eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/dialog/LoginDialog.java

   1 /**
   2  * Copyright (C) 2007 EDIT
   3  * European Distributed Institute of Taxonomy
   4  * http://www.e-taxonomy.eu
   5  *
   6  * The contents of this file are subject to the Mozilla Public License Version 1.1
   7  * See LICENSE.TXT at the top of this package for the full license terms.
   8  */
   9
  10 package eu.etaxonomy.taxeditor.ui.dialog;
  11
  12 import org.eclipse.jface.dialogs.Dialog;
  13 import org.eclipse.jface.dialogs.MessageDialog;
  14 import org.eclipse.swt.SWT;
  15 import org.eclipse.swt.custom.CLabel;
  16 import org.eclipse.swt.layout.GridData;
  17 import org.eclipse.swt.widgets.Composite;
  18 import org.eclipse.swt.widgets.Control;
  19 import org.eclipse.swt.widgets.Shell;
  20 import org.eclipse.swt.widgets.Text;
  21
  22 import eu.etaxonomy.taxeditor.l10n.Messages;
  23 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  24 import eu.etaxonomy.taxeditor.store.CdmStore;
  25
  26 /**
  27  * TODO wrap in a LoginModule
  28  * see: http://java.sun.com/j2se/1.5.0/docs/api/javax/security/auth/spi/LoginModule.html
  29  *
  30  * @author n.hoffmann
  31  * @created 16.06.2009
  32  * @version 1.0
  33  */
  34 public class LoginDialog extends Dialog {
  35
  36         private static Text text_password;
  37         private static Text text_username;
  38
  39         private final String title;
  40
  41         public LoginDialog(Shell parentShell) {
  42                 super(parentShell);
  43                 title = Messages.LoginDialog_LOGIN;
  44         }
  45
  46
  47         /** {@inheritDoc} */
  48         @Override
  49         protected Control createDialogArea(Composite parent) {
  50                 Composite composite = (Composite) super.createDialogArea(parent);
  51                 //add controls to composite as necessary
  52
  53
  54                 // Label for the heading
  55                 final CLabel titleLabel = new CLabel(composite, SWT.NONE);
  56                 titleLabel.setText(Messages.LoginDialog_USER_LOGIN);
  57
  58                 // Label for the username
  59                 final CLabel userNameLabel = new CLabel(composite, SWT.NONE);
  60                 userNameLabel.setText(Messages.LoginDialog_USER_NAME);
  61
  62                 // Textfield for the username
  63                 text_username = new Text(composite, SWT.BORDER);
  64                 text_username.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  65
  66                 // Label for the password
  67                 final CLabel passwordLabel = new CLabel(composite, SWT.NONE);
  68                 passwordLabel.setText(Messages.LoginDialog_PASSWORD);
  69
  70                 // Textfield for the password
  71                 text_password = new Text(composite, SWT.PASSWORD | SWT.BORDER);
  72                 text_password.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  73
  74
  75                 return composite;
  76         }
  77
  78     /** {@inheritDoc} */
  79     @Override
  80     protected void configureShell(Shell shell) {
  81         super.configureShell(shell);
  82         if (title != null) {
  83                         shell.setText(title);
  84                 }
  85     }
  86
  87         /** {@inheritDoc} */
  88         @Override
  89         protected void okPressed() {
  90                 String username = text_username.getText();
  91                 String password = text_password.getText();
  92
  93                 boolean result = CdmStore.getLoginManager().authenticate(username, password);
  94
  95                 if(result){
  96                         super.okPressed();
  97                 }
  98
  99         }
 100
 101         @Override
 102         protected void cancelPressed() {
 103                 if(CdmStore.getLoginManager().getAuthenticatedUser() != null){
 104                         super.cancelPressed();
 105                 }else{
 106                         // if there is no active user and the current user chooses to cancel, we close the connection
 107                         boolean result = MessageDialog.openConfirm(getShell(), Messages.LoginDialog_REALLY_CANCEL, Messages.LoginDialog_CANCEL_MESSAGE);
 108
 109                         if(result){
 110                                 CdmStore.close(AbstractUtility.getMonitor());
 111                                 super.cancelPressed();
 112                         }
 113                 }
 114         }
 115 }