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

   1 /*
   2  *  Copyright (c) 2011 Greek Research and Technology Network
   3  */
   4 package gr.grnet.pithos.web.client;
   5
   6 import gr.grnet.pithos.web.client.rest.MultiplePostCommand;
   7 import gr.grnet.pithos.web.client.rest.PostCommand;
   8 import gr.grnet.pithos.web.client.rest.RestException;
   9 import gr.grnet.pithos.web.client.rest.resource.FileResource;
  10 import gr.grnet.pithos.web.client.rest.resource.FolderResource;
  11 import gr.grnet.pithos.web.client.rest.resource.RestResourceWrapper;
  12
  13 import java.util.ArrayList;
  14 import java.util.List;
  15
  16 import com.google.gwt.core.client.GWT;
  17 import com.google.gwt.http.client.URL;
  18 import com.google.gwt.user.client.Command;
  19 import com.google.gwt.user.client.DeferredCommand;
  20 import com.google.gwt.user.client.ui.AbstractImagePrototype;
  21 import com.google.gwt.user.client.ui.MenuBar;
  22 import com.google.gwt.user.client.ui.PopupPanel;
  23
  24 public class DnDFolderPopupMenu extends PopupPanel {
  25
  26         public DnDFolderPopupMenu(final CellTreeView.Images newImages, final FolderResource target, final Object toCopy) {
  27                 // The popup's constructor's argument is a boolean specifying that it
  28                 // auto-close itself when the user clicks outside of it.
  29                 super(true);
  30                 setAnimationEnabled(true);
  31                 // A dummy command that we will execute from unimplemented leaves.
  32                 final Command cancelCmd = new Command() {
  33
  34                         @Override
  35                         public void execute() {
  36                                 hide();
  37                         }
  38                 };
  39
  40                 final MenuBar contextMenu = new MenuBar(true);
  41                 final CellTreeView folders = GSS.get().getTreeView();
  42
  43                 contextMenu.addItem("<span>" + AbstractImagePrototype.create(newImages.cut()).getHTML() + "&nbsp;Move</span>", true, new Command() {
  44
  45                                 @Override
  46                                 public void execute() {
  47                                         if (toCopy instanceof RestResourceWrapper){
  48                                                 moveFolder(target, ((RestResourceWrapper) toCopy).getResource());
  49                                         }
  50                                         else if(toCopy instanceof List){
  51                                                 List<FileResource> files = GSS.get().getFileList().getSelectedFiles();
  52                                                 moveFiles(target, files);
  53                                         }
  54                                         hide();
  55                                 }
  56
  57                         }).setVisible(target != null);
  58
  59                 contextMenu.addItem("<span>" + AbstractImagePrototype.create(newImages.copy()).getHTML() + "&nbsp;Copy</span>", true, new Command() {
  60
  61                         @Override
  62                         public void execute() {
  63                                 if (toCopy instanceof RestResourceWrapper)
  64                                         copyFolder(target, ((RestResourceWrapper) toCopy).getResource());
  65                                 else if(toCopy instanceof List){
  66                                         List<FileResource> files = GSS.get().getFileList().getSelectedFiles();
  67                                     copyFiles(target, files);
  68                                 }
  69                                 hide();
  70                         }
  71
  72                 }).setVisible(target != null);
  73
  74                 contextMenu.addItem("<span>" + AbstractImagePrototype.create(newImages.trash()).getHTML() + "&nbsp;Delete (Trash)</span>", true, new Command() {
  75
  76                         @Override
  77                         public void execute() {
  78                                 GWT.log("EXECUTE TRASH:"+toCopy.getClass().getName());
  79                                 if (toCopy instanceof RestResourceWrapper){
  80                                         trashFolder(((RestResourceWrapper) toCopy).getResource());
  81                                 }
  82                                 else if(toCopy instanceof List){
  83                                         List<FileResource> files = GSS.get().getFileList().getSelectedFiles();
  84                                     trashFiles(files);
  85                                 }
  86                                 hide();
  87                         }
  88
  89                 }).setVisible(target == null);
  90                 contextMenu.addItem("<span>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Cancel</span>", true, cancelCmd);
  91
  92                 add(contextMenu);
  93
  94         }
  95
  96         private void copyFolder(final FolderResource target, FolderResource toCopy) {
  97                 String atarget = target.getUri();
  98                 atarget = atarget.endsWith("/") ? atarget : atarget + '/';
  99                 atarget = atarget + toCopy.getName();
 100                 PostCommand cf = new PostCommand(toCopy.getUri() + "?copy=" + atarget, "", 200) {
 101
 102                         @Override
 103                         public void onComplete() {
 104                                         GSS.get().getTreeView().updateNodeChildren(new RestResourceWrapper(target));
