/**
    * This file Copyright (c) 2003-2014 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.admininterface;
  
  import info.magnolia.cms.core.Content;
  import info.magnolia.cms.core.HierarchyManager;
  import info.magnolia.cms.core.NodeData;
  import info.magnolia.cms.core.Path;
  import info.magnolia.cms.exchange.ExchangeException;
  import info.magnolia.cms.exchange.Syndicator;
  import info.magnolia.cms.gui.control.ControlImpl;
  import info.magnolia.cms.gui.control.Tree;
  import info.magnolia.cms.gui.misc.Sources;
  import info.magnolia.cms.i18n.Messages;
  import info.magnolia.cms.i18n.MessagesManager;
  import info.magnolia.cms.i18n.MessagesUtil;
  import info.magnolia.cms.security.AccessDeniedException;
  import info.magnolia.cms.servlets.CommandBasedMVCServletHandler;
  import info.magnolia.cms.util.AlertUtil;
  import info.magnolia.cms.util.ContentUtil;
  import info.magnolia.cms.util.ExclusiveWrite;
  import info.magnolia.commands.CommandsManager;
  import info.magnolia.context.Context;
  import info.magnolia.context.MgnlContext;
  import info.magnolia.module.admininterface.commands.BaseActivationCommand;
  import info.magnolia.objectfactory.Classes;
  
  import java.io.IOException;
  import java.util.Iterator;
  
  import javax.jcr.PathNotFoundException;
  import javax.jcr.RepositoryException;
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  import org.apache.commons.chain.Command;
  import org.apache.commons.lang.StringUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  
  /**
   * This class wraps the tree control. The AdminInterfaceServlet instantiates a subclass. To build your own tree you
   * have to override the prepareTree() method
   * @author philipp
   * @author Fabrizio Giustina
   */
  
  public class AdminTreeMVCHandler extends CommandBasedMVCServletHandler {
  
      /**
       * this are the used actions
       */
      protected static final String COMMAND_SHOW_TREE = "show"; //$NON-NLS-1$
  
      protected static final String COMMAND_COPY_NODE = "copy"; //$NON-NLS-1$
  
      protected static final String COMMAND_MOVE_NODE = "move"; //$NON-NLS-1$
  
      protected static final String COMMAND_ACTIVATE = "activate"; //$NON-NLS-1$
  
      protected static final String COMMAND_DEACTIVATE = "deactivate"; //$NON-NLS-1$
  
      protected static final String COMMAND_CREATE_NODE = "createNode"; //$NON-NLS-1$
  
      protected static final String COMMAND_DELETE_NODE = "delete"; //$NON-NLS-1$
  
      protected static final String COMMAND_SAVE_VALUE = "saveValue"; //$NON-NLS-1$
 
     /**
      * The view names
      */
 
     protected static final String VIEW_TREE = "tree"; //$NON-NLS-1$
 
     protected static final String VIEW_CREATE = "create"; //$NON-NLS-1$
 
     protected static final String VIEW_VALUE = "value"; //$NON-NLS-1$
 
     protected static final String VIEW_NOTHING = "nothing"; //$NON-NLS-1$
 
     protected static final String VIEW_COPY_MOVE = "copymove"; //$NON-NLS-1$
 
     /**
      * Log
      */
     private static Logger log = LoggerFactory.getLogger(AdminTreeMVCHandler.class);
 
     /**
      * name of the tree (not the repository)
      */
     protected Tree tree;
 
     /**
      * The class to instantiate a tree control
      */
     private String treeClass = Tree.class.getName();
 
     /**
      * The class used to instantiate a AdminTreeConfiguration if not provided. This can get configured in the trees
      * configuration node
      */
     private String configurationClass;
 
     /**
      * The configuration used to configure the tree
      */
     protected AdminTreeConfiguration configuration;
 
     protected String newNodeName = "untitled";
 
     protected String createItemType = Tree.ITEM_TYPE_NODEDATA;
 
     protected String path;
 
     protected String pathOpen;
 
     protected String pathSelected;
 
     protected String rootPath;
 
     /**
      * Used to pass the saved value to the view
      */
     protected String displayValue;
 
     protected String newPath;
 
     private String repository;
 
     private String i18nBasename;
 
