Revision 816de19f web_client/src/gr/grnet/pithos/web/client/DeleteFileDialog.java
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*/ |
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package gr.grnet.pithos.web.client; |
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import com.google.gwt.core.client.Scheduler; |
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import gr.grnet.pithos.web.client.MessagePanel.Images; |
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import gr.grnet.pithos.web.client.foldertree.File; |
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import gr.grnet.pithos.web.client.foldertree.Resource; |
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import gr.grnet.pithos.web.client.rest.DeleteCommand; |
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import gr.grnet.pithos.web.client.rest.DeleteRequest; |
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import gr.grnet.pithos.web.client.rest.MultipleDeleteCommand; |
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import gr.grnet.pithos.web.client.rest.RestException; |
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import gr.grnet.pithos.web.client.rest.resource.FileResource; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import com.google.gwt.core.client.GWT; |
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*/ |
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public class DeleteFileDialog extends DialogBox {
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private List<File> files; |
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/** |
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* The widget's constructor. |
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* |
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* @param images the supplied images |
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*/ |
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public DeleteFileDialog(Images images) {
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public DeleteFileDialog(Images images, List<File> _files) {
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files = _files; |
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// Set the dialog's caption. |
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setText("Confirmation");
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setAnimationEnabled(true); |
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Object selection = GSS.get().getCurrentSelection(); |
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// Create a VerticalPanel to contain the label and the buttons. |
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VerticalPanel outer = new VerticalPanel(); |
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HorizontalPanel buttons = new HorizontalPanel(); |
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HTML text; |
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if (selection instanceof FileResource)
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text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete file '" + ((FileResource) selection).getName() + "'?</td></tr></table>");
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if (files.size() == 1)
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text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete file '" + files.get(0).getName() + "'?</td></tr></table>");
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else |
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text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete the selected files?</td></tr></table>");
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text.setStyleName("pithos-warnMessage");
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Button ok = new Button("Delete", new ClickHandler() {
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@Override |
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public void onClick(ClickEvent event) {
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deleteFile(); |
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deleteFiles();
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hide(); |
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} |
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}); |
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/** |
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* Generate an RPC request to delete a file. |
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* |
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* @param userId the ID of the current user |
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*/ |
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private void deleteFile() {
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Object selection = GSS.get().getCurrentSelection(); |
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if (selection == null) {
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GSS.get().displayError("No file was selected");
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return; |
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} |
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if (selection instanceof FileResource) {
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FileResource file = (FileResource) selection; |
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DeleteCommand df = new DeleteCommand(file.getUri()){
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@Override |
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public void onComplete() {
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GSS.get().getTreeView().updateNode(GSS.get().getTreeView().getSelection()); |
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GSS.get().getStatusPanel().updateStats(); |
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} |
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@Override |
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public void onError(Throwable t) {
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GWT.log("", t);
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if(t instanceof RestException){
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int statusCode = ((RestException)t).getHttpStatusCode(); |
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if(statusCode == 405) |
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GSS.get().displayError("You don't have the necessary permissions");
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else if(statusCode == 404) |
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GSS.get().displayError("File not found");
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else |
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GSS.get().displayError("Unable to delete file: "+((RestException)t).getHttpStatusText());
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} |
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else |
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GSS.get().displayError("System error unable to delete file: "+t.getMessage());
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} |
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}; |
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DeferredCommand.addCommand(df); |
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} |
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else if(selection instanceof List){
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List<FileResource> files = (List<FileResource>) selection; |
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List<String> fileIds = new ArrayList<String>(); |
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for(FileResource f : files) |
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fileIds.add(f.getUri()); |
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MultipleDeleteCommand ed = new MultipleDeleteCommand(fileIds.toArray(new String[0])){
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@Override |
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public void onComplete() {
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GSS.get().getTreeView().updateNode(GSS.get().getTreeView().getSelection()); |
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} |
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@Override |
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public void onError(Throwable t) {
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GWT.log("", t);
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GSS.get().getTreeView().updateNode(GSS.get().getTreeView().getSelection()); |
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} |
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@Override |
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public void onError(String path, Throwable t) {
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GWT.log("", t);
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if(t instanceof RestException){
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int statusCode = ((RestException)t).getHttpStatusCode(); |
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if(statusCode == 405) |
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GSS.get().displayError("You don't have the necessary permissions");
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else if(statusCode == 404) |
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GSS.get().displayError("File not found");
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else |
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GSS.get().displayError("Unable to delete file:"+((RestException)t).getHttpStatusText());
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} |
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else |
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GSS.get().displayError("System error unable to delete file:"+t.getMessage());
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} |
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}; |
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DeferredCommand.addCommand(ed); |
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} |
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} |
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private void deleteFiles() {
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Iterator<File> iter = files.iterator(); |
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deleteFile(iter); |
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} |
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private void deleteFile(final Iterator<File> iter) {
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if (iter.hasNext()) {
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File f = iter.next(); |
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String path = GSS.get().getApiPath() + GSS.get().getUsername() + f.getUri(); |
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DeleteRequest deleteFile = new DeleteRequest(path) {
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@Override |
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public void onSuccess(Resource result) {
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deleteFile(iter); |
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} |
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@Override |
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public void onError(Throwable t) {
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GWT.log("", t);
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if (t instanceof RestException) {
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GSS.get().displayError("Unable to delete file: " + ((RestException) t).getHttpStatusText());
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} |
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else |
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GSS.get().displayError("System error unable to delete file: "+t.getMessage());
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} |
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}; |
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deleteFile.setHeader("X-Auth-Token", GSS.get().getToken());
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Scheduler.get().scheduleDeferred(deleteFile); |
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} |
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else {
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GSS.get().updateFolder(files.get(0).getParent()); |
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} |
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} |
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@Override |
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protected void onPreviewNativeEvent(NativePreviewEvent preview) {
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switch (evt.getKeyCode()) {
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case KeyCodes.KEY_ENTER: |
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hide(); |
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deleteFile(); |
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deleteFiles();
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break; |
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case KeyCodes.KEY_ESCAPE: |
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hide(); |
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