Synnefo » Pithos

        MenuItem upload = new MenuItem("<span>" + AbstractImagePrototype.create(images.fileUpdate()).getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(this));

			updateItem = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.fileUpdate()).getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(this));

            contextMenu.addItem(updateItem);

				new UploadFileCommand(null).execute();

				new UploadFileCommand(null).execute();

			MenuItem uploadItem = new MenuItem("<span id='topMenu.file.upload'>" + AbstractImagePrototype.create(images.fileUpdate()).getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(this));			

public class FileUploadDialog extends DialogBox implements Updateable {

	protected int prgBarInterval = 1500;

	private ProgressBar progressBar;

	protected RepeatingTimer repeater = new RepeatingTimer(this, prgBarInterval);

	public static final boolean DONE = true;

	protected final Label filenameLabel = new Label("");

	protected List<FileResource> files;

	protected boolean cancelEvent = false;

	protected String fileNameToUse;

	protected FolderResource folder;

		final Hidden date = new Hidden("Date", "");

		panel.add(date);

		final Hidden auth = new Hidden("Authorization", "");

		panel.add(auth);

		// Add an informative label with the folder name.

		Object selection = GSS.get().getTreeView().getSelection();

		folder = ((RestResourceWrapper) selection).getResource();

		HorizontalPanel fileUloadPanel = new HorizontalPanel();

		fileUloadPanel.add(filenameLabel);

		fileUloadPanel.add(upload);

		upload.getElement().setId("fileUploadDiallog.uploadPanel");

		generalTable.setText(0, 1, folder.getName());

		generalTable.setWidget(1, 1, fileUloadPanel);

		generalTable.getCellFormatter().setStyleName(0, 1, "props-values");

		final Button submit = new Button("Upload", new ClickHandler() {

		submit.getElement().setId("fileUploadDialog.button.upload");

				repeater.finish();

		cancel.getElement().setId("fileUploadDialog.button.cancel");

				GSS app = GSS.get();

				// This event is fired just before the form is submitted. We can

				// take this opportunity to perform validation.

				if (upload.getFilename().length() == 0) {

					app.displayError("You must select a file!");

					event.cancel();

					hide();

				} else {

					canContinue();

					GWT.log("Cancel:" + cancelEvent, null);

					if (cancelEvent) {

						cancelEvent = false;

						app.displayError("The specified file name already exists in this folder");

						event.cancel();

						hide();

					} else {

						fileNameToUse = getFilename(upload.getFilename());

						String apath;

						FileResource selectedFile = getFileForName(fileNameToUse);

						if (selectedFile == null ) {

							//we are going to create a file

							apath = folder.getUri();

							if (!apath.endsWith("/"))

								apath = apath + "/";

							apath = apath + encodeComponent(fileNameToUse);

						} else

							apath = selectedFile.getUri();

						form.setAction(apath);

						String dateString = RestCommand.getDate();

						String resource = apath.substring(app.getApiPath().length() - 1, apath.length());

						String sig = RestCommand.calculateSig("POST", dateString, resource, RestCommand.base64decode(app.getToken()));

						date.setValue(dateString);

						auth.setValue(app.getCurrentUserResource().getUsername() + " " + sig);

						GWT.log("FolderPATH:" + folder.getUri(), null);

						submit.setEnabled(false);

						upload.setVisible(false);

						filenameLabel.setText(fileNameToUse);

						filenameLabel.setVisible(true);

						repeater.start();

						progressBar.setVisible(true);

					}

				}

				if (!results.equalsIgnoreCase("<pre></pre>")) {

					GSS.get().displayError(results);

				progressBar.setProgress(100);

				cancelUpload();

				GSS.get().getTreeView().updateNode(GSS.get().getTreeView().getSelection());

				GSS.get().getStatusPanel().updateStats();

		panel.add(buttons);

		progressBar = new ProgressBar(50, ProgressBar.SHOW_TIME_REMAINING);

		panel.add(progressBar);

		progressBar.setVisible(false);

		panel.setCellHorizontalAlignment(buttons, HasHorizontalAlignment.ALIGN_CENTER);

		panel.setCellHorizontalAlignment(progressBar, HasHorizontalAlignment.ALIGN_CENTER);

					cancelUpload();

	/**

	 * Cancels the file upload.

