CmsLoginLifecycle.java

   1 package org.argeo.cms.e4.rap;
   2
   3 import java.security.AccessController;
   4
   5 import javax.security.auth.Subject;
   6 import javax.security.auth.login.LoginContext;
   7 import javax.security.auth.login.LoginException;
   8
   9 import org.argeo.cms.CmsException;
  10 import org.argeo.cms.auth.CurrentUser;
  11 import org.argeo.cms.ui.CmsImageManager;
  12 import org.argeo.cms.ui.CmsView;
  13 import org.argeo.cms.ui.UxContext;
  14 import org.argeo.cms.util.SimpleUxContext;
  15 import org.argeo.cms.widgets.auth.CmsLoginShell;
  16 import org.argeo.node.NodeConstants;
  17 import org.eclipse.e4.ui.workbench.lifecycle.PostContextCreate;
  18 import org.eclipse.swt.widgets.Display;
  19
  20 @SuppressWarnings("restriction")
  21 public class CmsLoginLifecycle implements CmsView {
  22         private UxContext uxContext;
  23         private LoginContext loginContext;
  24
  25         @PostContextCreate
  26         boolean login(Display d) {// , IEclipseContext eclipseContext) {
  27                 // RepositoryFactory repositoryFactory =
  28                 // eclipseContext.get(RepositoryFactory.class);
  29                 // Map<String, String> params = new HashMap<>();
  30                 // params.put("cn", "home");
  31                 // Repository homeRepository;
  32                 // try {
  33                 // homeRepository = repositoryFactory.getRepository(params);
  34                 // } catch (RepositoryException e1) {
  35                 // throw new CmsException("Cannot get home repository", e1);
  36                 // }
  37                 // eclipseContext.set("(cn=home)", homeRepository);
  38
  39                 Subject subject = Subject.getSubject(AccessController.getContext());
  40                 Display display = Display.getCurrent();
  41                 CmsLoginShell loginShell = new CmsLoginShell(this);
  42                 loginShell.setSubject(subject);
  43                 try {
  44                         // try pre-auth
  45                         loginContext = new LoginContext(NodeConstants.LOGIN_CONTEXT_USER, subject, loginShell);
  46                         loginContext.login();
  47                 } catch (LoginException e) {
  48                         loginShell.createUi();
  49                         loginShell.open();
  50
  51                         while (!loginShell.getShell().isDisposed()) {
  52                                 if (!display.readAndDispatch())
  53                                         display.sleep();
  54                         }
  55                 }
  56                 if (CurrentUser.getUsername(getSubject()) == null)
  57                         return false;
  58                 uxContext = new SimpleUxContext();
  59                 return true;
  60         }
  61
  62         @Override
  63         public UxContext getUxContext() {
  64                 return uxContext;
  65         }
  66
  67         @Override
  68         public void navigateTo(String state) {
  69                 // TODO Auto-generated method stub
  70
  71         }
  72
  73         @Override
  74         public void authChange(LoginContext loginContext) {
  75                 if (loginContext == null)
  76                         throw new CmsException("Login context cannot be null");
  77                 // logout previous login context
  78                 // if (this.loginContext != null)
  79                 // try {
  80                 // this.loginContext.logout();
  81                 // } catch (LoginException e1) {
  82                 // System.err.println("Could not log out: " + e1);
  83                 // }
  84                 this.loginContext = loginContext;
  85         }
  86
  87         @Override
  88         public void logout() {
  89                 if (loginContext == null)
  90                         throw new CmsException("Login context should not bet null");
  91                 try {
  92                         CurrentUser.logoutCmsSession(loginContext.getSubject());
  93                         loginContext.logout();
  94                 } catch (LoginException e) {
  95                         throw new CmsException("Cannot log out", e);
  96                 }
  97         }
  98
  99         @Override
 100         public void exception(Throwable e) {
 101                 // TODO Auto-generated method stub
 102
 103         }
 104
 105         @Override
 106         public CmsImageManager getImageManager() {
 107                 // TODO Auto-generated method stub
 108                 return null;
 109         }
 110
 111         protected Subject getSubject() {
 112                 return loginContext.getSubject();
 113         }
 114
 115         @Override
 116         public boolean isAnonymous() {
 117                 return CurrentUser.isAnonymous(getSubject());
 118         }
 119
 120 }