475 lines
18 KiB
Java
475 lines
18 KiB
Java
/**
|
|
*
|
|
*/
|
|
package org.gcube.portlets.user.workspace.server;
|
|
|
|
import java.io.BufferedInputStream;
|
|
import java.io.File;
|
|
import java.io.FileInputStream;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.net.URLDecoder;
|
|
import java.util.Calendar;
|
|
|
|
import javax.servlet.ServletException;
|
|
import javax.servlet.http.HttpServlet;
|
|
import javax.servlet.http.HttpServletRequest;
|
|
import javax.servlet.http.HttpServletResponse;
|
|
import javax.servlet.http.HttpSession;
|
|
|
|
import org.apache.commons.fileupload.FileUploadException;
|
|
import org.apache.commons.io.FileUtils;
|
|
import org.apache.commons.io.FilenameUtils;
|
|
import org.apache.log4j.Logger;
|
|
import org.gcube.common.homelibrary.home.exceptions.InternalErrorException;
|
|
import org.gcube.common.homelibrary.home.workspace.Workspace;
|
|
import org.gcube.common.homelibrary.home.workspace.WorkspaceFolder;
|
|
import org.gcube.common.homelibrary.home.workspace.WorkspaceItem;
|
|
import org.gcube.common.homelibrary.home.workspace.WorkspaceItemType;
|
|
import org.gcube.common.homelibrary.home.workspace.exceptions.InsufficientPrivilegesException;
|
|
import org.gcube.common.homelibrary.home.workspace.exceptions.ItemAlreadyExistException;
|
|
import org.gcube.common.homelibrary.home.workspace.exceptions.ItemNotFoundException;
|
|
import org.gcube.common.homelibrary.home.workspace.exceptions.WorkspaceFolderNotFoundException;
|
|
import org.gcube.common.homelibrary.home.workspace.exceptions.WrongDestinationException;
|
|
import org.gcube.common.homelibrary.home.workspace.exceptions.WrongItemTypeException;
|
|
import org.gcube.common.homelibrary.home.workspace.folder.FolderItem;
|
|
import org.gcube.common.homelibrary.home.workspace.folder.items.Report;
|
|
import org.gcube.common.homelibrary.home.workspace.folder.items.ReportTemplate;
|
|
import org.gcube.common.homelibrary.util.Extensions;
|
|
import org.gcube.common.homelibrary.util.MimeTypeUtil;
|
|
import org.gcube.common.homelibrary.util.WorkspaceUtil;
|
|
import org.gcube.common.homelibrary.util.zip.UnzipUtil;
|
|
import org.gcube.portlets.user.workspace.client.ConstantsExplorer;
|
|
import org.gcube.portlets.user.workspace.server.notifications.NotificationsUtil;
|
|
import org.gcube.portlets.user.workspace.server.util.WsUtil;
|
|
import org.gcube.portlets.user.workspace.shared.HandlerResultMessage;
|
|
|
|
/**
|
|
*
|
|
* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
|
|
* @Jan 21, 2014
|
|
*
|
|
*/
|
|
public class LocalUploadServlet extends HttpServlet {
|
|
|
|
/**
|
|
*
|
|
*/
|
|
protected static final String UTF_8 = "UTF-8";
|
|
|
|
public static final String UPLOAD_TYPE = ConstantsExplorer.UPLOAD_TYPE;
|
|
|
|
public static final String ID_FOLDER = ConstantsExplorer.ID_FOLDER;
|
|
|
|
public static final String UPLOAD_FORM_ELEMENT = ConstantsExplorer.UPLOAD_FORM_ELEMENT;
|
|
|
|
public static final String IS_OVERWRITE = ConstantsExplorer.IS_OVERWRITE;
|
|
|
|
public static final String FILE = "File";
|
|
|
|
protected static Logger logger = Logger.getLogger(LocalUploadServlet.class);
|
|
|
|
public static final String D4ST = Extensions.REPORT_TEMPLATE.getName(); //extension of Report Template type
|
|
public static final String D4SR = Extensions.REPORT.getName(); //extension of Report type
|
|
/**
|
|
*
|
|
*/
|
|
private static final long serialVersionUID = -4197748678713054285L;
|
|
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
@Override
|
|
public void init() throws ServletException {
|
|
super.init();
|
|
|
|
logger.trace("Workspace "+LocalUploadServlet.class+" ready.");
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
