eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/password/PasswordWizardPage.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.ui.password;
  12
  13 import org.eclipse.jface.dialogs.IInputValidator;
  14 import org.eclipse.swt.SWT;
  15 import org.eclipse.swt.events.ModifyEvent;
  16 import org.eclipse.swt.events.ModifyListener;
  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.api.service.IUserService;
  22 import eu.etaxonomy.cdm.model.common.User;
  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.TextWithLabelElement;
  28 import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement;
  29
  30 /**
  31  * <p>UserWizardPage class.</p>
  32  *
  33  * @author n.hoffmann
  34  * @created 02.07.2009
  35  * @version 1.0
  36  */
  37 public class PasswordWizardPage extends AbstractCdmEntityWizardPage<User> implements ModifyListener{
  38
  39         /** Constant <code>NAME="USER_WIZARD_PAGE"</code> */
  40         public static final String NAME = "USER_WIZARD_PAGE";
  41
  42         private TextWithLabelElement text_oldPassword;
  43         private TextWithLabelElement text_password;
  44         private TextWithLabelElement text_passwordRepeat;
  45         private PasswordValidator passwordValidator;
  46
  47         /**
  48          * @param formFactory
  49          * @param conversation
  50          * @param entity
  51          */
  52         protected PasswordWizardPage(CdmFormFactory formFactory,
  53                         ConversationHolder conversation, User entity) {
  54                 super(formFactory, conversation, entity);
  55
  56                 passwordValidator = new PasswordValidator();
  57         }
  58
  59         /* (non-Javadoc)
  60          * @see eu.etaxonomy.taxeditor.ui.forms.AbstractCdmEntityWizardPage#createControl(org.eclipse.swt.widgets.Composite)
  61          */
  62         @Override
  63         public void createControl(Composite parent) {
  64                 Composite control = formFactory.createComposite(parent);
  65                 control.setLayoutData(CdmFormFactory.FILL());
  66
  67                 setPageComplete(false);
  68
  69                 control.setLayout(CdmFormFactory.LAYOUT(2, false));
  70                 WizardPageRootElement rootElement = new WizardPageRootElement(formFactory, control, getConversationHolder());
  71
  72                 if(!CdmStore.getLoginManager().isAdmin()){
  73                         text_oldPassword = formFactory.createTextWithLabelElement(rootElement, "Old Password", null, SWT.PASSWORD);
  74                 }
  75                 text_password =  formFactory.createTextWithLabelElement(rootElement, "New Password", null, SWT.PASSWORD);
  76                 text_passwordRepeat =  formFactory.createTextWithLabelElement(rootElement, "Repeat Password", null, SWT.PASSWORD);
  77
  78                 ((Text)text_passwordRepeat.getMainControl()).addModifyListener(this);
  79
  80                 setControl(control);
  81         }
  82
  83
  84         /* (non-Javadoc)
  85          * @see eu.etaxonomy.taxeditor.ui.forms.AbstractCdmEntityWizardPage#createElement(eu.etaxonomy.taxeditor.ui.forms.ICdmFormElement)
  86          */
  87         @Override
  88         public AbstractCdmDetailElement<User> createElement(
  89                         ICdmFormElement rootElement) {
  90                 // not used
  91                 return null;
  92         }
  93
  94         /* (non-Javadoc)
  95          * @see org.eclipse.swt.events.ModifyListener#modifyText(org.eclipse.swt.events.ModifyEvent)
  96          */
  97         /** {@inheritDoc} */
  98         public void modifyText(ModifyEvent e) {
  99                 validate();
 100         }
 101
 102         private void validate(){
 103                 String message;
 104
 105                 if((message = passwordValidator.passwordsMatch(text_password.getText(), text_passwordRepeat.getText())) != null){
 106                         // pass
 107                 }
 108                 else if((message = passwordValidator.isValid(text_password.getText())) != null){
 109                         // pass
 110                 }
 111
 112                 setErrorMessage(message);
 113         }
 114
 115         private class UniqueUserNameValidator implements IInputValidator{
 116
 117                 private static final String USER_EXISTS = "Username already exists";
 118                 private static final String NAME_TO_SHORT = "Username is empty";
 119
 120                 /* (non-Javadoc)
 121                  * @see org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String)
 122                  */
 123                 public String isValid(String newText) {
 124                         // query for username
 125                         if(newText.length() < 1){
 126                                 setPageComplete(false);
 127                                 return NAME_TO_SHORT;
 128                         }
 129                         if(CdmStore.getService(IUserService.class).userExists(newText)){
 130                                 setPageComplete(false);
 131                                 return USER_EXISTS;
 132                         }
 133
 134                         setPageComplete(true);
 135                         return null;
 136                 }
 137         }
 138
 139         private class PasswordValidator implements IInputValidator{
 140
 141                 private static final int PW_MIN_LENGTH = 5;
 142
 143                 private static final String TO_SHORT = "Password has to have at least " + PW_MIN_LENGTH + " characters";
 144                 private static final String NO_MATCH = "The passwords do not match";
 145
 146                 /* (non-Javadoc)
 147                  * @see org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String)
 148                  */
 149                 public String isValid(String newText) {
 150                         if(newText.length() < PW_MIN_LENGTH){
 151                                 setPageComplete(false);
 152                                 return TO_SHORT;
 153                         }
 154
 155                         setPageComplete(true);
 156                         return null;
 157                 }
 158
 159                 public String passwordsMatch(String password1, String password2){
 160
 161                         if(! password1.equals(password2)){
 162                                 setPageComplete(false);
 163                                 return NO_MATCH;
 164                         }
 165
 166                         setPageComplete(true);
 167                         return null;
 168                 }
 169
 170         }
 171
 172         /**
 173          * @return
 174          */
 175         public String getOldPassword() {
 176                 return text_oldPassword.getText();
 177         }
 178
 179         /**
 180          * @return
 181          */
 182         public String getNewPassword() {
 183                 return text_password.getText();
 184         }
 185 }