org.argeo.cms.e4/src/org/argeo/cms/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.ArgeoNames;
  26 import org.argeo.cms.CmsException;
  27 import org.argeo.cms.auth.CurrentUser;
  28 import org.argeo.cms.e4.users.providers.CommonNameLP;
  29 import org.argeo.cms.e4.users.providers.DomainNameLP;
  30 import org.argeo.cms.e4.users.providers.MailLP;
  31 import org.argeo.cms.e4.users.providers.UserDragListener;
  32 import org.argeo.cms.e4.users.providers.UserNameLP;
  33 import org.argeo.eclipse.ui.ColumnDefinition;
  34 import org.argeo.eclipse.ui.EclipseUiUtils;
  35 import org.argeo.eclipse.ui.parts.LdifUsersTable;
  36 import org.argeo.naming.LdapAttrs;
  37 import org.argeo.naming.LdapObjs;
  38 import org.argeo.node.NodeConstants;
  39 import org.eclipse.e4.ui.di.Focus;
  40 import org.eclipse.e4.ui.workbench.modeling.EPartService;
  41 import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
  42 import org.eclipse.jface.viewers.ISelectionChangedListener;
  43 import org.eclipse.jface.viewers.IStructuredSelection;
  44 import org.eclipse.jface.viewers.SelectionChangedEvent;
  45 import org.eclipse.jface.viewers.TableViewer;
  46 import org.eclipse.swt.SWT;
  47 import org.eclipse.swt.dnd.DND;
  48 import org.eclipse.swt.dnd.TextTransfer;
  49 import org.eclipse.swt.dnd.Transfer;
  50 import org.eclipse.swt.widgets.Composite;
  51 import org.eclipse.swt.widgets.Display;
  52 import org.osgi.framework.InvalidSyntaxException;
  53 import org.osgi.service.useradmin.Role;
  54 import org.osgi.service.useradmin.User;
  55 import org.osgi.service.useradmin.UserAdminEvent;
  56 import org.osgi.service.useradmin.UserAdminListener;
  57
  58 /** List all users with filter - based on Ldif userAdmin */
  59 public class UsersView implements ArgeoNames {
  60         // private final static Log log = LogFactory.getLog(UsersView.class);
  61
  62         // public final static String ID = WorkbenchUiPlugin.PLUGIN_ID + ".usersView";
  63
  64         @Inject
  65         private UserAdminWrapper userAdminWrapper;
  66         @Inject
  67         private EPartService partService;
  68
  69         // UI Objects
  70         private LdifUsersTable userTableViewerCmp;
  71         private TableViewer userViewer;
  72         private List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
  73
  74         private UserAdminListener listener;
  75
  76         @PostConstruct
  77         public void createPartControl(Composite parent, ESelectionService selectionService) {
  78
  79                 parent.setLayout(EclipseUiUtils.noSpaceGridLayout());
  80                 // Define the displayed columns
  81                 columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Common Name", 150));
  82                 columnDefs.add(new ColumnDefinition(new MailLP(), "E-mail", 150));
  83                 columnDefs.add(new ColumnDefinition(new DomainNameLP(), "Domain", 200));
  84                 // Only show technical DN to admin
  85                 if (CurrentUser.isInRole(NodeConstants.ROLE_ADMIN))
  86                         columnDefs.add(new ColumnDefinition(new UserNameLP(), "Distinguished Name", 300));
  87
  88                 // Create and configure the table
  89                 userTableViewerCmp = new MyUserTableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
  90                 userTableViewerCmp.setLayoutData(EclipseUiUtils.fillAll());
  91                 userTableViewerCmp.setColumnDefinitions(columnDefs);
  92                 userTableViewerCmp.populate(true, false);
  93
  94                 // Links
  95                 userViewer = userTableViewerCmp.getTableViewer();
  96                 userViewer.addDoubleClickListener(new UserTableDefaultDClickListener(partService));
  97                 userViewer.addSelectionChangedListener(new ISelectionChangedListener() {
  98
  99                         @Override
 100                         public void selectionChanged(SelectionChangedEvent event) {
 101                                 IStructuredSelection selection = (IStructuredSelection) event.getSelection();
 102                                 selectionService.setSelection(selection.toList());
 103                         }
 104                 });
 105                 // getViewSite().setSelectionProvider(userViewer);
 106
 107                 // Really?
