org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/parts/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.security.ui.admin.internal.parts;
  17
  18 import java.util.ArrayList;
  19 import java.util.List;
  20
  21 import org.argeo.ArgeoException;
  22 import org.argeo.eclipse.ui.EclipseUiUtils;
  23 import org.argeo.jcr.ArgeoNames;
  24 import org.argeo.security.ui.admin.SecurityAdminPlugin;
  25 import org.argeo.security.ui.admin.internal.ColumnDefinition;
  26 import org.argeo.security.ui.admin.internal.UiAdminUtils;
  27 import org.argeo.security.ui.admin.internal.UserAdminConstants;
  28 import org.argeo.security.ui.admin.internal.UserAdminWrapper;
  29 import org.argeo.security.ui.admin.internal.UserTableViewer;
  30 import org.argeo.security.ui.admin.internal.providers.CommonNameLP;
  31 import org.argeo.security.ui.admin.internal.providers.DomainNameLP;
  32 import org.argeo.security.ui.admin.internal.providers.RoleIconLP;
  33 import org.argeo.security.ui.admin.internal.providers.UserDragListener;
  34 import org.argeo.security.ui.admin.internal.providers.UserNameLP;
  35 import org.argeo.security.ui.admin.internal.providers.UserTableDefaultDClickListener;
  36 import org.eclipse.jface.viewers.TableViewer;
  37 import org.eclipse.swt.SWT;
  38 import org.eclipse.swt.dnd.DND;
  39 import org.eclipse.swt.dnd.TextTransfer;
  40 import org.eclipse.swt.dnd.Transfer;
  41 import org.eclipse.swt.widgets.Composite;
  42 import org.eclipse.ui.part.ViewPart;
  43 import org.osgi.framework.InvalidSyntaxException;
  44 import org.osgi.service.useradmin.Role;
  45 import org.osgi.service.useradmin.User;
  46 import org.osgi.service.useradmin.UserAdmin;
  47 import org.osgi.service.useradmin.UserAdminEvent;
  48 import org.osgi.service.useradmin.UserAdminListener;
  49
  50 /** List all groups with filter */
  51 public class GroupsView extends ViewPart implements ArgeoNames {
  52         public final static String ID = SecurityAdminPlugin.PLUGIN_ID
  53                         + ".groupsView";
  54
  55         /* DEPENDENCY INJECTION */
  56         private UserAdminWrapper userAdminWrapper;
  57
  58         // UI Objects
  59         private UserTableViewer groupTableViewerCmp;
  60         private TableViewer userViewer;
  61         private List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
  62
  63         private UserAdminListener listener;
  64
  65         @Override
  66         public void createPartControl(Composite parent) {
  67                 parent.setLayout(EclipseUiUtils.noSpaceGridLayout());
  68                 // Define the displayed columns
  69                 columnDefs.add(new ColumnDefinition(new RoleIconLP(), "", 26));
  70                 columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Common Name",
  71                                 150));
  72                 columnDefs.add(new ColumnDefinition(new DomainNameLP(), "Domain", 120));
  73                 columnDefs.add(new ColumnDefinition(new UserNameLP(),
  74                                 "Distinguished Name", 300));
  75
  76                 // Create and configure the table
  77                 groupTableViewerCmp = new MyUserTableViewer(parent, SWT.MULTI
  78                                 | SWT.H_SCROLL | SWT.V_SCROLL, userAdminWrapper.getUserAdmin());
  79
  80                 groupTableViewerCmp.setColumnDefinitions(columnDefs);
  81                 groupTableViewerCmp.populate(true, false);
  82                 groupTableViewerCmp.setLayoutData(EclipseUiUtils.fillAll());
  83
  84                 // Links
  85                 userViewer = groupTableViewerCmp.getTableViewer();
  86                 userViewer.addDoubleClickListener(new UserTableDefaultDClickListener());
  87                 getViewSite().setSelectionProvider(userViewer);
  88
  89                 // Really?
  90                 groupTableViewerCmp.refresh();
  91
  92                 // Drag and drop
  93                 int operations = DND.DROP_COPY | DND.DROP_MOVE;
  94                 Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
  95                 userViewer.addDragSupport(operations, tt, new UserDragListener(
  96                                 userViewer));
  97
  98                 // Register a useradmin listener
  99                 listener = new UserAdminListener() {
 100                         @Override
 101                         public void roleChanged(UserAdminEvent event) {
 102                                 if (userViewer != null && !userViewer.getTable().isDisposed())
 103                                         refresh();
 104                         }
 105                 };
 106                 userAdminWrapper.addListener(listener);
 107         }
 108
 109         private class MyUserTableViewer extends UserTableViewer {
 110                 private static final long serialVersionUID = 8467999509931900367L;
 111
 112                 private final String[] knownProps = { UserAdminConstants.KEY_UID,
 113                                 UserAdminConstants.KEY_CN, UserAdminConstants.KEY_DN };
 114
 115                 public MyUserTableViewer(Composite parent, int style,
 116                                 UserAdmin userAdmin) {
 117                         super(parent, style, userAdmin);
 118                 }
 119
 120                 @Override
 121                 protected List<User> listFilteredElements(String filter) {
 122                         Role[] roles;
 123                         try {
 124                                 StringBuilder builder = new StringBuilder();
 125                                 StringBuilder tmpBuilder = new StringBuilder();
 126                                 if (UiAdminUtils.notNull(filter))
 127                                         for (String prop : knownProps) {
 128                                                 tmpBuilder.append("(");
 129                                                 tmpBuilder.append(prop);
 130                                                 tmpBuilder.append("=*");
 131                                                 tmpBuilder.append(filter);
 132                                                 tmpBuilder.append("*)");
 133                                         }
 134                                 if (tmpBuilder.length() > 1) {
 135                                         builder.append("(&(objectclass=groupOfNames)(|");
 136                                         builder.append(tmpBuilder.toString());
 137                                         builder.append("))");
 138                                 } else
 139                                         builder.append("(objectclass=groupOfNames)");
 140                                 roles = userAdminWrapper.getUserAdmin().getRoles(
 141                                                 builder.toString());
 142                         } catch (InvalidSyntaxException e) {
 143                                 throw new ArgeoException("Unable to get roles with filter: "
 144                                                 + filter, e);
 145                         }
 146                         List<User> users = new ArrayList<User>();
 147                         for (Role role : roles)
 148                                 // if (role.getType() == Role.GROUP)
 149                                 users.add((User) role);
 150                         return users;
 151                 }
 152         }
 153
 154         public void refresh() {
 155                 groupTableViewerCmp.refresh();
 156         }
 157
 158         // Override generic view methods
 159         @Override
 160         public void dispose() {
 161                 userAdminWrapper.removeListener(listener);
 162                 super.dispose();
 163         }
 164
 165         @Override
 166         public void setFocus() {
 167                 groupTableViewerCmp.setFocus();
 168         }
 169
 170         /* DEPENDENCY INJECTION */
 171         public void setUserAdminWrapper(UserAdminWrapper userAdminWrapper) {
 172                 this.userAdminWrapper = userAdminWrapper;
 173         }
 174 }