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, 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.file.collectors;
  
  import org.opencms.file.CmsObject;
  import org.opencms.file.CmsResource;
  import org.opencms.lock.CmsLockUtil;
  import org.opencms.main.CmsException;
  import org.opencms.relations.CmsCategory;
  import org.opencms.relations.CmsCategoryService;
  
  import java.util.Arrays;
  import java.util.List;
  
  /**
   * A post create handler that adds categories to newly created resources (that are not a copy of an existing resource).<p>
   *
   * To configure it for adding the categories with category paths "cat1/subcat1/", "cat1/subcat2/" and "cat2/"
   * add the attribute
   *  <code>postCreateHandler="org.opencms.file.collectors.CmsAddCategoriesPostCreateHandler|cat1/subcat1/,cat1/subcat2/,cat2/"</code>
   * to the tag that provides the create option (i.e., <cms:contentload>, <cms:edit> or <cms:display>.<p>
   *
   * Instead of providing category paths, one can also use site or root paths of the folders representing the categories.
   * If a category path starts with "/" it is assumed to be site or root path. Otherwise it is treated as category path, i.e.,
   * the path without the category repositories base path.<p>
   *
   * @see I_CmsCollectorPostCreateHandler for more information on where post create handlers can be configured.
   */
  public class CmsAddCategoriesPostCreateHandler implements I_CmsCollectorPostCreateHandler {
  
      /**
       * @see org.opencms.file.collectors.I_CmsCollectorPostCreateHandler#onCreate(org.opencms.file.CmsObject, org.opencms.file.CmsResource, boolean)
       */
      public void onCreate(CmsObject cms, CmsResource createdResource, boolean copyMode) {
  
          // there are no categories configured that should be added. Just return without modifying the created resource.
          return;
  
      }
  
      /**
       * Adds the categories specified via <code>config</code> to the newly created resource iff not in copy mode.
       *
       * @param cms the current user's CMS context
       * @param createdResource the resource which has been created
       * @param copyMode <code>true</code> if the user chose one of the elements in the collector list as a model
       * @param config a comma separted list of category, site or root paths that specify the categories to be added to the created resource
       *        if <code>copyMode</code> is <code>false</code>.
       *
       * @see org.opencms.file.collectors.I_CmsCollectorPostCreateHandler#onCreate(org.opencms.file.CmsObject, org.opencms.file.CmsResource, boolean, java.lang.String)
       */
      public void onCreate(CmsObject cms, CmsResource createdResource, boolean copyMode, String config) {
  
          if ((null != config) && !copyMode) {
              List<String> cats = Arrays.asList(config.split(","));
              CmsCategoryService catService = CmsCategoryService.getInstance();
              try {
                  try (AutoCloseable c = CmsLockUtil.withLockedResources(cms, createdResource)) {
                      String sitePath = cms.getRequestContext().getSitePath(createdResource);
                      for (String catPath : cats) {
                          if (!catPath.isEmpty()) {
                              try {
                                  CmsCategory cat;
                                  if (catPath.startsWith("/")) { // assume we have a site or rootpath
                                      cat = catService.getCategory(cms, catPath);
                                  } else { // assume we have the category path
                                      cat = catService.readCategory(cms, catPath, sitePath);
                                  }
                                  if (null != cat) {
                                      catService.addResourceToCategory(cms, sitePath, cat);
                                  }
                              } catch (CmsException e) {
                                  // TODO Auto-generated catch block
                                  e.printStackTrace();
                              }
                          }
                      }
                  }
              } catch (Exception e1) {
                  // TODO Auto-generated catch block
                  e1.printStackTrace();
              }
          }
      }
  
  }
  