	 */

	private void cancelUpload() {

		repeater.finish();

		hide();

	}

	public void prepareAndSubmit() {

		final String fname = getFilename(upload.getFilename());

			//we are going to create a file, so we check to see if there is a trashed file with the same name

			FileResource same = null;

			for (FileResource fres : folder.getFiles())

				if (fres.isDeleted() && fres.getName().equals(fname))

					same = fres;

			if (same == null)

				form.submit();

			else {

				final FileResource sameFile = same;

				GWT.log("Same deleted file", null);

				ConfirmationDialog confirm = new ConfirmationDialog("A file with " +

						"the same name exists in the trash. If you continue,<br/>the trashed " +

						"file  '" + fname + "' will be renamed automatically for you.", "Continue") {

					@Override

					public void cancel() {

						FileUploadDialog.this.hide();

					}

					@Override

					public void confirm() {

						updateTrashedFile(getBackupFilename(fname), sameFile);

					}

				};

				confirm.center();

			}

	/**

	/**

	 * Check whether the file name exists in selected folder.

	 *

	 * @return

	 */

	private boolean canContinue() {

		if (files == null)

			return false;

		String fileName = getFilename(upload.getFilename());

		if (getFileForName(fileName) == null) {

			// For file creation, check to see if the file already exists.

			GWT.log("filename to upload:" + fileName, null);

			for (FileResource dto : files) {

				GWT.log("Check:" + dto.getName() + "/" + fileName, null);

				if (!dto.isDeleted() && dto.getName().equals(fileName)) {

					cancelEvent = true;

					return true;

				}

			}

		}

		return true;

	}

	class RepeatingTimer extends Timer {

		private Updateable updateable;

		private int interval = 1500;

		private boolean running = true;

		RepeatingTimer(Updateable _updateable, int _interval) {

			updateable = _updateable;

			interval = _interval;

		}

		@Override

		public void run() {

			updateable.update();

		}

		public void start() {

			running = true;

			scheduleRepeating(interval);

		}

		public void finish() {

			running = false;

			cancel();

		}

		public int getInterval() {

			return interval;

		}

		public void setInterval(int anInterval) {

			if (interval != anInterval) {

				interval = anInterval;

				if (running) {

					finish();

					start();

				}

			}

		}

	}

	@Override

	public void update() {

		String apath = folder.getUri();

		if (!apath.endsWith("/"))

			apath = apath + "/";

		apath = apath + encodeComponent(fileNameToUse) + "?progress=" + encodeComponent(fileNameToUse);

		GetCommand eg = new GetCommand<UploadStatusResource>(UploadStatusResource.class, apath, false, null) {

			@Override

			public void onComplete() {

				UploadStatusResource res = getResult();

				progressBar.setProgress(res.percent());

			}

			@Override

			public void onError(Throwable t) {

				GWT.log("", t);

			}

		};

		DeferredCommand.addCommand(eg);

	}

	protected String getBackupFilename(String filename) {

		List<FileResource> filesInSameFolder = new ArrayList<FileResource>();

		for (FileResource deleted : folder.getFiles())

			if (deleted.isDeleted())

				filesInSameFolder.add(deleted);

		int i = 1;

		for (FileResource same : filesInSameFolder)

			if (same.getName().startsWith(filename)) {

				String toCheck = same.getName().substring(filename.length(), same.getName().length());

				if (toCheck.startsWith(" ")) {

					int test = -1;

					try {

						test = Integer.valueOf(toCheck.replace(" ", ""));

					} catch (NumberFormatException e) {

						// Do nothing since string is not a number.

					}

					if (test >= i)

						i = test + 1;

				}

			}

		return filename + " " + i;

	}

	/**

	 * Rename the conflicting trashed file with the supplied new name.