     /**
      * Used to display the same tree in the linkbrowser
      */
     protected boolean browseMode;
 
     private boolean enableDeleteConfirmation = true;
 
     /**
      * Override this method if you are not using the same name for the tree and the repository
      * @return name of the repository
      */
     public String getRepository() {
         if (repository == null) {
             repository = this.getName();
         }
         return repository;
     }
 
     public void setRepository(String repository) {
         this.repository = repository;
     }
 
     /**
      * @return the current HierarchyManager
      */
     public HierarchyManager getHierarchyManager() {
         return MgnlContext.getHierarchyManager(this.getRepository());
     }
 
     public AdminTreeMVCHandler(String name, HttpServletRequest request, HttpServletResponse response) {
         super(name, request, response);
     }
 
     @Override
     public void init() {
         super.init();
 
         path = this.getRequest().getParameter("path"); //$NON-NLS-1$
         if (StringUtils.isEmpty(path)) {
             if(StringUtils.isNotEmpty(this.getRootPath())){
                 path = this.getRootPath();
             }
             else{
                 path = "/"; //$NON-NLS-1$
             }
         }
 
         pathOpen = this.getRequest().getParameter("pathOpen"); //$NON-NLS-1$
         pathSelected = this.getRequest().getParameter("pathSelected"); //$NON-NLS-1$
 
         this.setBrowseMode(StringUtils.equals(this.getRequest().getParameter("browseMode"), "true"));
     }
 
     /**
      * Depending on the request it is generating a logical command name
      * @return name of the command
      */
     @Override
     public String getCommand() {
         // if an explicit action was called
         if (StringUtils.isNotEmpty(super.getCommand())) {
             return super.getCommand();
         }
         // actions returned from the tree (pased through treeAction)
         if (StringUtils.isNotEmpty(this.getRequest().getParameter("treeAction"))) { //$NON-NLS-1$
             int treeAction = Integer.parseInt(this.getRequest().getParameter("treeAction")); //$NON-NLS-1$
 
             if (treeAction == Tree.ACTION_COPY) {
                 return COMMAND_COPY_NODE;
             }
             if (treeAction == Tree.ACTION_MOVE) {
                 return COMMAND_MOVE_NODE;
             }
             if (treeAction == Tree.ACTION_ACTIVATE) {
                 return COMMAND_ACTIVATE;
             }
             if (treeAction == Tree.ACTION_DEACTIVATE) {
                 return COMMAND_DEACTIVATE;
             }
 
             return this.getRequest().getParameter("treeAction"); //$NON-NLS-1$
         }
 
         // other actions depending other informations
         if (this.getRequest().getParameter("createItemType") != null) { //$NON-NLS-1$
             return COMMAND_CREATE_NODE;
         }
 
         if (this.getRequest().getParameter("deleteNode") != null) { //$NON-NLS-1$
             return COMMAND_DELETE_NODE;
         }
 
         // editet any value directly in the columns?
         if (this.getRequest().getParameter("saveName") != null //$NON-NLS-1$
                 || this.getRequest().getParameter("saveValue") != null
                 // value to save is a node data's value (config admin)
                 || "true".equals(this.getRequest().getParameter("isNodeDataValue")) //$NON-NLS-1$ //$NON-NLS-2$
                 // value to save is a node data's type (config admin)
                 || "true".equals(this.getRequest().getParameter("isNodeDataType"))) { //$NON-NLS-1$ //$NON-NLS-2$
             return COMMAND_SAVE_VALUE;
         }
 
         return COMMAND_SHOW_TREE;
     }
 
     /**
      * TODO: this is a temporary solution
      */
     @Override
     protected Context getCommandContext(String commandName) {
         Context context = MgnlContext.getInstance();
 
