code.grnet.gr Git - pithos-web-client/blob - src/gr/grnet/pithos/web/client/ToolsMenu.java

   1 /*
   2  * Copyright 2011 GRNET S.A. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or
   5  * without modification, are permitted provided that the following
   6  * conditions are met:
   7  *
   8  *   1. Redistributions of source code must retain the above
   9  *      copyright notice, this list of conditions and the following
  10  *      disclaimer.
  11  *
  12  *   2. Redistributions in binary form must reproduce the above
  13  *      copyright notice, this list of conditions and the following
  14  *      disclaimer in the documentation and/or other materials
  15  *      provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
  18  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
  21  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  24  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  27  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  *
  30  * The views and conclusions contained in the software and
  31  * documentation are those of the authors and should not be
  32  * interpreted as representing official policies, either expressed
  33  * or implied, of GRNET S.A.
  34  */
  35 package gr.grnet.pithos.web.client;
  36
  37 import gr.grnet.pithos.web.client.commands.AddUserCommand;
  38 import gr.grnet.pithos.web.client.commands.CopyCommand;
  39 import gr.grnet.pithos.web.client.commands.CreateGroupCommand;
  40 import gr.grnet.pithos.web.client.commands.CutCommand;
  41 import gr.grnet.pithos.web.client.commands.DeleteCommand;
  42 import gr.grnet.pithos.web.client.commands.DeleteGroupCommand;
  43 import gr.grnet.pithos.web.client.commands.EmptyTrashCommand;
  44 import gr.grnet.pithos.web.client.commands.NewFolderCommand;
  45 import gr.grnet.pithos.web.client.commands.PasteCommand;
  46 import gr.grnet.pithos.web.client.commands.PropertiesCommand;
  47 import gr.grnet.pithos.web.client.commands.RefreshCommand;
  48 import gr.grnet.pithos.web.client.commands.RemoveUserCommand;
  49 import gr.grnet.pithos.web.client.commands.RestoreTrashCommand;
  50 import gr.grnet.pithos.web.client.commands.ToTrashCommand;
  51 import gr.grnet.pithos.web.client.foldertree.File;
  52 import gr.grnet.pithos.web.client.foldertree.Folder;
  53 import gr.grnet.pithos.web.client.grouptree.Group;
  54 import gr.grnet.pithos.web.client.grouptree.GroupTreeView;
  55 import gr.grnet.pithos.web.client.grouptree.User;
  56
  57 import java.util.List;
  58
  59 import com.google.gwt.user.client.Command;
  60 import com.google.gwt.user.client.Window;
  61 import com.google.gwt.user.client.ui.AbstractImagePrototype;
  62 import com.google.gwt.user.client.ui.MenuBar;
  63 import com.google.gwt.user.client.ui.MenuItem;
  64 import com.google.gwt.user.client.ui.PopupPanel;
  65
  66 /**
  67  * The 'Folder Context' menu implementation.
  68  */
  69 public class ToolsMenu extends PopupPanel {
  70
  71         /**
  72          * The widget's images.
  73          */
  74         private final Images images;
  75
  76         /**
  77          * The image bundle for this widget's images that reuses images defined in
  78          * other menus.
  79          */
  80         public interface Images extends GroupTreeView.Images {
  81         }
  82
  83         private MenuItem pasteItem;
  84
  85         private boolean empty = false;;
  86
  87         /**
  88          * The widget's constructor.
  89          *
  90          * @param newImages the image bundle passed on by the parent object
  91          */
  92         public ToolsMenu(final Pithos app, Images newImages, TreeView selectedTree, Folder folder, final List<File> files) {
  93                 // The popup's constructor's argument is a boolean specifying that it
  94                 // auto-close itself when the user clicks outside of it.
