org.argeo.cms.e4/src/org/argeo/cms/e4/users/UserBatchUpdateWizard.java

   1 package org.argeo.cms.e4.users;
   2
   3 import java.util.ArrayList;
   4 import java.util.HashMap;
   5 import java.util.List;
   6 import java.util.Map;
   7
   8 import javax.transaction.SystemException;
   9 import javax.transaction.UserTransaction;
  10
  11 import org.apache.commons.logging.Log;
  12 import org.apache.commons.logging.LogFactory;
  13 import org.argeo.cms.CmsException;
  14 import org.argeo.cms.auth.CurrentUser;
  15 import org.argeo.cms.e4.users.providers.CommonNameLP;
  16 import org.argeo.cms.e4.users.providers.DomainNameLP;
  17 import org.argeo.cms.e4.users.providers.MailLP;
  18 import org.argeo.cms.e4.users.providers.UserNameLP;
  19 import org.argeo.cms.util.UserAdminUtils;
  20 import org.argeo.eclipse.ui.ColumnDefinition;
  21 import org.argeo.eclipse.ui.EclipseUiUtils;
  22 import org.argeo.eclipse.ui.parts.LdifUsersTable;
  23 import org.argeo.naming.LdapAttrs;
  24 import org.argeo.naming.LdapObjs;
  25 import org.argeo.node.NodeConstants;
  26 import org.eclipse.jface.dialogs.IPageChangeProvider;
  27 import org.eclipse.jface.dialogs.IPageChangedListener;
  28 import org.eclipse.jface.dialogs.MessageDialog;
  29 import org.eclipse.jface.dialogs.PageChangedEvent;
  30 import org.eclipse.jface.wizard.IWizardContainer;
  31 import org.eclipse.jface.wizard.Wizard;
  32 import org.eclipse.jface.wizard.WizardPage;
  33 import org.eclipse.swt.SWT;
  34 import org.eclipse.swt.events.ModifyEvent;
  35 import org.eclipse.swt.events.ModifyListener;
  36 import org.eclipse.swt.events.SelectionAdapter;
  37 import org.eclipse.swt.events.SelectionEvent;
  38 import org.eclipse.swt.layout.GridData;
  39 import org.eclipse.swt.layout.GridLayout;
  40 import org.eclipse.swt.widgets.Button;
  41 import org.eclipse.swt.widgets.Combo;
  42 import org.eclipse.swt.widgets.Composite;
  43 import org.eclipse.swt.widgets.Text;
  44 import org.osgi.framework.InvalidSyntaxException;
  45 import org.osgi.service.useradmin.Role;
  46 import org.osgi.service.useradmin.User;
  47 import org.osgi.service.useradmin.UserAdminEvent;
  48
  49 /** Wizard to update users */
  50 public class UserBatchUpdateWizard extends Wizard {
  51
  52         private final static Log log = LogFactory.getLog(UserBatchUpdateWizard.class);
  53         private UserAdminWrapper userAdminWrapper;
  54
  55         // pages
  56         private ChooseCommandWizardPage chooseCommandPage;
  57         private ChooseUsersWizardPage userListPage;
  58         private ValidateAndLaunchWizardPage validatePage;
  59
  60         // Various implemented commands keys
  61         private final static String CMD_UPDATE_PASSWORD = "resetPassword";
  62         private final static String CMD_UPDATE_EMAIL = "resetEmail";
  63         private final static String CMD_GROUP_MEMBERSHIP = "groupMembership";
  64
  65         private final Map<String, String> commands = new HashMap<String, String>() {
  66                 private static final long serialVersionUID = 1L;
  67                 {
  68                         put("Reset password(s)", CMD_UPDATE_PASSWORD);
  69                         put("Reset email(s)", CMD_UPDATE_EMAIL);
  70                         // TODO implement role / group management
  71                         // put("Add/Remove from group", CMD_GROUP_MEMBERSHIP);
  72                 }
  73         };
  74
  75         public UserBatchUpdateWizard(UserAdminWrapper userAdminWrapper) {
  76                 this.userAdminWrapper = userAdminWrapper;
  77         }
  78
  79         @Override
  80         public void addPages() {
  81                 chooseCommandPage = new ChooseCommandWizardPage();
  82                 addPage(chooseCommandPage);
  83                 userListPage = new ChooseUsersWizardPage();
  84                 addPage(userListPage);
  85                 validatePage = new ValidateAndLaunchWizardPage();
  86                 addPage(validatePage);
  87         }
  88
  89         @Override
  90         public boolean performFinish() {
  91                 if (!canFinish())
  92                         return false;
  93                 UserTransaction ut = userAdminWrapper.getUserTransaction();
  94                 try {
  95                         if (ut.getStatus() != javax.transaction.Status.STATUS_NO_TRANSACTION
  96                                         && !MessageDialog.openConfirm(getShell(), "Existing Transaction",
  97                                                         "A user transaction is already existing, " + "are you sure you want to proceed ?"))