         // set general parameters (repository, path, ..)
         context.put(Context.ATTRIBUTE_REPOSITORY, this.getRepository());
 
         if ("activate".equals(commandName) || "deactivate".equals(commandName)) {
             context.put(BaseActivationCommand.ATTRIBUTE_SYNDICATOR, getActivationSyndicator(this.pathSelected));
             if (this.pathSelected != null) {
                 try {
                     final String uuid = MgnlContext.getHierarchyManager(repository).getContent(this.pathSelected).getUUID();
                     // really only the uuid should be used to identify a piece of content and nothing else
                     context.put(Context.ATTRIBUTE_UUID, uuid);
                     // retrieve content again using uuid and system context to get unaltered path.
                     final String realPath = MgnlContext.getSystemContext().getHierarchyManager(repository).getContentByUUID(uuid).getHandle();
                     context.put(Context.ATTRIBUTE_PATH, realPath);
                 } catch (RepositoryException e) {
                     // this should never happen, user just clicked on the content in admin central
                     log.error("Failed to retrieve content node [{}:{}].", this.repository, this.pathSelected);
                 }
             }
         } else if (this.pathSelected != null) {
             // pathSelected is null in case of delete operation, it should be the responsibility of the caller
             // to set the context attributes properly
             context.put(Context.ATTRIBUTE_PATH, this.pathSelected);
         }
 
         return context;
     }
 
     /**
      * Allow default catalogue
      */
     @Override
     protected Command findCommand(String commandName) {
         Command cmd = super.findCommand(commandName);
         if (cmd == null) {
             cmd = CommandsManager.getInstance().getCommand(CommandsManager.DEFAULT_CATALOG, commandName);
         }
         return cmd;
     }
 
     /**
      * Show the tree after execution of a command
      */
     @Override
     protected String getViewNameAfterExecution(String commandName, Context ctx) {
         return VIEW_TREE;
     }
 
     /**
      * Show the tree
      */
     public String show() {
         return VIEW_TREE;
     }
 
     /**
      * Create a new node and show the tree
      * @return newly created content node
      */
     public String createNode() {
         getTree().setPath(path);
         synchronized (ExclusiveWrite.getInstance()) {
             String name = getTree().createNode(this.getNewNodeName(), createItemType);
             setNewNodeName(name);
         }
         return VIEW_TREE;
     }
 
     /**
      * Copy a node
      */
     public String copy() {
         try {
             synchronized (ExclusiveWrite.getInstance()) {
                 copyOrMove(Tree.ACTION_COPY);
             }
         }
         catch (Exception e) {
             log.error("can't copy", e);
             AlertUtil.setMessage(MessagesManager.get("tree.error.copy") + " " + AlertUtil.getExceptionMessage(e));
         }
         return VIEW_COPY_MOVE;
     }
 
     /**
      * Move a node
      */
     public String move() {
         try {
             synchronized (ExclusiveWrite.getInstance()) {
                 copyOrMove(Tree.ACTION_MOVE);
             }
         }
         catch (Exception e) {
             log.error("can't move", e);
             AlertUtil.setMessage(MessagesManager.get("tree.error.move") + " " + AlertUtil.getExceptionMessage(e));
         }
         return VIEW_COPY_MOVE;
 
     }
 
     /**
      * @param action
      * @throws RepositoryException
      * @throws ExchangeException
      */
     protected void copyOrMove(int action) throws ExchangeException, RepositoryException {
         String pathClipboard = this.getRequest().getParameter("pathClipboard"); //$NON-NLS-1$
         int pasteType = Integer.parseInt(this.getRequest().getParameter("pasteType")); //$NON-NLS-1$
         newPath = pasteNode(pathClipboard, pathSelected, pasteType, action);
 
         if (pasteType == Tree.PASTETYPE_SUB) {
             pathOpen = pathSelected;
         }
         else {
             // open parent path of destination path
             pathOpen = pathSelected.substring(0, pathSelected.lastIndexOf("/")); //$NON-NLS-1$
         }
 
         pathSelected = null;
     }
 
     public void deleteNode(String parentPath, String label) throws ExchangeException, RepositoryException {
         Content parentNode = getHierarchyManager().getContent(parentPath);
         String path;
         if (!parentPath.equals("/")) { //$NON-NLS-1$
             path = parentPath + "/" + label; //$NON-NLS-1$
         }
         else {
             path = "/" + label; //$NON-NLS-1$
         }
         this.deactivateNode(path);
         parentNode.delete(label);
         parentNode.save();
     }
 
