workbench/rap/RapWorkbenchLogin.java

   1 package org.argeo.cms.ui.workbench.rap;
   2
   3 import java.security.PrivilegedAction;
   4 import java.util.Locale;
   5
   6 import javax.security.auth.Subject;
   7 import javax.security.auth.x500.X500Principal;
   8
   9 import org.argeo.cms.CmsMsg;
  10 import org.argeo.cms.auth.CurrentUser;
  11 import org.argeo.cms.util.CmsUtils;
  12 import org.argeo.cms.util.LoginEntryPoint;
  13 import org.eclipse.rap.rwt.RWT;
  14 import org.eclipse.rap.rwt.client.service.JavaScriptExecutor;
  15 import org.eclipse.swt.SWT;
  16 import org.eclipse.swt.events.SelectionListener;
  17 import org.eclipse.swt.widgets.Button;
  18 import org.eclipse.swt.widgets.Composite;
  19 import org.eclipse.swt.widgets.Display;
  20 import org.eclipse.ui.PlatformUI;
  21
  22 public class RapWorkbenchLogin extends LoginEntryPoint {
  23         // private final static Log log =
  24         // LogFactory.getLog(RapWorkbenchLogin.class);
  25
  26         /** Override to provide an application specific workbench advisor */
  27         protected RapWorkbenchAdvisor createRapWorkbenchAdvisor(String username) {
  28                 return new RapWorkbenchAdvisor(username);
  29         }
  30
  31         @Override
  32         public int createUI() {
  33                 JavaScriptExecutor jsExecutor = RWT.getClient().getService(JavaScriptExecutor.class);
  34                 int returnCode;
  35                 try {
  36                         returnCode = super.createUI();
  37                 } finally {
  38                         // always reload
  39                         // TODO optimise?
  40                         jsExecutor.execute("location.reload()");
  41                 }
  42                 return returnCode;
  43         }
  44
  45         @Override
  46         protected int postLogin() {
  47                 Subject subject = getSubject();
  48                 final Display display = Display.getCurrent();
  49                 if (subject.getPrincipals(X500Principal.class).isEmpty()) {
  50                         RWT.getClient().getService(JavaScriptExecutor.class).execute("location.reload()");
  51                 }
  52                 //
  53                 // RUN THE WORKBENCH
  54                 //
  55                 Integer returnCode = null;
  56                 try {
  57                         returnCode = Subject.doAs(subject, new PrivilegedAction<Integer>() {
  58                                 public Integer run() {
  59                                         int result = createAndRunWorkbench(display, CurrentUser.getUsername(subject));
  60                                         return new Integer(result);
  61                                 }
  62                         });
  63                         // explicit workbench closing
  64                         logout();
  65                 } finally {
  66                         display.dispose();
  67                 }
  68                 return returnCode;
  69         }
  70
  71         protected int createAndRunWorkbench(Display display, String username) {
  72                 RapWorkbenchAdvisor workbenchAdvisor = createRapWorkbenchAdvisor(username);
  73                 return PlatformUI.createAndRunWorkbench(display, workbenchAdvisor);
  74         }
  75
  76         @Override
  77         protected void extendsCredentialsBlock(Composite credentialsBlock, Locale selectedLocale,
  78                         SelectionListener loginSelectionListener) {
  79 //              Button loginButton = new Button(credentialsBlock, SWT.PUSH);
  80 //              loginButton.setText(CmsMsg.login.lead(selectedLocale));
  81 //              loginButton.setLayoutData(CmsUtils.fillWidth());
  82 //              loginButton.addSelectionListener(loginSelectionListener);
  83         }
  84
  85         @Override
  86         protected Display createDisplay() {
  87                 return PlatformUI.createDisplay();
  88         }
  89
  90 }