 105                                                                 GSS.get().getStatusPanel().updateStats();
 106                         }
 107
 108                         @Override
 109                         public void onError(Throwable t) {
 110                                 GWT.log("", t);
 111                                 if (t instanceof RestException) {
 112                                         int statusCode = ((RestException) t).getHttpStatusCode();
 113                                         if (statusCode == 405)
 114                                                 GSS.get().displayError("You don't have the necessary permissions");
 115
 116                                         else if (statusCode == 409)
 117                                                 GSS.get().displayError("A folder with the same name already exists");
 118                                         else if (statusCode == 413)
 119                                                 GSS.get().displayError("Your quota has been exceeded");
 120                                         else
 121                                                 GSS.get().displayError("Unable to copy folder:" + ((RestException)t).getHttpStatusText());
 122                                 } else
 123                                         GSS.get().displayError("System error copying folder:" + t.getMessage());
 124                         }
 125                 };
 126                 DeferredCommand.addCommand(cf);
 127         }
 128
 129         private void moveFolder(final FolderResource target, final FolderResource toCopy) {
 130                 String atarget = target.getUri();
 131                 atarget = atarget.endsWith("/") ? atarget : atarget + '/';
 132                 atarget = atarget + toCopy.getName();
 133
 134                 PostCommand cf = new PostCommand(toCopy.getUri() + "?move=" + atarget, "", 200) {
 135
 136                         @Override
 137                         public void onComplete() {
 138                                 GWT.log("[MOVE]"+target.getUri()+"   "+ toCopy.getParentURI());
 139                                 GSS.get().getTreeView().updateNodeChildren(new RestResourceWrapper(target));
 140                                                         GSS.get().getTreeView().updateNodeChildrenForRemove(toCopy.getParentURI());
 141                                                         GSS.get().getStatusPanel().updateStats();
 142                         }
 143
 144                         @Override
 145                         public void onError(Throwable t) {
 146                                 GWT.log("", t);
 147                                 if (t instanceof RestException) {
 148                                         int statusCode = ((RestException) t).getHttpStatusCode();
 149                                         if (statusCode == 405)
 150                                                 GSS.get().displayError("You don't have the necessary permissions");
 151
 152                                         else if (statusCode == 409)
 153                                                 GSS.get().displayError("A folder with the same name already exists");
 154                                         else if (statusCode == 413)
 155                                                 GSS.get().displayError("Your quota has been exceeded");
 156                                         else
 157                                                 GSS.get().displayError("Unable to copy folder:" + ((RestException)t).getHttpStatusText());
 158                                 } else
 159                                         GSS.get().displayError("System error copying folder:" + t.getMessage());
 160                         }
 161                 };
 162                 DeferredCommand.addCommand(cf);
 163         }
 164
 165         private void copyFiles(final FolderResource ftarget, List<FileResource> files) {
 166                 List<String> fileIds = new ArrayList<String>();
 167                 String target = ftarget.getUri();
 168                 target = target.endsWith("/") ? target : target + '/';
 169                 for (FileResource fileResource : files) {
 170                         String fileTarget = target + URL.encodeComponent(fileResource.getName());
 171                         fileIds.add(fileResource.getUri() + "?copy=" + fileTarget);
 172                 }
 173                 int index = 0;
 174                 executeCopyOrMoveFiles(index, fileIds);
 175
 176         }
 177
 178         private void moveFiles(final FolderResource ftarget, List<FileResource> files) {
 179                 List<String> fileIds = new ArrayList<String>();
 180                 String target = ftarget.getUri();
 181                 target = target.endsWith("/") ? target : target + '/';
 182                 for (FileResource fileResource : files) {
 183                         String fileTarget = target + URL.encodeComponent(fileResource.getName());
 184                         fileIds.add(fileResource.getUri() + "?move=" + fileTarget);
 185                 }
 186                 int index = 0;
 187                 executeCopyOrMoveFiles(index, fileIds);
 188
 189         }
 190
 191         private void trashFolder(final FolderResource folder){
 192                 PostCommand tot = new PostCommand(folder.getUri()+"?trash=","",200){
 193
 194                         @Override
 195                         public void onComplete() {
 196                                 GSS.get().getTreeView().updateNodeChildrenForRemove(folder.getParentURI());