  98                                 return false;
  99                 } catch (SystemException e) {
 100                         throw new CmsException("Cannot get user transaction state " + "before user batch update", e);
 101                 }
 102
 103                 // We cannot use jobs, user modifications are still meant to be done in
 104                 // the UIThread
 105                 // UpdateJob job = null;
 106                 // if (job != null)
 107                 // job.schedule();
 108
 109                 if (CMD_UPDATE_PASSWORD.equals(chooseCommandPage.getCommand())) {
 110                         char[] newValue = chooseCommandPage.getPwdValue();
 111                         if (newValue == null)
 112                                 throw new CmsException("Password cannot be null or an empty string");
 113                         ResetPassword job = new ResetPassword(userAdminWrapper, userListPage.getSelectedUsers(), newValue);
 114                         job.doUpdate();
 115                 } else if (CMD_UPDATE_EMAIL.equals(chooseCommandPage.getCommand())) {
 116                         String newValue = chooseCommandPage.getEmailValue();
 117                         if (newValue == null)
 118                                 throw new CmsException("Password cannot be null or an empty string");
 119                         ResetEmail job = new ResetEmail(userAdminWrapper, userListPage.getSelectedUsers(), newValue);
 120                         job.doUpdate();
 121                 }
 122                 return true;
 123         }
 124
 125         public boolean canFinish() {
 126                 if (this.getContainer().getCurrentPage() == validatePage)
 127                         return true;
 128                 return false;
 129         }
 130
 131         private class ResetPassword {
 132                 private char[] newPwd;
 133                 private UserAdminWrapper userAdminWrapper;
 134                 private List<User> usersToUpdate;
 135
 136                 public ResetPassword(UserAdminWrapper userAdminWrapper, List<User> usersToUpdate, char[] newPwd) {
 137                         this.newPwd = newPwd;
 138                         this.usersToUpdate = usersToUpdate;
 139                         this.userAdminWrapper = userAdminWrapper;
 140                 }
 141
 142                 @SuppressWarnings("unchecked")
 143                 protected void doUpdate() {
 144                         userAdminWrapper.beginTransactionIfNeeded();
 145                         try {
 146                                 for (User user : usersToUpdate) {
 147                                         // the char array is emptied after being used.
 148                                         user.getCredentials().put(null, newPwd.clone());
 149                                 }
 150                                 userAdminWrapper.commitOrNotifyTransactionStateChange();
 151                         } catch (Exception e) {
 152                                 throw new CmsException("Cannot perform batch update on users", e);
 153                         } finally {
 154                                 UserTransaction ut = userAdminWrapper.getUserTransaction();
 155                                 try {
 156                                         if (ut.getStatus() != javax.transaction.Status.STATUS_NO_TRANSACTION)
 157                                                 ut.rollback();
 158                                 } catch (IllegalStateException | SecurityException | SystemException e) {
 159                                         log.error("Unable to rollback session in 'finally', " + "the system might be in a dirty state");
 160                                         e.printStackTrace();
 161                                 }
 162                         }
 163                 }
 164         }
 165
 166         private class ResetEmail {
 167                 private String newEmail;
 168                 private UserAdminWrapper userAdminWrapper;
 169                 private List<User> usersToUpdate;
 170
 171                 public ResetEmail(UserAdminWrapper userAdminWrapper, List<User> usersToUpdate, String newEmail) {
 172                         this.newEmail = newEmail;
 173                         this.usersToUpdate = usersToUpdate;
 174                         this.userAdminWrapper = userAdminWrapper;
 175                 }
 176
 177                 @SuppressWarnings("unchecked")
 178                 protected void doUpdate() {
 179                         userAdminWrapper.beginTransactionIfNeeded();
 180                         try {
 181                                 for (User user : usersToUpdate) {
 182                                         // the char array is emptied after being used.
