--- /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.security.ui.admin.internal.parts;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.jcr.RepositoryException;
+
+import org.argeo.ArgeoException;
+import org.argeo.eclipse.ui.EclipseUiUtils;
+import org.argeo.jcr.ArgeoNames;
+import org.argeo.security.ui.admin.internal.ColumnDefinition;
+import org.argeo.security.ui.admin.internal.UserAdminConstants;
+import org.argeo.security.ui.admin.internal.UserAdminWrapper;
+import org.argeo.security.ui.admin.internal.UserTableViewer;
+import org.argeo.security.ui.admin.internal.providers.CommonNameLP;
+import org.argeo.security.ui.admin.internal.providers.MailLP;
+import org.argeo.security.ui.admin.internal.providers.RoleIconLP;
+import org.argeo.security.ui.admin.internal.providers.UserNameLP;
+import org.argeo.security.ui.admin.internal.providers.UserTableDefaultDClickListener;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.ViewerDropAdapter;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.DropTargetEvent;
+import org.eclipse.swt.dnd.TextTransfer;
+import org.eclipse.swt.dnd.Transfer;
+import org.eclipse.swt.dnd.TransferData;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Text;
+import org.eclipse.ui.forms.AbstractFormPart;
+import org.eclipse.ui.forms.IManagedForm;
+import org.eclipse.ui.forms.SectionPart;
+import org.eclipse.ui.forms.editor.FormEditor;
+import org.eclipse.ui.forms.editor.FormPage;
+import org.eclipse.ui.forms.widgets.FormToolkit;
+import org.eclipse.ui.forms.widgets.ScrolledForm;
+import org.eclipse.ui.forms.widgets.Section;
+import org.osgi.service.useradmin.Group;
+import org.osgi.service.useradmin.Role;
+import org.osgi.service.useradmin.User;
+import org.osgi.service.useradmin.UserAdmin;
+import org.osgi.service.useradmin.UserAdminEvent;
+
+/** Display/edit main properties of a given group */
+public class GroupMainPage extends FormPage implements ArgeoNames {
+ final static String ID = "GroupEditor.mainPage";
+
+ private final UserEditor editor;
+ private UserAdminWrapper userAdminWrapper;
+
+ // Local configuration
+ private final int PRE_TITLE_INDENT = 10;
+
+ public GroupMainPage(FormEditor editor, UserAdminWrapper userAdminWrapper) {
+ super(editor, ID, "Main");
+ this.editor = (UserEditor) editor;
+ this.userAdminWrapper = userAdminWrapper;
+ }
+
+ protected void createFormContent(final IManagedForm mf) {
+ try {
+ ScrolledForm form = mf.getForm();
+ refreshFormTitle();
+
+ // Body
+ Composite body = form.getBody();
+ GridLayout mainLayout = new GridLayout();
+ body.setLayout(mainLayout);
+ appendOverviewPart(body);
+ appendMembersPart(body);
+ } catch (RepositoryException e) {
+ throw new ArgeoException("Cannot create form content", e);
+ }
+ }
+
+ /** Creates the general section */
+ protected void appendOverviewPart(Composite parent) {
+ FormToolkit tk = getManagedForm().getToolkit();
+ Composite body = addSection(tk, parent, "Main information");
+ GridLayout layout = new GridLayout(2, false);
+ body.setLayout(layout);
+
+ Text distinguishedName = createLT(body, "Group Name",
+ editor.getProperty(UserAdminConstants.KEY_UID));
+ distinguishedName.setEnabled(false);
+
+ final Text commonName = createLT(body, "Common Name",
+ editor.getProperty(UserAdminConstants.KEY_CN));
+ commonName.setEnabled(false);
+
+ // create form part (controller)
+ AbstractFormPart part = new SectionPart((Section) body.getParent()) {
+ public void commit(boolean onSave) {
+ super.commit(onSave);
+ }
+ };
+ getManagedForm().addPart(part);
+ }
+
+ /** Filtered table with members. Has drag & drop ability */
+ protected void appendMembersPart(Composite parent)
+ throws RepositoryException {
+
+ FormToolkit tk = getManagedForm().getToolkit();
+ Section section = tk.createSection(parent, Section.TITLE_BAR);
+ section.setLayoutData(EclipseUiUtils.fillAll());
+ section.setText("Members of group "
+ + editor.getProperty(UserAdminConstants.KEY_CN));
+
+ // Composite body = tk.createComposite(section, SWT.NONE);
+ Composite body = new Composite(section, SWT.NO_FOCUS);
+ section.setClient(body);
+ body.setLayoutData(EclipseUiUtils.fillAll());
+
+ createMemberPart(body);
+
+ // create form part (controller)
+ AbstractFormPart part = new SectionPart(section) {
+ public void commit(boolean onSave) {
+ super.commit(onSave);
+ }
+ };
+
+ getManagedForm().addPart(part);
+ }
+
+ // UI Objects
+ private UserTableViewer userTableViewerCmp;
+ private TableViewer userViewer;
+ private List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
+
+ public void createMemberPart(Composite parent) {
+ parent.setLayout(EclipseUiUtils.noSpaceGridLayout());
+ // Define the displayed columns
+ columnDefs.add(new ColumnDefinition(new RoleIconLP(), "", 0, 24));
+ columnDefs.add(new ColumnDefinition(new UserNameLP(),
+ "Distinguished Name", 240));
+ columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Common Name",
+ 150));
+ columnDefs.add(new ColumnDefinition(new MailLP(), "Primary Mail", 150));
+
+ // Create and configure the table
+ userTableViewerCmp = new MyUserTableViewer(parent, SWT.MULTI
+ | SWT.H_SCROLL | SWT.V_SCROLL, userAdminWrapper.getUserAdmin());
+
+ userTableViewerCmp.setColumnDefinitions(columnDefs);
+ userTableViewerCmp.populate(true, false);
+ // userTableViewerCmp.setLayoutData(new GridData(SWT.FILL, SWT.FILL,
+ // false, false));
+ userTableViewerCmp.setLayoutData(EclipseUiUtils.fillAll());
+
+ // Links
+ userViewer = userTableViewerCmp.getTableViewer();
+ userViewer.addDoubleClickListener(new UserTableDefaultDClickListener());
+ // Really?
