/**
    * Originally contributed by eMation (www.emation.pt)
    */
   package org.itracker.services.authentication.adsson;
   
   import java.io.IOException;
   
   import javax.security.auth.login.LoginException;
   
  import org.apache.log4j.Logger;
  import org.itracker.model.User;
  import org.itracker.services.exceptions.AuthenticatorException;
  
  /**
   * Extends the windows single sign on class, gets user information
   * from active directory
   *
   * @author ricardo
   */
  public class WindowsSSONAuthenticatorADInfo extends WindowsSSONAuthenticator {
      private static final Logger logger = Logger.getLogger(WindowsSSONAuthenticatorADInfo.class);
      /**
       *
       * @see com.emation.itracker.authentication.WindowsSSONAuthenticator#getExternalUserInfo(java.lang.String)
       */
      protected User getExternalUserInfo(String login) throws AuthenticatorException {
          try {
              // connect to active directory
              ADIntegration ad = new ADIntegration();
              ad.login();
              // get external user info
              User userModel = (User)ad.getUserInfo( login );
              return userModel;
          } catch (LoginException e) {
              logger.error("getExternalUserInfo: " + e.getMessage() + AuthenticatorException.SYSTEM_ERROR );
              throw new AuthenticatorException( "Error accessing Active Directory: " + e.getMessage(), AuthenticatorException.SYSTEM_ERROR, e);
          } catch (IOException e) {
              logger.error( e.getMessage() );
              throw new AuthenticatorException( e.getMessage(), AuthenticatorException.SYSTEM_ERROR);
          }
      }
      
  }