root / src / gr / ebs / gss / server / webdav / milton / GssFolderResource.java @ e5c822f8
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/*
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* Copyright 2011 Electronic Business Systems Ltd.
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*
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* This file is part of GSS.
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*
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* GSS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GSS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GSS. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gr.ebs.gss.server.webdav.milton; |
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import gr.ebs.gss.client.exceptions.DuplicateNameException; |
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import gr.ebs.gss.client.exceptions.GSSIOException; |
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import gr.ebs.gss.client.exceptions.InsufficientPermissionsException; |
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import gr.ebs.gss.client.exceptions.ObjectNotFoundException; |
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import gr.ebs.gss.client.exceptions.RpcException; |
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import gr.ebs.gss.server.domain.dto.FileHeaderDTO; |
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import gr.ebs.gss.server.domain.dto.FolderDTO; |
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import gr.ebs.gss.server.ejb.TransactionHelper; |
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import java.io.File; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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import java.util.ArrayList; |
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import java.util.Date; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.concurrent.Callable; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import com.bradmcevoy.http.Auth; |
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import com.bradmcevoy.http.CollectionResource; |
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import com.bradmcevoy.http.CopyableResource; |
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import com.bradmcevoy.http.DeletableResource; |
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import com.bradmcevoy.http.GetableResource; |
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import com.bradmcevoy.http.LockInfo; |
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import com.bradmcevoy.http.LockResult; |
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import com.bradmcevoy.http.LockTimeout; |
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import com.bradmcevoy.http.LockToken; |
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import com.bradmcevoy.http.LockingCollectionResource; |
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import com.bradmcevoy.http.MakeCollectionableResource; |
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import com.bradmcevoy.http.MoveableResource; |
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import com.bradmcevoy.http.PropFindableResource; |
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import com.bradmcevoy.http.PutableResource; |
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import com.bradmcevoy.http.Range; |
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import com.bradmcevoy.http.Request; |
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import com.bradmcevoy.http.Resource; |
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import com.bradmcevoy.http.XmlWriter; |
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import com.bradmcevoy.http.exceptions.BadRequestException; |
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import com.bradmcevoy.http.exceptions.ConflictException; |
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import com.bradmcevoy.http.exceptions.NotAuthorizedException; |
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/**
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* @author kman
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*
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*/
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public class GssFolderResource extends GssResource implements MakeCollectionableResource, PutableResource, CopyableResource, DeletableResource, MoveableResource, PropFindableResource, LockingCollectionResource, GetableResource{ |
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private static final Logger log = LoggerFactory.getLogger(GssFolderResource.class); |
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FolderDTO folder; |
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/**
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* @param host
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* @param factory
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* @param resource
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*/
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public GssFolderResource(String host, GSSResourceFactory factory, Object resource) { |
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super(host, factory, resource);
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folder=(FolderDTO) resource; |
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} |
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@Override
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public String checkRedirect(Request request) { |
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if( factory.getDefaultPage() != null ) { |
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return request.getAbsoluteUrl() + "/" + factory.getDefaultPage(); |
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} else {
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return null; |
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} |
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} |
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@Override
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public Date getModifiedDate() { |
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return folder.getAuditInfo().getModificationDate();
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} |
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@Override
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public String getName() { |
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return folder.getName();
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} |
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@Override
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public String getUniqueId() { |
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return folder.getId().toString();
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} |
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@Override
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public void moveTo(final CollectionResource newParent, final String arg1) throws ConflictException, NotAuthorizedException, BadRequestException { |
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if( newParent instanceof GssFolderResource ) { |
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log.info("MOVING:"+arg1);
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final GssFolderResource newFsParent = (GssFolderResource) newParent;
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log.info("NEW PARENT IS:"+newFsParent.folder.getName());
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/*File dest = new File(newFsParent.getFile(), newName);
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boolean ok = this.file.renameTo(dest);
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if( !ok ) throw new RuntimeException("Failed to move to: " + dest.getAbsolutePath());
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this.file = dest;*/
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try {
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if(newFsParent.folder.getName().equals(folder.getParent().getName())){
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new TransactionHelper<Void>().tryExecute(new Callable<Void>() { |
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@Override
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public Void call() throws Exception { |
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factory.getService().updateFolder(getCurrentUser().getId(), folder.getId(), arg1, null, null); |
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log.info("RENAMING OK:"+arg1);
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return null; |
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} |
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}); |
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} |
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//this.folder = factory.getService().updateFolder(user.getId(), folder.getId(), arg1, null, null);
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else new TransactionHelper<Void>().tryExecute(new Callable<Void>() { |
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@Override
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public Void call() throws Exception { |
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factory.getService().moveFolder(getCurrentUser().getId(), folder.getId(), newFsParent.folder.getId(), arg1); |
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log.info("MOVING OK:"+arg1);
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return null; |
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} |
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}); |
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GssFolderResource.this.folder = factory.getService().getFolder(getCurrentUser().getId(), folder.getId()); |
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log.info("MOVING:"+folder.getName());
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} catch (InsufficientPermissionsException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (ObjectNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (DuplicateNameException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (RpcException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (GSSIOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (Exception e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} else {