+ userTableViewerCmp.refresh();
+
+ // Drag and drop
+ int operations = DND.DROP_COPY | DND.DROP_MOVE;
+ Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
+ userViewer.addDropSupport(operations, tt,
+ new GroupDropListener(userViewer, userAdminWrapper,
+ (Group) editor.getDisplayedUser()));
+ }
+
+ private class MyUserTableViewer extends UserTableViewer {
+ private static final long serialVersionUID = 8467999509931900367L;
+
+ public MyUserTableViewer(Composite parent, int style,
+ UserAdmin userAdmin) {
+ super(parent, style, userAdmin, true);
+ }
+
+ @Override
+ protected List<User> listFilteredElements(String filter) {
+ Group group = (Group) editor.getDisplayedUser();
+ Role[] roles = group.getMembers();
+ List<User> users = new ArrayList<User>();
+ for (Role role : roles)
+ // if (role.getType() == Role.GROUP)
+ users.add((User) role);
+ return users;
+ }
+ }
+
+ private void refreshFormTitle() throws RepositoryException {
+ getManagedForm().getForm().setText(
+ editor.getProperty(UserAdminConstants.KEY_CN));
+ }
+
+ /**
+ * Defines this table as being a potential target to add group membership
+ * (roles) to this user
+ */
+ private class GroupDropListener extends ViewerDropAdapter {
+ private static final long serialVersionUID = 2893468717831451621L;
+
+ private final UserAdminWrapper userAdminWrapper;
+ private final Group myGroup;
+
+ public GroupDropListener(Viewer viewer,
+ UserAdminWrapper userAdminWrapper, Group group) {
+ super(viewer);
+ this.userAdminWrapper = userAdminWrapper;
+ this.myGroup = group;
+ }
+
+ @Override
+ public boolean validateDrop(Object target, int operation,
+ TransferData transferType) {
+ // Target is always OK in a list only view
+ // TODO check if not a string
+ boolean validDrop = true;
+ return validDrop;
+ }
+
+ @Override
+ public void drop(DropTargetEvent event) {
+ // TODO Is there an opportunity to perform ceck before?
+
+ String newUserName = (String) event.data;
+ UserAdmin myUserAdmin = userAdminWrapper.getUserAdmin();
+ Role role = myUserAdmin.getRole(newUserName);
+ if (role.getType() == Role.USER) {
+ // TODO check if the user is already member of this group
+ userAdminWrapper.beginTransactionIfNeeded();
+ User user = (User) role;
+ myGroup.addMember(user);
+ userAdminWrapper.notifyListeners(new UserAdminEvent(null,
+ UserAdminEvent.ROLE_CHANGED, myGroup));
+ } else if (role.getType() == Role.GROUP) {
+ Group newGroup = (Group) role;
+
+ Shell shell = getViewer().getControl().getShell();
+ // Sanity checks
+ if (myGroup == newGroup) { // Equality
+ MessageDialog.openError(shell, "Forbidden addition ",
+ "A group cannot be a member of itself.");
+ return;
+ }
+
+ // Cycle
+ String myName = myGroup.getName();
+ List<User> myMemberships = editor.getFlatGroups(myGroup);
+ if (myMemberships.contains(newGroup)) {
+ MessageDialog.openError(shell, "Forbidden addition: cycle",
+ "Cannot add " + newUserName + " to group " + myName
+ + ". This would create a cycle");
+ return;
+ }
+
+ // Already member
+ List<User> newGroupMemberships = editor.getFlatGroups(newGroup);
+ if (newGroupMemberships.contains(myGroup)) {
+ MessageDialog.openError(shell, "Forbidden addition",
+ "Cannot add " + newUserName + " to group " + myName
+ + ", this membership already exists");
+ return;
+ }
+
+ userAdminWrapper.beginTransactionIfNeeded();
+ // TODO implement the dirty state
+ myGroup.addMember(newGroup);
+ userAdminWrapper.notifyListeners(new UserAdminEvent(null,
+ UserAdminEvent.ROLE_CHANGED, myGroup));
+ }
+ super.drop(event);
+ }
+
+ @Override
+ public boolean performDrop(Object data) {
+ userTableViewerCmp.refresh();
+ return true;
+ }
+ }
+
+ // LOCAL HELPERS
+ private Composite addSection(FormToolkit tk, Composite parent, String title) {
+ Section section = tk.createSection(parent, Section.TITLE_BAR);
+ GridData gd = EclipseUiUtils.fillWidth();
+ gd.verticalAlignment = PRE_TITLE_INDENT;
+ section.setLayoutData(gd);
+ section.setText(title);
+ Composite body = tk.createComposite(section, SWT.WRAP);
+ body.setLayoutData(EclipseUiUtils.fillAll());
+ section.setClient(body);
+ return body;
+ }
+
+ /** Creates label and text. */
+ protected Text createLT(Composite body, String label, String value) {
+ FormToolkit toolkit = getManagedForm().getToolkit();
+ Label lbl = toolkit.createLabel(body, label);
+ lbl.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));
+ Text text = toolkit.createText(body, value, SWT.BORDER);
+ text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
+ return text;
+ }
+}
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projects / lgpl / argeo-commons.git / blobdiff