org.argeo.eclipse.ui.workbench/src/org/argeo/eclipse/ui/workbench/commands/AddPrivileges.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.eclipse.ui.workbench.commands;
  17
  18 import javax.jcr.Node;
  19 import javax.jcr.RepositoryException;
  20
  21 import org.argeo.ArgeoException;
  22 import org.argeo.eclipse.ui.TreeParent;
  23 import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
  24 import org.argeo.eclipse.ui.workbench.WorkbenchUiPlugin;
  25 import org.argeo.eclipse.ui.workbench.internal.jcr.model.SingleJcrNodeElem;
  26 import org.argeo.eclipse.ui.workbench.internal.jcr.model.WorkspaceElem;
  27 import org.argeo.eclipse.ui.workbench.internal.jcr.parts.AddPrivilegeWizard;
  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.ISelection;
  32 import org.eclipse.jface.viewers.IStructuredSelection;
  33 import org.eclipse.jface.wizard.WizardDialog;
  34 import org.eclipse.ui.handlers.HandlerUtil;
  35 import org.osgi.service.useradmin.UserAdmin;
  36
  37 /** Open a dialog to add privileges on the selected node to a chosen group */
  38 public class AddPrivileges extends AbstractHandler {
  39         public final static String ID = WorkbenchUiPlugin.ID + ".addPrivileges";
  40
  41         /* DEPENDENCY INJECTION */
  42         private UserAdmin userAdmin;
  43
  44         public Object execute(ExecutionEvent event) throws ExecutionException {
  45
  46                 ISelection selection = HandlerUtil.getActiveWorkbenchWindow(event)
  47                                 .getActivePage().getSelection();
  48                 if (selection != null && !selection.isEmpty()
  49                                 && selection instanceof IStructuredSelection) {
  50                         Object obj = ((IStructuredSelection) selection).getFirstElement();
  51                         TreeParent treeParentNode = null;
  52                         Node jcrParentNode = null;
  53
  54                         if (obj instanceof SingleJcrNodeElem) {
  55                                 treeParentNode = (TreeParent) obj;
  56                                 jcrParentNode = ((SingleJcrNodeElem) treeParentNode).getNode();
  57                         } else if (obj instanceof WorkspaceElem) {
  58                                 treeParentNode = (TreeParent) obj;
  59                                 jcrParentNode = ((WorkspaceElem) treeParentNode).getRootNode();
  60                         } else
  61                                 return null;
  62
  63                         try {
  64                                 String targetPath = jcrParentNode.getPath();
  65                                 AddPrivilegeWizard wizard = new AddPrivilegeWizard(
  66                                                 jcrParentNode.getSession(), targetPath, userAdmin);
  67                                 WizardDialog dialog = new WizardDialog(
  68                                                 HandlerUtil.getActiveShell(event), wizard);
  69                                 dialog.open();
  70                                 return null;
  71                         } catch (RepositoryException re) {
  72                                 throw new ArgeoException("Unable to retrieve "
  73                                                 + "path or JCR session to add privilege on "
  74                                                 + jcrParentNode, re);
  75                         }
  76                 } else {
  77                         ErrorFeedback.show("Cannot add privileges");
  78                 }
  79                 return null;
  80         }
  81
  82         /* DEPENDENCY INJECTION */
  83         public void setUserAdmin(UserAdmin userAdmin) {
  84                 this.userAdmin = userAdmin;
  85         }
  86 }