/***************************************************************************
    * Copyright (C) 2003-2009 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.ecm.webui.component.explorer.rightclick.manager;
  
  import java.util.Arrays;
  import java.util.List;
  import java.util.regex.Matcher;
  
  import javax.jcr.AccessDeniedException;
  import javax.jcr.Node;
  import javax.jcr.PathNotFoundException;
  import javax.jcr.Session;
  
  import org.exoplatform.ecm.webui.component.explorer.UIJCRExplorer;
  import org.exoplatform.ecm.webui.component.explorer.UIWorkingArea;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.CanSetPropertyFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsCheckedOutFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotContainBinaryFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotInTrashFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotLockedFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotTrashHomeNodeFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsVersionableFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsVersionableOrAncestorFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.listener.UIWorkingAreaActionListener;
  import org.exoplatform.ecm.webui.utils.JCRExceptionManager;
  import org.exoplatform.web.application.ApplicationMessage;
  import org.exoplatform.webui.config.annotation.ComponentConfig;
  import org.exoplatform.webui.config.annotation.EventConfig;
  import org.exoplatform.webui.core.UIApplication;
  import org.exoplatform.webui.core.UIComponent;
  import org.exoplatform.webui.event.Event;
  import org.exoplatform.webui.ext.filter.UIExtensionFilter;
  import org.exoplatform.webui.ext.filter.UIExtensionFilters;
  import org.exoplatform.webui.ext.manager.UIAbstractManager;
  import org.exoplatform.webui.ext.manager.UIAbstractManagerComponent;
  
  /**
   * Created by The eXo Platform SARL
   * Author : Hoang Van Hung
   *          hunghvit@gmail.com
   * Aug 6, 2009
   */
  
  @ComponentConfig(
      events = {
        @EventConfig(listeners = CheckInManageComponent.CheckInActionListener.class)
      }
  )
  
  public class CheckInManageComponent extends UIAbstractManagerComponent {
  
    private static final List<UIExtensionFilter> FILTERS
          = Arrays.asList(new UIExtensionFilter[]{new IsNotInTrashFilter(),
                                                  new CanSetPropertyFilter(),
                                                  new IsNotLockedFilter(),
                                                  new IsVersionableOrAncestorFilter(),
                                                  new IsCheckedOutFilter(),
                                                  new IsVersionableFilter(),
                                                  new IsNotTrashHomeNodeFilter(),
                                                  new IsNotContainBinaryFilter()});
  
    @UIExtensionFilters
    public List<UIExtensionFilter> getFilters() {
      return FILTERS;
    }
  
    public static void checkInManage(Event<? extends UIComponent> event, UIJCRExplorer uiExplorer,
        UIApplication uiApp) throws Exception {
      String nodePath = event.getRequestContext().getRequestParameter(OBJECTID);
      if (nodePath == null) {
        nodePath = uiExplorer.getCurrentWorkspace() + ':' + uiExplorer.getCurrentPath();
      }
      Matcher matcher = UIWorkingArea.FILE_EXPLORER_URL_SYNTAX.matcher(nodePath);
      String wsName = null;
      if (matcher.find()) {
        wsName = matcher.group(1);
        nodePath = matcher.group(2);
      } else {
        throw new IllegalArgumentException("The ObjectId is invalid '"+ nodePath + "'");
      }
      Session session = uiExplorer.getSessionByWorkspace(wsName);
      // Use the method getNodeByPath because it is link aware
      Node node = uiExplorer.getNodeByPath(nodePath, session);
      // Reset the path to manage the links that potentially create virtual path
     nodePath = node.getPath();
     // Reset the session to manage the links that potentially change of workspace
     session = node.getSession();
     // Reset the workspace name to manage the links that potentially change of workspace
     wsName = session.getWorkspace().getName();
 
     try {
       Node parentNode = node.getParent();
       uiExplorer.addLockToken(parentNode);
       node.checkin();
     } catch(PathNotFoundException path) {
       uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.path-not-found-exception",
           null,ApplicationMessage.WARNING));
       
       return;
     } catch (AccessDeniedException adEx) {
       uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.can-not-checkin-node", null, ApplicationMessage.WARNING));
       uiExplorer.updateAjax(event);
       return;
     } catch (Exception e) {
       JCRExceptionManager.process(uiApp, e);
       
       uiExplorer.updateAjax(event);
     }
 
   }
 
   public static class CheckInActionListener extends UIWorkingAreaActionListener<CheckInManageComponent> {
     public void processEvent(Event<CheckInManageComponent> event) throws Exception {
       UIJCRExplorer uiExplorer = event.getSource().getAncestorOfType(UIJCRExplorer.class);
       UIApplication uiApp = event.getSource().getAncestorOfType(UIApplication.class);
       checkInManage(event, uiExplorer, uiApp);
     }
   }
 
   @Override
   public Class<? extends UIAbstractManager> getUIAbstractManagerClass() {
     return null;
   }
 
 }