code.grnet.gr Git - pithos/blob - src/gr/ebs/gss/client/GSS.java

   1 /*
   2  * Copyright 2007, 2008, 2009, 2010 Electronic Business Systems Ltd.
   3  *
   4  * This file is part of GSS.
   5  *
   6  * GSS is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GSS is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GSS.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package gr.ebs.gss.client;
  20
  21 import gr.ebs.gss.client.clipboard.Clipboard;
  22 import gr.ebs.gss.client.rest.GetCommand;
  23 import gr.ebs.gss.client.rest.RestException;
  24 import gr.ebs.gss.client.rest.resource.FileResource;
  25 import gr.ebs.gss.client.rest.resource.FolderResource;
  26 import gr.ebs.gss.client.rest.resource.RestResource;
  27 import gr.ebs.gss.client.rest.resource.TrashResource;
  28 import gr.ebs.gss.client.rest.resource.UserResource;
  29
  30 import java.util.Arrays;
  31 import java.util.Date;
  32 import java.util.HashMap;
  33 import java.util.List;
  34
  35 import com.google.gwt.core.client.EntryPoint;
  36 import com.google.gwt.core.client.GWT;
  37 import com.google.gwt.event.logical.shared.ResizeEvent;
  38 import com.google.gwt.event.logical.shared.ResizeHandler;
  39 import com.google.gwt.event.logical.shared.SelectionEvent;
  40 import com.google.gwt.event.logical.shared.SelectionHandler;
  41 import com.google.gwt.event.logical.shared.ValueChangeEvent;
  42 import com.google.gwt.event.logical.shared.ValueChangeHandler;
  43 import com.google.gwt.i18n.client.DateTimeFormat;
  44 import com.google.gwt.resources.client.ClientBundle;
  45 import com.google.gwt.resources.client.ImageResource;
  46 import com.google.gwt.user.client.Command;
  47 import com.google.gwt.user.client.Cookies;
  48 import com.google.gwt.user.client.DeferredCommand;
  49 import com.google.gwt.user.client.History;
  50 import com.google.gwt.user.client.Window;
  51 import com.google.gwt.user.client.ui.AbstractImagePrototype;
  52 import com.google.gwt.user.client.ui.DecoratedTabPanel;
  53 import com.google.gwt.user.client.ui.DockPanel;
  54 import com.google.gwt.user.client.ui.HasHorizontalAlignment;
  55 import com.google.gwt.user.client.ui.HasVerticalAlignment;
  56 import com.google.gwt.user.client.ui.HorizontalSplitPanel;
  57 import com.google.gwt.user.client.ui.RootPanel;
  58 import com.google.gwt.user.client.ui.TabPanel;
  59 import com.google.gwt.user.client.ui.VerticalPanel;
  60 import com.google.gwt.user.client.ui.Tree;
  61 /**
  62  * Entry point classes define <code>onModuleLoad()</code>.
  63  */
  64 public class GSS implements EntryPoint, ResizeHandler {
  65
  66         /**
  67          * A constant that denotes the completion of an IncrementalCommand.
  68          */
  69         public static final boolean DONE = false;
  70
  71         public static final int VISIBLE_FILE_COUNT = 100;
  72
  73         /**
  74          * Instantiate an application-level image bundle. This object will provide
  75          * programmatic access to all the images needed by widgets.
  76          */
  77         private static Images images = (Images) GWT.create(Images.class);
  78
  79         private GlassPanel glassPanel = new GlassPanel();
  80
  81         /**
  82          * An aggregate image bundle that pulls together all the images for this
  83          * application into a single bundle.
  84          */
  85         public interface Images extends ClientBundle, TopPanel.Images, StatusPanel.Images, FileMenu.Images, EditMenu.Images, SettingsMenu.Images, GroupMenu.Images, FilePropertiesDialog.Images, MessagePanel.Images, FileList.Images, SearchResults.Images, Search.Images, Groups.Images, CellTreeView.Images {
  86
  87                 @Source("gr/ebs/gss/resources/document.png")
  88                 ImageResource folders();
  89
  90                 @Source("gr/ebs/gss/resources/edit_group_22.png")
  91                 ImageResource groups();
  92
  93                 @Source("gr/ebs/gss/resources/search.png")
  94                 ImageResource search();
  95         }
  96
  97         /**
  98          * The single GSS instance.
