src/main/java/eu/etaxonomy/cdm/vaadin/view/AccountRegistrationViewBean.java

   1 /**
   2 * Copyright (C) 2021 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 package eu.etaxonomy.cdm.vaadin.view;
  10
  11 import org.apache.commons.lang3.StringUtils;
  12 import org.springframework.beans.factory.annotation.Autowired;
  13 import org.vaadin.spring.events.EventBus;
  14
  15 import com.vaadin.data.validator.RegexpValidator;
  16 import com.vaadin.navigator.View;
  17 import com.vaadin.navigator.ViewChangeListener.ViewChangeEvent;
  18 import com.vaadin.spring.annotation.SpringView;
  19 import com.vaadin.ui.Alignment;
  20 import com.vaadin.ui.Button;
  21 import com.vaadin.ui.FormLayout;
  22 import com.vaadin.ui.Label;
  23 import com.vaadin.ui.PasswordField;
  24 import com.vaadin.ui.TextField;
  25 import com.vaadin.ui.VerticalLayout;
  26 import com.vaadin.ui.themes.ValoTheme;
  27
  28 import eu.etaxonomy.cdm.vaadin.data.validator.PasswordsMatchValidator;
  29 import eu.etaxonomy.cdm.vaadin.data.validator.PasswordsPolicyValidator;
  30 import eu.etaxonomy.cdm.vaadin.event.UserAccountEvent;
  31 import eu.etaxonomy.vaadin.mvp.AbstractView;
  32
  33 /**
  34  * @author a.kohlbecker
  35  * @since Nov 11, 2021
  36  */
  37 @SpringView(name=AccountRegistrationViewBean.NAME)
  38 public class AccountRegistrationViewBean
  39         extends AbstractView<AccountRegistrationView,AccountRegistrationPresenter>
  40         implements AccountRegistrationView, View  {
  41
  42     private static final long serialVersionUID = 2066153054170511405L;
  43
  44     @Autowired
  45     private EventBus.UIEventBus uiEventBus;
  46
  47     public static final String NAME = "accountCreation";
  48
  49     private Label header = new Label();
  50
  51     private TextField emailAddress = new TextField("Email address");
  52
  53     private TextField userName = new TextField("User name");
  54
  55     private PasswordField password1Field = new PasswordField ("Password");
  56
  57     private PasswordField password2Field = new PasswordField("Repeat password");
  58
  59     private TextField prefix = new TextField("Name prefix");
  60
  61     private TextField familyName = new TextField("Family name");
  62
  63     private TextField givenName = new TextField("Given name");
  64
  65     private Button registerButton = new Button("Register user account");
  66
  67     private Label messageLabel = new Label();
  68
  69     @Override
  70     protected void initContent() {
  71         VerticalLayout root = new VerticalLayout();
  72
  73         FormLayout formLayout = new FormLayout();
  74         formLayout.addComponents(header, userName, password1Field, password2Field, prefix, givenName, familyName, registerButton, messageLabel);
  75         formLayout.setComponentAlignment(messageLabel, Alignment.MIDDLE_CENTER);
  76         formLayout.setMargin(true);
  77         formLayout.setSizeUndefined();
  78
  79         header.setValue("Register a user account");
  80         header.setStyleName(ValoTheme.LABEL_H3);
  81         registerButton.setStyleName(ValoTheme.BUTTON_PRIMARY);
  82         registerButton.setEnabled(false);
  83         registerButton.setWidth(100, Unit.PERCENTAGE);
  84         registerButton.addClickListener(e -> {
  85             getViewEventBus().publish(this, new UserAccountEvent(UserAccountEvent.UserAccountAction.REGISTER_ACCOUNT, e));
  86         });
  87         messageLabel.setCaptionAsHtml(true);
  88         messageLabel.setVisible(false);
  89
  90         setCompositionRoot(root);
  91         root.addComponent(formLayout);
  92         root.setComponentAlignment(formLayout, Alignment.MIDDLE_CENTER);
  93
  94         root.setSizeFull();
  95
  96         userName.setRequired(true);
  97         password1Field.setRequired(true);
  98         password2Field.setRequired(true);
  99
 100         userName.addValidator(new RegexpValidator("[A-Za-z0-9_\\.\\-]{3,}", true, "User names may contain the characters \"A-Z a-z 0-9 _ . -\", and must be at least 3 characters long."));
 101         password1Field.addValidator(new PasswordsPolicyValidator());
 102         password2Field.addValidator(new PasswordsMatchValidator("The passwords are not identical.", password1Field, password2Field));
 103         password1Field.addValueChangeListener(e -> updateResetButtonState());
 104         password2Field.addValueChangeListener(e -> updateResetButtonState());
 105
 106         // value will be set by presenter and user must not change it here
 107         emailAddress.setEnabled(false);
 108         emailAddress.setReadOnly(true);
 109
 110
 111         prefix.setInputPrompt("Dr., Prof, ...");
 112     }
 113
 114     private void updateResetButtonState() {
 115         registerButton.setEnabled(StringUtils.isNoneBlank(password1Field.getValue()) && password1Field.getErrorMessage() == null && password2Field.getErrorMessage() == null);
 116     }
 117
 118     @Override
 119     // TODO pull up to AbstractView and let AbstractView implement View?
 120     public void enter(ViewChangeEvent event) {
 121         getPresenter().onViewEnter();
 122     }
 123
 124     @Override
 125     public void showErrorMessage(String text) {
 126         messageLabel.setValue(text);
 127         messageLabel.setStyleName(ValoTheme.LABEL_FAILURE);
 128         messageLabel.setVisible(true);
 129         disableForm();
 130     }
 131
 132     @Override
 133     public void showSuccessMessage(String text) {
 134         messageLabel.setValue(text);
 135         messageLabel.setStyleName(ValoTheme.LABEL_SUCCESS);
 136         messageLabel.setVisible(true);
 137         disableForm();
 138     }
 139
 140     public void disableForm() {
 141         password1Field.setEnabled(false);
 142         password2Field.setEnabled(false);
 143         registerButton.setEnabled(false);
 144     }
 145
 146     @Override
 147     public TextField getUserName() {
 148         return userName;
 149     }
 150
 151     @Override
 152     public PasswordField getPassword1Field() {
 153         return password1Field;
 154     }
 155
 156      @Override
 157     public TextField getEmailAddress() {
 158         return emailAddress;
 159     }
 160
 161      @Override
 162      public TextField getPrefix() {
 163         return prefix;
 164     }
 165
 166      @Override
 167      public TextField getFamilyName() {
 168         return familyName;
 169     }
 170
 171      @Override
 172      public TextField getGivenName() {
 173         return givenName;
 174     }
 175
 176
 177 }