@Override
|
|
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
|
|
// System.out.println("GET on LocalUploadServlet");
|
|
logger.trace("GET on LocalUploadServlet");
|
|
String absolutePathFile = URLDecoder.decode(request.getParameter(UPLOAD_FORM_ELEMENT), UTF_8);
|
|
String destinationId = URLDecoder.decode(request.getParameter(ID_FOLDER), UTF_8);
|
|
String uploadType = URLDecoder.decode(request.getParameter(UPLOAD_TYPE), UTF_8);
|
|
boolean isOverwrite = Boolean.parseBoolean(URLDecoder.decode(request.getParameter(IS_OVERWRITE), UTF_8));
|
|
uploadData(request, response, absolutePathFile, destinationId, uploadType, isOverwrite);
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
@SuppressWarnings("rawtypes")
|
|
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
|
|
// System.out.println("POST on LocalUploadServlet");
|
|
logger.trace("POST on LocalUploadServlet");
|
|
String absolutePathFile = request.getParameter(UPLOAD_FORM_ELEMENT);
|
|
String destinationId = request.getParameter(ID_FOLDER);
|
|
String uploadType = request.getParameter(UPLOAD_TYPE);
|
|
boolean isOverwrite = Boolean.parseBoolean(request.getParameter(IS_OVERWRITE));
|
|
uploadData(request, response, absolutePathFile, destinationId, uploadType, isOverwrite);
|
|
}
|
|
|
|
|
|
|
|
private void uploadData(HttpServletRequest request, HttpServletResponse response, String absolutePathFile,String destinationId,String uploadType,boolean isOverwrite) throws ServletException, IOException{
|
|
|
|
File file = null;
|
|
InputStream fileUploadIS = null;
|
|
|
|
try {
|
|
|
|
if(absolutePathFile==null || absolutePathFile.isEmpty())
|
|
throw new FileUploadException("Absolute path is null or empty");
|
|
|
|
|
|
file = new File(absolutePathFile);
|
|
|
|
if(!file.exists())
|
|
throw new FileUploadException("File dosn't exists");
|
|
|
|
fileUploadIS = FileUtils.openInputStream(file);
|
|
|
|
logger.trace("Upload servlet parameters: [uploadItem: "+file.getAbsolutePath() +", destinationId: "+destinationId +", uploadType: "+uploadType+", isOverwrite: "+isOverwrite+"]");
|
|
} catch (Exception e) {
|
|
logger.error("Error processing request in upload servlet", e);
|
|
sendError(response, "Internal error: Error during request processing");
|
|
return;
|
|
}
|
|
|
|
/*
|
|
if (file == null) {
|
|
logger.error("Error processing request in upload servlet: No file to upload");
|
|
sendError(response, "Internal error: No file to upload");
|
|
return;
|
|
}*/
|
|
|
|
if (destinationId == null) {
|
|
logger.error("Error processing request in upload servlet: No destination folder id found");
|
|
sendError(response, "Internal error: No destination folder id found");
|
|
return;
|
|
}
|
|
|
|
logger.trace("destination folder id: "+destinationId);
|
|
logger.trace("uploadType: "+uploadType);
|
|
|
|
Workspace wa = null;
|
|
try {
|
|
wa = WsUtil.getWorkspace(request.getSession());
|
|
} catch (Exception e) {
|
|
logger.error("Error during workspace retrieving", e);
|
|
response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Error processing request in upload servlet");
|
|
return;
|
|
}
|
|
|
|
if (wa == null) {
|
|
logger.error("Now workspace found in session");
|
|
sendError(response, "Internal error: No workspace in session");
|
|
return;
|
|
}
|
|
|
|
WorkspaceItem item;
|
|
try {
|
|
item = wa.getItem(destinationId);
|
|
} catch (ItemNotFoundException e) {
|
|
logger.error("Error, no destination folder found", e);
|
|
sendError(response, "Internal error: No destination folder found");
|
|
return;
|
|
}
|
|
|
|
if (item.getType() != WorkspaceItemType.FOLDER && item.getType() != WorkspaceItemType.SHARED_FOLDER) {
|
|