 197                                 GSS.get().getTreeView().updateTrashNode();
 198                                 /*for(TreeItem item : items)
 199                                         GSS.get().getFolders().updateFolder((DnDTreeItem) item);
 200                                 GSS.get().getFolders().update(GSS.get().getFolders().getTrashItem());
 201
 202                                 GSS.get().showFileList(true);
 203                                 */
 204                         }
 205
 206                         @Override
 207                         public void onError(Throwable t) {
 208                                 GWT.log("", t);
 209                                 if(t instanceof RestException){
 210                                         int statusCode = ((RestException)t).getHttpStatusCode();
 211                                         if(statusCode == 405)
 212                                                 GSS.get().displayError("You don't have the necessary permissions");
 213                                         else if(statusCode == 404)
 214                                                 GSS.get().displayError("Folder does not exist");
 215                                         else
 216                                                 GSS.get().displayError("Unable to trash folder:"+((RestException)t).getHttpStatusText());
 217                                 }
 218                                 else
 219                                         GSS.get().displayError("System error trashing folder:"+t.getMessage());
 220                         }
 221                 };
 222                 DeferredCommand.addCommand(tot);
 223         }
 224
 225         private void trashFiles(List<FileResource> files){
 226                 final List<String> fileIds = new ArrayList<String>();
 227                 for(FileResource f : files)
 228                         fileIds.add(f.getUri()+"?trash=");
 229                 MultiplePostCommand tot = new MultiplePostCommand(fileIds.toArray(new String[0]),200){
 230
 231                         @Override
 232                         public void onComplete() {
 233                                 GSS.get().showFileList(true);
 234                         }
 235
 236                         @Override
 237                         public void onError(String p, Throwable t) {
 238                                 GWT.log("", t);
 239                                 if(t instanceof RestException){
 240                                         int statusCode = ((RestException)t).getHttpStatusCode();
 241                                         if(statusCode == 405)
 242                                                 GSS.get().displayError("You don't have the necessary permissions");
 243                                         else if(statusCode == 404)
 244                                                 GSS.get().displayError("File does not exist");
 245                                         else
 246                                                 GSS.get().displayError("Unable to trash file:"+((RestException)t).getHttpStatusText());
 247                                 }
 248                                 else
 249                                         GSS.get().displayError("System error trashing file:"+t.getMessage());
 250                         }
 251                 };
 252                 DeferredCommand.addCommand(tot);
 253         }
 254
 255
 256         private void executeCopyOrMoveFiles(final int index, final List<String> paths) {
 257                 if (index >= paths.size()) {
 258                         GSS.get().showFileList(true);
 259                         GSS.get().getStatusPanel().updateStats();
 260                         return;
 261                 }
 262                 PostCommand cf = new PostCommand(paths.get(index), "", 200) {
 263
 264                         @Override
 265                         public void onComplete() {
 266                                 executeCopyOrMoveFiles(index + 1, paths);
 267                         }
 268
 269                         @Override
 270                         public void onError(Throwable t) {
 271                                 GWT.log("", t);
 272                                 if (t instanceof RestException) {
 273                                         int statusCode = ((RestException) t).getHttpStatusCode();
 274                                         if (statusCode == 405)
 275                                                 GSS.get().displayError("You don't have the necessary permissions");
 276                                         else if (statusCode == 404)
 277                                                 GSS.get().displayError("File not found");
 278                                         else if (statusCode == 409)
 279                                                 GSS.get().displayError("A file with the same name already exists");
 280                                         else if (statusCode == 413)
 281                                                 GSS.get().displayError("Your quota has been exceeded");
 282                                         else
 283                                                 GSS.get().displayError("Unable to copy file:" + ((RestException)t).getHttpStatusText());
 284                                 } else
 285                                         GSS.get().displayError("System error copying file:" + t.getMessage());
 286
 287                         }
 288                 };
 289                 DeferredCommand.addCommand(cf);
 290         }
 291
 292 }