@RequestMapping("/")
public String index(Model model, OpenIDAuthenticationToken authentication) {
model.addAttribute(
"authenticated",
authentication != null
? OpenIDAuthenticationStatus.SUCCESS.equals(authentication.getStatus())
: Boolean.FALSE);
return "index";
}
/**
* {@inheritDoc}
*
* @see org.springframework.security.providers.openid.OpenIDAuthenticationProvider#authenticate(
* org.springframework.security.Authentication)
*/
@Override
public Authentication authenticate(Authentication authentication) throws AuthenticationException {
if (!supports(authentication.getClass())) {
return null;
}
if (authentication instanceof OpenIDAuthenticationToken) {
OpenIDAuthenticationToken response = (OpenIDAuthenticationToken) authentication;
OpenIDAuthenticationStatus status = response.getStatus();
// handle the various possibilites
if (status == OpenIDAuthenticationStatus.SUCCESS) {
// Lookup user details
final UserDetails userDetails;
try {
userDetails = this.userDetailsService.loadUserByUsername(response.getIdentityUrl());
} catch (final UsernameNotFoundException e) {
LOGGER.error("OpenID authentication successful but but no account exists.");
final User user = new User();
user.setUsername(response.getIdentityUrl());
for (OpenIDAttribute attribute : response.getAttributes()) {
LOGGER.debug(
"OpenIDAttribute: "
+ attribute.getType()
+ "; "
+ attribute.getName()
+ "; "
+ attribute.getValues());
if (UsedOpenIdAttribute.AX_FIRST_NAME
.getOpenIdAttribute()
.getName()
.equals(attribute.getName())) {
user.setFirstName(attribute.getValues().get(0));
} else if (UsedOpenIdAttribute.AX_LAST_NAME
.getOpenIdAttribute()
.getName()
.equals(attribute.getName())) {
user.setLastName(attribute.getValues().get(0));
} else if (UsedOpenIdAttribute.EMAIL
.getOpenIdAttribute()
.getName()
.equals(attribute.getName())) {
user.setEmail(attribute.getValues().get(0));
} else if (UsedOpenIdAttribute.FIRST_NAME
.getOpenIdAttribute()
.getName()
.equals(attribute.getName())
&& user.getFirstName() == null) {
user.setFirstName(attribute.getValues().get(0));
} else if (UsedOpenIdAttribute.LAST_NAME
.getOpenIdAttribute()
.getName()
.equals(attribute.getName())
&& user.getLastName() == null) {
user.setLastName(attribute.getValues().get(0));
}
}
if (StringUtils.isBlank(user.getFirstName()) && StringUtils.isBlank(user.getLastName())) {
for (OpenIDAttribute attribute : response.getAttributes()) {
if (UsedOpenIdAttribute.NAME_PERSON
.getOpenIdAttribute()
.getName()
.equals(attribute.getName())) {
user.setFirstName(attribute.getValues().get(0));
}
}
}
throw new AuthenticationSucessButMissingRegistrationException(
"User is authenticated via OpenID but no account exists, yet.", user);
}
return new OpenIDAuthenticationToken(
userDetails,
userDetails.getAuthorities(),
response.getIdentityUrl(),
response.getAttributes());
}
if (status == OpenIDAuthenticationStatus.CANCELLED) {
throw new AuthenticationCancelledException("Log in cancelled");
}
if (status == OpenIDAuthenticationStatus.ERROR) {
throw new AuthenticationServiceException("Error message from server: $response.message");
}
if (status == OpenIDAuthenticationStatus.FAILURE) {
throw new BadCredentialsException("Log in failed - identity could not be verified");
}
if (status == OpenIDAuthenticationStatus.SETUP_NEEDED) {
throw new AuthenticationServiceException(
"The server responded setup was needed, which shouldn't happen");
}
throw new AuthenticationServiceException("Unrecognized return value $status");
}
return null;
}