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35 package gr.grnet.pithos.web.client.commands;
37 import gr.grnet.pithos.web.client.Pithos;
38 import gr.grnet.pithos.web.client.foldertree.File;
39 import gr.grnet.pithos.web.client.foldertree.Folder;
40 import gr.grnet.pithos.web.client.foldertree.Resource;
41 import gr.grnet.pithos.web.client.rest.DeleteRequest;
42 import gr.grnet.pithos.web.client.rest.GetRequest;
43 import gr.grnet.pithos.web.client.rest.RestException;
45 import java.util.Iterator;
47 import com.google.gwt.core.client.GWT;
48 import com.google.gwt.core.client.Scheduler;
49 import com.google.gwt.http.client.Response;
50 import com.google.gwt.http.client.URL;
51 import com.google.gwt.user.client.Command;
52 import com.google.gwt.user.client.ui.PopupPanel;
56 * Command to empty trash bin.
58 public class EmptyTrashCommand implements Command{
59 private PopupPanel containerPanel;
63 public EmptyTrashCommand(Pithos _app, PopupPanel _containerPanel){
65 containerPanel = _containerPanel;
69 public void execute() {
70 if (containerPanel != null)
71 containerPanel.hide();
73 final Folder trash = app.getAccount().getTrash();
75 app.deleteFolder(trash, null); //deleteFolder will not delete the folder itself if it is a container
79 protected void deleteSubfolder(final Iterator<Folder> iter2, final Command callback) {
80 if (iter2.hasNext()) {
81 final Folder f = iter2.next();
82 GetRequest<Folder> getFolder = new GetRequest<Folder>(Folder.class, app.getApiPath(), f.getOwner(), "/" + f.getContainer() + "?format=json&delimiter=/&prefix=" + URL.encodeQueryString(f.getPrefix()), f) {
85 public void onSuccess(final Folder _f) {
86 Iterator<File> iter3 = _f.getFiles().iterator();
87 deleteFile(iter3, new Command() {
90 public void execute() {
91 Iterator<Folder> iter4 = _f.getSubfolders().iterator();
92 deleteSubfolder(iter4, new Command() {
95 public void execute() {
96 String path = _f.getUri();
97 DeleteRequest deleteF = new DeleteRequest(app.getApiPath(), _f.getOwner(), URL.encode(path)) {
100 public void onSuccess(Resource _result) {
101 deleteSubfolder(iter2, callback);
105 public void onError(Throwable t) {
108 if (t instanceof RestException) {
109 app.displayError("Unable to delete file:" + ((RestException) t).getHttpStatusText());
112 app.displayError("System error deleting file:" + t.getMessage());
116 protected void onUnauthorized(Response response) {
117 app.sessionExpired();
120 deleteF.setHeader("X-Auth-Token", app.getToken());
121 Scheduler.get().scheduleDeferred(deleteF);
129 public void onError(Throwable t) {
132 if (t instanceof RestException) {
133 app.displayError("Unable to get folder: " + ((RestException) t).getHttpStatusText());
136 app.displayError("System error getting folder: " + t.getMessage());
140 protected void onUnauthorized(Response response) {
141 app.sessionExpired();
144 getFolder.setHeader("X-Auth-Token", app.getToken());
145 Scheduler.get().scheduleDeferred(getFolder);
148 if (callback != null)
153 void deleteFile(final Iterator<File> iter, final Command callback) {
154 if (iter.hasNext()) {
155 File f = iter.next();
156 String path = f.getUri();
157 DeleteRequest deleteF = new DeleteRequest(app.getApiPath(), f.getOwner(), URL.encode(path)) {
160 public void onSuccess(Resource result) {
161 deleteFile(iter, callback);
165 public void onError(Throwable t) {
168 if (t instanceof RestException) {
169 app.displayError("Unable to delete file:" + ((RestException) t).getHttpStatusText());
172 app.displayError("System error deleting file:" + t.getMessage());
176 protected void onUnauthorized(Response response) {
177 app.sessionExpired();
180 deleteF.setHeader("X-Auth-Token", app.getToken());
181 Scheduler.get().scheduleDeferred(deleteF);
184 if (callback != null)