     public void deleteNode(String path) throws Exception {
         String parentPath = StringUtils.substringBeforeLast(path, "/"); //$NON-NLS-1$
         String label = StringUtils.substringAfterLast(path, "/"); //$NON-NLS-1$
         deleteNode(parentPath, label);
     }
 
     public String delete() {
         String deleteNode = this.getRequest().getParameter("deleteNode"); //$NON-NLS-1$
         try {
             synchronized (ExclusiveWrite.getInstance()) {
                 deleteNode(path, deleteNode);
             }
         }
         catch (Exception e) {
             log.error("can't delete", e);
             AlertUtil.setMessage(MessagesManager.get("tree.error.delete") + " " + AlertUtil.getExceptionMessage(e));
         }
         return VIEW_TREE;
     }
 
     /**
      * Create the <code>Syndicator</code> to activate the specified path. method implementation will make sure that
      * proper node collection Rule and Sysdicator is used
      * @param path node path to be activated
      * @return the <code>Syndicator</code> used to activate
      */
     public Syndicator getActivationSyndicator(String path) {
         // use command configuration
         return null;
     }
 
     /**
      * Execute the deactivation command
      * @param path
      * @throws ExchangeException
      * @throws RepositoryException
      */
     public void deactivateNode(String path) throws ExchangeException, RepositoryException {
         if (MgnlContext.getHierarchyManager(this.getRepository()).isNodeData(path)) {
             return;
         }
         CommandsManager cm = CommandsManager.getInstance();
 
         Command cmd = cm.getCommand(this.getName(), "deactivate");
         if (cmd == null) {
             cmd = cm.getCommand(CommandsManager.DEFAULT_CATALOG, "deactivate");
         }
 
         if (cmd == null) {
             log.error("deactivate command not found, deactivation will not be performed");
             return;
         }
 
         Context ctx = this.getCommandContext("deactivate");
         // override/set path for deactivation
         // Path is set to "/" if this is called via delete command and not directly through the tree handler
         ctx.setAttribute(Context.ATTRIBUTE_PATH, path, Context.LOCAL_SCOPE);
         try {
             cmd.execute(ctx);
         }
         catch (Exception e) {
             throw new ExchangeException(e);
         }
 
     }
 
     public Content copyMoveNode(String source, String destination, boolean move) throws ExchangeException,
     RepositoryException {
         // todo: ??? generic -> RequestInterceptor.java
         final HierarchyManager hm = getHierarchyManager();
         if (hm.isExist(destination)) {
             String parentPath = StringUtils.substringBeforeLast(destination, "/"); //$NON-NLS-1$
             String label = StringUtils.substringAfterLast(destination, "/"); //$NON-NLS-1$
             label = Path.getUniqueLabel(getHierarchyManager(), parentPath, label);
             destination = parentPath + "/" + label; //$NON-NLS-1$
         }
         if (move) {
             if (destination.indexOf(source + "/") == 0) { //$NON-NLS-1$
                 // todo: disable this possibility in javascript
                 // move source into destination not possible
                 return null;
             }
             try {
                 hm.moveTo(source, destination);
             }
             catch (Exception e) {
                 // try to move below node data
                 return null;
             }
         }
         else {
             // copy
             hm.copyTo(source, destination);
         }
         Content newContent = hm.getContent(destination);
         try {
             newContent.updateMetaData();
             if (!move) {
                 // move doesn't deactivate. Updating metadata is enough to notice the change (status modified)
                 newContent.getMetaData().setUnActivated();
             }
             updateChildMetaData(move, newContent);
         }
         catch (Exception e) {
             if (log.isDebugEnabled()) {
                 log.debug("Exception caught: " + e.getMessage(), e); //$NON-NLS-1$
             }
         }
         newContent.save();
         return newContent;
     }
 
     private void updateChildMetaData(boolean move, Content newContent) throws RepositoryException, AccessDeniedException {
         // update all children as well
         for (Iterator iter = newContent.getChildren().iterator(); iter.hasNext();) {
             Content child = (Content) iter.next();
             child.updateMetaData();
             if (!move) {
                 // move doesn't deactivate. Updating metadata is enough to notice the change (status modified)
                 child.getMetaData().setUnActivated();
             }
             updateChildMetaData(move, child);
         }
     }
 