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throw new RuntimeException("Destination is an unknown type. Must be a FsDirectoryResource, is a: " + newParent.getClass()); |
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} |
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} |
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@Override
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public void copyTo(final CollectionResource newParent, final String arg1) throws NotAuthorizedException, BadRequestException, ConflictException { |
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if( newParent instanceof GssFolderResource ) { |
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log.info("COPYING:"+arg1);
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final GssFolderResource newFsParent = (GssFolderResource) newParent;
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log.info("NEW PARENT IS:"+newFsParent.folder.getName());
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/*File dest = new File(newFsParent.getFile(), newName);
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boolean ok = this.file.renameTo(dest);
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if( !ok ) throw new RuntimeException("Failed to move to: " + dest.getAbsolutePath());
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this.file = dest;*/
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try {
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new TransactionHelper<Void>().tryExecute(new Callable<Void>() { |
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@Override
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public Void call() throws Exception { |
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factory.getService().copyFolder(getCurrentUser().getId(), folder.getId(), newFsParent.folder.getId(), arg1); |
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log.info("COPYING OK:"+arg1);
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return null; |
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} |
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}); |
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GssFolderResource.this.folder = factory.getService().getFolder(getCurrentUser().getId(), folder.getId()); |
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log.info("MOVING:"+folder.getName());
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} catch (InsufficientPermissionsException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (ObjectNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (DuplicateNameException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (RpcException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (GSSIOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (Exception e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} else {
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throw new RuntimeException("Destination is an unknown type. Must be a FsDirectoryResource, is a: " + newParent.getClass()); |
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} |
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} |
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@Override
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public CollectionResource createCollection(final String name) throws NotAuthorizedException, ConflictException, BadRequestException { |
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try {
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final FolderDTO folderParent = folder;
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FolderDTO created = new TransactionHelper<FolderDTO>().tryExecute(new Callable<FolderDTO>() { |
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@Override
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public FolderDTO call() throws Exception { |
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FolderDTO f = factory.getService().createFolder(getCurrentUser().getId(), folder.getId(), name); |
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return f;
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} |
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}); |
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return new GssFolderResource(host, factory, created); |
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} catch (DuplicateNameException e) {
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e.printStackTrace(); |
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// XXX If the existing name is a folder we should be returning
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// SC_METHOD_NOT_ALLOWED, or even better, just do the createFolder
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// without checking first and then deal with the exceptions.
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throw new ConflictException(this); |
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} catch (InsufficientPermissionsException e) {
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e.printStackTrace(); |
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throw new NotAuthorizedException(this); |
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} catch (ObjectNotFoundException e) {
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e.printStackTrace(); |
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return null; |
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} catch (RpcException e) {
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e.printStackTrace(); |
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return null; |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return null; |
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} |
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} |
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@Override
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public Resource child(String name) { |
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for(FolderDTO f : folder.getSubfolders())
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if(f.getName().equals(name))
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return new GssFolderResource(host, factory, f); |
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try {
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for(FileHeaderDTO f : factory.getService().getFiles(folder.getOwner().getId(), folder.getId(), true)) |
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if(f.getName().equals(name))
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return new GssFileResource(host, factory, f); |
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} catch (ObjectNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (InsufficientPermissionsException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (RpcException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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return null; |
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} |
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@Override
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public List<? extends Resource> getChildren() { |
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try {
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this.folder = factory.getService().getFolder(getCurrentUser().getId(), folder.getId());
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} catch (ObjectNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (InsufficientPermissionsException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (RpcException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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List<GssResource> result = new ArrayList<GssResource>(); |
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for(FolderDTO f : folder.getSubfolders())
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if(!f.isDeleted())
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result.add(new GssFolderResource(host, factory, f));
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try {
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for(FileHeaderDTO f : factory.getService().getFiles(getCurrentUser().getId(), folder.getId(), true)) |
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result.add(new GssFileResource(host, factory, f));
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} catch (ObjectNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (InsufficientPermissionsException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (RpcException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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return result;
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} |
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@Override
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public Resource createNew(final String name, InputStream in, Long length, final String contentType ) throws IOException, ConflictException, NotAuthorizedException, BadRequestException { |
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File uploadedFile = null; |
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try {
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uploadedFile = factory.getService().uploadFile(in, getCurrentUser().getId()); |
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} catch (IOException ex) { |
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throw new IOException(ex); |
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} catch (ObjectNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (RpcException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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final File uf = uploadedFile; |
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try {
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String pathFolder = folder.getPath();
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if(!pathFolder.endsWith("/")) |
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pathFolder=pathFolder+"/";