  99          */
 100         private static GSS singleton;
 101
 102         /**
 103          * Gets the singleton GSS instance.
 104          *
 105          * @return the GSS object
 106          */
 107         public static GSS get() {
 108                 if (GSS.singleton == null)
 109                         GSS.singleton = new GSS();
 110                 return GSS.singleton;
 111         }
 112
 113         /**
 114          * The Application Clipboard implementation;
 115          */
 116         private Clipboard clipboard = new Clipboard();
 117
 118         private UserResource currentUserResource;
 119
 120         /**
 121          * The top panel that contains the menu bar.
 122          */
 123         private TopPanel topPanel;
 124
 125         /**
 126          * The panel that contains the various system messages.
 127          */
 128         private MessagePanel messagePanel = new MessagePanel(GSS.images);
 129
 130         /**
 131          * The bottom panel that contains the status bar.
 132          */
 133         private StatusPanel statusPanel = new StatusPanel(GSS.images);
 134
 135         /**
 136          * The top right panel that displays the logged in user details
 137          */
 138         private UserDetailsPanel userDetailsPanel = new UserDetailsPanel();
 139
 140         /**
 141          * The file list widget.
 142          */
 143         private FileList fileList;
 144
 145         /**
 146          * The group list widget.
 147          */
 148         private Groups groups = new Groups(images);
 149
 150         /**
 151          * The search result widget.
 152          */
 153         private SearchResults searchResults;
 154
 155         /**
 156          * The tab panel that occupies the right side of the screen.
 157          */
 158         private TabPanel inner = new DecoratedTabPanel();
 159
 160         /**
 161          * The split panel that will contain the left and right panels.
 162          */
 163         private HorizontalSplitPanel splitPanel = new HorizontalSplitPanel();
 164
 165         /**
 166          * The horizontal panel that will contain the search and status panels.
 167          */
 168         private DockPanel searchStatus = new DockPanel();
 169
 170         /**
 171          * The search widget.
 172          */
 173         private Search search;
 174
 175         /**
 176          * The widget that displays the tree of folders.
 177          */
 178
 179         private CellTreeView treeView = new CellTreeView(images);
 180         /**
 181          * The currently selected item in the application, for use by the Edit menu
 182          * commands. Potential types are Folder, File, User and Group.
 183          */
 184         private Object currentSelection;
 185
 186         /**
 187          * The authentication token of the current user.
 188          */
 189         private String token;
 190
 191         /**
 192          * The WebDAV password of the current user
 193          */
 194         private String webDAVPassword;
 195
 196
 197
 198         public HashMap<String, String> userFullNameMap = new HashMap<String, String>();
 199
 200         @Override
 201         public void onModuleLoad() {
 202                 // Initialize the singleton before calling the constructors of the
 203                 // various widgets that might call GSS.get().
 204                 singleton = this;
 205                 RootPanel.get().add(glassPanel, 0, 0);
 206                 parseUserCredentials();
 207
 208                 topPanel = new TopPanel(GSS.images);
 209                 topPanel.setWidth("100%");
 210
 211                 messagePanel.setWidth("100%");
 212                 messagePanel.setVisible(false);
 213
 214                 search = new Search(images);
 215                 searchStatus.add(search, DockPanel.WEST);
 216                 searchStatus.add(userDetailsPanel, DockPanel.EAST);
 217                 searchStatus.setCellHorizontalAlignment(userDetailsPanel, HasHorizontalAlignment.ALIGN_RIGHT);
 218                 searchStatus.setCellVerticalAlignment(search, HasVerticalAlignment.ALIGN_MIDDLE);
 219                 searchStatus.setCellVerticalAlignment(userDetailsPanel, HasVerticalAlignment.ALIGN_MIDDLE);
 220                 searchStatus.setWidth("100%");
 221
 222                 fileList = new FileList(images);
 223
 224                 searchResults = new SearchResults(images);
 225
 226                 // Inner contains the various lists.
