// authentication response
public Account verifyResponse(HttpServletRequest httpReq) throws ServletException {
try {
// extract the parameters from the authentication response
// (which comes in as a HTTP request from the OpenID provider)
ParameterList response = new ParameterList(httpReq.getParameterMap());
// retrieve the previously stored discovery information
DiscoveryInformation discovered =
(DiscoveryInformation) httpReq.getSession().getAttribute("openid-disc");
// extract the receiving URL from the HTTP request
StringBuffer receivingURL = httpReq.getRequestURL();
String queryString = httpReq.getQueryString();
if (queryString != null && queryString.length() > 0)
receivingURL.append("?").append(httpReq.getQueryString());
// verify the response; ConsumerManager needs to be the same
// (static) instance used to place the authentication request
VerificationResult verification =
manager.verify(receivingURL.toString(), response, discovered);
// examine the verification result and extract the verified
// identifier
Identifier verified = verification.getVerifiedId();
if (verified != null) {
// success
String accountName = AccountImpl.escape(verified.getIdentifier());
AbstractAccount account = (AbstractAccount) OpenIDRealm.instance.getAccount(accountName);
if (account == null) {
Database db = OpenIDRealm.instance.getDatabase();
org.exist.security.Subject currentSubject = db.getSubject();
try {
db.setSubject(db.getSecurityManager().getSystemSubject());
// XXX: set OpenID group by default
account =
(AbstractAccount)
OpenIDRealm.instance.addAccount(
new UserAider(OpenIDRealm.instance.getId(), accountName));
} finally {
db.setSubject(currentSubject);
}
}
org.exist.security.Subject principal = new SubjectAccreditedImpl(account, verified);
AuthSuccess authSuccess = (AuthSuccess) verification.getAuthResponse();
authSuccess.getExtensions();
if (authSuccess.hasExtension(SRegMessage.OPENID_NS_SREG)) {
MessageExtension ext = authSuccess.getExtension(SRegMessage.OPENID_NS_SREG);
if (ext instanceof SRegResponse) {
SRegResponse sregResp = (SRegResponse) ext;
for (Iterator iter = sregResp.getAttributeNames().iterator(); iter.hasNext(); ) {
String name = (String) iter.next();
if (LOG.isDebugEnabled()) LOG.debug(name + " : " + sregResp.getParameterValue(name));
principal.setMetadataValue(
AXSchemaType.valueOfNamespace(name), sregResp.getParameterValue(name));
}
}
}
if (authSuccess.hasExtension(AxMessage.OPENID_NS_AX)) {
FetchResponse fetchResp =
(FetchResponse) authSuccess.getExtension(AxMessage.OPENID_NS_AX);
List aliases = fetchResp.getAttributeAliases();
for (Iterator iter = aliases.iterator(); iter.hasNext(); ) {
String alias = (String) iter.next();
List values = fetchResp.getAttributeValues(alias);
if (values.size() > 0) {
if (LOG.isDebugEnabled()) LOG.debug(alias + " : " + values.get(0));
principal.setMetadataValue(AXSchemaType.valueOfAlias(alias), (String) values.get(0));
}
}
}
// update metadata
Database db = OpenIDRealm.instance.getDatabase();
org.exist.security.Subject currentSubject = db.getSubject();
try {
db.setSubject(db.getSecurityManager().getSystemSubject());
OpenIDRealm.instance.updateAccount(principal);
} finally {
db.setSubject(currentSubject);
}
OpenIDUtility.registerUser(principal);
return principal;
}
} catch (OpenIDException e) {
LOG.error(e);
} catch (ConfigurationException e) {
LOG.error(e);
} catch (PermissionDeniedException e) {
LOG.error(e);
} catch (EXistException e) {
LOG.error(e);
}
return null;
}