 183                                         user.getProperties().put(LdapAttrs.mail.name(), newEmail);
 184                                 }
 185
 186                                 userAdminWrapper.commitOrNotifyTransactionStateChange();
 187                                 if (!usersToUpdate.isEmpty())
 188                                         userAdminWrapper.notifyListeners(
 189                                                         new UserAdminEvent(null, UserAdminEvent.ROLE_CHANGED, usersToUpdate.get(0)));
 190                         } catch (Exception e) {
 191                                 throw new CmsException("Cannot perform batch update on users", e);
 192                         } finally {
 193                                 UserTransaction ut = userAdminWrapper.getUserTransaction();
 194                                 try {
 195                                         if (ut.getStatus() != javax.transaction.Status.STATUS_NO_TRANSACTION)
 196                                                 ut.rollback();
 197                                 } catch (IllegalStateException | SecurityException | SystemException e) {
 198                                         log.error("Unable to rollback session in finally block, the system might be in a dirty state");
 199                                         e.printStackTrace();
 200                                 }
 201                         }
 202                 }
 203         }
 204
 205         // @SuppressWarnings("unused")
 206         // private class AddToGroup extends UpdateJob {
 207         // private String groupID;
 208         // private Session session;
 209         //
 210         // public AddToGroup(Session session, List<Node> nodesToUpdate,
 211         // String groupID) {
 212         // super(session, nodesToUpdate);
 213         // this.session = session;
 214         // this.groupID = groupID;
 215         // }
 216         //
 217         // protected void doUpdate(Node node) {
 218         // log.info("Add/Remove to group actions are not yet implemented");
 219         // // TODO implement this
 220         // // try {
 221         // // throw new CmsException("Not yet implemented");
 222         // // } catch (RepositoryException re) {
 223         // // throw new CmsException(
 224         // // "Unable to update boolean value for node " + node, re);
 225         // // }
 226         // }
 227         // }
 228
 229         // /**
 230         // * Base privileged job that will be run asynchronously to perform the
 231         // batch
 232         // * update
 233         // */
 234         // private abstract class UpdateJob extends PrivilegedJob {
 235         //
 236         // private final UserAdminWrapper userAdminWrapper;
 237         // private final List<User> usersToUpdate;
 238         //
 239         // protected abstract void doUpdate(User user);
 240         //
 241         // public UpdateJob(UserAdminWrapper userAdminWrapper,
 242         // List<User> usersToUpdate) {
 243         // super("Perform update");
 244         // this.usersToUpdate = usersToUpdate;
 245         // this.userAdminWrapper = userAdminWrapper;
 246         // }
 247         //
 248         // @Override
 249         // protected IStatus doRun(IProgressMonitor progressMonitor) {
 250         // try {
 251         // JcrMonitor monitor = new EclipseJcrMonitor(progressMonitor);
 252         // int total = usersToUpdate.size();
 253         // monitor.beginTask("Performing change", total);
 254         // userAdminWrapper.beginTransactionIfNeeded();
 255         // for (User user : usersToUpdate) {
 256         // doUpdate(user);
 257         // monitor.worked(1);
 258         // }
 259         // userAdminWrapper.getUserTransaction().commit();
 260         // } catch (Exception e) {
 261         // throw new CmsException(
 262         // "Cannot perform batch update on users", e);
 263         // } finally {
 264         // UserTransaction ut = userAdminWrapper.getUserTransaction();
 265         // try {
 266         // if (ut.getStatus() != javax.transaction.Status.STATUS_NO_TRANSACTION)
 267         // ut.rollback();
 268         // } catch (IllegalStateException | SecurityException