logger.error("Error processing request in upload servlet: Wrong destination item");
|
|
sendError(response, "Internal error: Wrong destination item");
|
|
return;
|
|
}
|
|
|
|
WorkspaceFolder destinationFolder = (WorkspaceFolder) item;
|
|
|
|
try {
|
|
//we calculate an unique name for the current destination
|
|
String itemName = "";
|
|
|
|
if(!isOverwrite)
|
|
itemName = WorkspaceUtil.getUniqueName(file.getName(), destinationFolder);
|
|
else
|
|
itemName = file.getName();
|
|
|
|
String contentType = MimeTypeUtil.getMimeType(new BufferedInputStream(fileUploadIS));
|
|
logger.trace("Content type (mime type): "+contentType + " unique name: "+itemName);
|
|
|
|
// System.out.println("Content type: "+contentType + " unique name: "+itemName);
|
|
|
|
String extension = FilenameUtils.getExtension(itemName);
|
|
logger.trace("extension: "+extension);
|
|
|
|
// System.out.println("extension: "+extension);
|
|
|
|
if(uploadType.compareTo(FILE)==0) {//IS FILE UPLOAD
|
|
|
|
boolean isZipFile = MimeTypeUtil.isZipContentType(contentType);
|
|
|
|
if(isZipFile && (extension.compareToIgnoreCase(D4ST)==0)){ //Create REPORT TEMPLATE
|
|
|
|
// String newItemName = "";
|
|
//
|
|
// if(!isOverwrite)
|
|
// newItemName = itemName.substring(0,itemName.lastIndexOf(D4ST)-1); //remove extension
|
|
// else
|
|
// newItemName = item.getName();
|
|
|
|
// System.out.println("itemwithoutext " +itemwithoutext);
|
|
|
|
String newItemName = itemName;
|
|
|
|
logger.trace("createTemplate: "+newItemName);
|
|
createTemplate(request.getSession(), wa, newItemName, FileUtils.openInputStream(file), destinationFolder, response, isOverwrite);
|
|
|
|
}else if(isZipFile && (extension.compareToIgnoreCase(D4SR)==0)){ //Create REPORT
|
|
|
|
// String newItemName = "";
|
|
//
|
|
// if(!isOverwrite)
|
|
// newItemName = itemName.substring(0,itemName.lastIndexOf(D4SR)-1); //remove extension
|
|
// else
|
|
// newItemName = item.getName();
|
|
|
|
// System.out.println("itemwithoutext " +itemwithoutext);
|
|
String newItemName = itemName;
|
|
logger.trace("createReport: "+newItemName);
|
|
createReport(request.getSession(), wa, newItemName, FileUtils.openInputStream(file), destinationFolder, response, isOverwrite);
|
|
|
|
}else{ //CREATE AN EXTERNAL FILE
|
|
|
|
createExternalFile(request.getSession(), wa, itemName, FileUtils.openInputStream(file), destinationFolder, contentType, response, isOverwrite);
|
|
}
|
|
|
|
}else {//IS ARCHIVE UPLOAD
|
|
|
|
if (MimeTypeUtil.isZipContentType(contentType)){
|
|
logger.trace("Unziping content");
|
|
UnzipUtil.unzip(destinationFolder, FileUtils.openInputStream(file), itemName);
|
|
|
|
//TODO NOTIFY UPLOAD ARCHIVE
|
|
sendMessage(response, "Archive "+absolutePathFile+" imported correctly in "+destinationFolder.getPath());
|
|
} else
|
|
createExternalFile(request.getSession(), wa, itemName, FileUtils.openInputStream(file), destinationFolder, contentType, response, isOverwrite);
|
|
}
|
|
|
|
file.delete();
|
|
} catch (InsufficientPrivilegesException e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: Insufficient privileges");
|
|
return;
|
|
} catch (InternalErrorException e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: "+e.getMessage());
|
|
return;
|
|
} catch (ItemAlreadyExistException e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: An item with that name already exists");
|
|
return;
|
|
}catch (Exception e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: An error occurred on uploading the file, try again later");
|
|
return;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
*
|
|
* @param httpSession
|
|
* @param workspace
|
|
* @param itemId
|
|
* @param destinationFolderId
|
|
*/
|
|
