+package org.argeo.cms.e4.users;
+
+import static org.argeo.api.cms.CmsContext.WORKGROUP;
+import static org.argeo.cms.auth.UserAdminUtils.setProperty;
+import static org.argeo.util.naming.LdapAttrs.businessCategory;
+import static org.argeo.util.naming.LdapAttrs.description;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import javax.annotation.PreDestroy;
+import javax.inject.Inject;
+import javax.jcr.Node;
+import javax.jcr.Repository;
+import javax.jcr.RepositoryException;
+import javax.jcr.Session;
+
+import org.argeo.api.cms.CmsConstants;
+import org.argeo.api.cms.CmsContext;
+import org.argeo.cms.auth.UserAdminUtils;
+import org.argeo.cms.e4.users.providers.CommonNameLP;
+import org.argeo.cms.e4.users.providers.MailLP;
+import org.argeo.cms.e4.users.providers.RoleIconLP;
+import org.argeo.cms.e4.users.providers.UserFilter;
+import org.argeo.cms.jcr.CmsJcrUtils;
+import org.argeo.cms.swt.CmsSwtUtils;
+import org.argeo.cms.ui.eclipse.forms.AbstractFormPart;
+import org.argeo.cms.ui.eclipse.forms.IManagedForm;
+import org.argeo.eclipse.ui.ColumnDefinition;
+import org.argeo.eclipse.ui.EclipseUiUtils;
+import org.argeo.eclipse.ui.parts.LdifUsersTable;
+import org.argeo.jcr.JcrException;
+import org.argeo.jcr.JcrUtils;
+import org.argeo.util.naming.LdapAttrs;
+import org.argeo.util.transaction.WorkTransaction;
+import org.eclipse.e4.ui.workbench.modeling.EPartService;
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.ToolBarManager;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.TableViewer;
+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.events.ModifyListener;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+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.Link;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Text;
+import org.eclipse.swt.widgets.ToolBar;
+import org.osgi.service.useradmin.Group;
+import org.osgi.service.useradmin.Role;
+//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.User;
+import org.osgi.service.useradmin.UserAdmin;
+import org.osgi.service.useradmin.UserAdminEvent;
+
+/** Display/edit main properties of a given group */
+public class GroupEditor extends AbstractRoleEditor {
+ // final static String ID = "GroupEditor.mainPage";
+
+ @Inject
+ private EPartService partService;
+
+ // private final UserEditor editor;
+ @Inject
+ private Repository repository;
+ @Inject
+ private CmsContext nodeInstance;
+ // private final UserAdminWrapper userAdminWrapper;
+ private Session groupsSession;
+
+ // public GroupMainPage(FormEditor editor, UserAdminWrapper userAdminWrapper,
+ // Repository repository,
+ // NodeInstance nodeInstance) {
+ // super(editor, ID, "Main");
+ // try {
+ // session = repository.login();
+ // } catch (RepositoryException e) {
+ // throw new CmsException("Cannot retrieve session of in MainGroupPage
+ // constructor", e);
+ // }
+ // this.editor = (UserEditor) editor;
+ // this.userAdminWrapper = userAdminWrapper;
+ // this.nodeInstance = nodeInstance;
+ // }
+
+ // protected void createFormContent(final IManagedForm mf) {
+ // ScrolledForm form = mf.getForm();
+ // Composite body = form.getBody();
+ // GridLayout mainLayout = new GridLayout();
+ // body.setLayout(mainLayout);
+ // Group group = (Group) editor.getDisplayedUser();
+ // appendOverviewPart(body, group);
+ // appendMembersPart(body, group);
+ // }
+
+ @Override
+ protected void createUi(Composite parent) {
+ try {
+ groupsSession = repository.login(CmsConstants.SRV_WORKSPACE);
+ } catch (RepositoryException e) {
+ throw new JcrException("Cannot retrieve session", e);
+ }
+ // ScrolledForm form = mf.getForm();
+ // Composite body = form.getBody();
+ // Composite body = new Composite(parent, SWT.NONE);
+ Composite body = parent;
+ GridLayout mainLayout = new GridLayout();
+ body.setLayout(mainLayout);
+ Group group = (Group) getDisplayedUser();