 227                 inner.setAnimationEnabled(true);
 228                 inner.getTabBar().addStyleName("gss-MainTabBar");
 229                 inner.getDeckPanel().addStyleName("gss-MainTabPanelBottom");
 230                 inner.add(fileList, createHeaderHTML(AbstractImagePrototype.create(images.folders()), "Files"), true);
 231
 232                 inner.add(groups, createHeaderHTML(AbstractImagePrototype.create(images.groups()), "Groups"), true);
 233                 inner.add(searchResults, createHeaderHTML(AbstractImagePrototype.create(images.search()), "Search Results"), true);
 234                 //inner.add(new CellTreeView(images), createHeaderHTML(AbstractImagePrototype.create(images.search()), "Cell tree sample"), true);
 235                 inner.setWidth("100%");
 236                 inner.selectTab(0);
 237
 238                 inner.addSelectionHandler(new SelectionHandler<Integer>() {
 239
 240                         @Override
 241                         public void onSelection(SelectionEvent<Integer> event) {
 242                                 int tabIndex = event.getSelectedItem();
 243 //                              TreeItem treeItem = GSS.get().getFolders().getCurrent();
 244                                 switch (tabIndex) {
 245                                         case 0:
 246 //                                              Files tab selected
 247                                                 fileList.clearSelectedRows();
 248                                                 fileList.updateCurrentlyShowingStats();
 249                                                 break;
 250                                         case 1:
 251 //                                              Groups tab selected
 252                                                 groups.updateCurrentlyShowingStats();
 253                                         updateHistory("Groups");
 254                                                 break;
 255                                         case 2:
 256 //                                              Search tab selected
 257                                                 searchResults.clearSelectedRows();
 258                                                 searchResults.updateCurrentlyShowingStats();
 259                                         updateHistory("Search");
 260                                                 break;
 261                                 }
 262                         }
 263                 });
 264 //              If the application starts with no history token, redirect to a new "Files" state
 265                 String initToken = History.getToken();
 266                 if(initToken.length() == 0)
 267                         History.newItem("Files");
 268 //                 Add history listener to handle any history events
 269                 History.addValueChangeHandler(new ValueChangeHandler<String>() {
 270                         @Override
 271                         public void onValueChange(ValueChangeEvent<String> event) {
 272                                 String tokenInput = event.getValue();
 273                                 String historyToken = handleSpecialFolderNames(tokenInput);
 274                                 try {
 275                                         if(historyToken.equals("Search"))
 276                                                 inner.selectTab(2);
 277                                         else if(historyToken.equals("Groups"))
 278                                                 inner.selectTab(1);
 279                                         else if(historyToken.equals("Files")|| historyToken.length()==0)
 280                                                 inner.selectTab(0);
 281                                         else {
 282                                                 /*TODO: CELLTREE
 283                                                 PopupTree popupTree = GSS.get().getFolders().getPopupTree();
 284                                                 TreeItem treeObj = GSS.get().getFolders().getPopupTree().getTreeItem(historyToken);
 285                                                 SelectionEvent.fire(popupTree, treeObj);
 286                                                 */
 287                                         }
 288                                 } catch (IndexOutOfBoundsException e) {
 289                                         inner.selectTab(0);
 290                                 }
 291                         }
 292                 });
 293
 294                 // Add the left and right panels to the split panel.
 295                 splitPanel.setLeftWidget(treeView);
 296                 splitPanel.setRightWidget(inner);
 297                 splitPanel.setSplitPosition("25%");
 298                 splitPanel.setSize("100%", "100%");
 299                 splitPanel.addStyleName("gss-splitPanel");
 300
 301                 // Create a dock panel that will contain the menu bar at the top,
 302                 // the shortcuts to the left, the status bar at the bottom and the
 303                 // right panel taking the rest.
 304                 VerticalPanel outer = new VerticalPanel();
 305                 outer.add(topPanel);
 306                 outer.add(searchStatus);
 307                 outer.add(messagePanel);
 308                 outer.add(splitPanel);
 309                 outer.add(statusPanel);
 310                 outer.setWidth("100%");
 311                 outer.setCellHorizontalAlignment(messagePanel, HasHorizontalAlignment.ALIGN_CENTER);
 312
 313                 outer.setSpacing(4);
 314
 315                 // Hook the window resize event, so that we can adjust the UI.
