/**
* 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 org.waveprotocol.box.expimp;
import java.io.IOException;
import java.net.URLEncoder;
import java.util.StringTokenizer;
import net.oauth.OAuthAccessor;
import net.oauth.OAuthConsumer;
import net.oauth.OAuthServiceProvider;
import org.apache.commons.codec.binary.Base64;
import com.google.wave.api.WaveService;
/**
* OAuth authorization through Robot and Data API.
*
* @author akaplanov@gmail.com (Andrew Kaplanov)
*/
public class OAuth {
private static final String REQUEST_URL_POSTFIX = "/robot/dataapi/oauth/OAuthGetRequestToken";
private static final String AUTH_URL_POSTFIX = "/robot/dataapi/oauth/OAuthAuthorizeToken";
private static final String ACCESS_URL_POSTFIX = "/robot/dataapi/oauth/OAuthGetAccessToken";
private static final String GET_ALL_TOKENS_URL_POSTFIX = "/robot/dataapi/oauth/OAuthGetAllTokens";
private static final String DATA_API_RPC_URL_POSTFIX = "/robot/dataapi/rpc";
private static final String ROBOT_RPC_URL_POSTFIX = "/robot/rpc";
private static final String THREE_LEGGED_API_CONSUMER_KEY = "anonymous";
private static final String THREE_LEGGED_API_CONSUMER_SECRET = "anonymous";
private final String serverUrl;
public OAuth(String serverUrl) {
this.serverUrl = serverUrl;
}
/**
* Performs 2-legged OAuth authorization through Robot API.
*
* @param service wave service.
* @param consumerKey robot consumer key.
* @param consumerSecret robot consumer secret.
*/
public String twoLeggedOAuth(WaveService service, String consumerKey, String consumerSecret) {
String rpcServerUrl = serverUrl + ROBOT_RPC_URL_POSTFIX;
service.setupOAuth(consumerKey, consumerSecret, rpcServerUrl);
return rpcServerUrl;
}
/**
* Performs 3-legged OAuth authorization through Data API.
*
* @param service wave service.
*/
public String threeLeggedOAuth(WaveService service) throws IOException {
Console.println("Paste this URL in your browser:\n" + serverUrl + GET_ALL_TOKENS_URL_POSTFIX);
Console.println("Type the code you received here: ");
String authorizationCode = new String(
Base64.decodeBase64(Console.readLine().getBytes("UTF-8")), "UTF-8");
StringTokenizer st = new StringTokenizer(authorizationCode);
String requestToken = st.nextToken();
String accessToken = st.nextToken();
String tokenSecret = st.nextToken();
String requestUrl = serverUrl + REQUEST_URL_POSTFIX;
String authUrl = serverUrl + AUTH_URL_POSTFIX;
String accessUrl = serverUrl + ACCESS_URL_POSTFIX;
OAuthServiceProvider provider = new OAuthServiceProvider(requestUrl
+ "?scope=" + URLEncoder.encode("", "utf-8"), authUrl, accessUrl);
OAuthConsumer consumer = new OAuthConsumer("", THREE_LEGGED_API_CONSUMER_KEY,
THREE_LEGGED_API_CONSUMER_SECRET, provider);
OAuthAccessor accessor = new OAuthAccessor(consumer);
accessor.requestToken = requestToken;
accessor.accessToken = accessToken;
accessor.tokenSecret = tokenSecret;
String rpcServerUrl = serverUrl + DATA_API_RPC_URL_POSTFIX;
service.setupOAuth(accessor, rpcServerUrl);
return rpcServerUrl;
}
}