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.ui.login;
  
  import org.opencms.crypto.CmsEncryptionException;
  import org.opencms.main.CmsLog;
  import org.opencms.main.OpenCms;
  import org.opencms.ui.shared.login.I_CmsLoginTargetRpc;
  
  import org.apache.commons.logging.Log;
  
  import com.vaadin.server.AbstractExtension;
  import com.vaadin.ui.UI;
  
  /**
   * Server side component used to open the login target for a logged in user.<p>
   */
  public class CmsLoginTargetOpener extends AbstractExtension {
  
      /** The serial version id. */
      private static final long serialVersionUID = 1L;
  
      /** Log instance for this class. */
      private static final Log LOG = CmsLog.getLog(CmsLoginTargetOpener.class);
  
      /**
       * Creates a new instance.<p>
       *
       * @param ui the UI to extend
       */
      public CmsLoginTargetOpener(UI ui) {
  
          extend(ui);
      }
  
      /**
       * Opens the login target.<p>
       *
       * @param target the login target URL
       * @param isPublicPC the public PC flag
       */
      public void openTarget(String target, boolean isPublicPC) {
  
          if (isPublicPC) {
              getRpcProxy(I_CmsLoginTargetRpc.class).openTargetForPublicPc(target);
          } else {
              String encryptedTarget;
              // for private PCs, another form submission step is used on the client to trigger the browser password manager.
              // the form used to a contain a field with the plain redirect URI, but we now encrypt it beforehand.
              try {
                  encryptedTarget = OpenCms.getDefaultTextEncryption().encrypt(target);
                  getRpcProxy(I_CmsLoginTargetRpc.class).openTargetForPrivatePc(encryptedTarget);
              } catch (CmsEncryptionException e) {
                  LOG.warn(e.getLocalizedMessage(), e);
                  getRpcProxy(I_CmsLoginTargetRpc.class).openTargetForPublicPc(target);
              }
          }
      }
  }
  