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.list;
  
  import org.opencms.i18n.CmsEncoder;
  import org.opencms.util.CmsStringUtil;
  import org.opencms.workplace.CmsWorkplace;
  
  import java.util.ArrayList;
  import java.util.Iterator;
  import java.util.List;
  import java.util.Map;
  
  /**
   * Displays an advanced search form over several columns.<p>
   *
   * @since 7.6
   */
  public class CmsListMultiSearchAction extends CmsListSearchAction {
  
      /** The string to delimit key and value. */
      public static final String KEY_VAL_DELIM = "#";
  
      /** The string to delimit each column-value pair. */
      public static final String PARAM_DELIM = "|";
  
      /** the html id prefix for the input element of the search bar. */
      public static final String SEARCH_COL_INPUT_ID = "listColFilter";
  
      /**
       * Default constructor.<p>
       *
       * @param column the first column to search in
       *
       * @see #addColumn(CmsListColumnDefinition)
       */
      public CmsListMultiSearchAction(CmsListColumnDefinition column) {
  
          super(column);
      }
  
      /**
       * @see org.opencms.workplace.list.CmsListSearchAction#barHtml(org.opencms.workplace.CmsWorkplace)
       */
      @Override
      public String barHtml(CmsWorkplace wp) {
  
          if (wp == null) {
              wp = getWp();
          }
          StringBuffer html = new StringBuffer(1024);
          html.append("\t\t<input type='hidden' name='");
          html.append(SEARCH_BAR_INPUT_ID);
          html.append("' id='");
          html.append(SEARCH_BAR_INPUT_ID);
          html.append("' value='");
          String searchFilter = "";
          if (wp instanceof A_CmsListDialog) {
              searchFilter = ((A_CmsListDialog)wp).getList().getSearchFilter();
          }
          Map<String, String> colVals = CmsStringUtil.splitAsMap(searchFilter, PARAM_DELIM, KEY_VAL_DELIM);
          // http://www.securityfocus.com/archive/1/490498: searchfilter cross site scripting vulnerability:
          html.append(CmsStringUtil.escapeJavaScript(CmsEncoder.escapeXml(searchFilter)));
          html.append("' >\n");
          Iterator<CmsListColumnDefinition> it = getColumns().iterator();
          while (it.hasNext()) {
              CmsListColumnDefinition colDef = it.next();
              html.append("\t\t<input type='text' name='");
              html.append(SEARCH_COL_INPUT_ID).append(colDef.getId());
              html.append("' id='");
              html.append(SEARCH_COL_INPUT_ID).append(colDef.getId());
              html.append("' value='");
              String val = colVals.get(colDef.getId());
              if (val == null) {
                  val = "";
              }
              html.append(CmsStringUtil.escapeJavaScript(CmsEncoder.escapeXml(val)));
              html.append("' title='");
              html.append(CmsStringUtil.escapeJavaScript(colDef.getName().key(wp.getLocale())));
              html.append("' size='20' maxlength='245' style='vertical-align: bottom;' >\n");
          }
          html.append(buttonHtml(wp));
          if (getShowAllAction() != null) {
              html.append("&nbsp;&nbsp;");
              html.append(getShowAllAction().buttonHtml());
          }
          // load script
          html.append("<script >\n");
          html.append("var LIST_SEARCH_DATA = {\n");
          html.append("SEARCH_BAR_INPUT_ID: \"").append(SEARCH_BAR_INPUT_ID).append("\",\n");
          html.append("FORM: \"").append(getListId() + "-form").append("\",\n");
          html.append("COLUMNS: [");
          it = getColumns().iterator();
          while (it.hasNext()) {
              CmsListColumnDefinition colDef = it.next();
              html.append("\"").append(colDef.getId()).append("\"");
              if (it.hasNext()) {
                  html.append(", ");
              }
          }
          html.append("]\n");
          html.append("};\n");
          html.append("</script>\n");
  
          return html.toString();
      }
  
      /**
       * @see org.opencms.workplace.list.CmsListSearchAction#filter(java.util.List, java.lang.String)
       */
      @Override
      public List<CmsListItem> filter(List<CmsListItem> items, String searchFilter) {
  
          if (CmsStringUtil.isEmptyOrWhitespaceOnly(searchFilter)) {
              return items;
          }
          Map<String, String> colVals = CmsStringUtil.splitAsMap(searchFilter, PARAM_DELIM, KEY_VAL_DELIM);
          List<CmsListItem> res = new ArrayList<CmsListItem>();
          Iterator<CmsListItem> itItems = items.iterator();
          while (itItems.hasNext()) {
              CmsListItem item = itItems.next();
              if (res.contains(item)) {
                  continue;
              }
              boolean matched = true;
              Iterator<CmsListColumnDefinition> itCols = getColumns().iterator();
              while (matched && itCols.hasNext()) {
                  CmsListColumnDefinition col = itCols.next();
                  if (item.get(col.getId()) == null) {
                      matched = false;
                      continue;
                  }
                  String colFilter = colVals.get(col.getId());
  
                  if ((colFilter != null) && (item.get(col.getId()).toString().indexOf(colFilter) < 0)) {
                      matched = false;
                  }
              }
              if (matched) {
                  res.add(item);
              }
          }
          return res;
      }
  }