+ appendOverviewPart(body, group);
+ appendMembersPart(body, group);
+ }
+
+ @PreDestroy
+ public void dispose() {
+ JcrUtils.logoutQuietly(groupsSession);
+ super.dispose();
+ }
+
+ /** Creates the general section */
+ protected void appendOverviewPart(final Composite parent, final Group group) {
+ Composite body = new Composite(parent, SWT.NONE);
+ // GridLayout layout = new GridLayout(5, false);
+ GridLayout layout = new GridLayout(2, false);
+ body.setLayout(layout);
+ body.setLayoutData(CmsSwtUtils.fillWidth());
+
+ String cn = UserAdminUtils.getProperty(group, LdapAttrs.cn.name());
+ createReadOnlyLT(body, "Name", cn);
+ createReadOnlyLT(body, "DN", group.getName());
+ createReadOnlyLT(body, "Domain", UserAdminUtils.getDomainName(group));
+
+ // Description
+ Label descLbl = new Label(body, SWT.LEAD);
+ descLbl.setFont(EclipseUiUtils.getBoldFont(body));
+ descLbl.setText("Description");
+ descLbl.setLayoutData(new GridData(SWT.LEAD, SWT.CENTER, true, false, 2, 1));
+ final Text descTxt = new Text(body, SWT.LEAD | SWT.MULTI | SWT.WRAP | SWT.BORDER);
+ GridData gd = EclipseUiUtils.fillWidth();
+ gd.heightHint = 50;
+ gd.horizontalSpan = 2;
+ descTxt.setLayoutData(gd);
+
+ // Mark as workgroup
+ Link markAsWorkgroupLk = new Link(body, SWT.NONE);
+ markAsWorkgroupLk.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1));
+
+ // create form part (controller)
+ final AbstractFormPart part = new AbstractFormPart() {
+
+ private MainInfoListener listener;
+
+ @Override
+ public void initialize(IManagedForm form) {
+ super.initialize(form);
+ listener = new MainInfoListener(parent.getDisplay(), this);
+ userAdminWrapper.addListener(listener);
+ }
+
+ @Override
+ public void dispose() {
+ userAdminWrapper.removeListener(listener);
+ super.dispose();
+ }
+
+ public void commit(boolean onSave) {
+ // group.getProperties().put(LdapAttrs.description.name(), descTxt.getText());
+ setProperty(group, description, descTxt.getText());
+ super.commit(onSave);
+ }
+
+ @Override
+ public void refresh() {
+ // dnTxt.setText(group.getName());
+ // cnTxt.setText(UserAdminUtils.getProperty(group, LdapAttrs.cn.name()));
+ descTxt.setText(UserAdminUtils.getProperty(group, LdapAttrs.description.name()));
+ Node workgroupHome = CmsJcrUtils.getGroupHome(groupsSession, cn);
+ if (workgroupHome == null)
+ markAsWorkgroupLk.setText("<a>Mark as workgroup</a>");
+ else
+ markAsWorkgroupLk.setText("Configured as workgroup");
+ parent.layout(true, true);
+ super.refresh();
+ }
+ };
+
+ markAsWorkgroupLk.addSelectionListener(new SelectionAdapter() {
+ private static final long serialVersionUID = -6439340898096365078L;
+
+ @Override
+ public void widgetSelected(SelectionEvent e) {
+
+ boolean confirmed = MessageDialog.openConfirm(parent.getShell(), "Mark as workgroup",
+ "Are you sure you want to mark " + cn + " as being a workgroup? ");
+ if (confirmed) {
+ Node workgroupHome = CmsJcrUtils.getGroupHome(groupsSession, cn);
+ if (workgroupHome != null)
+ return; // already marked as workgroup, do nothing
+ else {
+ // improve transaction management
+ userAdminWrapper.beginTransactionIfNeeded();
+ nodeInstance.createWorkgroup(group.getName());
+ setProperty(group, businessCategory, WORKGROUP);
+ userAdminWrapper.commitOrNotifyTransactionStateChange();
+ userAdminWrapper.notifyListeners(new UserAdminEvent(null, UserAdminEvent.ROLE_CHANGED, group));
+ part.refresh();
+ }
+ }
+ }
+ });
+
+ ModifyListener defaultListener = new FormPartML(part);
+ descTxt.addModifyListener(defaultListener);
+ getManagedForm().addPart(part);
+ }
+
+ /** Filtered table with members. Has drag and drop ability */
+ protected void appendMembersPart(Composite parent, Group group) {
+ // Section section = tk.createSection(parent, Section.TITLE_BAR);
+ // section.setText("Members");
+ // section.setLayoutData(EclipseUiUtils.fillAll());
