| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache 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.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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.apache.tika.parser.xliff; |
| |
| import org.xml.sax.Attributes; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.helpers.AttributesImpl; |
| import org.xml.sax.helpers.DefaultHandler; |
| |
| import org.apache.tika.metadata.Metadata; |
| import org.apache.tika.sax.XHTMLContentHandler; |
| |
| /** |
| * Content Handler for XLIFF 1.2 documents. |
| */ |
| public class XLIFF12ContentHandler extends DefaultHandler { |
| |
| private final XHTMLContentHandler xhtml; |
| private final Metadata metadata; |
| private int numberOfFiles = 0; |
| private int numberOfTUs = 0; |
| private boolean inTransUnit = false; |
| |
| XLIFF12ContentHandler(XHTMLContentHandler xhtml, Metadata metadata) { |
| this.xhtml = xhtml; |
| this.metadata = metadata; |
| } |
| |
| @Override |
| public void startDocument() throws SAXException { |
| xhtml.startDocument(); |
| } |
| |
| @Override |
| public void startElement(String uri, String localName, String qName, Attributes attributes) |
| throws SAXException { |
| |
| final AttributesImpl attributeVals = new AttributesImpl(); |
| attributeVals.setAttributes(attributes); |
| |
| if ("file".equals(localName)) { |
| numberOfFiles++; |
| |
| // Write out the original file name |
| metadata.add("original", attributes.getValue("source-language")); |
| |
| xhtml.startElement("div"); |
| xhtml.startElement("h1"); |
| xhtml.characters(attributes.getValue("original")); |
| xhtml.endElement("h1"); |
| |
| // Add the files source (mandatory) and target (optional) languages |
| metadata.add("source-language", attributes.getValue("source-language")); |
| if (null != attributes.getValue("target-language")) { |
| metadata.add("target-language", attributes.getValue("target-language")); |
| } |
| } |
| |
| if ("trans-unit".equals(localName)) { |
| numberOfTUs++; |
| inTransUnit = true; |
| xhtml.startElement("div", attributeVals); |
| } |
| |
| if ("source".equals(localName)) { |
| AttributesImpl attrs = extractAttributes(attributes); |
| xhtml.startElement("p", attrs); |
| } |
| |
| if ("target".equals(localName)) { |
| AttributesImpl attrs = extractAttributes(attributes); |
| xhtml.startElement("p", attrs); |
| } |
| } |
| |
| private AttributesImpl extractAttributes(Attributes attributes) { |
| AttributesImpl attrs = new AttributesImpl(); |
| if (null != attributes.getValue("xml:lang")) { |
| attrs.addAttribute("", "lang", "lang", "", attributes.getValue("xml:lang")); |
| } |
| return attrs; |
| } |
| |
| @Override |
| public void endElement(String uri, String localName, String qName) throws SAXException { |
| |
| if ("file".equals(localName)) { |
| xhtml.endElement("div"); |
| } |
| |
| if ("trans-unit".equals(localName)) { |
| inTransUnit = false; |
| xhtml.endElement("div"); |
| } |
| |
| if ("source".equals(localName)) { |
| xhtml.endElement("p"); |
| } |
| |
| if ("target".equals(localName)) { |
| xhtml.endElement("p"); |
| } |
| } |
| |
| @Override |
| public void characters(char[] ch, int start, int length) throws SAXException { |
| if (inTransUnit && length != 0) { |
| xhtml.characters(ch, start, length); |
| } |
| } |
| |
| @Override |
| public void endDocument() { |
| metadata.set("file-count", String.valueOf(numberOfFiles)); |
| metadata.set("tu-count", String.valueOf(numberOfTUs)); |
| } |
| |
| } |