 108                 userTableViewerCmp.refresh();
 109
 110                 // Drag and drop
 111                 int operations = DND.DROP_COPY | DND.DROP_MOVE;
 112                 Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
 113                 userViewer.addDragSupport(operations, tt, new UserDragListener(userViewer));
 114
 115                 // Register a useradmin listener
 116                 listener = new MyUiUAListener(parent.getDisplay());
 117                 userAdminWrapper.addListener(listener);
 118         }
 119
 120         private class MyUiUAListener extends UiUserAdminListener {
 121                 public MyUiUAListener(Display display) {
 122                         super(display);
 123                 }
 124
 125                 @Override
 126                 public void roleChangedToUiThread(UserAdminEvent event) {
 127                         if (userViewer != null && !userViewer.getTable().isDisposed())
 128                                 refresh();
 129                 }
 130         }
 131
 132         private class MyUserTableViewer extends LdifUsersTable {
 133                 private static final long serialVersionUID = 8467999509931900367L;
 134
 135                 private final String[] knownProps = { LdapAttrs.DN, LdapAttrs.uid.name(), LdapAttrs.cn.name(),
 136                                 LdapAttrs.givenName.name(), LdapAttrs.sn.name(), LdapAttrs.mail.name() };
 137
 138                 public MyUserTableViewer(Composite parent, int style) {
 139                         super(parent, style);
 140                 }
 141
 142                 @Override
 143                 protected List<User> listFilteredElements(String filter) {
 144                         Role[] roles;
 145
 146                         try {
 147                                 StringBuilder builder = new StringBuilder();
 148
 149                                 StringBuilder tmpBuilder = new StringBuilder();
 150                                 if (EclipseUiUtils.notEmpty(filter))
 151                                         for (String prop : knownProps) {
 152                                                 tmpBuilder.append("(");
 153                                                 tmpBuilder.append(prop);
 154                                                 tmpBuilder.append("=*");
 155                                                 tmpBuilder.append(filter);
 156                                                 tmpBuilder.append("*)");
 157                                         }
 158                                 if (tmpBuilder.length() > 1) {
 159                                         builder.append("(&(").append(LdapAttrs.objectClass.name()).append("=")
 160                                                         .append(LdapObjs.inetOrgPerson.name()).append(")(|");
 161                                         builder.append(tmpBuilder.toString());
 162                                         builder.append("))");
 163                                 } else
 164                                         builder.append("(").append(LdapAttrs.objectClass.name()).append("=")
 165                                                         .append(LdapObjs.inetOrgPerson.name()).append(")");
 166                                 roles = userAdminWrapper.getUserAdmin().getRoles(builder.toString());
 167                         } catch (InvalidSyntaxException e) {
 168                                 throw new CmsException("Unable to get roles with filter: " + filter, e);
 169                         }
 170                         List<User> users = new ArrayList<User>();
 171                         for (Role role : roles)
 172                                 // if (role.getType() == Role.USER && role.getType() !=
 173                                 // Role.GROUP)
 174                                 users.add((User) role);
 175                         return users;
 176                 }
 177         }
 178
 179         public void refresh() {
 180                 userTableViewerCmp.refresh();
 181         }
 182
 183         // Override generic view methods
 184         @PreDestroy
 185         public void dispose() {
 186                 userAdminWrapper.removeListener(listener);
 187         }
 188
 189         @Focus
 190         public void setFocus() {
 191                 userTableViewerCmp.setFocus();
 192         }
 193
 194         /* DEPENDENCY INJECTION */
 195         public void setUserAdminWrapper(UserAdminWrapper userAdminWrapper) {
 196                 this.userAdminWrapper = userAdminWrapper;
 197         }
 198 }