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137 lines
5.9 KiB
137 lines
5.9 KiB
// advancedURLPattern.java
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// -----------------------
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// part of YaCy
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// (C) by Alexander Fieger webmaster@lulabad.de
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// first published on http://www.lulabad.de
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// Ingolstadt, Germany, 2006
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// last major change: 12.08.2006
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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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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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package de.anomic.index;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.regex.Pattern;
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import java.util.regex.Matcher;
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import java.util.regex.PatternSyntaxException;
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import de.anomic.kelondro.kelondroMSetTools;
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public class indexRegexReferenceBlacklist extends indexAbstractReferenceBlacklist implements indexReferenceBlacklist {
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public indexRegexReferenceBlacklist(File rootPath) {
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super(rootPath);
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}
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public String getEngineInfo() {
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return "Regex YaCy Blacklist Engine by lulabad";
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}
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public boolean isListed(String blacklistType, String hostlow, String path) {
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if (hostlow == null) throw new NullPointerException();
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if (path == null) throw new NullPointerException();
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// getting the proper blacklist
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HashMap blacklistMap = super.getBlacklistMap(blacklistType);
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ArrayList app;
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if (path.length() > 0 && path.charAt(0) == '/') path = path.substring(1);
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Iterator it = blacklistMap.entrySet().iterator();
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while( it.hasNext() ) {
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Map.Entry me = (Map.Entry)it.next();
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try {
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Matcher domainregex = Pattern.compile((String)me.getKey()).matcher(hostlow);
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app = (ArrayList) me.getValue();
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for (int i=0; i<app.size(); i++) {
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Matcher pathregex = Pattern.compile((String)app.get(i)).matcher(path);
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if ((domainregex.matches()) && (pathregex.matches())) return true;
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}
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} catch (PatternSyntaxException e) {}
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}
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return false;
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}
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public void add(String blacklistType, String host, String path) {
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if (host == null) throw new NullPointerException();
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if (path == null) throw new NullPointerException();
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if (path.length() > 0 && path.charAt(0) == '/') path = path.substring(1);
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StringBuffer sb = new StringBuffer(host);
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if(sb.charAt(0) == '*') sb.insert(0,'.');
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HashMap<String, ArrayList<String>> blacklistMap = super.getBlacklistMap(blacklistType);
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ArrayList<String> hostList = blacklistMap.get(sb.toString().toLowerCase());
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if (hostList == null)
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blacklistMap.put(sb.toString().toLowerCase(), (hostList = new ArrayList<String>()));
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hostList.add(path);
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}
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public void remove(String blacklistType, String host, String path) {
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StringBuffer sb = new StringBuffer(host);
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if(sb.charAt(0) == '*') sb.insert(0,'.');
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HashMap blacklistMap = getBlacklistMap(blacklistType);
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ArrayList hostList = (ArrayList)blacklistMap.get(sb.toString());
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hostList.remove(path);
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if (hostList.size() == 0)
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blacklistMap.remove(sb.toString());
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}
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public void loadList(String blacklistType, String filenames, String sep) {
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HashMap<String,ArrayList<String>> blacklistMapTmp = new HashMap<String,ArrayList<String>>();
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String[] filenamesarray = filenames.split(",");
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if( filenamesarray.length > 0) {
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for (int i = 0; i < filenamesarray.length; i++) {
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blacklistMapTmp.putAll(kelondroMSetTools.loadMapMultiValsPerKey(new File(this.blacklistRootPath, filenamesarray[i]).toString(), sep));
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}
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}
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Iterator it = blacklistMapTmp.entrySet().iterator();
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ArrayList app;
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while( it.hasNext() ) {
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Map.Entry me = (Map.Entry)it.next();
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app = (ArrayList) me.getValue();
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for (int i=0; i<app.size(); i++) {
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this.add(blacklistType,(String) me.getKey(),(String) app.get(i));
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}
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}
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}
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}
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