 316                 Window.addResizeHandler(this);
 317                 // Clear out the window's built-in margin, because we want to take
 318                 // advantage of the entire client area.
 319                 Window.setMargin("0px");
 320                 // Finally, add the outer panel to the RootPanel, so that it will be
 321                 // displayed.
 322                 RootPanel.get().add(outer);
 323                 // Call the window resized handler to get the initial sizes setup. Doing
 324                 // this in a deferred command causes it to occur after all widgets'
 325                 // sizes have been computed by the browser.
 326                 DeferredCommand.addCommand(new Command() {
 327
 328                         @Override
 329                         public void execute() {
 330                                 onWindowResized(Window.getClientHeight());
 331                         }
 332                 });
 333         }
 334
 335         /**
 336          * Fetches the User object for the specified username.
 337          *
 338          * @param username the username of the user
 339          */
 340         private void fetchUser(final String username) {
 341                 String path = getApiPath() + username + "/";
 342                 GetCommand<UserResource> getUserCommand = new GetCommand<UserResource>(UserResource.class, username, path, null) {
 343
 344                         @Override
 345                         public void onComplete() {
 346                                 currentUserResource = getResult();
 347                                 final String announcement = currentUserResource.getAnnouncement();
 348                                 if (announcement != null)
 349                                         DeferredCommand.addCommand(new Command() {
 350
 351                                                 @Override
 352                                                 public void execute() {
 353                                                         displayInformation(announcement);
 354                                                 }
 355                                         });
 356                         }
 357
 358                         @Override
 359                         public void onError(Throwable t) {
 360                                 GWT.log("Fetching user error", t);
 361                                 if (t instanceof RestException)
 362                                         GSS.get().displayError("No user found:" + ((RestException) t).getHttpStatusText());
 363                                 else
 364                                         GSS.get().displayError("System error fetching user data:" + t.getMessage());
 365                                 authenticateUser();
 366                         }
 367                 };
 368                 DeferredCommand.addCommand(getUserCommand);
 369         }
 370
 371         /**
 372          * Parse and store the user credentials to the appropriate fields.
 373          */
 374         private void parseUserCredentials() {
 375                 Configuration conf = (Configuration) GWT.create(Configuration.class);
 376                 String cookie = conf.authCookie();
 377                 String auth = Cookies.getCookie(cookie);
 378                 if (auth == null) {
 379                         authenticateUser();
 380                         // Redundant, but silences warnings about possible auth NPE, below.
 381                         return;
 382                 }
 383                 int sepIndex = auth.indexOf(conf.cookieSeparator());
 384                 if (sepIndex == -1)
 385                         authenticateUser();
 386                 token = auth.substring(sepIndex + 1);
 387                 final String username = auth.substring(0, sepIndex);
 388                 if (username == null)
 389                         authenticateUser();
 390
 391                 refreshWebDAVPassword();
 392
 393                 DeferredCommand.addCommand(new Command() {
 394
 395                         @Override
 396                         public void execute() {
 397                                 fetchUser(username);
 398                         }
 399                 });
 400         }
 401
 402         /**
 403          * Redirect the user to the login page for authentication.
 404          */
 405         protected void authenticateUser() {
 406                 Configuration conf = (Configuration) GWT.create(Configuration.class);
 407                 Window.Location.assign(conf.loginUrl() + "?next=" + GWT.getModuleBaseURL());
 408         }
 409
 410         /**
 411          * Clear the cookie and redirect the user to the logout page.
 412          */
 413         void logout() {
 414                 Configuration conf = (Configuration) GWT.create(Configuration.class);
 415                 String cookie = conf.authCookie();
 416                 String domain = Window.Location.getHostName();
 417                 String path = Window.Location.getPath();
 418                 Cookies.setCookie(cookie, "", null, domain, path, false);
 419                 Window.Location.assign(conf.logoutUrl());
 420         }
 421
 422         /**
 423          * Creates an HTML fragment that places an image & caption together, for use
 424          * in a group header.
