UpdateHTMLPuhser.java

/*******************************************************************************
 * Copyright [2015] [Onboard team of SERC, Peking University]
 *
 * 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.onboard.service.websocket.impl;

import java.io.IOException;
import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.onboard.domain.model.Activity;
import com.onboard.domain.model.User;
import com.onboard.domain.model.type.BaseProjectItem;
import com.onboard.service.account.UserService;
import com.onboard.service.activity.ActivityHook;
import com.onboard.service.common.identifiable.IdentifiableManager;
import com.onboard.service.websocket.WebSocketService;

/**
 * @author Gourui
 * 
 */
@Service("updateHTMLPuhserBean")
public class UpdateHTMLPuhser implements ActivityHook {

    public static final Logger logger = LoggerFactory.getLogger(UpdateHTMLPuhser.class);

    @Autowired
    private WebSocketService webSocketService;

    @Autowired
    private IdentifiableManager identifiableManager;

    @Autowired
    private UserService userService;

    private void broadcastByActivity(User owner, Activity activity, BaseProjectItem originalItem, BaseProjectItem updatedItem)
            throws IOException {
        // 为所有项目成员推送HTML更新
        activity.setAttachObject((BaseProjectItem)identifiableManager.getIdentifiableByTypeAndId(activity.getAttachType(), activity.getAttachId()));
        List<User> projectUsers = userService.getUserByProjectId(activity.getProjectId());
        for (User user : projectUsers) {
            if (user.getId() != null) {
                webSocketService.broadcastOne(user.getEmail(), activity);
            }
        }
    }

    @Override
    public void whenCreationActivityCreated(User owner, Activity activity, BaseProjectItem item) throws Throwable {
        broadcastByActivity(owner, activity, item, item);
    }

    @Override
    public void whenUpdateActivityCreated(User owner, Activity activity, BaseProjectItem item, BaseProjectItem updatedItem)
            throws Throwable {
        broadcastByActivity(owner, activity, item, updatedItem);
    }
}