPath, urlEncodingAttributes);
}
if (StringUtils.isEmpty(relUrl) || StringUtils.isEmpty(modifiedContextPath)) {
relUrl = "/";
} else {
relUrl =
relUrl.substring(relUrl.indexOf(modifiedContextPath) + modifiedContextPath.length());
}
return relUrl;
} else {
return url;
}
}
protected String buildRedirectUrlToLoginPage(
HttpServletRequest request,
HttpServletResponse response,
AuthenticationException authException) {
String loginForm = determineUrlToUseForThisRequest(request, response, authException);
if (UrlUtils.isAbsoluteUrl(loginForm)) {
return loginForm;
}
int serverPort = portResolver.getServerPort(request);
String scheme = request.getScheme();
RedirectUrlBuilder urlBuilder = new RedirectUrlBuilder();
urlBuilder.setScheme(scheme);
urlBuilder.setServerName(request.getServerName());
urlBuilder.setPort(serverPort);
urlBuilder.setContextPath(request.getContextPath());
urlBuilder.setPathInfo(loginForm);
if (forceHttps && "http".equals(scheme)) {
Integer httpsPort = portMapper.lookupHttpsPort(Integer.valueOf(serverPort));
if (httpsPort != null) {
// Overwrite scheme and port in the redirect URL
urlBuilder.setScheme("https");
urlBuilder.setPort(httpsPort.intValue());
} else {
logger.warn(
"Unable to redirect to HTTPS as no port mapping found for HTTP port " + serverPort);
}
}
return urlBuilder.getUrl();
}