+
+ Composite body = new Composite(parent, SWT.BORDER);
+ body.setLayout(new GridLayout());
+ // section.setClient(body);
+ body.setLayoutData(EclipseUiUtils.fillAll());
+
+ // Define the displayed columns
+ List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
+ columnDefs.add(new ColumnDefinition(new RoleIconLP(), "", 0, 24));
+ columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Name", 150));
+ columnDefs.add(new ColumnDefinition(new MailLP(), "Mail", 150));
+ // columnDefs.add(new ColumnDefinition(new UserNameLP(), "Distinguished Name",
+ // 240));
+
+ // Create and configure the table
+ LdifUsersTable userViewerCmp = new MyUserTableViewer(body, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL,
+ userAdminWrapper.getUserAdmin());
+
+ userViewerCmp.setColumnDefinitions(columnDefs);
+ userViewerCmp.populate(true, false);
+ userViewerCmp.setLayoutData(EclipseUiUtils.fillAll());
+
+ // Controllers
+ TableViewer userViewer = userViewerCmp.getTableViewer();
+ userViewer.addDoubleClickListener(new UserTableDefaultDClickListener(partService));
+ int operations = DND.DROP_COPY | DND.DROP_MOVE;
+ Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
+ userViewer.addDropSupport(operations, tt,
+ new GroupDropListener(userAdminWrapper, userViewerCmp, (Group) getDisplayedUser()));
+
+ AbstractFormPart part = new GroupMembersPart(userViewerCmp);
+ getManagedForm().addPart(part);
+
+ // remove button
+ // addRemoveAbility(toolBarManager, userViewerCmp.getTableViewer(), group);
+ Action action = new RemoveMembershipAction(userViewer, group, "Remove selected items from this group",
+ SecurityAdminImages.ICON_REMOVE_DESC);
+
+ ToolBarManager toolBarManager = new ToolBarManager(SWT.FLAT);
+ ToolBar toolBar = toolBarManager.createControl(body);
+ toolBar.setLayoutData(CmsSwtUtils.fillWidth());
+
+ toolBarManager.add(action);
+ toolBarManager.update(true);
+
+ }
+
+ // private LdifUsersTable createMemberPart(Composite parent, Group group) {
+ //
+ // // Define the displayed columns
+ // List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
+ // columnDefs.add(new ColumnDefinition(new RoleIconLP(), "", 0, 24));
+ // columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Name", 150));
+ // columnDefs.add(new ColumnDefinition(new MailLP(), "Mail", 150));
+ // // columnDefs.add(new ColumnDefinition(new UserNameLP(), "Distinguished
+ // Name",
+ // // 240));
+ //
+ // // Create and configure the table
+ // LdifUsersTable userViewerCmp = new MyUserTableViewer(parent, SWT.MULTI |
+ // SWT.H_SCROLL | SWT.V_SCROLL,
+ // userAdminWrapper.getUserAdmin());
+ //
+ // userViewerCmp.setColumnDefinitions(columnDefs);
+ // userViewerCmp.populate(true, false);
+ // userViewerCmp.setLayoutData(EclipseUiUtils.fillAll());
+ //
+ // // Controllers
+ // TableViewer userViewer = userViewerCmp.getTableViewer();
+ // userViewer.addDoubleClickListener(new
+ // UserTableDefaultDClickListener(partService));
+ // int operations = DND.DROP_COPY | DND.DROP_MOVE;
+ // Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
+ // userViewer.addDropSupport(operations, tt,
+ // new GroupDropListener(userAdminWrapper, userViewerCmp, (Group)
+ // getDisplayedUser()));
+ //
+ // // userViewerCmp.refresh();
+ // return userViewerCmp;
+ // }
+
+ // Local viewers
+ private class MyUserTableViewer extends LdifUsersTable {
+ private static final long serialVersionUID = 8467999509931900367L;
+
+ private final UserFilter userFilter;
+
+ public MyUserTableViewer(Composite parent, int style, UserAdmin userAdmin) {
+ super(parent, style, true);
+ userFilter = new UserFilter();
+
+ }
+
+ @Override
+ protected List<User> listFilteredElements(String filter) {
+ // reload user and set it in the editor
+ Group group = (Group) getDisplayedUser();
+ Role[] roles = group.getMembers();
+ List<User> users = new ArrayList<User>();
