/*

  * Copyright (c) 2003-2011, Simon Brown

  * All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions are met:

  *

  *   - Redistributions of source code must retain the above copyright

  *     notice, this list of conditions and the following disclaimer.

  *

  *   - Redistributions in binary form must reproduce the above copyright

  *     notice, this list of conditions and the following disclaimer in

  *     the documentation and/or other materials provided with the

  *     distribution.

  *

  *   - Neither the name of Pebble nor the names of its contributors may

  *     be used to endorse or promote products derived from this software

  *     without specific prior written permission.

  *

  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE

  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

  * POSSIBILITY OF SUCH DAMAGE.

  */

 package net.sourceforge.pebble.web.action;

 import net.sourceforge.pebble.Constants;

 import net.sourceforge.pebble.PebbleContext;

 import net.sourceforge.pebble.web.view.View;

 import net.sourceforge.pebble.web.view.ForbiddenView;

 import net.sourceforge.pebble.web.view.impl.FilesView;

 import net.sourceforge.pebble.domain.*;

 import javax.servlet.ServletException;

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;

 import java.util.List;

 /**

  * Allows the user to view the files in a specific location - blog images,

  * blog files and theme files.

  *

  * @author    Simon Brown

  */

 public class ViewFilesAction extends AbstractFileAction {

   /**

    * Peforms the processing associated with this action.

    *

    * @param request  the HttpServletRequest instance

    * @param response the HttpServletResponse instance

    * @return the name of the next view

    */

   public View process(HttpServletRequest request, HttpServletResponse response) throws ServletException {

     Blog blog = (Blog)getModel().get(Constants.BLOG_KEY);

     String type = request.getParameter("type");

     String path = request.getParameter("path");

     String fileName = request.getParameter("file");

     // if there is no path, we're looking at the root

     if (path == null || path.length() == 0) {

       path= "/";

     }

     FileManager fileManager = new FileManager(blog, type);

     FileMetaData directory = fileManager.getFileMetaData(path);

     try {

       List files = fileManager.getFiles(path);

       getModel().put("files", files);

     } catch (IllegalFileAccessException e) {

       return new ForbiddenView();

     }

     String uploadAction = null;

     if (type.equals(FileMetaData.BLOG_IMAGE)) {

       uploadAction = "uploadImageToBlog.secureaction";

     } else if (type.equals(FileMetaData.THEME_FILE)) {

       uploadAction = "uploadFileToTheme.secureaction";

     } else {

       uploadAction = "uploadFileToBlog.secureaction";

     }

     // does the user want details about a specific file?

     if (fileName != null && fileName.length() > 0) {

       getModel().put("file", fileManager.getFileMetaData(path, fileName));

     }

     getModel().put("type", type);

     getModel().put("directory", directory);

     getModel().put("parent", fileManager.getParent(directory));

     getModel().put("uploadAction", uploadAction);

     getModel().put("root", fileManager.getFileMetaData("/"));

     if (PebbleContext.getInstance().getConfiguration().getFileUploadQuota() > -1) {

       getModel().put("currentUsage", FileManager.getCurrentUsage(blog));

     }

     return new FilesView();

   }

 }