e4/users/UsersView.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.cms.e4.users;
  17
  18 import java.util.ArrayList;
  19 import java.util.List;
  20
  21 import javax.annotation.PostConstruct;
  22 import javax.annotation.PreDestroy;
  23 import javax.inject.Inject;
  24
  25 import org.argeo.cms.CmsException;
  26 import org.argeo.cms.auth.CurrentUser;
  27 import org.argeo.cms.e4.users.providers.CommonNameLP;
  28 import org.argeo.cms.e4.users.providers.DomainNameLP;
  29 import org.argeo.cms.e4.users.providers.MailLP;
  30 import org.argeo.cms.e4.users.providers.UserDragListener;
  31 import org.argeo.cms.e4.users.providers.UserNameLP;
  32 import org.argeo.eclipse.ui.ColumnDefinition;
  33 import org.argeo.eclipse.ui.EclipseUiUtils;
  34 import org.argeo.eclipse.ui.parts.LdifUsersTable;
  35 import org.argeo.naming.LdapAttrs;
  36 import org.argeo.naming.LdapObjs;
  37 import org.argeo.node.NodeConstants;
  38 import org.eclipse.e4.ui.di.Focus;
  39 import org.eclipse.e4.ui.workbench.modeling.EPartService;
  40 import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
  41 import org.eclipse.jface.viewers.ISelectionChangedListener;
  42 import org.eclipse.jface.viewers.IStructuredSelection;
  43 import org.eclipse.jface.viewers.SelectionChangedEvent;
  44 import org.eclipse.jface.viewers.TableViewer;
  45 import org.eclipse.swt.SWT;
  46 import org.eclipse.swt.dnd.DND;
  47 import org.eclipse.swt.dnd.TextTransfer;
  48 import org.eclipse.swt.dnd.Transfer;
  49 import org.eclipse.swt.widgets.Composite;
  50 import org.eclipse.swt.widgets.Display;
  51 import org.osgi.framework.InvalidSyntaxException;
  52 import org.osgi.service.useradmin.Role;
  53 import org.osgi.service.useradmin.User;
  54 import org.osgi.service.useradmin.UserAdminEvent;
  55 import org.osgi.service.useradmin.UserAdminListener;
  56
  57 /** List all users with filter - based on Ldif userAdmin */
  58 public class UsersView {
  59         // private final static Log log = LogFactory.getLog(UsersView.class);
  60
  61         // public final static String ID = WorkbenchUiPlugin.PLUGIN_ID + ".usersView";
  62
  63         @Inject
  64         private UserAdminWrapper userAdminWrapper;
  65         @Inject
  66         private EPartService partService;
  67
  68         // UI Objects
  69         private LdifUsersTable userTableViewerCmp;
  70         private TableViewer userViewer;
  71         private List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
  72
  73         private UserAdminListener listener;
  74
  75         @PostConstruct
  76         public void createPartControl(Composite parent, ESelectionService selectionService) {
  77
  78                 parent.setLayout(EclipseUiUtils.noSpaceGridLayout());
  79                 // Define the displayed columns
  80                 columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Common Name", 150));
  81                 columnDefs.add(new ColumnDefinition(new MailLP(), "E-mail", 150));
  82                 columnDefs.add(new ColumnDefinition(new DomainNameLP(), "Domain", 200));
  83                 // Only show technical DN to admin
  84                 if (CurrentUser.isInRole(NodeConstants.ROLE_ADMIN))
  85                         columnDefs.add(new ColumnDefinition(new UserNameLP(), "Distinguished Name", 300));
  86
  87                 // Create and configure the table
  88                 userTableViewerCmp = new MyUserTableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
  89                 userTableViewerCmp.setLayoutData(EclipseUiUtils.fillAll());
  90                 userTableViewerCmp.setColumnDefinitions(columnDefs);
  91                 userTableViewerCmp.populate(true, false);
  92
  93                 // Links
  94                 userViewer = userTableViewerCmp.getTableViewer();
  95                 userViewer.addDoubleClickListener(new UserTableDefaultDClickListener(partService));
  96                 userViewer.addSelectionChangedListener(new ISelectionChangedListener() {
  97
  98                         @Override
  99                         public void selectionChanged(SelectionChangedEvent event) {
 100                                 IStructuredSelection selection = (IStructuredSelection) event.getSelection();
 101                                 selectionService.setSelection(selection.toList());
 102                         }
 103                 });
 104                 // getViewSite().setSelectionProvider(userViewer);
 105
 106                 // Really?
