package org.argeo.security.ui.admin.internal;
import java.security.AccessController;
-import java.security.Principal;
+import javax.naming.InvalidNameException;
+import javax.naming.ldap.LdapName;
import javax.security.auth.Subject;
import javax.security.auth.x500.X500Principal;
+import javax.transaction.Status;
+import javax.transaction.UserTransaction;
+
+import org.argeo.ArgeoException;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.services.ISourceProviderService;
+import org.osgi.service.useradmin.Role;
+import org.osgi.service.useradmin.User;
+import org.osgi.service.useradmin.UserAdmin;
/** First effort to centralize back end methods used by the user admin UI */
public class UiAdminUtils {
- public final static String getUsername() {
+
+ /** returns the local name of the current connected user */
+ public final static String getUsername(UserAdmin userAdmin) {
+ LdapName dn = getLdapName();
+ return getUsername(getUser(userAdmin, dn));
+ }
+
+ public final static boolean isCurrentUser(User user) {
+ String userName = UiAdminUtils.getProperty(user,
+ UserAdminConstants.KEY_DN);
+ try {
+ LdapName selfUserName = UiAdminUtils.getLdapName();
+ LdapName userLdapName = new LdapName(userName);
+ if (userLdapName.equals(selfUserName))
+ return true;
+ else
+ return false;
+ } catch (InvalidNameException e) {
+ throw new ArgeoException("User " + user + " has an unvalid dn: "
+ + userName, e);
+ }
+ }
+
+ public final static LdapName getLdapName() {
Subject subject = Subject.getSubject(AccessController.getContext());
- Principal principal = subject.getPrincipals(X500Principal.class)
- .iterator().next();
- return principal.getName();
+ String name = subject.getPrincipals(X500Principal.class).iterator()
+ .next().toString();
+ LdapName dn;
+ try {
+ dn = new LdapName(name);
+ } catch (InvalidNameException e) {
+ throw new ArgeoException("Invalid user dn " + name, e);
+ }
+ return dn;
+ }
+ public final static User getUser(UserAdmin userAdmin, LdapName dn) {
+ User user = userAdmin.getUser(UserAdminConstants.KEY_DN, dn.toString());
+ return user;
+ }
+
+ public final static String getUsername(User user) {
+ String cn = getProperty(user, UserAdminConstants.KEY_CN);
+ if (isEmpty(cn))
+ cn = getProperty(user, UserAdminConstants.KEY_UID);
+ return cn;
+ }
+
+ public final static String getProperty(Role role, String key) {
+ Object obj = role.getProperties().get(key);
+ if (obj != null)
+ return (String) obj;
+ else
+ return "";
}
public final static String getDefaultCn(String firstName, String lastName) {
return !"".equals(string.trim());
}
+ public final static boolean isEmpty(String string) {
+ if (string == null)
+ return true;
+ else
+ return "".equals(string.trim());
+ }
+
+ /** Must be called from the UI Thread. */
+ public final static void beginTransactionIfNeeded(
+ UserTransaction userTransaction) {
+ try {
+ if (userTransaction.getStatus() == Status.STATUS_NO_TRANSACTION) {
+ userTransaction.begin();
+ notifyTransactionStateChange(userTransaction);
+ }
+ } catch (Exception e) {
+ throw new ArgeoException("Unable to begin transaction", e);
+ }
+ }
+
+ /** Easily notify the ActiveWindow that the transaction had a state change */
+ public final static void notifyTransactionStateChange(
+ UserTransaction userTransaction) {
+ try {
+ IWorkbenchWindow aww = PlatformUI.getWorkbench()
+ .getActiveWorkbenchWindow();
+ ISourceProviderService sourceProviderService = (ISourceProviderService) aww
+ .getService(ISourceProviderService.class);
+ UserTransactionProvider esp = (UserTransactionProvider) sourceProviderService
+ .getSourceProvider(UserTransactionProvider.TRANSACTION_STATE);
+ esp.fireTransactionStateChange();
+ } catch (Exception e) {
+ throw new ArgeoException("Unable to begin transaction", e);
+ }
+ }
}
\ No newline at end of file