org.argeo.cms.ui.workbench/src/org/argeo/cms/ui/workbench/internal/useradmin/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.cms.ui.workbench.internal.useradmin.parts;
  17
  18 import java.util.ArrayList;
  19 import java.util.List;
  20
  21 import org.apache.commons.logging.Log;
  22 import org.apache.commons.logging.LogFactory;
  23 import org.argeo.cms.ArgeoNames;
  24 import org.argeo.cms.CmsException;
  25 import org.argeo.cms.auth.CurrentUser;
  26 import org.argeo.cms.ui.workbench.WorkbenchUiPlugin;
  27 import org.argeo.cms.ui.workbench.internal.useradmin.UiUserAdminListener;
  28 import org.argeo.cms.ui.workbench.internal.useradmin.UserAdminWrapper;
  29 import org.argeo.cms.ui.workbench.internal.useradmin.providers.CommonNameLP;
  30 import org.argeo.cms.ui.workbench.internal.useradmin.providers.DomainNameLP;
  31 import org.argeo.cms.ui.workbench.internal.useradmin.providers.RoleIconLP;
  32 import org.argeo.cms.ui.workbench.internal.useradmin.providers.UserDragListener;
  33 import org.argeo.cms.ui.workbench.internal.useradmin.providers.UserTableDefaultDClickListener;
  34 import org.argeo.eclipse.ui.ColumnDefinition;
  35 import org.argeo.eclipse.ui.EclipseUiUtils;
  36 import org.argeo.eclipse.ui.parts.LdifUsersTable;
  37 import org.argeo.naming.LdapAttrs;
  38 import org.argeo.naming.LdapObjs;
  39 import org.argeo.node.NodeConstants;
  40 import org.eclipse.jface.viewers.TableViewer;
  41 import org.eclipse.swt.SWT;
  42 import org.eclipse.swt.dnd.DND;
  43 import org.eclipse.swt.dnd.TextTransfer;
  44 import org.eclipse.swt.dnd.Transfer;
  45 import org.eclipse.swt.events.SelectionAdapter;
  46 import org.eclipse.swt.events.SelectionEvent;
  47 import org.eclipse.swt.layout.GridData;
  48 import org.eclipse.swt.layout.GridLayout;
  49 import org.eclipse.swt.widgets.Button;
  50 import org.eclipse.swt.widgets.Composite;
  51 import org.eclipse.swt.widgets.Display;
  52 import org.eclipse.ui.part.ViewPart;
  53 import org.osgi.framework.InvalidSyntaxException;
  54 import org.osgi.service.useradmin.Role;
  55 import org.osgi.service.useradmin.User;
  56 import org.osgi.service.useradmin.UserAdminEvent;
  57 import org.osgi.service.useradmin.UserAdminListener;
  58
  59 /** List all groups with filter */
  60 public class GroupsView extends ViewPart implements ArgeoNames {
  61         private final static Log log = LogFactory.getLog(GroupsView.class);
  62         public final static String ID = WorkbenchUiPlugin.PLUGIN_ID + ".groupsView";
  63
  64         /* DEPENDENCY INJECTION */
  65         private UserAdminWrapper userAdminWrapper;
  66
  67         // UI Objects
  68         private LdifUsersTable groupTableViewerCmp;
  69         private TableViewer userViewer;
  70         private List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
  71
  72         private UserAdminListener listener;
  73
  74         @Override
  75         public void createPartControl(Composite parent) {
  76                 parent.setLayout(EclipseUiUtils.noSpaceGridLayout());
  77
  78 //              boolean isAdmin = CurrentUser.isInRole(NodeConstants.ROLE_ADMIN);
  79
  80                 // Define the displayed columns
  81                 columnDefs.add(new ColumnDefinition(new RoleIconLP(), "", 19));
  82                 columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Name", 150));
  83                 columnDefs.add(new ColumnDefinition(new DomainNameLP(), "Domain", 100));
  84                 // Only show technical DN to admin
  85                 // if (isAdmin)
  86                 // columnDefs.add(new ColumnDefinition(new UserNameLP(),
  87                 // "Distinguished Name", 300));
  88
  89                 // Create and configure the table
  90                 groupTableViewerCmp = new MyUserTableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
  91
  92                 groupTableViewerCmp.setColumnDefinitions(columnDefs);
  93 //              if (isAdmin)
  94 //                      groupTableViewerCmp.populateWithStaticFilters(false, false);
  95 //              else
  96                         groupTableViewerCmp.populate(true, false);
  97
  98                 groupTableViewerCmp.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  99
 100                 // Links
 101                 userViewer = groupTableViewerCmp.getTableViewer();
 102                 userViewer.addDoubleClickListener(new UserTableDefaultDClickListener());
 103                 getViewSite().setSelectionProvider(userViewer);
 104
 105                 // Really?