  95                 super(true);
  96                 setAnimationEnabled(true);
  97                 images = newImages;
  98         MenuBar contextMenu = new MenuBar(true);
  99
 100         if (folder != null) {
 101                 Boolean[] permissions = folder.getPermissions().get(app.getUsername());
 102                 boolean canWrite = folder.getOwner().equals(app.getUsername()) || (permissions!= null && permissions[1] != null && permissions[1]);
 103                 boolean isFolderTreeSelected = selectedTree.equals(app.getFolderTreeView());
 104
 105                 if (!folder.isInTrash()) {
 106                         if (canWrite) {
 107
 108                                 if (isFolderTreeSelected) {
 109                                         MenuItem cut = null;
 110                                         if (files != null && !files.isEmpty()) {
 111                                                         cut = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.cut()).getHTML() + "&nbsp;Cut files</span>", true, new CutCommand(app, this, files));
 112                                         }
 113                                         else if (!folder.isContainer()) {
 114                                             cut = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.cut()).getHTML() + "&nbsp;Cut folder</span>", true, new CutCommand(app, this, folder));
 115                                         }
 116                                         if (cut != null)
 117                                                 contextMenu.addItem(cut);
 118                                 }
 119                         }
 120
 121                         MenuItem copy = null;
 122                         if (files != null && !files.isEmpty())
 123                                 copy = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.copy()).getHTML() + "&nbsp;Copy files</span>", true, new CopyCommand(app, this, files));
 124                         else if (!folder.isContainer())
 125                                 copy = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.copy()).getHTML() + "&nbsp;Copy folder</span>", true, new CopyCommand(app, this, folder));
 126                         if (copy != null)
 127                                 contextMenu.addItem(copy);
 128
 129                         if (canWrite) {
 130                                 if (!app.getClipboard().isEmpty()) {
 131                                         Object item = app.getClipboard().getItem();
 132                                         boolean showPaste = false;
 133                                         if (item instanceof List) {
 134                                                 List<File> _files = (List<File>) item;
 135                                                 if (_files.get(0).getOwner().equals(folder.getOwner()))
 136                                                         showPaste = true;
 137                                         }
 138                                         else {
 139                                                 Folder f = (Folder) item;
 140                                                 if (f.getOwner().equals(folder.getOwner()))
 141                                                         showPaste = true;
 142                                         }
 143                                         if (showPaste) {
 144                                             pasteItem = new MenuItem("<span id = 'folderContextMenu.paste'>" + AbstractImagePrototype.create(newImages.paste()).getHTML() + "&nbsp;Paste</span>", true, new PasteCommand(app, this, folder));
 145                                             contextMenu.addItem(pasteItem);
 146                                         }
 147                                 }
 148
 149                                     if (isFolderTreeSelected) {
 150                                         MenuItem moveToTrash = null;
 151                                         if (files != null && !files.isEmpty()) {
 152                                                 moveToTrash = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.emptyTrash()).getHTML() + "&nbsp;Move files to Trash</span>", true, new ToTrashCommand(app, this, files));
 153                                         }
 154                                         else if (!folder.isContainer()) {
 155                                                 moveToTrash = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.emptyTrash()).getHTML() + "&nbsp;Move folder to Trash</span>", true, new ToTrashCommand(app, this, folder));
 156                                         }
 157                                         if (moveToTrash != null)
 158                                                 contextMenu.addItem(moveToTrash);
 159
 160                                         MenuItem delete = null;
 161                                         if (files != null && !files.isEmpty()) {
 162                                                 delete = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Delete files</span>", true, new DeleteCommand(app, this, files, MessagePanel.images));
 163                                         }
 164                                         else if (!folder.isContainer())