 269         // | SystemException e) {
 270         // log.error("Unable to rollback session in 'finally', "
 271         // + "the system might be in a dirty state");
 272         // e.printStackTrace();
 273         // }
 274         // }
 275         // return Status.OK_STATUS;
 276         // }
 277         // }
 278
 279         // PAGES
 280         /**
 281          * Displays a combo box that enables user to choose which action to perform
 282          */
 283         private class ChooseCommandWizardPage extends WizardPage {
 284                 private static final long serialVersionUID = -8069434295293996633L;
 285                 private Combo chooseCommandCmb;
 286                 private Button trueChk;
 287                 private Text valueTxt;
 288                 private Text pwdTxt;
 289                 private Text pwd2Txt;
 290
 291                 public ChooseCommandWizardPage() {
 292                         super("Choose a command to run.");
 293                         setTitle("Choose a command to run.");
 294                 }
 295
 296                 @Override
 297                 public void createControl(Composite parent) {
 298                         GridLayout gl = new GridLayout();
 299                         Composite container = new Composite(parent, SWT.NO_FOCUS);
 300                         container.setLayout(gl);
 301
 302                         chooseCommandCmb = new Combo(container, SWT.READ_ONLY);
 303                         chooseCommandCmb.setLayoutData(EclipseUiUtils.fillWidth());
 304                         String[] values = commands.keySet().toArray(new String[0]);
 305                         chooseCommandCmb.setItems(values);
 306
 307                         final Composite bottomPart = new Composite(container, SWT.NO_FOCUS);
 308                         bottomPart.setLayoutData(EclipseUiUtils.fillAll());
 309                         bottomPart.setLayout(EclipseUiUtils.noSpaceGridLayout());
 310
 311                         chooseCommandCmb.addSelectionListener(new SelectionAdapter() {
 312                                 private static final long serialVersionUID = 1L;
 313
 314                                 @Override
 315                                 public void widgetSelected(SelectionEvent e) {
 316                                         if (getCommand().equals(CMD_UPDATE_PASSWORD))
 317                                                 populatePasswordCmp(bottomPart);
 318                                         else if (getCommand().equals(CMD_UPDATE_EMAIL))
 319                                                 populateEmailCmp(bottomPart);
 320                                         else if (getCommand().equals(CMD_GROUP_MEMBERSHIP))
 321                                                 populateGroupCmp(bottomPart);
 322                                         else
 323                                                 populateBooleanFlagCmp(bottomPart);
 324                                         checkPageComplete();
 325                                         bottomPart.layout(true, true);
 326                                 }
 327                         });
 328                         setControl(container);
 329                 }
 330
 331                 private void populateBooleanFlagCmp(Composite parent) {
 332                         EclipseUiUtils.clear(parent);
 333                         trueChk = new Button(parent, SWT.CHECK);
 334                         trueChk.setText("Do it. (It will to the contrary if unchecked)");
 335                         trueChk.setSelection(true);
 336                         trueChk.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false));
 337                 }
 338
 339                 private void populatePasswordCmp(Composite parent) {
 340                         EclipseUiUtils.clear(parent);
 341                         Composite body = new Composite(parent, SWT.NO_FOCUS);
 342
 343                         ModifyListener ml = new ModifyListener() {
 344                                 private static final long serialVersionUID = -1558726363536729634L;
 345
 346                                 @Override
