/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.keycloak.social.twitter;
import org.keycloak.models.ClientSessionModel;
import org.keycloak.social.AuthCallback;
import org.keycloak.social.AuthRequest;
import org.keycloak.social.SocialAccessDeniedException;
import org.keycloak.social.SocialProvider;
import org.keycloak.social.SocialProviderConfig;
import org.keycloak.social.SocialProviderException;
import org.keycloak.social.SocialUser;
import twitter4j.Twitter;
import twitter4j.TwitterFactory;
import twitter4j.auth.RequestToken;
import java.net.URI;
/**
* @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
*/
public class TwitterProvider implements SocialProvider {
@Override
public String getId() {
return "twitter";
}
@Override
public AuthRequest getAuthUrl(ClientSessionModel clientSession, SocialProviderConfig config, String state) throws SocialProviderException {
try {
Twitter twitter = new TwitterFactory().getInstance();
twitter.setOAuthConsumer(config.getKey(), config.getSecret());
URI uri = new URI(config.getCallbackUrl() + "?state=" + state);
RequestToken requestToken = twitter.getOAuthRequestToken(uri.toString());
clientSession.setNote("twitter_token", requestToken.getToken());
clientSession.setNote("twitter_tokenSecret", requestToken.getTokenSecret());
return AuthRequest.create(requestToken.getAuthenticationURL())
.build();
} catch (Exception e) {
throw new SocialProviderException(e);
}
}
@Override
public String getName() {
return "Twitter";
}
@Override
public SocialUser processCallback(ClientSessionModel clientSession, SocialProviderConfig config, AuthCallback callback) throws SocialProviderException {
if (callback.getQueryParam("denied") != null) {
throw new SocialAccessDeniedException();
}
try {
Twitter twitter = new TwitterFactory().getInstance();
twitter.setOAuthConsumer(config.getKey(), config.getSecret());
String token = callback.getQueryParam("oauth_token");
String verifier = callback.getQueryParam("oauth_verifier");
String twitterToken = clientSession.getNote("twitter_token");
String twitterSecret = clientSession.getNote("twitter_tokenSecret");
RequestToken requestToken = new RequestToken(twitterToken, twitterSecret);
twitter.getOAuthAccessToken(requestToken, verifier);
twitter4j.User twitterUser = twitter.verifyCredentials();
SocialUser user = new SocialUser(Long.toString(twitterUser.getId()), twitterUser.getScreenName());
user.setName(twitterUser.getName());
return user;
} catch (Exception e) {
throw new SocialProviderException(e);
}
}
}