     public void moveNode(String source, String destination) throws ExchangeException, RepositoryException {
         this.copyMoveNode(source, destination, true);
     }
 
     public void copyNode(String source, String destination) throws ExchangeException, RepositoryException {
         this.copyMoveNode(source, destination, false);
     }
 
     public String renameNode(String newLabel) throws AccessDeniedException, ExchangeException, PathNotFoundException,
     RepositoryException {
         String returnValue;
         String parentPath = StringUtils.substringBeforeLast(this.getPath(), "/"); //$NON-NLS-1$
         newLabel = Path.getValidatedLabel(newLabel);
 
         // don't rename if it uses the same name as the current
         if (this.getPath().endsWith("/" + newLabel)) {
             return newLabel;
         }
 
         String dest = parentPath + "/" + newLabel; //$NON-NLS-1$
         if (getHierarchyManager().isExist(dest)) {
             newLabel = Path.getUniqueLabel(getHierarchyManager(), parentPath, newLabel);
             dest = parentPath + "/" + newLabel; //$NON-NLS-1$
         }
 
         //this.deactivateNode(this.getPath());
 
         log.info("Moving node from " + this.getPath() + " to " + dest); //$NON-NLS-1$ //$NON-NLS-2$
         if (getHierarchyManager().isNodeData(this.getPath())) {
             Content parentPage = getHierarchyManager().getContent(parentPath);
             NodeData newNodeData = parentPage.createNodeData(newLabel);
             NodeData existingNodeData = getHierarchyManager().getNodeData(this.getPath());
             newNodeData.setValue(existingNodeData.getValue());
             existingNodeData.delete();
             dest = parentPath;
         }
         else {
             Content current = getHierarchyManager().getContent(this.getPath());
             ContentUtil.rename(current, newLabel);
             current.getParent().save();
         }
 
         Content newPage = getHierarchyManager().getContent(dest);
         returnValue = newLabel;
         newPage.updateMetaData();
         newPage.save();
 
         return returnValue;
     }
 
     /**
      * Saves a value edited directly inside the tree. This can also be a lable
      * @return name of the view
      */
     public String saveValue() {
         String saveName = this.getRequest().getParameter("saveName"); //$NON-NLS-1$
         Tree tree = getTree();
 
         // value to save is a node data's value (config admin)
         boolean isNodeDataValue = "true".equals(this.getRequest().getParameter("isNodeDataValue")); //$NON-NLS-1$ //$NON-NLS-2$
 
         // value to save is a node data's type (config admin)
         boolean isNodeDataType = "true".equals(this.getRequest().getParameter("isNodeDataType")); //$NON-NLS-1$ //$NON-NLS-2$
 
         String value = StringUtils.defaultString(this.getRequest().getParameter("saveValue")); //$NON-NLS-1$
 
         displayValue = StringUtils.EMPTY;
         // value to save is a content's meta information
         boolean isMeta = "true".equals(this.getRequest().getParameter("isMeta")); //$NON-NLS-1$ //$NON-NLS-2$
         // value to save is a label (name of page, content node or node data)
         boolean isLabel = "true".equals(this.getRequest().getParameter("isLabel")); //$NON-NLS-1$ //$NON-NLS-2$
 
         if (isNodeDataValue || isNodeDataType) {
             tree.setPath(StringUtils.substringBeforeLast(path, "/")); //$NON-NLS-1$
             saveName = StringUtils.substringAfterLast(path, "/"); //$NON-NLS-1$
         }
         else {
             // "/modules/templating/Templates/x"
             tree.setPath(path);
         }
 
         if (isLabel) {
             displayValue = rename(value);
         }
         else if (isNodeDataType) {
             int type = Integer.valueOf(value).intValue();
             synchronized (ExclusiveWrite.getInstance()) {
                 displayValue = tree.saveNodeDataType(saveName, type);
             }
         }
         else {
             synchronized (ExclusiveWrite.getInstance()) {
                 displayValue = tree.saveNodeData(saveName, value, isMeta);
             }
         }
 