 165                                                 delete = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Delete folder</span>", true, new DeleteCommand(app, this, folder, MessagePanel.images));
 166                                         if (delete != null)
 167                                                 contextMenu.addItem(delete);
 168
 169                                         MenuItem properties = null;
 170                                         if (files != null && files.size() == 1)
 171                                                 properties = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.viewText()).getHTML() + "&nbsp;File properties</span>", true, new PropertiesCommand(app, this, files, images, 0));
 172                                         else if (!folder.isContainer())
 173                                                 properties = new MenuItem("<span id = 'folderContextMenu.properties'>" + AbstractImagePrototype.create(newImages.viewText()).getHTML() + "&nbsp;Folder properties</span>", true, new PropertiesCommand(app, this, folder, newImages, 0));
 174                                         if (properties != null)
 175                                                 contextMenu.addItem(properties);
 176                                     }
 177                                 if (files != null && !files.isEmpty()) {
 178                                             contextMenu.addItem(new MenuItem("<span>" + AbstractImagePrototype.create(newImages.download()).getHTML() + "&nbsp;Download</span>", true, new Command() {
 179
 180                                                         @Override
 181                                                         public void execute() {
 182                                                         for (File f: files)
 183                                                                 Window.open(app.getApiPath() + files.get(0).getOwner() + files.get(0).getUri() + "?X-Auth-Token=" + app.getToken(), "_blank", "");
 184                                                         }
 185                                                 }));
 186                                 }
 187                         }
 188                 }
 189                 else {
 190                         if (!folder.isTrash()) {
 191                                 MenuItem restore = null;
 192                                 if (files != null && !files.isEmpty())
 193                                         restore = new MenuItem("<span>" + AbstractImagePrototype.create(images.versions()).getHTML() + "&nbsp;Restore</span>", true, new RestoreTrashCommand(app, this, files));
 194                                 else
 195                                         restore = new MenuItem("<span>" + AbstractImagePrototype.create(images.versions()).getHTML() + "&nbsp;Restore</span>", true, new RestoreTrashCommand(app, this, folder));
 196                                 contextMenu.addItem(restore);
 197
 198                                 MenuItem delete = new MenuItem("<span id = 'folderContextMenu.delete'>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(app, this, folder, MessagePanel.images));
 199                                 contextMenu.addItem(delete);
 200                         }
 201                         else {
 202                                 MenuItem emptyTrash = new MenuItem("<span>" + AbstractImagePrototype.create(images.emptyTrash()).getHTML() + "&nbsp;Empty Trash</span>", true, new EmptyTrashCommand(app, this));
 203                                 contextMenu.addItem(emptyTrash);
 204                         }
 205                 }
 206         }
 207         else {
 208                 Object o = app.getGroupTreeView().getSelected();
 209                 if (o != null) {
 210                         if (o instanceof User) {
 211                         MenuItem removeUser = new MenuItem("<span>" + AbstractImagePrototype.create(images.delete()).getHTML() + "&nbsp;Remove User</span>", true, new RemoveUserCommand(app, this, (User) o));
 212                         contextMenu.addItem(removeUser);
 213                         }
 214                         else if (o instanceof Group) {
 215                         MenuItem addUser = new MenuItem("<span>" + AbstractImagePrototype.create(images.user()).getHTML() + "&nbsp;Add User</span>", true, new AddUserCommand(app, this, (Group) o));
 216                         contextMenu.addItem(addUser);
 217
 218                         MenuItem deleteGroup = new MenuItem("<span>" + AbstractImagePrototype.create(images.delete()).getHTML() + "&nbsp;Delete Group</span>", true, new DeleteGroupCommand(app, this, (Group) o));
 219                         contextMenu.addItem(deleteGroup);
 220                         }
 221                         else {
 222                         MenuItem createGroup = new MenuItem("<span>" + AbstractImagePrototype.create(images.group()).getHTML() + "&nbsp;Create Group</span>", true, new CreateGroupCommand(app, this));
 223                         contextMenu.addItem(createGroup);
 224                         }
 225                 }
 226                 else
 227                         empty = true;
 228         }
 229                 add(contextMenu);
 230         }
 231
 232         public boolean isEmpty() {
 233                 return empty;
 234         }
 235 }