FIWAREApi.java

/*
 * #%L
 * FiwareMarketplace
 * %%
 * Copyright (C) 2014 CoNWeT Lab, Universidad Politécnica de Madrid
 * %%
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * 3. Neither the name of copyright holders nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * #L%
 */
package es.upm.fiware.rss.oauth.service;

import org.scribe.builder.api.DefaultApi20;
import org.scribe.extractors.AccessTokenExtractor;
import org.scribe.extractors.JsonTokenExtractor;
import org.scribe.model.OAuthConfig;
import org.scribe.model.Verb;
import org.scribe.utils.OAuthEncoder;

public class FIWAREApi extends DefaultApi20 {

    private final String SERVER_URL;

    public FIWAREApi(String serverURL) {
        this.SERVER_URL = serverURL;
    }
    private static final String AUTHORIZATION_URL = "%s/oauth2/authorize"
            + "?client_id=%s&redirect_uri=%s&scope=%s&response_type=code";

    @Override
    public String getAccessTokenEndpoint() {
        return String.format("%s/oauth2/token", this.SERVER_URL);
    }

    @Override
    public String getAuthorizationUrl(OAuthConfig config) {
        return String.format(AUTHORIZATION_URL, this.SERVER_URL, config.getApiKey(),
                OAuthEncoder.encode(config.getCallback()), OAuthEncoder.encode(config.getScope()));
    }

    @Override
    public Verb getAccessTokenVerb() {
        return Verb.POST;
    }

    @Override
    public AccessTokenExtractor getAccessTokenExtractor() {
        return new JsonTokenExtractor();
    }
}