--- /dev/null
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.argeo.cms.ui.workbench.internal.useradmin.commands;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.argeo.cms.ui.workbench.WorkbenchUiPlugin;
+import org.argeo.cms.ui.workbench.internal.useradmin.UserAdminWrapper;
+import org.argeo.cms.ui.workbench.internal.useradmin.parts.UserEditorInput;
+import org.argeo.cms.util.useradmin.UserAdminUtils;
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.handlers.HandlerUtil;
+import org.osgi.service.useradmin.Group;
+import org.osgi.service.useradmin.UserAdmin;
+import org.osgi.service.useradmin.UserAdminEvent;
+
+/** Delete the selected groups */
+public class DeleteGroups extends AbstractHandler {
+ public final static String ID = WorkbenchUiPlugin.PLUGIN_ID
+ + ".deleteGroups";
+
+ /* DEPENDENCY INJECTION */
+ private UserAdminWrapper userAdminWrapper;
+
+ @SuppressWarnings("unchecked")
+ public Object execute(ExecutionEvent event) throws ExecutionException {
+ ISelection selection = HandlerUtil.getCurrentSelection(event);
+ if (selection.isEmpty())
+ return null;
+
+ List<Group> groups = new ArrayList<Group>();
+ Iterator<Group> it = ((IStructuredSelection) selection).iterator();
+ StringBuilder builder = new StringBuilder();
+ while (it.hasNext()) {
+ Group currGroup = it.next();
+ String groupName = UserAdminUtils.getUsername(currGroup);
+ // TODO add checks
+ builder.append(groupName).append("; ");
+ groups.add(currGroup);
+ }
+
+ if (!MessageDialog.openQuestion(HandlerUtil.getActiveShell(event),
+ "Delete Groups",
+ "Are you sure that you " + "want to delete these groups?\n"
+ + builder.substring(0, builder.length() - 2)))
+ return null;
+
+ userAdminWrapper.beginTransactionIfNeeded();
+ UserAdmin userAdmin = userAdminWrapper.getUserAdmin();
+ IWorkbenchPage iwp = HandlerUtil.getActiveWorkbenchWindow(event)
+ .getActivePage();
+ for (Group group : groups) {
+ String groupName = group.getName();
+ // TODO find a way to close the editor cleanly if opened. Cannot be
+ // done through the UserAdminListeners, it causes a
+ // java.util.ConcurrentModificationException because disposing the
+ // editor unregisters and disposes the listener
+ IEditorPart part = iwp.findEditor(new UserEditorInput(groupName));
+ if (part != null)
+ iwp.closeEditor(part, false);
+ userAdmin.removeRole(groupName);
+ }
+ userAdminWrapper.commitOrNotifyTransactionStateChange();
+
+ // Update the view
+ for (Group group : groups) {
+ userAdminWrapper.notifyListeners(new UserAdminEvent(null,
+ UserAdminEvent.ROLE_REMOVED, group));
+ }
+
+ return null;
+ }
+
+ /* DEPENDENCY INJECTION */
+ public void setUserAdminWrapper(UserAdminWrapper userAdminWrapper) {
+ this.userAdminWrapper = userAdminWrapper;
+ }
+}
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