/*
    * Copyright (C) 2003-2008 eXo Platform SAS.
    *
    * This program is free software; you can redistribute it and/or
    * modify it under the terms of the GNU Affero General Public License
    * as published by the Free Software Foundation; either version 3
    * 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.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, see<http://www.gnu.org/licenses/>.
   */
  package org.exoplatform.services.cms.jcrext;
  
  import java.util.GregorianCalendar;
  
  import javax.jcr.Node;
  import javax.jcr.Property;
  
  import org.apache.commons.chain.Context;
  import org.exoplatform.services.command.action.Action;
  import org.exoplatform.services.security.ConversationState;
  
  /**
   * Created by The eXo Platform SARL
   * Author : Dang Van Minh
   *          minh.dang@exoplatform.com
   * Nov 2, 2009
   * 3:09:32 AM
   */
  /**
   * Store all informations of node's modification
   *
   */
  public class ModifyNodeAction implements Action {
  
    public boolean execute(Context context) throws Exception {
      Object item = context.get("currentItem");
      Node node = (item instanceof Property) ?
                  ((Property)item).getParent() :
                  (Node)item;
      if(node.isNodeType("nt:resource")) node = node.getParent();
      ConversationState conversationState = ConversationState.getCurrent();
      String userName = (conversationState == null) ? node.getSession().getUserID() :
                                                      conversationState.getIdentity().getUserId();
      if(node.canAddMixin("exo:modify")) {
        node.addMixin("exo:modify");
      }
      node.setProperty("exo:lastModifiedDate", new GregorianCalendar());
      node.setProperty("exo:lastModifier",userName);
      return false;
    }
  
  }