/*
* Copyright 2012 Nodeable Inc
*
* Licensed 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 com.streamreduce.connections;
import com.google.common.collect.Sets;
import com.streamreduce.ProviderIdConstants;
import com.streamreduce.core.model.Connection;
import com.streamreduce.core.model.ConnectionCredentials;
import com.streamreduce.core.service.OAuthTokenCacheService;
import com.streamreduce.util.TwitterClient;
import net.sf.json.JSONObject;
import org.scribe.builder.ServiceBuilder;
import org.scribe.builder.api.TwitterApi;
import org.scribe.model.Token;
import org.scribe.oauth.OAuthService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import java.util.Set;
/**
* The TwitterProvider class is an implementation of the
* {@link com.streamreduce.connections.ConnectionProvider} that provides support
* for the Twitter.
*/
@Component
public class TwitterProvider extends AbstractSocialProvider
implements OAuthEnabledConnectionProvider, ExternalIntegrationConnectionProvider {
private static final Set<AuthType> SUPPORTED_AUTH_TYPES = Sets.immutableEnumSet(
AuthType.OAUTH
);
@Autowired
private OAuthTokenCacheService cacheService;
@Value("${nodeable.twitter.oauth.client_id}")
private String oauthClientId;
@Value("${nodeable.twitter.oauth.secret}")
private String oauthSecret;
@Value("${nodeable.twitter.oauth.callback.url}")
private String oauthCallbackUrl;
public TwitterProvider() {
//Needed for SPI
}
/**
* {@inheritDoc}
*/
@Override
public String getId() {
return ProviderIdConstants.TWITTER_PROVIDER_ID;
}
/**
* {@inheritDoc}
*/
@Override
public String getDisplayName() {
return "Twitter";
}
/**
* {@inheritDoc}
*/
@Override
public Set<AuthType> getSupportedAuthTypes() {
return SUPPORTED_AUTH_TYPES;
}
/**
* {@inheritDoc}
*/
@Override
public OAuthService getOAuthService() {
return new ServiceBuilder()
.provider(TwitterApi.class)
.apiKey(oauthClientId)
.apiSecret(oauthSecret)
.callback(oauthCallbackUrl)
.build();
}
/**
* {@inheritDoc}
*/
@Override
public String getAuthorizationUrl() {
OAuthService oAuthService = getOAuthService();
Token requestToken = oAuthService.getRequestToken();
String authorizationUrl = oAuthService.getAuthorizationUrl(requestToken);
cacheService.cacheToken(requestToken);
return authorizationUrl;
}
/**
* {@inheritDoc}
*/
@Override
public String getIdentityFromProvider(Connection c) {
try {
TwitterClient twitterClient = getClient(c);
JSONObject jsonObject = twitterClient.getLoggedInProfile();
return jsonObject.getString("screen_name");
} catch (Exception e) {
throw new RuntimeException(e);
}
}
@Override
public void updateCredentials(ConnectionCredentials credentials, Token token) {
credentials.setOauthToken(token.getToken());
credentials.setOauthTokenSecret(token.getSecret());
credentials.setIdentity(null);
credentials.setCredential(null);
credentials.setApiKey(null);
}
/**
{@inheritDoc}
*/
@Override
public TwitterClient getClient(Connection connection) {
return new TwitterClient(connection,getOAuthService());
}
}