 107                 userTableViewerCmp.refresh();
 108
 109                 // Drag and drop
 110                 int operations = DND.DROP_COPY | DND.DROP_MOVE;
 111                 Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
 112                 userViewer.addDragSupport(operations, tt, new UserDragListener(userViewer));
 113
 114                 // Register a useradmin listener
 115                 listener = new MyUiUAListener(parent.getDisplay());
 116                 userAdminWrapper.addListener(listener);
 117         }
 118
 119         private class MyUiUAListener extends UiUserAdminListener {
 120                 public MyUiUAListener(Display display) {
 121                         super(display);
 122                 }
 123
 124                 @Override
 125                 public void roleChangedToUiThread(UserAdminEvent event) {
 126                         if (userViewer != null && !userViewer.getTable().isDisposed())
 127                                 refresh();
 128                 }
 129         }
 130
 131         private class MyUserTableViewer extends LdifUsersTable {
 132                 private static final long serialVersionUID = 8467999509931900367L;
 133
 134                 private final String[] knownProps = { LdapAttrs.DN, LdapAttrs.uid.name(), LdapAttrs.cn.name(),
 135                                 LdapAttrs.givenName.name(), LdapAttrs.sn.name(), LdapAttrs.mail.name() };
 136
 137                 public MyUserTableViewer(Composite parent, int style) {
 138                         super(parent, style);
 139                 }
 140
 141                 @Override
 142                 protected List<User> listFilteredElements(String filter) {
 143                         Role[] roles;
 144
 145                         try {
 146                                 StringBuilder builder = new StringBuilder();
 147
 148                                 StringBuilder tmpBuilder = new StringBuilder();
 149                                 if (EclipseUiUtils.notEmpty(filter))
 150                                         for (String prop : knownProps) {
 151                                                 tmpBuilder.append("(");
 152                                                 tmpBuilder.append(prop);
 153                                                 tmpBuilder.append("=*");
 154                                                 tmpBuilder.append(filter);
 155                                                 tmpBuilder.append("*)");
 156                                         }
 157                                 if (tmpBuilder.length() > 1) {
 158                                         builder.append("(&(").append(LdapAttrs.objectClass.name()).append("=")
 159                                                         .append(LdapObjs.inetOrgPerson.name()).append(")(|");
 160                                         builder.append(tmpBuilder.toString());
 161                                         builder.append("))");
 162                                 } else
 163                                         builder.append("(").append(LdapAttrs.objectClass.name()).append("=")
 164                                                         .append(LdapObjs.inetOrgPerson.name()).append(")");
 165                                 roles = userAdminWrapper.getUserAdmin().getRoles(builder.toString());
 166                         } catch (InvalidSyntaxException e) {
 167                                 throw new CmsException("Unable to get roles with filter: " + filter, e);
 168                         }
 169                         List<User> users = new ArrayList<User>();
 170                         for (Role role : roles)
 171                                 // if (role.getType() == Role.USER && role.getType() !=
 172                                 // Role.GROUP)
 173                                 users.add((User) role);
 174                         return users;
 175                 }
 176         }
 177
 178         public void refresh() {
 179                 userTableViewerCmp.refresh();
 180         }
 181
 182         // Override generic view methods
 183         @PreDestroy
 184         public void dispose() {
 185                 userAdminWrapper.removeListener(listener);
 186         }
 187
 188         @Focus
 189         public void setFocus() {
 190                 userTableViewerCmp.setFocus();
 191         }
 192
 193         /* DEPENDENCY INJECTION */
 194         public void setUserAdminWrapper(UserAdminWrapper userAdminWrapper) {
 195                 this.userAdminWrapper = userAdminWrapper;
 196         }
 197 }