ArticleService.java

/**
 * Copyright (c)2010-2011 Enterprise Website Content Management System(EWCMS), All rights reserved.
 * EWCMS PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 * http://www.ewcms.com
 */
package com.ewcms.content.document.service;

import java.util.ArrayList;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.Assert;

import com.ewcms.content.document.dao.ArticleDAO;
import com.ewcms.content.document.model.Article;
import com.ewcms.core.site.dao.ChannelDAO;
import com.ewcms.core.site.model.Channel;
import com.ewcms.publication.service.ArticlePublishServiceable;

/**
 * 
 * @author wu_zhijun
 *
 */
@Service
public class ArticleService implements ArticlePublishServiceable {

	@Autowired
	private ArticleDAO articleDAO;
	@Autowired
	private ChannelDAO channelDAO;
	
	@Override
	public Article getArticle(Long articleId) {
		return articleDAO.get(articleId);
	}
	
	@Override
    public int getArticleReleaseCount(Integer channelId){
        Channel channel = channelDAO.get(channelId);
        Assert.notNull(channel);
        int maxSize = channel.getMaxSize();
        long releaseMaxSize = articleDAO.findArticleReleseCount(channelId);
        if (maxSize < releaseMaxSize){
            return maxSize;
        }else{
            return (int)releaseMaxSize;
        }
    }

	@Override
    public List<Article> findPublishArticles(Integer channelId, Boolean forceAgain, Integer limit) {
        Channel channel = channelDAO.get(channelId);
        Assert.notNull(channel);
        return articleDAO.findPublishArticles(channelId,forceAgain,limit); 
    }

	@Override
    public List<Article> findArticleReleasePage(Integer channelId, Integer page, Integer row, Boolean top) {
        return articleDAO.findArticleReleasePage(channelId, page, row, top);
    }

	@Override
	public void publishArticleSuccess(Long id, String url) {
		Article article = articleDAO.get(id);
		Assert.notNull(article);
		url = url.replace("\\", "/").replace("//", "/");
		article.setUrl(url);
		article.setStatus(Article.Status.RELEASE);
		articleDAO.merge(article);
	}

	@Override
	public List<Article> findChildChannelArticleReleasePage(Integer channelId, Integer page, Integer row, Boolean top) {
		List<Integer> channelIds = new ArrayList<Integer>();
		List<Channel> channels = channelDAO.getChannelChildren(channelId);
		findChannelChild(channelIds, channels);
		return articleDAO.findChildChannelArticleReleasePage(channelIds, page, row, top);
	}
	
	private void findChannelChild(List<Integer> channelIds, List<Channel> channels){
		if (channels != null && !channels.isEmpty()){
			for (Channel channel : channels){
				if (channel.getPublicenable()){
					channelIds.add(channel.getId());
				}
				List<Channel> temp = channelDAO.getChannelChildren(channel.getId());
				if (temp != null && !temp.isEmpty()){
					findChannelChild(channelIds, temp);
				}
			}
		}
	}
}