org.silverpeas.components.silvercrawler.servlets.DragAndDrop.java Source code

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Here is the source code for org.silverpeas.components.silvercrawler.servlets.DragAndDrop.java

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/*
 * Copyright (C) 2000 - 2018 Silverpeas
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * As a special exception to the terms and conditions of version 3.0 of
 * the GPL, you may redistribute this Program in connection with Free/Libre
 * Open Source Software ("FLOSS") applications as described in Silverpeas's
 * FLOSS exception. You should have recieved a copy of the text describing
 * the FLOSS exception, and it is also available here:
 * "https://www.silverpeas.org/legal/floss_exception.html"
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package org.silverpeas.components.silvercrawler.servlets;

import org.apache.commons.io.FileUtils;
import org.apache.commons.io.filefilter.FileFilterUtils;
import org.silverpeas.components.silvercrawler.control.SilverCrawlerSessionController;
import org.silverpeas.components.silvercrawler.control.UploadItem;
import org.silverpeas.components.silvercrawler.control.UploadReport;
import org.silverpeas.core.io.upload.UploadSession;
import org.silverpeas.core.util.logging.SilverLogger;
import org.silverpeas.core.web.http.HttpRequest;
import org.silverpeas.core.web.mvc.webcomponent.SilverpeasAuthenticatedHttpServlet;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.FileFilter;
import java.io.IOException;
import java.io.UnsupportedEncodingException;

/**
 * Class declaration
 * @author
 */
public class DragAndDrop extends SilverpeasAuthenticatedHttpServlet {

    private static final long serialVersionUID = 1L;

    @Override
    public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
        doPost(req, res);
    }

    @Override
    public void doPost(HttpServletRequest req, HttpServletResponse res) {

        HttpRequest request = HttpRequest.decorate(req);
        try {
            request.setCharacterEncoding("UTF-8");
        } catch (UnsupportedEncodingException e) {
            SilverLogger.getLogger(this).error(e);
            try {
                res.sendError(HttpServletResponse.SC_BAD_REQUEST);
                return;
            } catch (IOException e1) {
                SilverLogger.getLogger(this).error(e1);
            }
        }

        UploadSession uploadSession = UploadSession.from(request);

        try {
            String componentId = request.getParameter("ComponentId");
            boolean ignoreFolders = request.getParameterAsBoolean("IgnoreFolders");

            if (!uploadSession.isUserAuthorized(componentId)) {
                throwHttpForbiddenError();
            }

            SilverCrawlerSessionController sessionController = getSessionInfo(request)
                    .getAttribute("Silverpeas_SilverCrawler_" + componentId);

            // build report
            UploadReport report = sessionController.getLastUploadReport();
            if (report == null) {
                report = new UploadReport();
                sessionController.setLastUploadReport(report);
            }

            File rootUploadFolder = new File(uploadSession.getRootFolder().getParentFile(),
                    "SilverCrawler_" + uploadSession.getRootFolder().getName());
            int rootUploadFolderPathLength = rootUploadFolder.getPath().length();
            FileUtils.moveDirectory(uploadSession.getRootFolder(), rootUploadFolder);

            // Setting into report instance the path into which the files have been uploaded
            report.setRepositoryPath(rootUploadFolder);

            if (ignoreFolders) {
                // Verifying that is does not exist folders
                File[] folders = rootUploadFolder.listFiles((FileFilter) FileFilterUtils.directoryFileFilter());
                if (folders != null && folders.length > 0) {
                    report.setFailed(true);
                    report.setForbiddenFolderDetected(true);
                    return;
                }
            }

            // Loop items
            for (File file : FileUtils.listFiles(rootUploadFolder, FileFilterUtils.fileFileFilter(),
                    FileFilterUtils.trueFileFilter())) {

                // Get the file path and name
                File fileName = new File(file.getPath().substring(rootUploadFolderPathLength));

                // Logging the name of the file

                // Save info into report
                UploadItem uploadItem = new UploadItem();
                uploadItem.setFileName(fileName.getName());
                uploadItem.setParentRelativePath(fileName.getParentFile());
                report.addItem(uploadItem);
            }

        } catch (Exception e) {
            SilverLogger.getLogger(this).error(e);
            try {
                res.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
                return;
            } catch (IOException e1) {
                SilverLogger.getLogger(this).error(e1);
            }
        } finally {
            uploadSession.clear();
        }
    }
}