git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@2110 6c8d7289-2bf4-0310-a012-ef5d649a1542pull/1/head
orbiter
19 years ago
parent
63a08307c2
commit
a474669338
@ -0,0 +1,172 @@
|
|||||||
|
// indexEntryAttribute.java
|
||||||
|
// (C) 2006 by Michael Peter Christen; mc@anomic.de, Frankfurt a. M., Germany
|
||||||
|
// first published 16.05.2006 on http://www.anomic.de
|
||||||
|
//
|
||||||
|
// This is a part of YaCy, a peer-to-peer based web search engine
|
||||||
|
//
|
||||||
|
// $LastChangedDate: 2006-04-02 22:40:07 +0200 (So, 02 Apr 2006) $
|
||||||
|
// $LastChangedRevision: 1986 $
|
||||||
|
// $LastChangedBy: orbiter $
|
||||||
|
//
|
||||||
|
// LICENSE
|
||||||
|
//
|
||||||
|
// 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 de.anomic.index;
|
||||||
|
|
||||||
|
import java.net.URL;
|
||||||
|
|
||||||
|
import de.anomic.htmlFilter.htmlFilterContentScraper;
|
||||||
|
import de.anomic.kelondro.kelondroBase64Order;
|
||||||
|
import de.anomic.server.serverCodings;
|
||||||
|
import de.anomic.yacy.yacySeedDB;
|
||||||
|
|
||||||
|
public class indexEntryAttribute {
|
||||||
|
|
||||||
|
// the size of a word hash
|
||||||
|
public static final int wordHashLength = yacySeedDB.commonHashLength; // 12
|
||||||
|
public static final int urlHashLength = yacySeedDB.commonHashLength; // 12
|
||||||
|
|
||||||
|
// doctypes:
|
||||||
|
public static final char DT_PDFPS = 'p';
|
||||||
|
public static final char DT_TEXT = 't';
|
||||||
|
public static final char DT_HTML = 'h';
|
||||||
|
public static final char DT_DOC = 'd';
|
||||||
|
public static final char DT_IMAGE = 'i';
|
||||||
|
public static final char DT_MOVIE = 'm';
|
||||||
|
public static final char DT_FLASH = 'f';
|
||||||
|
public static final char DT_SHARE = 's';
|
||||||
|
public static final char DT_AUDIO = 'a';
|
||||||
|
public static final char DT_BINARY = 'b';
|
||||||
|
public static final char DT_UNKNOWN = 'u';
|
||||||
|
|
||||||
|
// appearance locations: (used for flags)
|
||||||
|
public static final int AP_TITLE = 0; // title tag from html header
|
||||||
|
public static final int AP_H1 = 1; // headline - top level
|
||||||
|
public static final int AP_H2 = 2; // headline, second level
|
||||||
|
public static final int AP_H3 = 3; // headline, 3rd level
|
||||||
|
public static final int AP_H4 = 4; // headline, 4th level
|
||||||
|
public static final int AP_H5 = 5; // headline, 5th level
|
||||||
|
public static final int AP_H6 = 6; // headline, 6th level
|
||||||
|
public static final int AP_TEXT = 7; // word appears in text (used to check validation of other appearances against spam)
|
||||||
|
public static final int AP_DOM = 8; // word inside an url: in Domain
|
||||||
|
public static final int AP_PATH = 9; // word inside an url: in path
|
||||||
|
public static final int AP_IMG = 10; // tag inside image references
|
||||||
|
public static final int AP_ANCHOR = 11; // anchor description
|
||||||
|
public static final int AP_ENV = 12; // word appears in environment (similar to anchor appearance)
|
||||||
|
