/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package demo.oauth.client.controllers;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;
import net.oauth.OAuth;
import net.oauth.OAuthAccessor;
import net.oauth.OAuthConsumer;
import net.oauth.OAuthMessage;
import net.oauth.OAuthServiceProvider;
import net.oauth.ParameterStyle;
import net.oauth.client.OAuthClient;
import net.oauth.client.URLConnectionClient;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import demo.oauth.client.model.OAuthParams;
@Controller
public class TemporaryCredentialsController {
@RequestMapping("/handleTemporaryCredentials")
public ModelAndView handleRequest(@ModelAttribute(value = "oAuthParams") OAuthParams oAuthParams,
HttpServletResponse response) {
OAuthServiceProvider provider;
OAuthConsumer consumer;
OAuthAccessor accessor;
OAuthClient client = new OAuthClient(new URLConnectionClient());
oAuthParams.setErrorMessage(null);
String temporaryCredentialsEndpointUrl = oAuthParams.getTemporaryCredentialsEndpoint();
if (temporaryCredentialsEndpointUrl == null || "".equals(temporaryCredentialsEndpointUrl)) {
oAuthParams.setErrorMessage("Missing temporary credentials endpoint url");
}
String clientId = oAuthParams.getClientID();
if (clientId == null || "".equals(clientId)) {
oAuthParams.setErrorMessage("Missing client identifier");
}
String secret = oAuthParams.getClientSecret();
if (secret == null || "".equals(secret)) {
oAuthParams.setErrorMessage("Missing client shared-secret");
}
if (oAuthParams.getErrorMessage() == null) {
provider = new OAuthServiceProvider(temporaryCredentialsEndpointUrl,
oAuthParams.getResourceOwnerAuthorizationEndpoint(), oAuthParams.getTokenRequestEndpoint());
consumer = new OAuthConsumer(null, clientId,
secret,
provider);
accessor = new OAuthAccessor(consumer);
Map<String, String> parameters = new HashMap<String, String>();
parameters.put(OAuth.OAUTH_SIGNATURE_METHOD, oAuthParams.getSignatureMethod());
parameters.put(OAuth.OAUTH_NONCE, UUID.randomUUID().toString());
parameters.put(OAuth.OAUTH_TIMESTAMP, String.valueOf(System.currentTimeMillis() / 1000));
parameters.put(OAuth.OAUTH_CALLBACK, oAuthParams.getCallbackURL());
parameters.put("realm", "private");
parameters.put("scope", "read_info modify_info");
try {
accessor.consumer
.setProperty(OAuthClient.PARAMETER_STYLE, ParameterStyle.AUTHORIZATION_HEADER);
client.getRequestToken(accessor, OAuthMessage.POST, parameters.entrySet());
} catch (Exception e) {
oAuthParams.setErrorMessage(e.toString());
}
oAuthParams.setOauthToken(accessor.requestToken);
oAuthParams.setOauthTokenSecret(accessor.tokenSecret);
Cookie cId = new Cookie("clientID", oAuthParams.getClientID());
Cookie cSec = new Cookie("clientSecret", oAuthParams.getClientSecret());
Cookie tokenSec = new Cookie("tokenSec", accessor.tokenSecret);
response.addCookie(cId);
response.addCookie(cSec);
response.addCookie(tokenSec);
}
ModelAndView modelAndView = new ModelAndView();
if (oAuthParams.getErrorMessage() != null) {
modelAndView.setViewName("temporaryCredentials");
} else {
modelAndView.setViewName("authorizeResourceOwner");
}
return modelAndView;
}
@RequestMapping("/temporaryCredentials")
public ModelAndView handleInternalRequest(
@ModelAttribute(value = "oAuthParams") OAuthParams oAuthParams) {
return new ModelAndView("temporaryCredentials");
}
}