 425          *
 426          * @param imageProto an image prototype for an image
 427          * @param caption the group caption
 428          * @return the header HTML fragment
 429          */
 430         private String createHeaderHTML(AbstractImagePrototype imageProto, String caption) {
 431                 String captionHTML = "<table class='caption' cellpadding='0' " + "cellspacing='0'>" + "<tr><td class='lcaption'>" + imageProto.getHTML() + "</td><td class='rcaption'><b style='white-space:nowrap'>&nbsp;" + caption + "</b></td></tr></table>";
 432                 return captionHTML;
 433         }
 434
 435         private void onWindowResized(int height) {
 436                 // Adjust the split panel to take up the available room in the window.
 437                 int newHeight = height - splitPanel.getAbsoluteTop() - 44;
 438                 if (newHeight < 1)
 439                         newHeight = 1;
 440                 splitPanel.setHeight("" + newHeight);
 441                 inner.setHeight("" + newHeight);
 442                 /*if(isFileListShowing()){
 443                         getFileList().setHeight("" + (newHeight-50));
 444                 }*/
 445         }
 446
 447         @Override
 448         public void onResize(ResizeEvent event) {
 449                 int height = event.getHeight();
 450                 onWindowResized(height);
 451         }
 452
 453         public boolean isFileListShowing() {
 454                 int tab = inner.getTabBar().getSelectedTab();
 455                 if (tab == 0)
 456                         return true;
 457                 return false;
 458         }
 459
 460         public boolean isSearchResultsShowing() {
 461                 int tab = inner.getTabBar().getSelectedTab();
 462                 if (tab == 2)
 463                         return true;
 464                 return false;
 465         }
 466
 467         /**
 468          * Make the user list visible.
 469          */
 470         public void showUserList() {
 471                 inner.selectTab(1);
 472         }
 473
 474         /**
 475          * Make the file list visible.
 476          */
 477         public void showFileList() {
 478                 fileList.updateFileCache(false, true /*clear selection*/);
 479                 inner.selectTab(0);
 480         }
 481
 482         /**
 483          * Make the file list visible.
 484          *
 485          * @param update
 486          */
 487         public void showFileList(boolean update) {
 488                 /*TreeItem currentFolder = getFolders().getCurrent();
 489                 if (currentFolder != null) {
 490                         List<FileResource> files = null;
 491                         Object cachedObject = currentFolder.getUserObject();
 492                         if (cachedObject instanceof FolderResource) {
 493                                 FolderResource folder = (FolderResource) cachedObject;
 494                                 files = folder.getFiles();
 495                         } else if (cachedObject instanceof TrashResource) {
 496                                 TrashResource folder = (TrashResource) cachedObject;
 497                                 files = folder.getFiles();
 498                         }
 499                         if (files != null)
 500                                 getFileList().setFiles(files);
 501                 }*/
 502                 RestResource currentFolder = getTreeView().getSelection();
 503                 GWT.log("SELECTED:"+currentFolder);
 504                 if(currentFolder!=null){
 505                         List<FileResource> files = null;
 506                         if (currentFolder instanceof FolderResource) {
 507                                 FolderResource folder = (FolderResource) currentFolder;
 508                                 files = folder.getFiles();
 509                         } else if (currentFolder instanceof TrashResource) {
 510                                 TrashResource folder = (TrashResource) currentFolder;
 511                                 files = folder.getFiles();
 512                         }
 513                         if (files != null)
 514                                 getFileList().setFiles(files);
 515                 }
 516                 fileList.updateFileCache(update, true /*clear selection*/);
 517                 inner.selectTab(0);
 518         }
 519
 520         /**
 521          * Make the search results visible.
 522          *
 523          * @param query the search query string
 524          */
 525         public void showSearchResults(String query) {
 526                 searchResults.updateFileCache(query);
 527                 searchResults.updateCurrentlyShowingStats();
 528                 inner.selectTab(2);
 529         }
 530
 531         /**
 532          * Display the 'loading' indicator.
 533          */
 534         public void showLoadingIndicator() {
 535                 topPanel.getLoading().setVisible(true);
 536         }
 537
 538         /**
 539          * Hide the 'loading' indicator.