public static final int AP_BOLD = 13; // may be interpreted as emphasized
|
||||||
|
public static final int AP_ITALICS = 14; // may be interpreted as emphasized
|
||||||
|
public static final int AP_WEAK = 15; // for Text that is small or bareley visible
|
||||||
|
public static final int AP_INVISIBLE = 16; // good for spam detection
|
||||||
|
public static final int AP_TAG = 17; // for tagged indexeing (i.e. using mp3 tags)
|
||||||
|
public static final int AP_AUTHOR = 18; // word appears in author name
|
||||||
|
public static final int AP_OPUS = 19; // word appears in name of opus, which may be an album name (in mp3 tags)
|
||||||
|
public static final int AP_TRACK = 20; // word appears in track name (i.e. in mp3 tags)
|
||||||
|
|
||||||
|
// URL attributes
|
||||||
|
public static final int UA_LOCAL = 0; // URL was crawled locally
|
||||||
|
public static final int UA_TILDE = 1; // tilde appears in URL
|
||||||
|
public static final int UA_REDIRECT = 2; // The URL is a redirection
|
||||||
|
|
||||||
|
// local flag attributes
|
||||||
|
public static final char LT_LOCAL = 'L';
|
||||||
|
public static final char LT_GLOBAL = 'G';
|
||||||
|
|
||||||
|
// create a word hash
|
||||||
|
public static String word2hash(String word) {
|
||||||
|
return kelondroBase64Order.enhancedCoder.encode(serverCodings.encodeMD5Raw(word.toLowerCase())).substring(0, indexEntryAttribute.wordHashLength);
|
||||||
|
}
|
||||||
|
|
||||||
|
// doctype calculation
|
||||||
|
public static char docType(URL url) {
|
||||||
|
String path = htmlFilterContentScraper.urlNormalform(url);
|
||||||
|
// serverLog.logFinest("PLASMA", "docType URL=" + path);
|
||||||
|
char doctype = doctype = indexEntryAttribute.DT_UNKNOWN;
|
||||||
|
if (path.endsWith(".gif")) { doctype = indexEntryAttribute.DT_IMAGE; }
|
||||||
|
else if (path.endsWith(".jpg")) { doctype = indexEntryAttribute.DT_IMAGE; }
|
||||||
|
else if (path.endsWith(".jpeg")) { doctype = indexEntryAttribute.DT_IMAGE; }
|
||||||
|
else if (path.endsWith(".png")) { doctype = indexEntryAttribute.DT_IMAGE; }
|
||||||
|
else if (path.endsWith(".html")) { doctype = indexEntryAttribute.DT_HTML; }
|
||||||
|
else if (path.endsWith(".txt")) { doctype = indexEntryAttribute.DT_TEXT; }
|
||||||
|
else if (path.endsWith(".doc")) { doctype = indexEntryAttribute.DT_DOC; }
|
||||||
|
else if (path.endsWith(".rtf")) { doctype = indexEntryAttribute.DT_DOC; }
|
||||||
|
else if (path.endsWith(".pdf")) { doctype = indexEntryAttribute.DT_PDFPS; }
|
||||||
|
else if (path.endsWith(".ps")) { doctype = indexEntryAttribute.DT_PDFPS; }
|
||||||
|
else if (path.endsWith(".avi")) { doctype = indexEntryAttribute.DT_MOVIE; }
|
||||||
|
else if (path.endsWith(".mov")) { doctype = indexEntryAttribute.DT_MOVIE; }
|
||||||
|
else if (path.endsWith(".qt")) { doctype = indexEntryAttribute.DT_MOVIE; }
|
||||||
|
else if (path.endsWith(".mpg")) { doctype = indexEntryAttribute.DT_MOVIE; }
|
||||||
|
else if (path.endsWith(".md5")) { doctype = indexEntryAttribute.DT_SHARE; }
|
||||||
|
else if (path.endsWith(".mpeg")) { doctype = indexEntryAttribute.DT_MOVIE; }
