yacy_search_server/source/net/yacy/document/parser/rtfParser.java
Michael Peter Christen 35ab2cef7b added parsing of 'date', 'dc:date', 'dc.date' and 'last-modified' in
html meta fields to get a correct (or: better) date timestamp. The
http:last-modified mostly does not work because it is set to the current
date from most CMS.
2013-09-10 10:31:57 +02:00

99 lines
3.5 KiB
Java

//rtfParser.java
//------------------------
//part of YaCy
//(C) by Michael Peter Christen; mc@yacy.net
//first published on http://www.anomic.de
//Frankfurt, Germany, 2005
//
//this file is contributed by Martin Thelian
//
// $LastChangedDate$
// $LastChangedRevision$
// $LastChangedBy$
//
//This program is free software; you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation; either version 2 of the License, or
//(at your option) any later version.
//
//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//GNU General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with this program; if not, write to the Free Software
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package net.yacy.document.parser;
import java.io.InputStream;
import java.util.Date;
import javax.swing.text.DefaultStyledDocument;
import javax.swing.text.rtf.RTFEditorKit;
import net.yacy.document.AbstractParser;
import net.yacy.document.Document;
import net.yacy.document.Parser;
import net.yacy.kelondro.data.meta.DigestURI;
public class rtfParser extends AbstractParser implements Parser {
public rtfParser() {
super("Rich Text Format Parser");
this.SUPPORTED_EXTENSIONS.add("rtf");
this.SUPPORTED_MIME_TYPES.add("text/rtf");
this.SUPPORTED_MIME_TYPES.add("text/richtext");
this.SUPPORTED_MIME_TYPES.add("application/rtf");
this.SUPPORTED_MIME_TYPES.add("application/x-rtf");
this.SUPPORTED_MIME_TYPES.add("application/x-soffice");
}
@Override
public Document[] parse(final DigestURI location, final String mimeType,
final String charset, final InputStream source)
throws Parser.Failure, InterruptedException {
try {
final DefaultStyledDocument doc = new DefaultStyledDocument();
final RTFEditorKit theRtfEditorKit = new RTFEditorKit();
theRtfEditorKit.read(source, doc, 0);
final String bodyText = doc.getText(0, doc.getLength());
return new Document[]{new Document(
location,
mimeType,
"UTF-8",
this,
null,
null,
singleList(((bodyText.length() > 80)? bodyText.substring(0, 80):bodyText.trim()).
replaceAll("\r\n"," ").
replaceAll("\n"," ").
replaceAll("\r"," ").
replaceAll("\t"," ")),
"", // TODO: AUTHOR
"", // TODO: publisher
null,
null,
0.0f, 0.0f,
bodyText,
null,
null,
null,
false,
new Date())};
} catch (final Exception e) {
if (e instanceof InterruptedException) throw (InterruptedException) e;
if (e instanceof Parser.Failure) throw (Parser.Failure) e;
throw new Parser.Failure("Unexpected error while parsing rtf resource." + e.getMessage(),location);
}
}
}