 347                                 public void modifyText(ModifyEvent event) {
 348                                         checkPageComplete();
 349                                 }
 350                         };
 351
 352                         body.setLayout(new GridLayout(2, false));
 353                         body.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 354                         pwdTxt = EclipseUiUtils.createGridLP(body, "New password", ml);
 355                         pwd2Txt = EclipseUiUtils.createGridLP(body, "Repeat password", ml);
 356                 }
 357
 358                 private void populateEmailCmp(Composite parent) {
 359                         EclipseUiUtils.clear(parent);
 360                         Composite body = new Composite(parent, SWT.NO_FOCUS);
 361
 362                         ModifyListener ml = new ModifyListener() {
 363                                 private static final long serialVersionUID = 2147704227294268317L;
 364
 365                                 @Override
 366                                 public void modifyText(ModifyEvent event) {
 367                                         checkPageComplete();
 368                                 }
 369                         };
 370
 371                         body.setLayout(new GridLayout(2, false));
 372                         body.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 373                         valueTxt = EclipseUiUtils.createGridLT(body, "New e-mail", ml);
 374                 }
 375
 376                 private void checkPageComplete() {
 377                         String errorMsg = null;
 378                         if (chooseCommandCmb.getSelectionIndex() < 0)
 379                                 errorMsg = "Please select an action";
 380                         else if (CMD_UPDATE_EMAIL.equals(getCommand())) {
 381                                 if (!valueTxt.getText().matches(UiAdminUtils.EMAIL_PATTERN))
 382                                         errorMsg = "Not a valid e-mail address";
 383                         } else if (CMD_UPDATE_PASSWORD.equals(getCommand())) {
 384                                 if (EclipseUiUtils.isEmpty(pwdTxt.getText()) || pwdTxt.getText().length() < 4)
 385                                         errorMsg = "Please enter a password that is at least 4 character long";
 386                                 else if (!pwdTxt.getText().equals(pwd2Txt.getText()))
 387                                         errorMsg = "Passwords are different";
 388                         }
 389                         if (EclipseUiUtils.notEmpty(errorMsg)) {
 390                                 setMessage(errorMsg, WizardPage.ERROR);
 391                                 setPageComplete(false);
 392                         } else {
 393                                 setMessage("Page complete, you can proceed to user choice", WizardPage.INFORMATION);
 394                                 setPageComplete(true);
 395                         }
 396
 397                         getContainer().updateButtons();
 398                 }
 399
 400                 private void populateGroupCmp(Composite parent) {
 401                         EclipseUiUtils.clear(parent);
 402                         trueChk = new Button(parent, SWT.CHECK);
 403                         trueChk.setText("Add to group. (It will remove user(s) from the " + "corresponding group if unchecked)");
 404                         trueChk.setSelection(true);
 405                         trueChk.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false));
 406                 }
 407
 408                 protected String getCommand() {
 409                         return commands.get(chooseCommandCmb.getItem(chooseCommandCmb.getSelectionIndex()));
 410                 }
 411
 412                 protected String getCommandLbl() {
 413                         return chooseCommandCmb.getItem(chooseCommandCmb.getSelectionIndex());
 414                 }
 415
 416                 @SuppressWarnings("unused")
 417                 protected boolean getBoleanValue() {
 418                         // FIXME this is not consistent and will lead to errors.
