/*
    * Copyright 2011 The Kuali Foundation.
    *
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    * http://www.opensource.org/licenses/ecl2.php
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.ole;
  
  import org.apache.commons.io.IOUtils;
  import org.apache.jackrabbit.commons.cnd.CndImporter;
  import org.apache.jackrabbit.commons.cnd.ParseException;
  import org.kuali.ole.pojo.OleException;
  
  import javax.jcr.RepositoryException;
  import javax.jcr.Session;
  import javax.jcr.nodetype.NodeType;
  import java.io.*;
  
  /**
   * Created by IntelliJ IDEA.
   * User: peris
   * Date: 5/1/11
   * Time: 12:57 PM
   * To change this template use File | Settings | File Templates.
   */
  public class CustomNodeRegistrar {
      private String CUSTOM_NODES_FILE_NAME = "customFileNode.cnd";
  
      public NodeType[] registerCustomNodeTypes(Session session) throws OleException {
  
          NodeType[] nodeTypes = new NodeType[0];
          try {
              File tempDir = new File(System.getProperty("java.io.tmpdir"));
              File temporaryFile = new File(tempDir, CUSTOM_NODES_FILE_NAME);
              InputStream templateStream = getClass().getResourceAsStream(CUSTOM_NODES_FILE_NAME);
              IOUtils.copy(templateStream, new FileOutputStream(temporaryFile));
              String absolutePath = temporaryFile.getAbsolutePath();
              Session newSession = null;
              if (session == null) {
                  newSession = getSession();
                  session = newSession;
              }
              nodeTypes = CndImporter.registerNodeTypes(new FileReader(new File(absolutePath)), session);
              if (newSession != null) {
                  RepositoryManager.getRepositoryManager().logout(newSession);
              }
          } catch (ParseException e) {
              throw new OleException(e.getMessage());
          } catch (RepositoryException e) {
              throw new OleException(e.getMessage());
          } catch (IOException e) {
              throw new OleException(e.getMessage());
          }
          return nodeTypes;
      }
  
      public Session getSession() throws OleException {
          RepositoryManager repositoryManager = RepositoryManager.getRepositoryManager();
          Session session = repositoryManager.getSession("CustomNodeRegistrar", "getSession");
          return session;
      }
  }