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.workplace;
  
  import org.opencms.file.CmsObject;
  import org.opencms.file.CmsProperty;
  import org.opencms.file.CmsResource;
  import org.opencms.file.CmsResourceFilter;
  import org.opencms.main.CmsException;
  import org.opencms.security.CmsPermissionSet;
  import org.opencms.util.CmsStringUtil;
  
  /**
   * The default upload folder handler.<p>
   */
  public class CmsRepositoryFolderHandler implements I_CmsRepositoryFolderHandler {
  
      /**
       * @see org.opencms.workplace.I_CmsRepositoryFolderHandler#getRepositoryFolder(org.opencms.file.CmsObject, java.lang.String, java.lang.String)
       */
      public String getRepositoryFolder(CmsObject cms, String reference, String type) {
  
          String result = null;
          if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(reference)) {
              try {
                  CmsProperty prop = cms.readPropertyObject(reference, "repositoryfolder_" + type, true);
                  // check if the resource exists, is a folder and the user has write permissions to it
                  if (!prop.isNullProperty()
                      && cms.existsResource(prop.getValue(), CmsResourceFilter.ONLY_VISIBLE_NO_DELETED)) {
                      CmsResource uploadFolder = cms.readResource(
                          prop.getValue(),
                          CmsResourceFilter.ONLY_VISIBLE_NO_DELETED);
                      if (uploadFolder.isFolder()
                          && cms.hasPermissions(
                              uploadFolder,
                              CmsPermissionSet.ACCESS_WRITE,
                              false,
                              CmsResourceFilter.ONLY_VISIBLE_NO_DELETED)) {
                          result = cms.getSitePath(uploadFolder);
                      }
  
                  }
              } catch (CmsException e) {
                  // ignore
              }
          }
          return result;
      }
  }
  