 419                         if ("argeo:enabled".equals(getCommand()))
 420                                 return trueChk.getSelection();
 421                         else
 422                                 return !trueChk.getSelection();
 423                 }
 424
 425                 @SuppressWarnings("unused")
 426                 protected String getStringValue() {
 427                         String value = null;
 428                         if (valueTxt != null) {
 429                                 value = valueTxt.getText();
 430                                 if ("".equals(value.trim()))
 431                                         value = null;
 432                         }
 433                         return value;
 434                 }
 435
 436                 protected char[] getPwdValue() {
 437                         // We do not directly reset the password text fields: There is no
 438                         // need to over secure this process: setting a pwd to multi users
 439                         // at the same time is anyhow a bad practice and should be used only
 440                         // in test environment or for temporary access
 441                         if (pwdTxt == null || pwdTxt.isDisposed())
 442                                 return null;
 443                         else
 444                                 return pwdTxt.getText().toCharArray();
 445                 }
 446
 447                 protected String getEmailValue() {
 448                         // We do not directly reset the password text fields: There is no
 449                         // need to over secure this process: setting a pwd to multi users
 450                         // at the same time is anyhow a bad practice and should be used only
 451                         // in test environment or for temporary access
 452                         if (valueTxt == null || valueTxt.isDisposed())
 453                                 return null;
 454                         else
 455                                 return valueTxt.getText();
 456                 }
 457         }
 458
 459         /**
 460          * Displays a list of users with a check box to be able to choose some of
 461          * them
 462          */
 463         private class ChooseUsersWizardPage extends WizardPage implements IPageChangedListener {
 464                 private static final long serialVersionUID = 7651807402211214274L;
 465                 private ChooseUserTableViewer userTableCmp;
 466
 467                 public ChooseUsersWizardPage() {
 468                         super("Choose Users");
 469                         setTitle("Select users who will be impacted");
 470                 }
 471
 472                 @Override
 473                 public void createControl(Composite parent) {
 474                         Composite pageCmp = new Composite(parent, SWT.NONE);
 475                         pageCmp.setLayout(EclipseUiUtils.noSpaceGridLayout());
 476
 477                         // Define the displayed columns
 478                         List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
 479                         columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Common Name", 150));
 480                         columnDefs.add(new ColumnDefinition(new MailLP(), "E-mail", 150));
 481                         columnDefs.add(new ColumnDefinition(new DomainNameLP(), "Domain", 200));
 482
 483                         // Only show technical DN to admin
 484                         if (CurrentUser.isInRole(NodeConstants.ROLE_ADMIN))
 485                                 columnDefs.add(new ColumnDefinition(new UserNameLP(), "Distinguished Name", 300));
 486
 487                         userTableCmp = new ChooseUserTableViewer(pageCmp, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
 488                         userTableCmp.setLayoutData(EclipseUiUtils.fillAll());
 489                         userTableCmp.setColumnDefinitions(columnDefs);
 490                         userTableCmp.populate(true, true);
 491                         userTableCmp.refresh();
 492
 493                         setControl(pageCmp);
 494
 495                         // Add listener to update message when shown
 496                         final IWizardContainer wContainer = this.getContainer();
 497                         if (wContainer instanceof IPageChangeProvider) {
 498                                 ((IPageChangeProvider) wContainer).addPageChangedListener(this);
 499                         }
 500
 501                 }
 502
 503                 @Override
 504                 public void pageChanged(PageChangedEvent event) {
 505                         if (event.getSelectedPage() == this) {
 506                                 String msg = "Chosen batch action: " + chooseCommandPage.getCommandLbl();
 507                                 ((WizardPage) event.getSelectedPage()).setMessage(msg);
 508                         }
 509                 }
 510
 511                 protected List<User> getSelectedUsers() {
 512                         return userTableCmp.getSelectedUsers();
 513                 }
 514
 515                 private class ChooseUserTableViewer extends LdifUsersTable {
 516                         private static final long serialVersionUID = 5080437561015853124L;
 517                         private final String[] knownProps = { LdapAttrs.uid.name(), LdapAttrs.DN, LdapAttrs.cn.name(),
 518                                         LdapAttrs.givenName.name(), LdapAttrs.sn.name(), LdapAttrs.mail.name() };
 519
 520                         public ChooseUserTableViewer(Composite parent, int style) {
 521                                 super(parent, style);
 522                         }
 523
 524                         @Override
 525                         protected List<User> listFilteredElements(String filter) {
 526                                 Role[] roles;
 527
 528                                 try {
 529                                         StringBuilder builder = new StringBuilder();
 530
 531                                         StringBuilder tmpBuilder = new StringBuilder();
 532                                         if (EclipseUiUtils.notEmpty(filter))
