content: /*
   * This library is part of OpenCms -
   * the Open Source Content Management System
   *
   * Copyright (c) Alkacon Software GmbH & Co. KG (https://www.alkacon.com)
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library 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
   * Lesser General Public License for more details.
   *
   * For further information about Alkacon Software GmbH & Co. KG, please see the
   * company website: https://www.alkacon.com
   *
   * For further information about OpenCms, please see the
   * project website: https://www.opencms.org
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  package org.opencms.workplace.tools.history;
  
  import org.opencms.file.CmsObject;
  import org.opencms.main.CmsException;
  import org.opencms.report.A_CmsReportThread;
  import org.opencms.report.I_CmsReport;
  
  /**
   * Clears the file history of the OpenCms database.<p>
   *
   * @since 6.0.0
   */
  public class CmsHistoryClearThread extends A_CmsReportThread {
  
      private CmsHistoryClear m_historyClear;
  
      /**
       * Creates the history clear Thread.<p>
       *
       * @param cms the current OpenCms context object
       * @param historyClear the settings to clear the history
       */
      public CmsHistoryClearThread(CmsObject cms, CmsHistoryClear historyClear) {
  
          super(
              cms,
              Messages.get().getBundle().key(
                  Messages.GUI_HISTORY_CLEAR_THREAD_NAME_1,
                  cms.getRequestContext().getCurrentProject().getName()));
          m_historyClear = historyClear;
          initHtmlReport(cms.getRequestContext().getLocale());
      }
  
      /**
       * @see org.opencms.report.A_CmsReportThread#getReportUpdate()
       */
      @Override
      public String getReportUpdate() {
  
          return getReport().getReportUpdate();
      }
  
      /**
       * @see java.lang.Runnable#run()
       */
      @Override
      public void run() {
  
          getReport().println(Messages.get().container(Messages.RPT_DELETE_HISTORY_BEGIN_0), I_CmsReport.FORMAT_HEADLINE);
  
          // get the necessary parameters from the map
          int versions = m_historyClear.getKeepVersions();
          int versionsDeleted;
          long timeDeleted = m_historyClear.getClearOlderThan();
  
          if (timeDeleted == 0) {
              timeDeleted = -1;
          }
  
          if (m_historyClear.getClearDeletedMode().equals(CmsHistoryClearDialog.MODE_CLEANDELETED_DELETE_NONE)) {
              versionsDeleted = -1;
          } else if (m_historyClear.getClearDeletedMode().equals(CmsHistoryClearDialog.MODE_CLEANDELETED_DELETE_ALL)) {
              versionsDeleted = 0;
          } else {
              versionsDeleted = 1;
          }
  
          // delete the historical files
          try {
              getCms().deleteHistoricalVersions(versions, versionsDeleted, timeDeleted, getReport());
          } catch (CmsException e) {
              getReport().println(e);
          }
          getReport().println(Messages.get().container(Messages.RPT_DELETE_HISTORY_END_0), I_CmsReport.FORMAT_HEADLINE);
      }
  }