/**
    * This file Copyright (c) 2007-2013 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.module.samples.setup;
  
  import info.magnolia.jcr.util.NodeUtil;
  import info.magnolia.module.InstallContext;
  import info.magnolia.module.delta.AbstractRepositoryTask;
  import info.magnolia.module.delta.TaskExecutionException;
  
  import java.util.Iterator;
  
  import javax.jcr.Node;
  import javax.jcr.RepositoryException;
  
  import org.apache.commons.lang.StringUtils;
  
  
  /**
   *
   * Update FTL properties (config.templates and dialog) in order to create the equivalent JSP configuration.
   *
   * @version $Id$
   *
   */
  public class UpdateFromFtlToJspConfiguration extends AbstractRepositoryTask{
  
      private final String workspaceName;
      private final String nodePath;
  
      public UpdateFromFtlToJspConfiguration(String name, String description, String workspaceName, String nodePath) {
          super(name, description);
          this.nodePath = nodePath;
          this.workspaceName = workspaceName;
      }
  
      @Override
      protected void doExecute(InstallContext installContext) throws RepositoryException, TaskExecutionException {
          try {
              Node currentnode = installContext.getJCRSession(workspaceName).getNode(nodePath);
              handleNode(currentnode);
              //Get all node children. Exclude MetaData
              Iterable<Node> children = NodeUtil.collectAllChildren(currentnode);
              Iterator<Node> childrenIterator = children.iterator();
              while (childrenIterator.hasNext()) {
                  handleNode(childrenIterator.next());
              }
  
  
          } catch (Exception e) {
              installContext.error("Can't move attributes for node: " + nodePath, e );
          }
  
  
      }
  
      /**
       * Handle node properties to be changed.
       */
      private void handleNode(Node node) throws Exception {
          //Change renderType
          if(node.hasProperty("renderType")) {
              node.getProperty("renderType").setValue("jsp");
          }
  
          //Change templateScript
          if(node.hasProperty("templateScript")) {
              String currentValue = node.getProperty("templateScript").getString();
              String newValue = "/templates"+StringUtils.substringBefore(currentValue, ".ftl")+".jsp";
             node.getProperty("templateScript").setValue(newValue);
         }
 
         //Change id
         if(node.hasProperty("id")) {
             String currentValue = node.getProperty("id").getString();
             String newValue = StringUtils.replace(currentValue,"/ftl/","/jsp/");
             node.getProperty("id").setValue(newValue);
         }
 
         //Change templateId
         if(node.hasProperty("templateId")) {
             String currentValue = node.getProperty("templateId").getString();
             String newValue = StringUtils.replace(currentValue,"/ftl/","/jsp/");
             node.getProperty("templateId").setValue(newValue);
         }
 
         //Change title
         if(node.hasProperty("title")) {
             String currentValue = node.getProperty("title").getString();
             if(currentValue.contains("FTL")) {
                 String newValue = StringUtils.replace(currentValue,"FTL","JSP");
                 node.getProperty("title").setValue(newValue);
             }
           }
 
         //Change description
         if(node.hasProperty("description")) {
             String currentValue = node.getProperty("description").getString();
             if(currentValue.contains("FTL")) {
                 String newValue = StringUtils.replace(currentValue,"FTL","JSP");
                 node.getProperty("description").setValue(newValue);
             }
           }
 
         //Change target
         if(node.hasProperty("target")) {
             String currentValue = node.getProperty("target").getString();
             if(currentValue.contains("/ftl-")) {
                 String newValue = StringUtils.replace(currentValue,"/ftl-","/jsp-");
                 node.getProperty("target").setValue(newValue);
             }
           }
 
     }
 
 }