         // if there was a displayValue passed show it instead of the written value
         displayValue = StringUtils.defaultString(this.getRequest().getParameter("displayValue"), value); //$NON-NLS-1$
 
         displayValue = encodeHTML(displayValue);
 
         return VIEW_VALUE;
     }
 
     public String encodeHTML(String value){
         value = value.replace("<", "&lt;");
         value = value.replace(">", "&gt;");
         return value;
     }
 
     /**
      * Called during a renaming of a node. First is the action saveValue called
      * @param value the new name
      * @return return the new name (can change if there were not allowed characters passed)
      */
     protected String rename(String value) {
         try {
             synchronized (ExclusiveWrite.getInstance()) {
                 return renameNode(value);
             }
         }
         catch (Exception e) {
             log.error("can't rename", e);
             AlertUtil.setMessage(MessagesManager.get("tree.error.rename") + " " + AlertUtil.getExceptionMessage(e));
         }
         return StringUtils.EMPTY;
     }
 
     public String pasteNode(String pathOrigin, String pathSelected, int pasteType, int action)
             throws ExchangeException, RepositoryException {
         boolean move = false;
         if (action == Tree.ACTION_MOVE) {
             move = true;
         }
         String label = StringUtils.substringAfterLast(pathOrigin, "/"); //$NON-NLS-1$
         String slash = "/"; //$NON-NLS-1$
         if (pathSelected.equals("/")) { //$NON-NLS-1$
             slash = StringUtils.EMPTY;
         }
         String destination = pathSelected + slash + label;
         if (pasteType == Tree.PASTETYPE_SUB && action != Tree.ACTION_COPY && destination.equals(pathOrigin)) {
             // drag node to parent node: move to last position
             pasteType = Tree.PASTETYPE_LAST;
         }
         if (pasteType == Tree.PASTETYPE_SUB) {
             destination = pathSelected + slash + label;
             Content touchedContent = this.copyMoveNode(pathOrigin, destination, move);
             if (touchedContent == null) {
                 return StringUtils.EMPTY;
             }
             return touchedContent.getHandle();
 
         }
         else if (pasteType == Tree.PASTETYPE_LAST) {
             // LAST only available for sorting inside the same directory
             try {
                 Content touchedContent = getHierarchyManager().getContent(pathOrigin);
                 return touchedContent.getHandle();
             }
             catch (RepositoryException re) {
                 return StringUtils.EMPTY;
             }
         }
         else {
             try {
                 // PASTETYPE_ABOVE | PASTETYPE_BELOW
                 String nameSelected = StringUtils.substringAfterLast(pathSelected, "/"); //$NON-NLS-1$
                 String nameOrigin = StringUtils.substringAfterLast(pathOrigin, "/"); //$NON-NLS-1$
                 Content tomove = getHierarchyManager().getContent(pathOrigin);
                 Content selected = getHierarchyManager().getContent(pathSelected);
                 // ordering inside a node?
                 // do not check the uuid since this is not working on the root node !!
                 if (tomove.getParent().getHandle().equals(selected.getParent().getHandle())) {
                     // if move just set the new ordering
                     if (move) {
                         tomove.getParent().orderBefore(nameOrigin, nameSelected);
                         // deactivate
                         tomove.updateMetaData();
                         // this.deactivateNode(pathOrigin);
                         tomove.getParent().save();
                     }
                     else {
                         Content newNode = this.copyMoveNode(pathOrigin, pathOrigin, move);
                         tomove.getParent().orderBefore(newNode.getName(), nameSelected);
                         tomove.getParent().save();
                     }
 
                 }
                 else {
                     String newOrigin = selected.getParent().getHandle() + "/" + nameOrigin;
                     // clean the newOrigin if we move/copy to the root
                     if (newOrigin.startsWith("//")) {
                         newOrigin = StringUtils.removeStart(newOrigin, "/");
                     }
                     Content newNode = this.copyMoveNode(pathOrigin, newOrigin, move);
 
                     if (pasteType == Tree.PASTETYPE_ABOVE) {
                         newNode.getParent().orderBefore(newNode.getName(), nameSelected);
                         newNode.getParent().save();
                     }
                 }
                 return tomove.getHandle();
             }
             catch (RepositoryException re) {
                 re.printStackTrace();
                 log.error("Problem when pasting node", re);
                 return StringUtils.EMPTY;
             }
         }
     }
 
