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// $Id$
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.dialogs;
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import org.apache.log4j.Logger;
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import org.eclipse.jface.dialogs.Dialog;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.custom.CLabel;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Control;
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import org.eclipse.swt.widgets.Shell;
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import org.eclipse.swt.widgets.Text;
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import org.springframework.security.authentication.BadCredentialsException;
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import org.springframework.security.authentication.LockedException;
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import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.store.StoreUtil;
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/**
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* TODO wrap in a LoginModule
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* see: http://java.sun.com/j2se/1.5.0/docs/api/javax/security/auth/spi/LoginModule.html
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*
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* @author n.hoffmann
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* @created 16.06.2009
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* @version 1.0
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*/
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public class LoginDialog extends Dialog {
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private static final Logger logger = Logger.getLogger(LoginDialog.class);
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private static Text text_password;
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private static Text text_username;
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private String title;
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/**
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* <p>Constructor for LoginDialog.</p>
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*
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* @param parentShell a {@link org.eclipse.swt.widgets.Shell} object.
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*/
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public LoginDialog(Shell parentShell) {
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super(parentShell);
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title = "Login";
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
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*/
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/** {@inheritDoc} */
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@Override
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protected Control createDialogArea(Composite parent) {
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Composite composite = (Composite) super.createDialogArea(parent);
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//add controls to composite as necessary
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// Label for the heading
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final CLabel titleLabel = new CLabel(composite, SWT.NONE);
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titleLabel.setText("User Login");
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// Label for the username
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final CLabel userNameLabel = new CLabel(composite, SWT.NONE);
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userNameLabel.setText("Username");
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// Textfield for the username
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text_username = new Text(composite, SWT.BORDER);
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text_username.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
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// Label for the password
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final CLabel passwordLabel = new CLabel(composite, SWT.NONE);
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passwordLabel.setText("Password");
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// Textfield for the password
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text_password = new Text(composite, SWT.PASSWORD | SWT.BORDER);
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text_password.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
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return composite;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
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*/
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/** {@inheritDoc} */
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protected void configureShell(Shell shell) {
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super.configureShell(shell);
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if (title != null) {
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shell.setText(title);
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}
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.dialogs.Dialog#okPressed()
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*/
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/** {@inheritDoc} */
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@Override
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protected void okPressed() {
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String username = text_username.getText().trim();
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String password = text_password.getText().trim();
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UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(username, password);
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try{
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CdmStore.getLoginManager().authenticate(token);
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}catch(BadCredentialsException e){
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logger.error("Bad credentials", e);
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StoreUtil.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Bad Credentials.");
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}catch(LockedException e){
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logger.error("Account is locked", e);
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StoreUtil.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Account is locked.");
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}catch(IllegalArgumentException e){
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logger.error("Null argument for either user or password", e);
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StoreUtil.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Username and/or Password empty.");
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}
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super.okPressed();
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}
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}
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