 533                                                 for (String prop : knownProps) {
 534                                                         tmpBuilder.append("(");
 535                                                         tmpBuilder.append(prop);
 536                                                         tmpBuilder.append("=*");
 537                                                         tmpBuilder.append(filter);
 538                                                         tmpBuilder.append("*)");
 539                                                 }
 540                                         if (tmpBuilder.length() > 1) {
 541                                                 builder.append("(&(").append(LdapAttrs.objectClass.name()).append("=")
 542                                                                 .append(LdapObjs.inetOrgPerson.name()).append(")(|");
 543                                                 builder.append(tmpBuilder.toString());
 544                                                 builder.append("))");
 545                                         } else
 546                                                 builder.append("(").append(LdapAttrs.objectClass.name()).append("=")
 547                                                                 .append(LdapObjs.inetOrgPerson.name()).append(")");
 548                                         roles = userAdminWrapper.getUserAdmin().getRoles(builder.toString());
 549                                 } catch (InvalidSyntaxException e) {
 550                                         throw new CmsException("Unable to get roles with filter: " + filter, e);
 551                                 }
 552                                 List<User> users = new ArrayList<User>();
 553                                 for (Role role : roles)
 554                                         // Prevent current logged in user to perform batch on
 555                                         // himself
 556                                         if (!UserAdminUtils.isCurrentUser((User) role))
 557                                                 users.add((User) role);
 558                                 return users;
 559                         }
 560                 }
 561         }
 562
 563         /** Summary of input data before launching the process */
 564         private class ValidateAndLaunchWizardPage extends WizardPage implements IPageChangedListener {
 565                 private static final long serialVersionUID = 7098918351451743853L;
 566                 private ChosenUsersTableViewer userTableCmp;
 567
 568                 public ValidateAndLaunchWizardPage() {
 569                         super("Validate and launch");
 570                         setTitle("Validate and launch");
 571                 }
 572
 573                 @Override
 574                 public void createControl(Composite parent) {
 575                         Composite pageCmp = new Composite(parent, SWT.NO_FOCUS);
 576                         pageCmp.setLayout(EclipseUiUtils.noSpaceGridLayout());
 577
 578                         List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
 579                         columnDefs.add(new ColumnDefinition(new CommonNameLP(), "Common Name", 150));
 580                         columnDefs.add(new ColumnDefinition(new MailLP(), "E-mail", 150));
 581                         columnDefs.add(new ColumnDefinition(new DomainNameLP(), "Domain", 200));
 582                         // Only show technical DN to admin
 583                         if (CurrentUser.isInRole(NodeConstants.ROLE_ADMIN))
 584                                 columnDefs.add(new ColumnDefinition(new UserNameLP(), "Distinguished Name", 300));
 585                         userTableCmp = new ChosenUsersTableViewer(pageCmp, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
 586                         userTableCmp.setLayoutData(EclipseUiUtils.fillAll());
 587                         userTableCmp.setColumnDefinitions(columnDefs);
 588                         userTableCmp.populate(false, false);
 589                         userTableCmp.refresh();
 590                         setControl(pageCmp);
 591                         // Add listener to update message when shown
 592                         final IWizardContainer wContainer = this.getContainer();
 593                         if (wContainer instanceof IPageChangeProvider) {
 594                                 ((IPageChangeProvider) wContainer).addPageChangedListener(this);
 595                         }
 596                 }
 597
 598                 @Override
 599                 public void pageChanged(PageChangedEvent event) {
 600                         if (event.getSelectedPage() == this) {
 601                                 @SuppressWarnings({ "unchecked", "rawtypes" })
 602                                 Object[] values = ((ArrayList) userListPage.getSelectedUsers())
 603                                                 .toArray(new Object[userListPage.getSelectedUsers().size()]);
 604                                 userTableCmp.getTableViewer().setInput(values);
 605                                 String msg = "Following batch action: [" + chooseCommandPage.getCommandLbl()
 606                                                 + "] will be perfomed on the users listed below.\n";
 607                                 // + "Are you sure you want to proceed?";
 608                                 setMessage(msg);
 609                         }
 610                 }
 611
 612                 private class ChosenUsersTableViewer extends LdifUsersTable {
 613                         private static final long serialVersionUID = 7814764735794270541L;
 614
 615                         public ChosenUsersTableViewer(Composite parent, int style) {
 616                                 super(parent, style);
 617                         }
 618
 619                         @Override
 620                         protected List<User> listFilteredElements(String filter) {
 621                                 return userListPage.getSelectedUsers();
 622                         }
 623                 }
 624         }
 625 }