     /**
      * Render the tree depending on the view name.
      * @param view
      * @throws IOException
      */
     @Override
     public void renderHtml(String view) throws IOException {
         StringBuffer html = new StringBuffer(500);
 
         // an alert can happen if there were deactivation problems during a renaming
         if (AlertUtil.isMessageSet()) {
             html.append("<input type=\"hidden\" id=\"mgnlMessage\" value=\"");
             html.append(ControlImpl.escapeHTML(AlertUtil.getMessage()));
             html.append("\" />");
         }
 
         if (VIEW_TREE.equals(view) || VIEW_CREATE.equals(view) || VIEW_COPY_MOVE.equals(view)) {
             // if there was a node created we have not to set the pathes
             if (!view.equals(VIEW_CREATE)) {
                 getTree().setPathOpen(pathOpen);
                 getTree().setPathSelected(pathSelected);
             }
 
             // after moving or copying
             if (view.equals(VIEW_COPY_MOVE)) {
                 // pass new path to tree.js for selecting the newly created node
                 // NOTE: tree.js checks for this pattern; adapt it there, if any changes are made here
                 html.append("<input type=\"hidden\" id=\"mgnlSelectNode\" value=\"");
                 html.append(newPath);
                 html.append("\" />");
             }
 
             renderTree(html);
         }
 
         // after saving a column value
         else if (view.equals(VIEW_VALUE)) {
             html.append(displayValue);
         }
         this.getResponse().getWriter().print(html);
     }
 
     /**
      * Create the html for the tree. Calls tree.getHtml after calling prepareTree.
      * @param html
      */
     protected void renderTree(StringBuffer html) {
         String mode = StringUtils.defaultString(this.getRequest().getParameter("treeMode")); //$NON-NLS-1$
         boolean snippetMode = mode.equals("snippet"); //$NON-NLS-1$
         Tree tree = getTree();
 
         tree.setJavascriptTree("mgnlTreeControl"); //$NON-NLS-1$
         tree.setBrowseMode(this.isBrowseMode());
 
         if (!snippetMode) {
             // MAGNOLIA-2221 MAGNOLIA-2793 Enabling this doctype puts Firefox in standards-compliance mode and completely breaks the tree rendering
             // html.append("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n"); //$NON-NLS-1$
             html.append("<html>\n");
             html.append("<head>\n"); //$NON-NLS-1$
             html.append("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\"/>\n"); //$NON-NLS-1$
             renderHeaderIncludes(html);
             html.append("<title>Magnolia</title>\n"); //$NON-NLS-1$
             html.append("</head>\n");
             html.append("<body class=\"mgnlBgDark\">");
         }
 
         tree.setSnippetMode(snippetMode);
         tree.setHeight(50);
 
         tree.setPath(path);
 
         this.getConfiguration().prepareTree(tree, this.isBrowseMode(), this.getRequest());
         this.getConfiguration().prepareContextMenu(tree, this.isBrowseMode(), this.getRequest());
         this.getConfiguration().prepareFunctionBar(tree, this.isBrowseMode(), this.getRequest());
 
         if (!snippetMode) {
             html.append("<div id=\"");
             html.append(tree.getJavascriptTree());
             html.append("_DivSuper\" style=\"display:block;\">");
         }
         html.append(tree.getHtml());
         if (!snippetMode) {
             html.append("</div>"); //$NON-NLS-1$
         }
 
         if (!snippetMode) {
             html.append("</body></html>"); //$NON-NLS-1$
         }
     }
 