private void notifyUploadInSharedFolder(final HttpSession httpSession, final Workspace workspace, final String itemId, final String destinationFolderId, final boolean isOverwrite){
|
|
|
|
new Thread(){
|
|
|
|
public void run() {
|
|
|
|
WorkspaceItem sourceItem;
|
|
try {
|
|
sourceItem = workspace.getItem(itemId);
|
|
String sourceSharedId = sourceItem.getIdSharedFolder();
|
|
WorkspaceItem folderDestinationItem = workspace.getItem(destinationFolderId);
|
|
|
|
NotificationsUtil.checkSendNotifyChangedItemToShare(httpSession, sourceItem, sourceSharedId, folderDestinationItem,isOverwrite);
|
|
|
|
|
|
} catch (Exception e) {
|
|
logger.error("Error in notifyUploadInSharedFolder", e);
|
|
|
|
}
|
|
|
|
};
|
|
|
|
}.start();
|
|
}
|
|
|
|
private void createExternalFile(HttpSession httpSession, Workspace wa, String itemName, InputStream uploadItem, WorkspaceFolder destinationFolder, String contentType, HttpServletResponse response, boolean isOverwrite) throws InternalErrorException, InsufficientPrivilegesException, ItemAlreadyExistException, IOException {
|
|
|
|
FolderItem createdItem = null;
|
|
|
|
if(!isOverwrite){
|
|
//we need to recalculate the item name
|
|
itemName = WorkspaceUtil.getUniqueName(itemName, destinationFolder);
|
|
createdItem = WorkspaceUtil.createExternalFile(destinationFolder, itemName, "", contentType, uploadItem);
|
|
}
|
|
else
|
|
createdItem = overwriteItem(wa, itemName, uploadItem, destinationFolder); //CASE OVERWRITE
|
|
|
|
if(createdItem!=null){
|
|
notifyUploadInSharedFolder(httpSession,wa,createdItem.getId(),destinationFolder.getId(), isOverwrite);
|
|
|
|
sendMessage(response, "File "+createdItem.getName()+" imported correctly in "+destinationFolder.getPath());
|
|
}
|
|
else
|
|
sendError(response,"Internal error: Workspace Item Not Found");
|
|
}
|
|
|
|
|
|
private FolderItem overwriteItem(Workspace wa, String itemName, InputStream fileData, WorkspaceFolder destinationFolder){
|
|
|
|
FolderItem overwriteItem = null;
|
|
|
|
try {
|
|
logger.trace("case overwriting item.. "+itemName);
|
|
overwriteItem = (FolderItem) wa.find(itemName, destinationFolder.getId());
|
|
logger.trace("overwriteItem item was found, id is: "+overwriteItem.getId());
|
|
wa.updateItem(overwriteItem.getId(), fileData);
|
|
logger.trace("updateItem with id: "+overwriteItem.getId()+ ", is completed");
|
|
} catch (ItemNotFoundException e) {
|
|
logger.error("Error in createExternalFile, ItemNotFoundException", e);
|
|
} catch (WrongItemTypeException e) {
|
|
logger.error("Error in createExternalFile, WrongItemTypeException", e);
|
|
} catch (WorkspaceFolderNotFoundException e) {
|
|
logger.error("Error in createExternalFile, WorkspaceFolderNotFoundException", e);
|
|
} catch (WrongDestinationException e) {
|
|
logger.error("Error in createExternalFile, WrongDestinationException", e);
|
|
} catch (InsufficientPrivilegesException e) {
|
|
logger.error("Error in createExternalFile, InsufficientPrivilegesException", e);
|
|
} catch (ItemAlreadyExistException e) {
|
|
logger.error("Error in createExternalFile, ItemAlreadyExistException", e);
|
|
} catch (InternalErrorException e) {
|
|
logger.error("Error in createExternalFile, InternalErrorException", e);
|
|
}catch (Exception e) {
|
|
logger.error("Error in createExternalFile, Exception", e);
|
|
}
|
|
|
|
return overwriteItem;
|
|
|
|
}
|
|
|
|
|
|
private void createReport(HttpSession httpSession, Workspace wa, String itemName, InputStream stream, WorkspaceFolder destinationFolder, HttpServletResponse response, boolean isOverwrite) throws InsufficientPrivilegesException, ItemAlreadyExistException, InternalErrorException, IOException{
|
|
|
|
try {
|
|
|
|
Report report = null;
|
|