|
||||||
|
else if (path.endsWith(".asf")) { doctype = indexEntryAttribute.DT_FLASH; }
|
||||||
|
return doctype;
|
||||||
|
}
|
||||||
|
|
||||||
|
public static char docType(String mime) {
|
||||||
|
// serverLog.logFinest("PLASMA", "docType mime=" + mime);
|
||||||
|
char doctype = indexEntryAttribute.DT_UNKNOWN;
|
||||||
|
if (mime == null) doctype = indexEntryAttribute.DT_UNKNOWN;
|
||||||
|
else if (mime.startsWith("image/")) doctype = indexEntryAttribute.DT_IMAGE;
|
||||||
|
else if (mime.endsWith("/gif")) doctype = indexEntryAttribute.DT_IMAGE;
|
||||||
|
else if (mime.endsWith("/jpeg")) doctype = indexEntryAttribute.DT_IMAGE;
|
||||||
|
else if (mime.endsWith("/png")) doctype = indexEntryAttribute.DT_IMAGE;
|
||||||
|
else if (mime.endsWith("/html")) doctype = indexEntryAttribute.DT_HTML;
|
||||||
|
else if (mime.endsWith("/rtf")) doctype = indexEntryAttribute.DT_DOC;
|
||||||
|
else if (mime.endsWith("/pdf")) doctype = indexEntryAttribute.DT_PDFPS;
|
||||||
|
else if (mime.endsWith("/octet-stream")) doctype = indexEntryAttribute.DT_BINARY;
|
||||||
|
else if (mime.endsWith("/x-shockwave-flash")) doctype = indexEntryAttribute.DT_FLASH;
|
||||||
|
else if (mime.endsWith("/msword")) doctype = indexEntryAttribute.DT_DOC;
|
||||||
|
else if (mime.endsWith("/mspowerpoint")) doctype = indexEntryAttribute.DT_DOC;
|
||||||
|
else if (mime.endsWith("/postscript")) doctype = indexEntryAttribute.DT_PDFPS;
|
||||||
|
else if (mime.startsWith("text/")) doctype = indexEntryAttribute.DT_TEXT;
|
||||||
|
else if (mime.startsWith("image/")) doctype = indexEntryAttribute.DT_IMAGE;
|
||||||
|
else if (mime.startsWith("audio/")) doctype = indexEntryAttribute.DT_AUDIO;
|
||||||
|
else if (mime.startsWith("video/")) doctype = indexEntryAttribute.DT_MOVIE;
|
||||||
|
//bz2 = application/x-bzip2
|
||||||
|
//dvi = application/x-dvi
|
||||||
|
//gz = application/gzip
|
||||||
|
//hqx = application/mac-binhex40
|
||||||
|
//lha = application/x-lzh
|
||||||
|
//lzh = application/x-lzh
|
||||||
|
//pac = application/x-ns-proxy-autoconfig
|
||||||
|
//php = application/x-httpd-php
|
||||||
|
//phtml = application/x-httpd-php
|
||||||
|
//rss = application/xml
|
||||||
|
//tar = application/tar
|
||||||
|
//tex = application/x-tex
|
||||||
|
//tgz = application/tar
|
||||||
|
//torrent = application/x-bittorrent
|
||||||
|
//xhtml = application/xhtml+xml
|
||||||
|
//xla = application/msexcel
|
||||||
|
//xls = application/msexcel
|
||||||
|
//xsl = application/xml
|
||||||
|
//xml = application/xml
|
||||||
|
//Z = application/x-compress
|
||||||
|
//zip = application/zip
|
||||||
|
return doctype;
|
||||||
|
}
|
||||||
|
|
||||||
|
// language calculation
|
||||||
|
public static String language(URL url) {
|
||||||
|
String language = "uk";
|
||||||
|
String host = url.getHost();
|
||||||
|
int pos = host.lastIndexOf(".");
|
||||||
|
if ((pos > 0) && (host.length() - pos == 3)) language = host.substring(pos + 1).toLowerCase();
|
||||||
|
return language;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
Loading…
Reference in new issue