/**
* Initialize a grant type validator
*
* @return an instance of OAuthValidator
* @throws OAuthProblemException
* @throws OAuthSystemException
*/
@Override
protected OAuthValidator<HttpServletRequest> initValidator()
throws OAuthProblemException, OAuthSystemException {
String requestTypeValue = getParam(OAuth.OAUTH_GRANT_TYPE);
if (OAuthUtils.isEmpty(requestTypeValue)) {
throw OAuthUtils.handleOAuthProblemException("Missing grant_type parameter value");
}
Class<? extends OAuthValidator<HttpServletRequest>> clazz =
OAuthServerConfiguration.getInstance()
.getSupportedGrantTypeValidators()
.get(requestTypeValue);
if (clazz == null) {
if (log.isDebugEnabled()) {
// Do not change this log format as these logs use by external applications
log.debug(
"Unsupported Grant Type : " + requestTypeValue + " for client id : " + getClientId());
}
throw OAuthUtils.handleOAuthProblemException("Invalid grant_type parameter value");
}
return OAuthUtils.instantiateClass(clazz);
}
private void setAuthorization(
TokenGrantInfo tokenGrantInfo, HttpServletRequest request, HttpServletResponse response)
throws OAuthProblemException {
isAuthorized = false;
checkTokenCurrentAndNotExpired(tokenGrantInfo);
OAuth2RSEndpoint requestEndpoint = findEndpointForRequest(request);
if (grantScopeMatchesRequest(tokenGrantInfo, requestEndpoint)) {
log.info("Verified token " + tokenGrantInfo.getAccessToken());
isAuthorized = true;
// If client has no refresh token and token is within the threshold time of expiring, push out
// expiry time
if ((!tokenGrantInfo.getHasRefreshToken())
&& tokenCloseToExpiring(tokenGrantInfo)
&& response != null) {
log.info("Requesting token expiry time be extended");
Optional<AccessTokenExpiryInfo> newExpiryInfo =
authService.extendAccessTokenExpirySeconds(tokenGrantInfo.getAccessToken());
if (newExpiryInfo.isPresent()) {
Map<String, Object> entries = Maps.newHashMap();
String accessTimeRemaining = newExpiryInfo.get().getAccessTokenTimeRemaining();
entries.put(OAuth.OAUTH_EXPIRES_IN, accessTimeRemaining);
log.info("Token will now expire in " + accessTimeRemaining + " seconds");
response.setHeader(OAuth.HeaderType.AUTHORIZATION, OAuthUtils.encodeOAuthHeader(entries));
}
}
return;
}
log.info("Could not find grant scope matching request");
throw OAuthProblemException.error(OAuthError.ResourceResponse.INSUFFICIENT_SCOPE);
}
protected OAuthAuthzResponse(HttpServletRequest request, OAuthClientValidator validator) {
this.request = request;
Map<String, String[]> params = request.getParameterMap();
for (Map.Entry<String, String[]> entry : params.entrySet()) {
String key = entry.getKey();
String[] values = entry.getValue();
if (!OAuthUtils.hasEmptyValues(values)) {
parameters.put(key, values[0]);
}
}
this.validator = validator;
}