/*
    * This software was designed and created by Jason Carroll.
    * Copyright (c) 2002, 2003, 2004 Jason Carroll.
    * The author can be reached at jcarroll@cowsultants.com
    * ITracker website: http://www.cowsultants.com
    * ITracker forums: http://www.cowsultants.com/phpBB/index.php
    *
    * This program is free software; you can redistribute it and/or modify
    * it only under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   */
  
  package org.itracker.web.forms;
  
  import javax.servlet.http.HttpServletRequest;
  
  import org.apache.struts.action.ActionErrors;
  import org.apache.struts.action.ActionMapping;
  import org.apache.struts.validator.ValidatorForm;
  
  /**
   * This is the LoginForm Struts Form. It is used by Login form.
   * 
   * @author ready
   * 
   */
  public class LoginForm extends ValidatorForm {
  	/**
  	 * 
  	 */
  	private static final long serialVersionUID = 1L;
  	private String login = null;
  	private String password = null;
  	private boolean skip = false;
  
  	public String getLogin() {
  		return login;
  	}
  
  	public void setLogin(String login) {
  		this.login = login;
  	}
  
  	public String getPassword() {
  		return password;
  	}
  
  	public void setPassword(String password) {
  		this.password = password;
  	}
  
  	public void reset(ActionMapping mapping, HttpServletRequest request) {
  		login = null;
  		password = null;
  
  	}
  
  	/**
  	 * Skip login authentication.
  	 * 
  	 * @return
  	 */
  	public boolean isSkip() {
  		return skip;
  	}
  
  	public ActionErrors validate(ActionMapping mapping,
  			HttpServletRequest request) {
  		Boolean skipLogin = (Boolean) request.getSession().getAttribute(
  				"loginForwarded");
  		if (null == skipLogin) {
  			skipLogin = false;
  		}
  		skipLogin |= (null == getLogin() && null == getPassword());
  		
  		ActionErrors errors;
  		/*
  		 * SKIP credentials validation when forwarded to login.
  		 */
  		if (skipLogin == null || !skipLogin.booleanValue()) {
  			// log.debug("execute: forwarded, skip login.");
  			errors = super.validate(mapping, request);
  		} else {
  			request.getSession().removeAttribute("loginForwarded");
  			this.skip = true;
  			return new ActionErrors();
  		}
  		return errors;
  	}
  
  }