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String fname = pathFolder+name;
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Object ff2;
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try{
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ff2 = factory.getService().getResourceAtPath(folder.getOwner().getId(), fname, true);
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} |
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catch(ObjectNotFoundException ex){
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ff2=null;
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} |
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final Object ff = ff2; |
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log.info("**************FOUND FILE:"+ff);
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FileHeaderDTO kmfileDTO=null;
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if(ff!=null && ff instanceof FileHeaderDTO){ |
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kmfileDTO = new TransactionHelper<FileHeaderDTO>().tryExecute(new Callable<FileHeaderDTO>() { |
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@Override
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public FileHeaderDTO call() throws Exception { |
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log.info("**************UPDATING:"+ff);
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return factory.getService().updateFileContents(getCurrentUser().getId(), ((FileHeaderDTO)ff).getId(), contentType, uf.length(), uf.getAbsolutePath());
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} |
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}); |
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} |
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else
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kmfileDTO = new TransactionHelper<FileHeaderDTO>().tryExecute(new Callable<FileHeaderDTO>() { |
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@Override
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public FileHeaderDTO call() throws Exception { |
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log.info("**************CREATING:"+ff);
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return factory.getService().createFile(getCurrentUser().getId(), folder.getId(), name, contentType, uf.length(), uf.getAbsolutePath());
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} |
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}); |
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return new GssFileResource(host, factory, kmfileDTO); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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return null; |
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} |
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@Override
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public void delete() throws NotAuthorizedException, ConflictException, BadRequestException { |
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try {
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factory.getService().deleteFolder(getCurrentUser().getId(), folder.getId()); |
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} catch (InsufficientPermissionsException e) {
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e.printStackTrace(); |
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throw new NotAuthorizedException(this); |
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} catch (ObjectNotFoundException e) {
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e.printStackTrace(); |
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throw new BadRequestException(this); |
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} catch (RpcException e) {
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e.printStackTrace(); |
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throw new BadRequestException(this); |
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} |
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} |
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@Override
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public Date getCreateDate() { |
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if(folder!=null && folder.getAuditInfo()!=null) |
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return folder.getAuditInfo().getCreationDate();
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return null; |
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} |
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@Override
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public LockToken createAndLock(final String name, LockTimeout timeout, LockInfo lockInfo ) throws NotAuthorizedException { |
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final File tmp = new File("/home/kman/"+new java.util.Random().nextInt()); |
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FileHeaderDTO kmfileDTO=null;
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try {
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kmfileDTO = new TransactionHelper<FileHeaderDTO>().tryExecute(new Callable<FileHeaderDTO>() { |
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@Override
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public FileHeaderDTO call() throws Exception { |
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return factory.getService().createFile(getCurrentUser().getId(), folder.getId(), name, "text/html", tmp.length(), tmp.getAbsolutePath()); |
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} |
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}); |
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} catch (Exception e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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//File dest = new File( this.getFile(), name );
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//createEmptyFile( );
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GssFileResource newRes = new GssFileResource( host, factory, kmfileDTO );
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LockResult res = newRes.lock( timeout, lockInfo ); |
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return res.getLockToken();
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} |
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@Override
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public Long getContentLength() { |
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return null; |
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} |
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@Override
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public String getContentType(String arg0) { |
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return "text/html"; |
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} |
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@Override
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public Long getMaxAgeSeconds(Auth arg0) { |
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// TODO Auto-generated method stub
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return null; |
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} |
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/**
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* Will generate a listing of the contents of this directory, unless
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* the factory's allowDirectoryBrowsing has been set to false.
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*
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* If so it will just output a message saying that access has been disabled.
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*
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* @param out
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* @param range
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* @param params
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* @param contentType
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* @throws IOException
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* @throws NotAuthorizedException
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*/
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public void sendContent( OutputStream out, Range range, Map<String, String> params, String contentType ) throws IOException, NotAuthorizedException { |
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String subpath = folder.getPath();//getFile().getCanonicalPath().substring( factory.getRoot().getCanonicalPath().length() ).replace( '\\', '/' ); |
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String uri = "/" + factory.getContextPath() + subpath; |
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XmlWriter w = new XmlWriter( out ); |
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w.open( "html" );
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w.open( "body" );
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w.begin( "h1" ).open().writeText( this.getName() ).close(); |
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w.open( "table" );
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for( Resource r : getChildren() ) {
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w.open( "tr" );
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w.open( "td" );
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w.begin( "a" ).writeAtt( "href", uri + "/" + r.getName() ).open().writeText( r.getName() ).close(); |
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w.close( "td" );
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w.begin( "td" ).open().writeText( r.getModifiedDate() + "" ).close(); |
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w.close( "tr" );
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} |
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w.close( "table" );
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w.close( "body" );
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w.close( "html" );
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w.flush(); |
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} |
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} |