 540          */
 541         public void hideLoadingIndicator() {
 542                 topPanel.getLoading().setVisible(false);
 543         }
 544
 545         /**
 546          * A native JavaScript method to reach out to the browser's window and
 547          * invoke its resizeTo() method.
 548          *
 549          * @param x the new width
 550          * @param y the new height
 551          */
 552         public static native void resizeTo(int x, int y) /*-{
 553                 $wnd.resizeTo(x,y);
 554         }-*/;
 555
 556         /**
 557          * A helper method that returns true if the user's list is currently visible
 558          * and false if it is hidden.
 559          *
 560          * @return true if the user list is visible
 561          */
 562         public boolean isUserListVisible() {
 563                 return inner.getTabBar().getSelectedTab() == 1;
 564         }
 565
 566         /**
 567          * Display an error message.
 568          *
 569          * @param msg the message to display
 570          */
 571         public void displayError(String msg) {
 572                 messagePanel.displayError(msg);
 573         }
 574
 575         /**
 576          * Display a warning message.
 577          *
 578          * @param msg the message to display
 579          */
 580         public void displayWarning(String msg) {
 581                 messagePanel.displayWarning(msg);
 582         }
 583
 584         /**
 585          * Display an informational message.
 586          *
 587          * @param msg the message to display
 588          */
 589         public void displayInformation(String msg) {
 590                 messagePanel.displayInformation(msg);
 591         }
 592
 593         /**
 594          * Retrieve the folders.
 595          *
 596          * @return the folders
 597
 598         public Folders getFolders() {
 599                 return folders;
 600         }*/
 601
 602         /**
 603          * Retrieve the search.
 604          *
 605          * @return the search
 606          */
 607         Search getSearch() {
 608                 return search;
 609         }
 610
 611         /**
 612          * Retrieve the currentSelection.
 613          *
 614          * @return the currentSelection
 615          */
 616         public Object getCurrentSelection() {
 617                 return currentSelection;
 618         }
 619
 620         /**
 621          * Modify the currentSelection.
 622          *
 623          * @param newCurrentSelection the currentSelection to set
 624          */
 625         public void setCurrentSelection(Object newCurrentSelection) {
 626                 currentSelection = newCurrentSelection;
 627         }
 628
 629         /**
 630          * Retrieve the groups.
 631          *
 632          * @return the groups
 633          */
 634         public Groups getGroups() {
 635                 return groups;
 636         }
 637
 638         /**
 639          * Retrieve the fileList.
 640          *
 641          * @return the fileList
 642          */
 643         public FileList getFileList() {
 644                 return fileList;
 645         }
 646
 647         public SearchResults getSearchResults() {
 648                 return searchResults;
 649         }
 650
 651         /**
 652          * Retrieve the topPanel.
 653          *
 654          * @return the topPanel
 655          */
 656         TopPanel getTopPanel() {
 657                 return topPanel;
 658         }
 659
 660         /**
 661          * Retrieve the clipboard.
 662          *
 663          * @return the clipboard
 664          */
 665         public Clipboard getClipboard() {
 666                 return clipboard;
 667         }
 668
 669         public StatusPanel getStatusPanel() {
 670                 return statusPanel;
 671         }
 672
 673         /**
 674          * Retrieve the userDetailsPanel.
 675          *
 676          * @return the userDetailsPanel
 677          */
 678         public UserDetailsPanel getUserDetailsPanel() {
 679                 return userDetailsPanel;
 680         }
 681
 682
 683
 684         public String getToken() {
 685                 return token;
 686         }
 687
 688         public String getWebDAVPassword() {
 689                 return webDAVPassword;
 690         }
 691
 692         public void removeGlassPanel() {
 693                 glassPanel.removeFromParent();
 694         }
 695
 696         /**
 697          * Retrieve the currentUserResource.
 698          *
 699          * @return the currentUserResource
 700          */
 701         public UserResource getCurrentUserResource() {
 702                 return currentUserResource;
 703         }
 704
 705         /**
 706          * Modify the currentUserResource.
