<%-- CDDL HEADER START The contents of this file are subject to the terms of the Common Development and Distribution License, Version 1.0 only (the "License"). You may not use this file except in compliance with the License. You can obtain a copy of the license at license/ESCIDOC.LICENSE or http://www.escidoc.de/license. See the License for the specific language governing permissions and limitations under the License. When distributing Covered Code, include this CDDL HEADER in each file and include the License file at license/ESCIDOC.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner] CDDL HEADER END Copyright 2006-2012 Fachinformationszentrum Karlsruhe Gesellschaft für wissenschaftlich-technische Information mbH and Max-Planck- Gesellschaft zur Förderung der Wissenschaft e.V. All rights reserved. Use is subject to license terms. --%> <%@page import="de.mpg.escidoc.services.cone.web.Login"%> <%@page import="de.mpg.escidoc.services.cone.ModelList.Predicate"%> <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %> <% request.setCharacterEncoding("UTF-8"); response.setCharacterEncoding("UTF-8"); %> <%@page import="java.util.List"%> <%@ page import="java.util.Arrays" %> <%@ page import="java.util.ArrayList" %> <%@page import="de.mpg.escidoc.services.cone.ModelList.Model"%> <%@page import="de.mpg.escidoc.services.cone.ModelList"%> <%@page import="java.util.Set"%> <%@page import="de.mpg.escidoc.services.cone.Querier"%> <%@page import="de.mpg.escidoc.services.cone.QuerierFactory"%> <%@page import="org.apache.commons.fileupload.FileUpload"%> <%@page import="org.apache.commons.fileupload.servlet.ServletFileUpload"%> <%@page import="org.apache.commons.fileupload.FileItemFactory"%> <%@page import="org.apache.commons.fileupload.disk.DiskFileItemFactory"%> <%@page import="org.apache.commons.fileupload.FileItem"%> <%@page import="java.io.InputStream"%> <%@page import="javax.xml.parsers.SAXParser"%> <%@page import="javax.xml.parsers.SAXParserFactory"%> <%@page import="de.mpg.escidoc.services.cone.rdfimport.RDFHandler"%> <%@page import="de.mpg.escidoc.services.cone.util.LocalizedTripleObject"%> <%@page import="de.mpg.escidoc.services.cone.util.TreeFragment"%> <%@page import="de.mpg.escidoc.services.cone.ModelList.Model"%> <%@page import="de.mpg.escidoc.services.framework.PropertyReader"%> <%@page import="java.util.regex.Pattern"%> <%@page import="java.util.regex.Matcher"%> <%@page import="de.mpg.escidoc.services.cone.util.LocalizedString"%> <%! private void removeIdentifierPrefixes(TreeFragment fragment, Model model) throws Exception { for (String nodeName : fragment.keySet()) { if (model.getPredicate(nodeName).isResource()) { for (LocalizedTripleObject listItem : fragment.get(nodeName)) { if (listItem instanceof TreeFragment && ((TreeFragment) listItem).getSubject().startsWith(PropertyReader.getProperty("escidoc.cone.service.url"))) { ((TreeFragment) listItem).setSubject(((TreeFragment) listItem).getSubject().substring(PropertyReader.getProperty("escidoc.cone.service.url").length())); } } } } } %> <% List errors = new ArrayList(); %>

Importing...

 
<% errors = new ArrayList(); boolean loggedIn = Login.getLoggedIn(request); if (!loggedIn) { errors.add("You are not logged in!"); } else { boolean isMigrateNamespace = true; boolean isMultipart = ServletFileUpload.isMultipartContent(request); // Create a factory for disk-based file items FileItemFactory factory = new DiskFileItemFactory(); // Create a new file upload handler ServletFileUpload upload = new ServletFileUpload(factory); // Parse the request List items = upload.parseRequest(request); InputStream uploadedStream = null; ModelList.Model model = null; String workflow = "SKIP"; boolean createRelations = false; for (FileItem item : items) { if (item.isFormField()) { if ("model".equals(item.getFieldName())) { model = ModelList.getInstance().getModelByAlias(item.getString()); } else if ("workflow".equals(item.getFieldName())) { workflow = item.getString(); } else if ("create-relations".equals(item.getFieldName())) { createRelations = ("true".equals(item.getString())); } } else { uploadedStream = item.getInputStream(); } } SAXParser parser = SAXParserFactory.newInstance().newSAXParser(); RDFHandler rdfHandler = new RDFHandler(loggedIn); try { parser.parse(uploadedStream, rdfHandler); } catch(Exception e) { errors.add("Invalid RDF file!
