/**
    * This file Copyright (c) 2003-2010 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.importexport;
  
  import info.magnolia.cms.core.Content;
  import info.magnolia.cms.core.HierarchyManager;
  import info.magnolia.cms.util.SiblingsHelper;
  import info.magnolia.cms.util.StringLengthComparator;
  import info.magnolia.context.MgnlContext;
  
  import java.io.File;
  import java.io.FileOutputStream;
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.Collections;
  import java.util.Iterator;
  import java.util.List;
  
  import javax.jcr.RepositoryException;
  
  import org.apache.commons.io.IOUtils;
  import org.apache.commons.lang.StringUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  
  /**
   *
   * @author philipp
   * @version $Revision: 32667 $ ($Author: gjoseph $)
   */
  public class BootstrapUtil {
      private static final Logger log = LoggerFactory.getLogger(BootstrapUtil.class);
  
      public static void bootstrap(String[] resourceNames, int importUUIDBehavior) throws IOException, RepositoryException {
          // sort by length --> import parent node first
          List list = new ArrayList(Arrays.asList(resourceNames));
  
          Collections.sort(list, new StringLengthComparator());
  
          for (Iterator iter = list.iterator(); iter.hasNext();) {
              String resourceName = (String) iter.next();
  
              // windows again
              resourceName = StringUtils.replace(resourceName, "\\", "/");
  
              String name = StringUtils.removeEnd(StringUtils.substringAfterLast(resourceName, "/"), ".xml");
  
              String repository = StringUtils.substringBefore(name, ".");
              String pathName = StringUtils.substringAfter(StringUtils.substringBeforeLast(name, "."), "."); //$NON-NLS-1$
              String nodeName = StringUtils.substringAfterLast(name, ".");
              String fullPath;
              if (StringUtils.isEmpty(pathName)) {
                  pathName = "/";
                  fullPath = "/" + nodeName;
              }
              else {
                  pathName = "/" + StringUtils.replace(pathName, ".", "/");
                  fullPath = pathName + "/" + nodeName;
              }
  
              log.debug("Will bootstrap {}", resourceName);
              final InputStream stream = BootstrapUtil.class.getResourceAsStream(resourceName);
              if (stream == null) {
                  throw new IOException("Can't find resource to bootstrap at " + resourceName);
              }
 
             // if the node already exists we will keep the order
             String nameOfNodeAfterTheImportedNode = null;
             
             final HierarchyManager hm = MgnlContext.getHierarchyManager(repository);
 
             // if the path already exists --> delete it
             try {
 
                 // hm can be null if module is not properly registered and the repository has not been created
                 if (hm != null && hm.isExist(fullPath)) {
                     // but keep the order
                     Content node = hm.getContent(fullPath);
                     SiblingsHelper siblings = SiblingsHelper.of(node);
                     if(!siblings.isLast()){
                         nameOfNodeAfterTheImportedNode = siblings.next().getName();
                     }
                     
                     hm.delete(fullPath);
                     log.warn("Deleted already existing node for bootstrapping: {}", fullPath);
                 }
             } catch (RepositoryException e) {
                 throw new RepositoryException("Can't check existence of node for bootstrap file: [" + name + "]", e);
             }
 
             DataTransporter.importXmlStream(stream, repository, pathName, name, false, importUUIDBehavior, false, true);
         
             if(nameOfNodeAfterTheImportedNode != null){
                 Content newNode = hm.getContent(fullPath);
                 newNode.getParent().orderBefore(nodeName, nameOfNodeAfterTheImportedNode);
             }
         
         }
     }
 
     public static void export(Content content, File directory) throws IOException, RepositoryException{
         String fileName = content.getHierarchyManager().getName() + content.getHandle().replace("/", ".") + ".xml";
         File file = new File(directory, fileName);
         FileOutputStream out = new FileOutputStream(file);
         try{
             DataTransporter.executeExport(out,false, true, content.getWorkspace().getSession(), content.getHandle(), content.getHierarchyManager().getName(), DataTransporter.XML);
         }
         finally{
             IOUtils.closeQuietly(out);
         }
     }
 
 }