merge-update from trunk
[taxeditor.git] / eu.etaxonomy.taxeditor.store / src / main / java / eu / etaxonomy / taxeditor / store / LoginManager.java
index f1b64d77ab6d47a87d9cbfb4fee647359c7701da..b01cd9a978f456ed467e020e79a3a4f890d9391e 100644 (file)
@@ -1,9 +1,9 @@
 // $Id$
 /**
 * Copyright (C) 2007 EDIT
-* European Distributed Institute of Taxonomy 
+* European Distributed Institute of Taxonomy
 * http://www.e-taxonomy.eu
-* 
+*
 * The contents of this file are subject to the Mozilla Public License Version 1.1
 * See LICENSE.TXT at the top of this package for the full license terms.
 */
 package eu.etaxonomy.taxeditor.store;
 
 import java.util.Observable;
+import java.util.Set;
 
+import org.apache.log4j.Logger;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.ui.IMemento;
 import org.springframework.security.authentication.BadCredentialsException;
 import org.springframework.security.authentication.LockedException;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.Authentication;
+import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.core.context.SecurityContextHolder;
 
 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
+import eu.etaxonomy.cdm.model.common.Group;
 import eu.etaxonomy.cdm.model.common.User;
 import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
+import eu.etaxonomy.taxeditor.model.AbstractUtility;
 import eu.etaxonomy.taxeditor.model.IContextListener;
+import eu.etaxonomy.taxeditor.model.MessagingUtils;
 
 /**
  * <p>LoginManager class.</p>
@@ -34,42 +40,81 @@ import eu.etaxonomy.taxeditor.model.IContextListener;
  * @version 1.0
  */
 public class LoginManager extends Observable implements IConversationEnabled, IContextListener{
-       
+
+       public static final Logger logger = Logger.getLogger(LoginManager.class);
+
        private ConversationHolder conversation;
-       
+
        public LoginManager(){
                CdmStore.getContextManager().addContextListener(this);
        }
-       
+
        /**
         * <p>authenticate</p>
         *
         * @param token a {@link org.springframework.security.authentication.UsernamePasswordAuthenticationToken} object.
+        * @return true if the login attempt was successful even if the authentication has changed or not
         */
-       public boolean authenticate(String username, String password){          
+       public boolean authenticate(String username, String password){
+
+               // close all open editors
+               if(!AbstractUtility.closeAll()){
+                       return false;
+               }
+
+
                try{
-                       getConversationHolder().bind();
-                       UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(username, password); 
-                       
                        SecurityContextHolder.clearContext();
-                       Authentication authentication = CdmStore.getAuthenticationManager().authenticate(token);                
+
+                       Authentication lastAuthentication = CdmStore.getCurrentAuthentiation();
+
+                       UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(username, password);
+                       Authentication authentication = CdmStore.getAuthenticationManager().authenticate(token);
+
+                       User user = (User) authentication.getPrincipal();
+                       /* circumventing problem with hibernate not refreshing the transient collection authorities in this case,
+                        * see http://dev.e-taxonomy.eu/trac/ticket/4053 */
+                       user.initAuthorities();
+
+                       if(logger.isDebugEnabled()){
+                               StringBuilder gaText = new StringBuilder();
+                               String indent = "    ";
+                               Set<GrantedAuthority> gaSet = user.getGrantedAuthorities();
+                               _logGrantedAuthotities(gaText, indent, gaSet);
+                               for(Group gr : user.getGroups()){
+                                       gaText.append(indent).append("gr[").append(gr.hashCode()).append("] \"").append(gr.getName()).append("\" ").append(gr.toString()).append("\n");
+                                       _logGrantedAuthotities(gaText, indent + indent, gr.getGrantedAuthorities());
+                               }
+                               logger.debug("User authenticated: " + user.getUsername() + "\n" + gaText.toString());
+                       }
+
                        SecurityContextHolder.getContext().setAuthentication(authentication);
-                       this.setChanged();
-                       this.notifyObservers();
+
+                       if(!authentication.equals(lastAuthentication)){
+                               this.setChanged();
+                               this.notifyObservers();
+                       }
                        return true;
                }
                catch(BadCredentialsException e){
-                       StoreUtil.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Bad Credentials.");
+                       MessagingUtils.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Bad Credentials.");
                }
                catch(LockedException e){
-                       StoreUtil.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Account is locked.");
+                       MessagingUtils.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Account is locked.");
                }
                catch(IllegalArgumentException e){
-                       StoreUtil.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Username and/or Password empty.");
+                       MessagingUtils.warningDialog("Could not authenticate", this, "Could not authenticate. Reason: Username and/or Password empty.");
                }
                return false;
        }
-       
+
+       private void _logGrantedAuthotities(StringBuilder gaText, String indent,
+                       Set<GrantedAuthority> gaSet) {
+               for(GrantedAuthority ga : gaSet){
+                       gaText.append(indent).append("ga[").append(ga.hashCode()).append("] ").append(ga.toString()).append("\n");
+               }
+       }
+
        /**
         * <p>getAuthenticatedUser</p>
         *
@@ -77,18 +122,18 @@ public class LoginManager extends Observable implements IConversationEnabled, IC
         */
        public User getAuthenticatedUser(){
                Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
-               
-               if(authentication != null 
-                               && authentication.getPrincipal() != null 
+
+               if(authentication != null
+                               && authentication.getPrincipal() != null
                                && authentication.getPrincipal() instanceof User){
                        return (User)authentication.getPrincipal();
                }
                return null;
        }
-       
+
        public void logoutAll(){
                SecurityContextHolder.clearContext();
-               notifyObservers();              
+               notifyObservers();
        }
 
        /* (non-Javadoc)
@@ -110,28 +155,28 @@ public class LoginManager extends Observable implements IConversationEnabled, IC
 
        /**
         * Whether the current user has the role admin
-        * 
+        *
         * @return
         */
        public boolean isAdmin() {
                // FIXME until we have rights implemented properly we do this
-               // by a simple string check. This has to change 
-               
+               // by a simple string check. This has to change
+
                return "admin".equals(getAuthenticatedUser().getUsername());
        }
 
        @Override
        public void contextAboutToStop(IMemento memento, IProgressMonitor monitor) {
-               
+
        }
 
        @Override
        public void contextStop(IMemento memento, IProgressMonitor monitor) {
-               
+
        }
 
        @Override
-       public void contextStart(IMemento memento, IProgressMonitor monitor) {
+       public void contextStart(IMemento memento, IProgressMonitor monitor){
                conversation = CdmStore.createConversation();
        }
 
@@ -142,6 +187,6 @@ public class LoginManager extends Observable implements IConversationEnabled, IC
 
        @Override
        public void workbenchShutdown(IMemento memento, IProgressMonitor monitor) {
-               
+
        }
 }