	 */

	private void updateTrashedFile(String newName, FileResource trashedFile) {

		JSONObject json = new JSONObject();

		json.put("name", new JSONString(newName));

		PostCommand cf = new PostCommand(trashedFile.getUri() + "?update=", json.toString(), 200) {

			@Override

			public void onComplete() {

				form.submit();

			}

			@Override

			public void onError(Throwable t) {

				GSS app = GSS.get();

				GWT.log("", t);

				if (t instanceof RestException) {

					int statusCode = ((RestException) t).getHttpStatusCode();

					if (statusCode == 405)

						app.displayError("You don't have the necessary permissions");

					else if (statusCode == 404)

						app.displayError("User in permissions does not exist");

					else if (statusCode == 409)

						app.displayError("A file with the same name already exists");

					else if (statusCode == 413)

						app.displayError("Your quota has been exceeded");

					else

						app.displayError("Unable to modify file:" + ((RestException) t).getHttpStatusText());

				} else

					app.displayError("System error modifying file:" + t.getMessage());

			}

		};

		DeferredCommand.addCommand(cf);

	}

	protected FileResource getFileForName(String name){

		for (FileResource f : folder.getFiles())

			if (!f.isDeleted() && f.getName().equals(name))

	/**

	 * Same as URL.encodeComponent, but also

	 * encode apostrophe since browsers aren't consistent about it

	 * (FF encodes, IE does not).

	 */

	private String encodeComponent(String decodedURLComponent) {

		String retv = URL.encodeComponent(decodedURLComponent);

		retv = retv.replaceAll("'", "%27");

		return retv;

	}

	/**

	 * Modify the files.

	 *

	 * @param newFiles the files to set

	 */

	public void setFiles(List<FileResource> newFiles) {

		files = newFiles;

	}

import gr.grnet.pithos.web.client.rest.resource.RestResourceWrapper;

public class FileUploadGearsDialog extends FileUploadDialog implements Updateable {

	private Map<String, FileResource> toRename;

	public FileUploadGearsDialog() {

		folder = ((RestResourceWrapper) selection).getResource();

	/**

	 * Check whether the specified file name exists in the selected folder.

	 */

	private boolean canContinue(File file) {

		String fileName = getFilename(file.getName());

		if (getFileForName(fileName) == null)

			// For file creation, check to see if the file already exists.

			for (FileResource fileRes : files)

				if (!fileRes.isDeleted() && fileRes.getName().equals(fileName))

					return false;

		return true;

	}

		for (File file: selectedFiles)

			if (!canContinue(file)) {

				app.displayError("The file name " + file.getName() +

							" already exists in this folder");

				hide();

				return;

			}

		toRename = new HashMap<String, FileResource>();

				FileResource same = null;

				for (FileResource fres : folder.getFiles())

					if (fres.isDeleted() && fres.getName().equals(fname))

			for (FileResource file: toRename.values())

public class FileUploadGearsIEDialog extends FileUploadGearsDialog implements Updateable {

                showFiles(f);

    private void showFiles(Folder f) {

/*

 * Copyright 2011 GRNET S.A. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

 * conditions are met:

 *

 *   1. Redistributions of source code must retain the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer.

 *

 *   2. Redistributions in binary form must reproduce the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer in the documentation and/or other materials

 *      provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 * The views and conclusions contained in the software and

 * documentation are those of the authors and should not be

 * interpreted as representing official policies, either expressed

 * or implied, of GRNET S.A.

 */

package gr.grnet.pithos.web.client;

public interface Updateable {

	public void update();

}

	private List<FileResource> files;

	public UploadFileCommand(PopupPanel _containerPanel) {

		RestResource currentFolder = GSS.get().getTreeView().getSelection();

		if (currentFolder == null) {

			GSS.get().displayError("You have to select the parent folder first");

			return;

		}

		getFileList();

		DeferredCommand.addCommand(new IncrementalCommand() {

			@Override

			public boolean execute() {

				boolean res = canContinue();

				if (res) {

					FileUploadDialog dlg = GWT.create(FileUploadDialog.class);

					dlg.setFiles(files);

					dlg.center();

					return false;

				}

				return true;

			}

		});

	private boolean canContinue() {

		if (files != null )

			return true;

		return false;

	}

	private void getFileList() {

		GetCommand<FolderResource> eg = new GetCommand<FolderResource>(FolderResource.class,((RestResourceWrapper)GSS.get().getTreeView().getSelection()).getUri(), null){

			@Override

			public void onComplete() {

				files = getResult().getFiles();

			}

			@Override

			public void onError(Throwable t) {

				files = new ArrayList<FileResource>();

			}

		};

		DeferredCommand.addCommand(eg);

	}

            GSS app = GSS.get();