 106                 groupTableViewerCmp.refresh();
 107
 108                 // Drag and drop
 109                 int operations = DND.DROP_COPY | DND.DROP_MOVE;
 110                 Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
 111                 userViewer.addDragSupport(operations, tt, new UserDragListener(userViewer));
 112
 113                 // // Register a useradmin listener
 114                 // listener = new UserAdminListener() {
 115                 // @Override
 116                 // public void roleChanged(UserAdminEvent event) {
 117                 // if (userViewer != null && !userViewer.getTable().isDisposed())
 118                 // refresh();
 119                 // }
 120                 // };
 121                 // userAdminWrapper.addListener(listener);
 122                 // }
 123
 124                 // Register a useradmin listener
 125                 listener = new MyUiUAListener(parent.getDisplay());
 126                 userAdminWrapper.addListener(listener);
 127         }
 128
 129         private class MyUiUAListener extends UiUserAdminListener {
 130                 public MyUiUAListener(Display display) {
 131                         super(display);
 132                 }
 133
 134                 @Override
 135                 public void roleChangedToUiThread(UserAdminEvent event) {
 136                         if (userViewer != null && !userViewer.getTable().isDisposed())
 137                                 refresh();
 138                 }
 139         }
 140
 141         private class MyUserTableViewer extends LdifUsersTable {
 142                 private static final long serialVersionUID = 8467999509931900367L;
 143
 144                 private boolean showSystemRoles = true;
 145
 146                 private final String[] knownProps = { LdapAttrs.uid.name(), LdapAttrs.cn.name(), LdapAttrs.DN };
 147
 148                 public MyUserTableViewer(Composite parent, int style) {
 149                         super(parent, style);
 150                         showSystemRoles = CurrentUser.isInRole(NodeConstants.ROLE_ADMIN);
 151                 }
 152
 153                 protected void populateStaticFilters(Composite staticFilterCmp) {
 154                         staticFilterCmp.setLayout(new GridLayout());
 155                         final Button showSystemRoleBtn = new Button(staticFilterCmp, SWT.CHECK);
 156                         showSystemRoleBtn.setText("Show system roles");
 157                         showSystemRoles = CurrentUser.isInRole(NodeConstants.ROLE_ADMIN);
 158                         showSystemRoleBtn.setSelection(showSystemRoles);
 159
 160                         showSystemRoleBtn.addSelectionListener(new SelectionAdapter() {
 161                                 private static final long serialVersionUID = -7033424592697691676L;
 162
 163                                 @Override
 164                                 public void widgetSelected(SelectionEvent e) {
 165                                         showSystemRoles = showSystemRoleBtn.getSelection();
 166                                         refresh();
 167                                 }
 168
 169                         });
 170                 }
 171
 172                 @Override
 173                 protected List<User> listFilteredElements(String filter) {
 174                         Role[] roles;
 175                         try {
 176                                 StringBuilder builder = new StringBuilder();
 177                                 StringBuilder tmpBuilder = new StringBuilder();
 178                                 if (EclipseUiUtils.notEmpty(filter))
 179                                         for (String prop : knownProps) {
 180                                                 tmpBuilder.append("(");
 181                                                 tmpBuilder.append(prop);
 182                                                 tmpBuilder.append("=*");
 183                                                 tmpBuilder.append(filter);
 184                                                 tmpBuilder.append("*)");
 185                                         }
 186                                 if (tmpBuilder.length() > 1) {
 187                                         builder.append("(&(").append(LdapAttrs.objectClass.name()).append("=")
 188                                                         .append(LdapObjs.groupOfNames.name()).append(")");
 189                                         if (!showSystemRoles)
 190                                                 builder.append("(!(").append(LdapAttrs.DN).append("=*").append(NodeConstants.ROLES_BASEDN)
 191                                                                 .append("))");
 192                                         builder.append("(|");
 193                                         builder.append(tmpBuilder.toString());
 194                                         builder.append("))");
 195                                 } else {
 196                                         if (!showSystemRoles)
 197                                                 builder.append("(&(").append(LdapAttrs.objectClass.name()).append("=")
 198                                                                 .append(LdapObjs.groupOfNames.name()).append(")(!(").append(LdapAttrs.DN).append("=*")
 199                                                                 .append(NodeConstants.ROLES_BASEDN).append(")))");
 200                                         else
 201                                                 builder.append("(").append(LdapAttrs.objectClass.name()).append("=")
 202                                                                 .append(LdapObjs.groupOfNames.name()).append(")");
 203
 204                                 }
 205                                 roles = userAdminWrapper.getUserAdmin().getRoles(builder.toString());
 206                         } catch (InvalidSyntaxException e) {
 207                                 throw new CmsException("Unable to get roles with filter: " + filter, e);
 208                         }
 209                         List<User> users = new ArrayList<User>();
 210                         for (Role role : roles)
 211                                 if (!users.contains(role))
 212                                         users.add((User) role);
 213                                 else
 214                                         log.warn("Duplicated role: " + role);
 215
 216                         return users;
 217                 }
 218         }
 219
 220         public void refresh() {
 221                 groupTableViewerCmp.refresh();
 222         }
 223
 224         // Override generic view methods
 225         @Override
 226         public void dispose() {
 227                 userAdminWrapper.removeListener(listener);
 228                 super.dispose();
 229         }
 230
 231         @Override
 232         public void setFocus() {
 233                 groupTableViewerCmp.setFocus();
 234         }
 235
 236         /* DEPENDENCY INJECTION */
 237         public void setUserAdminWrapper(UserAdminWrapper userAdminWrapper) {
 238                 this.userAdminWrapper = userAdminWrapper;
 239         }
 240 }