// extract the parameters from the request
ParameterList request = new ParameterList(httpReq.getParameterMap());
String mode = request.hasParameter("openid.mode") ? request.getParameterValue("openid.mode") : null;
Message response;
String responseText;
if ("associate".equals(mode)) {
// --- process an association request ---
response = manager.associationResponse(request);
responseText = response.keyValueFormEncoding();
} else if ("checkid_setup".equals(mode) || "checkid_immediate".equals(mode)) {
// interact with the user and obtain data needed to continue
List<?> userData = userInteraction(request);
String userSelectedClaimedId = (String) userData.get(0);
Boolean authenticatedAndApproved = (Boolean) userData.get(1);
String email = (String) userData.get(2);
// --- process an authentication request ---
AuthRequest authReq = AuthRequest.createAuthRequest(request, manager.getRealmVerifier());
response = manager.authResponse(request, null, userSelectedClaimedId, authenticatedAndApproved, false); // Sign after we added extensions.
if (response instanceof DirectError) {
return directResponse(httpResp, response.keyValueFormEncoding());
} else {
if (authReq.hasExtension(AxMessage.OPENID_NS_AX)) {
MessageExtension ext = authReq.getExtension(AxMessage.OPENID_NS_AX);
if (ext instanceof FetchRequest) {
FetchRequest fetchReq = (FetchRequest) ext;
Map<?, ?> required = fetchReq.getAttributes(true);
//Map optional = fetchReq.getAttributes(false);
if (required.containsKey("email")) {
Map<Object, Object> userDataExt = new HashMap<>();
//userDataExt.put("email", userData.get(3));
FetchResponse fetchResp = FetchResponse.createFetchResponse(fetchReq, userDataExt);
// (alternatively) manually add attribute values
fetchResp.addAttribute("email", "http://schema.openid.net/contact/email", email);
response.addExtension(fetchResp);
}
} else {
throw new UnsupportedOperationException("TODO");
}
}
if (authReq.hasExtension(SRegMessage.OPENID_NS_SREG)) {
MessageExtension ext = authReq.getExtension(SRegMessage.OPENID_NS_SREG);
if (ext instanceof SRegRequest) {
SRegRequest sregReq = (SRegRequest) ext;
List<?> required = sregReq.getAttributes(true);
//List optional = sregReq.getAttributes(false);
if (required.contains("email")) {
// data released by the user
Map<Object, Object> userDataSReg = new HashMap<>();
//userData.put("email", "user@example.com");
SRegResponse sregResp = SRegResponse.createSRegResponse(sregReq, userDataSReg);
// (alternatively) manually add attribute values
sregResp.addAttribute("email", email);
response.addExtension(sregResp);
}
} else {
throw new UnsupportedOperationException("TODO");
}
}
// Sign the auth success message.
if (response instanceof AuthSuccess) {
manager.sign((AuthSuccess) response);
}
// caller will need to decide which of the following to use:
// option1: GET HTTP-redirect to the return_to URL
return response.getDestinationUrl(true);
// option2: HTML FORM Redirection
//RequestDispatcher dispatcher =
// getServletContext().getRequestDispatcher("formredirection.jsp");
//httpReq.setAttribute("prameterMap", response.getParameterMap());
//httpReq.setAttribute("destinationUrl", response.getDestinationUrl(false));
//dispatcher.forward(request, response);
//return null;
}
} else if ("check_authentication".equals(mode)) {
// --- processing a verification request ---
response = manager.verify(request);
responseText = response.keyValueFormEncoding();
} else {
// --- error response ---
response = DirectError.createDirectError("Unknown request");
responseText = response.keyValueFormEncoding();
}
// return the result to the user
return responseText;
}