eclipse/org.argeo.cms.e4/src/org/argeo/cms/e4/users/handlers/DeleteGroups.java

   1 package org.argeo.cms.e4.users.handlers;
   2
   3 import java.util.List;
   4
   5 import javax.inject.Inject;
   6 import javax.inject.Named;
   7
   8 import org.argeo.cms.auth.UserAdminUtils;
   9 import org.argeo.cms.e4.users.GroupsView;
  10 import org.argeo.cms.e4.users.UserAdminWrapper;
  11 import org.eclipse.e4.core.di.annotations.CanExecute;
  12 import org.eclipse.e4.core.di.annotations.Execute;
  13 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  14 import org.eclipse.e4.ui.services.IServiceConstants;
  15 import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
  16 import org.eclipse.jface.dialogs.MessageDialog;
  17 import org.eclipse.swt.widgets.Display;
  18 import org.osgi.service.useradmin.Group;
  19 import org.osgi.service.useradmin.UserAdmin;
  20 import org.osgi.service.useradmin.UserAdminEvent;
  21
  22 /** Delete the selected groups */
  23 public class DeleteGroups {
  24         // public final static String ID = WorkbenchUiPlugin.PLUGIN_ID +
  25         // ".deleteGroups";
  26
  27         /* DEPENDENCY INJECTION */
  28         @Inject
  29         private UserAdminWrapper userAdminWrapper;
  30
  31         @Inject
  32         ESelectionService selectionService;
  33
  34         @SuppressWarnings("unchecked")
  35         @Execute
  36         public void execute(@Named(IServiceConstants.ACTIVE_PART) MPart part, ESelectionService selectionService) {
  37                 // ISelection selection = null;// HandlerUtil.getCurrentSelection(event);
  38                 // if (selection.isEmpty())
  39                 // return null;
  40                 //
  41                 // List<Group> groups = new ArrayList<Group>();
  42                 // Iterator<Group> it = ((IStructuredSelection) selection).iterator();
  43
  44                 List<Group> selection = (List<Group>) selectionService.getSelection();
  45                 if (selection == null)
  46                         return;
  47
  48                 StringBuilder builder = new StringBuilder();
  49                 for (Group group : selection) {
  50                         Group currGroup = group;
  51                         String groupName = UserAdminUtils.getUserLocalId(currGroup.getName());
  52                         // TODO add checks
  53                         builder.append(groupName).append("; ");
  54                         // groups.add(currGroup);
  55                 }
  56
  57                 if (!MessageDialog.openQuestion(Display.getCurrent().getActiveShell(), "Delete Groups", "Are you sure that you "
  58                                 + "want to delete these groups?\n" + builder.substring(0, builder.length() - 2)))
  59                         return;
  60
  61                 userAdminWrapper.beginTransactionIfNeeded();
  62                 UserAdmin userAdmin = userAdminWrapper.getUserAdmin();
  63                 // IWorkbenchPage iwp =
  64                 // HandlerUtil.getActiveWorkbenchWindow(event).getActivePage();
  65                 for (Group group : selection) {
  66                         String groupName = group.getName();
  67                         // TODO find a way to close the editor cleanly if opened. Cannot be
  68                         // done through the UserAdminListeners, it causes a
  69                         // java.util.ConcurrentModificationException because disposing the
  70                         // editor unregisters and disposes the listener
  71                         // IEditorPart part = iwp.findEditor(new UserEditorInput(groupName));
  72                         // if (part != null)
  73                         // iwp.closeEditor(part, false);
  74                         userAdmin.removeRole(groupName);
  75                 }
  76                 userAdminWrapper.commitOrNotifyTransactionStateChange();
  77
  78                 // Update the view
  79                 for (Group group : selection) {
  80                         userAdminWrapper.notifyListeners(new UserAdminEvent(null, UserAdminEvent.ROLE_REMOVED, group));
  81                 }
  82
  83                 // return null;
  84         }
  85
  86         @CanExecute
  87         public boolean canExecute(@Named(IServiceConstants.ACTIVE_PART) MPart part, ESelectionService selectionService) {
  88                 return part.getObject() instanceof GroupsView && selectionService.getSelection() != null;
  89         }
  90
  91         /* DEPENDENCY INJECTION */
  92         // public void setUserAdminWrapper(UserAdminWrapper userAdminWrapper) {
  93         // this.userAdminWrapper = userAdminWrapper;
  94         // }
  95 }