/**
    * This file Copyright (c) 2019 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.ui.editor;
  
  import info.magnolia.jcr.util.PropertyUtil;
  import info.magnolia.objectfactory.Components;
  import info.magnolia.ui.framework.util.TempFilesManager;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.IOException;
  
  import javax.jcr.Node;
  import javax.jcr.Property;
  import javax.jcr.RepositoryException;
  
  import org.apache.commons.io.FileUtils;
  import org.apache.commons.io.FilenameUtils;
  import org.apache.jackrabbit.JcrConstants;
  import org.apache.tika.Tika;
  
  /**
   * Helper for creation of {@link javax.jcr.Binary}s.
   */
  public interface JcrBinaryHelper {
      Tika TIKA = new Tika();
  
      default void createBinary(Node node, File file) throws RepositoryException, IOException {
          node.setProperty(JcrConstants.JCR_MIMETYPE, TIKA.detect(file));
          node.setProperty("fileName", Components.newInstance(TempFilesManager.class).toStandardFileName(file.getName()));
          node.setProperty("size", FileUtils.sizeOf(file));
          node.setProperty("extension", FilenameUtils.getExtension(file.getName()));
          node.setProperty(JcrConstants.JCR_DATA, node.getSession().getValueFactory().createBinary(new FileInputStream(file)));
      }
  
      default File getBinary(Node node) throws RepositoryException, IOException {
          if (!node.hasProperty(JcrConstants.JCR_DATA)) {
              return null;
          }
  
          Property property = node.getProperty(JcrConstants.JCR_DATA);
          String fileName = PropertyUtil.getString(node, "fileName", node.getName());
          File tempFile = Components.newInstance(TempFilesManager.class).createTempFile(fileName);
          FileUtils.copyInputStreamToFile(property.getBinary().getStream(), tempFile);
          return tempFile;
      }
  }