OauthRequestService.java

/*
 * Licensed to Prodevelop SL under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The Prodevelop SL 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.
 * 
 * For more information, contact:
 *
 *   Prodevelop, S.L.
 *   Pza. Don Juan de Villarrasa, 14 - 5
 *   46001 Valencia
 *   Spain
 *
 *   +34 963 510 612
 *   +34 963 510 968
 *   prode@prodevelop.es
 *   http://www.prodevelop.es
 * 
 * @author Alberto Romeu Carrasco http://www.albertoromeu.com
 */

package es.alrocar.poiproxy.request;

import org.scribe.builder.ServiceBuilder;
import org.scribe.model.OAuthRequest;
import org.scribe.model.Response;
import org.scribe.model.Token;
import org.scribe.model.Verb;
import org.scribe.oauth.OAuthService;

import es.alrocar.poiproxy.configuration.Auth;
import es.alrocar.poiproxy.configuration.AuthTypeEnum;

/**
 * Makes Oauth requests using Scribe
 * https://github.com/fernandezpablo85/scribe-java
 * 
 * @author aromeu
 * 
 */
public class OauthRequestService implements RequestService {

	@Override
	public byte[] download(String URL, String fileName, String downloadPath,
			Auth authElem) throws Exception {
		AuthTypeEnum authType = AuthTypeEnum.valueOf(authElem.getType());

		OAuthService service = new ServiceBuilder().provider(authType._class)
				.apiKey(authElem.getApiKey())
				.apiSecret(authElem.getApiSecret()).build();

		OAuthRequest request = new OAuthRequest(Verb.GET, URL);
		Token myToken = new Token(authElem.getAccessToken(),
				authElem.getAccessTokenSecret());

		service.signRequest(myToken, request);
		Response response = request.send();

		return response.getBody().getBytes();
	}
}