org.argeo.cms.e4/src/org/argeo/cms/e4/users/GroupsView.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.apache.commons.logging.Log;
  26 import org.apache.commons.logging.LogFactory;
  27 import org.argeo.cms.ArgeoNames;
  28 import org.argeo.cms.CmsException;
  29 import org.argeo.cms.auth.CurrentUser;
  30 import org.argeo.cms.e4.users.providers.CommonNameLP;
  31 import org.argeo.cms.e4.users.providers.DomainNameLP;
  32 import org.argeo.cms.e4.users.providers.RoleIconLP;
  33 import org.argeo.cms.e4.users.providers.UserDragListener;
  34 //import org.argeo.cms.ui.workbench.WorkbenchUiPlugin;
  35 //import org.argeo.cms.ui.workbench.internal.useradmin.UiUserAdminListener;
  36 //import org.argeo.cms.ui.workbench.internal.useradmin.UserAdminWrapper;
  37 //import org.argeo.cms.ui.workbench.internal.useradmin.providers.CommonNameLP;
  38 //import org.argeo.cms.ui.workbench.internal.useradmin.providers.DomainNameLP;
  39 //import org.argeo.cms.ui.workbench.internal.useradmin.providers.RoleIconLP;
  40 //import org.argeo.cms.ui.workbench.internal.useradmin.providers.UserDragListener;
  41 //import org.argeo.cms.ui.workbench.internal.useradmin.providers.UserTableDefaultDClickListener;
  42 import org.argeo.eclipse.ui.ColumnDefinition;
  43 import org.argeo.eclipse.ui.EclipseUiUtils;
  44 import org.argeo.eclipse.ui.parts.LdifUsersTable;
  45 import org.argeo.naming.LdapAttrs;
  46 import org.argeo.naming.LdapObjs;
  47 import org.argeo.node.NodeConstants;
  48 import org.eclipse.e4.ui.di.Focus;
  49 import org.eclipse.e4.ui.workbench.modeling.EPartService;
  50 import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
  51 import org.eclipse.jface.viewers.ISelectionChangedListener;
  52 import org.eclipse.jface.viewers.IStructuredSelection;
  53 import org.eclipse.jface.viewers.SelectionChangedEvent;
  54 import org.eclipse.jface.viewers.TableViewer;
  55 import org.eclipse.swt.SWT;
  56 import org.eclipse.swt.dnd.DND;
  57 import org.eclipse.swt.dnd.TextTransfer;
  58 import org.eclipse.swt.dnd.Transfer;
  59 import org.eclipse.swt.events.SelectionAdapter;
  60 import org.eclipse.swt.events.SelectionEvent;
  61 import org.eclipse.swt.layout.GridData;
  62 import org.eclipse.swt.layout.GridLayout;
  63 import org.eclipse.swt.widgets.Button;
  64 import org.eclipse.swt.widgets.Composite;
  65 import org.eclipse.swt.widgets.Display;
  66 //import org.eclipse.ui.part.ViewPart;
  67 import org.osgi.framework.InvalidSyntaxException;
  68 import org.osgi.service.useradmin.Role;
  69 import org.osgi.service.useradmin.User;
  70 import org.osgi.service.useradmin.UserAdminEvent;
  71 import org.osgi.service.useradmin.UserAdminListener;
  72
  73 /** List all groups with filter */
  74 public class GroupsView implements ArgeoNames {
  75         private final static Log log = LogFactory.getLog(GroupsView.class);
  76         // public final static String ID = WorkbenchUiPlugin.PLUGIN_ID + ".groupsView";
  77
  78         @Inject
  79         private EPartService partService;
  80         @Inject
  81         private UserAdminWrapper userAdminWrapper;
  82
  83         // UI Objects
  84         private LdifUsersTable groupTableViewerCmp;
  85         private TableViewer userViewer;
  86         private List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
  87
  88         private UserAdminListener listener;
  89
  90         @PostConstruct
  91         public void createPartControl(Composite parent, ESelectionService selectionService) {
  92                 parent.setLayout(EclipseUiUtils.noSpaceGridLayout());
  93
  94                 // boolean isAdmin = CurrentUser.isInRole(NodeConstants.ROLE_ADMIN);
  95
  96                 // Define the displayed columns
  97                 columnDefs.add(new ColumnDefinition(new RoleIconLP(), "", 19));
  98                 columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Name", 150));
  99                 columnDefs.add(new ColumnDefinition(new DomainNameLP(), "Domain", 100));
 100                 // Only show technical DN to admin
 101                 // if (isAdmin)
 102                 // columnDefs.add(new ColumnDefinition(new UserNameLP(),
 103                 // "Distinguished Name", 300));
 104
 105                 // Create and configure the table
 106                 groupTableViewerCmp = new MyUserTableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
 107
 108                 groupTableViewerCmp.setColumnDefinitions(columnDefs);
 109                 // if (isAdmin)
 110                 // groupTableViewerCmp.populateWithStaticFilters(false, false);
 111                 // else
 112                 groupTableViewerCmp.populate(true, false);
 113
 114                 groupTableViewerCmp.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 115
 116                 // Links
 117                 userViewer = groupTableViewerCmp.getTableViewer();
 118                 userViewer.addDoubleClickListener(new UserTableDefaultDClickListener(partService));
 119                 // getViewSite().setSelectionProvider(userViewer);
 120                 userViewer.addSelectionChangedListener(new ISelectionChangedListener() {
 121
 122                         @Override
 123                         public void selectionChanged(SelectionChangedEvent event) {
 124                                 IStructuredSelection selection = (IStructuredSelection) event.getSelection();
 125                                 selectionService.setSelection(selection.toList());
 126                         }
 127                 });
 128
 129                 // Really?