|
|
if(!isOverwrite){
|
|
itemName = WorkspaceUtil.getUniqueName(itemName, destinationFolder);
|
|
report = wa.createReport(itemName, "", Calendar.getInstance(), Calendar.getInstance(), "", "", "", 0, "", stream, destinationFolder.getId());
|
|
|
|
notifyUploadInSharedFolder(httpSession,wa,report.getId(),destinationFolder.getId(), isOverwrite);
|
|
|
|
sendMessage(response, "File "+report.getName()+" imported correctly in "+destinationFolder.getPath());
|
|
}
|
|
else{ //CASE OVERWRITE
|
|
FolderItem rep = overwriteItem(wa, itemName, stream, destinationFolder);
|
|
|
|
if(rep!=null){
|
|
|
|
notifyUploadInSharedFolder(httpSession,wa,rep.getId(),destinationFolder.getId(), isOverwrite);
|
|
|
|
sendMessage(response, "File "+rep.getName()+" imported correctly in "+destinationFolder.getPath());
|
|
}
|
|
else
|
|
sendError(response,"Internal error: Workspace Item Not Found");
|
|
|
|
}
|
|
} catch (WrongDestinationException e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: Wrong Destination");
|
|
} catch (WorkspaceFolderNotFoundException e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: Workspace Folder Not Found");
|
|
}
|
|
|
|
}
|
|
|
|
private void createTemplate(HttpSession httpSession, Workspace wa, String itemName, InputStream stream, WorkspaceFolder destinationFolder, HttpServletResponse response, boolean isOverwrite) throws InsufficientPrivilegesException, ItemAlreadyExistException, InternalErrorException, IOException{
|
|
|
|
try {
|
|
|
|
ReportTemplate template = null;
|
|
|
|
if(!isOverwrite){
|
|
itemName = WorkspaceUtil.getUniqueName(itemName, destinationFolder);
|
|
template = wa.createReportTemplate(itemName, "", Calendar.getInstance(), Calendar.getInstance(), "", "", 0, "", stream, destinationFolder.getId());
|
|
|
|
notifyUploadInSharedFolder(httpSession,wa,template.getId(),destinationFolder.getId(), isOverwrite);
|
|
|
|
sendMessage(response, "File "+template.getName()+" imported correctly in "+destinationFolder.getPath());
|
|
|
|
}else{ //CASE OVERWRITE
|
|
FolderItem rep = overwriteItem(wa, itemName, stream, destinationFolder);
|
|
|
|
if(rep!=null){
|
|
|
|
notifyUploadInSharedFolder(httpSession,wa,rep.getId(),destinationFolder.getId(), isOverwrite);
|
|
|
|
sendMessage(response, "File "+rep.getName()+" imported correctly in "+destinationFolder.getPath());
|
|
}
|
|
else
|
|
sendError(response,"Internal error: Workspace Item Not Found");
|
|
|
|
}
|
|
|
|
} catch (WrongDestinationException e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: Wrong Destination");
|
|
} catch (WorkspaceFolderNotFoundException e) {
|
|
logger.error("Error creating elements", e);
|
|
sendError(response, "Internal error: Workspace Folder Not Found");
|
|
}
|
|
|
|
}
|
|
|
|
|
|
protected void sendError(HttpServletResponse response, String message) throws IOException
|
|
{
|
|
response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.errorResult(message);
|
|
response.getWriter().write(resultMessage.toString());
|
|
response.flushBuffer();
|
|
}
|
|
|
|
protected void sendMessage(HttpServletResponse response, String message) throws IOException
|
|
{
|
|
response.setStatus(HttpServletResponse.SC_ACCEPTED);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.okResult(message);
|
|
response.getWriter().write(resultMessage.toString());
|
|
response.flushBuffer();
|
|
}
|
|
|
|
protected void sendWarnMessage(HttpServletResponse response, String message) throws IOException
|
|
{
|
|
response.setStatus(HttpServletResponse.SC_ACCEPTED);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.warnResult(message);
|
|
response.getWriter().write(resultMessage.toString());
|
|
response.flushBuffer();
|
|
}
|
|
|
|
|
|
}
|