src/main/java/eu/etaxonomy/cdm/vaadin/view/AuthenticationPresenter.java

   1 package eu.etaxonomy.cdm.vaadin.view;
   2
   3 import java.net.URI;
   4
   5 import org.springframework.security.authentication.AuthenticationManager;
   6 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
   7 import org.springframework.security.core.Authentication;
   8 import org.springframework.security.core.context.SecurityContextHolder;
   9
  10 import com.vaadin.server.VaadinSession;
  11
  12 import eu.etaxonomy.cdm.vaadin.util.CdmSpringContextHelper;
  13 import eu.etaxonomy.cdm.vaadin.util.CdmVaadinAuthentication;
  14 import eu.etaxonomy.cdm.vaadin.util.CdmVaadinSessionUtilities;
  15
  16 public class AuthenticationPresenter implements IAuthenticationComponent.AuthenticationComponentListener{
  17
  18     @Override
  19     public boolean login(URI uri, String context, String userName, String password) {
  20
  21         UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(userName, password);
  22         AuthenticationManager authenticationManager = (AuthenticationManager) CdmSpringContextHelper.getCurrent().getBean("authenticationManager");
  23         Authentication authentication = authenticationManager.authenticate(token);
  24
  25         if(authentication != null && authentication.isAuthenticated()) {
  26             SecurityContextHolder.getContext().setAuthentication(authentication);
  27             CdmVaadinAuthentication cvAuthentication = (CdmVaadinAuthentication) VaadinSession.getCurrent().getAttribute(CdmVaadinAuthentication.KEY);
  28             if(cvAuthentication == null) {
  29                 cvAuthentication = new CdmVaadinAuthentication();
  30             }
  31             cvAuthentication.addAuthentication(uri, context, authentication);
  32             CdmVaadinSessionUtilities.setCurrentAttribute(CdmVaadinAuthentication.KEY, cvAuthentication);
  33             return true;
  34         }
  35
  36         return false;
  37     }
  38
  39 }