| /* |
| * Copyright (c) 2013, 2018 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0, which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * This Source Code may also be made available under the following Secondary |
| * Licenses when the conditions for such availability set forth in the |
| * Eclipse Public License v. 2.0 are satisfied: GNU General Public License, |
| * version 2 with the GNU Classpath Exception, which is available at |
| * https://www.gnu.org/software/classpath/license.html. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 |
| */ |
| |
| package org.glassfish.jersey.client.oauth2; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.lang.annotation.Annotation; |
| import java.lang.reflect.Type; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.WebApplicationException; |
| import javax.ws.rs.client.Client; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.MultivaluedMap; |
| import javax.ws.rs.ext.MessageBodyReader; |
| |
| import org.glassfish.jersey.message.internal.ReaderWriter; |
| |
| /** |
| * Class that provides methods to build {@link OAuth2CodeGrantFlow} pre-configured for usage |
| * with Facebook provider. |
| * |
| * @author Miroslav Fuksa |
| * @since 2.3 |
| */ |
| class OAuth2FlowFacebookBuilder { |
| |
| /** |
| * Get a builder that can be directly used to perform Authorization Code Grant flow defined by |
| * Facebook documentation. |
| * |
| * @param clientIdentifier Client identifier. |
| * @param redirectUri Redirect URI |
| * @param client Client instance that should be used to perform Access token request. |
| * @return Builder instance. |
| */ |
| public static OAuth2CodeGrantFlow.Builder getFacebookAuthorizationBuilder(ClientIdentifier clientIdentifier, |
| String redirectUri, Client client) { |
| |
| final AuthCodeGrantImpl.Builder builder = new AuthCodeGrantImpl.Builder(); |
| builder.accessTokenUri("https://graph.facebook.com/oauth/access_token"); |
| builder.authorizationUri("https://www.facebook.com/dialog/oauth"); |
| builder.redirectUri(redirectUri); |
| builder.clientIdentifier(clientIdentifier); |
| client.register(FacebookTokenMessageBodyReader.class); |
| builder.client(client); |
| return builder; |
| } |
| |
| |
| /** |
| * Entity provider that deserializes entity returned from Access Token request into {@link TokenResult}. |
| * The format of data is in query param style: "access_token=45a64a654&expires_in=3600". |
| */ |
| @Consumes("text/plain") |
| static class FacebookTokenMessageBodyReader implements MessageBodyReader<TokenResult> { |
| |
| @Override |
| public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) { |
| return type.equals(TokenResult.class); |
| } |
| |
| @Override |
| public TokenResult readFrom(Class<TokenResult> type, Type genericType, Annotation[] annotations, |
| MediaType mediaType, MultivaluedMap<String, String> httpHeaders, |
| InputStream entityStream) throws IOException, WebApplicationException { |
| |
| Map<String, Object> map = new HashMap<>(); |
| final String str = ReaderWriter.readFromAsString(entityStream, mediaType); |
| final String[] splitArray = str.split("&"); |
| for (String s : splitArray) { |
| final String[] keyValue = s.split("="); |
| map.put(keyValue[0], keyValue[1]); |
| } |
| |
| return new TokenResult(map); |
| } |
| } |
| |
| |
| } |