     /**
      * @param html
      */
     protected void renderHeaderIncludes(StringBuffer html) {
         html.append(new Sources(this.getRequest().getContextPath()).getHtmlJs());
         html.append(new Sources(this.getRequest().getContextPath()).getHtmlCss());
     }
 
     protected void setTree(Tree tree) {
         this.tree = tree;
     }
 
     protected Tree getTree() {
         if (tree == null) {
             tree = Classes.quietNewInstance(getTreeClass(), getName(), getRepository());
 
             if (tree == null) {
                 // try to get the Tree with the deprecated constructor !
                 log.warn("The {} Tree class is probably using the deprecated (String name, String repository, HttpServletRequest request) constructor. Please use the (String name, String repository) constructor instead.", getTreeClass());
                 tree = Classes.quietNewInstance(this.getTreeClass(), getName(), getRepository(), getRequest());
             }
             if (tree == null) {
                 // again and this time fail w/ proper error ... or throw npe
                 try {
                     tree = Classes.newInstance(getTreeClass(), getName(), getRepository());
                 } catch (ClassNotFoundException e) {
                     log.error("Failed to find implementation class " + getTreeClass() + " for tree named " + getName() + " for repository " + getRepository(), e);
                     return null;
                 }
             }
             if (tree == null) {
                 throw new NullPointerException("Failed to instantiate tree implemtation " + getTreeClass() + " named " + getName() + " for repository " + getRepository());
             }
             tree.setRootPath(this.getRootPath());
         }
         return tree;
     }
 
 
     public String getNewNodeName() {
         return this.newNodeName;
     }
 
 
     public void setNewNodeName(String newNodeName) {
         this.newNodeName = newNodeName;
     }
 
     protected String getPath() {
         return path;
     }
 
     protected String getPathSelected() {
         return pathSelected;
     }
 
 
     public String getCreateItemType() {
         return this.createItemType;
     }
 
 
     public void setCreateItemType(String createItemType) {
         this.createItemType = createItemType;
     }
 
     /**
      * @return Returns the browseMode.
      */
     public boolean isBrowseMode() {
         return browseMode;
     }
 
     /**
      * @param browseMode The browseMode to set.
      */
     public void setBrowseMode(boolean browseMode) {
         this.browseMode = browseMode;
     }
 
     /**
      * Returns the configuration object for this tree; if it's not been instanciated yet,
      * this method attempts to instanciate the configurationClass. (i.e a pre-instanciated
      * AdminTreeConfiguration could already have been set by content2bean)
      */
     public AdminTreeConfiguration getConfiguration() {
         if (this.configuration == null) {
             if (getConfigurationClass() == null) {
                 return null;
             }
             final AdminTreeConfiguration treeConfiguration = Classes.quietNewInstance(getConfigurationClass());
             setConfiguration(treeConfiguration);
         }
         return this.configuration;
     }
 
     /**
      * @param configuration The configuration to set.
      */
     public void setConfiguration(AdminTreeConfiguration configuration) {
         this.configuration = configuration;
         final Messages messages = MessagesUtil.chainWithDefault(getI18nBasename());
         configuration.setMessages(messages);
         if (configuration instanceof AbstractTreeConfiguration) {
             ((AbstractTreeConfiguration) configuration).setEnableDeleteConfirmation(isEnableDeleteConfirmation());
         }
     }
 
     public String getConfigurationClass() {
         return configurationClass;
     }
 
     public void setConfigurationClass(String configClass) {
         this.configurationClass = configClass;
     }
 
     public String getTreeClass() {
         return treeClass;
     }
 
     public void setTreeClass(String treeClass) {
         this.treeClass = treeClass;
     }
 
     public String getI18nBasename() {
         return i18nBasename;
     }
 
     public void setI18nBasename(String i18nBasename) {
         this.i18nBasename = i18nBasename;
     }
 
     public String getRootPath() {
         return rootPath;
     }
 
     public void setRootPath(String rootPath) {
         this.rootPath = rootPath;
     }
 
     public boolean isEnableDeleteConfirmation() {
         return enableDeleteConfirmation;
     }
 
     public void setEnableDeleteConfirmation(boolean enableConfirmation) {
         this.enableDeleteConfirmation = enableConfirmation;
         AdminTreeConfiguration conf = getConfiguration();
         if (conf != null && conf instanceof AbstractTreeConfiguration) {
             ((AbstractTreeConfiguration) conf).setEnableDeleteConfirmation(isEnableDeleteConfirmation());
         }
     }
 }