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/* * Copyright 2014 the original author or authors. * * 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.kdubb.socialshowcaseboot.facebook; import org.springframework.social.ApiException; import org.springframework.social.connect.Connection; import org.springframework.social.connect.ConnectionFactory; import org.springframework.social.connect.web.ConnectInterceptor; import org.springframework.social.facebook.api.Facebook; import org.springframework.util.MultiValueMap; import org.springframework.util.StringUtils; import org.springframework.web.context.request.WebRequest; public class PostToWallAfterConnectInterceptor implements ConnectInterceptor<Facebook> { public void preConnect(ConnectionFactory<Facebook> connectionFactory, MultiValueMap<String, String> parameters, WebRequest request) { if (StringUtils.hasText(request.getParameter(POST_TO_WALL_PARAMETER))) { request.setAttribute(POST_TO_WALL_ATTRIBUTE, Boolean.TRUE, WebRequest.SCOPE_SESSION); } } public void postConnect(Connection<Facebook> connection, WebRequest request) { if (request.getAttribute(POST_TO_WALL_ATTRIBUTE, WebRequest.SCOPE_SESSION) != null) { try { connection.updateStatus("I've connected with the Spring Social Showcase!"); } catch (ApiException e) { // Do nothing: No need to break down if the post-connect post can't be made. } request.removeAttribute(POST_TO_WALL_ATTRIBUTE, WebRequest.SCOPE_SESSION); } } private static final String POST_TO_WALL_PARAMETER = "postToWall"; private static final String POST_TO_WALL_ATTRIBUTE = "facebookConnect." + POST_TO_WALL_PARAMETER; }