+ userFilter.setSearchText(filter);
+ // userFilter.setShowSystemRole(true);
+ for (Role role : roles)
+ // if (role.getType() == Role.GROUP)
+ if (userFilter.select(null, null, role))
+ users.add((User) role);
+ return users;
+ }
+ }
+
+ // private void addRemoveAbility(ToolBarManager toolBarManager, TableViewer
+ // userViewer, Group group) {
+ // // Section section = sectionPart.getSection();
+ // // ToolBarManager toolBarManager = new ToolBarManager(SWT.FLAT);
+ // // ToolBar toolbar = toolBarManager.createControl(parent);
+ // // ToolBar toolbar = toolBarManager.getControl();
+ // // final Cursor handCursor = new Cursor(toolbar.getDisplay(),
+ // SWT.CURSOR_HAND);
+ // // toolbar.setCursor(handCursor);
+ // // toolbar.addDisposeListener(new DisposeListener() {
+ // // private static final long serialVersionUID = 3882131405820522925L;
+ // //
+ // // public void widgetDisposed(DisposeEvent e) {
+ // // if ((handCursor != null) && (handCursor.isDisposed() == false)) {
+ // // handCursor.dispose();
+ // // }
+ // // }
+ // // });
+ //
+ // Action action = new RemoveMembershipAction(userViewer, group, "Remove
+ // selected items from this group",
+ // SecurityAdminImages.ICON_REMOVE_DESC);
+ // toolBarManager.add(action);
+ // toolBarManager.update(true);
+ // // section.setTextClient(toolbar);
+ // }
+
+ private class RemoveMembershipAction extends Action {
+ private static final long serialVersionUID = -1337713097184522588L;
+
+ private final TableViewer userViewer;
+ private final Group group;
+
+ RemoveMembershipAction(TableViewer userViewer, Group group, String name, ImageDescriptor img) {
+ super(name, img);
+ this.userViewer = userViewer;
+ this.group = group;
+ }
+
+ @Override
+ public void run() {
+ ISelection selection = userViewer.getSelection();
+ if (selection.isEmpty())
+ return;
+
+ @SuppressWarnings("unchecked")
+ Iterator<User> it = ((IStructuredSelection) selection).iterator();
+ List<User> users = new ArrayList<User>();
+ while (it.hasNext()) {
+ User currUser = it.next();
+ users.add(currUser);
+ }
+
+ userAdminWrapper.beginTransactionIfNeeded();
+ for (User user : users) {
+ group.removeMember(user);
+ }
+ userAdminWrapper.commitOrNotifyTransactionStateChange();
+ userAdminWrapper.notifyListeners(new UserAdminEvent(null, UserAdminEvent.ROLE_CHANGED, group));
+ }
+ }
+
+ // LOCAL CONTROLLERS
+ private class GroupMembersPart extends AbstractFormPart {
+ private final LdifUsersTable userViewer;
+ // private final Group group;
+
+ private GroupChangeListener listener;
+
+ public GroupMembersPart(LdifUsersTable userViewer) {
+ // super(section);
+ this.userViewer = userViewer;
+ // this.group = group;
+ }
+
+ @Override
+ public void initialize(IManagedForm form) {
+ super.initialize(form);
+ listener = new GroupChangeListener(userViewer.getDisplay(), GroupMembersPart.this);
+ userAdminWrapper.addListener(listener);
+ }
+
+ @Override
+ public void dispose() {
+ userAdminWrapper.removeListener(listener);
+ super.dispose();
+ }
+
+ @Override
+ public void refresh() {
+ userViewer.refresh();
+ super.refresh();
+ }
+ }
+
+ /**
+ * Defines this table as being a potential target to add group membership
+ * (roles) to this group
+ */
+ private class GroupDropListener extends ViewerDropAdapter {
+ private static final long serialVersionUID = 2893468717831451621L;
+
+ private final UserAdminWrapper userAdminWrapper;
+ // private final LdifUsersTable myUserViewerCmp;
+ private final Group myGroup;
+
+ public GroupDropListener(UserAdminWrapper userAdminWrapper, LdifUsersTable userTableViewerCmp, Group group) {
+ super(userTableViewerCmp.getTableViewer());
+ this.userAdminWrapper = userAdminWrapper;
+ this.myGroup = group;
+ // this.myUserViewerCmp = userTableViewerCmp;
+ }
+
+ @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 the check before?