" + e.getMessage()); } Querier querier = QuerierFactory.newQuerier(loggedIn); List results = rdfHandler.getResult(); for (LocalizedTripleObject result : results) { if (result instanceof TreeFragment) { out.println("Importing item"); String id; if ((((TreeFragment) result).getSubject() == null) && model.isGenerateIdentifier()) { id = model.getSubjectPrefix() + querier.createUniqueIdentifier(model.getName()); out.println(PropertyReader.getProperty("escidoc.cone.service.url") + id + " (generated)"); } else if (((TreeFragment) result).getSubject() != null) { if (((TreeFragment) result).getSubject().startsWith(PropertyReader.getProperty("escidoc.cone.service.url"))) { id = ((TreeFragment) result).getSubject().substring(PropertyReader.getProperty("escidoc.cone.service.url").length()); TreeFragment existingObject = querier.details(model.getName(), id, "*"); out.println(PropertyReader.getProperty("escidoc.cone.service.url") + id); if (existingObject != null && !existingObject.isEmpty() && "skip".equals(workflow)) { out.println(" (skipped)
"); continue; } else if (existingObject != null && !existingObject.isEmpty() && "overwrite".equals(workflow)) { out.println(" ... deleting existing object ..."); querier.delete(model.getName(), id); out.println(" (replaced)"); } else if (existingObject != null && "update-overwrite".equals(workflow)) { out.println(" ... updating existing object ..."); existingObject.merge((TreeFragment) result, true); result = existingObject; querier.delete(model.getName(), id); out.println(" (updated)"); } else if (existingObject != null && "update-add".equals(workflow)) { out.println(" ... updating existing object ..."); for (Predicate predicate : model.getPredicates()) { if (!predicate.isMultiple() && ((TreeFragment) result).containsKey(predicate.getId()) && existingObject.containsKey(predicate.getId())) { for (LocalizedTripleObject res : ((TreeFragment) result).get(predicate.getId())) { for (LocalizedTripleObject existing : existingObject.get(predicate.getId())) { if ((existing.getLanguage() == null && res.getLanguage() == null) || existing.getLanguage().equals(res.getLanguage())) { existingObject.get(predicate.getId()).remove(existing); break; } } } } } existingObject.merge((TreeFragment) result, false); result = existingObject; querier.delete(model.getName(), id); out.println(" (updated)"); } } else if (isMigrateNamespace) { Pattern pattern = Pattern.compile("[^/]+/resource/.+$"); Matcher matcher = pattern.matcher(((TreeFragment) result).getSubject()); if (matcher.find()) { id = matcher.group(); TreeFragment existingObject = querier.details(model.getName(), id, "*"); out.println(PropertyReader.getProperty("escidoc.cone.service.url") + id); if (existingObject != null && !existingObject.isEmpty() && "skip".equals(workflow)) { out.println(" (skipped)
"); continue; } else if (existingObject != null && !existingObject.isEmpty() && "overwrite".equals(workflow)) { out.println(" ... deleting existing object ..."); querier.delete(model.getName(), id); out.println(" (replaced)"); } else if (existingObject != null && "update-overwrite".equals(workflow)) { out.println(" ... updating existing object ..."); existingObject.merge((TreeFragment) result, true); result = existingObject; querier.delete(model.getName(), id); out.println(" (updated)"); } else if (existingObject != null && "update-add".equals(workflow)) { out.println(" ... updating existing object ..."); for (Predicate predicate : model.getPredicates()) { if (!predicate.isMultiple() && ((TreeFragment) result).containsKey(predicate.getId()) && existingObject.containsKey(predicate.getId())) { for (LocalizedTripleObject res : ((TreeFragment) result).get(predicate.getId())) { for (LocalizedTripleObject existing : existingObject.get(predicate.getId())) { if ((existing.getLanguage() == null && res.getLanguage() == null) || existing.getLanguage().equals(res.getLanguage())) { existingObject.get(predicate.getId()).remove(existing); break; } } } } } existingObject.merge((TreeFragment) result, false); result = existingObject; querier.delete(model.getName(), id); out.println(" (updated)"); } } else { throw new RuntimeException("Identifier '" + ((TreeFragment) result).getSubject() + "' does not match required format"); } } else { throw new RuntimeException("Identifier '" + ((TreeFragment) result).getSubject() + "' is no local URL, but migration is no allowed"); } } else { throw new RuntimeException("Identifier expected"); } removeIdentifierPrefixes((TreeFragment) result, model); querier.create(model.getName(), id, (TreeFragment) result); out.println(" ...done!
"); } else { throw new RuntimeException("Wrong RDF structure at " + result); } } } %>
<% if (errors!=null && errors.size() > 0) { %>
    <% for (String error : errors) { %>
  • Error: <%= error %>
    • <% } %>
<% } %>