001/* 002 * (C) Copyright 2002-2007 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Nuxeo - initial API and implementation 016 * 017 */ 018package org.nuxeo.ecm.core.convert.plugins.text.extractors; 019 020import java.io.File; 021import java.io.FileInputStream; 022import java.io.FileOutputStream; 023import java.io.IOException; 024import java.io.InputStream; 025import java.io.OutputStream; 026import java.io.Serializable; 027import java.util.Map; 028 029import org.apache.commons.logging.Log; 030import org.apache.commons.logging.LogFactory; 031import org.apache.poi.hwpf.extractor.WordExtractor; 032import org.nuxeo.ecm.core.api.Blob; 033import org.nuxeo.ecm.core.api.Blobs; 034import org.nuxeo.ecm.core.api.blobholder.BlobHolder; 035import org.nuxeo.ecm.core.convert.api.ConversionException; 036import org.nuxeo.ecm.core.convert.cache.SimpleCachableBlobHolder; 037import org.nuxeo.ecm.core.convert.extension.Converter; 038import org.nuxeo.ecm.core.convert.extension.ConverterDescriptor; 039 040/** 041 * @deprecated subsumed by MSOffice2TextConverter 042 */ 043@Deprecated 044public class Word2TextConverter implements Converter { 045 046 private static final Log log = LogFactory.getLog(Word2TextConverter.class); 047 048 @Override 049 public BlobHolder convert(BlobHolder blobHolder, Map<String, Serializable> parameters) throws ConversionException { 050 051 File f = null; 052 OutputStream fas = null; 053 054 WordExtractor extractor = null; 055 try { 056 extractor = new WordExtractor(blobHolder.getBlob().getStream()); 057 byte[] bytes = extractor.getText().getBytes(); 058 f = File.createTempFile("po-word2text", ".txt"); 059 fas = new FileOutputStream(f); 060 fas.write(bytes); 061 062 Blob blob; 063 try (InputStream in = new FileInputStream(f)) { 064 blob = Blobs.createBlob(in); 065 } 066 blob.setMimeType("text/plain"); 067 068 return new SimpleCachableBlobHolder(blob); 069 } catch (IOException e) { 070 throw new ConversionException("Error during Word2Text conversion", e); 071 } finally { 072 if (extractor != null) { 073 try { 074 extractor.close(); 075 } catch (IOException e) { 076 log.error(e, e); 077 } 078 } 079 if (fas != null) { 080 try { 081 fas.close(); 082 } catch (IOException e) { 083 log.error(e, e); 084 } 085 } 086 if (f != null) { 087 f.delete(); 088 } 089 } 090 } 091 092 @Override 093 public void init(ConverterDescriptor descriptor) { 094 } 095 096}