+ String newUserName = (String) event.data;
+ UserAdmin myUserAdmin = userAdminWrapper.getUserAdmin();
+ Role role = myUserAdmin.getRole(newUserName);
+ 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 = 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 = getFlatGroups(newGroup);
+ if (newGroupMemberships.contains(myGroup)) {
+ MessageDialog.openError(shell, "Forbidden addition",
+ "Cannot add " + newUserName + " to group " + myName + ", this membership already exists");
+ return;
+ }
+ userAdminWrapper.beginTransactionIfNeeded();
+ myGroup.addMember(newGroup);
+ userAdminWrapper.commitOrNotifyTransactionStateChange();
+ userAdminWrapper.notifyListeners(new UserAdminEvent(null, UserAdminEvent.ROLE_CHANGED, myGroup));
+ } else if (role.getType() == Role.USER) {
+ // TODO check if the group is already member of this group
+ WorkTransaction transaction = userAdminWrapper.beginTransactionIfNeeded();
+ User user = (User) role;
+ myGroup.addMember(user);
+ if (UserAdminWrapper.COMMIT_ON_SAVE)
+ try {
+ transaction.commit();
+ } catch (Exception e) {
+ throw new IllegalStateException(
+ "Cannot commit transaction " + "after user group membership update", e);
+ }
+ userAdminWrapper.notifyListeners(new UserAdminEvent(null, UserAdminEvent.ROLE_CHANGED, myGroup));
+ }
+ super.drop(event);
+ }
+
+ @Override
+ public boolean performDrop(Object data) {
+ // myUserViewerCmp.refresh();
+ return true;
+ }
+ }
+
+ // LOCAL HELPERS
+ // private Composite addSection(FormToolkit tk, Composite parent) {
+ // Section section = tk.createSection(parent, SWT.NO_FOCUS);
+ // section.setLayoutData(EclipseUiUtils.fillWidth());
+ // Composite body = tk.createComposite(section, SWT.WRAP);
+ // body.setLayoutData(EclipseUiUtils.fillAll());
+ // section.setClient(body);
+ // return body;
+ // }
+
+ /** Creates label and text. */
+ // private Text createLT(Composite parent, String label, String value) {
+ // FormToolkit toolkit = getManagedForm().getToolkit();
+ // Label lbl = toolkit.createLabel(parent, label);
+ // lbl.setLayoutData(new GridData(SWT.LEAD, SWT.CENTER, false, false));
+ // lbl.setFont(EclipseUiUtils.getBoldFont(parent));
+ // Text text = toolkit.createText(parent, value, SWT.BORDER);
+ // text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
+ // CmsUiUtils.style(text, CmsWorkbenchStyles.WORKBENCH_FORM_TEXT);
+ // return text;
+ // }
+ //
+ // Text createReadOnlyLT(Composite parent, String label, String value) {
+ // FormToolkit toolkit = getManagedForm().getToolkit();
+ // Label lbl = toolkit.createLabel(parent, label);
+ // lbl.setLayoutData(new GridData(SWT.LEAD, SWT.CENTER, false, false));
+ // lbl.setFont(EclipseUiUtils.getBoldFont(parent));
+ // Text text = toolkit.createText(parent, value, SWT.NONE);
+ // text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
+ // text.setEditable(false);
+ // CmsUiUtils.style(text, CmsWorkbenchStyles.WORKBENCH_FORM_TEXT);
+ // return text;
+ // }
+
+}