org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UserAdminWrapper.java

   1 package org.argeo.security.ui.admin.internal;
   2
   3 import java.util.ArrayList;
   4 import java.util.Dictionary;
   5 import java.util.HashMap;
   6 import java.util.List;
   7 import java.util.Map;
   8
   9 import javax.transaction.Status;
  10 import javax.transaction.UserTransaction;
  11
  12 import org.argeo.ArgeoException;
  13 import org.argeo.cms.auth.AuthConstants;
  14 import org.argeo.osgi.useradmin.UserAdminConf;
  15 import org.osgi.framework.ServiceReference;
  16 import org.osgi.service.useradmin.UserAdmin;
  17 import org.osgi.service.useradmin.UserAdminEvent;
  18 import org.osgi.service.useradmin.UserAdminListener;
  19
  20 /** Centralize interaction with the UserAdmin in this bundle */
  21 public class UserAdminWrapper {
  22         // private Log log = LogFactory.getLog(UserAdminWrapper.class);
  23
  24         private UserAdmin userAdmin;
  25         private ServiceReference<UserAdmin> userAdminServiceReference;
  26         private UserTransaction userTransaction;
  27
  28         // Registered listeners
  29         List<UserAdminListener> listeners = new ArrayList<UserAdminListener>();
  30
  31         // TODO implement safer mechanism
  32         public void addListener(UserAdminListener userAdminListener) {
  33                 if (!listeners.contains(userAdminListener))
  34                         listeners.add(userAdminListener);
  35         }
  36
  37         /** Must be called from the UI Thread. */
  38         public UserTransaction beginTransactionIfNeeded() {
  39                 try {
  40                         if (userTransaction.getStatus() == Status.STATUS_NO_TRANSACTION) {
  41                                 userTransaction.begin();
  42                                 UiAdminUtils.notifyTransactionStateChange(userTransaction);
  43                         }
  44                         return userTransaction;
  45                 } catch (Exception e) {
  46                         throw new ArgeoException("Unable to begin transaction", e);
  47                 }
  48         }
  49
  50         // Expose this?
  51         public void removeListener(UserAdminListener userAdminListener) {
  52                 if (listeners.contains(userAdminListener))
  53                         listeners.remove(userAdminListener);
  54         }
  55
  56         public void notifyListeners(UserAdminEvent event) {
  57                 for (UserAdminListener listener : listeners)
  58                         listener.roleChanged(event);
  59         }
  60
  61         public UserAdmin getUserAdmin() {
  62                 return userAdmin;
  63         }
  64
  65         public UserTransaction getUserTransaction() {
  66                 return userTransaction;
  67         }
  68
  69         public void setUserAdminServiceReference(
  70                         ServiceReference<UserAdmin> userAdminServiceReference) {
  71                 this.userAdminServiceReference = userAdminServiceReference;
  72         }
  73
  74         public Map<String, String> getKnownBaseDns(boolean onlyWritable) {
  75                 Map<String, String> dns = new HashMap<String, String>();
  76                 for (String uri : userAdminServiceReference.getPropertyKeys()) {
  77                         if (!uri.startsWith("/"))
  78                                 continue;
  79                         Dictionary<String, ?> props = UserAdminConf.uriAsProperties(uri);
  80                         String readOnly = UserAdminConf.readOnly.getValue(props);
  81                         String baseDn = UserAdminConf.baseDn.getValue(props);
  82
  83                         if (onlyWritable && "true".equals(readOnly))
  84                                 continue;
  85                         if (baseDn.equalsIgnoreCase(AuthConstants.ROLES_BASEDN))
  86                                 continue;
  87                         dns.put(baseDn, uri);
  88                 }
  89                 return dns;
  90         }
  91
  92         /* DEPENDENCY INJECTION */
  93         public void setUserAdmin(UserAdmin userAdmin) {
  94                 this.userAdmin = userAdmin;
  95         }
  96
  97         public void setUserTransaction(UserTransaction userTransaction) {
  98                 this.userTransaction = userTransaction;
  99         }
 100 }