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.widgets;
  
  import org.opencms.file.CmsObject;
  import org.opencms.i18n.CmsEncoder;
  import org.opencms.main.CmsLog;
  import org.opencms.util.CmsHtmlExtractor;
  import org.opencms.util.CmsStringUtil;
  
  import java.io.UnsupportedEncodingException;
  import java.util.Map;
  
  import org.apache.commons.logging.Log;
  
  import org.htmlparser.util.ParserException;
  
  /**
   * {@link org.opencms.widgets.CmsInputWidget} that strips HTML Tags from the input before storing values.<p>
   *
   * @since 6.3.0
   *
   */
  public final class CmsInputWidgetPlaintext extends CmsInputWidget {
  
      /** The log object for this class. */
      private static final Log LOG = CmsLog.getLog(CmsInputWidgetPlaintext.class);
  
      /**
       * Defcon.<p>
       */
      public CmsInputWidgetPlaintext() {
  
          super();
      }
  
      /**
       * @see org.opencms.widgets.CmsInputWidget#newInstance()
       */
      @Override
      public I_CmsWidget newInstance() {
  
          return new CmsInputWidgetPlaintext();
      }
  
      /**
       * @see org.opencms.widgets.A_CmsWidget#setEditorValue(org.opencms.file.CmsObject, java.util.Map, org.opencms.widgets.I_CmsWidgetDialog, org.opencms.widgets.I_CmsWidgetParameter)
       */
      @Override
      public void setEditorValue(
          CmsObject cms,
          Map<String, String[]> formParameters,
          I_CmsWidgetDialog widgetDialog,
          I_CmsWidgetParameter param) {
  
          String[] values = formParameters.get(param.getId());
          if ((values != null) && (values.length > 0)) {
              String value = values[0];
              if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(value)) {
                  try {
                      value = CmsHtmlExtractor.extractText(value, CmsEncoder.ENCODING_UTF_8);
                  } catch (ParserException e) {
                      if (LOG.isErrorEnabled()) {
                          LOG.error(
                              Messages.get().getBundle().key(Messages.LOG_ERR_WIDGET_PLAINTEXT_EXTRACT_HTML_1, value));
                      }
                  } catch (UnsupportedEncodingException e) {
                      if (LOG.isErrorEnabled()) {
                          LOG.error(
                              Messages.get().getBundle().key(Messages.LOG_ERR_WIDGET_PLAINTEXT_EXTRACT_HTML_1, value));
                      }
                  }
              } else {
                  value = "";
              }
              param.setStringValue(cms, value);
          }
      }
  }
  