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/**
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* Copyright (C) 2018 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.cdm.vaadin.view;
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import org.springframework.security.authentication.BadCredentialsException;
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import com.vaadin.annotations.AutoGenerated;
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import com.vaadin.data.validator.StringLengthValidator;
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import com.vaadin.event.ShortcutAction.KeyCode;
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import com.vaadin.navigator.View;
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import com.vaadin.navigator.ViewChangeListener.ViewChangeEvent;
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import com.vaadin.server.Page;
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import com.vaadin.server.VaadinServlet;
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import com.vaadin.spring.annotation.SpringView;
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import com.vaadin.ui.Alignment;
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import com.vaadin.ui.Button;
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import com.vaadin.ui.Button.ClickEvent;
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import com.vaadin.ui.Button.ClickListener;
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import com.vaadin.ui.CustomComponent;
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import com.vaadin.ui.Notification;
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import com.vaadin.ui.Panel;
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import com.vaadin.ui.PasswordField;
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import com.vaadin.ui.TextField;
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import com.vaadin.ui.UI;
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import com.vaadin.ui.VerticalLayout;
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import eu.etaxonomy.cdm.common.URI;
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import eu.etaxonomy.cdm.vaadin.component.TextFieldNFix;
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import eu.etaxonomy.cdm.vaadin.ui.AbstractAuthenticatedUI;
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@SpringView
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public class AuthenticationView
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extends CustomComponent
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implements IAuthenticationComponent, ClickListener , View {
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/*- VaadinEditorProperties={"grid":"RegularGrid,20","showGrid":true,"snapToGrid":true,"snapToObject":true,"movingGuides":false,"snappingDistance":10} */
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private static final long serialVersionUID = -4417412061924225281L;
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@AutoGenerated
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private VerticalLayout mainLayout;
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@AutoGenerated
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private Panel loginPanel;
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@AutoGenerated
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private VerticalLayout loginPanelLayout;
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@AutoGenerated
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private Button loginBtn;
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@AutoGenerated
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private PasswordField passwordField;
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@AutoGenerated
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private TextField userNameTF;
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private AuthenticationComponentListener authListener;
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/**
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* The constructor should first build the main layout, set the
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* composition root and then do any custom initialization.
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*
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* The constructor will not be automatically regenerated by the
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* visual editor.
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*/
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public AuthenticationView() {
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buildMainLayout();
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setStyleName("login");
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setCompositionRoot(mainLayout);
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userNameTF.addValidator(new StringLengthValidator("It must be 3-25 characters", 3, 25, false));
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userNameTF.setNullRepresentation("");
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userNameTF.focus();
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authListener = new AuthenticationPresenter();
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loginBtn.addClickListener(this);
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loginBtn.setClickShortcut(KeyCode.ENTER, null);
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}
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@Override
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public void addListener(AuthenticationComponentListener listener) {
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this.authListener = listener;
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}
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@Override
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public void buttonClick(ClickEvent event) {
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boolean isAuthenticated = false;
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try {
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isAuthenticated = authListener.login(new URI(Page.getCurrent().getLocation()),
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VaadinServlet.getCurrent().getServletContext().getContextPath(),
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userNameTF.getValue(),
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passwordField.getValue());
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if(isAuthenticated) {
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// we are sure that since we are in the authentication view that the
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// current ui should be of type AbstractAuthenticatedUI
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AbstractAuthenticatedUI aaui = (AbstractAuthenticatedUI) UI.getCurrent();
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UI.getCurrent().getNavigator().navigateTo(aaui.getFirstViewName());
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}
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} catch(BadCredentialsException e){
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Notification.show("Bad credentials", Notification.Type.ERROR_MESSAGE);
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}
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}
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@Override
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public void enter(ViewChangeEvent event) {
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// TODO Auto-generated method stub
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}
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@AutoGenerated
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private VerticalLayout buildMainLayout() {
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// common part: create layout
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mainLayout = new VerticalLayout();
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mainLayout.setImmediate(false);
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mainLayout.setWidth("100%");
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mainLayout.setHeight("100%");
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mainLayout.setMargin(false);
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// top-level component properties
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setWidth("100.0%");
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setHeight("100.0%");
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// loginPanel
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loginPanel = buildLoginPanel();
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mainLayout.addComponent(loginPanel);
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mainLayout.setExpandRatio(loginPanel, 1.0f);
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mainLayout.setComponentAlignment(loginPanel, new Alignment(48));
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return mainLayout;
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}
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@AutoGenerated
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private Panel buildLoginPanel() {
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// common part: create layout
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loginPanel = new Panel();
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loginPanel.setImmediate(false);
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loginPanel.setWidth("-1px");
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loginPanel.setHeight("-1px");
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// loginPanelLayout
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loginPanelLayout = buildLoginPanelLayout();
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loginPanel.setContent(loginPanelLayout);
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return loginPanel;
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}
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@AutoGenerated
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private VerticalLayout buildLoginPanelLayout() {
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// common part: create layout
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loginPanelLayout = new VerticalLayout();
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loginPanelLayout.setImmediate(false);
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loginPanelLayout.setWidth("-1px");
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loginPanelLayout.setHeight("-1px");
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loginPanelLayout.setMargin(true);
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loginPanelLayout.setSpacing(true);
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// userNameTF
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userNameTF = new TextFieldNFix();
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userNameTF.setCaption("User Name");
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userNameTF.setImmediate(false);
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userNameTF.setWidth("-1px");
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userNameTF.setHeight("-1px");
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userNameTF.setInvalidAllowed(false);
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userNameTF.setRequired(true);
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loginPanelLayout.addComponent(userNameTF);
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loginPanelLayout.setComponentAlignment(userNameTF, new Alignment(48));
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// passwordField
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passwordField = new PasswordField();
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passwordField.setCaption("Password");
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passwordField.setImmediate(false);
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passwordField.setWidth("-1px");
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passwordField.setHeight("-1px");
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passwordField.setInvalidAllowed(false);
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passwordField.setRequired(true);
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loginPanelLayout.addComponent(passwordField);
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loginPanelLayout
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.setComponentAlignment(passwordField, new Alignment(48));
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// loginBtn
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loginBtn = new Button();
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loginBtn.setCaption("Login");
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loginBtn.setImmediate(true);
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loginBtn.setWidth("-1px");
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loginBtn.setHeight("-1px");
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loginPanelLayout.addComponent(loginBtn);
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loginPanelLayout.setComponentAlignment(loginBtn, new Alignment(48));
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return loginPanelLayout;
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}
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}
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