 130                 groupTableViewerCmp.refresh();
 131
 132                 // Drag and drop
 133                 int operations = DND.DROP_COPY | DND.DROP_MOVE;
 134                 Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
 135                 userViewer.addDragSupport(operations, tt, new UserDragListener(userViewer));
 136
 137                 // // Register a useradmin listener
 138                 // listener = new UserAdminListener() {
 139                 // @Override
 140                 // public void roleChanged(UserAdminEvent event) {
 141                 // if (userViewer != null && !userViewer.getTable().isDisposed())
 142                 // refresh();
 143                 // }
 144                 // };
 145                 // userAdminWrapper.addListener(listener);
 146                 // }
 147
 148                 // Register a useradmin listener
 149                 listener = new MyUiUAListener(parent.getDisplay());
 150                 userAdminWrapper.addListener(listener);
 151         }
 152
 153         private class MyUiUAListener extends UiUserAdminListener {
 154                 public MyUiUAListener(Display display) {
 155                         super(display);
 156                 }
 157
 158                 @Override
 159                 public void roleChangedToUiThread(UserAdminEvent event) {
 160                         if (userViewer != null && !userViewer.getTable().isDisposed())
 161                                 refresh();
 162                 }
 163         }
 164
 165         private class MyUserTableViewer extends LdifUsersTable {
 166                 private static final long serialVersionUID = 8467999509931900367L;
 167
 168                 private boolean showSystemRoles = true;
 169
 170                 private final String[] knownProps = { LdapAttrs.uid.name(), LdapAttrs.cn.name(), LdapAttrs.DN };
 171
 172                 public MyUserTableViewer(Composite parent, int style) {
 173                         super(parent, style);
 174                         showSystemRoles = CurrentUser.isInRole(NodeConstants.ROLE_ADMIN);
 175                 }
 176
 177                 protected void populateStaticFilters(Composite staticFilterCmp) {
 178                         staticFilterCmp.setLayout(new GridLayout());
 179                         final Button showSystemRoleBtn = new Button(staticFilterCmp, SWT.CHECK);
 180                         showSystemRoleBtn.setText("Show system roles");
 181                         showSystemRoles = CurrentUser.isInRole(NodeConstants.ROLE_ADMIN);
 182                         showSystemRoleBtn.setSelection(showSystemRoles);
 183
 184                         showSystemRoleBtn.addSelectionListener(new SelectionAdapter() {
 185                                 private static final long serialVersionUID = -7033424592697691676L;
 186
 187                                 @Override
 188                                 public void widgetSelected(SelectionEvent e) {
 189                                         showSystemRoles = showSystemRoleBtn.getSelection();
 190                                         refresh();
 191                                 }
 192
 193                         });
 194                 }
 195
 196                 @Override
 197                 protected List<User> listFilteredElements(String filter) {
 198                         Role[] roles;
 199                         try {
 200                                 StringBuilder builder = new StringBuilder();
 201                                 StringBuilder tmpBuilder = new StringBuilder();
 202                                 if (EclipseUiUtils.notEmpty(filter))
 203                                         for (String prop : knownProps) {
 204                                                 tmpBuilder.append("(");
 205                                                 tmpBuilder.append(prop);
 206                                                 tmpBuilder.append("=*");
 207                                                 tmpBuilder.append(filter);
 208                                                 tmpBuilder.append("*)");
 209                                         }
 210                                 if (tmpBuilder.length() > 1) {
 211                                         builder.append("(&(").append(LdapAttrs.objectClass.name()).append("=")
 212                                                         .append(LdapObjs.groupOfNames.name()).append(")");
 213                                         if (!showSystemRoles)
 214                                                 builder.append("(!(").append(LdapAttrs.DN).append("=*").append(NodeConstants.ROLES_BASEDN)
 215                                                                 .append("))");
 216                                         builder.append("(|");
 217                                         builder.append(tmpBuilder.toString());
 218                                         builder.append("))");
 219                                 } else {
 220                                         if (!showSystemRoles)
 221                                                 builder.append("(&(").append(LdapAttrs.objectClass.name()).append("=")
 222                                                                 .append(LdapObjs.groupOfNames.name()).append(")(!(").append(LdapAttrs.DN).append("=*")
 223                                                                 .append(NodeConstants.ROLES_BASEDN).append(")))");
 224                                         else
 225                                                 builder.append("(").append(LdapAttrs.objectClass.name()).append("=")
 226                                                                 .append(LdapObjs.groupOfNames.name()).append(")");
 227
 228                                 }
 229                                 roles = userAdminWrapper.getUserAdmin().getRoles(builder.toString());
 230                         } catch (InvalidSyntaxException e) {
 231                                 throw new CmsException("Unable to get roles with filter: " + filter, e);
 232                         }
 233                         List<User> users = new ArrayList<User>();
 234                         for (Role role : roles)
 235                                 if (!users.contains(role))
 236                                         users.add((User) role);
 237                                 else
 238                                         log.warn("Duplicated role: " + role);
 239
 240                         return users;
 241                 }
 242         }
 243
 244         public void refresh() {
 245                 groupTableViewerCmp.refresh();
 246         }
 247
 248         @PreDestroy
 249         public void dispose() {
 250                 userAdminWrapper.removeListener(listener);
 251         }
 252
 253         @Focus
 254         public void setFocus() {
 255                 groupTableViewerCmp.setFocus();
 256         }
 257
 258         /* DEPENDENCY INJECTION */
 259         public void setUserAdminWrapper(UserAdminWrapper userAdminWrapper) {
 260                 this.userAdminWrapper = userAdminWrapper;
 261         }
 262 }