/*
 * 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.wcm.publication.listener.post;

import javax.jcr.Node;

import org.exoplatform.portal.webui.util.Util;
import org.exoplatform.services.cms.CmsService;
import org.exoplatform.services.listener.Event;
import org.exoplatform.services.listener.Listener;
import org.exoplatform.services.listener.ListenerService;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.exoplatform.services.security.ConversationState;
import org.exoplatform.services.wcm.publication.WCMPublicationService;
import org.exoplatform.services.wcm.utils.WCMCoreUtils;

/**
 * Created by The eXo Platform SAS
 * Author : Hoa Pham
 *          hoa.phamvu@exoplatform.com
 * Mar 6, 2009
 */
public class PostEditContentEventListener extends Listener<CmsService,Node> {

  private static final Log LOG = ExoLogger.getLogger(PostEditContentEventListener.class.getName());

    /** The pservice. */
  private WCMPublicationService publicationService;

  public static final String POST_EDIT_CONTENT_EVENT = "PostEditContentEventListener.event.postEditContent";

  /**
   * Instantiates a new post edit content event listener.
   *
   * @param pservice the pservice
   */
  public PostEditContentEventListener(WCMPublicationService publicationService) {
    this.publicationService = publicationService;
  }

  /* (non-Javadoc)
   * @see org.exoplatform.services.listener.Listener#onEvent(org.exoplatform.services.listener.Event)
   */
  public void onEvent(Event<CmsService, Node> event) throws Exception {
    Node currentNode = event.getData();
    if( currentNode.isNodeType("exo:cssFile") ||
        currentNode.isNodeType("exo:template") ||
        currentNode.isNodeType("exo:jsFile") ||
        currentNode.isNodeType("exo:action") ){
      if (currentNode.isNodeType("exo:cssFile") || currentNode.isNodeType("exo:jsFile")) {
        ListenerService listenerService = WCMCoreUtils.getService(ListenerService.class);
        CmsService cmsService = WCMCoreUtils.getService(CmsService.class);
        listenerService.broadcast(POST_EDIT_CONTENT_EVENT, cmsService, currentNode);
      }
      return;
    }
    String siteName = "";
    String remoteUser = "";
    try {
      siteName = Util.getPortalRequestContext().getPortalOwner();
      remoteUser = Util.getPortalRequestContext().getRemoteUser();
    } catch(NullPointerException npe) {
      ConversationState conversationState = ConversationState.getCurrent();
      if(conversationState == null) return;
      siteName = conversationState.getAttribute("siteName").toString();
      remoteUser = currentNode.getSession().getUserID();
    }
    if (LOG.isInfoEnabled()) LOG.info(currentNode.getPath() + "::" + siteName + "::"+remoteUser);

    String currentState = "";
    String newState = "";
    if (currentNode.hasProperty("publication:currentState")) {
      currentState = currentNode.getProperty("publication:currentState").getString();
    }

    publicationService.updateLifecyleOnChangeContent(currentNode, siteName, remoteUser);
    if (currentNode.hasProperty("publication:currentState")) {
      newState = currentNode.getProperty("publication:currentState").getString();
    }

    if (currentState.equalsIgnoreCase(newState)) {
      ListenerService listenerService = WCMCoreUtils.getService(ListenerService.class);
      CmsService cmsService = WCMCoreUtils.getService(CmsService.class);
      listenerService.broadcast(POST_EDIT_CONTENT_EVENT, cmsService, currentNode);
    }
  }
}
