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116 lines
4.2 KiB
116 lines
4.2 KiB
//docParser.java
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//------------------------
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//part of YaCy
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//(C) by Michael Peter Christen; mc@yacy.net
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//first published on http://www.anomic.de
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//Frankfurt, Germany, 2005
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//
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//this file is contributed by Martin Thelian
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//
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// $LastChangedDate$
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// $LastChangedRevision$
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// $LastChangedBy$
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//
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//This program is free software; you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation; either version 2 of the License, or
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//(at your option) any later version.
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//
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//This program is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//
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//You should have received a copy of the GNU General Public License
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//along with this program; if not, write to the Free Software
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//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package de.anomic.document.parser;
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import java.io.InputStream;
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import java.util.HashMap;
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import org.textmining.extraction.TextExtractor;
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import org.textmining.extraction.word.WordTextExtractorFactory;
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import de.anomic.document.AbstractParser;
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import de.anomic.document.Idiom;
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import de.anomic.document.ParserException;
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import de.anomic.document.Document;
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import de.anomic.yacy.yacyURL;
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public class docParser extends AbstractParser implements Idiom {
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/**
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* a list of mime types that are supported by this parser class
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* @see #getSupportedMimeTypes()
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*/
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public static final HashMap<String, String> SUPPORTED_MIME_TYPES = new HashMap<String, String>();
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static {
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String ext = "doc,docx";
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SUPPORTED_MIME_TYPES.put("application/msword",ext);
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SUPPORTED_MIME_TYPES.put("application/doc",ext);
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SUPPORTED_MIME_TYPES.put("appl/text",ext);
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SUPPORTED_MIME_TYPES.put("application/vnd.msword",ext);
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SUPPORTED_MIME_TYPES.put("application/vnd.ms-word",ext);
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SUPPORTED_MIME_TYPES.put("application/winword",ext);
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SUPPORTED_MIME_TYPES.put("application/word",ext);
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SUPPORTED_MIME_TYPES.put("application/x-msw6",ext);
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SUPPORTED_MIME_TYPES.put("application/x-msword",ext);
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}
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public docParser() {
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super("Word Document Parser");
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}
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public Document parse(final yacyURL location, final String mimeType, final String charset,
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final InputStream source) throws ParserException, InterruptedException {
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try {
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final WordTextExtractorFactory extractorFactory = new WordTextExtractorFactory();
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final TextExtractor extractor = extractorFactory.textExtractor(source);
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final String contents = extractor.getText().trim();
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String title = contents.replaceAll("\r"," ").replaceAll("\n"," ").replaceAll("\t"," ").trim();
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if (title.length() > 80) title = title.substring(0, 80);
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int l = title.length();
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while (true) {
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title = title.replaceAll(" ", " ");
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if (title.length() == l) break;
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l = title.length();
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}
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final Document theDoc = new Document(
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location,
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mimeType,
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"UTF-8",
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null,
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null,
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title,
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"", // TODO: AUTHOR
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null,
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null,
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contents.getBytes("UTF-8"),
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null,
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null);
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return theDoc;
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} catch (final Exception e) {
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e.printStackTrace();
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if (e instanceof InterruptedException) throw (InterruptedException) e;
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if (e instanceof ParserException) throw (ParserException) e;
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throw new ParserException("Unexpected error while parsing doc file. " + e.getMessage(),location);
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}
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}
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public HashMap<String, String> getSupportedMimeTypes() {
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return docParser.SUPPORTED_MIME_TYPES;
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}
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@Override
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public void reset() {
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// Nothing todo here at the moment
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super.reset();
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}
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}
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