 707          *
 708          * @param newUser the new currentUserResource
 709          */
 710         public void setCurrentUserResource(UserResource newUser) {
 711                 currentUserResource = newUser;
 712         }
 713
 714         public static native void preventIESelection() /*-{
 715                 $doc.body.onselectstart = function () { return false; };
 716         }-*/;
 717
 718         public static native void enableIESelection() /*-{
 719                 if ($doc.body.onselectstart != null)
 720                 $doc.body.onselectstart = null;
 721         }-*/;
 722
 723         /**
 724          * @return the absolute path of the API root URL
 725          */
 726         public String getApiPath() {
 727                 Configuration conf = (Configuration) GWT.create(Configuration.class);
 728                 return GWT.getModuleBaseURL() + conf.apiPath();
 729         }
 730
 731         public void refreshWebDAVPassword() {
 732                 Configuration conf = (Configuration) GWT.create(Configuration.class);
 733                 String domain = Window.Location.getHostName();
 734                 String path = Window.Location.getPath();
 735                 String cookie = conf.webdavCookie();
 736                 webDAVPassword = Cookies.getCookie(cookie);
 737                 Cookies.setCookie(cookie, "", null, domain, path, false);
 738         }
 739
 740         /**
 741          * Convert server date to local time according to browser timezone
 742          * and format it according to localized pattern.
 743          * Time is always formatted to 24hr format.
 744          * NB: This assumes that server runs in UTC timezone. Otherwise
 745          * we would need to adjust for server time offset as well.
 746          *
 747          * @param date
 748          * @return String
 749          */
 750         public static String formatLocalDateTime(Date date) {
 751                 Date convertedDate = new Date(date.getTime() - date.getTimezoneOffset());
 752                 final DateTimeFormat dateFormatter = DateTimeFormat.getShortDateFormat();
 753                 final DateTimeFormat timeFormatter = DateTimeFormat.getFormat("HH:mm");
 754                 String datePart = dateFormatter.format(convertedDate);
 755                 String timePart = timeFormatter.format(convertedDate);
 756                 return datePart + " " + timePart;
 757         }
 758
 759         /**
 760          * History support for folder navigation
 761          * adds a new browser history entry
 762          *
 763          * @param key
 764          */
 765         public void updateHistory(String key){
 766 //              Replace any whitespace of the initial string to "+"
 767 //              String result = key.replaceAll("\\s","+");
 768 //              Add a new browser history entry.
 769 //              History.newItem(result);
 770                 History.newItem(key);
 771         }
 772
 773         /**
 774          * This method examines the token input and add a "/" at the end in case it's omitted.
 775          * This happens only in Files/trash/, Files/shared/, Files/others.
 776          *
 777          * @param tokenInput
 778          * @return the formated token with a "/" at the end or the same tokenInput parameter
 779          */
 780
 781         private String handleSpecialFolderNames(String tokenInput){
 782                 List<String> pathsToCheck = Arrays.asList("Files/trash", "Files/shared", "Files/others");
 783                 if(pathsToCheck.contains(tokenInput))
 784                         return tokenInput + "/";
 785                 return tokenInput;
 786
 787         }
 788
 789         /**
 790          * Reject illegal resource names, like '.' or '..' or slashes '/'.
 791          */
 792         static boolean isValidResourceName(String name) {
 793                 if (".".equals(name) || "..".equals(name) || name.contains("/"))
 794                         return false;
 795                 return true;
 796         }
 797
 798         public void putUserToMap(String _userName, String _userFullName){
 799                 userFullNameMap.put(_userName, _userFullName);
 800         }
 801
 802         public String findUserFullName(String _userName){
 803                 return userFullNameMap.get(_userName);
 804         }
 805
 806         /**
 807          * Retrieve the treeView.
 808          *
 809          * @return the treeView
 810          */
 811         public CellTreeView getTreeView() {
 812                 return treeView;
 813         }
 814
 815         public void onResourceUpdate(RestResource resource){
 816                 if(resource instanceof FolderResource){
 817                         if(getTreeView().getSelection()!=null&&getTreeView().getSelection().getUri().equals(resource.getUri()))
 818                                 showFileList(true);
 819                 }
 820
 821         }
 822 }