plugins/org.argeo.slc.client.ui.dist/src/main/java/org/argeo/slc/client/ui/dist/wizards/ChooseRightsPage.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.client.ui.dist.wizards;
  17
  18 import java.util.regex.Pattern;
  19
  20 import javax.jcr.security.Privilege;
  21
  22 import org.eclipse.jface.wizard.WizardPage;
  23 import org.eclipse.swt.SWT;
  24 import org.eclipse.swt.events.ModifyEvent;
  25 import org.eclipse.swt.events.ModifyListener;
  26 import org.eclipse.swt.layout.GridData;
  27 import org.eclipse.swt.layout.GridLayout;
  28 import org.eclipse.swt.widgets.Combo;
  29 import org.eclipse.swt.widgets.Composite;
  30 import org.eclipse.swt.widgets.Label;
  31 import org.eclipse.swt.widgets.Text;
  32
  33 public class ChooseRightsPage extends WizardPage implements ModifyListener {
  34
  35         // This page widget
  36         private Text groupNameTxt;
  37         private Combo authorizationCmb;
  38
  39         // Define acceptable chars for the technical name
  40         private static Pattern p = Pattern.compile("^[A-Za-z0-9]+$");
  41
  42         // USABLE SHORTCUTS
  43         protected final static String[] validAuthType = { Privilege.JCR_READ,
  44                         Privilege.JCR_WRITE, Privilege.JCR_ALL };
  45
  46         public ChooseRightsPage() {
  47                 super("Main");
  48                 setTitle("Manange authorizations on the current workspace");
  49         }
  50
  51         public void createControl(Composite parent) {
  52                 // specify subject
  53                 Composite composite = new Composite(parent, SWT.NONE);
  54                 composite.setLayout(new GridLayout(2, false));
  55                 Label lbl = new Label(composite, SWT.LEAD);
  56                 lbl.setText("Group or user name (no blank, no special chars)");
  57                 lbl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
  58                 groupNameTxt = new Text(composite, SWT.LEAD | SWT.BORDER);
  59                 groupNameTxt.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true,
  60                                 false));
  61                 if (groupNameTxt != null)
  62                         groupNameTxt.addModifyListener(this);
  63
  64                 // Choose rigths
  65                 new Label(composite, SWT.NONE).setText("Choose corresponding rights");
  66                 authorizationCmb = new Combo(composite, SWT.BORDER | SWT.V_SCROLL);
  67                 authorizationCmb.setItems(validAuthType);
  68                 GridData gd = new GridData(GridData.FILL_HORIZONTAL);
  69                 authorizationCmb.setLayoutData(gd);
  70
  71                 authorizationCmb.select(0);
  72
  73                 // Compulsory
  74                 setControl(composite);
  75         }
  76
  77         protected String getGroupName() {
  78                 return groupNameTxt.getText();
  79         }
  80
  81         protected String getAuthTypeStr() {
  82                 return authorizationCmb.getItem(authorizationCmb.getSelectionIndex());
  83         }
  84
  85         private static boolean match(String s) {
  86                 return p.matcher(s).matches();
  87         }
  88
  89         public void modifyText(ModifyEvent event) {
  90                 String message = checkComplete();
  91                 if (message != null)
  92                         setMessage(message, WizardPage.ERROR);
  93                 else {
  94                         setMessage("Complete", WizardPage.INFORMATION);
  95                         setPageComplete(true);
  96                 }
  97         }
  98
  99         /** @return error message or null if complete */
 100         protected String checkComplete() {
 101                 String groupStr = groupNameTxt.getText();
 102                 if (groupStr == null || "".equals(groupStr))
 103                         return "Please enter the name of the corresponding group.";
 104                 // Remove regexp check for the time being.
 105                 // else if (!match(groupStr))
 106                 // return
 107                 // "Please use only alphanumerical chars for the short technical name.";
 108                 return null;
 109         }
 110 }