/**
    * This file Copyright (c) 2013-2018 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.audit;
  
  import info.magnolia.jcr.decoration.ContentDecoratorSessionWrapper;
  
  import java.util.LinkedList;
  import java.util.Map;
  import java.util.Map.Entry;
  
  import javax.jcr.AccessDeniedException;
  import javax.jcr.InvalidItemStateException;
  import javax.jcr.ItemExistsException;
  import javax.jcr.PathNotFoundException;
  import javax.jcr.ReferentialIntegrityException;
  import javax.jcr.RepositoryException;
  import javax.jcr.Session;
  import javax.jcr.lock.LockException;
  import javax.jcr.nodetype.ConstraintViolationException;
  import javax.jcr.nodetype.NoSuchNodeTypeException;
  import javax.jcr.version.VersionException;
  
  /**
   * A Session wrapper implementation which inform
   * Magnolia audit logging content decorator {@link info.magnolia.audit.MgnlAuditLoggingContentDecorator} about action (Move, Delete) on the node.
   * The implementation also take care about logging actions into audit-log output during save action.
   */
  public class MgnlAuditLoggingContentDecoratorSessionWrapper extends ContentDecoratorSessionWrapper<MgnlAuditLoggingContentDecorator> {
  
      public MgnlAuditLoggingContentDecoratorSessionWrapper(Session session, MgnlAuditLoggingContentDecorator contentDecorator) {
          super(session, contentDecorator);
      }
  
      @Override
      public void move(String srcAbsPath, String destAbsPath) throws ItemExistsException, PathNotFoundException, VersionException, ConstraintViolationException, LockException, RepositoryException {
          super.move(srcAbsPath, destAbsPath);
          getContentDecorator().logActionMove(srcAbsPath, destAbsPath, getWorkspace().getName());
      }
  
      @Override
      public void removeItem(String absPath) throws VersionException, LockException, ConstraintViolationException, AccessDeniedException, RepositoryException {
          super.removeItem(absPath);
          getContentDecorator().logActionDelete(absPath, getWorkspace().getName(), null);
      }
  
      /**
       * During node save action log all action which was done in the session.
       */
      @Override
      public void save() throws AccessDeniedException, ItemExistsException, ReferentialIntegrityException, ConstraintViolationException, InvalidItemStateException, VersionException, LockException, NoSuchNodeTypeException, RepositoryException {
          super.save();
  
          Map<String, LinkedList<MgnlAuditLogEntry>> logMap = getContentDecorator().getLogEntries();
          for (Entry<String, LinkedList<MgnlAuditLogEntry>> pathLogEntries : logMap.entrySet()) {
              for (MgnlAuditLogEntry entry : pathLogEntries.getValue()) {
                  AuditLoggingUtil.log(entry.getAction(), entry.getTimeStamp(), entry.getWorkspace(), entry.getNodeType(), entry.getPath(), entry.getPathTo());
              }
          }
          logMap.clear();
      }
  
  }