Revision 49df7570 web_client/src/gr/grnet/pithos/web/client/DeleteFolderDialog.java

b/web_client/src/gr/grnet/pithos/web/client/DeleteFolderDialog.java
90 90
	 * The widget's constructor.
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	 * @param images the supplied images
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	 */
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	public DeleteFolderDialog(GSS app, Images images, Folder folder) {
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        this.app = app;
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        this.folder = folder;
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	public DeleteFolderDialog(GSS _app, Images images, Folder _folder) {
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        this.app = _app;
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        this.folder = _folder;
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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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		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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				deleteFolder();
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				app.deleteFolder(folder);
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				hide();
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			}
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		});
......
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		setWidget(outer);
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	}
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	/**
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	 * Generate an RPC request to delete a folder.
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	 *
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	 */
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	private void deleteFolder() {
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        String path = app.getApiPath() + app.getUsername() + "/" + folder.getContainer() + "?format=json&delimiter=/&prefix=" + folder.getPrefix();
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        RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, path);
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        builder.setHeader("If-Modified-Since", "0");
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        builder.setHeader("X-Auth-Token", app.getToken());
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        try {
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            builder.sendRequest("", new RequestCallback() {
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                @Override
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                public void onResponseReceived(Request request, Response response) {
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                    if (response.getStatusCode() == Response.SC_OK) {
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                        JSONValue json = JSONParser.parseStrict(response.getText());
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                        JSONArray array = json.isArray();
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                        int i = 0;
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                        if (array != null) {
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                            deleteObject(i, array);
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                        }
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                    }
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                }
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                @Override
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                public void onError(Request request, Throwable exception) {
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                    GSS.get().displayError("System error unable to delete folder: " + exception.getMessage());
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                }
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            });
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        }
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        catch (RequestException e) {
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        }
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	}
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    private void deleteObject(final int i, final JSONArray array) {
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        if (i < array.size()) {
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            JSONObject o = array.get(i).isObject();
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            if (o != null && !o.containsKey("subdir")) {
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                JSONString name = o.get("name").isString();
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                String path = app.getApiPath() + app.getUsername() + "/" + folder.getContainer() + "/" + name.stringValue();
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                DeleteRequest delete = new DeleteRequest(path) {
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                    @Override
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                    public void onSuccess(Resource result) {
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                        deleteObject(i + 1, array);
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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().displayError("System error unable to delete folder: " + t.getMessage());
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                    }
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                };
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                delete.setHeader("X-Auth-Token", app.getToken());
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                Scheduler.get().scheduleDeferred(delete);
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            }
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            else {
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                String subdir = o.get("subdir").isString().stringValue();
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                subdir = subdir.substring(0, subdir.length() - 1);
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                String path = app.getApiPath() + app.getUsername() + "/" + folder.getContainer() + "?format=json&delimiter=/&prefix=" + subdir;
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                RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, path);
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                builder.setHeader("If-Modified-Since", "0");
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                builder.setHeader("X-Auth-Token", app.getToken());
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                try {
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                    builder.sendRequest("", new RequestCallback() {
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                        @Override
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                        public void onResponseReceived(Request request, Response response) {
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                            if (response.getStatusCode() == Response.SC_OK) {
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                                JSONValue json = JSONParser.parseStrict(response.getText());
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                                JSONArray array2 = json.isArray();
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                                if (array2 != null) {
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                                    int l = array.size();
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                                    for (int j=0; j<array2.size(); j++) {
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                                        array.set(l++, array2.get(j));
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                                    }
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                                }
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                                deleteObject(i + 1, array);
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                            }
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                        }
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                        @Override
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                        public void onError(Request request, Throwable exception) {
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                            GSS.get().displayError("System error unable to delete folder: " + exception.getMessage());
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                        }
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                    });
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                }
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                catch (RequestException e) {
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                }
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            }
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        }
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        else {
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            String prefix = folder.getPrefix();
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            String path = app.getApiPath() + app.getUsername() + "/" + folder.getContainer() + (prefix.length() == 0 ? "" : "/" + prefix);
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            DeleteRequest deleteFolder = new DeleteRequest(path) {
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                @Override
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                public void onSuccess(Resource result) {
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                    app.updateFolder(folder.getParent());
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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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                        app.displayError("Unable to delete folder: "+((RestException) t).getHttpStatusText());
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                    }
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                    else
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                        GSS.get().displayError("System error unable to delete folder: " + t.getMessage());
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                }
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            };
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            deleteFolder.setHeader("X-Auth-Token", app.getToken());
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            Scheduler.get().scheduleDeferred(deleteFolder);
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        }
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    }
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251 139
	@Override
252 140
	protected void onPreviewNativeEvent(NativePreviewEvent preview) {
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		super.onPreviewNativeEvent(preview);
......
259 147
			switch (evt.getKeyCode()) {
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				case KeyCodes.KEY_ENTER:
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					hide();
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					deleteFolder();
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					app.deleteFolder(folder);
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					break;
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				case KeyCodes.KEY_ESCAPE:
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					hide();

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