org.argeo.slc.client.ui/src/org/argeo/slc/client/ui/commands/AddResultFolder.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.client.ui.commands;
  17
  18 import javax.jcr.Node;
  19 import javax.jcr.RepositoryException;
  20
  21 import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
  22 import org.argeo.eclipse.ui.dialogs.SingleValue;
  23 import org.argeo.slc.SlcException;
  24 import org.argeo.slc.client.ui.ClientUiPlugin;
  25 import org.argeo.slc.client.ui.model.ParentNodeFolder;
  26 import org.argeo.slc.client.ui.model.ResultFolder;
  27 import org.argeo.slc.jcr.SlcJcrResultUtils;
  28 import org.eclipse.core.commands.AbstractHandler;
  29 import org.eclipse.core.commands.ExecutionEvent;
  30 import org.eclipse.core.commands.ExecutionException;
  31 import org.eclipse.jface.viewers.IStructuredSelection;
  32 import org.eclipse.ui.handlers.HandlerUtil;
  33
  34 /**
  35  * Add a new SlcType.SLC_RESULT_FOLDER node to the current user "my result"
  36  * tree. This handler is only intended to bu used with JcrResultTreeView and its
  37  * descendants.
  38  */
  39
  40 public class AddResultFolder extends AbstractHandler {
  41         public final static String ID = ClientUiPlugin.ID + ".addResultFolder";
  42         public final static String DEFAULT_ICON_REL_PATH = "icons/addFolder.gif";
  43         public final static String DEFAULT_LABEL = "Add folder...";
  44
  45         public Object execute(ExecutionEvent event) throws ExecutionException {
  46                 IStructuredSelection selection = (IStructuredSelection) HandlerUtil
  47                                 .getActiveWorkbenchWindow(event).getActivePage().getSelection();
  48
  49                 // Sanity check, already done when populating the corresponding popup
  50                 // menu.
  51                 if (selection != null && selection.size() == 1) {
  52                         Object obj = selection.getFirstElement();
  53                         try {
  54                                 Node parentNode = null;
  55                                 if (obj instanceof ResultFolder) {
  56                                         ResultFolder rf = (ResultFolder) obj;
  57                                         parentNode = rf.getNode();
  58                                 } else if (obj instanceof ParentNodeFolder) {
  59                                         Node node = ((ParentNodeFolder) obj).getNode();
  60                                         if (node.getPath().startsWith(
  61                                                         SlcJcrResultUtils.getMyResultsBasePath(node
  62                                                                         .getSession())))
  63                                                 parentNode = node;
  64                                 }
  65
  66                                 if (parentNode != null) {
  67                                         String folderName = SingleValue.ask("Folder name",
  68                                                         "Enter folder name");
  69                                         if (folderName != null) {
  70                                                 if (folderName.contains("/")) {
  71                                                         ErrorFeedback
  72                                                                         .show("Folder names can't contain a '/'.");
  73                                                         return null;
  74                                                 }
  75
  76                                                 String absPath = parentNode.getPath() + "/"
  77                                                                 + folderName;
  78                                                 SlcJcrResultUtils.createResultFolderNode(
  79                                                                 parentNode.getSession(), absPath);
  80                                         }
  81                                 }
  82                         } catch (RepositoryException e) {
  83                                 throw new SlcException(
  84                                                 "Unexpected exception while creating result folder", e);
  85                         }
  86                 } else {
  87                         ErrorFeedback.show("Can only add file folder to a node");
  88                 }
  89                 return null;
  90         }
  91 }