/* ==================================================================
* 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.portal.action;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import com.jinhe.tss.component.support.web.webwork.PTActionSupport;
import com.jinhe.tss.core.exception.BusinessException;
import com.jinhe.tss.core.util.EasyUtils;
import com.jinhe.tss.core.util.FileHelper;
import com.jinhe.tss.core.util.URLUtil;
import com.jinhe.tss.portal.PortalConstants;
/**
* 管理门户、页面、布局器、修饰器、布局器等的附件资源。
*/
public class FileAction extends PTActionSupport {
private static final long serialVersionUID = -7584264169655878781L;
public static final String[] ELEMENT_TYPE = new String[]{"layout", "decorator", "portlet"};
/**
* 参数列表 paramsMap['" + param + "']"
*/
private Map<String, Object> paramsMap = new HashMap<String, Object>(); //
private File file;
private String fileName; //文件名
private String newFileName; //文件名
private String fileNames;
private String folderNames;
private String filter = ""; //文件后缀名
private String contextPath; //当前操作文件所在目录上下文
/**
* 列出文件列表
* @return
*/
public String listAvailableFiles(){
String id = getParamFromMap("id");
String code = getParamFromMap("code");
String type = getParamFromMap("type"); // 判断是何种类型的资源管理
if(type == null) {
throw new BusinessException("没有指定文件类型");
}
StringBuffer sb = new StringBuffer("<actionSet title=\"\" openednodeid=\"r1.1\">");
// 如果contextPath不为空，则直接使用contextPath值作为根目录；否则根据type值找根目录
File baseDir = null;
String portalModelDir = URLUtil.getWebFileUrl(PortalConstants.PORTAL_MODEL_DIR).getPath();
File portalRootDir = new File(portalModelDir + "/" + code + "_" + id); // 指定门户的资源根目录
if( contextPath != null ){
if( (baseDir = new File(contextPath)).equals(portalRootDir) ) {
// 不用目录上翻的按钮，以免翻到目录外面去。
}
else {
// .. 为目录上翻的按钮
sb.append("<treeNode id=\"-1\" name=\"..\" icon=\"../platform/images/icon/folder.gif\" />");
}
}
else {
if( "site".equalsIgnoreCase(type) ) { // 门户结构
baseDir = portalRootDir;
}
else if(Arrays.asList(ELEMENT_TYPE).contains(type)) { // 门户元素
String elementPath = URLUtil.getWebFileUrl(PortalConstants.MODEL_DIR + type).getPath();
baseDir = new File(elementPath + "/" + code + id);
}
}
if(baseDir == null) {
throw new BusinessException("路径为空");
}
List<String> files= sortFile(baseDir, FileHelper.listFilesByType(filter, baseDir));
int i = 0;
for( String fileName : files ){
sb.append("<treeNode id=\"").append(i++).append("\" name=\"").append(fileName);
boolean isFolder = FileHelper.isFolder(baseDir, fileName);
if(isFolder) {
sb.append("\" isFolder=\"").append("1");
}
sb.append("\" icon=\"../platform/images/icon/" + (isFolder ? "folder.gif" : "file.gif") + "\"/>");
}
sb.append("</actionSet>");
String path = file.getPath();
String contextPath = path.substring(path.lastIndexOf("model") + 6);
return print(new String[]{"ContextPath", "ResourceTree"}, new Object[]{contextPath, sb});
}
private String getParamFromMap(String paramName){
Object[] objs = (Object[]) paramsMap.get(paramName);
if(objs != null && objs.length > 0){
return (String) objs[0];
}
return null;
}
/* 将子文件夹、文件进行归类，文件夹在前 */
private List<String> sortFile(File baseDir, List<String> files){
List<String> dirs = new ArrayList<String>();
for(Iterator<String> it = files.iterator(); it.hasNext();){
String fileName = (String) it.next();
if(FileHelper.isFolder(baseDir, fileName)){
dirs.add(fileName);
it.remove();
}
}
dirs.addAll(files);
return dirs;
}
/**
* 上传文件
* @return
*/
public String upload(){
File baseDir = null;
if(contextPath != null){
baseDir = new File(contextPath);
}
if(baseDir != null && file != null) {
FileHelper.copyFile(baseDir, file);
}
return print("script", "window.parent.loadFileTree();");
}
/**
* 下载
* @return
*/
public String download(){
if(fileNames == null) return XML;
// 建立临时文件夹存放要下载的所有文件
File tempDir = new File(contextPath + "temp");
if ( !tempDir.exists() ) {
tempDir.mkdir();
}
String[] fNames = fileNames.split(",");
for ( String fileName : fNames ) {
File file = new File(contextPath + fileName);
if (file.exists()) {
FileHelper.copyFile(tempDir, file, true, false); // 拷贝文件至临时文件夹
}
}
String zipFilePath = FileHelper.exportZip(contextPath, tempDir); // 将临时文件夹里的文件打包成zip文件
FileHelper.deleteFile(tempDir); // 删除临时文件夹
FileHelper.downloadFileByHttp(zipFilePath, "download.zip"); // 下载zip包
return XML;
}
/**
* 删除文件（文件夹）
* @return
*/
public String deleteFile(){
List<String> pathList = new ArrayList<String>();
if(fileNames != null) {
pathList.addAll(Arrays.asList(fileNames.split(",")));
}
if(folderNames != null) {
pathList.addAll(Arrays.asList(folderNames.split(",")));
}
for(String fileOrDir : pathList){
if( EasyUtils.isNullOrEmpty(fileOrDir)) continue;
try {
FileHelper.deleteFile(new File(contextPath + fileOrDir));
} catch (Exception e) {
throw new BusinessException(fileOrDir + "文件删除失败，可能文件正在使用中！", e);
}
}
return print("script", "window.parent.loadFileTree();");
}
/**
* 重命名文件（文件夹）
* @return
*/
public String renameFile(){
File newFile = new File(contextPath + newFileName);
if(newFile.exists()) {
throw new BusinessException("同名文件(夹)已经存在，重命名失败！");
}
File file = new File(contextPath + fileName);
if( file.renameTo(newFile) ) {
return print("script", "window.parent.loadFileTree();");
}
throw new BusinessException("重命名失败，可能文件正在使用中！");
}
/**
* 新建文件夹
* @return
*/
public String addDir(){
FileHelper.createDir(contextPath + newFileName);
return print("script", "window.parent.loadFileTree();");
}
public Map<String, Object> getParamsMap() {
return paramsMap;
}
public void setContextPath(String contextPath) {
if(contextPath != null) {
String modelDir = URLUtil.getWebFileUrl(PortalConstants.MODEL_DIR).getPath();
this.contextPath = modelDir + "/" + contextPath + "/";
}
}
public void setFile(File file) {
this.file = file;
}
public void setFilter(String filter) {
if(filter == null || filter.length() == 0 || "*.*".equals(filter)){
this.filter = "";
}
else if(filter.startsWith("*")){
this.filter = filter.substring(1);
}
else {
this.filter = filter;
}
}
public void setFileName(String fileName) {
this.fileName = fileName;
}
public void setNewFileName(String newFileName) {
this.newFileName = newFileName;
}
public void setFileNames(String fileNames) {
this.fileNames = fileNames;
}
public void setFolderNames(String folderNames) {
this.folderNames = folderNames;
}
}