eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/password/PasswordWizardPage.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.password;
  11
  12 import org.eclipse.jface.dialogs.IInputValidator;
  13 import org.eclipse.swt.SWT;
  14 import org.eclipse.swt.events.ModifyEvent;
  15 import org.eclipse.swt.events.ModifyListener;
  16 import org.eclipse.swt.graphics.Color;
  17 import org.eclipse.swt.widgets.Composite;
  18 import org.eclipse.swt.widgets.Text;
  19
  20 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  21 import eu.etaxonomy.cdm.model.common.User;
  22 import eu.etaxonomy.taxeditor.l10n.Messages;
  23 import eu.etaxonomy.taxeditor.store.CdmStore;
  24 import eu.etaxonomy.taxeditor.ui.element.AbstractCdmEntityWizardPage;
  25 import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
  26 import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
  27 import eu.etaxonomy.taxeditor.ui.element.LayoutConstants;
  28 import eu.etaxonomy.taxeditor.ui.element.TextWithLabelElement;
  29 import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement;
  30
  31 /**
  32  * @author n.hoffmann
  33  * @created 02.07.2009
  34  * @version 1.0
  35  */
  36 public class PasswordWizardPage extends AbstractCdmEntityWizardPage<User> implements ModifyListener{
  37
  38         private TextWithLabelElement text_oldPassword;
  39         private TextWithLabelElement text_password;
  40         private TextWithLabelElement text_passwordRepeat;
  41         private final PasswordValidator passwordValidator;
  42
  43         protected PasswordWizardPage(CdmFormFactory formFactory,
  44                         ConversationHolder conversation, User entity) {
  45                 super(formFactory, conversation, entity);
  46
  47                 passwordValidator = new PasswordValidator();
  48
  49                 setTitle(Messages.PasswordWizardPage_CHANGE_PASSWORD);
  50                 setDescription(Messages.PasswordWizardPage_CHANGE_PASSWORD_AND_CONFIRM);
  51         }
  52
  53         @Override
  54         public void createControl(Composite parent) {
  55                 Composite control = formFactory.createComposite(parent);
  56                 control.setLayoutData(LayoutConstants.FILL());
  57
  58                 setPageComplete(false);
  59
  60                 control.setLayout(LayoutConstants.LAYOUT(2, false));
  61                 WizardPageRootElement rootElement = new WizardPageRootElement(formFactory, control, getConversationHolder());
  62
  63                 if(isChangingOwnPassword()) {
  64                     text_oldPassword = formFactory.createTextWithLabelElement(rootElement, Messages.PasswordWizardPage_OLD_PASSWORD, null, SWT.PASSWORD);
  65                 }
  66                 text_password =  formFactory.createTextWithLabelElement(rootElement, Messages.PasswordWizardPage_NEW_PASSWORD, null, SWT.PASSWORD);
  67                 text_passwordRepeat =  formFactory.createTextWithLabelElement(rootElement, Messages.PasswordWizardPage_REPEAT_PASSWORD, null, SWT.PASSWORD);
  68
  69                 ((Text)text_passwordRepeat.getMainControl()).addModifyListener(this);
  70
  71                 Color bgColor = getShell().getBackground();
  72                 rootElement.setBackground(bgColor);
  73                 control.setBackground(bgColor);
  74                 setControl(control);
  75         }
  76
  77     protected boolean isChangingOwnPassword() {
  78         return getEntity() != null && getEntity().getUsername().equals(CdmStore.getCurrentAuthentiation().getName());
  79     }
  80
  81
  82         @Override
  83         public AbstractCdmDetailElement<User> createElement(
  84                         ICdmFormElement rootElement) {
  85                 // not used
  86                 return null;
  87         }
  88
  89         /** {@inheritDoc} */
  90         @Override
  91     public void modifyText(ModifyEvent e) {
  92                 validate();
  93         }
  94
  95         private void validate(){
  96                 String message;
  97
  98                 if((message = passwordValidator.passwordsMatch(text_password.getText(), text_passwordRepeat.getText())) != null){
  99                         // pass
 100                 }
 101                 else if((message = passwordValidator.isValid(text_password.getText())) != null){
 102                         // pass
 103                 }
 104
 105                 setErrorMessage(message);
 106         }
 107
 108         private class PasswordValidator implements IInputValidator{
 109
 110                 private final int PW_MIN_LENGTH = 5;
 111
 112                 private final String TO_SHORT = String.format(Messages.PasswordWizardPage_PASSWORD_MIN_CHARACTER, PW_MIN_LENGTH);
 113                 private final String NO_MATCH = Messages.PasswordWizardPage_PASSWORDS_DO_NOT_MATCH;
 114
 115                 @Override
 116         public String isValid(String newText) {
 117                         if(newText.length() < PW_MIN_LENGTH){
 118                                 setPageComplete(false);
 119                                 return TO_SHORT;
 120                         }
 121
 122                         setPageComplete(true);
 123                         return null;
 124                 }
 125
 126                 public String passwordsMatch(String password1, String password2){
 127
 128                         if(! password1.equals(password2)){
 129                                 setPageComplete(false);
 130                                 return NO_MATCH;
 131                         }
 132
 133                         setPageComplete(true);
 134                         return null;
 135                 }
 136
 137         }
 138
 139         public String getOldPassword() {
 140                 return text_oldPassword.getText();
 141         }
 142
 143         public String getNewPassword() {
 144                 return text_password.getText();
 145         }
 146 }