/**
* Copyright (c) 2000-2005 Liferay, LLC. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.liferay.portal.util;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.StringWriter;
import java.util.Date;
import javax.swing.text.DefaultStyledDocument;
import javax.swing.text.html.HTMLEditorKit;
import javax.swing.text.rtf.RTFEditorKit;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.dotcms.repackage.org.apache.lucene.document.DateTools;
import com.dotcms.repackage.org.apache.lucene.document.Field;
import com.dotcms.repackage.org.apache.poi.hdf.extractor.WordDocument;
import com.dotcms.repackage.org.apache.pdfbox.pdfparser.PDFParser;
import com.dotcms.repackage.org.apache.pdfbox.pdmodel.PDDocument;
import com.dotcms.repackage.org.apache.pdfbox.util.PDFTextStripper;
import com.liferay.util.poi.XLSTextStripper;
/**
* <a href="LuceneFields.java.html"><b><i>View Source</i></b></a>
*
* @author Brian Wing Shun Chan
* @version $Revision: 1.5 $
*
*/
public class LuceneFields {
public static final String UID = "uid";
public static final String COMPANY_ID = "companyId";
public static final String PORTLET_ID = "portletId";
public static final String GROUP_ID = "groupId";
public static final String TITLE = "title";
public static final String CONTENT = "content";
public static final String MODIFIED = "modified";
public static String getUID(String portletId, String field1) {
return getUID(portletId, field1, null);
}
public static String getUID(
String portletId, String field1, String field2) {
String uid = portletId + _UID_PORTLET + field1;
if (field2 != null) {
uid += _UID_FIELD + field2;
}
return uid;
}
public static Field getDate(String field) {
return getDate(field, new Date());
}
public static Field getDate(String field, Date date) {
if (date == null) {
return getDate(field);
}
else {
return new Field (field, DateTools.dateToString( date, DateTools.Resolution.MILLISECOND ), Field.Store.YES, Field.Index.NOT_ANALYZED);
}
}
public static Field getFile(String field, File file, String fileExt)
throws IOException {
fileExt = fileExt.toLowerCase();
FileInputStream fis = new FileInputStream(file);
Reader reader = new BufferedReader(new InputStreamReader(fis));
String text = null;
if (fileExt.equals(".doc")) {
try {
WordDocument wordDocument = new WordDocument(fis);
StringWriter stringWriter = new StringWriter();
wordDocument.writeAllText(stringWriter);
text = stringWriter.toString();
stringWriter.close();
}
catch (Exception e) {
_log.error(e.getMessage());
}
}
else if (fileExt.equals(".htm") || fileExt.equals(".html")) {
try {
DefaultStyledDocument dsd = new DefaultStyledDocument();
HTMLEditorKit htmlEditorKit = new HTMLEditorKit();
htmlEditorKit.read(reader, dsd, 0);
text = dsd.getText(0, dsd.getLength());
}
catch (Exception e) {
_log.error(e.getMessage());
}
}
else if (fileExt.equals(".pdf")) {
try {
PDFParser parser = new PDFParser(fis);
parser.parse();
PDDocument pdDoc= parser.getPDDocument();
StringWriter stringWriter = new StringWriter();
PDFTextStripper stripper = new PDFTextStripper();
stripper.setLineSeparator("\n");
stripper.writeText(pdDoc, stringWriter);
text = stringWriter.toString();
stringWriter.close();
pdDoc.close();
}
catch (Exception e) {
_log.error(e.getMessage());
}
}
else if (fileExt.equals(".rtf")) {
try {
DefaultStyledDocument dsd = new DefaultStyledDocument();
RTFEditorKit rtfEditorKit = new RTFEditorKit();
rtfEditorKit.read(reader, dsd, 0);
text = dsd.getText(0, dsd.getLength());
}
catch (Exception e) {
_log.error(e.getMessage());
}
}
else if (fileExt.equals(".xls")) {
try {
XLSTextStripper stripper = new XLSTextStripper(fis);
text = stripper.getText();
}
catch (Exception e) {
_log.error(e.getMessage());
}
}
if (text != null) {
return new Field (field, text, Field.Store.YES, Field.Index.NOT_ANALYZED);
}
else {
return new Field (field, reader);
}
}
public static Field getKeyword(String field, String keyword) {
//keyword = KeywordsUtil.escape(keyword);
Field fieldObj = new Field (field, keyword, Field.Store.YES, Field.Index.NOT_ANALYZED);
fieldObj.setBoost(0);
return fieldObj;
}
private static final Log _log = LogFactory.getLog(LuceneFields.class);
private static final String _UID_PORTLET = "_PORTLET_";
private static final String _UID_FIELD = "_FIELD_";
}