/* ==================================================================
* Created [2009-4-27 下午11:32:55] by Jon.King
* ==================================================================
* TSS
* ==================================================================
* mailTo:jinpujun@hotmail.com
* Copyright (c) Jon.King, 2009-2012
* ==================================================================
*/
package com.jinhe.tss.cms.helper;
import java.util.Calendar;
import java.util.Collection;
import java.util.Date;
import java.util.GregorianCalendar;
import org.dom4j.Element;
import com.jinhe.tss.cms.entity.Article;
import com.jinhe.tss.cms.entity.Attachment;
import com.jinhe.tss.cms.entity.Channel;
import com.jinhe.tss.core.exception.BusinessException;
import com.jinhe.tss.core.util.DateUtil;
import com.jinhe.tss.core.util.EasyUtils;
public class ArticleHelper {
/**
* 计算文章的过期时间
*/
public static Date calculateOverDate(Article article, Channel channel){
//如果文章已经设置了过期日期 或者 栏目上没有过期时间设置，则不需要再给文章设置过期时间
if( null != article.getOverdueDate() || EasyUtils.isNullOrEmpty(channel.getOverdueDate()) ){
return null;
}
Calendar calendar = new GregorianCalendar();
calendar.setTime(new Date());
switch (channel.getOverdueDate().charAt(0)) {
case '0':
calendar.add(Calendar.YEAR, 1);
break;
case '1':
calendar.add(Calendar.MONTH, 6);
break;
case '2':
calendar.add(Calendar.MONTH, 3);
break;
case '3':
calendar.add(Calendar.MONTH, 1);
break;
case '4':
calendar.add(Calendar.WEEK_OF_MONTH, 1);
break;
case '5':
calendar.add(Calendar.DAY_OF_MONTH, 1);
break;
default:
break;
}
return calendar.getTime();
}
/**
* <p>
* 获取文章发布路径 (根据创建时间确定发布路径)
* 发布路径 = 站点发布目录/年/月/日
*
* 格式： 2008/8/20
* </p>
* @param createTime
* @return
*/
public static String getArticlePublishRule(Date createTime) {
if(createTime == null) {
createTime = new Date();
}
return DateUtil.format(createTime, "yyyy/MM/dd");
}
/**
* <p>
* 得到图片和文档附件的路径
* </p>
* @param site
* @return
*/
public static String getAttachmentPath(Channel site, Integer attanchmentType) {
String articlePath = getArticlePublishRule(new Date());
if (Attachment.isImage(attanchmentType)) {
return site.getPath() + "/" + site.getImagePath() + "/" + articlePath; // image
}
if (Attachment.isOfficeDoc(attanchmentType)) {
return site.getPath() + "/" + site.getDocPath() + "/" + articlePath; // office doc
}
throw new BusinessException("指定类型的附件路径不存在");
}
/**
* 得到图片,附件路径及下载路径
* String[]{E:/cms/gzczt/docPath/2008/07/18/1216386988375.txt,
* http://localhost:8088/cms/download.fun?id=1216&seqNo=1}
*/
public static String[] getAttachUploadPath(Channel site, Attachment attachment) {
String filePath = site.getPath() + "/" + site.getAttanchmentPath(attachment) + "/" + attachment.getLocalPath();
return new String[]{ filePath, attachment.getDownloadUrl() };
}
/**
* 获取系统的默认编码。
* 如果既不是"UTF-8"又不是"GBK"，则默认为"UTF-8"（防止"ISO-88591"等编码时发布的XML文件被前台读取时会出错）
*/
public static String getSystemEncoding(){
String encoding = System.getProperty("file.encoding");
if( !"UTF-8".equalsIgnoreCase(encoding) && !"GBK".equalsIgnoreCase(encoding) ){
return "UTF-8";
}
return encoding;
}
/**
* 在XML文件中加入附件信息，加入到指定的Element节点下。
* @param itemElement
* @param attchments
*/
public static void addPicListInfo(Element itemElement, Collection<Attachment> attchments){
for ( Attachment attachment : attchments ) {
Element attachmenetElement = itemElement.addElement("Attachment"); // 在指定节点下为每个附件增加一个Attachment节点
if (attachment.isImage()) {
attachmenetElement.addAttribute("type", "image");
}
else if (attachment.isOfficeDoc()) {
attachmenetElement.addAttribute("type", "file");
}
attachmenetElement.addElement("name").addCDATA(attachment.getName());
attachmenetElement.addElement("url").addCDATA(attachment.getDownloadUrl());
}
}
/**
* 根据查询结果返回的数组重新组建成Article对象
* @param articleInfos
* @return
*/
public static Article createArticle(Object[] articleInfos){
Article article = new Article();
int index = 0;
article.setId((Long) articleInfos[index++]);
article.setTitle((String) articleInfos[index++]);
article.setAuthor((String) articleInfos[index++]);
article.setArticleTypeId((Long) articleInfos[index++]);
article.setIssueDate((Date) articleInfos[index++]);
article.setWzrq((Date) articleInfos[index++]);
article.setSummary((String) articleInfos[index++]);
article.setHitCount((Integer) articleInfos[index++]);
article.setCreatorName((String) articleInfos[index++]);
article.setUpdatorName((String) articleInfos[index++]);
article.setCreateTime((Date) articleInfos[index++]);
article.setUpdateTime((Date) articleInfos[index++]);
article.setStatus((Integer) articleInfos[index++]);
article.setArticleOrigin((Integer) articleInfos[index++]);
article.setSeqNo((Integer) articleInfos[index++]);
article.setChannelId( (Long)articleInfos[index++] );
article.setIsTop((Integer) articleInfos[index++]);
article.setOverdueDate((Date)articleInfos[index++]);
article.setWorkflowId((Integer) articleInfos[index++]);
return article;
}
public static void main(String[] args) {
System.out.println(getArticlePublishRule(new Date()));
System.out.println(getSystemEncoding());
}
}